/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
--ink:#0E1714;
--panel:#16211D;
--panel-2:#1C2A25;
--line:rgba(255,255,255,.08);
--line-strong:rgba(255,255,255,.16);
--lime:#C7F94A;
--lime-dim:#A9D93A;
--orange:#FF6A2B;
--paper:#FFFFFF;
--paper-2:#F6F7F3;
--text:#0E1714;
--text-2:#5B665F;
--text-dark:#EDF1EC;
--text-dark-2:rgba(237,241,236,.62);
--ok:#3FBF7F;
--warn:#E0A800;
--r-card:8px;
--r-btn:4px;
--sh-1:0 1px 2px rgba(14,23,20,.06);
--sh-2:0 20px 44px -28px rgba(14,23,20,.35);
--ease:cubic-bezier(.2,.7,.3,1);
--font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;
--font-num:"Inter","DIN Alternate","Helvetica Neue",Arial,sans-serif;
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
margin:0;
font-family:var(--font-cn);
font-size:16px;
line-height:1.75;
color:var(--text);
background:var(--paper);
text-align:left;
-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--ink);}
p{margin:0 0 1em;max-width:72ch;}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:inherit;}
h1{font-size:clamp(32px,4.4vw,52px);font-weight:900;letter-spacing:-.02em;line-height:1.15;}
h2{font-size:clamp(24px,2.8vw,34px);font-weight:800;}
h3{font-size:clamp(17px,1.6vw,21px);font-weight:700;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
/* ============ 覆盖 Foundation 默认 ============ */
.button,.button:hover,.button:focus{background:transparent;color:inherit;margin:0;}
body a.button{color:inherit;}
.grid-x>.cell{padding-left:0;padding-right:0;}
/* ============ 容器与板块 ============ */
.container{
width:100%;
max-width:1200px;
margin:0 auto;
padding-left:24px;
padding-right:24px;
}
.container-wide{max-width:1280px;}
.section{padding:104px 0;}
.section-sm{padding:72px 0;}
.section-dark{background:var(--ink);color:var(--text-dark);}
.section-paper{background:var(--paper-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16.5px;margin:0;}
.section-dark .section-head p{color:var(--text-dark-2);}
.eyebrow{
display:inline-flex;align-items:center;gap:8px;
font-size:12px;letter-spacing:.14em;text-transform:uppercase;
color:var(--lime);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:block;}
/* ============ 按钮 ============ */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
padding:13px 24px;
border-radius:var(--r-btn);
font-size:15px;font-weight:700;letter-spacing:.01em;
border:1px solid transparent;
transition:all .2s var(--ease);
line-height:1.2;
white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--ink);border-color:var(--lime);}
.btn-primary:hover,.btn-primary:focus{background:#D6FF63;border-color:#D6FF63;color:var(--ink);box-shadow:0 10px 28px -12px rgba(199,249,74,.75);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);background:var(--lime-dim);}
.btn-outline{background:transparent;color:var(--text-dark);border-color:var(--line-strong);}
.btn-outline:hover,.btn-outline:focus{background:rgba(255,255,255,.06);border-color:var(--lime);color:#fff;transform:translateY(-1px);}
.btn-outline-dark{background:transparent;color:var(--ink);border-color:rgba(14,23,20,.22);}
.btn-outline-dark:hover,.btn-outline-dark:focus{border-color:var(--ink);background:rgba(14,23,20,.05);color:var(--ink);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-lg{padding:16px 30px;font-size:16px;}
.btn-text{
display:inline-flex;align-items:center;gap:6px;
font-weight:700;font-size:15px;color:var(--ink);
}
.btn-text .arrow{transition:transform .2s var(--ease);}
.btn-text:hover .arrow{transform:translateX(4px);}
.section-dark .btn-text{color:var(--lime);}
/* ============ 顶部细条 ============ */
.topline{
background:var(--panel);
border-bottom:1px solid var(--line);
color:var(--text-dark-2);
font-size:13.5px;
}
.topline.is-hidden{display:none;}
.topline-inner{
display:flex;align-items:center;gap:12px;
min-height:42px;padding-top:6px;padding-bottom:6px;
}
.topline-inner p{margin:0;flex:1;color:var(--text-dark-2);max-width:none;}
.topline-inner strong{color:var(--lime);font-weight:700;}
.topline-close{
width:26px;height:26px;border-radius:4px;flex:0 0 auto;
color:var(--text-dark-2);font-size:18px;line-height:1;
display:flex;align-items:center;justify-content:center;
transition:all .2s var(--ease);
}
.topline-close:hover{background:rgba(255,255,255,.08);color:#fff;}
.live-dot{
width:7px;height:7px;border-radius:50%;background:var(--orange);
flex:0 0 auto;position:relative;
animation:breathe 1.6s infinite;
}
@keyframes breathe{
0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,106,43,.55);}
50%{opacity:.55;box-shadow:0 0 0 6px rgba(255,106,43,0);}
}
/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;}
.nav-bar{
background:var(--ink);
border-bottom:1px solid transparent;
transition:background .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-scrolled .nav-bar{
background:rgba(14,23,20,.97);
border-bottom-color:var(--line);
box-shadow:0 12px 30px -22px rgba(0,0,0,.9);
}
.nav-grid{
display:grid;
grid-template-columns:1fr auto 1fr;
align-items:center;
gap:16px;
min-height:72px;
transition:min-height .25s var(--ease);
}
.site-header.is-scrolled .nav-grid{min-height:60px;}
.nav-group{display:flex;align-items:center;gap:6px;}
.nav-group.nav-left{justify-content:flex-start;}
.nav-group.nav-right{justify-content:flex-end;gap:12px;}
.nav-link{
display:inline-block;
position:relative;
padding:8px 12px;
font-size:14.5px;
font-weight:600;
color:var(--text-dark-2);
border-radius:4px;
transition:color .2s var(--ease);
}
.nav-link::after{
content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
background:var(--lime);transform:scaleX(0);transform-origin:left center;
transition:transform .24s var(--ease);
}
.nav-link:hover,.nav-link:focus{color:#fff;}
.nav-link:hover::after,.nav-link:focus::after{transform:scaleX(1);}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{
display:inline-flex;align-items:center;gap:10px;
padding:4px 8px;border-radius:6px;
justify-self:center;
transition:opacity .2s var(--ease);
}
.brand:hover{opacity:.88;}
.brand-mark{
font-family:var(--font-num);
font-size:11px;font-weight:800;letter-spacing:.1em;
background:var(--orange);color:#fff;
padding:3px 6px;border-radius:3px;line-height:1.2;
}
.brand-text{
font-size:19px;font-weight:900;letter-spacing:-.01em;color:#fff;white-space:nowrap;
}
.brand-text em{font-style:normal;color:var(--lime);}
.nav-toggle{
display:none;
width:40px;height:40px;border-radius:5px;
align-items:center;justify-content:center;
color:var(--text-dark);border:1px solid var(--line);
transition:all .2s var(--ease);
}
.nav-toggle:hover{background:rgba(255,255,255,.06);}
.nav-toggle span{
display:block;width:16px;height:2px;background:currentColor;position:relative;
}
.nav-toggle span::before,.nav-toggle span::after{
content:"";position:absolute;left:0;width:16px;height:2px;background:currentColor;
}
.nav-toggle span::before{top:-5px;}
.nav-toggle span::after{top:5px;}
/* 移动端抽屉 */
.mobile-menu{
display:none;
position:fixed;inset:0;z-index:90;
background:var(--ink);
padding:88px 24px 32px;
overflow-y:auto;
}
.mobile-menu.is-open{display:block;}
.mobile-menu .mm-group-title{
font-size:12px;letter-spacing:.16em;color:var(--text-dark-2);
text-transform:uppercase;margin:22px 0 8px;font-weight:700;
}
.mobile-menu a.mm-link{
display:block;padding:14px 2px;font-size:17px;font-weight:700;
color:var(--text-dark);border-bottom:1px solid var(--line);
}
.mobile-menu a.mm-link.is-active{color:var(--lime);}
.mobile-menu .mm-cta{margin-top:28px;}
.mobile-close{
position:absolute;top:22px;right:20px;
width:42px;height:42px;border-radius:6px;border:1px solid var(--line);
color:var(--text-dark);font-size:20px;display:flex;align-items:center;justify-content:center;
}
/* ============ Hero ============ */
.hero{
position:relative;
background:var(--ink);
color:var(--text-dark);
padding:88px 0 96px;
overflow:hidden;
}
.hero::before{
content:"";position:absolute;inset:0;
background-image:
linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
background-size:72px 72px;
-webkit-mask-image:radial-gradient(ellipse at 20% 10%,#000 0%,transparent 72%);
mask-image:radial-gradient(ellipse at 20% 10%,#000 0%,transparent 72%);
pointer-events:none;
}
.hero::after{
content:"";position:absolute;right:-140px;top:-120px;width:520px;height:520px;
background:linear-gradient(135deg,rgba(199,249,74,.16),rgba(199,249,74,0) 66%);
transform:rotate(24deg);
pointer-events:none;
}
.hero-inner{
position:relative;z-index:2;
display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
gap:56px;align-items:center;
}
.hero-badge{
display:inline-flex;align-items:center;gap:8px;
border:1px solid var(--line-strong);border-radius:999px;
padding:6px 14px;font-size:12.5px;letter-spacing:.06em;
color:var(--text-dark-2);margin-bottom:22px;
}
.hero h1{color:#fff;margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{
font-size:17px;color:var(--text-dark-2);max-width:60ch;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.hero-stats{
display:flex;flex-wrap:wrap;gap:34px;
padding-top:26px;border-top:1px solid var(--line);
}
.hero-stat .k{
font-size:24px;font-weight:800;color:var(--lime);
font-family:var(--font-num);font-variant-numeric:tabular-nums;
display:block;line-height:1.2;
}
.hero-stat .l{font-size:13px;color:var(--text-dark-2);}
.hero-media{
position:relative;border-radius:var(--r-card);overflow:hidden;
border:1px solid var(--line);box-shadow:var(--sh-2);
aspect-ratio:16/10;background:var(--panel);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media-tag{
position:absolute;left:14px;top:14px;
display:inline-flex;align-items:center;gap:6px;
background:var(--orange);color:#fff;
font-size:11px;font-weight:800;letter-spacing:.08em;
padding:5px 10px;border-radius:3px;
}
.hero-media-tag .live-dot{background:#fff;animation:none;}
.hero-ticker{
position:absolute;left:0;right:0;bottom:0;
display:flex;flex-wrap:wrap;gap:18px;
background:linear-gradient(to top,rgba(14,23,20,.94),rgba(14,23,20,.1));
padding:14px 16px;font-size:12.5px;color:var(--text-dark-2);
}
.hero-ticker span{display:inline-flex;align-items:center;gap:6px;}
.hero-ticker b{color:#fff;font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.hero-ticker b.live-now{color:var(--orange);}
/* ============ 入口速览 chips ============ */
.quick-strip{
background:var(--panel);
border-bottom:1px solid var(--line);
padding:20px 0;
}
.quick-strip-inner{
display:flex;align-items:center;gap:20px;
}
.quick-label{
flex:0 0 auto;font-size:13px;font-weight:700;letter-spacing:.08em;
color:var(--text-dark-2);white-space:nowrap;
}
.chip-row{
display:flex;gap:10px;overflow-x:auto;padding:2px 0 6px;
scrollbar-width:thin;-ms-overflow-style:none;
}
.chip-row::-webkit-scrollbar{height:5px;}
.chip-row::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:3px;}
.chip{
flex:0 0 auto;
display:inline-flex;align-items:center;gap:7px;
padding:8px 16px;border-radius:999px;
border:1px solid var(--line-strong);
color:var(--text-dark-2);font-size:13.5px;font-weight:600;
white-space:nowrap;
transition:all .2s var(--ease);
}
.chip:hover,.chip:focus{border-color:var(--lime);color:var(--lime);background:rgba(199,249,74,.07);}
.chip.is-hot{border-color:rgba(255,106,43,.5);color:#FFB48C;}
.chip.is-hot:hover{border-color:var(--orange);color:var(--orange);}
/* ============ 权益对比表 ============ */
.plan-table-wrap{
border-radius:var(--r-card);overflow:hidden;
border:1px solid rgba(14,23,20,.1);
background:var(--paper);
box-shadow:var(--sh-1);
}
table.plan-table{width:100%;border-collapse:collapse;margin:0;}
table.plan-table th,
table.plan-table td{
padding:20px 22px;text-align:left;
border-bottom:1px solid rgba(14,23,20,.08);
font-size:15px;vertical-align:middle;
}
table.plan-table thead th{
background:var(--paper-2);
font-size:14px;letter-spacing:.04em;color:var(--text-2);
font-weight:700;border-bottom:1px solid rgba(14,23,20,.12);
}
table.plan-table thead th.plan-col{background:#F0F2EC;}
table.plan-table thead th.plan-col.recommend{
background:var(--ink);color:#fff;
}
.plan-col .plan-name{font-size:17px;font-weight:800;display:block;margin-bottom:4px;color:var(--text);}
.plan-col.recommend .plan-name{color:#fff;}
.plan-col .plan-price{
font-family:var(--font-num);font-variant-numeric:tabular-nums;
font-size:22px;font-weight:800;color:var(--ink);
}
.plan-col.recommend .plan-price{color:var(--lime);}
.plan-col .plan-price small{font-size:12px;font-weight:600;color:var(--text-2);margin-left:2px;}
.plan-col.recommend .plan-price small{color:var(--text-dark-2);}
.badge-recommend{
display:inline-block;margin-left:8px;
background:var(--lime);color:var(--ink);
font-size:11px;font-weight:800;letter-spacing:.08em;
padding:3px 7px;border-radius:3px;vertical-align:middle;
}
table.plan-table tbody th{
font-weight:600;color:var(--text-2);font-size:14.5px;width:22%;
}
table.plan-table td{color:var(--text);}
table.plan-table tbody tr:hover{background:#FBFCF8;}
table.plan-table td.is-highlight{color:var(--ink);font-weight:700;}
table.plan-table tfoot td,
table.plan-table tfoot th{
border-bottom:0;background:#FBFCF8;padding-top:22px;padding-bottom:26px;
}
/* ============ 等级亮点（错落栅格） ============ */
.tier-grid{
display:grid;
grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
grid-template-rows:auto auto;
gap:20px;
}
.tier-card{
background:var(--paper);
border:1px solid rgba(14,23,20,.1);
border-radius:var(--r-card);
padding:32px;
box-shadow:var(--sh-1);
transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
position:relative;
}
.tier-card:hover{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--sh-2);}
.tier-card.tier-main{
grid-row:span 2;
background:var(--ink);color:var(--text-dark);border-color:var(--ink);
display:flex;flex-direction:column;justify-content:space-between;
}
.tier-card.tier-main h3{color:#fff;font-size:26px;}
.tier-card.tier-main p{color:var(--text-dark-2);}
.tier-tag{
display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.08em;
padding:4px 9px;border-radius:3px;margin-bottom:16px;
}
.tier-tag.lime{background:var(--lime);color:var(--ink);}
.tier-tag.line{border:1px solid rgba(14,23,20,.22);color:var(--text-2);}
.tier-card.tier-main .tier-tag.line{border-color:var(--line-strong);color:var(--text-dark-2);}
.tier-points{display:flex;flex-direction:column;gap:12px;margin-top:18px;}
.tier-points li{
display:flex;gap:10px;align-items:flex-start;
font-size:14.5px;color:var(--text-2);line-height:1.6;
}
.tier-card.tier-main .tier-points li{color:var(--text-dark-2);}
.tier-points li::before{
content:"";flex:0 0 auto;width:15px;height:15px;margin-top:5px;
border-radius:3px;
background:var(--lime);
-webkit-mask-image:url("data:image/svg+xml;utf8,");
mask-image:url("data:image/svg+xml;utf8,");
-webkit-mask-size:contain;mask-size:contain;
-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;
}
.tier-metrics{
display:grid;grid-template-columns:repeat(2,1fr);gap:18px;
margin-top:26px;padding-top:24px;border-top:1px solid var(--line);
}
.tier-metrics .m .v{
font-family:var(--font-num);font-variant-numeric:tabular-nums;
font-size:28px;font-weight:800;color:var(--lime);line-height:1.15;
}
.tier-metrics .m .v small{font-size:13px;font-weight:600;color:var(--text-dark-2);margin-left:3px;}
.tier-metrics .m .k{font-size:12.5px;color:var(--text-dark-2);}
/* ============ 专属内容预览图墙 ============ */
.gallery-head{
display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
margin-bottom:36px;flex-wrap:wrap;
}
.gallery-head .section-head{margin-bottom:0;}
.gallery-grid{
display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.gal-item{
position:relative;border-radius:var(--r-card);overflow:hidden;
aspect-ratio:16/9;background:var(--panel);display:block;
border:1px solid rgba(14,23,20,.08);
transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.gal-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.gal-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.gal-item:hover img{transform:scale(1.05);}
.gal-overlay{
position:absolute;inset:0;
background:linear-gradient(to top,rgba(14,23,20,.88) 0%,rgba(14,23,20,.12) 55%,rgba(14,23,20,0) 100%);
display:flex;flex-direction:column;justify-content:flex-end;
padding:14px;opacity:.92;
transition:opacity .25s var(--ease);
}
.gal-item:hover .gal-overlay{opacity:1;}
.gal-title{font-size:14px;font-weight:700;color:#fff;line-height:1.4;}
.gal-meta{font-size:12px;color:rgba(255,255,255,.68);margin-top:4px;}
.gal-play{
position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.85);
width:44px;height:44px;border-radius:50%;
background:rgba(199,249,74,.94);color:var(--ink);
display:flex;align-items:center;justify-content:center;
opacity:0;transition:all .25s var(--ease);
font-size:15px;
}
.gal-item:hover .gal-play{opacity:1;transform:translate(-50%,-50%) scale(1);}
.gal-item .corner-tag{
position:absolute;top:10px;left:10px;
background:rgba(14,23,20,.78);color:var(--lime);
border:1px solid rgba(199,249,74,.4);
font-size:10.5px;font-weight:800;letter-spacing:.08em;
padding:3px 7px;border-radius:3px;
}
/* ============ CMS 列表 ============ */
.cms-list{
display:grid;
grid-template-columns:repeat(3,minmax(0,1fr));
gap:22px;
}
.cms-item{
background:var(--paper);
border:1px solid rgba(14,23,20,.1);
border-radius:var(--r-card);
box-shadow:var(--sh-1);
transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
overflow:hidden;
display:flex;
}
.cms-item:hover{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--sh-2);}
.cms-link{
display:flex;flex-direction:column;width:100%;
padding:26px 24px 22px;
color:var(--text);
}
.cms-link:hover{color:var(--text);}
.cms-cat{
display:inline-block;align-self:flex-start;
font-size:11.5px;font-weight:800;letter-spacing:.08em;
color:var(--text-2);
border:1px solid rgba(14,23,20,.16);
border-radius:999px;padding:3px 10px;margin-bottom:14px;
}
.cms-title{
font-size:17.5px;font-weight:700;line-height:1.5;margin:0 0 10px;color:var(--ink);
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cms-summary{
font-size:14.5px;color:var(--text-2);line-height:1.7;margin:0 0 18px;
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
max-width:none;
}
.cms-meta{
margin-top:auto;padding-top:14px;border-top:1px solid rgba(14,23,20,.08);
display:flex;align-items:center;justify-content:space-between;
font-size:12.5px;color:var(--text-2);
}
.cms-meta time{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.cms-empty{
grid-column:1/-1;
border:1px dashed rgba(14,23,20,.18);
border-radius:var(--r-card);
padding:52px 28px;text-align:center;
background:var(--paper);
}
.cms-empty p{color:var(--text-2);margin:0 0 20px;max-width:none;}
.cms-empty .btn{color:var(--ink);}
/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:56px;align-items:start;}
.faq-list{border-top:1px solid rgba(14,23,20,.12);}
.faq-item{border-bottom:1px solid rgba(14,23,20,.12);}
.faq-q{
width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
padding:22px 0;text-align:left;
font-size:17px;font-weight:700;color:var(--ink);
transition:color .2s var(--ease);
}
.faq-q:hover{color:#2C3B34;}
.faq-icon{
flex:0 0 auto;width:22px;height:22px;position:relative;
transition:transform .3s var(--ease);
}
.faq-icon::before,.faq-icon::after{
content:"";position:absolute;background:var(--ink);border-radius:2px;
left:50%;top:50%;
}
.faq-icon::before{width:14px;height:2px;transform:translate(-50%,-50%);}
.faq-icon::after{width:2px;height:14px;transform:translate(-50%,-50%);}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-item.is-open .faq-q{color:var(--ink);}
.faq-a{
overflow:hidden;max-height:0;
transition:max-height .34s var(--ease);
}
.faq-a-inner{padding:0 0 24px;}
.faq-a p{color:var(--text-2);font-size:15.5px;margin:0;max-width:64ch;}
/* ============ CTA 窄带 ============ */
.cta-band{
background:var(--ink);
color:var(--text-dark);
position:relative;overflow:hidden;
}
.cta-band::before{
content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--lime);
}
.cta-inner{
padding:64px 0;
display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
gap:48px;align-items:center;
}
.cta-inner h2{color:#fff;margin-bottom:12px;}
.cta-inner p{color:var(--text-dark-2);margin-bottom:0;}
.cta-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.cta-points li{
display:inline-flex;align-items:center;gap:7px;
font-size:13.5px;color:var(--text-dark-2);
border:1px solid var(--line);border-radius:999px;padding:6px 14px;
}
.cta-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.cta-right{
border-left:1px solid var(--line);
padding-left:44px;
}
.cta-price{
font-family:var(--font-num);font-variant-numeric:tabular-nums;
font-size:44px;font-weight:900;color:var(--lime);line-height:1.1;
}
.cta-price small{font-size:15px;font-weight:600;color:var(--text-dark-2);margin-left:6px;}
.cta-note{font-size:13px;color:var(--text-dark-2);margin:8px 0 22px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
/* ============ 页脚 ============ */
.site-footer{
background:#0A1210;color:var(--text-dark-2);
font-size:14px;padding-top:64px;
}
.footer-grid{
display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
gap:40px;padding-bottom:52px;
}
.footer-brand .brand{padding:0;margin-bottom:16px;}
.footer-brand p{font-size:13.5px;line-height:1.8;margin:0;max-width:36ch;}
.footer-col h4{
font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;
color:#fff;margin-bottom:16px;font-weight:700;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col a{color:var(--text-dark-2);font-size:14px;}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
border-top:1px solid var(--line);
padding:22px 0 30px;
display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
font-size:13px;
}
.footer-bottom .fb-left{display:flex;flex-wrap:wrap;gap:18px;align-items:center;}
.to-top{
display:inline-flex;align-items:center;gap:7px;
color:var(--text-dark-2);border:1px solid var(--line);
border-radius:4px;padding:8px 14px;font-size:13px;
transition:all .2s var(--ease);
}
.to-top:hover{border-color:var(--lime);color:var(--lime);}
/* ============ 淡入动效 ============ */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
.reveal{opacity:1;transform:none;}
html{scroll-behavior:auto;}
}
/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
.container{max-width:1040px;}
.section{padding:84px 0;}
.hero-inner{gap:40px;}
.gallery-grid{grid-template-columns:repeat(3,1fr);}
.nav-link{font-size:14px;padding:8px 9px;}
.brand-text{font-size:17.5px;}
}
@media screen and (max-width:991px){
.section{padding:72px 0;}
.section-head{margin-bottom:32px;}
.nav-group.nav-left li:nth-child(n+3),
.nav-group.nav-right ul{display:none;}
.nav-toggle{display:inline-flex;}
.nav-grid{grid-template-columns:auto 1fr auto;gap:12px;}
.brand{order:2;}
.nav-group.nav-left{order:1;}
.nav-group.nav-right{order:3;}
.hero{padding:64px 0 72px;}
.hero-inner{grid-template-columns:1fr;gap:36px;}
.hero-stats{gap:26px;}
.cms-list{grid-template-columns:repeat(2,minmax(0,1fr));}
.tier-grid{grid-template-columns:1fr;}
.tier-card.tier-main{grid-row:auto;}
.gallery-grid{grid-template-columns:repeat(2,1fr);}
.faq-wrap{grid-template-columns:1fr;gap:32px;}
.cta-inner{grid-template-columns:1fr;gap:32px;}
.cta-right{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:30px;}
.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;}
/* 对比表横向滚动 */
.plan-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.plan-table{min-width:720px;}
}
@media screen and (max-width:767px){
.container{padding-left:18px;padding-right:18px;}
.section{padding:56px 0;}
.section-sm{padding:46px 0;}
body{font-size:16px;}
.topline-inner p{font-size:12.5px;line-height:1.5;}
.hero{padding:52px 0 60px;}
.hero-actions .btn{flex:1 1 auto;justify-content:center;}
.hero-stats{gap:18px;padding-top:20px;}
.hero-stat .k{font-size:20px;}
.quick-strip-inner{flex-direction:column;align-items:flex-start;gap:10px;}
.cms-list{grid-template-columns:1fr;}
.gallery-grid{grid-template-columns:1fr;gap:14px;}
.gallery-head{flex-direction:column;align-items:flex-start;}
.tier-metrics{grid-template-columns:1fr 1fr;gap:14px;}
.cta-price{font-size:36px;}
.footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:38px;}
.footer-bottom{flex-direction:column;align-items:flex-start;gap:14px;}
.btn-lg{padding:14px 22px;font-size:15px;}
.cta-actions .btn{flex:1 1 auto;justify-content:center;}
}
@media screen and (max-width:480px){
h1{font-size:30px;}
h2{font-size:23px;}
.plan-table-wrap{border-radius:6px;}
.cms-link{padding:22px 18px 18px;}
.cms-title{font-size:16.5px;}
.faq-q{font-size:15.5px;padding:18px 0;}
.tier-card{padding:24px 20px;}
.cta-inner{padding:48px 0;}
}
/* roulang page: category1 */
:root{
--ink:#0E1714;
--panel:#16211D;
--panel-2:#1C2A25;
--lime:#C7F94A;
--lime-dim:#A9D93A;
--orange:#FF6A2B;
--paper:#F6F7F3;
--white:#FFFFFF;
--txt:#0E1714;
--txt-soft:#5B665F;
--txt-inv:#EDF1EC;
--txt-inv-soft:rgba(237,241,236,.62);
--line:rgba(255,255,255,.08);
--line-dark:rgba(14,23,20,.10);
--line-lime:rgba(199,249,74,.45);
--r-card:10px;
--r-sm:6px;
--r-btn:4px;
--r-pill:999px;
--sh1:0 1px 2px rgba(14,23,20,.06);
--sh2:0 20px 44px -28px rgba(14,23,20,.35);
--sec:110px;
--nav-h:76px;
--ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
margin:0;
font-family:"Noto Sans SC","Source Han Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
font-size:16.5px;
line-height:1.75;
color:var(--txt);
background:var(--paper);
-webkit-font-smoothing:antialiased;
text-align:left;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:var(--txt);text-decoration:none;}
a:hover,a:focus{color:var(--ink);}
p{margin:0 0 1em;max-width:70ch;}
ul,ol,li,h1,h2,h3,h4,h5,figure{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{font-weight:800;line-height:1.2;}
button,input,select,textarea{font-family:inherit;}
button{cursor:pointer;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
outline:2px solid var(--lime);
outline-offset:2px;
border-radius:2px;
}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.container-wide{max-width:1280px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
/* ---------- header / nav ---------- */
.site-header{
position:sticky;
top:0;
z-index:60;
background:var(--ink);
border-bottom:1px solid var(--line);
transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 12px 34px -24px rgba(0,0,0,.85);}
.nav-bar{width:100%;}
.nav-grid{
display:grid;
grid-template-columns:1fr auto 1fr;
align-items:center;
gap:16px;
min-height:var(--nav-h);
transition:min-height .25s var(--ease);
}
.site-header.is-scrolled .nav-grid{min-height:60px;}
.nav-group{display:flex;align-items:center;gap:4px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;gap:14px;}
.nav-group ul{display:flex;align-items:center;gap:4px;margin:0;}
.nav-link{
position:relative;
display:inline-block;
padding:10px 12px;
font-size:14.5px;
font-weight:500;
color:var(--txt-inv-soft);
white-space:nowrap;
transition:color .2s var(--ease);
}
.nav-link::after{
content:"";
position:absolute;
left:12px;
right:12px;
bottom:5px;
height:2px;
background:var(--lime);
transform:scaleX(0);
transform-origin:left center;
transition:transform .24s var(--ease);
}
.nav-link:hover,.nav-link:focus{color:var(--txt-inv);}
.nav-link:hover::after,.nav-link:focus::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--lime);}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{
display:inline-flex;
align-items:center;
gap:9px;
justify-self:center;
color:var(--txt-inv);
font-size:19px;
font-weight:900;
letter-spacing:-.01em;
white-space:nowrap;
}
.brand:hover,.brand:focus{color:var(--txt-inv);}
.brand-mark{
display:inline-flex;
align-items:center;
height:20px;
padding:0 7px;
border-radius:3px;
background:var(--orange);
color:#fff;
font-size:11px;
font-weight:800;
letter-spacing:.1em;
line-height:1;
}
.brand-text em{font-style:normal;color:var(--lime);}
.btn{
display:inline-flex;
align-items:center;
justify-content:center;
gap:8px;
border-radius:var(--r-btn);
border:1px solid transparent;
font-weight:700;
font-size:15px;
line-height:1;
padding:14px 22px;
transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover,.btn-primary:focus{background:#D7FF66;color:var(--ink);box-shadow:0 14px 30px -16px rgba(199,249,74,.75);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--txt-inv);border-color:rgba(237,241,236,.32);}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(237,241,236,.10);color:#fff;border-color:rgba(237,241,236,.6);}
.btn-dark{background:var(--ink);color:var(--txt-inv);}
.btn-dark:hover,.btn-dark:focus{background:#1B2A24;color:#fff;box-shadow:var(--sh2);}
.btn-line{background:transparent;color:var(--ink);border-color:rgba(14,23,20,.22);}
.btn-line:hover,.btn-line:focus{background:var(--ink);color:var(--txt-inv);border-color:var(--ink);}
.btn-sm{padding:10px 16px;font-size:13.5px;}
.btn-block{width:100%;}
.link-more{
display:inline-flex;
align-items:center;
gap:6px;
font-weight:700;
font-size:15px;
color:var(--ink);
border-bottom:1px solid transparent;
transition:gap .2s var(--ease),border-color .2s var(--ease);
}
.link-more::after{content:"→";transition:transform .2s var(--ease);}
.link-more:hover,.link-more:focus{gap:10px;border-color:var(--ink);}
.nav-toggle{
display:none;
width:42px;
height:42px;
border:1px solid rgba(237,241,236,.24);
border-radius:var(--r-btn);
background:transparent;
position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
content:"";
position:absolute;
left:50%;
width:18px;
height:2px;
background:var(--txt-inv);
transform:translateX(-50%);
transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;left:0;transform:none;}
.nav-toggle span::after{top:6px;left:0;transform:none;}
body.menu-open .nav-toggle span{background:transparent;}
body.menu-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg);}
body.menu-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg);}
/* mobile menu */
.mobile-menu{
position:fixed;
inset:0;
z-index:55;
background:var(--ink);
padding:96px 24px 32px;
display:flex;
flex-direction:column;
gap:26px;
opacity:0;
visibility:hidden;
transform:translateY(-8px);
transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
overflow-y:auto;
}
.mobile-menu.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.mm-group h4{
color:var(--txt-inv-soft);
font-size:12px;
letter-spacing:.14em;
font-weight:700;
margin-bottom:10px;
text-transform:uppercase;
}
.mobile-menu ul li{border-bottom:1px solid var(--line);}
.mobile-menu ul li a{
display:block;
padding:16px 2px;
color:var(--txt-inv);
font-size:17px;
font-weight:600;
}
.mobile-menu ul li a.is-active{color:var(--lime);}
.mm-cta{margin-top:auto;display:grid;gap:12px;}
/* ---------- generic section ---------- */
.section{padding:var(--sec) 0;}
.section-tight{padding:72px 0;}
.section-dark{background:var(--ink);color:var(--txt-inv);}
.section-white{background:var(--white);}
.eyebrow{
display:inline-block;
font-size:12px;
font-weight:800;
letter-spacing:.16em;
color:var(--txt-soft);
margin-bottom:14px;
}
.section-dark .eyebrow{color:var(--lime);}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{font-size:clamp(26px,3.2vw,36px);font-weight:800;letter-spacing:-.015em;margin-bottom:14px;}
.sec-head p{color:var(--txt-soft);font-size:16.5px;margin-bottom:0;}
.section-dark .sec-head p{color:var(--txt-inv-soft);}
/* chips */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
display:inline-flex;
align-items:center;
gap:8px;
padding:8px 14px;
border-radius:var(--r-pill);
border:1px solid var(--line-dark);
background:var(--white);
font-size:13.5px;
font-weight:600;
color:var(--txt-soft);
}
.section-dark .chip{border-color:var(--line);background:var(--panel);color:var(--txt-inv-soft);}
.chip-live{background:var(--orange);border-color:var(--orange);color:#fff;letter-spacing:.06em;}
.dot-live{
width:7px;height:7px;border-radius:50%;background:#fff;
animation:pulse 1.6s infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.8);}}
.tag{
display:inline-block;
font-size:11.5px;
font-weight:800;
letter-spacing:.08em;
padding:4px 9px;
border-radius:3px;
border:1px solid var(--line-lime);
color:var(--lime);
}
.tag-dark{border-color:rgba(14,23,20,.2);color:var(--txt-soft);}
/* ---------- hero ---------- */
.cat-hero{
position:relative;
background:var(--ink);
color:var(--txt-inv);
padding:52px 0 60px;
overflow:hidden;
}
.cat-hero::before{
content:"";
position:absolute;inset:0;
background-image:
linear-gradient(100deg,rgba(14,23,20,.97) 0%,rgba(14,23,20,.88) 48%,rgba(14,23,20,.55) 100%),
url('/assets/images/backpic/back-2.webp');
background-size:cover;
background-position:center right;
}
.cat-hero::after{
content:"";
position:absolute;inset:0;
background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
background-size:64px 64px;
opacity:.5;
pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--txt-inv-soft);margin-bottom:22px;}
.breadcrumb a{color:var(--txt-inv-soft);}
.breadcrumb a:hover,.breadcrumb a:focus{color:var(--lime);}
.breadcrumb span.sep{opacity:.5;}
.cat-hero h1{
font-size:clamp(30px,4.4vw,50px);
font-weight:900;
letter-spacing:-.02em;
line-height:1.15;
max-width:16em;
}
.cat-hero h1 em{font-style:normal;color:var(--lime);}
.cat-hero .lead{
margin-top:18px;
font-size:17px;
color:var(--txt-inv-soft);
max-width:62ch;
}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);}
.hero-meta div{font-size:13px;color:var(--txt-inv-soft);}
.hero-meta strong{display:block;font-size:22px;color:var(--lime);font-weight:800;margin-bottom:2px;}
/* ---------- steps timeline ---------- */
.steps{position:relative;padding-left:0;}
.step{position:relative;display:grid;grid-template-columns:56px 1fr;gap:20px;padding-bottom:34px;}
.step:last-child{padding-bottom:0;}
.step::before{
content:"";
position:absolute;
left:27px;top:46px;bottom:0;
width:1px;
background:linear-gradient(rgba(14,23,20,.18),rgba(14,23,20,.05));
}
.step:last-child::before{display:none;}
.step-num{
width:56px;height:56px;
border-radius:50%;
border:1px solid var(--line-dark);
background:var(--white);
display:flex;align-items:center;justify-content:center;
font-size:19px;font-weight:800;
color:var(--ink);
font-variant-numeric:tabular-nums;
transition:border-color .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.step:hover .step-num{background:var(--ink);color:var(--lime);border-color:var(--ink);}
.step-body h3{font-size:19px;font-weight:700;margin-bottom:8px;}
.step-body p{color:var(--txt-soft);font-size:15.5px;margin:0 0 10px;}
.step-body ul{display:flex;flex-wrap:wrap;gap:8px;}
.step-body ul li{
font-size:13px;color:var(--txt-soft);
padding:5px 11px;border-radius:var(--r-pill);
background:rgba(14,23,20,.05);
}
.aside-card{
position:sticky;top:96px;
border-radius:var(--r-card);
overflow:hidden;
background:var(--panel);
color:var(--txt-inv);
box-shadow:var(--sh2);
}
.aside-card figure{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink);}
.aside-card figure img{width:100%;height:100%;object-fit:cover;}
.aside-card figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,23,20,.1),rgba(14,23,20,.68));}
.aside-badge{position:absolute;left:14px;top:14px;display:inline-flex;align-items:center;gap:7px;background:var(--orange);color:#fff;font-size:11.5px;font-weight:800;letter-spacing:.08em;padding:5px 10px;border-radius:3px;}
.aside-body{padding:22px 22px 24px;}
.aside-body h3{font-size:18px;font-weight:700;margin-bottom:10px;}
.aside-body p{font-size:14.5px;color:var(--txt-inv-soft);margin-bottom:16px;}
.aside-list{display:grid;gap:10px;margin-bottom:18px;}
.aside-list li{display:flex;justify-content:space-between;gap:14px;font-size:14px;color:var(--txt-inv-soft);border-bottom:1px solid var(--line);padding-bottom:9px;}
.aside-list li strong{color:var(--lime);font-weight:800;font-variant-numeric:tabular-nums;}
/* ---------- metric cards ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.metric{
background:var(--white);
border:1px solid var(--line-dark);
border-radius:var(--r-card);
padding:22px 20px;
transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.metric:hover{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--sh2);}
.metric .k{font-size:12.5px;font-weight:700;letter-spacing:.08em;color:var(--txt-soft);}
.metric .v{font-size:34px;font-weight:900;letter-spacing:-.02em;margin:8px 0 4px;font-variant-numeric:tabular-nums;}
.metric .v small{font-size:15px;font-weight:700;margin-left:3px;color:var(--txt-soft);}
.metric p{font-size:13.5px;color:var(--txt-soft);margin:0;}
/* ---------- table ---------- */
.table-wrap{background:var(--white);border:1px solid var(--line-dark);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);}
table.spec{width:100%;border-collapse:collapse;margin:0;background:transparent;}
table.spec caption{
text-align:left;
padding:18px 22px 14px;
font-size:13px;
color:var(--txt-soft);
caption-side:top;
}
table.spec th,table.spec td{
padding:16px 22px;
text-align:left;
font-size:15px;
border:0;
border-top:1px solid var(--line-dark);
}
table.spec thead th{
border-top:0;
font-size:12.5px;
letter-spacing:.1em;
font-weight:800;
color:var(--txt-soft);
background:rgba(14,23,20,.03);
}
table.spec tbody tr{transition:background .18s var(--ease);}
table.spec tbody tr:hover{background:rgba(199,249,74,.12);}
table.spec td strong{font-weight:800;}
table.spec td .num{font-weight:800;font-variant-numeric:tabular-nums;}
.table-note{margin-top:14px;font-size:13px;color:var(--txt-soft);}
/* ---------- scene cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.scene-card{
position:relative;
display:flex;
flex-direction:column;
background:var(--white);
border:1px solid var(--line-dark);
border-radius:var(--r-card);
overflow:hidden;
transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.scene-card:hover,.scene-card:focus-within{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--sh2);}
.scene-card figure{aspect-ratio:16/9;overflow:hidden;background:var(--ink);}
.scene-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.scene-card:hover figure img{transform:scale(1.04);}
.scene-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.scene-body h3{font-size:17px;font-weight:700;}
.scene-body p{font-size:14px;color:var(--txt-soft);margin:0;flex:1;}
.scene-meta{font-size:12.5px;color:var(--txt-soft);letter-spacing:.04em;}
/* ---------- checklist ---------- */
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 30px;}
.check-list li{
display:flex;gap:12px;
padding:14px 0;
border-bottom:1px solid var(--line);
font-size:15px;
color:var(--txt-inv-soft);
}
.check-list li strong{color:var(--txt-inv);font-weight:700;}
.check-mark{
flex:0 0 22px;
width:22px;height:22px;
border-radius:50%;
border:1px solid var(--line-lime);
color:var(--lime);
display:flex;align-items:center;justify-content:center;
font-size:12px;font-weight:800;
margin-top:3px;
}
/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
background:var(--white);
border:1px solid var(--line-dark);
border-radius:var(--r-card);
transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:var(--lime);box-shadow:var(--sh2);}
.faq-item summary{
list-style:none;
cursor:pointer;
display:flex;
align-items:center;
justify-content:space-between;
gap:18px;
padding:20px 22px;
font-size:16.5px;
font-weight:700;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
flex:0 0 22px;
width:22px;height:22px;
position:relative;
transition:transform .25s var(--ease);
}
.faq-icon::before,.faq-icon::after{
content:"";
position:absolute;
background:var(--ink);
border-radius:2px;
}
.faq-icon::before{left:0;top:10px;width:22px;height:2px;}
.faq-icon::after{left:10px;top:0;width:2px;height:22px;}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-body{padding:0 22px 22px;color:var(--txt-soft);font-size:15.5px;}
.faq-body p:last-child{margin-bottom:0;}
/* ---------- CTA ---------- */
.cta-band{
background:var(--ink);
color:var(--txt-inv);
padding:64px 0;
border-top:1px solid var(--line);
}
.cta-inner{display:grid;grid-template-columns:1.35fr .95fr;gap:48px;align-items:center;}
.cta-inner h2{font-size:clamp(24px,3vw,34px);font-weight:900;letter-spacing:-.015em;margin-bottom:14px;}
.cta-inner p{color:var(--txt-inv-soft);margin-bottom:0;}
.cta-points{display:grid;gap:10px;margin:22px 0 0;}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:var(--txt-inv-soft);}
.cta-points li span{color:var(--lime);font-weight:800;}
.cta-box{
background:var(--panel);
border:1px solid var(--line);
border-radius:var(--r-card);
padding:28px;
}
.cta-price{font-size:40px;font-weight:900;letter-spacing:-.02em;font-variant-numeric:tabular-nums;color:var(--lime);line-height:1;}
.cta-price small{font-size:15px;color:var(--txt-inv-soft);font-weight:600;margin-left:6px;}
.cta-box p{font-size:13.5px;color:var(--txt-inv-soft);margin:12px 0 20px;}
.cta-actions{display:grid;gap:12px;}
/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--txt-inv-soft);padding:72px 0 0;border-top:1px solid var(--line);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;font-size:18px;}
.footer-brand p{font-size:14px;max-width:34ch;margin:0;}
.footer-col h4{font-size:13px;letter-spacing:.12em;color:var(--txt-inv);margin-bottom:16px;font-weight:800;}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul li a,.footer-col ul li span{font-size:14px;color:var(--txt-inv-soft);}
.footer-col ul li a:hover,.footer-col ul li a:focus{color:var(--lime);}
.footer-bottom{
margin-top:56px;
border-top:1px solid var(--line);
padding:22px 0 28px;
display:flex;
align-items:center;
justify-content:space-between;
gap:18px;
flex-wrap:wrap;
font-size:13px;
}
.fb-left{display:flex;gap:22px;flex-wrap:wrap;}
.to-top{color:var(--txt-inv-soft);font-weight:600;}
.to-top:hover,.to-top:focus{color:var(--lime);}
/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
html{scroll-behavior:auto;}
.reveal{opacity:1;transform:none;}
}
/* ---------- breakpoints ---------- */
@media (max-width:1199px){
:root{--sec:88px;}
.metrics{grid-template-columns:repeat(2,1fr);}
.card-grid{grid-template-columns:repeat(2,1fr);}
.cta-inner{grid-template-columns:1fr;gap:34px;}
}
@media (max-width:991px){
:root{--sec:72px;}
.nav-group ul,.nav-right .btn{display:none;}
.nav-toggle{display:inline-block;}
.nav-grid{grid-template-columns:auto 1fr auto;min-height:66px;}
.brand{justify-self:center;font-size:17px;}
.nav-left{grid-column:1;}
.nav-right{grid-column:3;}
.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
.aside-card{position:static;}
.check-list{grid-template-columns:1fr;}
}
@media (max-width:767px){
:root{--sec:56px;}
body{font-size:16px;}
.container,.container-wide{padding:0 18px;}
.cat-hero{padding:36px 0 44px;}
.hero-meta{gap:16px 26px;}
.hero-meta strong{font-size:19px;}
.metrics{grid-template-columns:1fr;gap:12px;}
.card-grid{grid-template-columns:1fr;}
.step{grid-template-columns:44px 1fr;gap:14px;}
.step-num{width:44px;height:44px;font-size:16px;}
.step::before{left:21px;top:38px;}
.table-wrap{border:0;background:transparent;box-shadow:none;}
table.spec{display:block;}
table.spec caption{padding:0 0 12px;}
table.spec thead{display:none;}
table.spec tbody,table.spec tr,table.spec td{display:block;width:100%;}
table.spec tr{
background:var(--white);
border:1px solid var(--line-dark);
border-radius:var(--r-sm);
margin-bottom:12px;
padding:6px 0;
overflow:hidden;
}
table.spec td{
display:flex;
justify-content:space-between;
gap:16px;
padding:10px 16px;
border-top:0;
}
table.spec td::before{
content:attr(data-label);
font-size:13px;
color:var(--txt-soft);
font-weight:600;
flex:0 0 auto;
}
table.spec td:first-child{font-weight:800;}
.faq-item summary{padding:17px 16px;font-size:15.5px;gap:12px;}
.faq-body{padding:0 16px 18px;font-size:15px;}
.cta-box{padding:22px;}
.footer-grid{grid-template-columns:1fr;gap:28px;}
.footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
.btn{width:100%;}
.cta-actions .btn,.mobile-menu .btn{width:100%;}
}
@media (max-width:480px){
.brand{font-size:15.5px;}
.cat-hero h1{font-size:26px;}
.metric .v{font-size:28px;}
.sec-head{margin-bottom:30px;}
}
/* roulang page: article */
:root{
--ink:#0E1714;
--panel:#16211D;
--line:rgba(255,255,255,.08);
--line-dark:rgba(14,23,20,.09);
--lime:#C7F94A;
--lime-soft:rgba(199,249,74,.12);
--orange:#FF6A2B;
--paper:#FFFFFF;
--cream:#F6F7F3;
--t1:#0E1714;
--t2:#5B665F;
--d1:#EDF1EC;
--d2:rgba(237,241,236,.62);
--ok:#3FBF7F;
--warn:#E0A800;
--r-card:10px;
--r-btn:4px;
--sh1:0 1px 2px rgba(14,23,20,.06);
--sh2:0 20px 44px -28px rgba(14,23,20,.35);
--ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
margin:0;
background:var(--paper);
color:var(--t1);
font-family:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
font-size:16px;
line-height:1.75;
-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.container-wide{max-width:1280px;}
/* ---------- Section rhythm ---------- */
.section{padding:96px 0;}
.section-white{background:var(--paper);}
.section-head{max-width:760px;margin-bottom:42px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;color:var(--ink);letter-spacing:-.02em;margin-bottom:12px;}
.section-head p{color:var(--t2);font-size:16px;margin:0;max-width:66ch;}
/* ---------- Buttons ---------- */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
padding:13px 24px;border-radius:var(--r-btn);border:1px solid transparent;
font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap;
transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{background:#d6ff68;box-shadow:0 14px 28px -14px rgba(199,249,74,.75);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{border-color:rgba(237,241,236,.28);color:var(--d1);background:transparent;}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);background:var(--lime-soft);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-outline{border-color:rgba(14,23,20,.2);color:var(--ink);background:transparent;}
.btn-outline:hover{border-color:var(--ink);background:rgba(14,23,20,.04);}
/* ---------- Tags & badges ---------- */
.tag{display:inline-flex;align-items:center;gap:7px;padding:4px 11px;border-radius:999px;font-size:11.5px;font-weight:600;letter-spacing:.08em;line-height:1.6;}
.tag-outline{border:1px solid rgba(237,241,236,.24);color:var(--d1);background:rgba(255,255,255,.04);}
.tag-dark{border:1px solid rgba(14,23,20,.16);color:var(--ink);background:transparent;}
.tag-live{background:var(--orange);color:#fff;}
.tag-live .dot{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s var(--ease) infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.65);}}
/* ---------- Header / Nav ---------- */
.site-header{
position:fixed;top:0;left:0;right:0;z-index:90;
background:transparent;
transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{background:var(--ink);box-shadow:0 1px 0 var(--line);}
.nav-bar{width:100%;}
.nav-grid{
display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;
height:76px;transition:height .28s var(--ease);
}
.site-header.is-scrolled .nav-grid{height:60px;}
.nav-left{display:flex;align-items:center;gap:4px;justify-content:flex-start;}
.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:14px;}
.nav-right ul{display:flex;align-items:center;gap:4px;}
.nav-link{
position:relative;display:inline-block;padding:8px 12px;border-radius:4px;
color:var(--d1);font-size:15px;font-weight:500;
transition:color .2s var(--ease);
}
.nav-link::after{
content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--lime);
transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);
}
.nav-link:hover{color:#fff;}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
display:inline-flex;align-items:center;justify-content:center;
height:20px;padding:0 7px;border-radius:4px;background:var(--lime);color:var(--ink);
font-size:11px;font-weight:900;letter-spacing:.1em;
}
.brand-text{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.01em;white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--lime);}
.nav-toggle{
display:none;position:relative;width:40px;height:40px;border-radius:4px;
border:1px solid rgba(237,241,236,.22);
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
content:"";position:absolute;left:50%;width:18px;height:2px;background:var(--d1);
transform:translateX(-50%);transition:transform .22s var(--ease),background .22s var(--ease),top .22s var(--ease);
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.site-header.nav-open .nav-toggle span{background:transparent;}
.site-header.nav-open .nav-toggle span::before{top:0;transform:translateX(-50%) rotate(45deg);}
.site-header.nav-open .nav-toggle span::after{top:0;transform:translateX(-50%) rotate(-45deg);}
/* ---------- Article hero ---------- */
.article-hero{
position:relative;overflow:hidden;background:var(--ink);
padding:150px 0 64px;
}
.article-hero::before{
content:"";position:absolute;inset:0;
background-image:url(/assets/images/backpic/back-2.webp);
background-size:cover;background-position:center 30%;
opacity:.18;
}
.article-hero::after{
content:"";position:absolute;inset:0;
background:linear-gradient(180deg,rgba(14,23,20,.5) 0%,rgba(14,23,20,.86) 55%,var(--ink) 100%);
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--d2);margin-bottom:24px;}
.breadcrumb a{color:var(--d2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb .sep{opacity:.45;}
.breadcrumb .current{color:var(--d1);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.article-hero h1{
font-size:clamp(28px,4vw,46px);font-weight:900;color:#fff;letter-spacing:-.02em;
line-height:1.22;max-width:900px;
}
.article-meta{
display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:26px;
color:var(--d2);font-size:13.5px;font-variant-numeric:tabular-nums;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--lime);}
/* ---------- Article body ---------- */
.article-main{background:var(--cream);padding:72px 0 96px;}
.article-layout{max-width:800px;margin:0 auto;}
.article-body{
max-width:760px;margin:0 auto;
color:#1B2622;font-size:17px;line-height:1.85;
text-align:left;
}
.article-body h2{
position:relative;font-size:26px;font-weight:800;color:var(--ink);
letter-spacing:-.01em;line-height:1.4;margin:48px 0 18px;padding-left:18px;
}
.article-body h2:first-child{margin-top:0;}
.article-body h2::before{
content:"";position:absolute;left:0;top:.42em;width:8px;height:8px;background:var(--lime);border-radius:2px;
}
.article-body h3{
position:relative;font-size:19px;font-weight:700;color:var(--ink);
margin:34px 0 14px;padding-left:16px;line-height:1.5;
}
.article-body h3::before{
content:"";position:absolute;left:0;top:.5em;width:6px;height:6px;background:var(--lime);border-radius:1px;
}
.article-body p{margin:0 0 1.1em;}
.article-body ul{margin:0 0 1.3em;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:.55em;}
.article-body ul li::before{
content:"";position:absolute;left:3px;top:.66em;width:7px;height:7px;background:var(--ink);border-radius:1px;
}
.article-body ol{margin:0 0 1.3em;counter-reset:oli;}
.article-body ol li{position:relative;padding-left:32px;margin-bottom:.6em;counter-increment:oli;}
.article-body ol li::before{
content:counter(oli);position:absolute;left:0;top:.22em;width:20px;height:20px;border-radius:4px;
background:var(--ink);color:var(--lime);font-size:12px;font-weight:800;
display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.article-body blockquote{
margin:28px 0;padding:8px 0 8px 20px;border-left:3px solid var(--lime);color:var(--t2);
}
.article-body blockquote p{margin-bottom:.6em;}
.article-body img{border-radius:8px;margin:28px 0 12px;box-shadow:var(--sh1);}
.article-body a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:3px;}
.article-body a:hover{color:#33443C;}
.article-body strong{font-weight:700;}
.article-body table{width:100%;border-collapse:collapse;margin:28px 0;font-size:15px;}
.article-body th,.article-body td{border-bottom:1px solid var(--line-dark);padding:12px 14px;text-align:left;vertical-align:top;}
.article-body th{font-weight:700;background:rgba(14,23,20,.035);}
.article-body hr{border:0;border-top:1px solid var(--line-dark);margin:38px 0;}
.cms-empty{
background:#fff;border:1px dashed rgba(14,23,20,.2);border-radius:var(--r-card);
padding:56px 32px;text-align:center;box-shadow:var(--sh1);
}
.cms-empty h2{font-size:22px;font-weight:800;color:var(--ink);margin-bottom:12px;}
.cms-empty p{color:var(--t2);max-width:52ch;margin:0 auto 24px;}
/* ---------- Cards ---------- */
.card{
position:relative;display:flex;flex-direction:column;
background:#fff;border:1px solid rgba(14,23,20,.08);border-radius:var(--r-card);
overflow:hidden;box-shadow:var(--sh1);
transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--sh2);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.card:hover .card-media img{transform:scale(1.045);}
.card-media .badge-live{
position:absolute;left:12px;top:12px;display:inline-flex;align-items:center;gap:6px;
background:var(--orange);color:#fff;padding:3px 9px;border-radius:999px;
font-size:11px;font-weight:700;letter-spacing:.08em;
}
.card-media .badge-live .dot{width:5px;height:5px;border-radius:50%;background:#fff;animation:pulse 1.6s var(--ease) infinite;}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{
font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-desc{
font-size:14px;color:var(--t2);line-height:1.7;margin:0;
display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
display:flex;flex-wrap:wrap;gap:14px;margin-top:auto;padding-top:6px;
font-size:12.5px;color:var(--t2);font-variant-numeric:tabular-nums;
}
.card-link{position:absolute;inset:0;z-index:3;border-radius:var(--r-card);}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
/* ---------- CTA band ---------- */
.cta-band{
position:relative;overflow:hidden;background:var(--ink);
padding:64px 0;border-top:1px solid var(--line);
}
.cta-band::before{
content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
background:radial-gradient(circle,rgba(199,249,74,.16),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;color:#fff;letter-spacing:-.02em;margin:16px 0 10px;}
.cta-band p{color:var(--d2);max-width:58ch;margin:0;font-size:15.5px;}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.cta-price{font-size:30px;font-weight:900;color:var(--lime);letter-spacing:-.02em;font-variant-numeric:tabular-nums;}
.cta-price span{font-size:14px;font-weight:500;color:var(--d2);letter-spacing:0;}
/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:var(--d2);padding:72px 0 0;border-top:1px solid var(--line);}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:52px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--d2);max-width:34ch;margin:0;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a,.footer-col span{font-size:14px;color:var(--d2);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
padding:22px 0;border-top:1px solid var(--line);font-size:13px;
}
.fb-left{display:flex;flex-wrap:wrap;gap:18px;}
.to-top{color:var(--d1);transition:color .2s var(--ease);}
.to-top:hover{color:var(--lime);}
/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.in{opacity:1;transform:none;}
/* ---------- Responsive ---------- */
@media (max-width:1200px){
.container,.container-wide{padding:0 24px;}
}
@media (max-width:992px){
.section{padding:76px 0;}
.article-main{padding:60px 0 80px;}
.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
.related-grid{grid-template-columns:repeat(2,1fr);}
.cta-inner{gap:24px;}
}
@media (max-width:900px){
.nav-grid{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;height:64px;gap:0;}
.site-header.is-scrolled .nav-grid{height:60px;}
.brand{position:absolute;left:50%;top:32px;transform:translate(-50%,-50%);}
.site-header.is-scrolled .brand{top:30px;}
.nav-left{display:none;}
.nav-right ul{display:none;}
.nav-right{margin-left:auto;gap:10px;}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;order:2;}
.nav-right .btn-sm{order:1;}
.site-header.nav-open .nav-grid{
position:fixed;left:0;right:0;top:0;bottom:0;
display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start;
height:100vh;overflow-y:auto;background:var(--ink);padding:18px 22px 40px;
}
.site-header.nav-open .brand{position:static;transform:none;top:auto;margin:6px 0 22px;align-self:flex-start;}
.site-header.nav-open .nav-right{
order:1;display:flex;flex-direction:column;align-items:stretch;gap:0;margin:0;
}
.site-header.nav-open .nav-right .nav-toggle{position:absolute;top:16px;right:22px;}
.site-header.nav-open .nav-right ul{
display:flex;flex-direction:column;gap:0;margin-top:10px;order:3;
border-top:1px solid var(--line);padding-top:8px;
}
.site-header.nav-open .nav-right .btn-sm{order:4;margin-top:22px;width:100%;}
.site-header.nav-open .nav-left{
display:flex;flex-direction:column;gap:0;order:2;margin-top:6px;
}
.site-header.nav-open .nav-link{
display:block;padding:15px 4px;font-size:17px;border-bottom:1px solid var(--line);
}
.site-header.nav-open .nav-link::after{display:none;}
.article-hero{padding:120px 0 52px;}
.article-body{font-size:16.5px;}
.article-body h2{font-size:23px;}
}
@media (max-width:767px){
.section{padding:56px 0;}
.container,.container-wide{padding:0 18px;}
.article-hero{padding:108px 0 44px;}
.article-main{padding:48px 0 64px;}
.article-body{font-size:16.5px;line-height:1.8;}
.article-body h2{font-size:22px;margin:38px 0 16px;}
.article-body h3{font-size:18px;}
.related-grid{grid-template-columns:1fr;gap:18px;}
.footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
.footer-bottom{flex-direction:column;align-items:flex-start;}
.cta-band{padding:48px 0;}
.cta-actions{width:100%;}
.cta-actions .btn{flex:1 1 auto;}
.brand-text{font-size:16px;}
.breadcrumb{font-size:12.5px;}
.article-meta{font-size:12.5px;gap:8px 16px;}
}
@media (max-width:480px){
.article-hero h1{font-size:26px;}
.brand-text{font-size:15px;}
.brand-mark{height:18px;padding:0 6px;font-size:10px;}
.cms-empty{padding:40px 20px;}
.cta-price{font-size:26px;}
.btn{padding:12px 18px;font-size:14.5px;}
}
@media (prefers-reduced-motion: reduce){
html{scroll-behavior:auto;}
.reveal{opacity:1;transform:none;transition:none;}
*,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
}
/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
--ink:#0E1714;
--ink-2:#16211D;
--ink-3:#1C2A25;
--lime:#C7F94A;
--lime-2:#DAFF74;
--orange:#FF6A2B;
--paper:#FFFFFF;
--cream:#F6F7F3;
--line:rgba(255,255,255,.08);
--line-strong:rgba(255,255,255,.18);
--line-dark:#E4E8E0;
--t:#0E1714;
--t-muted:#5B665F;
--t-light:#EDF1EC;
--t-light-dim:rgba(237,241,236,.62);
--ok:#3FBF7F;
--warn:#E0A800;
--r-card:10px;
--r-btn:4px;
--r-chip:999px;
--sh1:0 1px 2px rgba(14,23,20,.06);
--sh2:0 20px 44px -28px rgba(14,23,20,.35);
--ease:cubic-bezier(.2,.7,.3,1);
--sec:110px;
--font-cn:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
margin:0;
font-family:var(--font-cn);
font-size:16px;
line-height:1.75;
color:var(--t);
background:var(--paper);
overflow-x:hidden;
-webkit-font-smoothing:antialiased;
-moz-osx-font-smoothing:grayscale;
}
body.menu-open{overflow:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--t);text-decoration:none;transition:color .2s var(--ease),opacity .2s var(--ease)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:var(--t)}
p{margin:0 0 1em;max-width:70ch}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;border-spacing:0}
figure{margin:0}
.num,.metric-num,.stat-num,.time{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;z-index:99;background:var(--lime);color:var(--ink);padding:10px 16px;border-radius:0 0 var(--r-btn) 0;font-weight:700}
.skip-link:focus{left:0}
/* ============ 容器与栅格 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.container-wide{max-width:1280px}
.grid-x.grid-padding-x{margin-left:-14px;margin-right:-14px}
.grid-x.grid-padding-x>.cell{padding-left:14px;padding-right:14px}
.grid-x.gx-fix{margin-left:0;margin-right:0}
.grid-x.gx-fix>.cell{padding-left:0;padding-right:0}
/* ============ 通用文本与板块 ============ */
.section{padding:var(--sec) 0}
.section--cream{background:var(--cream)}
.section--ink{background:var(--ink);color:var(--t-light)}
.section--tight{padding:76px 0}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{font-size:clamp(26px,3vw,36px);font-weight:800;letter-spacing:-.02em}
.section-head .lead{margin-top:14px;color:var(--t-muted);font-size:17px}
.section--ink .section-head .lead{color:var(--t-light-dim)}
.eyebrow{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--t-muted);text-transform:uppercase;margin-bottom:14px}
.section--ink .eyebrow{color:var(--lime)}
.text-link{color:var(--t);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.text-link:hover{color:#000;text-decoration-color:var(--lime)}
.section--ink .text-link{color:var(--lime)}
.divider{height:1px;background:var(--line-dark);border:0;margin:0}
/* ============ 按钮 ============ */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;
font-size:15px;font-weight:700;letter-spacing:.01em;cursor:pointer;
transition:background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-2);box-shadow:0 12px 28px -12px rgba(199,249,74,.75);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:#B4E63A}
.btn-ghost{background:transparent;color:var(--t-light);border-color:var(--line-strong)}
.btn-ghost:hover{background:rgba(237,241,236,.09);border-color:var(--lime);color:#fff}
.btn-ghost:active{background:rgba(237,241,236,.16)}
.btn-dark{background:var(--ink);color:var(--t-light)}
.btn-dark:hover{background:var(--ink-2);box-shadow:var(--sh2);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--t);border-color:#CDD4CB}
.btn-outline:hover{border-color:var(--ink);background:var(--cream)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-block{width:100%}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15px;color:var(--t);padding:4px 0}
.btn-text .arw{transition:transform .22s var(--ease)}
.btn-text:hover .arw{transform:translateX(4px)}
.section--ink .btn-text{color:var(--lime)}
/* ============ 标签与徽章 ============ */
.tag{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.08em;padding:4px 9px;border-radius:var(--r-chip);line-height:1.4}
.tag-outline{border:1px solid var(--line-strong);color:var(--t-light-dim)}
.tag-lime{border:1px solid var(--lime);color:var(--lime)}
.tag-solid{background:var(--lime);color:var(--ink)}
.tag-light{background:var(--cream);color:var(--t-muted);border:1px solid var(--line-dark)}
.live{
display:inline-flex;align-items:center;gap:6px;background:var(--orange);color:#fff;
font-size:11px;font-weight:800;letter-spacing:.08em;padding:3px 8px;border-radius:3px;line-height:1.5;
}
.live::before{content:"";width:5px;height:5px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.65)}}
.chip{
display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:var(--r-chip);
border:1px solid var(--line-dark);font-size:14px;color:var(--t-muted);background:var(--paper);
transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--lime);color:var(--t);background:var(--cream)}
.chip-lime{background:var(--lime);color:var(--ink);border-color:var(--lime);font-size:11px;font-weight:800;letter-spacing:.08em;padding:3px 9px}
/* ============ 站点头部与导航 ============ */
.site-header{
position:sticky;top:0;z-index:70;
background:var(--ink);
border-bottom:1px solid var(--line);
transition:box-shadow .28s var(--ease),background .28s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 12px 30px -22px rgba(0,0,0,.8);background:#0B120F}
.nav-bar{position:relative}
.nav-grid{
position:relative;
display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;
min-height:76px;transition:min-height .28s var(--ease);
}
.site-header.is-scrolled .nav-grid{min-height:60px}
.nav-group{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end;gap:12px}
.nav-right ul{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav-link{
position:relative;display:inline-block;padding:8px 12px;border-radius:var(--r-btn);
font-size:15px;color:var(--t-light-dim);transition:color .2s var(--ease);
}
.nav-link::after{
content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;background:var(--lime);
transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease);border-radius:2px;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:#fff;font-weight:700}
.nav-link.is-active::after{transform:scaleX(1)}
.brand{display:inline-flex;align-items:center;gap:9px;white-space:nowrap}
.brand-mark{
background:var(--lime);color:var(--ink);font-size:11px;font-weight:900;letter-spacing:.08em;
padding:3px 6px;border-radius:3px;line-height:1.5;
}
.brand-text{font-size:19px;font-weight:900;color:#fff;letter-spacing:-.01em}
.brand-text em{font-style:normal;color:var(--lime)}
.nav-toggle{
display:none;position:relative;width:42px;height:42px;background:transparent;
border:1px solid var(--line-strong);border-radius:var(--r-btn);cursor:pointer;padding:0;
transition:border-color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--lime)}
.nav-toggle span{position:absolute;left:12px;right:12px;top:20px;height:2px;background:var(--t-light);transition:background .24s var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{
content:"";position:absolute;left:0;right:0;height:2px;background:var(--t-light);
transition:transform .24s var(--ease),top .24s var(--ease),background .24s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);background:var(--lime)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);background:var(--lime)}
/* 移动端菜单 */
.mobile-menu{
position:fixed;inset:0;z-index:65;background:var(--ink);
padding:96px 24px 40px;display:none;overflow-y:auto;
}
.mobile-menu.is-open{display:block}
.mobile-menu .mm-title{font-size:12px;letter-spacing:.14em;color:var(--t-light-dim);text-transform:uppercase;margin:26px 0 10px;font-weight:800}
.mobile-menu .mm-title:first-of-type{margin-top:0}
.mobile-menu a.mm-link{
display:flex;align-items:center;justify-content:space-between;
padding:15px 4px;font-size:18px;font-weight:700;color:var(--t-light);
border-bottom:1px solid var(--line);
}
.mobile-menu a.mm-link:hover{color:var(--lime)}
.mobile-menu a.mm-link.is-active{color:var(--lime)}
.mobile-menu .mm-cta{margin-top:32px}
/* ============ Hero ============ */
.page-hero{
position:relative;overflow:hidden;background:var(--ink);color:var(--t-light);
padding:52px 0 60px;min-height:300px;
}
.page-hero::before{
content:"";position:absolute;inset:0;pointer-events:none;
background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
background-size:58px 58px;
mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 92%);
-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 92%);
}
.page-hero::after{
content:"";position:absolute;right:-160px;top:-180px;width:560px;height:560px;pointer-events:none;
background:radial-gradient(circle,rgba(199,249,74,.14),transparent 66%);
}
.page-hero .container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--t-light-dim);margin-bottom:22px;flex-wrap:wrap}
.crumbs a{color:var(--t-light-dim)}
.crumbs a:hover{color:var(--lime)}
.crumbs .sep{opacity:.5}
.crumbs .cur{color:var(--t-light)}
.page-hero h1{
color:#fff;font-size:clamp(30px,4.2vw,50px);font-weight:900;letter-spacing:-.02em;line-height:1.16;
margin:16px 0 0;max-width:18ch;
}
.page-hero h1 mark{background:transparent;color:var(--lime)}
.hero-sub{margin-top:18px;font-size:17px;color:var(--t-light-dim);max-width:52ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-note{margin-top:22px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--t-light-dim)}
.hero-note .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);flex:none}
.hero-figure{
position:relative;border-radius:var(--r-card);overflow:hidden;
border:1px solid var(--line);background:var(--ink-2);box-shadow:var(--sh2);
}
.hero-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.94}
.hero-figure figcaption{
display:flex;align-items:center;gap:8px;padding:12px 14px;font-size:13px;
color:var(--t-light-dim);background:var(--ink-2);border-top:1px solid var(--line);
}
/* ============ 指标数字条 ============ */
.metrics{background:var(--ink-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:0}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid var(--line)}
.metric{
padding:30px 24px;border-right:1px solid var(--line);
display:flex;flex-direction:column;gap:6px;
}
.metric-num{font-size:clamp(26px,3.4vw,40px);font-weight:900;color:var(--lime);letter-spacing:-.02em;line-height:1.1}
.metric-label{font-size:13px;color:var(--t-light-dim);letter-spacing:.04em}
.metric-unit{font-size:14px;color:var(--t-light-dim);font-weight:700;margin-left:2px}
/* ============ 双栏对照 ============ */
.compare-card{
height:100%;background:var(--paper);border:1px solid var(--line-dark);border-radius:var(--r-card);
padding:32px 30px 30px;box-shadow:var(--sh1);
transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
display:flex;flex-direction:column;
}
.compare-card:hover{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--sh2)}
.compare-card--hi{background:var(--ink);border-color:var(--ink-3);color:var(--t-light)}
.compare-card--hi h3,.compare-card--hi .cc-price{color:#fff}
.compare-card--hi .cc-desc{color:var(--t-light-dim)}
.cc-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.cc-head h3{font-size:22px;font-weight:800}
.cc-desc{font-size:14px;color:var(--t-muted);margin:6px 0 22px}
.cc-price{font-size:15px;font-weight:800;color:var(--t)}
.cc-price small{display:block;font-size:12px;font-weight:600;color:var(--t-muted);letter-spacing:.02em}
.compare-card--hi .cc-price small{color:var(--t-light-dim)}
.cmp-list{margin:0 0 26px;flex:1}
.cmp-list li{
display:flex;align-items:flex-start;gap:12px;padding:13px 0;border-bottom:1px solid var(--line-dark);
font-size:15px;
}
.compare-card--hi .cmp-list li{border-bottom-color:var(--line)}
.cmp-list li:last-child{border-bottom:0}
.cmp-list .k{width:88px;flex:none;color:var(--t-muted);font-size:14px}
.compare-card--hi .cmp-list .k{color:var(--t-light-dim)}
.cmp-list .v{font-weight:700}
.cmp-list .on::before{content:"✓";color:var(--ok);margin-right:6px;font-weight:900}
.cmp-list .off::before{content:"—";color:#B8C0B7;margin-right:6px;font-weight:900}
.compare-card--hi .cmp-list .off::before{color:rgba(237,241,236,.35)}
/* ============ 表格 ============ */
.table-wrap{
border:1px solid var(--line-dark);border-radius:var(--r-card);overflow:hidden;background:var(--paper);
}
.plan-table{width:100%;font-size:15px}
.plan-table caption{text-align:left;padding:22px 24px 0;font-size:13px;color:var(--t-muted)}
.plan-table th,.plan-table td{padding:16px 22px;text-align:left;vertical-align:middle}
.plan-table thead th{
font-size:13px;letter-spacing:.06em;color:var(--t-muted);font-weight:800;
background:var(--cream);border-bottom:1px solid var(--line-dark);white-space:nowrap;
}
.plan-table thead th.is-hi{background:var(--ink);color:#fff}
.plan-table tbody th{
font-weight:700;color:var(--t);width:190px;background:#FCFDFA;
}
.plan-table tbody td{border-bottom:1px solid var(--line-dark);color:var(--t-muted)}
.plan-table tbody td strong{color:var(--t)}
.plan-table tbody tr:last-child th,.plan-table tbody tr:last-child td{border-bottom:0}
.plan-table tbody tr:hover td,.plan-table tbody tr:hover th{background:#F3F6EE}
.plan-table tfoot td{padding:18px 22px;border-top:1px solid var(--line-dark);background:var(--cream)}
.plan-table tfoot td .btn{width:100%}
.plan-cards{display:none}
.plan-card{
background:var(--paper);border:1px solid var(--line-dark);border-radius:var(--r-card);
padding:22px;box-shadow:var(--sh1);
}
.plan-card h3{font-size:18px;margin-bottom:4px}
.plan-card .pc-note{font-size:13px;color:var(--t-muted);margin-bottom:14px}
.plan-card dl{margin:0;display:grid;gap:2px}
.plan-card dt{font-size:13px;color:var(--t-muted);margin-top:10px}
.plan-card dd{margin:2px 0 0;font-weight:700;font-size:15px;padding-bottom:10px;border-bottom:1px solid var(--line-dark)}
.plan-card dd:last-child{border-bottom:0;padding-bottom:0}
/* ============ 阶梯亮点 ============ */
.ladder{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:end}
.ladder-item{
background:var(--ink-2);border:1px solid var(--line);border-radius:var(--r-card);
padding:28px 26px;color:var(--t-light);
transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
display:flex;flex-direction:column;
}
.ladder-item:hover{transform:translateY(-2px);border-color:var(--lime)}
.ladder-item--mid{margin-bottom:26px}
.ladder-item--top{margin-bottom:52px;background:linear-gradient(180deg,rgba(199,249,74,.10),rgba(199,249,74,0) 42%),var(--ink-2);border-color:rgba(199,249,74,.32)}
.ladder-item h3{color:#fff;font-size:20px;margin-bottom:8px}
.ladder-item .li-line{font-size:14px;color:var(--t-light-dim);margin-bottom:18px;min-height:44px}
.ladder-item ul{display:grid;gap:10px}
.ladder-item li{position:relative;padding-left:20px;font-size:14px;color:var(--t-light)}
.ladder-item li::before{
content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--lime);
}
.ladder-item .li-foot{margin-top:22px}
.ladder-item .li-price{font-size:28px;font-weight:900;color:var(--lime);letter-spacing:-.02em}
/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-dark)}
.flow-step{padding:34px 26px 30px 0;border-right:1px solid var(--line-dark);position:relative}
.flow-step:last-child{border-right:0}
.flow-step .fs-idx{
display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;
background:var(--ink);color:var(--lime);font-weight:900;font-size:14px;margin-bottom:16px;
font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:18px;margin-bottom:10px}
.flow-step p{font-size:14.5px;color:var(--t-muted);max-width:34ch}
.flow-step+.flow-step{padding-left:26px}
/* ============ 场景卡 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene-card{
background:var(--paper);border:1px solid var(--line-dark);border-radius:var(--r-card);overflow:hidden;
box-shadow:var(--sh1);transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.scene-card:hover{transform:translateY(-2px);border-color:var(--lime);box-shadow:var(--sh2)}
.scene-card .thumb{position:relative;overflow:hidden}
.scene-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.scene-card:hover .thumb img{transform:scale(1.04)}
.scene-card .thumb .tag{position:absolute;left:12px;top:12px;background:rgba(14,23,20,.82);color:var(--lime);border:1px solid rgba(199,249,74,.4)}
.scene-body{padding:22px}
.scene-body h3{font-size:18px;margin-bottom:8px}
.scene-body p{font-size:14.5px;color:var(--t-muted)}
/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line-dark)}
.faq-item{border-bottom:1px solid var(--line-dark)}
.faq-q{
width:100%;background:transparent;border:0;padding:22px 0;cursor:pointer;
display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;
font-size:17px;font-weight:700;color:var(--t);line-height:1.5;
transition:color .2s var(--ease);
}
.faq-q:hover{color:#000}
.faq-q:hover .faq-icon::before,.faq-q:hover .faq-icon::after{background:var(--ink)}
.faq-icon{position:relative;width:16px;height:16px;flex:none;transition:transform .3s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--lime);border-radius:2px;transition:opacity .24s var(--ease),background .24s var(--ease)}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-item.is-open .faq-icon::after{opacity:0}
.faq-item.is-open .faq-q{color:var(--t)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.faq-a-inner{padding:0 60px 24px 0;color:var(--t-muted);font-size:15.5px}
.faq-a-inner p{max-width:64ch}
/* ============ CTA 窄带 ============ */
.cta-band{
background:var(--ink-2);border:1px solid var(--line);border-radius:var(--r-card);
padding:40px 42px;color:var(--t-light);
display:grid;grid-template-columns:1.5fr auto;gap:32px;align-items:center;
position:relative;overflow:hidden;
}
.cta-band::after{
content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;pointer-events:none;
background:radial-gradient(circle,rgba(199,249,74,.16),transparent 68%);
}
.cta-band>*{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:clamp(24px,2.6vw,32px)}
.cta-band p{color:var(--t-light-dim);margin-top:12px;font-size:15.5px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:20px}
.cta-points span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--t-light)}
.cta-points span::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--lime);flex:none}
.cta-actions{display:flex;flex-direction:column;gap:12px;min-width:190px}
.cta-price{font-size:13px;color:var(--t-light-dim);text-align:right}
/* ============ 面包屑内页小标题 ============ */
.block-title{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.block-title h2{font-size:clamp(24px,3vw,34px)}
.block-title p{color:var(--t-muted);margin-top:10px;font-size:16px}
/* ============ 页脚 ============ */
.site-footer{
background:var(--ink);color:var(--t-light-dim);padding:76px 0 26px;border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14.5px;color:var(--t-light-dim);max-width:34ch}
.footer-col h4{color:#fff;font-size:15px;font-weight:800;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col span{font-size:14.5px;color:var(--t-light-dim)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
padding-top:24px;border-top:1px solid var(--line);font-size:13.5px;color:rgba(237,241,236,.5);
}
.fb-left{display:flex;flex-wrap:wrap;gap:8px 22px}
.to-top{color:var(--t-light-dim);font-weight:700}
.to-top:hover{color:var(--lime)}
/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
/* ============ 响应式 ============ */
@media screen and (max-width:74.9375em){
:root{--sec:88px}
.footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:36px}
.footer-brand{grid-column:1 / -1}
}
@media screen and (max-width:63.9375em){
:root{--sec:72px}
.nav-grid{display:flex;align-items:center;justify-content:space-between;min-height:66px}
.nav-left{display:none}
.nav-right ul{display:none}
.nav-toggle{display:block}
.nav-grid>.brand{
position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
}
.brand-text{font-size:16px}
.mobile-only{display:flex}
.page-hero{padding:40px 0 48px}
.hero-figure{margin-top:34px}
.metrics-grid{grid-template-columns:repeat(2,1fr)}
.metric:nth-child(2){border-right:0}
.metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line)}
.ladder{grid-template-columns:1fr;align-items:stretch}
.ladder-item--mid,.ladder-item--top{margin-bottom:0}
.flow{grid-template-columns:repeat(2,1fr)}
.flow-step{border-bottom:1px solid var(--line-dark);padding:28px 22px 26px 0}
.flow-step:nth-child(2n){border-right:0}
.flow-step:nth-child(2n+1){padding-left:0}
.flow-step:nth-child(2){padding-left:22px}
.flow-step:nth-child(3),.flow-step:nth-child(4){border-bottom:0}
.scene-grid{grid-template-columns:repeat(2,1fr)}
.cta-band{grid-template-columns:1fr;padding:32px 28px}
.cta-actions{flex-direction:row;flex-wrap:wrap}
.cta-price{text-align:left;width:100%}
.table-wrap{display:none}
.plan-cards{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
.faq-a-inner{padding-right:32px}
}
@media screen and (max-width:39.9375em){
:root{--sec:56px}
.container{padding:0 18px}
.site-header .btn-sm{padding:8px 12px;font-size:13px}
.page-hero h1{font-size:clamp(26px,7.4vw,34px);max-width:100%}
.hero-sub{font-size:15.5px}
.hero-actions .btn{width:100%}
.metrics-grid{grid-template-columns:repeat(2,1fr)}
.metric{padding:22px 16px}
.compare-card{padding:26px 22px}
.cmp-list .k{width:76px}
.ladder-item{padding:24px 22px}
.flow{grid-template-columns:1fr}
.flow-step{border-right:0;padding:24px 0;border-bottom:1px solid var(--line-dark)}
.flow-step:nth-child(2),.flow-step:nth-child(4){padding-left:0}
.flow-step:last-child{border-bottom:0}
.scene-grid{grid-template-columns:1fr}
.plan-cards{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:38px}
.footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
.block-title{margin-bottom:28px}
.section-head{margin-bottom:32px}
.cta-band{padding:26px 20px}
.cta-actions .btn{width:100%}
}
@media screen and (max-width:30em){
.brand-text{font-size:14px}
.brand-mark{font-size:10px;padding:2px 5px}
.metrics-grid{grid-template-columns:1fr 1fr}
}
@media (prefers-reduced-motion:reduce){
*{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
html{scroll-behavior:auto}
.reveal{opacity:1;transform:none}
}
/* roulang page: category3 */
:root{
--ink:#0E1714;
--panel:#16211D;
--panel-soft:#1D2A25;
--line:rgba(255,255,255,.08);
--line-dark:rgba(14,23,20,.10);
--paper:#FFFFFF;
--paper-warm:#F6F7F3;
--lime:#C7F94A;
--orange:#FF6A2B;
--text-dark:#0E1714;
--text-muted:#5B665F;
--text-light:#EDF1EC;
--text-light-muted:rgba(237,241,236,.62);
--ok:#3FBF7F;
--warn:#E0A800;
--r-card:8px;
--r-btn:4px;
--r-pill:999px;
--sh-1:0 1px 2px rgba(14,23,20,.06);
--sh-2:0 20px 44px -28px rgba(14,23,20,.35);
--ease:cubic-bezier(.2,.7,.3,1);
--sec-y:104px;
--gutter:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
margin:0;
font-family:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
font-size:16.5px;
line-height:1.75;
color:var(--text-dark);
background:var(--paper);
-webkit-font-smoothing:antialiased;
text-align:left;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4,h5,h6,p,ul,ol,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
::selection{background:var(--lime);color:var(--ink)}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 var(--gutter)}
.container-wide{max-width:1360px}
.section{padding:var(--sec-y) 0}
.section-warm{background:var(--paper-warm)}
.section-dark{background:var(--ink);color:var(--text-light)}
.section-dark .section-head p{color:var(--text-light-muted)}
.section-head{max-width:780px;margin-bottom:46px}
.section-head h2{font-size:clamp(26px,3vw,36px);font-weight:800;letter-spacing:-.02em;line-height:1.2;margin-bottom:14px}
.section-head p{color:var(--text-muted);font-size:16.5px;max-width:70ch}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.14em;color:var(--text-muted);margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime)}
.section-dark .eyebrow{color:var(--text-light-muted)}
/* ---------- header / nav ---------- */
.site-header{
position:fixed;top:0;left:0;right:0;z-index:80;
background:transparent;border-bottom:1px solid transparent;
transition:background .3s var(--ease),border-color .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(14,23,20,.96);border-bottom-color:var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.nav-bar{display:flex;align-items:center;height:78px;transition:height .3s var(--ease)}
.site-header.is-scrolled .nav-bar{height:60px}
.nav-grid{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;width:100%;position:relative}
.nav-group{display:flex;align-items:center;gap:22px}
.nav-group ul{display:flex;align-items:center;gap:22px}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{position:relative;display:inline-block;padding:8px 0;font-size:15px;color:var(--text-light);white-space:nowrap;transition:color .2s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;bottom:2px;width:0;height:2px;background:var(--lime);transition:width .25s var(--ease)}
.nav-link:hover{color:#fff}
.nav-link:hover::after,.nav-link.is-active::after{width:100%}
.nav-link.is-active{color:var(--lime)}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center}
.brand-mark{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:.14em;color:#fff;background:var(--orange);border-radius:3px;padding:3px 6px;line-height:1.2}
.brand-text{font-size:19px;font-weight:900;letter-spacing:-.01em;color:#fff;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--lime)}
.nav-toggle{display:none;width:40px;height:40px;background:transparent;border:0;cursor:pointer;padding:0;position:relative}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;margin:0 auto;position:relative;transition:background .2s var(--ease)}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:#fff;transition:transform .25s var(--ease),top .25s var(--ease)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
body.menu-open .nav-toggle span{background:transparent}
body.menu-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
body.menu-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}
.mobile-menu{position:fixed;inset:0;z-index:70;background:var(--ink);padding:104px 0 40px;overflow-y:auto;display:none}
body.menu-open .mobile-menu{display:block}
body.menu-open{overflow:hidden}
.mm-group-title{font-size:12px;letter-spacing:.14em;color:var(--text-light-muted);margin-bottom:14px}
.mm-list{display:grid;gap:2px;border-top:1px solid var(--line);padding-top:10px}
.mm-list a{display:block;padding:14px 4px;font-size:17px;color:var(--text-light);border-bottom:1px solid var(--line);transition:color .2s var(--ease),padding-left .2s var(--ease)}
.mm-list a:hover{color:var(--lime);padding-left:8px}
.mm-cta{margin-top:30px}
.mm-note{margin-top:14px;font-size:13.5px;color:var(--text-light-muted)}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-btn);font-weight:700;font-size:15px;line-height:1;padding:14px 22px;border:1px solid transparent;cursor:pointer;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);text-align:center}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:#D6FF66;box-shadow:0 12px 26px -14px rgba(199,249,74,.9);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:#B7EA36}
.btn-ghost{background:transparent;color:var(--text-light);border-color:rgba(237,241,236,.32)}
.btn-ghost:hover{background:rgba(237,241,236,.10);border-color:var(--lime);color:#fff}
.btn-dark{background:var(--ink);color:var(--text-light)}
.btn-dark:hover{background:var(--panel);color:var(--lime)}
.btn-sm{padding:11px 18px;font-size:14px}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15px;color:var(--text-dark);border-bottom:1px solid var(--text-dark);padding-bottom:2px;transition:gap .2s var(--ease),color .2s var(--ease)}
.btn-text:hover{gap:12px;color:#000}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
/* ---------- hero ---------- */
.page-hero{position:relative;padding:152px 0 66px;min-height:320px;background:var(--ink);color:var(--text-light);overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.30}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(14,23,20,.97) 0%,rgba(14,23,20,.80) 55%,rgba(14,23,20,.52) 100%)}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-light-muted);margin-bottom:20px}
.breadcrumb a{color:var(--text-light-muted);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb span.sep{opacity:.5}
.page-hero h1{font-size:clamp(32px,4.4vw,52px);font-weight:900;letter-spacing:-.02em;line-height:1.15;margin-bottom:18px;max-width:22ch}
.page-hero .lead{max-width:68ch;color:var(--text-light-muted);font-size:17px;margin-bottom:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;letter-spacing:.08em;padding:6px 12px;border-radius:var(--r-pill);border:1px solid rgba(237,241,236,.22);color:var(--text-light-muted)}
.tag-live{background:var(--orange);border-color:var(--orange);color:#fff;font-weight:800}
.tag-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;animation:breathe 1.6s infinite}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}
.tag-lime{border-color:rgba(199,249,74,.5);color:var(--lime)}
/* ---------- stats ---------- */
.stat-strip{background:var(--paper-warm);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:40px 0}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.stat-num{font-size:34px;font-weight:900;letter-spacing:-.02em;line-height:1.1;font-variant-numeric:tabular-nums}
.stat-num em{font-style:normal;font-size:17px;font-weight:700;margin-left:3px}
.stat-label{margin-top:8px;font-size:14px;color:var(--text-muted)}
/* ---------- faq ---------- */
.faq-layout{margin-top:6px}
.faq-col{padding-left:12px;padding-right:12px}
.faq-group{margin-bottom:34px}
.faq-group-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.faq-group-head h3{font-size:20px;font-weight:800;letter-spacing:-.01em}
.faq-group-head .gnum{font-size:12px;font-weight:800;letter-spacing:.08em;color:var(--ink);background:var(--lime);border-radius:4px;padding:3px 8px}
.faq-item{background:var(--paper);border:1px solid var(--line-dark);border-radius:var(--r-card);margin-bottom:10px;box-shadow:var(--sh-1);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.faq-item:hover{border-color:rgba(14,23,20,.24)}
.faq-item[open]{border-color:rgba(199,249,74,.95)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 18px;cursor:pointer;font-weight:700;font-size:16.5px;list-style:none;line-height:1.5}
.faq-q::-webkit-details-marker{display:none}
.faq-q::marker{content:""}
.faq-icon{position:relative;flex:0 0 16px;width:16px;height:16px;transition:transform .28s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--ink);border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-item[open] .faq-q{color:var(--ink)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .30s var(--ease)}
.faq-item[open] .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a-inner p{padding:0 18px 18px;color:var(--text-muted);font-size:15.5px;line-height:1.8;max-width:70ch}
.faq-a-inner strong{color:var(--ink)}
.jump-card{position:sticky;top:92px;background:var(--ink);color:var(--text-light);border-radius:10px;padding:26px 24px;box-shadow:var(--sh-2)}
.jump-card h3{font-size:18px;font-weight:800;margin-bottom:8px}
.jump-card>p{font-size:14px;color:var(--text-light-muted);margin-bottom:18px}
.jump-list{display:grid;gap:2px}
.jump-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 12px;border-radius:6px;font-size:15px;color:var(--text-light);border:1px solid transparent;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)}
.jump-list a:hover{background:rgba(255,255,255,.06);border-color:var(--line);color:var(--lime)}
.jump-list .arrow{color:var(--text-light-muted);font-size:13px}
.jump-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px;color:var(--text-light-muted)}
.jump-foot a{color:var(--lime);border-bottom:1px solid rgba(199,249,74,.5)}
/* ---------- knowledge block ---------- */
.know-block{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center}
.know-media{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line-dark);box-shadow:var(--sh-2)}
.know-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.know-media figcaption{position:absolute;left:0;right:0;bottom:0;padding:34px 20px 16px;background:linear-gradient(to top,rgba(14,23,20,.88),rgba(14,23,20,0));color:var(--text-light);font-size:13.5px}
.know-points{display:grid;gap:22px}
.know-points li{display:grid;grid-template-columns:40px 1fr;gap:16px;align-items:start}
.know-num{width:40px;height:40px;border-radius:8px;background:var(--ink);color:var(--lime);display:flex;align-items:center;justify-content:center;font-weight:900;font-variant-numeric:tabular-nums}
.know-points h4{font-size:17px;font-weight:800;margin-bottom:6px}
.know-points p{font-size:15.5px;color:var(--text-muted);max-width:60ch}
/* ---------- table ---------- */
.table-wrap{width:100%;overflow-x:auto}
.term-table{width:100%;border-collapse:collapse;font-size:15.5px}
.term-table th{text-align:left;font-size:12px;letter-spacing:.1em;color:var(--text-muted);padding:0 16px 12px;border-bottom:1px solid var(--line-dark);font-weight:700}
.term-table td{padding:17px 16px;border-bottom:1px solid var(--line-dark);vertical-align:top;color:var(--text-muted);line-height:1.7}
.term-table td:first-child{color:var(--ink);font-weight:700;white-space:nowrap}
.term-table tr:hover td{background:rgba(14,23,20,.02)}
/* ---------- tabs ---------- */
.tab-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.tab-btn{background:transparent;border:1px solid var(--line-dark);border-radius:var(--r-pill);padding:10px 20px;font-size:14.5px;font-weight:700;cursor:pointer;color:var(--text-dark);transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)}
.tab-btn:hover{border-color:var(--ink)}
.tab-btn.is-active{background:var(--ink);color:var(--lime);border-color:var(--ink)}
.tab-panel{display:none}
.tab-panel.is-active{display:block;animation:fadeUp .35s var(--ease) both}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.step-list{display:grid;gap:12px}
.step-item{display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:start;background:var(--paper-warm);border:1px solid var(--line-dark);border-radius:var(--r-card);padding:18px 20px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.step-item:hover{border-color:rgba(199,249,74,.95);box-shadow:var(--sh-1)}
.step-idx{font-weight:900;font-size:18px;color:var(--ink);font-variant-numeric:tabular-nums}
.step-item h4{font-size:16.5px;font-weight:800;margin-bottom:4px}
.step-item p{font-size:15px;color:var(--text-muted)}
/* ---------- quotes ---------- */
.quote-wrap{display:grid;grid-template-columns:1.25fr .85fr;gap:24px}
.quote-card{background:var(--paper);border:1px solid var(--line-dark);border-left:3px solid var(--lime);border-radius:var(--r-card);padding:28px 26px;box-shadow:var(--sh-1);display:flex;flex-direction:column;justify-content:space-between;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.quote-card blockquote{font-size:16.5px;line-height:1.8;color:var(--ink);margin-bottom:18px}
.quote-card.small blockquote{font-size:15.5px}
.quote-author{font-size:13.5px;color:var(--text-muted)}
.quote-author strong{color:var(--ink);font-weight:700}
/* ---------- cta band ---------- */
.cta-band{background:var(--ink);color:var(--text-light);padding:64px 0}
.cta-inner{display:grid;grid-template-columns:1.45fr 1fr;gap:40px;align-items:center}
.cta-band h2{font-size:clamp(24px,2.8vw,34px);font-weight:800;letter-spacing:-.02em;margin-bottom:14px}
.cta-band p{color:var(--text-light-muted);font-size:16px;max-width:60ch}
.cta-list{margin-top:22px;display:grid;gap:10px}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;color:var(--text-light)}
.cta-list li::before{content:"";flex:0 0 16px;height:10px;margin-top:7px;background:var(--lime);clip-path:polygon(0 45%,38% 100%,100% 0,87% 0,38% 74%,12% 32%)}
.cta-price{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:28px 26px}
.cta-price .plabel{font-size:12px;letter-spacing:.12em;color:var(--text-light-muted);margin-bottom:10px}
.cta-price .pnum{display:flex;align-items:baseline;gap:6px;font-variant-numeric:tabular-nums;margin-bottom:6px}
.cta-price .pnum b{font-size:42px;font-weight:900;letter-spacing:-.02em;color:var(--lime);line-height:1}
.cta-price .pnum span{color:var(--text-light-muted);font-size:14px}
.cta-price .pmeta{font-size:13.5px;color:var(--text-light-muted);margin-bottom:20px}
.cta-price .btn{width:100%}
.cta-price .btn+.btn{margin-top:10px}
/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--text-light);padding:72px 0 26px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;border-bottom:1px solid var(--line)}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14.5px;color:var(--text-light-muted);max-width:42ch}
.footer-col h4{font-size:13px;letter-spacing:.1em;color:var(--text-light-muted);font-weight:700;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col span{font-size:14.5px;color:var(--text-light);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding-top:22px}
.fb-left{display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;color:var(--text-light-muted)}
.to-top{font-size:13.5px;color:var(--lime);border-bottom:1px solid rgba(199,249,74,.45);padding-bottom:2px}
.to-top:hover{color:#fff;border-color:#fff}
/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
/* ---------- responsive ---------- */
@media (max-width:1199px){
:root{--sec-y:88px}
.know-block{gap:38px}
}
@media (max-width:991px){
:root{--sec-y:72px}
.nav-left{display:none}
.nav-right ul{display:none}
.nav-grid{grid-template-columns:1fr;justify-items:center}
.nav-right{position:absolute;right:0;top:50%;transform:translateY(-50%);display:flex;align-items:center;gap:8px}
.nav-toggle{display:block;position:absolute;left:0;top:50%;transform:translateY(-50%)}
.nav-bar{height:68px}
.site-header.is-scrolled .nav-bar{height:58px}
.faq-col{padding-left:12px;padding-right:12px}
.jump-card{position:static;margin-top:34px}
.know-block{grid-template-columns:1fr}
.quote-wrap{grid-template-columns:1fr}
.cta-inner{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr;gap:30px}
.stat-grid{grid-template-columns:repeat(2,1fr);gap:22px}
}
@media (max-width:767px){
:root{--sec-y:56px;--gutter:18px}
body{font-size:16px}
.page-hero{padding:126px 0 52px;min-height:260px}
.page-hero .lead{font-size:16px}
.section-head{margin-bottom:32px}
.brand-text{font-size:17px}
.brand-mark{font-size:10px;padding:2px 5px}
.term-table thead{display:none}
.term-table,.term-table tbody,.term-table tr,.term-table td{display:block;width:100%}
.term-table tr{border:1px solid var(--line-dark);border-radius:var(--r-card);padding:16px 18px;margin-bottom:12px;background:var(--paper)}
.term-table td{border:0;padding:0}
.term-table td:first-child{font-size:16px;margin-bottom:6px;white-space:normal}
.term-table td:last-child{font-size:14.5px}
.step-item{grid-template-columns:34px 1fr;padding:16px}
.faq-q{font-size:15.5px;padding:15px 16px}
.faq-a-inner p{padding:0 16px 16px}
.footer-grid{grid-template-columns:1fr;gap:26px}
.footer-bottom{flex-direction:column;align-items:flex-start}
.btn{width:100%}
.btn-row .btn{width:100%}
.btn-sm{width:auto;font-size:13px;padding:10px 14px}
.tab-btn{padding:9px 16px;font-size:14px}
}
@media (max-width:480px){
.page-hero h1{font-size:29px}
.stat-grid{grid-template-columns:1fr;gap:18px}
.stat-num{font-size:28px}
.cta-price .pnum b{font-size:34px}
.quote-card{padding:22px 20px}
}
@media (prefers-reduced-motion: reduce){
*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
.reveal{opacity:1;transform:none}
}