*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
margin:0;
font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
font-size:16px;
line-height:1.7;
color:#141b34;
background-color:#f6f8fd;
background-image:
radial-gradient(900px 520px at 6% -4%, rgba(123,92,255,.16), transparent 62%),
radial-gradient(820px 460px at 98% 2%, rgba(14,165,233,.15), transparent 60%),
linear-gradient(180deg,#fbfcff 0%,#f3f6fe 28%,#faf8ff 62%,#f4f6fd 100%);
-webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.32;color:#121830;font-weight:800}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:60px 0}
section[id]{scroll-margin-top:86px}
/* ---------- header ---------- */
.site-header{
position:sticky;top:0;z-index:60;
background:rgba(255,255,255,.86);
backdrop-filter:saturate(150%) blur(14px);
-webkit-backdrop-filter:saturate(150%) blur(14px);
border-bottom:1px solid rgba(228,233,247,.9);
}
.nav{display:flex;align-items:center;gap:14px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-size:18px;font-weight:800;color:#141b34;letter-spacing:.01em}
.brand .ai-page-logo{max-height:38px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:0;margin:0 0 0 auto;padding:0}
.nav-links a{
display:block;padding:9px;border-radius:9px;
font-size:15px;font-weight:500;color:#3a4568;white-space:nowrap;
transition:color .2s ease,background-color .2s ease;
}
.nav-links a:hover{color:#5b3df5;background:rgba(91,61,245,.08)}
.nav-cta{flex:0 0 auto}
.nav-toggle{
display:none;align-items:center;justify-content:center;flex-direction:column;gap:4px;
width:42px;height:42px;margin-left:auto;
border-radius:12px;border:1px solid #e2e7f5;background:#fff;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#2a3352;transition:transform .25s ease,opacity .25s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
/* ---------- buttons ---------- */
.btn{
display:inline-flex;align-items:center;justify-content:center;gap:8px;
padding:11px 24px;border-radius:999px;border:1px solid transparent;
font-size:15px;font-weight:700;cursor:pointer;
transition:transform .2s ease,box-shadow .25s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
color:#fff;
background-image:linear-gradient(120deg,#6d4bff 0%,#4f7bff 48%,#12b5e5 100%);
box-shadow:0 12px 26px -14px rgba(79,123,255,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 32px -14px rgba(79,123,255,1)}
.btn-ghost{color:#20284a;background:#fff;border-color:#dfe5f5;box-shadow:0 10px 24px -22px rgba(23,35,84,.9)}
.btn-ghost:hover{transform:translateY(-2px);border-color:#b9c6ef;color:#4b32d8}
.btn-lg{padding:14px 30px;font-size:16px}
.btn:active{transform:translateY(0) scale(.985)}
.btn:focus-visible,.nav-links a:focus-visible,.nav-toggle:focus-visible,.dock-btn:focus-visible,.matcher-tab:focus-visible{outline:3px solid rgba(91,61,245,.4);outline-offset:2px}
/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:74px 0 56px}
.hero-glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:0}
.hero-glow.g1{width:420px;height:420px;top:-140px;left:-120px;background:rgba(124,92,255,.30)}
.hero-glow.g2{width:380px;height:380px;top:-80px;right:-100px;background:rgba(18,181,229,.26)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}
.kicker{
display:inline-block;margin-bottom:16px;padding:6px 14px;border-radius:999px;
font-size:13px;font-weight:700;letter-spacing:.04em;color:#4b32d8;
background:rgba(91,61,245,.09);border:1px solid rgba(91,61,245,.18);
}
.hero h1{font-size:clamp(30px,4.4vw,46px);letter-spacing:-.01em}
.hero h1 .hl{color:#5b3df5}
.hero-lead{margin-top:18px;font-size:16.5px;color:#414d70;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px}
.hero-points li{position:relative;padding-left:24px;font-size:14.5px;color:#3a4568;font-weight:600}
.hero-points li::before{
content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;
background:linear-gradient(135deg,#6d4bff,#12b5e5);
box-shadow:inset 0 0 0 3px #fff;
}
.hero-panel{
background:linear-gradient(160deg,rgba(255,255,255,.96),rgba(243,246,255,.96));
border:1px solid #e6ebfa;border-radius:24px;padding:24px;
box-shadow:0 32px 60px -46px rgba(36,48,110,.9);
}
.panel-head{display:flex;align-items:center;gap:9px;font-size:13.5px;font-weight:700;color:#4b5678;margin-bottom:16px}
.dot{width:8px;height:8px;border-radius:50%;background:#12b5e5;box-shadow:0 0 0 4px rgba(18,181,229,.16)}
.model-cloud{display:flex;flex-wrap:wrap;gap:8px}
.model-cloud span{
padding:6px 11px;border-radius:9px;font-size:13px;font-weight:600;color:#2c3760;
background:#fff;border:1px solid #e5eaf8;
transition:transform .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.model-cloud span:hover{transform:translateY(-2px);color:#4b32d8;border-color:#c9d3f6;box-shadow:0 10px 20px -16px rgba(76,60,216,.9)}
.panel-foot{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;padding-top:16px;border-top:1px dashed #e0e6f7}
.panel-foot span{font-size:12.5px;font-weight:700;color:#4b32d8;background:rgba(91,61,245,.08);padding:4px 10px;border-radius:7px}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero-copy>*{animation:rise .7s cubic-bezier(.22,.68,.32,1) both}
.hero-copy>*:nth-child(2){animation-delay:.06s}
.hero-copy>*:nth-child(3){animation-delay:.12s}
.hero-copy>*:nth-child(4){animation-delay:.18s}
.hero-copy>*:nth-child(5){animation-delay:.24s}
.hero-panel{animation:rise .8s cubic-bezier(.22,.68,.32,1) .18s both}
/* ---------- metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.metric{
background:#fff;border:1px solid #e8ecf7;border-radius:16px;padding:22px 18px;text-align:center;
box-shadow:0 18px 36px -32px rgba(28,40,96,.9);
transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.metric:hover{transform:translateY(-4px);border-color:#d3dbf5;box-shadow:0 26px 46px -32px rgba(28,40,96,.9)}
.metric strong{display:block;font-size:clamp(22px,2.6vw,30px);font-weight:800;color:#4b32d8;letter-spacing:-.01em}
.metric span{display:block;margin-top:4px;font-size:14px;color:#4b5678;font-weight:600}
/* ---------- section head ---------- */
.section-head{max-width:780px;margin:0 auto 38px;text-align:center}
.section-head h2{font-size:clamp(23px,3.1vw,33px);letter-spacing:-.01em}
.section-head p{margin-top:14px;color:#4a5578;font-size:15.5px}
.section-head.left{margin-left:0;margin-right:0;text-align:left}
/* ---------- cards & grids ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
background:#fff;border:1px solid #e8ecf7;border-radius:18px;padding:26px;
box-shadow:0 20px 42px -36px rgba(24,34,84,.95);
transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:#d5dcf4;box-shadow:0 30px 52px -36px rgba(24,34,84,.95)}
.card h3{font-size:17.5px;margin-bottom:10px}
.card p{font-size:14.8px;color:#4a5578}
/* about */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch}
.about-copy .ticks{margin-top:18px;display:grid;gap:10px}
.ticks li{position:relative;padding-left:26px;font-size:14.8px;color:#3f4a6d}
.ticks li::before{
content:"";position:absolute;left:0;top:6px;width:15px;height:15px;border-radius:5px;
background:linear-gradient(135deg,#6d4bff,#12b5e5);
clip-path:polygon(50% 0,100% 50%,50% 100%,0 50%);
opacity:.9;
}
.about-media{display:grid;gap:16px;grid-template-rows:1fr 1fr}
.media{
display:flex;align-items:center;justify-content:center;padding:10px;
border-radius:16px;border:1px solid #e6ebf9;overflow:hidden;
background:linear-gradient(135deg,#eef1ff,#e6f7ff);
aspect-ratio:16/10;
}
.media.is-square{aspect-ratio:1/1}
.media img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;transition:transform .4s ease}
.media:hover img{transform:scale(1.03)}
/* service cards */
.service-card{padding:24px}
.svc-icon{
width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
color:#4b32d8;background:linear-gradient(135deg,rgba(109,75,255,.14),rgba(18,181,229,.16));
margin-bottom:16px;
}
/* scene cards */
.scene-card{padding:20px 20px 18px;border-radius:15px}
.scene-card h3{font-size:16px;margin-bottom:8px}
.scene-card p{font-size:14.2px;color:#4a5578}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step{position:relative;background:#fff;border:1px solid #e8ecf7;border-radius:16px;padding:24px 20px 22px;box-shadow:0 20px 42px -38px rgba(24,34,84,.95)}
.step-num{
display:inline-flex;align-items:center;justify-content:center;
width:36px;height:36px;border-radius:11px;margin-bottom:14px;
font-size:14px;font-weight:800;color:#fff;
background:linear-gradient(135deg,#6d4bff,#12b5e5);
box-shadow:0 12px 22px -16px rgba(76,60,216,.95);
}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14.2px;color:#4a5578}
/* network */
.net-item{display:flex;gap:14px;align-items:flex-start}
.net-badge{
flex:0 0 auto;width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;
font-size:14px;font-weight:800;color:#4b32d8;
background:linear-gradient(135deg,rgba(109,75,255,.14),rgba(18,181,229,.16));
}
.net-item h3{font-size:16px;margin-bottom:6px}
.net-item p{font-size:14.2px;color:#4a5578;word-break:break-word}
/* cases */
.case-card{padding:0;overflow:hidden}
.case-card .media{border:none;border-radius:0;aspect-ratio:16/9;padding:12px}
.case-card .media.is-square{aspect-ratio:4/3}
.case-body{padding:20px 22px 24px}
.case-body h3{font-size:16.5px;margin-bottom:8px}
.case-body p{font-size:14.2px;color:#4a5578}
/* review / compare */
.compare-grid{display:grid;grid-template-columns:296px minmax(0,1fr);gap:22px;align-items:start}
.score-card{
border-radius:20px;padding:28px 24px;text-align:center;
background:linear-gradient(160deg,#f3f0ff 0%,#eaf5ff 100%);
border:1px solid #e2e8fb;
box-shadow:0 26px 50px -42px rgba(36,48,110,.95);
}
.score-stars{font-size:20px;letter-spacing:2px;color:#f5a524;line-height:1}
.score-num{margin-top:14px;font-size:46px;font-weight:800;color:#33249f;line-height:1;letter-spacing:-.02em}
.score-num span{font-size:17px;font-weight:700;color:#6b74a0;margin-left:2px}
.score-label{margin-top:12px;font-size:14px;font-weight:700;color:#3f4a6d}
.score-desc{margin-top:10px;font-size:13.6px;color:#54618a}
.table-wrap{
overflow-x:auto;-webkit-overflow-scrolling:touch;
border:1px solid #e8ecf7;border-radius:16px;background:#fff;
box-shadow:0 20px 42px -40px rgba(24,34,84,.95);
}
table{width:100%;border-collapse:collapse;min-width:660px;font-size:14.6px}
thead th{background:#f5f7ff;color:#20284a;font-weight:800;font-size:13.8px;white-space:nowrap}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid #eef1fa;vertical-align:top;color:#4a5578}
thead th:first-child,td:first-child{color:#1b2340;font-weight:700}
tbody tr:last-child td{border-bottom:none}
tbody tr{transition:background-color .2s ease}
tbody tr:hover{background:#fafbff}
td.brand-col{color:#3a22c9;font-weight:700;background:rgba(109,75,255,.045)}
/* token tags */
.token-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.token-tags span{
padding:6px 13px;border-radius:999px;font-size:13.2px;font-weight:600;color:#3d4870;
background:#fff;border:1px solid #e5eaf8;
}
.note{
margin-top:20px;padding:16px 18px;border-radius:14px;font-size:14px;color:#3f4a6d;
background:rgba(109,75,255,.06);border:1px solid rgba(109,75,255,.16);
}
/* matcher */
.matcher{background:#fff;border:1px solid #e8ecf7;border-radius:20px;padding:26px;box-shadow:0 24px 48px -42px rgba(24,34,84,.95)}
.matcher-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.matcher-tab{
padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;cursor:pointer;
border:1px solid #dfe5f5;background:#fff;color:#3a4568;
transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;
}
.matcher-tab:hover{transform:translateY(-2px);border-color:#b9c6ef}
.matcher-tab.active{
color:#fff;border-color:transparent;
background-image:linear-gradient(120deg,#6d4bff,#12b5e5);
box-shadow:0 14px 26px -18px rgba(79,123,255,.95);
}
.matcher-item{display:none}
.matcher-item.active{display:block;animation:rise .4s ease both}
.matcher-item h3{font-size:17px;margin-bottom:10px}
.matcher-item p{font-size:14.8px;color:#4a5578}
/* quotes */
.quote-card{padding:24px;display:flex;flex-direction:column;gap:18px;height:100%}
.quote-text{font-size:14.8px;color:#3f4a6d;flex:1 1 auto}
.quote-user{display:flex;align-items:center;gap:12px}
.avatar{
width:40px;height:40px;border-radius:12px;flex:0 0 auto;
display:flex;align-items:center;justify-content:center;
font-weight:800;font-size:16px;color:#fff;
background:linear-gradient(135deg,#6d4bff,#12b5e5);
}
.quote-user strong{display:block;font-size:14.5px;color:#1b2340}
.quote-user span{display:block;font-size:12.8px;color:#5a6690}
/* help */
.help-list{display:grid;gap:12px;margin-top:16px}
.help-list li{
position:relative;padding:12px 16px 12px 34px;border-radius:12px;font-size:14.6px;color:#3f4a6d;
background:#f8faff;border:1px solid #eaeefb;
transition:transform .2s ease,border-color .2s ease,background-color .2s ease;
}
.help-list li::before{
content:"";position:absolute;left:14px;top:50%;width:7px;height:7px;border-radius:50%;
transform:translateY(-50%);background:linear-gradient(135deg,#6d4bff,#12b5e5);
}
.help-list li:hover{transform:translateX(3px);border-color:#d3dbf5;background:#fff}
.tagcloud{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.tagcloud span{padding:6px 13px;border-radius:999px;font-size:13.2px;font-weight:600;color:#3d4870;background:#f4f7ff;border:1px solid #e3e9f9}
/* articles */
.article-list{display:grid;gap:14px}
.article-item{
display:flex;align-items:center;justify-content:space-between;gap:18px;
padding:18px 22px;border-radius:14px;background:#fff;border:1px solid #e8ecf7;
transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.article-item:hover{transform:translateY(-3px);border-color:#cbd5f4;box-shadow:0 22px 40px -34px rgba(24,34,84,.95)}
.article-item h3{font-size:15.8px;font-weight:700;color:#1b2340}
.article-item span{font-size:13px;font-weight:700;color:#4b32d8;white-space:nowrap}
/* faq */
.faq{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
background:#fff;border:1px solid #e8ecf7;border-radius:14px;overflow:hidden;
transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item[open]{border-color:#cdd7f7;box-shadow:0 22px 44px -38px rgba(24,34,84,.95)}
.faq-item summary{
cursor:pointer;list-style:none;padding:18px 52px 18px 22px;position:relative;
font-size:15.4px;font-weight:700;color:#1b2340;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
content:"";position:absolute;right:22px;top:50%;width:10px;height:10px;
border-right:2px solid #6b74a0;border-bottom:2px solid #6b74a0;
transform:translateY(-70%) rotate(45deg);transition:transform .25s ease,border-color .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);border-color:#4b32d8}
.faq-answer{padding:0 22px 20px;font-size:14.6px;color:#4a5578;animation:fadeIn .3s ease both}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start}
.form-card{padding:28px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:13.6px;font-weight:700;color:#2c3760}
.field input,.field select,.field textarea{
width:100%;padding:12px 14px;border-radius:11px;font-size:14.6px;color:#1b2340;
border:1px solid #dfe5f5;background:#fbfcff;font-family:inherit;
transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{min-height:118px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
outline:none;border-color:#8f9df0;background:#fff;
box-shadow:0 0 0 4px rgba(109,75,255,.12);
}
.form-tip{margin-top:12px;font-size:12.8px;color:#6b74a0}
.contact-info{display:grid;gap:14px}
.info-item{display:flex;align-items:flex-start;gap:12px;padding:16px 18px;border-radius:14px;background:#fff;border:1px solid #e8ecf7}
.info-item strong{display:block;font-size:13.4px;color:#5a6690;font-weight:700;margin-bottom:2px}
.info-item span{font-size:14.6px;color:#1b2340;font-weight:700;word-break:break-all}
.qr-card{display:flex;align-items:center;gap:16px;padding:18px;border-radius:14px;background:#fff;border:1px solid #e8ecf7}
.qr-card .media{width:104px;flex:0 0 auto;aspect-ratio:1/1;padding:6px;border-radius:12px}
.qr-card p{font-size:13.6px;color:#4a5578}
.qr-card strong{display:block;font-size:14.6px;color:#1b2340;margin-bottom:4px}
/* join banner */
.join-banner{
display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;
padding:32px;border-radius:22px;
background:linear-gradient(120deg,#f2efff 0%,#eaf6ff 55%,#fdf0ff 100%);
border:1px solid #e3e8fb;
box-shadow:0 28px 54px -46px rgba(36,48,110,.95);
}
.join-banner h2{font-size:clamp(21px,2.6vw,27px)}
.join-banner p{margin-top:12px;font-size:14.8px;color:#3f4a6d;max-width:720px}
/* friend links */
.friend-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.friend-links a{
padding:8px 15px;border-radius:999px;font-size:13.6px;font-weight:600;color:#3d4870;
background:#fff;border:1px solid #e5eaf8;
transition:color .2s ease,border-color .2s ease,transform .2s ease;
}
.friend-links a:hover{color:#4b32d8;border-color:#c4cff2;transform:translateY(-2px)}
/* footer */
.site-footer{margin-top:8px;border-top:1px solid #e6ebf9;background:rgba(255,255,255,.72);padding:34px 0 18px;color:#3f4a6d}
.footer-inner{display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;justify-content:space-between}
.footer-brand{max-width:520px}
.footer-brand .brand-text{display:inline-block;font-size:18px;font-weight:800;color:#121830;margin-bottom:8px}
.footer-brand p{font-size:14px;color:#4a5578}
.footer-nav{display:flex;flex-wrap:wrap;gap:8px 20px}
.footer-nav a{font-size:14px;color:#3f4a6d;font-weight:600;transition:color .2s ease}
.footer-nav a:hover{color:#4b32d8}
.footer-bottom{
display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center;
margin-top:24px;padding-top:16px;border-top:1px solid #eaeefb;
font-size:13px;color:#5a6690;
}
.footer-bottom a{color:#4b32d8;font-weight:700}
/* float dock */
.float-dock{position:fixed;right:18px;bottom:22px;z-index:80;display:flex;flex-direction:column;gap:10px}
.dock-btn{
width:52px;height:52px;border-radius:16px;border:1px solid #e2e7f5;cursor:pointer;
display:flex;align-items:center;justify-content:center;flex-direction:column;gap:2px;
font-size:12px;font-weight:700;color:#3a4568;background:#fff;
box-shadow:0 16px 30px -20px rgba(24,34,84,.95);
transition:transform .2s ease,color .2s ease,border-color .2s ease;
}
.dock-btn:hover{transform:translateY(-3px);color:#4b32d8;border-color:#c4cff2}
.dock-cs{color:#fff;border-color:transparent;background-image:linear-gradient(135deg,#6d4bff,#12b5e5)}
.dock-cs:hover{color:#fff;border-color:transparent}
#toTop{opacity:0;pointer-events:none;transition:opacity .25s ease,transform .2s ease}
#toTop.show{opacity:1;pointer-events:auto}
.cs-panel{
position:fixed;right:18px;bottom:88px;z-index:81;width:246px;
background:#fff;border:1px solid #e2e7f5;border-radius:16px;padding:16px;
box-shadow:0 30px 56px -34px rgba(24,34,84,.95);
display:none;
}
.cs-panel.open{display:block;animation:rise .28s ease both}
.cs-panel .media{aspect-ratio:1/1;padding:6px;margin-bottom:12px;border-radius:12px}
.cs-panel p{font-size:13.4px;color:#3f4a6d;text-align:center;line-height:1.6}
/* reveal */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.is-visible{opacity:1;transform:none}
/* ---------- responsive ---------- */
@media (max-width:1120px){
.nav-toggle{display:flex}
.nav-cta{display:none}
.nav-links{
display:none;position:absolute;top:100%;left:0;right:0;
flex-direction:column;align-items:stretch;gap:0;
background:#fff;border-bottom:1px solid #e8ecf7;
box-shadow:0 30px 46px -34px rgba(20,27,52,.55);
padding:10px 24px 18px;margin:0;
}
.nav-links.open{display:flex}
.nav-links a{padding:12px 10px;border-radius:10px;font-size:15.5px}
.brand{margin-right:0}
}
@media (max-width:980px){
.hero-inner{grid-template-columns:1fr;gap:34px}
.hero{padding:56px 0 44px}
.about-grid{grid-template-columns:1fr}
.grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
.steps{grid-template-columns:repeat(2,minmax(0,1fr))}
.compare-grid{grid-template-columns:1fr}
.contact-grid{grid-template-columns:1fr}
.join-banner{grid-template-columns:1fr}
.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
.container{padding:0 18px}
.section{padding:46px 0}
.hero h1{font-size:29px}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
.steps{grid-template-columns:1fr}
.form-row{grid-template-columns:1fr}
.metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.card,.matcher,.form-card{padding:20px}
.join-banner{padding:24px}
.article-item{flex-direction:column;align-items:flex-start;gap:8px}
.footer-bottom{flex-direction:column;align-items:flex-start}
}