:root{
  --bg:#050816;
  --bg2:#090e24;
  --card:rgba(255,255,255,.075);
  --card-strong:rgba(255,255,255,.12);
  --stroke:rgba(255,255,255,.16);
  --text:#f4f7ff;
  --muted:#aeb9d6;
  --muted2:#7885a8;
  --cyan:#35e8ff;
  --purple:#8f6bff;
  --blue:#4f82ff;
  --gold:#ffd36b;
  --gold2:#ffb84d;
  --gold3:#fff4bd;
  --green:#64ffc8;
  --danger:#ff6b9d;
  --shadow:0 24px 80px rgba(0,0,0,.38);
  --radius:24px;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Roboto,Arial,sans-serif;
  background:
    radial-gradient(circle at 20% -10%, rgba(79,130,255,.35), transparent 38%),
    radial-gradient(circle at 80% 0%, rgba(143,107,255,.32), transparent 42%),
    radial-gradient(circle at 50% 40%, rgba(53,232,255,.10), transparent 35%),
    linear-gradient(180deg,var(--bg),var(--bg2) 55%,#04050c);
  color:var(--text);
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:-2;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.7),transparent 72%);
}
body::after{
  content:"";position:fixed;inset:-20%;pointer-events:none;z-index:-1;opacity:.5;
  background:conic-gradient(from 140deg, transparent, rgba(53,232,255,.15), transparent, rgba(143,107,255,.13), transparent);
  animation:aurora 22s linear infinite;
}
@keyframes aurora{to{transform:rotate(360deg)}}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.nav{
  position:sticky;top:0;z-index:99;
  backdrop-filter:blur(18px);
  background:rgba(5,8,22,.68);
  border-bottom:1px solid rgba(255,255,255,.10);
}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.3px;white-space:nowrap}
.logo-mark{width:42px;height:42px;border-radius:15px;background:linear-gradient(135deg,var(--cyan),var(--purple));box-shadow:0 0 34px rgba(53,232,255,.34);position:relative;display:grid;place-items:center;font-size:20px;color:#081126;font-weight:1000}
.logo-mark::after{content:"";position:absolute;inset:7px;border:1px solid rgba(255,255,255,.7);border-radius:11px}
.brand-sub{font-size:12px;color:var(--muted);font-weight:600;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted)}
.nav-links a{transition:.25s}
.nav-links a:hover{color:var(--cyan)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn,.btn-secondary,.btn-ghost{
  border:0;border-radius:999px;padding:12px 18px;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:.25s;line-height:1;
}
.btn{background:linear-gradient(135deg,var(--cyan),var(--purple));color:#051020;box-shadow:0 12px 34px rgba(53,232,255,.22)}
.btn:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(143,107,255,.35)}
.btn-secondary{background:rgba(255,255,255,.08);color:var(--text);border:1px solid var(--stroke)}
.btn-secondary:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--muted);border:1px solid transparent}
.btn-ghost:hover{color:var(--text);border-color:var(--stroke);background:rgba(255,255,255,.06)}
.mobile-toggle{display:none;background:transparent;border:1px solid var(--stroke);color:var(--text);border-radius:14px;padding:10px}
.hero{position:relative;padding:86px 0 64px;min-height:calc(100vh - 72px);display:flex;align-items:center}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--cyan);background:rgba(53,232,255,.08);border:1px solid rgba(53,232,255,.23);border-radius:999px;padding:9px 14px;font-weight:800;font-size:13px;letter-spacing:.4px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 16px var(--green)}
h1{font-size:clamp(44px,7vw,82px);line-height:1.02;margin:24px 0 18px;letter-spacing:-2.8px}
.gradient-text{background:linear-gradient(90deg,var(--gold3),var(--gold),var(--gold2),#fff0a6);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,2vw,22px);line-height:1.75;color:var(--muted);max-width:780px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}
.tag{font-size:13px;color:#dbe4ff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:8px 12px;border-radius:999px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:36px;max-width:820px}
.stat{padding:18px;border:1px solid var(--stroke);border-radius:20px;background:rgba(255,255,255,.06);backdrop-filter:blur(12px)}
.stat b{font-size:24px;display:block}.stat span{color:var(--muted);font-size:13px}
.agent-orbit{height:600px;position:relative;display:grid;place-items:center}
.orbit-core{width:210px;height:210px;border-radius:50%;display:grid;place-items:center;text-align:center;background:radial-gradient(circle,rgba(53,232,255,.28),rgba(143,107,255,.18) 55%,rgba(255,255,255,.06));border:1px solid rgba(255,255,255,.18);box-shadow:0 0 80px rgba(53,232,255,.28), inset 0 0 40px rgba(255,255,255,.08);animation:pulse 3s ease-in-out infinite}
.orbit-core strong{font-size:22px}.orbit-core span{color:var(--muted);font-size:12px;margin-top:6px;display:block}
@keyframes pulse{50%{transform:scale(1.035);box-shadow:0 0 105px rgba(143,107,255,.38), inset 0 0 46px rgba(255,255,255,.11)}}
.ring{position:absolute;border:1px solid rgba(255,255,255,.16);border-radius:50%;animation:spin 24s linear infinite}.ring.r1{width:360px;height:360px}.ring.r2{width:500px;height:500px;animation-duration:34s;animation-direction:reverse}.ring.r3{width:610px;height:610px;animation-duration:46s}
@keyframes spin{to{transform:rotate(360deg)}}
.node{position:absolute;min-width:112px;padding:12px 14px;text-align:center;border:1px solid rgba(255,255,255,.16);border-radius:18px;background:rgba(255,255,255,.09);backdrop-filter:blur(14px);box-shadow:0 18px 45px rgba(0,0,0,.24);font-weight:800;font-size:13px;color:#f2f7ff;animation:float 5s ease-in-out infinite}
.node small{display:block;color:var(--muted);font-weight:600;margin-top:4px}.n1{top:48px;left:190px}.n2{top:150px;right:18px;animation-delay:.4s}.n3{bottom:126px;right:62px;animation-delay:.8s}.n4{bottom:38px;left:190px;animation-delay:1.2s}.n5{bottom:184px;left:20px;animation-delay:1.6s}.n6{top:138px;left:30px;animation-delay:2s}
@keyframes float{50%{transform:translateY(-12px)}}
.section{padding:86px 0}.section-tight{padding:56px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}.section-title{font-size:clamp(30px,4vw,52px);line-height:1.08;margin:0;letter-spacing:-1.4px}.section-desc{color:var(--muted);font-size:17px;line-height:1.8;max-width:720px;margin:12px 0 0}
.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.card{position:relative;padding:26px;border:1px solid var(--stroke);border-radius:var(--radius);background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.045));box-shadow:var(--shadow);overflow:hidden}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at top left,rgba(53,232,255,.13),transparent 36%);opacity:.9;pointer-events:none}.card>*{position:relative}.card h3{margin:0 0 12px;font-size:22px}.card p{margin:0;color:var(--muted);line-height:1.75}.icon{width:44px;height:44px;border-radius:16px;background:linear-gradient(135deg,rgba(53,232,255,.24),rgba(143,107,255,.22));display:grid;place-items:center;margin-bottom:18px;border:1px solid rgba(255,255,255,.14);font-size:22px}.card:hover{transform:translateY(-5px);transition:.28s;border-color:rgba(53,232,255,.35)}
.feature-line{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;align-items:stretch}.level-card{padding:22px;border-radius:22px;background:rgba(255,255,255,.07);border:1px solid var(--stroke);position:relative;overflow:hidden}.level-card b{font-size:15px;color:var(--cyan)}.level-card h3{font-size:18px;margin:12px 0 8px}.level-card p{font-size:13px;color:var(--muted);line-height:1.6;margin:0}.level-card::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--cyan),var(--purple))}
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.flow-item{min-height:160px;border-radius:24px;border:1px solid var(--stroke);background:rgba(255,255,255,.07);padding:20px;position:relative;overflow:hidden}.flow-item .num{font-weight:1000;color:rgba(255,255,255,.22);font-size:38px}.flow-item h3{margin:8px 0 8px}.flow-item p{color:var(--muted);line-height:1.6;font-size:14px;margin:0}.flow-item:not(:last-child)::after{content:"→";position:absolute;right:-12px;top:50%;transform:translateY(-50%);font-size:28px;color:var(--cyan);z-index:2}
.compare{overflow:auto;border-radius:var(--radius);border:1px solid var(--stroke);background:rgba(255,255,255,.055);box-shadow:var(--shadow)}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:18px;border-bottom:1px solid rgba(255,255,255,.10);text-align:left;vertical-align:top;line-height:1.65}th{color:#fff;background:rgba(255,255,255,.08);font-size:15px}td{color:var(--muted)}td strong{color:var(--text)}.highlight-cell{color:var(--cyan);font-weight:900}
.course-card{display:flex;gap:18px;align-items:flex-start}.course-index{width:42px;height:42px;flex:0 0 42px;border-radius:15px;background:rgba(53,232,255,.12);border:1px solid rgba(53,232,255,.24);display:grid;place-items:center;color:var(--cyan);font-weight:1000}.course-card h3{font-size:20px;margin-bottom:8px}.course-card ul{margin:10px 0 0;padding-left:18px;color:var(--muted);line-height:1.8}
.timeline{position:relative;display:grid;gap:14px}.timeline::before{content:"";position:absolute;left:22px;top:0;bottom:0;width:2px;background:linear-gradient(var(--cyan),var(--purple))}.timeline-item{display:grid;grid-template-columns:54px 1fr;gap:14px;align-items:start}.timeline-dot{width:44px;height:44px;border-radius:50%;background:var(--bg);border:1px solid var(--cyan);display:grid;place-items:center;color:var(--cyan);font-weight:1000;box-shadow:0 0 24px rgba(53,232,255,.22);z-index:1}.timeline-content{padding:20px;border:1px solid var(--stroke);border-radius:20px;background:rgba(255,255,255,.07)}.timeline-content h3{margin:0 0 8px}.timeline-content p{margin:0;color:var(--muted);line-height:1.7}
.form-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:stretch}.form{display:grid;gap:14px}.input,.select,.textarea{width:100%;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.075);color:var(--text);border-radius:16px;padding:14px 15px;outline:none}.input::placeholder,.textarea::placeholder{color:#8793b5}.select option{color:#061027}.textarea{min-height:108px;resize:vertical}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.notice{padding:16px;border-radius:18px;background:rgba(255,211,107,.08);border:1px solid rgba(255,211,107,.22);color:#fff1c6;line-height:1.7;font-size:14px}.footer{padding:54px 0;border-top:1px solid rgba(255,255,255,.10);background:rgba(0,0,0,.15);color:var(--muted)}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:24px}.footer h4{color:#fff;margin:0 0 14px}.footer a{display:block;margin:10px 0;color:var(--muted)}.footer a:hover{color:var(--cyan)}
.floating-cta{position:fixed;right:20px;bottom:20px;z-index:88;display:flex;flex-direction:column;gap:10px}.float-btn{border:1px solid var(--stroke);background:rgba(5,8,22,.76);backdrop-filter:blur(18px);border-radius:999px;padding:12px 16px;color:var(--text);font-weight:800;box-shadow:0 16px 42px rgba(0,0,0,.3)}
/* News */
.page-hero{padding:68px 0 30px}.search-panel{display:grid;grid-template-columns:1fr auto;gap:12px;margin:26px 0 0}.search-panel .input{font-size:16px}.tabs{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0}.tab{border:1px solid var(--stroke);background:rgba(255,255,255,.07);color:var(--muted);border-radius:999px;padding:10px 14px;cursor:pointer;font-weight:800}.tab.active,.tab:hover{color:#061027;background:linear-gradient(135deg,var(--cyan),var(--purple));border-color:transparent}.article-card{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:start;padding:24px;border:1px solid var(--stroke);background:rgba(255,255,255,.07);border-radius:24px;transition:.25s}.article-card:hover{transform:translateY(-4px);border-color:rgba(53,232,255,.38)}.article-meta{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted2);font-size:13px;margin-bottom:10px}.article-card h3{font-size:22px;margin:0 0 10px}.article-card p{color:var(--muted);line-height:1.75;margin:0}.article-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.mini-tag{font-size:12px;padding:6px 9px;border-radius:999px;background:rgba(255,255,255,.08);color:#d9e3ff;border:1px solid rgba(255,255,255,.1)}.article-type{font-size:12px;color:#061027;background:var(--cyan);font-weight:900;border-radius:999px;padding:8px 10px;white-space:nowrap}.news-layout{display:grid;grid-template-columns:1fr 330px;gap:24px;align-items:start}.sidebar{position:sticky;top:92px;display:grid;gap:18px}.term-list{display:grid;gap:10px}.term-item{padding:15px;border-radius:18px;background:rgba(255,255,255,.07);border:1px solid var(--stroke);cursor:pointer}.term-item b{display:block}.term-item span{color:var(--muted);font-size:13px}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tool{padding:18px;border-radius:20px;background:rgba(255,255,255,.07);border:1px solid var(--stroke)}.tool b{display:block;margin-bottom:6px}.tool span{color:var(--muted);font-size:13px;line-height:1.6}.modal{position:fixed;inset:0;background:rgba(0,0,0,.62);backdrop-filter:blur(10px);z-index:120;display:none;align-items:center;justify-content:center;padding:20px}.modal.active{display:flex}.modal-card{width:min(860px,100%);max-height:86vh;overflow:auto;background:#091028;border:1px solid var(--stroke);border-radius:28px;padding:30px;box-shadow:0 40px 120px rgba(0,0,0,.55)}.modal-head{display:flex;justify-content:space-between;gap:20px;align-items:start}.close{background:rgba(255,255,255,.08);border:1px solid var(--stroke);color:var(--text);border-radius:14px;padding:9px 12px;cursor:pointer}.modal-body{color:var(--muted);line-height:1.9}.modal-body h3{color:#fff;margin-top:24px}.modal-body li{margin:8px 0}.source-box{margin-top:20px;padding:15px;border-radius:18px;background:rgba(255,211,107,.08);border:1px solid rgba(255,211,107,.18);color:#fff0bd}.empty{padding:28px;border:1px dashed var(--stroke);border-radius:22px;color:var(--muted);text-align:center}
/* admin */
.admin-table{width:100%;min-width:900px}.kpi{padding:20px;border-radius:22px;background:rgba(255,255,255,.07);border:1px solid var(--stroke)}.kpi b{font-size:30px}.kpi span{display:block;color:var(--muted);margin-top:6px}.badge{display:inline-flex;padding:5px 9px;border-radius:999px;background:rgba(53,232,255,.12);color:var(--cyan);font-size:12px;font-weight:900}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease}.reveal.in{opacity:1;transform:none}
@media(max-width:1080px){.nav-links{display:none}.mobile-toggle{display:block}.nav-links.open{display:flex;position:absolute;left:20px;right:20px;top:76px;flex-direction:column;align-items:stretch;background:rgba(5,8,22,.94);border:1px solid var(--stroke);border-radius:22px;padding:18px}.hero-grid,.form-wrap,.news-layout{grid-template-columns:1fr}.agent-orbit{height:520px}.feature-line,.flow{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.sidebar{position:static}.tool-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.container{width:min(100% - 28px,var(--max))}.nav-inner{height:64px}.brand-sub{display:none}.nav-actions .btn-secondary{display:none}.hero{padding:48px 0}.hero-grid{gap:24px}h1{letter-spacing:-1.6px}.stats-row,.grid-2,.grid-3,.grid-4,.form-grid,.feature-line,.flow{grid-template-columns:1fr}.agent-orbit{height:380px;transform:scale(.86);margin:-30px 0}.ring.r3{display:none}.n2{right:-8px}.n5{left:-8px}.section{padding:58px 0}.section-head{display:block}.search-panel{grid-template-columns:1fr}.article-card{grid-template-columns:1fr}.article-type{width:max-content}.footer-grid{grid-template-columns:1fr}.floating-cta{left:12px;right:12px;bottom:12px;flex-direction:row}.float-btn{flex:1;text-align:center;justify-content:center}.tool-grid{grid-template-columns:1fr}.modal-card{padding:22px;border-radius:22px}}
@media(max-width:420px){.hero-actions .btn,.hero-actions .btn-secondary{width:100%;justify-content:center}.nav-actions .btn{display:none}.agent-orbit{transform:scale(.76);margin:-70px 0}.card{padding:20px}.flow-item:not(:last-child)::after{display:none}}

/* V1.1 operations and conversion upgrades */
.anchor-offset{display:block;position:relative;top:-90px;visibility:hidden}
.adv-num{font-size:42px;font-weight:1000;color:rgba(255,255,255,.18);line-height:1;margin-bottom:14px}
.advantage-grid .card:nth-child(3)::before{background:radial-gradient(circle at top left,rgba(255,211,107,.16),transparent 38%)}
.certificate-card{min-width:0;overflow:hidden}
.certificate-visual{display:flex;gap:16px;align-items:center;margin:20px 0;padding:20px;border-radius:22px;background:linear-gradient(135deg,rgba(53,232,255,.14),rgba(143,107,255,.10));border:1px solid rgba(255,255,255,.15)}
.certificate-visual strong{display:block;font-size:22px;color:#fff;margin-bottom:6px}.certificate-visual span{display:block;color:var(--muted);line-height:1.6}.cert-badge{flex:0 0 auto;width:92px;height:92px;border-radius:22px;display:grid;place-items:center;text-align:center;font-size:12px;line-height:1.2;font-weight:1000;color:#061027;background:linear-gradient(135deg,var(--cyan),var(--gold));box-shadow:0 16px 45px rgba(53,232,255,.25)}
.cert-list{display:grid;gap:10px;min-width:0}.cert-row{display:grid;grid-template-columns:110px minmax(0,1fr);gap:14px;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.065);border:1px solid rgba(255,255,255,.10);min-width:0}.cert-row b{color:#fff}.cert-row span{color:var(--muted);line-height:1.7;min-width:0;overflow-wrap:anywhere}
.teacher-avatar{width:58px;height:58px;border-radius:20px;background:linear-gradient(135deg,var(--cyan),var(--purple));display:grid;place-items:center;color:#061027;font-weight:1000;font-size:24px;margin-bottom:18px;box-shadow:0 14px 34px rgba(53,232,255,.22)}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.price-card{padding:28px;border-radius:28px;border:1px solid var(--stroke);background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.045));box-shadow:var(--shadow);position:relative;overflow:hidden}.price-card.featured{border-color:rgba(53,232,255,.42);transform:translateY(-8px)}.price-level{color:var(--cyan);font-weight:1000;margin-bottom:12px}.price-card h3{font-size:24px;margin:0 0 10px}.price-card p{color:var(--muted);line-height:1.7}.price{font-size:34px;font-weight:1000;margin:22px 0;color:#fff}.price span{font-size:14px;color:var(--muted);font-weight:700}.price-card ul{padding-left:18px;color:var(--muted);line-height:1.9;margin:0 0 24px}
.process-flow{grid-template-columns:repeat(4,1fr)}
.contact-methods{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:24px 0}.contact-methods div{padding:14px;border-radius:16px;background:rgba(255,255,255,.065);border:1px solid rgba(255,255,255,.10)}.contact-methods b{display:block;color:#fff;margin-bottom:6px}.contact-methods span{color:var(--muted);line-height:1.6;overflow-wrap:anywhere}.contact-methods .wide{grid-column:1/-1}.qr-inline{display:grid;grid-template-columns:132px 1fr;gap:18px;align-items:center;padding:16px;border-radius:20px;border:1px solid rgba(53,232,255,.24);background:rgba(53,232,255,.075)}.qr-inline img{width:132px;height:132px;border-radius:14px;background:#fff}.qr-inline h3{margin:0 0 8px}.qr-inline p{margin:0 0 8px;color:var(--muted)}.qr-inline strong{color:var(--cyan)}
.site-record{margin-top:28px;color:var(--muted2);line-height:1.9;font-size:14px}.site-record a{display:inline;color:var(--muted2);margin:0 6px 0 0}.site-record a:hover{color:var(--cyan)}
.floating-cta{display:none!important}.floating-enroll{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:100;display:flex;align-items:center;gap:12px;padding:10px 12px 10px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(5,8,22,.86);backdrop-filter:blur(20px);box-shadow:0 20px 60px rgba(0,0,0,.38);white-space:nowrap}.floating-enroll strong{font-weight:1000}.floating-enroll a{color:var(--text);font-weight:900}.float-primary{padding:10px 14px;border-radius:999px;background:linear-gradient(135deg,var(--cyan),var(--purple));color:#061027!important}.float-close{width:24px;height:24px;border-radius:50%;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;display:grid;place-items:center;cursor:pointer;line-height:1;flex:0 0 auto}.floating-wechat{position:fixed;right:18px;top:44%;z-index:99;width:188px;padding:16px;border-radius:24px;border:1px solid rgba(255,255,255,.16);background:rgba(5,8,22,.82);backdrop-filter:blur(18px);box-shadow:0 22px 70px rgba(0,0,0,.42);text-align:center}.floating-wechat .float-close{position:absolute;right:8px;top:8px}.floating-wechat h4{margin:10px 0 12px;font-size:18px}.floating-wechat img{width:136px;height:136px;margin:0 auto;border-radius:14px;background:#fff}.floating-wechat p{margin:10px 0 4px;color:#fff;font-weight:800}.floating-wechat span{color:var(--muted);font-size:12px}
@media(max-width:1080px){.pricing-grid{grid-template-columns:1fr}.price-card.featured{transform:none}.process-flow{grid-template-columns:repeat(2,1fr)}.floating-wechat{display:none}}
@media(max-width:720px){.certificate-visual{grid-template-columns:1fr;display:grid}.cert-row{grid-template-columns:1fr}.contact-methods{grid-template-columns:1fr}.qr-inline{grid-template-columns:1fr;text-align:center}.qr-inline img{margin:0 auto}.process-flow{grid-template-columns:1fr}.floating-enroll{left:12px;right:12px;bottom:12px;transform:none;border-radius:22px;justify-content:center;flex-wrap:wrap;white-space:normal}.floating-enroll strong{width:100%;text-align:center}.floating-enroll .float-close{position:absolute;right:8px;top:8px}.footer{padding-bottom:120px}}


/* v1.2 金色重点视觉：标题、小标题和主要数据 */
.gold-gradient,.section-title,.card h3,.flow-item h3,.timeline-content h3,.level-card h3,.price-card h3,.stat b,.price,.adv-num,.highlight-cell,.cert-row b,.certificate-visual strong,.contact-methods b,.article-title,.term-card h3,.tool-card h3,.footer h4{
  background:linear-gradient(92deg,var(--gold3) 0%,var(--gold) 42%,var(--gold2) 72%,#fff7cd 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 26px rgba(255,211,107,.16);
}
.eyebrow{color:var(--gold);border-color:rgba(255,211,107,.28);background:rgba(255,211,107,.08)}
.btn{background:linear-gradient(135deg,var(--gold3),var(--gold),var(--gold2));color:#241400;box-shadow:0 12px 34px rgba(255,183,77,.25)}
.btn:hover{box-shadow:0 18px 44px rgba(255,211,107,.34)}
.btn-secondary:hover,.nav-links a:hover{color:var(--gold)}
.course-index,.timeline-dot{border-color:rgba(255,211,107,.38);color:var(--gold);background:rgba(255,211,107,.10);box-shadow:0 0 26px rgba(255,211,107,.18)}
.level-card b{color:var(--gold)}
.level-card::after{background:linear-gradient(90deg,var(--gold3),var(--gold),var(--gold2))}
.flow-item:not(:last-child)::after{color:var(--gold)}
.poster-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.poster-img{width:100%;border-radius:28px;border:1px solid rgba(255,211,107,.25);box-shadow:0 26px 70px rgba(0,0,0,.36),0 0 36px rgba(255,211,107,.10);background:rgba(255,255,255,.05);transition:.28s;overflow:hidden}
.poster-img:hover{transform:translateY(-6px);border-color:rgba(255,211,107,.55);box-shadow:0 34px 90px rgba(0,0,0,.45),0 0 50px rgba(255,211,107,.18)}
.price-card h3{line-height:1.35}

@media(max-width:720px){.poster-grid{grid-template-columns:1fr;gap:14px}.poster-img{border-radius:22px}}