/* FastSkill — design system
   Airbnb-learned marketplace UI · rose brand · zh-first bilingual */
:root{
  --brand:#F43F5E; --brand-dark:#E11D48; --brand-soft:#FFF1F3;
  --ink:#222530; --ink2:#5D6473; --ink3:#8A90A0;
  --line:#EBECF0; --bg:#FFFFFF; --bg-soft:#F7F7F9;
  --free:#0E9F6E; --free-bg:#E6F7F0;
  --sub:#B45309;  --sub-bg:#FEF3E2;
  --fee:#475569;  --fee-bg:#EEF1F5;
  --ovs:#7C3AED;  --ovs-bg:#F3EEFD;
  --r-lg:20px; --r-md:14px; --r-pill:999px;
  --shadow:0 1px 2px rgba(20,22,30,.06),0 6px 20px rgba(20,22,30,.06);
  --shadow-lift:0 2px 6px rgba(20,22,30,.08),0 14px 34px rgba(20,22,30,.12);
  --max:1120px;
  --f-display:"Outfit","Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --f-body:"Noto Sans SC","Outfit",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--f-body);color:var(--ink);background:var(--bg);line-height:1.65;font-size:15.5px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}

/* bilingual toggle */
.en{display:none}
html.lang-en .zh{display:none}
html.lang-en .en{display:revert}
html.lang-en body{font-family:var(--f-display)}

/* ---------- header ---------- */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd-in{display:flex;align-items:center;gap:14px;height:64px}
.logo{font-family:var(--f-display);display:flex;align-items:center;gap:10px;line-height:1;text-decoration:none}
.logo-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;font-size:15px;font-weight:800;letter-spacing:-.04em;box-shadow:0 5px 14px rgba(228,30,72,.24)}
.logo-type{display:flex;flex-direction:column;gap:3px;font-size:23px;font-weight:800;letter-spacing:-.045em;color:var(--ink)}
.logo-type b{color:var(--brand)}
.logo small{font-family:var(--f-body);font-size:10.5px;font-weight:600;color:var(--ink3);letter-spacing:.02em;white-space:nowrap}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{padding:8px 13px;border-radius:var(--r-pill);font-size:14px;color:var(--ink2);font-weight:500}
.nav a.btn-brand{color:#fff}
.nav a:hover{background:var(--bg-soft);color:var(--ink)}
.nav a.btn-brand:hover{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff}
.nav a.active{background:var(--bg-soft);color:var(--ink);font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:var(--r-pill);font-weight:700;font-size:14.5px;padding:11px 20px;transition:transform .15s ease, box-shadow .15s ease}
.btn-brand{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;box-shadow:0 4px 14px rgba(228,30,72,.28)}
.btn-brand:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(228,30,72,.34)}
.btn-ghost{background:#fff;border:1.5px solid var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink3)}
.lang-btn{border:1.5px solid var(--line);background:#fff;border-radius:var(--r-pill);padding:7px 13px;font-size:13px;font-weight:600;color:var(--ink2)}
.lang-btn:hover{border-color:var(--ink3);color:var(--ink)}

/* mobile nav */
.mnav{display:none}
@media(max-width:820px){
  .nav a.hide-m{display:none}
  .hd-in{height:58px}
  .logo-mark{width:34px;height:34px;border-radius:10px;font-size:13px}
  .logo-type{font-size:20px}
  .mnav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:60;background:#fff;border-top:1px solid var(--line);padding:6px 8px calc(6px + env(safe-area-inset-bottom))}
  .mnav a{flex:1;text-align:center;font-size:11.5px;color:var(--ink2);padding:6px 2px;border-radius:10px;font-weight:600}
  .mnav a .mi{display:block;font-size:19px;line-height:1.2}
  .mnav a.active{color:var(--brand)}
  body{padding-bottom:66px}
}

/* ---------- hero ---------- */
.hero{padding:52px 0 40px;background:
  radial-gradient(700px 340px at 85% -60px, var(--brand-soft), transparent 70%),
  radial-gradient(500px 260px at -60px 120px, #F0F4FF, transparent 70%)}
.hero h1{font-family:var(--f-display);font-size:clamp(28px,5vw,44px);line-height:1.18;letter-spacing:-.02em;font-weight:800;max-width:640px}
.hero h1 .hl{color:var(--brand)}
.hero p.sub{margin-top:14px;max-width:560px;color:var(--ink2);font-size:16px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:7px 14px;font-size:13px;font-weight:600;color:var(--ink2);margin-top:18px;box-shadow:var(--shadow)}
.hero-cta{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}
.trustbar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-soft)}
.trustbar .container{display:flex;gap:8px 28px;flex-wrap:wrap;justify-content:center;padding:13px 20px;font-size:13.5px;color:var(--ink2)}
.trustbar b{color:var(--ink)}

/* ---------- section scaffolding ---------- */
.sec{padding:52px 0 8px}
.eyebrow{color:var(--brand);font-weight:800;font-size:12.5px;letter-spacing:.12em;text-transform:uppercase}
.sec h2{font-family:var(--f-display);font-size:clamp(22px,3.4vw,30px);font-weight:800;letter-spacing:-.015em;margin-top:6px}
.sec .lead{color:var(--ink2);margin-top:8px;max-width:640px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 18px}
.step .n{width:30px;height:30px;border-radius:50%;background:var(--brand-soft);color:var(--brand);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.step h3{font-size:15.5px;margin:12px 0 6px;font-weight:700}
.step p{font-size:13.5px;color:var(--ink2)}
@media(max-width:820px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.steps{grid-template-columns:1fr 1fr;gap:10px}.step{padding:16px 14px}}

/* ---------- filters (Airbnb pill bar) ---------- */
.filterbar{position:sticky;top:64px;z-index:40;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:12px 0}
@media(max-width:820px){.filterbar{top:58px}}
.filters{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:2px}
.filters::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;border:1.5px solid var(--line);background:#fff;border-radius:var(--r-pill);padding:8px 15px;font-size:13.5px;font-weight:600;color:var(--ink2);transition:all .12s}
.chip:hover{border-color:var(--ink3)}
.chip.on{background:var(--ink);border-color:var(--ink);color:#fff}
.chip.on-brand{background:var(--brand);border-color:var(--brand);color:#fff}
.fdivider{flex:0 0 auto;width:1px;background:var(--line);margin:4px 4px}
.searchwrap{margin-top:10px}
.search{width:100%;max-width:520px;border:1.5px solid var(--line);border-radius:var(--r-pill);padding:11px 18px;font-size:14.5px;font-family:inherit;background:#fff;box-shadow:var(--shadow)}
.search:focus{outline:none;border-color:var(--brand)}
.rescount{font-size:13.5px;color:var(--ink3);margin:14px 0 2px}

/* ---------- course cards ---------- */
.cat-h{margin:30px 0 4px;font-family:var(--f-display);font-size:19px;font-weight:800;display:flex;align-items:center;gap:10px}
.cat-h::after{content:"";flex:1;height:1px;background:var(--line)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px;margin-top:16px}
@media(max-width:480px){.grid{grid-template-columns:1fr;gap:14px}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;display:flex;flex-direction:column;gap:10px;transition:transform .16s ease, box-shadow .16s ease, border-color .16s;position:relative}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:transparent}
.tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{border-radius:var(--r-pill);font-size:11.5px;font-weight:700;padding:4px 10px;letter-spacing:.02em}
.tag-state{background:#EDF2FF;color:#3B5BDB}
.tag-free{background:var(--free-bg);color:var(--free)}
.tag-subsidised{background:var(--sub-bg);color:var(--sub)}
.tag-fee{background:var(--fee-bg);color:var(--fee)}
.tag-oversea{background:var(--ovs-bg);color:var(--ovs)}
.card .code{font-size:11.5px;color:var(--ink3);font-weight:600;letter-spacing:.04em}
.card h3{font-size:16.5px;font-weight:750;line-height:1.4}
.card h3 a::after{content:"";position:absolute;inset:0}
.card .price{font-weight:800;font-size:14.5px;color:var(--ink)}
.card .price.p-free{color:var(--free)}
.meta{display:grid;grid-template-columns:1fr 1fr;gap:6px 14px;font-size:12.8px;color:var(--ink2);border-top:1px dashed var(--line);padding-top:10px}
.meta div b{color:var(--ink3);font-weight:600;display:block;font-size:11px;letter-spacing:.03em}
.card-cta{display:flex;gap:8px;margin-top:auto;padding-top:6px;position:relative;z-index:1}
.card-cta .btn{flex:1;padding:9px 10px;font-size:13.5px}

/* ---------- course detail ---------- */
.crumbs{font-size:13px;color:var(--ink3);padding:18px 0 0}
.crumbs a:hover{color:var(--brand)}
.detail{display:grid;grid-template-columns:1fr 380px;gap:36px;padding:16px 0 60px;align-items:start}
@media(max-width:920px){.detail{grid-template-columns:1fr;gap:22px}}
.d-head h1{font-family:var(--f-display);font-size:clamp(22px,3.6vw,32px);font-weight:800;line-height:1.28;letter-spacing:-.015em;margin-top:8px}
.d-head .code{color:var(--ink3);font-weight:600;font-size:13px;letter-spacing:.05em}
.factgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
@media(max-width:560px){.factgrid{grid-template-columns:1fr}}
.fact{background:var(--bg-soft);border-radius:var(--r-md);padding:13px 15px}
.fact b{display:block;font-size:11.5px;color:var(--ink3);letter-spacing:.05em;font-weight:700;margin-bottom:3px}
.fact span{font-size:14px;font-weight:600}
.d-sec{margin-top:30px}
.d-sec h2{font-family:var(--f-display);font-size:19px;font-weight:800;margin-bottom:10px}
.d-sec p{color:var(--ink2)}
.notice{margin-top:26px;background:var(--brand-soft);border:1px solid #FFD9DF;border-radius:var(--r-md);padding:14px 16px;font-size:13px;color:#9F1239}

/* enquiry card — the booking-widget signature */
.ecard{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-lift);padding:22px;z-index:2}
@media(max-width:920px){.ecard{position:static}}
.ecard .p-line{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.ecard .p-line .amount{font-family:var(--f-display);font-size:20px;font-weight:800}
.ecard .p-line .amount.p-free{color:var(--free)}
.ecard .p-sub{font-size:12.5px;color:var(--ink3);margin-top:2px}
.ecard .startrow{display:flex;gap:10px;margin:14px 0 4px}
.srow{flex:1;border:1.5px solid var(--line);border-radius:var(--r-md);padding:9px 12px}
.srow b{display:block;font-size:10.5px;letter-spacing:.06em;color:var(--ink3);font-weight:700}
.srow span{font-size:13px;font-weight:600}
.form{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.form label{font-size:12.5px;font-weight:700;color:var(--ink2)}
.form input,.form select,.form textarea{width:100%;border:1.5px solid var(--line);border-radius:var(--r-md);padding:11px 13px;font-size:14px;font-family:inherit;background:#fff}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--brand)}
.form textarea{min-height:76px;resize:vertical}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.form .btn{width:100%;padding:13px;font-size:15px;margin-top:4px}
.form .fineprint{font-size:11.5px;color:var(--ink3);text-align:center}
.form .ok{display:none;background:var(--free-bg);color:var(--free);border-radius:var(--r-md);padding:12px;font-size:13.5px;font-weight:600;text-align:center}
.form .err{display:none;background:#FEF2F2;color:#B91C1C;border-radius:var(--r-md);padding:12px;font-size:13px;text-align:center}
.altcontact{margin-top:14px;border-top:1px dashed var(--line);padding-top:12px;font-size:13px;color:var(--ink2);text-align:center}
.altcontact b{color:var(--ink)}

/* ---------- eligibility quiz ---------- */
.quiz{max-width:640px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:28px;margin-top:26px}
.q-step{display:none}
.q-step.on{display:block}
.q-step h3{font-family:var(--f-display);font-size:20px;font-weight:800;margin-bottom:16px}
.q-opts{display:flex;flex-direction:column;gap:10px}
.q-opt{border:1.5px solid var(--line);border-radius:var(--r-md);padding:14px 16px;text-align:left;background:#fff;font-size:15px;font-weight:600;transition:all .12s;width:100%}
.q-opt:hover{border-color:var(--brand);background:var(--brand-soft)}
.q-progress{height:5px;background:var(--bg-soft);border-radius:99px;margin-bottom:22px;overflow:hidden}
.q-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-dark));border-radius:99px;transition:width .3s ease}
.q-result{display:none;text-align:center}
.q-result.on{display:block}
.q-result .big{font-size:44px}
.q-result h3{font-family:var(--f-display);font-size:22px;font-weight:800;margin:8px 0 10px}
.q-result p{color:var(--ink2);max-width:460px;margin:0 auto 18px}
.q-back{margin-top:16px;font-size:13px;color:var(--ink3);background:none;border:none;text-decoration:underline}

/* ---------- footer / contact strip ---------- */
.cta-strip{margin-top:60px;background:#1E2129;color:#fff;padding:46px 0 40px}
.cta-strip h2{font-family:var(--f-display);font-size:clamp(20px,3vw,27px);font-weight:800}
.cta-strip p{color:#AAB0BF;margin-top:8px;max-width:520px}
.cta-grid{display:grid;grid-template-columns:1fr 420px;gap:40px;align-items:start}
@media(max-width:860px){.cta-grid{grid-template-columns:1fr}}
.contact-list{margin-top:22px;display:flex;flex-direction:column;gap:0;font-size:14px}
.contact-list .row{display:flex;gap:16px;padding:11px 0;border-bottom:1px solid #33374233}
.contact-list .row b{color:var(--brand);min-width:64px;font-weight:700}
.cta-form{background:#fff;border-radius:var(--r-lg);padding:24px;color:var(--ink);box-shadow:var(--shadow-lift)}
.cta-form h3{font-family:var(--f-display);font-size:17px;font-weight:800;margin-bottom:12px}
.ft{border-top:1px solid #333742;background:#1E2129;color:#8A90A0;font-size:12.5px}
.ft .container{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:18px 20px}
.ft a{color:#C6CBD6}
.smallprint{font-size:11.5px;color:var(--ink3);padding:26px 0 40px;max-width:820px}

@media (prefers-reduced-motion: reduce){
  *{transition:none!important;animation:none!important}
}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* ---------- illustrations ---------- */
.card-img{margin:-18px -18px 6px;border-radius:var(--r-lg) var(--r-lg) 0 0;overflow:hidden;aspect-ratio:16/7;background:var(--bg-soft)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-img img{transform:scale(1.04)}
.d-banner{border-radius:var(--r-lg);overflow:hidden;margin-top:18px;aspect-ratio:16/6;box-shadow:var(--shadow)}
.d-banner img{width:100%;height:100%;object-fit:cover}
.hero-stage{position:relative;isolation:isolate;overflow:hidden;aspect-ratio:16/9;min-height:520px;border-radius:30px;box-shadow:var(--shadow-lift);background:#fff}
.hero-bg{position:absolute;z-index:-2;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.hero-copy{width:49%;min-height:100%;display:flex;flex-direction:column;justify-content:center;padding:clamp(34px,5vw,72px)}
@media(max-width:860px){
  .hero{padding-top:24px}
  .hero-stage{aspect-ratio:auto;min-height:650px}
  .hero-stage::after{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.94) 46%,rgba(255,255,255,.18) 72%,rgba(255,255,255,0) 100%)}
  .hero-bg{object-position:68% center}
  .hero-copy{width:100%;min-height:auto;padding:34px 26px 300px}
}
@media(max-width:480px){
  .hero-stage{min-height:610px;border-radius:22px}
  .hero-copy{padding:28px 20px 270px}
  .hero-copy h1{font-size:30px}
}