/* ArtSchool demo — общий стиль для всех страниц */
:root{
  --clay:#B5563A; --clay-deep:#8F4028; --clay-tint:#F3DED2;
  --ink:#2A231D; --ink-60:#6B6058; --ink-40:#9B9086;
  --paper:#FBF6EE; --card:#FFFFFF; --line:#E9DFD0;
  --gold:#C99A3E; --gold-deep:#A87C29;
  --sage:#5E7A5B; --sage-tint:#E4EAE0;
  --danger:#B23B2E; --danger-tint:#F7E2DE;
  --r:14px; --r-lg:22px;
  --shadow:0 1px 2px rgba(42,35,29,.05),0 8px 28px rgba(42,35,29,.08);
  --shadow-lg:0 16px 50px rgba(42,35,29,.20);
  --font-d:'Fraunces',serif; --font-b:'Manrope',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);color:var(--ink);background:var(--paper);line-height:1.55;font-size:15px;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:4px}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.num{font-variant-numeric:tabular-nums}

/* ── Demo banner ─────────────────────── */
.demo-banner{background:var(--clay-deep);color:#F6E6DD;font-size:12.5px;text-align:center;padding:7px 16px}
.demo-banner b{color:#fff}

/* ── Header ──────────────────────────── */
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:60}
.header .container{display:flex;align-items:center;gap:24px;padding:14px 20px;min-height:64px}
.logo{font-family:var(--font-d);font-weight:600;font-size:23px;letter-spacing:-.3px;color:var(--clay-deep);display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--clay),var(--gold));display:grid;place-items:center;color:#fff;font-family:var(--font-d);font-weight:600;font-size:17px}
.nav-main{display:flex;gap:22px;margin-left:8px}
.nav-main a{font-size:14px;font-weight:600;color:var(--ink-60);transition:color .2s}
.nav-main a:hover,.nav-main a.active{color:var(--clay-deep)}
.header-cta{margin-left:auto;background:var(--clay);color:#fff;font-weight:700;font-size:13.5px;padding:11px 20px;border-radius:11px;transition:background .2s}
.header-cta:hover{background:var(--clay-deep)}
@media(max-width:720px){.nav-main{display:none}}

/* ── Breadcrumbs ─────────────────────── */
.crumbs{padding:16px 0 0;font-size:13px;color:var(--ink-40)}
.crumbs a{color:var(--ink-60);font-weight:600}
.crumbs a:hover{color:var(--clay-deep)}

/* ── Hero (catalog) ──────────────────── */
.hero{padding:30px 0 6px}
.hero-box{background:linear-gradient(120deg,var(--clay-deep) 0%,var(--clay) 60%,#C9683F 100%);border-radius:var(--r-lg);color:#fff;padding:44px 40px;position:relative;overflow:hidden}
.hero-box::after{content:"";position:absolute;right:-70px;top:-70px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(201,154,62,.35),transparent 68%)}
.hero-box .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:#F3D9A3;margin-bottom:14px}
.hero-box .eyebrow::before{content:"";width:24px;height:2px;background:#F3D9A3}
.hero-box h1{font-family:var(--font-d);font-weight:600;font-size:clamp(26px,3.4vw,40px);max-width:600px;line-height:1.16}
.hero-box p{margin:14px 0 0;color:#F3E2D3;max-width:480px;font-size:15px}
.hero-stats{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap}
.hero-stats b{display:block;font-family:var(--font-d);font-size:24px}
.hero-stats span{font-size:12.5px;color:#F0DCC9}

/* ── Toolbar / filters ───────────────── */
.toolbar{display:flex;gap:12px;align-items:center;margin:26px 0 18px;flex-wrap:wrap}
.field{position:relative}
.field select,.field input{background:var(--card);border:1.5px solid var(--line);border-radius:11px;padding:10px 14px;font-size:13.5px;font-weight:600;color:var(--ink)}
.field select{appearance:none;padding-right:32px;cursor:pointer}
.field.select-wrap::after{content:"";position:absolute;right:12px;top:50%;width:8px;height:8px;border-right:2px solid var(--ink-40);border-bottom:2px solid var(--ink-40);transform:translateY(-65%) rotate(45deg);pointer-events:none}
.search-field{flex:1;min-width:220px;display:flex;align-items:center;background:var(--card);border:1.5px solid var(--line);border-radius:11px;padding:0 6px 0 14px;height:42px}
.search-field:focus-within{border-color:var(--clay)}
.search-field svg{color:var(--ink-40);flex-shrink:0}
.search-field input{border:none;flex:1;height:100%;padding:0 8px}
.search-field input:focus{outline:none}
.result-count{font-size:13px;color:var(--ink-40);font-weight:600;margin-left:auto}
.reset-btn{font-size:13px;font-weight:700;color:var(--clay-deep);white-space:nowrap}

/* ── Course grid ─────────────────────── */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:6px 0 40px}
@media(max-width:940px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card-thumb{height:140px;display:flex;align-items:center;justify-content:center;font-family:var(--font-d);font-size:34px;color:#fff;font-weight:600;position:relative}
.card-thumb .lvl{position:absolute;top:10px;left:10px;background:rgba(255,255,255,.92);color:var(--ink);font-size:11px;font-weight:800;padding:4px 9px;border-radius:8px;letter-spacing:.02em}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-dir{font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--clay-deep)}
.card h3{font-family:var(--font-d);font-size:18px;font-weight:600;line-height:1.28}
.card .teacher{font-size:13px;color:var(--ink-60)}
.card .teacher b{font-weight:700;color:var(--ink)}
.card-meta{display:flex;gap:14px;font-size:12.5px;color:var(--ink-40);margin-top:2px}
.card-meta span{display:flex;align-items:center;gap:5px}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:10px;border-top:1px solid var(--line)}
.price{font-family:var(--font-d);font-size:18px;font-weight:600;color:var(--ink)}
.price span{font-family:var(--font-b);font-size:12px;color:var(--ink-40);font-weight:600}
.card-cta{font-size:13px;font-weight:700;color:var(--clay-deep)}
.empty-state{grid-column:1/-1;text-align:center;padding:60px 20px;color:var(--ink-40)}
.empty-state b{display:block;color:var(--ink);font-size:16px;margin-bottom:6px}
.grid-cols-2{grid-template-columns:repeat(2,1fr);padding:0}
@media(max-width:560px){.grid-cols-2{grid-template-columns:1fr}}
.teacher-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(max-width:680px){.teacher-grid{grid-template-columns:1fr}}

/* ── thumb color rotation ─────────────── */
.t0{background:linear-gradient(135deg,var(--clay),#D98A5E)}
.t1{background:linear-gradient(135deg,var(--sage),#7FA07A)}
.t2{background:linear-gradient(135deg,var(--gold-deep),var(--gold))}
.t3{background:linear-gradient(135deg,#5C6FA0,#8A9BD1)}
.t4{background:linear-gradient(135deg,var(--clay-deep),#B5563A)}

/* ── Course / teacher detail ─────────── */
.detail{padding:20px 0 60px}
.detail-grid{display:grid;grid-template-columns:1.7fr 1fr;gap:34px;align-items:start}
@media(max-width:900px){.detail-grid{grid-template-columns:1fr}}
.detail-hero{border-radius:var(--r-lg);padding:38px 34px;color:#fff;margin-bottom:24px;position:relative;overflow:hidden}
.detail-hero .lvl-badge{display:inline-block;background:rgba(255,255,255,.92);color:var(--ink);font-size:11.5px;font-weight:800;padding:5px 11px;border-radius:8px;margin-bottom:14px}
.detail-hero h1{font-family:var(--font-d);font-weight:600;font-size:clamp(24px,3vw,34px);max-width:620px}
.detail-hero .dir{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;opacity:.85;margin-bottom:8px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 26px;margin-bottom:20px}
.panel h2{font-family:var(--font-d);font-size:19px;font-weight:600;margin-bottom:14px}
.panel ul.checks{display:flex;flex-direction:column;gap:10px}
.panel ul.checks li{display:flex;gap:10px;font-size:14.5px;align-items:flex-start}
.panel ul.checks li::before{content:"✓";flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--sage-tint);color:var(--sage);display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:1px}

.module{border-bottom:1px solid var(--line)}
.module:last-child{border-bottom:none}
.module-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 2px;cursor:pointer}
.module-head .m-left{display:flex;gap:12px;align-items:center}
.module-num{width:28px;height:28px;border-radius:9px;background:var(--clay-tint);color:var(--clay-deep);font-weight:800;font-size:12.5px;display:grid;place-items:center;flex-shrink:0}
.module-head b{font-size:14.5px;font-weight:700}
.module-head .m-week{font-size:12px;color:var(--ink-40);font-weight:600}
.module-head .chev{width:10px;height:10px;border-right:2px solid var(--ink-40);border-bottom:2px solid var(--ink-40);transform:rotate(45deg);transition:transform .2s;flex-shrink:0}
.module.open .module-head .chev{transform:rotate(-135deg)}
.module-body{max-height:0;overflow:hidden;transition:max-height .25s ease}
.module.open .module-body{max-height:200px}
.module-body p{padding:0 2px 16px 40px;font-size:13.5px;color:var(--ink-60)}

.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;position:sticky;top:90px}
.side-price{display:flex;align-items:baseline;gap:8px;margin-bottom:14px}
.side-price b{font-family:var(--font-d);font-size:28px}
.side-price span{font-size:12.5px;color:var(--ink-40);font-weight:600}
.side-list{display:flex;flex-direction:column;gap:9px;margin:16px 0 18px;font-size:13.5px;color:var(--ink-60)}
.side-list div{display:flex;justify-content:space-between}
.side-list b{color:var(--ink);font-weight:700}
.btn-primary{display:block;text-align:center;width:100%;background:var(--clay);color:#fff;font-weight:800;font-size:14.5px;padding:14px;border-radius:12px;transition:background .2s}
.btn-primary:hover{background:var(--clay-deep)}
.side-note{font-size:12px;color:var(--ink-40);text-align:center;margin-top:10px}

.teacher-card{display:flex;gap:16px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 20px}
.avatar{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;color:#fff;font-family:var(--font-d);font-weight:600;font-size:20px;flex-shrink:0}
.teacher-card .t-info b{display:block;font-size:15.5px}
.teacher-card .t-info span{font-size:12.5px;color:var(--ink-60)}
.teacher-card .t-link{margin-left:auto;font-size:13px;font-weight:700;color:var(--clay-deep);white-space:nowrap}

/* teacher page */
.t-hero{display:flex;gap:26px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 32px;margin-bottom:22px;flex-wrap:wrap}
.avatar-lg{width:96px;height:96px;border-radius:50%;display:grid;place-items:center;color:#fff;font-family:var(--font-d);font-weight:600;font-size:32px;flex-shrink:0}
.t-hero h1{font-family:var(--font-d);font-size:26px;font-weight:600}
.t-hero .role{font-size:13.5px;color:var(--clay-deep);font-weight:700;margin:4px 0 8px}
.t-hero .bio{font-size:14px;color:var(--ink-60);max-width:560px}
.t-stats{display:flex;gap:22px;margin-left:auto}
.t-stats div{text-align:center}
.t-stats b{display:block;font-family:var(--font-d);font-size:22px}
.t-stats span{font-size:11.5px;color:var(--ink-40)}
.portfolio-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:700px){.portfolio-grid{grid-template-columns:repeat(2,1fr)}}
.p-tile{aspect-ratio:1;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--font-d);font-size:13px;font-weight:600;text-align:center;padding:10px}

/* ── Signup form ──────────────────────── */
.form-wrap{max-width:560px;margin:0 auto;padding:36px 0 70px}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px 30px;box-shadow:var(--shadow)}
.form-card h1{font-family:var(--font-d);font-size:25px;font-weight:600;margin-bottom:6px}
.form-card .sub{font-size:13.5px;color:var(--ink-60);margin-bottom:22px}
.f-group{margin-bottom:16px}
.f-group label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-60);margin-bottom:6px}
.f-group input,.f-group select{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:11px 13px;font-size:14px;background:var(--paper)}
.f-group input:focus,.f-group select:focus{outline:none;border-color:var(--clay)}
.f-group.err input,.f-group.err select{border-color:var(--danger);background:var(--danger-tint)}
.f-err{display:none;font-size:12px;color:var(--danger);margin-top:5px;font-weight:600}
.f-group.err .f-err{display:block}
.f-submit{width:100%;background:var(--clay);color:#fff;font-weight:800;font-size:14.5px;padding:14px;border-radius:12px;margin-top:6px;transition:background .2s}
.f-submit:hover{background:var(--clay-deep)}
.f-success{display:none;text-align:center;padding:20px 4px 4px}
.f-success.show{display:block}
.f-success .check{width:52px;height:52px;border-radius:50%;background:var(--sage-tint);color:var(--sage);display:grid;place-items:center;margin:0 auto 14px;font-size:24px;font-weight:800}
.f-success h2{font-family:var(--font-d);font-size:20px;margin-bottom:8px}
.f-success p{font-size:13.5px;color:var(--ink-60)}
.form-card.hidden-form{display:none}

/* ── Footer ───────────────────────────── */
.footer{border-top:1px solid var(--line);padding:26px 0;margin-top:20px}
.footer .container{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-40)}
.footer a{font-weight:700;color:var(--ink-60)}