:root {
  --ink: #202426;
  --muted: #746e68;
  --bg: #ffffff;
  --soft: #f7f4ef;
  --card: #ffffff;
  --line: #ddd7cf;
  --copper: #a2663d;
  --champagne: #c6a875;
  --dark: #17191b;
  --danger: #922f2a;
  --success: #276749;
  --radius: 10px;
  --shadow: 0 18px 52px rgba(32, 36, 38, 0.08);
  color: var(--ink);
  background: var(--bg);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); line-height: 1.55; }
img { max-width: 100%; }
a { color: var(--copper); text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; }
button, a { touch-action: manipulation; }

.skip { position: absolute; left: -9999px; top: 8px; z-index: 99; background: #fff; padding: 12px; }
.skip:focus { left: 8px; }

header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--line);
}
.brand { display: block; width: 258px; line-height: 0; text-decoration: none; }
.brand picture, .brand img { display: block; width: 100%; height: auto; }
header nav { display: flex; align-items: center; gap: 28px; }
header nav a { color: var(--muted); font-size: 0.94rem; font-weight: 650; text-decoration: none; }
header nav a:hover { color: var(--ink); }
.nav-toggle { display: none; border: 1px solid var(--line); border-radius: 6px; background: #fff; padding: 9px 12px; color: var(--ink); }

.demo-banner { background: #5f4425; color: #fff7e7; padding: 7px 16px; text-align: center; font-size: 0.76rem; font-weight: 800; letter-spacing: 0.08em; }
.admin header { top: 31px; }

main { width: min(1180px, calc(100% - 40px)); min-height: calc(100vh - 260px); margin: 0 auto; padding: 54px 0 82px; }
footer {
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  padding: 48px max(24px, calc((100vw - 1180px) / 2));
  background: var(--dark);
  color: #f7f4ef;
}
.footer-brand { max-width: 470px; }
.footer-brand img { display: block; width: min(410px, 100%); height: auto; }
.footer-brand p { margin: 18px 0 0; color: #bdb4aa; }
footer nav { display: grid; gap: 9px; }
footer nav a { color: #f7f4ef; text-decoration: none; }
footer nav a:hover { color: var(--champagne); }

h1, h2, h3 { margin-top: 0; line-height: 1.08; letter-spacing: -0.035em; }
.eyebrow { margin: 0; color: var(--copper); font-size: 0.74rem; font-weight: 850; letter-spacing: 0.11em; text-transform: uppercase; }
.hero h1, .catalog-intro h1, .course-hero h1, .form-intro h1, .legal-page h1, .contact-intro h1 {
  margin: 0.18em 0;
  font-size: clamp(2.45rem, 5.6vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.hero { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(290px, 0.65fr); gap: 64px; align-items: center; padding: 58px 0 92px; }
.hero > div > p, .catalog-intro p, .form-intro p, .contact-intro p { max-width: 720px; color: var(--muted); font-size: 1.16rem; }
.hero aside { padding: 34px; border-radius: var(--radius); background: var(--dark); color: #fff; box-shadow: var(--shadow); }
.hero aside strong { font-size: 1.35rem; }
.hero aside p { color: #d5cec6; }
.hero aside a { color: var(--champagne); }
.hero-search { display: flex; gap: 10px; margin-top: 32px; }
.hero-search input { flex: 1; min-width: 0; }

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 6px;
  background: var(--ink);
  color: #fff;
  padding: 11px 19px;
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { background: var(--copper); border-color: var(--copper); }
.btn.ghost { border-color: var(--line); background: #fff; color: var(--ink); }
.btn.ghost:hover { border-color: var(--copper); color: var(--copper); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible { outline: 3px solid #247ca5; outline-offset: 3px; }
.text-link { color: var(--copper); font-weight: 700; text-decoration: none; }

.section-head, .admin-title { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin: 18px 0 26px; }
.section-head h2, .admin-title h1 { margin: 7px 0; font-size: clamp(1.8rem, 3vw, 2.8rem); }

.course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.course-card, .panel, .login-card, .success-card, .steps article { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); }
.course-card { min-width: 0; display: flex; flex-direction: column; overflow: hidden; }
.course-media, .course-card-media { display: block; aspect-ratio: 1; overflow: hidden; background: var(--soft); }
.course-card-media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 240ms ease; }
.course-card:hover .course-card-media img { transform: scale(1.018); }
.course-card-body { min-height: 330px; display: flex; flex: 1; flex-direction: column; padding: 24px; }
.course-card h2 { margin: 10px 0; font-size: 1.3rem; line-height: 1.22; }
.course-card h2 a { color: var(--ink); text-decoration: none; }
.course-card p { flex: 1; color: var(--muted); }
.meta, .actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.meta { margin-top: 10px; padding-top: 16px; border-top: 1px solid var(--line); }
.actions { margin-top: 18px; }

.filters { display: grid; grid-template-columns: 2fr 1fr 1fr auto; align-items: end; gap: 14px; margin: 30px 0; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--soft); }
.filters label, .request-form label, .login-card label, .panel label, .inline-filter label, .contact-form label { display: grid; gap: 7px; font-size: 0.88rem; font-weight: 700; }
input, select, textarea { width: 100%; border: 1px solid #bbb5ae; border-radius: 6px; background: #fff; color: var(--ink); padding: 12px; }
textarea { resize: vertical; }
.result-count { margin: 30px 0; color: var(--muted); }
.empty { grid-column: 1 / -1; padding: 60px; border: 1px dashed #aaa29a; border-radius: var(--radius); background: var(--soft); text-align: center; }
.back { display: inline-block; margin-bottom: 28px; }

.course-hero { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(380px, 1.1fr); gap: 54px; align-items: center; }
.course-hero > div > p { max-width: 650px; color: var(--muted); font-size: 1.1rem; }
.course-figure { margin: 0; overflow: hidden; border-radius: var(--radius); background: var(--soft); }
.course-figure img { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; }
.course-figure figcaption { padding: 10px 14px; background: var(--soft); color: var(--muted); font-size: 0.78rem; text-align: right; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.chips span, .status { border: 1px solid var(--line); border-radius: 999px; background: var(--soft); padding: 5px 10px; font-size: 0.8rem; font-weight: 750; text-transform: capitalize; }
.detail-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(290px, 0.7fr); gap: 32px; margin-top: 54px; }
.detail-grid article > h2 { margin-top: 40px; }
.detail-grid article > h2:first-child { margin-top: 0; }
.panel { padding: 28px; }
.course-price { align-self: start; display: grid; gap: 14px; position: sticky; top: 112px; }
.course-price > strong { color: var(--copper); font-size: 2.3rem; }
.course-price h2 { margin: 18px 0 0; }
.syllabus { display: grid; gap: 12px; padding: 0; list-style: none; }
.syllabus li { display: flex; gap: 16px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--soft); }
.syllabus li > span { width: 34px; height: 34px; flex: 0 0 34px; display: grid; place-items: center; border-radius: 50%; background: var(--copper); color: #fff; font-weight: 850; }
.syllabus p { margin: 4px 0; color: var(--muted); }
dl { display: grid; grid-template-columns: minmax(110px, 1fr) minmax(0, 1.35fr); gap: 11px 16px; margin: 0; }
dt { color: var(--muted); font-weight: 700; }
dd { margin: 0; }

.request-form { max-width: 920px; display: grid; gap: 22px; }
.request-form h2 { margin-top: 0; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.check { display: flex !important; align-items: start; gap: 10px !important; margin: 14px 0; }
.check input { width: auto; margin-top: 5px; }
.hp-field { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }

.contact-intro { max-width: 760px; margin-bottom: 36px; }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(330px, 0.85fr); gap: 28px; align-items: start; }
.contact-form { display: grid; gap: 18px; }
.contact-aside { display: grid; gap: 20px; }
.address-block { padding: 30px; border-radius: var(--radius); background: var(--dark); color: #fff; }
.address-block h2 { margin: 12px 0 18px; font-size: 1.8rem; }
.address-block address { color: #e3ddd6; font-style: normal; }
.coordinates { margin-bottom: 0; color: var(--champagne); font-weight: 700; }
.map-consent { display: grid; gap: 12px; }
.map-slot { min-height: 310px; display: grid; place-items: center; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--soft); }
.map-slot p { max-width: 290px; margin: 0; padding: 28px; color: var(--muted); text-align: center; }
.map-slot iframe { width: 100%; height: 360px; border: 0; }

.legal-page { max-width: 860px; }
.legal-page h1 { margin-bottom: 52px; }
.legal-page h2 { margin: 42px 0 12px; font-size: 1.45rem; }
.legal-page h3 { margin: 25px 0 8px; font-size: 1.05rem; }
.legal-page p, .legal-page li { color: #4f5354; font-size: 1.04rem; }
.legal-page li + li { margin-top: 7px; }
.legal-data { margin: 24px 0; padding: 24px; border-left: 3px solid var(--copper); background: var(--soft); }

.success-card, .login-card { max-width: 660px; margin: 30px auto; padding: 50px; text-align: center; }
.login-card form { display: grid; gap: 16px; text-align: left; }
.success-icon { width: 66px; height: 66px; display: grid; place-items: center; margin: 0 auto 18px; border-radius: 50%; background: #e2f1e8; color: var(--success); font-size: 2rem; font-weight: 900; }
.flash { margin-bottom: 18px; padding: 14px 18px; border: 1px solid #c9ded1; border-radius: 6px; background: #eaf3ed; }
.flash.error { border-color: #e8bbb8; background: #f9e8e6; color: #772923; }
.flash ul { margin-bottom: 0; }

.kpis { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin: 24px 0; }
.kpis article { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.kpis span { display: block; color: var(--muted); font-size: 0.83rem; }
.kpis strong { display: block; margin-top: 8px; font-size: 1.75rem; letter-spacing: -0.04em; }
.demo-notice { display: flex; align-items: center; gap: 16px; padding: 15px 18px; border: 1px solid #d8bd82; border-radius: 6px; background: #fff7e4; }
.demo-notice strong { font-size: 0.78rem; letter-spacing: 0.08em; }
.dashboard-grid, .settings-grid { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: 20px; margin-top: 20px; }
.settings-grid { grid-template-columns: repeat(3, 1fr); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px 12px; border-bottom: 1px solid var(--line); text-align: left; }
th { color: var(--muted); font-size: 0.77rem; letter-spacing: 0.07em; text-transform: uppercase; }
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.bar { width: var(--w); min-width: 4px; height: 8px; border-radius: 999px; background: var(--copper); }
.activity { margin: 0; padding: 0; list-style: none; }
.activity li { display: flex; align-items: center; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.activity small { display: block; color: var(--muted); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: #6d8992; }
.dot.warning { background: var(--champagne); }
.dot.success { background: #4b8a65; }
.status.new { background: #fff1c9; }
.status.accepted { background: #e2f1e8; }
.status.rejected { background: #f9e5e3; }
.request-items { padding: 0; list-style: none; }
.request-items li { display: flex; justify-content: space-between; gap: 15px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.request-items span { color: var(--muted); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.steps article { padding: 25px; }
.steps article > span { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; background: var(--copper); color: #fff; font-weight: 900; }
.notice { margin-top: 24px; padding: 18px; border-left: 4px solid var(--copper); background: var(--soft); }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.basket-row { display: grid; grid-template-columns: 1fr 150px auto; gap: 14px; align-items: end; padding: 14px 0; border-bottom: 1px solid var(--line); }
.basket-row small { display: block; color: var(--muted); }
.admin-form, .pricing-form { display: grid; gap: 16px; }
.admin-form .wide { grid-column: 1 / -1; }
.form-actions { display: flex; gap: 10px; }
.course-card small, td small { display: block; color: var(--muted); }
.margin-card { display: flex; flex-direction: column; justify-content: center; padding: 15px; border-radius: 6px; background: var(--soft); }
.margin-card span { color: var(--muted); font-size: 0.8rem; }
.margin-card strong { font-size: 1.6rem; }

@media (max-width: 900px) {
  .course-grid { grid-template-columns: repeat(2, 1fr); }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .settings-grid { grid-template-columns: 1fr; }
  .filters { grid-template-columns: 1fr 1fr; }
  .hero, .course-hero, .contact-layout { grid-template-columns: 1fr; }
  .hero { padding-top: 28px; }
  .dashboard-grid, .detail-grid { grid-template-columns: 1fr; }
  .course-price { position: static; }
  .steps { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  header { min-height: 72px; flex-wrap: wrap; padding: 13px 20px; }
  .admin header { top: 46px; }
  .brand { width: 80px; }
  .nav-toggle { display: block; }
  header nav { width: 100%; display: none; flex-direction: column; align-items: stretch; gap: 0; padding-top: 12px; }
  header nav.open { display: flex; }
  header nav a { padding: 12px 0; border-top: 1px solid var(--line); }
  main { width: min(100% - 28px, 1180px); padding-top: 32px; }
  .hero-search { flex-direction: column; }
  .course-grid, .form-grid, .filters, .kpis { grid-template-columns: 1fr; }
  .actions, .meta { align-items: stretch; }
  .actions { flex-direction: column; }
  .section-head, .admin-title, .demo-notice, footer { align-items: flex-start; flex-direction: column; }
  .course-card-body { min-height: 0; padding: 20px; }
  .hero h1, .catalog-intro h1, .course-hero h1, .legal-page h1, .contact-intro h1 { font-size: 2.6rem; }
  .success-card, .login-card { padding: 28px; }
  .request-items li { flex-direction: column; }
  .demo-banner { font-size: 0.68rem; }
  .filters .btn { width: 100%; }
  .basket-row { grid-template-columns: 1fr; }
  .legal-page h1 { margin-bottom: 38px; }
  .legal-data { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}