/* ============================================================
   Кох64 — лендинг полировки гелькоута
   Палитра: глубокий navy + аква + янтарь
   ============================================================ */

:root {
  --navy-900: #07141d;
  --navy-800: #0a1a26;
  --navy-700: #0f2534;
  --navy-600: #143244;
  --line: rgba(255, 255, 255, .1);
  --text: #e9f2f5;
  --muted: #9db4bf;
  --aqua: #22c1c3;
  --aqua-dark: #0f8f93;
  --amber: #ffb703;
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 18px 40px rgba(0, 0, 0, .28);
  --container: 1160px;
  --font: "Manrope", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--navy-800);
  color: var(--text);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

a { color: var(--aqua); text-decoration: none; }
a:hover { color: #7bdfe0; }

h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.02em; }

h1 { font-size: clamp(2rem, 4.4vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.3rem); font-weight: 800; }
h3 { font-size: 1.15rem; font-weight: 700; }

p { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.container-narrow { max-width: 820px; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--aqua);
  color: var(--navy-900);
  padding: 10px 16px;
  z-index: 999;
  border-radius: 0 0 8px 0;
  font-weight: 700;
}
.skip-link:focus { left: 0; }

/* ---------- кнопки ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
  text-align: center;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary { background: var(--amber); color: #22190a; }
.btn-primary:hover { background: #ffc633; color: #22190a; }

.btn-ghost {
  border-color: rgba(255, 255, 255, .25);
  color: var(--text);
  background: rgba(255, 255, 255, .04);
}
.btn-ghost:hover { border-color: var(--aqua); color: var(--aqua); }

.btn-outline {
  border-color: rgba(34, 193, 195, .5);
  color: var(--aqua);
  background: transparent;
}
.btn-outline:hover { border-color: var(--aqua); background: rgba(34, 193, 195, .1); color: #7bdfe0; }

.btn-sm { padding: 10px 20px; font-size: .9rem; }
.btn-block { width: 100%; }

/* ---------- шапка ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 20, 29, .86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 72px;
}

.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--text); }
.logo:hover { color: var(--text); }
.logo-mark { width: 38px; height: 38px; border-radius: 10px; }
.logo-text { font-weight: 800; letter-spacing: .06em; font-size: 1.05rem; }
.logo-text em { color: var(--aqua); font-style: normal; }

.nav {
  display: flex;
  gap: 22px;
  margin-left: auto;
  font-size: .93rem;
}
.nav a { color: var(--muted); }
.nav a:hover { color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 14px; }
.header-phone {
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  font-size: .95rem;
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  padding: 0 10px;
}
.burger span { display: block; height: 2px; background: var(--text); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */

.hero {
  padding: 64px 0 40px;
  background:
    radial-gradient(900px 420px at 78% 8%, rgba(34, 193, 195, .16), transparent 62%),
    radial-gradient(700px 420px at 10% 100%, rgba(255, 183, 3, .07), transparent 60%),
    var(--navy-800);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--aqua);
}

.hero h1 .accent { color: var(--aqua); }

.lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 34em;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 26px 0 28px; }

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.chips li {
  font-size: .82rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, .03);
}
.chips li::before { content: "✓"; color: var(--aqua); margin-right: 8px; font-weight: 800; }

.hero-art svg {
  width: 100%;
  border-radius: 22px;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

/* ---------- секции ---------- */

.section { padding: 76px 0; }
.section-alt { background: var(--navy-900); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.section-lead { color: var(--muted); max-width: 46em; margin-bottom: 34px; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.card {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .015));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  transition: border-color .2s ease, transform .2s ease;
}
.card:hover { border-color: rgba(34, 193, 195, .45); transform: translateY(-2px); }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--muted); margin: 0; font-size: .96rem; }
.card-num {
  display: inline-block;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--aqua);
  margin-bottom: 12px;
}

.panel {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.panel h3 { margin-bottom: 16px; }

.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.checks li { position: relative; padding-left: 30px; color: var(--muted); font-size: .96rem; }
.checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .28em;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(34, 193, 195, .16);
  border: 1px solid rgba(34, 193, 195, .5);
}
.checks li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: .55em;
  width: 8px;
  height: 4px;
  border-left: 2px solid var(--aqua);
  border-bottom: 2px solid var(--aqua);
  transform: rotate(-45deg);
}

.note {
  margin-top: 24px;
  font-size: .9rem;
  color: var(--muted);
  border-left: 3px solid var(--amber);
  padding-left: 14px;
}

/* ---------- шаги ---------- */

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  counter-reset: step;
}
.steps li {
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 22px;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(34, 193, 195, .14);
  border: 1px solid rgba(34, 193, 195, .45);
  color: var(--aqua);
  font-weight: 800;
  margin-bottom: 14px;
}
.steps h3 { font-size: 1.05rem; }
.steps p { color: var(--muted); font-size: .93rem; margin: 0; }

/* ---------- пакеты ---------- */

.packages { margin-bottom: 44px; }

.package {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
}
.package h3 { font-size: 1.2rem; }
.package-price { font-size: 1.9rem; font-weight: 800; color: var(--white); margin: 0; }
.package-sub { color: var(--muted); font-size: .88rem; margin: 2px 0 18px; }
.package .checks { margin-bottom: 24px; }
.package .btn { margin-top: auto; }

.package-featured {
  border-color: rgba(255, 183, 3, .55);
  background: linear-gradient(180deg, rgba(255, 183, 3, .1), rgba(255, 183, 3, .02));
  box-shadow: 0 20px 44px rgba(255, 183, 3, .08);
}
.package-badge {
  align-self: flex-start;
  background: var(--amber);
  color: #22190a;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* ---------- таблица цен ---------- */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .02);
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: .95rem;
}
.price-table caption {
  caption-side: top;
  text-align: left;
  padding: 18px 20px 0;
  font-weight: 700;
  color: var(--muted);
  font-size: .85rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.price-table th, .price-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}
.price-table thead th { color: var(--muted); font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; }
.price-table tbody th { color: var(--text); font-weight: 600; }
.price-table tbody td { color: var(--muted); }
.price-table tbody tr:hover td, .price-table tbody tr:hover th { background: rgba(34, 193, 195, .06); color: var(--text); }
.price-table tbody tr:last-child th, .price-table tbody tr:last-child td { border-bottom: none; }

.price-factors { margin-top: 40px; }
.price-factors h3 { margin-bottom: 16px; }
.price-factors .checks li { color: var(--muted); }
.price-factors strong { color: var(--text); }

/* ---------- калькулятор ---------- */

.calc {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 32px;
}
.calc-fields { display: grid; gap: 18px; }
.calc-result {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(180deg, rgba(34, 193, 195, .12), rgba(34, 193, 195, .03));
  border: 1px solid rgba(34, 193, 195, .35);
  border-radius: var(--radius);
  padding: 28px;
}
.calc-label { margin: 0; font-size: .82rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.calc-value { margin: 6px 0 4px; font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; color: var(--white); }
.calc-hint { margin: 0 0 20px; color: var(--muted); font-size: .88rem; }
.calc-note { margin: 14px 0 0; font-size: .78rem; color: var(--muted); }

/* ---------- форма ---------- */

.field { display: grid; gap: 7px; }
.field > span { font-size: .84rem; color: var(--muted); letter-spacing: .02em; }

input, select, textarea {
  width: 100%;
  padding: 13px 15px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(7, 20, 29, .55);
  color: var(--text);
  font: inherit;
  font-size: .97rem;
  transition: border-color .2s ease, box-shadow .2s ease;
}
input::placeholder, textarea::placeholder { color: rgba(157, 180, 191, .6); }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--aqua);
  box-shadow: 0 0 0 3px rgba(34, 193, 195, .18);
}
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 20px) 55%, calc(100% - 14px) 55%; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; }
select option { background: var(--navy-700); color: var(--text); }

.check-line { display: flex; align-items: center; gap: 10px; font-size: .95rem; color: var(--muted); }
.check-line input { width: 18px; height: 18px; accent-color: var(--aqua); padding: 0; }

/* ---------- галерея ---------- */

/* портфолио: кейсы до/после */

.cases { display: grid; gap: 26px; }

.case {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, .02);
}

.case-media { display: grid; gap: 1px; background: var(--line); align-items: start; }
.case-media-2 { grid-template-columns: repeat(2, 1fr); }
.case-media-3 { grid-template-columns: repeat(3, 1fr); }

.case-shot { position: relative; margin: 0; aspect-ratio: 3 / 4; overflow: hidden; }
.case-shot img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-body { padding: 20px 22px 22px; }
.case-body h3 { margin: 0 0 6px; font-size: 1.05rem; }
.case-body p { margin: 0; color: var(--muted); font-size: .93rem; }

@media (max-width: 620px) {
  .case-media-2 { grid-template-columns: 1fr; }
  .case-media-3 { grid-template-columns: repeat(2, 1fr); }
  .case-media-3 .case-shot:first-child { grid-column: 1 / -1; }
}

.shot-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #d8f3f5;
  background: rgba(7, 20, 29, .82);
  border: 1px solid var(--line);
  backdrop-filter: blur(4px);
}
.shot-tag-after {
  color: #06232b;
  background: var(--aqua);
  border-color: transparent;
}

/* ---------- FAQ ---------- */

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .03);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  padding: 18px 22px;
  font-weight: 700;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  color: var(--aqua);
  font-size: 1.4rem;
  line-height: 1;
  transition: transform .2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 0; padding: 0 22px 20px; color: var(--muted); }

/* ---------- контакты ---------- */

.section-cta {
  background:
    radial-gradient(700px 380px at 85% 0%, rgba(34, 193, 195, .14), transparent 60%),
    var(--navy-900);
  border-top: 1px solid var(--line);
}

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }

.contact-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.contact-list li { display: grid; gap: 2px; }
.contact-list span { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.contact-list a, .contact-list p { margin: 0; color: var(--text); font-weight: 600; }

.form {
  display: grid;
  gap: 16px;
  background: rgba(255, 255, 255, .03);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 30px;
}
.form-note { margin: 0; font-size: .78rem; color: var(--muted); }
.form-status { margin: 0; font-size: .9rem; color: var(--aqua); min-height: 1.2em; }

/* ---------- подвал ---------- */

.site-footer { padding: 48px 0 28px; background: var(--navy-900); border-top: 1px solid var(--line); }
.footer-inner { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer-sub { color: var(--muted); font-size: .88rem; margin: 12px 0 0; max-width: 30em; }
.footer-nav { display: flex; flex-direction: column; gap: 10px; font-size: .9rem; }
.footer-nav a { color: var(--muted); }
.footer-nav a:hover { color: var(--text); }
.footer-bottom {
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: .78rem;
}
.footer-bottom p { margin: 0; }

/* ---------- адаптив ---------- */

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-art { max-width: 520px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .calc { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 820px) {
  .nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--navy-900);
    border-bottom: 1px solid var(--line);
    padding: 8px 20px 16px;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 1rem; }
  .burger { display: flex; }
  .header-phone { display: none; }
  .header-actions { margin-left: auto; }
  .section { padding: 56px 0; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .grid-2, .grid-3, .steps { grid-template-columns: 1fr; }
  .hero { padding: 40px 0 28px; }
  .hero-actions .btn { width: 100%; }
  .calc, .form { padding: 22px; }
  .package-price { font-size: 1.7rem; }
  .price-table th, .price-table td { padding: 12px 14px; }
  .header-inner { gap: 12px; min-height: 64px; }
  .logo-text { font-size: .95rem; }
  .header-actions .btn { display: none; }
}

/* подсказка про горизонтальную прокрутку таблицы */
.table-hint { display: none; }
@media (max-width: 820px) {
  .table-hint {
    display: block;
    margin: 10px 2px 0;
    font-size: .8rem;
    color: var(--muted);
  }
}

/* превью-видео под первым экраном */

.showreel {
  padding: 56px 0 48px;
  background:
    radial-gradient(900px 320px at 50% 0%, rgba(34, 193, 195, .13), transparent 72%),
    var(--navy-900);
  border-bottom: 1px solid var(--line);
}

.showreel-inner { text-align: center; }
.showreel-inner .section-lead { margin-left: auto; margin-right: auto; }

.video-frame.showreel-frame {
  aspect-ratio: 9 / 16;
  max-width: 420px;
  margin: 30px auto 0;
  border-radius: 22px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.video-cover.showreel-cover {
  background:
    radial-gradient(circle at 50% 52%, rgba(7, 20, 29, .55), rgba(7, 20, 29, .15) 62%),
    linear-gradient(180deg, rgba(7, 20, 29, .28), rgba(7, 20, 29, .62)),
    url("assets/poster-polishing.jpg") center / cover no-repeat;
}

/* редкая услуга: текст + видео */

.split {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 44px;
  align-items: start;
}

.split-copy .checks { margin-top: 22px; }
.split-copy .hero-actions { margin: 26px 0 0; }

.split-media .video-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.video-note { margin: 12px 0 0; font-size: .82rem; color: var(--muted); }

@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: 26px; }
}

/* видео работ */

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
  justify-items: center;
}

.video-block {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 390px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, .02);
}

.video-block .video-frame {
  width: 100%;
  aspect-ratio: 9 / 16;
}

.video-meta { padding: 18px 20px 20px; }
.video-meta h3 { margin: 0 0 6px; font-size: 1.05rem; }
.video-meta p { margin: 0 0 10px; color: var(--muted); font-size: .92rem; }
.video-meta a { font-size: .86rem; }

@media (max-width: 900px) {
  .video-grid { grid-template-columns: 1fr; }
}

.video-frame { position: relative; aspect-ratio: 16 / 9; background: #000; }
.video-frame iframe,
.video-frame video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #000;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease;
}
.video-frame video { object-fit: contain; }

/* вертикальное видео (9:16) */

.video-frame.is-vertical {
  aspect-ratio: 9 / 16;
  max-width: 380px;
  margin: 0 auto;
}
.video-frame.is-playing iframe,
.video-frame.is-playing video { opacity: 1; visibility: visible; }
.video-frame.is-playing .video-cover { display: none; }

/* видео ещё не загружено */

.video-frame.is-unavailable .video-cover { display: none; }
.video-frame.is-unavailable::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #12303f, #0a1a26);
}
.video-unavailable {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  margin: 0;
  text-align: center;
  font-size: .92rem;
  color: var(--muted);
}
.video-unavailable a { color: var(--aqua); }

.video-cover {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 0;
  padding: 20px;
  cursor: pointer;
  color: var(--text);
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% 30%, rgba(34, 193, 195, .22), transparent 70%),
    linear-gradient(160deg, #12303f, #0a1a26);
}
.video-cover:hover .video-play-icon { border-color: var(--aqua); transform: scale(1.05); }

.video-play-icon {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .45);
  position: relative;
  transition: transform .18s ease, border-color .18s ease;
}
.video-play-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-38%, -50%);
  border-left: 24px solid var(--amber);
  border-top: 15px solid transparent;
  border-bottom: 15px solid transparent;
}

.video-cover-title { font-weight: 800; font-size: 1.1rem; letter-spacing: .02em; }
.video-cover-sub { color: var(--muted); font-size: .86rem; }

/* обложка с кадром из видео */

.video-cover.has-poster {
  background:
    linear-gradient(180deg, rgba(7, 20, 29, .18), rgba(7, 20, 29, .74)),
    var(--cover-img) center / cover no-repeat;
}

/* ---------- якоря и текстовые страницы ---------- */

section[id], main[id] { scroll-margin-top: 88px; }

.prose h1 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
.prose h2 { font-size: 1.15rem; margin-top: 34px; color: var(--text); }
.prose p, .prose li { color: var(--muted); }
.prose ul { padding-left: 20px; display: grid; gap: 6px; }
.prose .muted { color: var(--muted); font-size: .88rem; }
.prose .note { margin-top: 30px; }

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