:root {
  --ink: #e8fbff;
  --muted: #9ec8d4;
  --deep: #021820;
  --pool: #043544;
  --aqua: #3df0e0;
  --aqua-dim: #1aabb0;
  --lane: #ffe566;
  --glass: rgba(8, 48, 62, 0.55);
  --line: rgba(61, 240, 224, 0.18);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  color: var(--ink);
  font: 16px/1.6 Manrope, system-ui, sans-serif;
  background: var(--deep);
  overflow-x: hidden;
}

.water-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(61, 240, 224, 0.18), transparent 55%),
    radial-gradient(900px 500px at 90% 20%, rgba(14, 165, 233, 0.16), transparent 50%),
    linear-gradient(180deg, #01141c 0%, #032833 40%, #021820 100%);
}

h1, h2, .logo, .kicker, .num, .stats strong {
  font-family: Syne, Manrope, sans-serif;
}

a { color: var(--aqua); }

.top {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(2, 24, 32, 0.72);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.04em;
  text-decoration: none;
  color: #fff;
  font-size: 18px;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, #fff, transparent 40%),
    conic-gradient(from 200deg, var(--aqua), #0ea5e9, var(--aqua));
  box-shadow: 0 0 16px rgba(61, 240, 224, 0.5);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav a:hover { color: var(--aqua); }

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: #fff;
  font: 700 13px/1 Manrope, system-ui, sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

.nav-scrim { display: none; }

.phone {
  font-weight: 800;
  text-decoration: none;
  color: #fff;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

main { max-width: 1160px; margin: 0 auto; padding: 0 20px 80px; min-width: 0; }

section {
  padding: 64px 0 8px;
  scroll-margin-top: 80px;
}

.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 100px 0 48px;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 28px 40px;
  align-items: end;
  min-width: 0;
}

.hero-photo {
  position: relative;
  min-height: 340px;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(8, 48, 62, 0.45);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

.hero-photo img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
}

.hero-photo-empty {
  min-height: 340px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background:
    linear-gradient(180deg, rgba(61, 240, 224, 0.08), transparent 55%),
    repeating-linear-gradient(
      135deg,
      transparent 0 14px,
      rgba(255, 255, 255, 0.03) 14px 15px
    );
}

.hero-lanes {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      105deg,
      transparent 0 42px,
      rgba(180, 255, 255, 0.04) 42px 44px
    ),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 118px,
      rgba(255, 229, 102, 0.16) 118px,
      rgba(255, 229, 102, 0.16) 121px
    );
  mask-image: linear-gradient(180deg, transparent, #000 18%, #000 78%, transparent);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 14px;
  background: repeating-linear-gradient(
    90deg,
    #ef4444 0 28px,
    #fff 28px 56px
  );
  opacity: 0.85;
  pointer-events: none;
}

.hero-caustic {
  position: absolute;
  inset: -20% -10% 10%;
  background:
    radial-gradient(40% 30% at 20% 40%, rgba(61, 240, 224, 0.28), transparent 60%),
    radial-gradient(35% 28% at 70% 30%, rgba(14, 165, 233, 0.32), transparent 62%),
    radial-gradient(28% 22% at 50% 70%, rgba(255, 255, 255, 0.12), transparent 70%);
  filter: blur(8px);
  animation: drift 14s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes drift {
  from { transform: translate3d(-3%, 0, 0) scale(1); }
  to { transform: translate3d(4%, 4%, 0) scale(1.08); }
}

.eyebrow, .kicker {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 12px;
  font-weight: 800;
  color: var(--aqua);
  margin: 0 0 12px;
}

.hero h1 {
  position: relative;
  font-size: clamp(56px, 12vw, 118px);
  letter-spacing: -0.06em;
  line-height: 0.82;
  margin: 0;
  color: #fff;
  text-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.lead {
  position: relative;
  font-size: 28px;
  font-weight: 600;
  color: var(--aqua);
  margin: 18px 0 12px;
}

.hero-copy {
  position: relative;
  max-width: 36rem;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions, .socials {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 48px 0 0;
}

.stats li {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px 14px;
  backdrop-filter: blur(12px);
}

.stats strong {
  display: block;
  font-size: 28px;
  letter-spacing: -0.04em;
}

.stats span { color: var(--muted); font-size: 13px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #6ff7ea, var(--aqua));
  color: #032028;
  text-decoration: none;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(61, 240, 224, 0.25);
}

.btn.ghost {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: none;
}

.btn.small { padding: 10px 16px; font-size: 14px; }

.wave {
  margin: 0 -20px;
  line-height: 0;
  color: #064152;
}

.wave svg { width: 100%; height: 72px; display: block; fill: currentColor; }

.band {
  background:
    linear-gradient(180deg, #064152, #04303c);
  margin: 0 -20px;
  padding: 56px 20px 64px;
}

.band h2, .band p { max-width: 40rem; margin-left: auto; margin-right: auto; text-align: center; }
.band .kicker { text-align: center; }

h2 {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.04em;
  margin: 0 0 18px;
  color: #fff;
}

h3 { margin: 0 0 8px; font-size: 18px; color: #fff; }
.sub { color: var(--muted); margin: -8px 0 24px; }

.panel {
  background: rgba(6, 65, 82, 0.45);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 8px 16px 20px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.25);
  min-width: 0;
  max-width: 100%;
}

.cards, .price-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.cards article, .price-grid article, .faq details, .lead-form {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 20px;
  backdrop-filter: blur(14px);
}

.coaches article { position: relative; overflow: hidden; padding-top: 28px; text-align: center; }
.coaches .coach-pic {
  width: min(100%, 200px);
  aspect-ratio: 1;
  height: auto;
  object-fit: cover;
  border-radius: 50%;
  margin: 0 auto 16px;
  display: block;
  background: #012028;
  border: 2px solid rgba(61, 240, 224, 0.35);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
}
.coaches .coach-pic-empty {
  background:
    radial-gradient(circle at 50% 38%, rgba(61, 240, 224, 0.2), transparent 42%),
    linear-gradient(180deg, #043544, #012028);
  box-shadow: inset 0 0 0 1px rgba(61, 240, 224, 0.12);
}
.coaches .coach-pic-empty::after {
  content: "фото";
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.coaches .lane {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--aqua), #0ea5e9, var(--lane));
}
.coaches article:nth-child(2n) .lane { background: linear-gradient(90deg, var(--lane), var(--aqua)); }
.coaches article:nth-child(3n) .lane { background: linear-gradient(90deg, #0ea5e9, #fff); }
.coaches p, .why p, .faq p { color: var(--muted); margin: 0; }

.why article { min-height: 180px; }
.num {
  display: block;
  color: var(--aqua);
  font-size: 13px;
  letter-spacing: 0.16em;
  margin-bottom: 10px;
}

.price-grid ul { list-style: none; padding: 0; margin: 0 0 18px; }
.price-grid li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}
.price-grid strong { color: var(--aqua); font-weight: 800; }
.price-grid .featured {
  border-color: rgba(61, 240, 224, 0.45);
  box-shadow: 0 0 0 1px rgba(61, 240, 224, 0.2), 0 20px 50px rgba(61, 240, 224, 0.08);
}

.quote {
  font-family: Syne, sans-serif;
  font-size: 22px;
  text-align: center;
  margin: 36px 0 0;
  color: var(--aqua);
}

.faq details { margin-bottom: 10px; }
.faq summary {
  cursor: pointer;
  font-weight: 750;
  color: #fff;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  float: right;
  color: var(--aqua);
  font-size: 20px;
  line-height: 1;
}
.faq details[open] summary::after { content: "–"; }
.faq p { margin: 12px 0 0; }

.reviews-frame {
  width: 100%;
  height: 420px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #012028;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.contact-lines { font-size: 18px; }
.contact-lines a { color: #fff; text-decoration: none; font-weight: 750; }

.socials a {
  text-decoration: none;
  color: #032028;
  background: var(--aqua);
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 800;
  font-size: 13px;
}

.lead-form { display: grid; gap: 12px; }
.lead-form label { display: grid; gap: 6px; font-size: 13px; font-weight: 700; color: var(--muted); }
.lead-form input, .lead-form select, .lead-form textarea {
  font: inherit;
  color: #fff;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(2, 24, 32, 0.55);
}

.lead-consent {
  display: flex !important;
  flex-direction: row !important;
  align-items: flex-start;
  gap: 10px;
  font-weight: 500 !important;
  color: var(--muted);
}
.lead-consent input { margin-top: 4px; width: auto; }
.lead-consent a { color: var(--aqua); }

.foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px 28px;
  padding: 28px;
  color: var(--muted);
  font-size: 13px;
  border-top: 1px solid var(--line);
}
.foot div { display: grid; gap: 4px; }
.foot strong { color: var(--ink); font-weight: 700; }
.foot-links { display: flex; flex-wrap: wrap; gap: 12px 18px; }
.foot-links a { color: var(--muted); }

.legal-doc {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}
.legal-doc h1 { font-size: 32px; margin: 0 0 16px; }
.legal-doc h2 { font-size: 20px; margin: 28px 0 10px; }
.legal-doc p, .legal-doc li { color: var(--muted); }
.legal-doc ul { padding-left: 1.2em; }
.legal-note { font-size: 13px; margin-top: 28px; }

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .nav {
    display: none;
    position: fixed;
    top: 64px;
    left: 12px;
    right: 12px;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    background: rgba(2, 24, 32, 0.96);
    border: 1px solid var(--line);
    border-radius: 18px;
    z-index: 40;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  }
  .nav a { padding: 12px 10px; }
  .top.nav-open .nav { display: flex; }
  .nav-scrim {
    position: fixed;
    inset: 0;
    z-index: 35;
    background: rgba(0, 8, 12, 0.55);
  }
  .top.nav-open .nav-scrim:not([hidden]) { display: block; }
  .stats { grid-template-columns: 1fr 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 48px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-photo,
  .hero-photo img,
  .hero-photo-empty { min-height: 220px; }
  .phone { font-size: 13px; padding: 8px 10px; }
}