/* =====================================================
   Капсулум — Unified Light Design 2026 (v9)
   Mobile-first, без !important-войн, без render-blocking @import.
   ===================================================== */

/* ── 1. Design tokens ─────────────────────────────── */
:root {
  /* Палитра */
  --teal:        #0c9e7c;
  --teal-light:  #13c49a;
  --teal-dark:   #097a61;
  --teal-darker: #054d3b;
  --teal-bg:     #e6f7f2;
  --teal-bg2:    #d0efea;
  --teal-glow:   rgba(12, 158, 124, .28);

  --ink:    #0d2b1e;
  --ink-2:  #233f33;
  --ink-3:  #4b6a5d;       /* чуть темнее предыдущего #5a7d6e — лучше AA-контраст */
  --border: #c8e6da;
  --border-soft: #e1efe7;
  --surface: #ffffff;
  --bg:      #f0faf6;
  --bg-tint: #e7f4ec;

  /* Радиусы */
  --radius-xl:   28px;
  --radius-lg:   18px;
  --radius-md:   12px;
  --radius-sm:   8px;
  --radius-pill: 999px;

  /* Тени — мягкие пастельные */
  --shadow-sm:    0 2px 10px rgba(12,158,124,.07), 0 1px 3px rgba(12,158,124,.05);
  --shadow-card:  0 8px 32px rgba(12,100,80,.10), 0 2px 8px rgba(12,100,80,.06);
  --shadow-hover: 0 22px 56px rgba(12,100,80,.16), 0 4px 12px rgba(12,100,80,.08);

  /* Контейнер и шрифты */
  --container: 1160px;
  --font-head: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: "Inter",  system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Анимации */
  --ease: cubic-bezier(.4, 0, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --t-fast: .18s;
  --t-med:  .28s;
  --t-slow: .55s;

  --header-h: 78px;
}

/* ── 2. Reset ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  line-height: 1.65;
  overflow-x: hidden;
  min-width: 320px;
  background-color: var(--bg);
}

a   { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
svg { display: block; }

::selection { background: var(--teal-glow); color: var(--ink); }

/* ── 3. Глобальный фон — Aurora gradient mesh (чистый CSS, 0 КБ) ──
   Никаких растровых картинок: 4 мягких мятных пятна сливаются в
   спокойную «зарю». Бесконечное разрешение, мгновенная загрузка,
   совместимо с iOS Safari (без background-attachment: fixed). */
.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-color: #f0faf6;
  background-image:
    radial-gradient(50% 40% at 10% 10%, rgba(127, 230, 200, .70), transparent 60%),
    radial-gradient(45% 35% at 90% 25%, rgba(189, 251, 227, .75), transparent 60%),
    radial-gradient(50% 45% at 10% 95%, rgba( 30, 192, 150, .35), transparent 60%),
    radial-gradient(48% 40% at 92% 90%, rgba( 13, 196, 154, .35), transparent 60%);
}
/* Мягкий внутренний свет в центре — чтобы текст всегда читался */
.page-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 50% at 50% 50%, rgba(255, 255, 255, .55), transparent 75%);
}
/* Тонкий шум поверх — снимает «искусственность» градиента,
   делает фон похожим на бумагу/фактуру (data-URI, ничего не грузим). */
.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' seed='3'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .35 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  opacity: .4;
  mix-blend-mode: multiply;
}

/* ── 4. Скип-ссылка для клавиатуры ──────────────── */
.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  padding: 10px 16px;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  border-radius: 0 0 var(--radius-md) 0;
  transform: translateY(-110%);
  transition: transform var(--t-med) var(--ease);
  z-index: 200;
}
.skip-link:focus { transform: translateY(0); }

/* ── 5. Прогресс-бар прокрутки ───────────────────── */
.scroll-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  z-index: 110;
  background: transparent;
  pointer-events: none;
}
.scroll-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--teal-light), var(--teal), var(--teal-dark));
  will-change: transform;
  transition: transform .12s linear;
}

/* ── 6. Layout ───────────────────────────────────── */
.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

/* ── 7. Header ───────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(240, 250, 246, .82);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid transparent;
  transition: background var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease),
              box-shadow var(--t-med) var(--ease);
}
.site-header.is-scrolled {
  background: rgba(240, 250, 246, .94);
  border-bottom-color: rgba(200, 230, 218, .8);
  box-shadow: 0 6px 24px rgba(12, 158, 124, .08);
}
.header-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-h);
}
.brand { display: inline-flex; align-items: center; flex-shrink: 0; }
.brand-logo {
  width: clamp(200px, 22vw, 310px);
  height: auto;
  transition: transform var(--t-med) var(--ease);
}
.brand:hover .brand-logo { transform: scale(1.02); }

.nav { display: flex; align-items: center; gap: 2px; }
.nav a {
  position: relative;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-2);
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  transition: background var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}
/* Тонкая анимированная подложка под линком на hover */
.nav a:hover,
.nav a:focus-visible {
  color: var(--teal-dark);
  background: var(--teal-bg);
  outline: none;
}

/* ── 8. Eyebrow ──────────────────────────────────── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--teal);
}
.eyebrow::before {
  content: "";
  display: block;
  width: 22px;
  height: 2px;
  background: linear-gradient(90deg, var(--teal-light), var(--teal));
  border-radius: 2px;
  flex-shrink: 0;
}

/* ── 9. Typography ───────────────────────────────── */
h1, h2, h3 {
  font-family: var(--font-head);
  color: var(--ink);
  letter-spacing: -.025em;
  line-height: 1.12;
  text-wrap: balance;
}
h1 {
  font-size: clamp(34px, 4.6vw, 58px);
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1.08;
  /* Тонкий градиент на заголовке для глубины */
  background: linear-gradient(180deg, var(--ink) 0%, #14503c 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
h2 {
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 20px;
}
h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 10px;
}
p {
  font-size: 16.5px;
  color: var(--ink-2);
  line-height: 1.75;
  margin-bottom: 14px;
}
p:last-child { margin-bottom: 0; }
.lead {
  font-size: clamp(16px, 1.5vw, 18px);
  color: var(--ink-3);
  line-height: 1.8;
  max-width: 58ch;
  margin-top: 22px;
  text-wrap: pretty;
}

/* ── 10. HERO ────────────────────────────────────── */
.hero {
  padding: clamp(56px, 7vw, 96px) 0 clamp(56px, 7vw, 90px);
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}
.hero-content { min-width: 0; }

/* Buttons */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 52px;
  padding: 0 30px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  white-space: nowrap;
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t-med) var(--ease),
              background var(--t-med) var(--ease);
  will-change: transform;
}
.button:hover { transform: translateY(-2px); }
.button:active { transform: translateY(0); transition-duration: .05s; }

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--teal-light) 0%, var(--teal) 60%, var(--teal-dark) 100%);
  background-size: 200% 100%;
  background-position: 0% 0%;
  box-shadow: 0 8px 22px rgba(12, 158, 124, .32);
}
.button.primary:hover {
  background-position: 100% 0%;
  box-shadow: 0 14px 34px rgba(12, 158, 124, .42);
}
.button.secondary {
  color: var(--teal-dark);
  background: var(--surface);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.button.secondary:hover {
  background: var(--teal-bg);
  border-color: var(--teal);
  box-shadow: 0 8px 22px rgba(12, 158, 124, .16);
}

/* Support card — slight glass effect */
.support-card {
  background: rgba(255, 255, 255, .82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(200, 230, 218, .85);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: 30px;
  justify-self: center;
  width: 100%;
}
.support-head { text-align: center; margin-bottom: 18px; }
.support-head span {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  background: var(--teal-bg);
  color: var(--teal-dark);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .03em;
  border: 1px solid var(--teal-bg2);
}
.logos-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.logo-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 140px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
  transition: transform var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease),
              box-shadow var(--t-med) var(--ease);
}
.logo-panel:hover {
  transform: translateY(-2px);
  border-color: var(--teal-bg2);
  box-shadow: var(--shadow-sm);
}
.logo-panel img { width: 100%; max-height: 112px; object-fit: contain; }
.logo-panel:nth-child(2) img { max-height: 130px; }
.support-card > p {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.65;
  text-align: center;
}

/* ── 11. SECTIONS ────────────────────────────────── */
.section {
  padding: clamp(56px, 9vw, 100px) 0;
  position: relative;
}

/* Subtle section divider — тонкая линия */
.section + .section::before {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 80%);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.two-column {
  display: grid;
  grid-template-columns: 1fr minmax(0, .9fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.reverse { grid-template-columns: minmax(0, .85fr) 1fr; }
.section-heading { margin-bottom: 40px; }
.section-heading.compact h2 { margin-bottom: 0; }

/* ── 12. Image cards ─────────────────────────────── */
.image-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  justify-self: center;
  width: 100%;
  transition: transform var(--t-med) var(--ease),
              box-shadow var(--t-med) var(--ease);
}
.image-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.image-card img { width: 100%; height: 100%; object-fit: contain; display: block; }
.about-image-card {
  max-width: 520px;
  aspect-ratio: 4 / 3;
  padding: 20px;
  background: linear-gradient(135deg, #eef8f4, #e8f3fb);
}
.about-image-card img { border-radius: var(--radius-lg); }
.effect-image-card {
  max-width: 480px;
  aspect-ratio: 1 / 1;
  padding: 20px;
  background: linear-gradient(135deg, #e9f7f2, #edf2fb);
}
.effect-image-card img { border-radius: var(--radius-lg); }

/* ── 13. Tech cards ──────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 1.6vw, 24px);
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: clamp(24px, 2.4vw, 34px) clamp(20px, 2.2vw, 28px);
  position: relative;
  overflow: hidden;
  transition: transform var(--t-med) cubic-bezier(.34, 1.56, .64, 1),
              box-shadow var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease);
}
/* Цветная полоска сверху появляется при наведении */
.card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal-light), var(--teal));
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--t-med) var(--ease-out);
}
/* Тонкий световой sheen — диагональный градиент-блик внутри карточки */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(closest-side at var(--mx, 50%) var(--my, 50%),
              rgba(19, 196, 154, .12), transparent 70%);
  opacity: 0;
  transition: opacity var(--t-med) var(--ease);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(19, 196, 154, .35);
}
.card:hover::after  { transform: scaleX(1); }
.card:hover::before { opacity: 1; }

.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--teal-bg);
  color: var(--teal-dark);
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 20px;
  border: 1px solid var(--teal-bg2);
}
.card p { font-size: 15.5px; color: var(--ink-3); }

/* ── 14. Check list ──────────────────────────────── */
.check-list { list-style: none; margin-top: 20px; }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 14px 0;
  font-size: 16.5px;
  color: var(--ink-2);
  line-height: 1.65;
  border-bottom: 1px solid var(--border-soft);
}
.check-list li:last-child { border-bottom: none; }
.check-list li::before {
  content: "";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 22'%3E%3Ccircle cx='11' cy='11' r='11' fill='%230c9e7c'/%3E%3Cpath d='M6 11.5l3.5 3.5 6.5-7' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
  background-size: cover;
}

/* ── 15. Contacts ────────────────────────────────── */
.contact-section { padding-top: 40px; padding-bottom: 80px; }
.contact-card {
  max-width: 860px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: auto 1fr;
  overflow: hidden;
}
.contact-title {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: linear-gradient(160deg, var(--teal) 0%, var(--teal-dark) 100%);
  min-width: 180px;
}
.contact-title h2 {
  margin-bottom: 0;
  font-size: clamp(22px, 2.5vw, 32px);
  color: #fff;
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
}
.contact-list {
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.contact-list p {
  font-size: 15.5px;
  margin-bottom: 0;
  padding: 13px 0;
  border-bottom: 1px solid var(--border-soft);
  color: var(--ink-2);
}
.contact-list p:first-child { padding-top: 0; }
.contact-list p:last-child  { padding-bottom: 0; border-bottom: none; }
.contact-list strong { color: var(--ink); }
.contact-list a {
  color: var(--teal);
  font-weight: 700;
  border-bottom: 1px solid rgba(12, 158, 124, .35);
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}
.contact-list a:hover {
  color: var(--teal-dark);
  border-color: var(--teal-dark);
}

/* ── 16. Footer ──────────────────────────────────── */
.site-footer {
  background: linear-gradient(135deg, #083d28 0%, #0a3048 100%);
  padding: 36px 0;
  border-top: 1px solid rgba(255, 255, 255, .06);
}
.footer-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 28px;
  align-items: center;
}
.footer-grid p { font-size: 13px; line-height: 1.6; color: rgba(255, 255, 255, .65); }
.footer-grid p:first-child {
  font-weight: 800;
  font-size: 14.5px;
  color: #ffffff;
  white-space: nowrap;
}

/* ── 17. Reveal-on-scroll анимации ──────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--t-slow) var(--ease-out),
              transform var(--t-slow) var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* Лёгкий стаггер: один элемент позже соседа */
[data-reveal-delay="1"] { transition-delay: .08s; }
[data-reveal-delay="2"] { transition-delay: .16s; }
[data-reveal-delay="3"] { transition-delay: .24s; }

/* ── 18. Accessibility ──────────────────────────── */
:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ── 19. Responsive ─────────────────────────────── */
/* Планшет */
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; }
  .two-column,
  .reverse   { grid-template-columns: 1fr; }
  .support-card { max-width: 600px; }
  .about-image-card,
  .effect-image-card { max-width: 560px; width: 100%; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Мобила */
@media (max-width: 768px) {
  .container { width: calc(100% - 28px); }
  .section  { padding: 56px 0; }
  .hero     { padding: 48px 0 56px; }

  .header-grid {
    flex-direction: column;
    align-items: flex-start;
    min-height: auto;
    padding: 14px 0;
    gap: 12px;
  }
  .nav { flex-wrap: wrap; gap: 6px; width: 100%; }
  .nav a {
    font-size: 13px;
    padding: 7px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
  }

  h1 { font-size: clamp(30px, 8vw, 40px); }
  h2 { font-size: clamp(24px, 6.4vw, 34px); }

  .cards-grid  { grid-template-columns: 1fr; gap: 14px; }
  .logos-row   { grid-template-columns: 1fr; }
  .card,
  .support-card { padding: 22px 18px; }
  .logo-panel   { min-height: 120px; }

  .contact-card  { grid-template-columns: 1fr; }
  .contact-title { padding: 24px 22px; }
  .contact-list  { padding: 22px; }
  .footer-grid   { grid-template-columns: 1fr; gap: 8px; }
  .footer-grid p:first-child { white-space: normal; }
}

@media (max-width: 420px) {
  .hero-actions { flex-direction: column; }
  .button       { width: 100%; }
}

/* ── 20. Print ──────────────────────────────────── */
@media print {
  .page-bg, .scroll-progress, .site-header, .site-footer, .hero-actions { display: none !important; }
  body { background: #fff; color: #000; }
  .card, .image-card, .contact-card, .support-card {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
  a::after { content: " (" attr(href) ")"; font-size: 11px; color: #666; }
}