/* ===== h3llra1ze — videography ===== */

@view-transition { navigation: auto; } /* плавный переход между страницами (Chrome/Edge/Safari 18+) */

:root {
  --bg: #000;
  --fg: #fff;
  --muted: rgba(255, 255, 255, 0.55);
  --line: rgba(255, 255, 255, 0.28);
  --line-strong: rgba(255, 255, 255, 0.6);
  --glass: rgba(255, 255, 255, 0.035);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --gutter: clamp(16px, 4vw, 48px);
  --radius: 18px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100svh;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Montserrat', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
img, video { display: block; max-width: 100%; }
:focus-visible { outline: 1.5px solid var(--fg); outline-offset: 3px; }

/* ===== Появление ===== */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  filter: blur(6px);
  animation: reveal 1.1s var(--ease) forwards;
  animation-delay: calc(var(--d, 0) * 120ms + 150ms);
}
@keyframes reveal { to { opacity: 1; transform: none; filter: blur(0); } }
[data-d="1"] { --d: 1; }
[data-d="2"] { --d: 2; }
[data-d="3"] { --d: 3; }

/* ===== Главная ===== */
#stars { position: fixed; inset: 0; z-index: 0; display: block; }

.hero {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px var(--gutter);
  padding-bottom: calc(24px + env(safe-area-inset-bottom));
  text-align: center;
}

.logo {
  margin: 0;
  font-weight: 400;
  font-size: clamp(3.2rem, 15vw, 7rem);
  letter-spacing: -0.01em;
  line-height: 1;
  text-shadow: 0 0 28px rgba(255, 255, 255, 0.18);
}
.tagline {
  margin: 1.1rem 0 0;
  font-weight: 300;
  font-size: clamp(0.95rem, 3.6vw, 1.25rem);
  letter-spacing: 0.55em;
  margin-right: -0.55em; /* компенсация трекинга, чтобы текст был по центру */
  color: var(--muted);
}

.actions {
  display: grid;
  gap: 18px;
  width: min(100%, 420px);
  margin-top: clamp(48px, 9vh, 80px);
}

/* Кнопка-пилюля */
.pill {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 64px;
  padding: 0 64px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: border-color .5s var(--ease), box-shadow .5s var(--ease), transform .5s var(--ease), background .5s var(--ease);
}
.pill__icon {
  position: absolute;
  right: 26px;
  width: 24px;
  height: 24px;
  transition: transform .5s var(--ease);
}
.pill--glow {
  border-color: var(--line-strong);
  box-shadow: 0 0 22px rgba(255, 255, 255, 0.12), inset 0 0 18px rgba(255, 255, 255, 0.05);
}
@media (hover: hover) {
  .pill:hover {
    border-color: rgba(255, 255, 255, 0.85);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 32px rgba(255, 255, 255, 0.2), inset 0 0 22px rgba(255, 255, 255, 0.07);
  }
  .pill:hover .pill__icon { transform: translateX(4px); }
}
.pill:active { transform: scale(0.97); }

/* ===== Projects ===== */
.page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--gutter) calc(64px + env(safe-area-inset-bottom));
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 calc(var(--gutter) * -1);
  padding: calc(14px + env(safe-area-inset-top)) var(--gutter) 14px;
  background: rgba(0, 0, 0, 0.72);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  backdrop-filter: saturate(160%) blur(18px);
}
.brand { font-size: 1.15rem; font-weight: 500; letter-spacing: -0.01em; display: inline-flex; align-items: center; gap: 10px; }
.brand svg { width: 18px; height: 18px; opacity: .7; transition: transform .4s var(--ease); }
@media (hover: hover) { .brand:hover svg { transform: translateX(-3px); } }
.icon-btn {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  transition: border-color .3s;
}
.icon-btn svg { width: 20px; height: 20px; }
@media (hover: hover) { .icon-btn:hover { border-color: var(--line-strong); } }

.page-title {
  margin: clamp(20px, 5vh, 48px) 0 22px;
  font-weight: 400;
  font-size: clamp(2.2rem, 9vw, 4rem);
  letter-spacing: -0.02em;
  line-height: 1;
}

/* Сегментированный переключатель категорий */
.tabs {
  position: relative;
  display: inline-grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  margin-bottom: clamp(24px, 4vh, 40px);
  max-width: 100%;
}
.tabs__indicator {
  position: absolute;
  top: 4px; bottom: 4px; left: 0;
  border-radius: 999px;
  background: #fff;
  transition: transform .5s var(--ease), width .5s var(--ease);
  will-change: transform;
}
.tab {
  position: relative;
  z-index: 1;
  padding: 10px clamp(14px, 4vw, 26px);
  border-radius: 999px;
  font-size: clamp(0.85rem, 3.4vw, 0.95rem);
  font-weight: 500;
  white-space: nowrap;
  color: var(--muted);
  transition: color .4s var(--ease);
}
.tab[aria-selected="true"] { color: #000; }
/* На телефоне переключатель во всю ширину — влезает даже на 320 px */
@media (max-width: 599px) {
  .tabs { display: grid; grid-template-columns: 1fr 1.5fr 1fr; width: 100%; }
  .tab { padding: 10px 8px; }
}
@media (hover: hover) { .tab:not([aria-selected="true"]):hover { color: var(--fg); } }

/* Сетка: вертикальные карточки занимают 1 колонку, горизонтальные — 2 */
.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-flow: dense;
  gap: clamp(10px, 2vw, 20px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.grid.is-leaving { opacity: 0; transform: translateY(8px); }
@media (min-width: 768px)  { .grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1200px) { .grid { grid-template-columns: repeat(6, 1fr); } }

.card { grid-column: span 1; }
.card--h { grid-column: span 2; }
/* Если в категории только горизонтальные — на мобиле по одной в ряд, на ПК по две */
.grid--h .card--h { grid-column: 1 / -1; }
@media (min-width: 768px)  { .grid--h .card--h { grid-column: span 2; } }
@media (min-width: 1200px) { .grid--h .card--h { grid-column: span 3; } }

.card {
  opacity: 0;
  transform: translateY(16px);
  animation: reveal .8s var(--ease) forwards;
  animation-delay: calc(var(--i, 0) * 60ms);
  filter: none;
}
.card__btn { display: block; width: 100%; text-align: left; }
.card__media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: #0d0d0d;
  aspect-ratio: 9 / 16;
  isolation: isolate;
}
.card--h .card__media { aspect-ratio: 16 / 9; }
.card__media img,
.card__media video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease), opacity .6s var(--ease);
}
.card__media img { opacity: 0; }
.card__media img.is-loaded { opacity: 1; }
.card__media video { opacity: 0; }
.card__media video.is-playing { opacity: 1; }
.card__media::after { /* мягкий градиент снизу под подпись */
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.55), transparent 45%);
  pointer-events: none;
}
.card__play {
  position: absolute;
  z-index: 2;
  right: 12px; bottom: 12px;
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.25);
  transition: transform .5s var(--ease), background .5s var(--ease);
}
.card__play svg { width: 14px; height: 14px; margin-left: 2px; }
.card__meta { padding: 10px 2px 0; }
.card__title { margin: 0; font-size: .95rem; font-weight: 500; line-height: 1.3; }
.card__sub { margin: 3px 0 0; font-size: .8rem; color: var(--muted); }

@media (hover: hover) {
  .card__btn:hover img, .card__btn:hover video { transform: scale(1.04); }
  .card__btn:hover .card__play { transform: scale(1.1); background: rgba(255,255,255,.25); }
}
.card__btn:active .card__media { transform: scale(.985); transition: transform .2s; }

.empty { color: var(--muted); padding: 40px 0; grid-column: 1 / -1; }

/* ===== Полноэкранный плеер ===== */
.player {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--fg);
  overflow: hidden;
}
.player::backdrop { background: rgba(0, 0, 0, 0); transition: background .4s var(--ease); }
.player[open]::backdrop { background: rgba(0, 0, 0, .96); }
.player__stage {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: calc(64px + env(safe-area-inset-top)) 12px calc(24px + env(safe-area-inset-bottom));
  background: #000;
  opacity: 0;
  transform: scale(.97);
  transition: opacity .4s var(--ease), transform .5s var(--ease);
}
.player.is-open .player__stage { opacity: 1; transform: none; }
.player__frame {
  position: relative;
  width: 100%;
  max-width: 100%;
  max-height: 100%;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
}
.player__frame video,
.player__frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #000;
}
.player__close {
  position: absolute;
  z-index: 3;
  top: calc(14px + env(safe-area-inset-top));
  right: 14px;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.player__close svg { width: 18px; height: 18px; }
.player__caption {
  position: absolute;
  z-index: 3;
  top: calc(14px + env(safe-area-inset-top));
  left: 18px;
  right: 76px;
  height: 44px;
  display: flex; flex-direction: column; justify-content: center;
}
.player__caption strong { font-weight: 500; font-size: .95rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player__caption span { font-size: .78rem; color: var(--muted); }

body.no-scroll { overflow: hidden; }

/* ===== Доступность ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0ms !important; transition-duration: .01ms !important; }
}
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }