/* ============ Даниил Евстратов — portfolio ============ */
/* Editorial / Swiss: бумага, чёрный, один красный акцент  */

:root {
  --paper: #FAF8F4;
  --ink: #111110;
  --ink-soft: #4a4844;
  --line: #dedad2;
  --red: #E63311;
  --font-display: "Inter Tight", -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --pad: clamp(20px, 5vw, 72px);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.accent { color: var(--red); }

/* ---------- topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px var(--pad);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.topbar__logo {
  font-weight: 900;
  font-size: 20px;
  letter-spacing: -0.02em;
}

.topbar__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #2fa34c;
  animation: pulse 2s infinite;
}
@keyframes pulse { 50% { opacity: 0.35; } }

.topbar__nav { display: flex; align-items: center; gap: 14px; }

.topbar__lang {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 12px;
  letter-spacing: 0.04em;
}
.topbar__lang:hover { color: var(--red); }

.lightbox__note {
  text-align: center;
  color: var(--paper);
  opacity: 0.7;
  font-size: 11px;
}

.topbar__cta {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink);
  text-decoration: none;
  border: 1.5px solid var(--ink);
  padding: 8px 16px;
  border-radius: 999px;
  transition: all .18s ease;
  white-space: nowrap;
}
.topbar__cta:hover { background: var(--red); border-color: var(--red); color: #fff; }

/* ---------- hero ---------- */
.hero {
  padding: clamp(64px, 12vh, 140px) var(--pad) 48px;
  position: relative;
}

.topbar__avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1.5px solid var(--ink);
  object-fit: cover;
  display: block;
  background: #fff;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 28px;
}

.hero__title {
  font-size: clamp(44px, 9.5vw, 128px);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.035em;
  max-width: 14ch;
}

.hero__sub {
  margin-top: 32px;
  max-width: 560px;
  font-size: clamp(17px, 2vw, 21px);
  color: var(--ink-soft);
}

.hero__cta {
  margin-top: 40px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero__seek {
  margin-top: 22px;
  color: var(--ink-soft);
  font-size: 12px;
}

/* ---------- reels strip ---------- */
.reels {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;              /* лента скроллится колесом/драгом/свайпом */
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
  background: #fff;
  cursor: grab;
}
.reels:active { cursor: grabbing; }
.reels::-webkit-scrollbar { display: none; }

.reels__track {
  display: flex;
  width: max-content;
}

.reels__set { display: flex; gap: 20px; padding-right: 20px; }

.reel {
  width: 236px;
  flex: none;
  cursor: pointer;
}

.reel__poster {
  aspect-ratio: 9 / 16;
  border-radius: 14px;
  border: 1.5px solid var(--ink);
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 10px;
  overflow: hidden;
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease;
  background: var(--paper) center / cover no-repeat;
}
.reel:hover .reel__poster {
  transform: translateY(-6px) rotate(-0.6deg);
  box-shadow: 6px 8px 0 var(--red);
}

/* постеры: Higgsfield paper-collage серия (воздух сверху — под текст хука) */
.reel__poster--1 { background-image: url("assets/posters/c1.jpg"); }
.reel__poster--2 { background-image: url("assets/posters/c2.jpg"); }
.reel__poster--3 { background-image: url("assets/posters/c3.jpg"); }
.reel__poster--4 { background-image: url("assets/posters/c4.jpg"); }
.reel__poster--5 { background-image: url("assets/posters/c5.jpg"); }
.reel__poster--6 { background-image: url("assets/posters/c6.jpg"); }
.reel__poster--7 { background-image: url("assets/posters/c7.jpg"); }

/* анимированный луп: играет при наведении, лежит под градиентом и текстом */
.reel__loop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity .35s ease;
  z-index: 0;
}
.reel:hover .reel__loop { opacity: 1; }

/* градиент-подложка сверху — читаемость хука поверх иллюстрации */
.reel__poster::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 46%;
  background: linear-gradient(to bottom, rgba(250,248,244,0.94) 30%, rgba(250,248,244,0));
  pointer-events: none;
}
.reel__num, .reel__hook { position: relative; }

.reel__num {
  font-size: 15px;
  color: var(--red);
}

.reel__hook {
  font-size: 19px;
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.015em;
}

.reel__meta {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--ink-soft);
}

.reel__play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-size: 9px;
}

/* ---------- numbers ---------- */
.numbers { padding: clamp(56px, 10vh, 110px) var(--pad); }

.numbers__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.num {
  background: var(--paper);
  padding: clamp(24px, 3.4vw, 44px);
}

.num__value {
  font-size: clamp(36px, 5.4vw, 72px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
}

.num__label {
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
  text-transform: none;
  letter-spacing: 0.01em;
}

.numbers__source {
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 11px;
  text-transform: none;
  letter-spacing: 0.01em;
  max-width: 640px;
}

/* ---------- cases ---------- */
.section-title {
  font-size: clamp(34px, 6vw, 72px);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: clamp(28px, 4vh, 52px);
}

.cases { padding: 0 var(--pad) clamp(56px, 10vh, 110px); }

.case {
  border-top: 1px solid var(--ink);
  padding: 30px 0 42px;
  position: relative;
}
/* правый жёлоб под иллюстрацию — контент кейса в него не заходит */
@media (min-width: 641px) {
  .case { padding-right: clamp(104px, 13vw, 168px); }
}

.case__art {
  position: absolute;
  top: 34px;
  right: 0;
  width: clamp(84px, 10vw, 132px);
  height: auto;
  border: 1.5px solid var(--ink);
  border-radius: 12px;
  transform: rotate(1.6deg);
  box-shadow: 4px 5px 0 rgba(17,17,16,0.08);
}
.case:nth-child(even) .case__art { transform: rotate(-1.4deg); }
@media (max-width: 640px) { .case__art { display: none; } }
.case:last-of-type { border-bottom: 1px solid var(--ink); }

.case__head {
  display: grid;
  grid-template-columns: 64px 1fr;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 24px;
}

.case__num { color: var(--red); font-size: 14px; }

.case__title {
  font-size: clamp(20px, 2.8vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.case__body {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding-left: 82px;
}

.case__col h4 {
  color: var(--ink);
  font-size: 13px;
  margin-bottom: 10px;
}
.case__col h4::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 3px;
  background: var(--red);
  margin-right: 8px;
  vertical-align: middle;
}

.case__col p { color: var(--ink-soft); font-size: 16px; }

/* ---------- featured AI case ---------- */
.case__flag {
  display: inline-block;
  background: var(--red);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 4px;
  transform: rotate(-1.2deg);
  margin-bottom: 10px;
}

.case--ai { background: linear-gradient(rgba(230, 51, 17, 0.035), transparent 220px); }

.scheme {
  margin-top: 36px;
  padding-left: 82px;
}
/* схема шире колонки текста — выходит в правый жёлоб под иллюстрацией */
@media (min-width: 641px) {
  .case--ai .scheme { margin-right: calc(-1 * clamp(104px, 13vw, 168px)); }
}
.scheme h4 {
  font-size: 13px;
  margin-bottom: 16px;
}
.scheme h4::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 3px;
  background: var(--red);
  margin-right: 8px;
  vertical-align: middle;
}

.scheme__scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.scheme__scroll svg {
  display: block;
  min-width: 940px;
  width: 100%;
  height: auto;
  border: 1.5px solid var(--ink);
  border-radius: 14px;
  background: #fffdf9;
  box-shadow: 5px 6px 0 rgba(17,17,16,0.08);
}
.scheme__hint { display: none; color: var(--ink-soft); margin-top: 8px; }

.scheme__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.scheme__chips span {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: 5px 13px;
  background: var(--paper);
}
.scheme__chips b { color: var(--red); font-weight: 700; }

/* svg internals */
.sv-mono { font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.03em; }
.sv-box { fill: #fffdf9; stroke: #111110; stroke-width: 1.5; }
.sv-soft { fill: #4a4844; }
.sv-red { fill: #E63311; }

@media (max-width: 900px) {
  .scheme { padding-left: 0; }
  .scheme__hint { display: block; }
}

.todo {
  background: #fff3b8;
  font-style: normal;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 14px;
}

/* ---------- approach: process block ---------- */
.approach__process {
  margin-top: clamp(36px, 5vh, 56px);
  border-top: 1px solid rgba(250,248,244,0.25);
  padding-top: 28px;
  max-width: 720px;
}
.approach__process h3 { color: var(--red); font-size: 13px; margin-bottom: 16px; }
.approach__process ul { list-style: none; }
.approach__process li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  color: rgba(250,248,244,0.85);
  font-size: 16px;
}
.approach__process li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 14px; height: 3px;
  background: var(--red);
}
.approach__work-link {
  display: inline-block;
  margin-top: 10px;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 1.5px solid var(--red);
  padding-bottom: 2px;
}
.approach__work-link:hover { color: var(--red); }

/* ---------- work page ---------- */
.work__hero { padding-bottom: 24px; }
.work__section { padding: clamp(36px, 6vh, 64px) var(--pad) 0; }
.work__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}
.work__card {
  border: 1.5px solid var(--ink);
  border-radius: 14px;
  padding: 26px 26px 20px;
  background: #fffdf9;
  box-shadow: 5px 6px 0 rgba(17,17,16,0.08);
}
.work__card h3 { font-size: 19px; margin-bottom: 14px; display: flex; gap: 10px; align-items: baseline; }
.work__card ol { padding-left: 18px; }
.work__card li { margin-bottom: 9px; color: var(--ink-soft); font-size: 15.5px; }
.work__why ul { list-style: none; max-width: 720px; }
.work__why li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 14px;
  color: var(--ink-soft);
  font-size: 16.5px;
}
.work__why li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.6em;
  width: 14px; height: 3px;
  background: var(--red);
}
.work__why strong { color: var(--ink); }
.work__text { max-width: 640px; color: var(--ink-soft); font-size: 17px; }

/* ---------- testimonials ---------- */
.testimonials { padding: clamp(56px, 10vh, 110px) var(--pad) clamp(40px, 6vh, 70px); }

.testi__hint { color: var(--ink-soft); margin: -14px 0 26px; }

.testi__row {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  padding: 6px 2px 18px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.testi {
  flex: 0 0 250px;
  scroll-snap-align: start;
  cursor: pointer;
}

.testi__frame {
  position: relative;
  aspect-ratio: 9 / 16;
  border: 1.5px solid var(--ink);
  border-radius: 14px;
  overflow: hidden;
  background: #e8e4dc;
  box-shadow: 5px 6px 0 rgba(17,17,16,0.08);
  transition: transform 0.25s ease;
}
.testi:hover .testi__frame { transform: translateY(-4px) rotate(-0.6deg); }

.testi__loop {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.testi__play {
  position: absolute;
  left: 10px;
  bottom: 10px;
  background: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 4px 11px;
  font-size: 11px;
}

.testi__quote {
  margin: 14px 0 8px;
  font-size: 14.5px;
  line-height: 1.45;
  color: var(--ink-soft);
}

.testi__who { display: flex; align-items: baseline; gap: 9px; }
.testi__who strong { font-size: 14px; }
.testi__who .mono { color: var(--ink-soft); font-size: 11px; }

@media (max-width: 640px) {
  .testi { flex-basis: 216px; }
}

/* лайтбокс без кнопки кейса (отзывы) */
.lightbox.no-case .lightbox__case { display: none; }

/* ---------- approach ---------- */
.approach {
  padding: clamp(56px, 10vh, 110px) var(--pad);
  background: var(--ink);
  color: var(--paper);
}

.approach .section-title { color: var(--paper); }

.approach__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(28px, 4vw, 64px);
}

.approach__icon {
  width: 92px;
  height: 92px;
  border-radius: 14px;
  border: 1.5px solid var(--paper);
  margin-bottom: 16px;
  transform: rotate(-1.5deg);
}
.approach__col:nth-child(2) .approach__icon { transform: rotate(1.2deg); }

.approach__col h3 {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  padding-top: 18px;
  border-top: 2px solid var(--red);
}

.approach__col p { color: #b9b5ad; font-size: 16px; }

/* ---------- timeline ---------- */
.timeline { padding: clamp(56px, 10vh, 110px) var(--pad); }

.timeline__row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.timeline__years { color: var(--red); font-size: 13px; }
.timeline__what { font-size: 18px; color: var(--ink-soft); max-width: 640px; }
.timeline__what strong { color: var(--ink); font-weight: 700; }

/* ---------- cta ---------- */
.cta {
  padding: clamp(72px, 14vh, 160px) var(--pad);
  border-top: 1px solid var(--ink);
  text-align: left;
}

.cta__title {
  font-size: clamp(34px, 6.5vw, 84px);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin-bottom: 40px;
}

.cta__row { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  font-family: var(--font-mono);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: var(--ink);
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: 16px 28px;
  transition: all .18s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 3px 4px 0 var(--ink); }

.btn--primary { background: var(--red); border-color: var(--red); color: #fff; }
.btn--primary:hover { box-shadow: 3px 4px 0 var(--ink); }

/* ---------- lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox[hidden] { display: none; }

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 17, 16, 0.82);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.lightbox__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 92vh;
}

.lightbox__video {
  height: min(78vh, 800px);
  aspect-ratio: 9 / 16;
  border-radius: 16px;
  border: 1.5px solid var(--paper);
  background: #000;
  object-fit: cover;
}

.lightbox__row { display: flex; gap: 10px; justify-content: center; }
.lightbox__row .btn { background: var(--paper); font-size: 12px; padding: 12px 20px; }

/* индикатор буферизации на медленной сети */
.lightbox__spinner {
  position: absolute;
  top: 50%; left: 50%;
  width: 46px; height: 46px;
  margin: -23px 0 0 -23px;
  border-radius: 50%;
  border: 3px solid rgba(250,248,244,0.25);
  border-top-color: var(--red);
  animation: spin 0.8s linear infinite;
  display: none;
  pointer-events: none;
}
.lightbox.is-buffering .lightbox__spinner { display: block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- game ---------- */
.demo-strip {
  position: relative;
  height: 76px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  overflow: hidden;
}
.demo-strip canvas { width: 100%; height: 100%; display: block; }
.demo-strip__label {
  position: absolute;
  top: 50%;
  right: clamp(20px, 5vw, 72px);
  transform: translateY(-50%);
  font-size: 11px;
  color: var(--red);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  padding: 6px 10px;
  border-radius: 6px;
  pointer-events: none;
}
.demo-strip:hover .demo-strip__label { text-decoration: underline; }

.game {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(-14px);
  transition: opacity .35s ease, transform .35s ease;
}
.game--open { opacity: 1; transform: none; }
.game[hidden] { display: none; }

.game__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px var(--pad);
  border-bottom: 1px solid var(--ink);
  font-size: 12px;
  text-transform: uppercase;
}
.game__score { color: var(--red); }
.game__close {
  background: none;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  font-size: 11px;
  text-transform: uppercase;
}
.game__close:hover { background: var(--red); border-color: var(--red); color: #fff; }

.game__canvas { flex: 1; display: block; touch-action: manipulation; }

.game__hint {
  position: absolute;
  bottom: 8%;
  left: 50%;
  transform: translateX(-50%);
  color: var(--ink-soft);
  font-size: 12px;
  transition: opacity .4s ease;
  pointer-events: none;
}

/* ---------- footer ---------- */
.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 22px var(--pad);
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
}
.footer .mono { font-size: 11px; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .numbers__grid { grid-template-columns: repeat(2, 1fr); }
  .case__body { grid-template-columns: 1fr; padding-left: 82px; gap: 20px; }
  .approach__grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .topbar__status-text { font-size: 10px; }
  .numbers__grid { grid-template-columns: 1fr; }
  .timeline__row { grid-template-columns: 1fr; gap: 6px; }
  .reel { width: 200px; }
  .case__head { grid-template-columns: 44px 1fr; }
  .case__body { padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}