/* Korovchenko · redesign v2 — понятный первый экран, живая сцена, крупный текст.
 * Тема по времени Новосибирска (см. tokens.css). Анимации отключаются при prefers-reduced-motion.
 */

/* ============ Base ============ */

*, *::before, *::after { box-sizing: border-box; }

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--head-h) + 1rem);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--dur-theme) var(--ease-in-out), color var(--dur-theme) var(--ease-in-out);
}

h1, h2, h3, p, ol, ul { margin: 0; }
ol, ul { padding: 0; list-style: none; }
a { color: inherit; }
button { font: inherit; color: inherit; }
img, svg { display: block; }

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

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip {
  position: absolute;
  left: var(--space-md);
  top: -4rem;
  z-index: var(--z-toast);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
}
.skip:focus { top: var(--space-md); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.icon {
  width: 1.25em;
  height: 1.25em;
  flex: none;
}

/* ============ Buttons ============ */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3.25rem;
  padding: 0 1.4rem;
  border: 1.5px solid transparent;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform var(--dur-short) var(--ease-out),
    box-shadow var(--dur-short) var(--ease-out),
    background-color var(--dur-short) var(--ease-out),
    border-color var(--dur-short) var(--ease-out),
    color var(--dur-short) var(--ease-out);
}

.btn:active { transform: translateY(1px) scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn--accent {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 10px 26px color-mix(in oklab, var(--accent) 38%, transparent);
}

.btn--xl {
  min-height: 3.875rem;
  padding: 0 1.9rem;
  font-size: 1.1875rem;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
}

/* Мягкая «волна» вокруг главной кнопки звонка. */
.btn--xl::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 2px solid var(--accent);
  opacity: 0;
  pointer-events: none;
  animation: ring 2.8s var(--ease-out) 1.6s infinite;
}

.btn--glass {
  border-color: var(--glass-line);
  background: var(--glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--ink);
}

.btn--outline {
  border-color: color-mix(in oklab, var(--ink) 22%, transparent);
  color: var(--ink);
}

.btn--text {
  padding-inline: 0.5rem;
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

@media (hover: hover) and (pointer: fine) {
  .btn--accent:hover { transform: translateY(-2px); box-shadow: 0 16px 34px color-mix(in oklab, var(--accent) 48%, transparent); }
  .btn--glass:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); border-color: color-mix(in oklab, var(--ink) 24%, transparent); }
  .btn--outline:hover { border-color: var(--accent-strong); color: var(--accent-strong); }
  .btn--text:hover { text-decoration-thickness: 2px; }
}

.brand-ic { display: inline-flex; }
.brand-ic .icon { width: 1.35em; height: 1.35em; }
.brand-ic--wa { color: var(--brand-wa); }
.brand-ic--tg { color: var(--brand-tg); }
.brand-ic--max { color: var(--brand-max); }

/* ============ Header ============ */

.site-head {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: var(--z-sticky);
  color: var(--hero-ink);
  transition:
    background-color var(--dur-short) var(--ease-out),
    box-shadow var(--dur-short) var(--ease-out),
    color var(--dur-short) var(--ease-out);
}

.site-head.is-solid,
.site-head--solid {
  background: color-mix(in oklab, var(--surface) 88%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: 0 1px 0 var(--line), var(--shadow-sm);
  color: var(--ink);
}

.site-head__inner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  min-height: var(--head-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-inline-end: auto;
  text-decoration: none;
  min-width: 0;
}

/* Знак: объектив камеры. */
.brand__mark {
  position: relative;
  flex: none;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: var(--accent);
  box-shadow: var(--shadow-sm);
}
.brand__mark::before {
  content: "";
  position: absolute;
  inset: 0.55rem;
  border-radius: 50%;
  border: 3px solid var(--accent-ink);
}
.brand__mark::after {
  content: "";
  position: absolute;
  inset: 1.0625rem;
  border-radius: 50%;
  background: var(--accent-ink);
}

.brand__text { display: grid; line-height: 1.15; min-width: 0; }
.brand__name { font-size: 1.0625rem; font-weight: 800; letter-spacing: -0.01em; white-space: nowrap; }
.brand__role { font-size: 0.8125rem; font-weight: 500; opacity: 0.8; white-space: nowrap; }

.site-nav { display: none; }

.btn--head { min-height: 2.875rem; padding: 0 1.1rem; font-size: 0.9375rem; }
.btn--head__num { display: none; }
.btn--head__short {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}
.btn--head { padding: 0; width: 2.875rem; }

@media (max-width: 22rem) {
  .brand__role { display: none; }
}

@media (min-width: 30rem) {
  .btn--head { width: auto; padding: 0 1.1rem; }
  .btn--head__short { position: static; width: auto; height: auto; overflow: visible; clip-path: none; }
}

@media (min-width: 60rem) {
  .site-nav {
    display: flex;
    gap: var(--space-lg);
    margin-inline-end: var(--space-md);
  }
  .site-nav a {
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    background: linear-gradient(currentColor, currentColor) 0 100% / 0 2px no-repeat;
    padding-block: 0.25rem;
    transition: background-size var(--dur-short) var(--ease-out);
  }
  .site-nav a:hover { background-size: 100% 2px; }
  .btn--head__num { display: inline; font-variant-numeric: tabular-nums; }
  .btn--head__short { display: none; }
}

/* ============ Hero ============ */

.hero {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding-top: var(--head-h);
  background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky-mid) 52%, var(--sky-bottom) 100%);
  color: var(--hero-ink);
  transition: color var(--dur-theme) var(--ease-in-out);
}

.hero__sky {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.stars {
  position: absolute;
  inset: 0 0 25% 0;
  width: 100%;
  height: 75%;
  opacity: var(--stars-o);
  transition: opacity var(--dur-theme) var(--ease-in-out);
}
.star { fill: var(--on-dark); animation: twinkle 3.6s ease-in-out infinite; }
.star--1 { animation-delay: -0.9s; animation-duration: 4.4s; }
.star--2 { animation-delay: -1.8s; animation-duration: 5.2s; }
.star--3 { animation-delay: -2.7s; animation-duration: 3s; }

.clouds {
  position: absolute;
  inset: 3.5rem 0 auto 0;
  width: 100%;
  height: 40%;
  opacity: var(--clouds-o);
  transition: opacity var(--dur-theme) var(--ease-in-out);
}
.cloud { fill: var(--cloud); animation: drift 60s linear infinite; }
.cloud--2 { animation-duration: 85s; animation-delay: -30s; }
.cloud--3 { animation-duration: 72s; animation-delay: -50s; }

.hero__grid {
  position: relative;
  z-index: var(--z-base);
  display: grid;
  gap: var(--space-lg);
}

.hero__copy {
  position: relative;
  z-index: 2;
  padding-top: var(--space-xl);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: var(--space-md);
  font-size: var(--text-sm);
  font-weight: 650;
  color: var(--hero-muted);
}
.hero__eyebrow::before {
  content: "";
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0.3rem color-mix(in oklab, var(--accent) 30%, transparent);
}

.hero__title {
  max-width: 17ch;
  font-size: var(--text-hero);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.03em;
  text-wrap: balance;
  overflow-wrap: break-word;
}

.hero__lede {
  max-width: 34ch;
  margin-top: var(--space-md);
  font-size: var(--text-md);
  line-height: 1.5;
  color: var(--hero-muted);
}

.hero__actions {
  display: grid;
  justify-items: start;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.hero__messengers {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.clock {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: var(--space-lg);
  padding: 0.45rem 0.9rem 0.45rem 0.6rem;
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-pill);
  background: var(--glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: 550;
}
.clock time { font-weight: 750; font-variant-numeric: tabular-nums; }
.clock__ic { display: none; color: var(--accent-strong); }
:root[data-time="day"] .clock__ic--day,
:root[data-time="twilight"] .clock__ic--twilight,
:root[data-time="night"] .clock__ic--night { display: inline-flex; }

.hero__art {
  position: relative;
  margin-inline: calc(-1 * var(--gutter));
}


@media (min-width: 60rem) {
  .hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: end;
    min-height: min(calc(100svh - var(--head-h)), 52rem);
    gap: var(--space-lg);
  }
  .hero__copy {
    align-self: center;
    padding-block: var(--space-lg) var(--space-2xl);
  }
  .hero__art { margin-inline: 0 calc(-1 * var(--gutter)); }
}

/* Hero entrance — один раз при загрузке. */
.hero__eyebrow, .hero__title, .hero__lede, .hero__actions, .clock {
  animation: rise var(--dur-long) var(--ease-out) both;
}
.hero__title   { animation-delay: 80ms; }
.hero__lede    { animation-delay: 180ms; }
.hero__actions { animation-delay: 280ms; }
.clock         { animation-delay: 380ms; }
.scene         { animation: rise 900ms var(--ease-out) 200ms both; }

/* ============ Scene ============ */

.scene-wrap { position: relative; }

.scene {
  width: 100%;
  height: auto;
  overflow: visible;
}

.scene * { transition: fill var(--dur-theme) var(--ease-in-out), stroke var(--dur-theme) var(--ease-in-out), opacity var(--dur-theme) var(--ease-in-out); }

.sc-sun { opacity: var(--sun-o); transform: translateY(var(--sun-y)); transition: opacity var(--dur-theme) var(--ease-in-out), transform var(--dur-theme) var(--ease-in-out); }
.sc-sun__disc { fill: var(--sun); }
.sc-sun__halo {
  fill: var(--sun);
  opacity: 0.25;
  transform-box: fill-box;
  transform-origin: center;
  animation: breathe 5s ease-in-out infinite;
}
.sc-moon { fill: var(--moon); opacity: var(--moon-o); }

.sc-sat-orbit { animation: float 7s ease-in-out infinite alternate; }
.sc-sat__panel { fill: var(--sc-panel); stroke: var(--sc-metal-dark); stroke-width: 1.5; }
.sc-sat__grid { fill: none; stroke: var(--sc-metal); stroke-width: 1; opacity: 0.6; }
.sc-sat__strut { stroke: var(--sc-metal-dark); stroke-width: 3; }
.sc-sat__body { fill: var(--sc-metal); stroke: var(--sc-metal-dark); stroke-width: 1.5; }
.sc-sat__dish { fill: var(--sc-metal-dark); }
.sc-sat__blink { fill: var(--sc-signal); animation: blink 1.6s steps(1) infinite; }

.sc-beam {
  fill: none;
  stroke: var(--sc-signal);
  stroke-width: 3.5;
  stroke-linecap: round;
  stroke-dasharray: 2 12;
  animation: flow 0.9s linear infinite;
}
.sc-beam--glow { stroke-width: 12; stroke-dasharray: none; opacity: 0.16; animation: none; }

.sc-ground-far { fill: var(--sc-ground-far); }
.sc-ground { fill: var(--sc-ground); }

.sc-tower__frame { fill: none; stroke: var(--sc-metal-dark); stroke-width: 3; stroke-linejoin: round; }
.sc-tower__panel { fill: var(--sc-metal); stroke: var(--sc-metal-dark); stroke-width: 1.5; }
.sc-tower__light { fill: var(--rec); animation: blink 2s steps(1) infinite; }

.sc-waves .w,
.sc-wifi .a {
  fill: none;
  stroke: var(--sc-signal);
  stroke-width: 4;
  stroke-linecap: round;
  opacity: 0.15;
  animation: pulse 1.8s ease-in-out infinite;
}
.sc-waves .w2, .sc-wifi .a2 { animation-delay: 0.25s; }
.sc-waves .w3, .sc-wifi .a3 { animation-delay: 0.5s; }
.sc-wifi .a { stroke-width: 3.5; }
.sc-wifi__dot { fill: var(--sc-signal); }

.sc-spruce polygon { fill: var(--sc-spruce); }
.sc-spruce .sc-spruce__snow { fill: var(--sc-snow); opacity: var(--sc-snow-o); }
.sc-spruce__trunk { fill: var(--sc-trunk); }

.sc-smoke { opacity: var(--sc-snow-o); }
.puff {
  fill: var(--sc-smoke);
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
  animation: smoke 4.5s ease-out infinite;
}
.puff.p2 { animation-delay: 1.5s; }
.puff.p3 { animation-delay: 3s; }

.sc-chimney { fill: var(--sc-chimney); }
.sc-wall { fill: var(--sc-wall); }
.sc-wall-lines { fill: none; stroke: var(--sc-wall-line); stroke-width: 2; }
.sc-roof { fill: var(--sc-roof); }
.sc-roof-snow { fill: var(--sc-snow); opacity: var(--sc-snow-o); }
.sc-roof-edge { fill: none; stroke: var(--sc-roof-edge); stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.sc-window { fill: var(--sc-window); }
.sc-window-glow { fill: url(#window-glow); opacity: var(--sc-glow-o); }
.glow-stop-a { stop-color: var(--sc-glow); stop-opacity: 0.55; }
.glow-stop-b { stop-color: var(--sc-glow); stop-opacity: 0; }
.sc-frame { fill: none; stroke: var(--sc-frame); stroke-width: 4; }
.sc-door { fill: var(--sc-door); }
.sc-knob { fill: var(--sc-glow); }

.sc-pole, .sc-mast, .sc-cam__bracket, .sc-mast__bracket { fill: none; stroke: var(--sc-metal-dark); stroke-width: 4; stroke-linecap: round; }
.sc-mast { stroke-width: 5; }
.sc-mast__guy { fill: none; stroke: var(--sc-metal-dark); stroke-width: 1.2; opacity: 0.6; }
.sc-dish__bowl { fill: var(--sc-metal); stroke: var(--sc-metal-dark); stroke-width: 2.5; stroke-linejoin: round; }
.sc-dish__arm { fill: none; stroke: var(--sc-metal-dark); stroke-width: 3; }
.sc-dish__lnb { fill: var(--sc-metal-dark); }
.sc-mast__panel { fill: var(--sc-metal); stroke: var(--sc-metal-dark); stroke-width: 2.5; }

.cone-stop-a { stop-color: var(--sc-signal); stop-opacity: var(--sc-cone-o); }
.cone-stop-b { stop-color: var(--sc-signal); stop-opacity: 0; }
.sc-cone {
  fill: url(#cone-fill);
  transform-box: view-box;
  transform-origin: 512px 364px;
  animation: sweep 5s var(--ease-in-out) infinite alternate;
}
.sc-cam__body { fill: var(--sc-metal); stroke: var(--sc-metal-dark); stroke-width: 2; }
.sc-cam__hood { fill: var(--sc-metal-dark); }
.sc-cam__lens { fill: var(--sc-metal-dark); stroke: var(--sc-signal); stroke-width: 2; }
.sc-cam__led { fill: var(--rec); animation: blink 1.2s steps(1) infinite; }

/* Подписи к сцене */
.tag {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.3rem 0.7rem 0.3rem 0.5rem;
  border-radius: var(--radius-pill);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  box-shadow: var(--shadow-sm);
  color: var(--ink);
  font-size: 0.75rem;
  font-weight: 650;
  line-height: 1.2;
  white-space: nowrap;
  transform: translate(-50%, -50%);
  animation: tag-in 600ms var(--ease-out) both;
}
.tag i {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0.22rem color-mix(in oklab, var(--accent) 30%, transparent);
}
.tag--dish { left: 30%; top: 34%; animation-delay: 1000ms; }
.tag--wifi { left: 57%; top: 51%; animation-delay: 1200ms; }
.tag--cam  { left: 80%; top: 79%; animation-delay: 1400ms; }
.tag--mast { left: 79%; top: 33%; animation-delay: 1600ms; }

@media (max-width: 39.99rem) {
  .tag--wifi { display: none; }
  .tag--cam { left: 70%; }
}

@media (min-width: 40rem) {
  .tag { font-size: 0.875rem; padding: 0.4rem 0.85rem 0.4rem 0.6rem; }
}

/* ============ Sections ============ */

.section {
  padding-block: clamp(4rem, 9vw, 7.5rem);
}

.section--tint { background: var(--tint); transition: background-color var(--dur-theme) var(--ease-in-out); }

.section-head {
  max-width: 44rem;
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.section-lede {
  max-width: 46ch;
  margin-top: var(--space-md);
  font-size: var(--text-md);
  color: var(--muted);
}

/* Появление при прокрутке */
.js [data-reveal] {
  opacity: 0;
  translate: 0 32px;
  transition: opacity var(--dur-long) var(--ease-out), translate var(--dur-long) var(--ease-out);
}
.js [data-reveal].is-in { opacity: 1; translate: 0 0; }

/* ============ Services ============ */

.svc-list {
  display: grid;
  gap: clamp(4rem, 9vw, 7rem);
}

.svc {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.svc__art {
  position: relative;
  width: min(100%, 20rem);
  margin-inline: auto;
}
.svc__art::before {
  content: "";
  position: absolute;
  inset: 8%;
  z-index: -1;
  border-radius: 50%;
  background: var(--accent);
  filter: blur(48px);
  opacity: 0.22;
}
.art { width: 100%; height: auto; overflow: visible; }

.svc__title {
  font-size: var(--text-xl);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.svc__lede {
  max-width: 46ch;
  margin-top: var(--space-sm);
  font-size: var(--text-md);
  color: var(--muted);
}

.checks {
  display: grid;
  gap: 0.85rem;
  margin-block: var(--space-lg) var(--space-xl);
}
.checks li {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  max-width: 50ch;
}
.checks__ic {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 1.75rem;
  height: 1.75rem;
  margin-top: 0.05rem;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-strong);
}
.checks__ic .icon { width: 1rem; height: 1rem; }

/* Пункты списка появляются по очереди */
.js .svc .checks li { opacity: 0; translate: 0 10px; transition: opacity 500ms var(--ease-out), translate 500ms var(--ease-out); }
.js .svc.is-in .checks li { opacity: 1; translate: 0 0; }
.js .svc.is-in .checks li:nth-child(2) { transition-delay: 90ms; }
.js .svc.is-in .checks li:nth-child(3) { transition-delay: 180ms; }
.js .svc.is-in .checks li:nth-child(4) { transition-delay: 270ms; }

@media (min-width: 50rem) {
  .svc {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(2.5rem, 6vw, 6rem);
  }
  .svc--flip .svc__art { order: 2; }
  .svc__art { width: min(100%, 24rem); }
}

/* Иллюстрации услуг */
.art__bg { fill: var(--accent-soft); }
.art__metal { fill: var(--art-metal); }
.art__metal--light { fill: var(--surface); stroke: var(--art-metal); stroke-width: 4; }
.art__accent { fill: var(--accent); stroke: var(--art-metal); stroke-width: 3; stroke-linejoin: round; }
.art__line { fill: none; stroke: var(--art-metal); stroke-width: 5; stroke-linecap: round; }
.art__stand { fill: none; stroke: var(--art-metal); stroke-width: 7; stroke-linecap: round; stroke-linejoin: round; }
.art__panel { fill: var(--art-panel); stroke: var(--art-metal); stroke-width: 2.5; }
.art__lens { fill: var(--art-metal); }
.art__lens-dot { fill: var(--accent); }
.art__cone {
  fill: var(--accent);
  opacity: 0.3;
  transform-box: view-box;
  transform-origin: 112px 104px;
}
.art__rec-dot { fill: var(--rec); }
.art__rec-text { fill: var(--art-metal); font-family: var(--font); font-size: 18px; font-weight: 800; letter-spacing: 0.12em; }
.ring { fill: none; stroke: var(--accent-strong); stroke-width: 6; stroke-linecap: round; opacity: 0.2; }
.bar { fill: var(--art-metal); transform-box: fill-box; transform-origin: 50% 100%; }
.bar.b3 { fill: var(--accent); }
.art__sat { transform-box: fill-box; }

.svc.is-in .art__cone { animation: sweep-sm 3.6s var(--ease-in-out) infinite alternate; }
.svc.is-in .art__rec-dot { animation: blink 1.4s steps(1) infinite; }
.svc.is-in .ring { animation: pulse 1.8s ease-in-out infinite; }
.svc.is-in .ring.r2 { animation-delay: 0.25s; }
.svc.is-in .ring.r3 { animation-delay: 0.5s; }
.svc.is-in .bar { animation: grow 2.4s var(--ease-out) infinite; }
.svc.is-in .bar.b2 { animation-delay: 0.2s; }
.svc.is-in .bar.b3 { animation-delay: 0.4s; }

/* ============ Timeline ============ */

.timeline { position: relative; --progress: 0; }

.timeline__track {
  position: absolute;
  left: 1.625rem;
  top: 1.75rem;
  bottom: 1.75rem;
  width: 4px;
  margin-left: -2px;
  border-radius: 4px;
  background: var(--line);
  overflow: hidden;
}
.timeline__fill {
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: scaleY(var(--progress));
  transform-origin: top;
}

.timeline__list {
  position: relative;
  display: grid;
  gap: var(--space-xl);
}

.timeline__item {
  position: relative;
  padding-left: 4.75rem;
  min-height: 3.5rem;
}

.timeline__num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border: 3px solid var(--accent);
  border-radius: 50%;
  background: var(--surface);
  color: var(--ink);
  font-size: 1.375rem;
  font-weight: 800;
  box-shadow: var(--shadow-sm);
  transition: background-color 400ms var(--ease-out), color 400ms var(--ease-out), transform 400ms var(--ease-out);
}
.timeline__item.is-in .timeline__num { background: var(--accent); color: var(--accent-ink); transform: scale(1.06); }

.timeline__title {
  padding-top: 0.55rem;
  font-size: var(--text-lg);
  font-weight: 800;
  line-height: 1.2;
}
.timeline__text {
  max-width: 34ch;
  margin-top: var(--space-xs);
  color: var(--muted);
}

.js .timeline__item:nth-child(2) { transition-delay: 100ms; }
.js .timeline__item:nth-child(3) { transition-delay: 200ms; }
.js .timeline__item:nth-child(4) { transition-delay: 300ms; }

@media (min-width: 60rem) {
  .timeline__track {
    left: 1.625rem;
    right: 1.625rem;
    top: 1.625rem;
    bottom: auto;
    width: auto;
    height: 4px;
    margin: -2px 0 0;
  }
  .timeline__fill { transform: scaleX(var(--progress)); transform-origin: left; }
  .timeline__list { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-lg); }
  .timeline__item { padding: 4.75rem 0 0; }
  .timeline__title { padding-top: 0; }
}

/* ============ Contact ============ */

.contact__panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  gap: var(--space-xl);
  padding: clamp(1.5rem, 6vw, 4.5rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, var(--panel-a), var(--panel-b));
  color: var(--on-dark);
  box-shadow: var(--shadow);
}
.contact__panel::before {
  content: "";
  position: absolute;
  right: -10%;
  top: -30%;
  z-index: -1;
  width: 60%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--accent);
  filter: blur(90px);
  opacity: 0.35;
}

.contact__title {
  max-width: 18ch;
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.contact__lede {
  max-width: 40ch;
  margin-top: var(--space-md);
  font-size: var(--text-md);
  color: var(--on-dark-muted);
}
.contact__copy { min-width: 0; container-type: inline-size; }

.contact__phone {
  display: inline-block;
  margin-top: var(--space-lg);
  font-size: clamp(1.5rem, 10.5cqi, 4.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-decoration: none;
  background: linear-gradient(var(--accent), var(--accent)) 0 100% / 0 4px no-repeat;
  padding-bottom: 0.1em;
  transition: background-size var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .contact__phone:hover { background-size: 100% 4px; }
}

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-xl);
}
.contact .btn--glass {
  border-color: color-mix(in oklab, var(--on-dark) 22%, transparent);
  background: color-mix(in oklab, var(--on-dark) 10%, transparent);
  color: var(--on-dark);
}
.contact .btn--text { color: var(--on-dark); }
.contact :focus-visible { outline-color: var(--on-dark); }

.contact__meta {
  margin-top: var(--space-xl);
  font-size: var(--text-sm);
  color: var(--on-dark-muted);
}

.contact__art { display: none; }

@media (min-width: 60rem) {
  .contact__panel { grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.7fr); align-items: center; }
  .contact__art {
    position: relative;
    display: grid;
    place-items: center;
    aspect-ratio: 1;
  }
}

.contact__bubble {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 7.5rem;
  height: 7.5rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 20px 50px color-mix(in oklab, var(--accent) 45%, transparent);
}
.contact__bubble .icon { width: 3rem; height: 3rem; animation: wiggle 3.2s ease-in-out infinite; }

.ping {
  position: absolute;
  width: 7.5rem;
  height: 7.5rem;
  border-radius: 50%;
  border: 2px solid var(--accent);
  opacity: 0;
  animation: ping 3s var(--ease-out) infinite;
}
.ping--2 { animation-delay: 1s; }
.ping--3 { animation-delay: 2s; }

/* ============ Footer ============ */

.site-foot {
  border-top: 1px solid var(--line);
  padding-block: var(--space-xl) calc(var(--space-xl) + 4.5rem);
}

.site-foot__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-lg);
}

.site-foot__name { font-weight: 800; }
.site-foot__about { margin-top: var(--space-2xs); color: var(--muted); }
.site-foot__contacts { display: grid; gap: var(--space-2xs); }
.site-foot__phone { font-size: var(--text-lg); font-weight: 800; text-decoration: none; font-variant-numeric: tabular-nums; white-space: nowrap; }
.site-foot__links { display: flex; gap: var(--space-md); }
.site-foot__links a { color: var(--muted); white-space: nowrap; }
.site-foot__copy { margin-top: var(--space-lg); font-size: var(--text-sm); color: var(--muted); }

@media (min-width: 60rem) {
  .site-foot { padding-bottom: var(--space-xl); }
  .site-foot__contacts { justify-items: end; }
}

/* ============ Call bar (phones) ============ */

.callbar {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: var(--z-sticky);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xs);
  padding: var(--space-xs) var(--gutter) max(var(--space-xs), env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: color-mix(in oklab, var(--surface) 92%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transform: translateY(110%);
  visibility: hidden;
  transition: transform 180ms var(--ease-in), visibility 0s linear 180ms;
}
.callbar.is-visible {
  transform: none;
  visibility: visible;
  transition: transform var(--dur-short) var(--ease-out), visibility 0s;
}
@media (min-width: 60rem) {
  .callbar { display: none; }
}

/* ============ Toast ============ */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(5rem + env(safe-area-inset-bottom));
  z-index: var(--z-toast);
  max-width: calc(100% - 2 * var(--gutter));
  padding: 0.75rem 1.1rem;
  border-radius: var(--radius-pill);
  background: var(--ink);
  color: var(--bg);
  font-size: var(--text-sm);
  font-weight: 650;
  box-shadow: var(--shadow);
  opacity: 0;
  translate: -50% 10px;
  pointer-events: none;
  transition: opacity 180ms var(--ease-in), translate 180ms var(--ease-in);
}
.toast.is-visible { opacity: 1; translate: -50% 0; transition: opacity var(--dur-short) var(--ease-out), translate var(--dur-short) var(--ease-out); }
@media (min-width: 60rem) { .toast { bottom: var(--space-xl); } }

/* ============ Error page ============ */

.error-page { padding-top: calc(var(--head-h) + var(--space-xl)); min-height: 70vh; }
.error-page .contact__actions .btn--outline { color: var(--ink); }

/* ============ Keyframes ============ */

@keyframes rise   { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
@keyframes tag-in { from { opacity: 0; translate: 0 10px; } to { opacity: 1; translate: 0 0; } }
@keyframes twinkle { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }
@keyframes drift  { from { transform: translateX(-30%); } to { transform: translateX(130%); } }
@keyframes breathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.12); } }
@keyframes float  { from { transform: translate(0, 0); } to { transform: translate(10px, -6px); } }
@keyframes blink  { 0%, 60% { opacity: 1; } 61%, 100% { opacity: 0.15; } }
@keyframes flow   { to { stroke-dashoffset: -28; } }
@keyframes pulse  { 0%, 100% { opacity: 0.15; } 40% { opacity: 1; } }
@keyframes sweep  { from { transform: rotate(-8deg); } to { transform: rotate(7deg); } }
@keyframes sweep-sm { from { transform: rotate(-7deg); } to { transform: rotate(6deg); } }
@keyframes grow   { 0% { transform: scaleY(0.25); } 45%, 100% { transform: scaleY(1); } }
@keyframes smoke  { 0% { opacity: 0; transform: translate(0, 0) scale(0.6); } 20% { opacity: 0.7; } 100% { opacity: 0; transform: translate(14px, -70px) scale(2.2); } }
@keyframes ring   { 0% { opacity: 0.7; transform: scale(1); } 70%, 100% { opacity: 0; transform: scale(1.06, 1.3); } }
@keyframes ping   { 0% { opacity: 0.7; transform: scale(1); } 100% { opacity: 0; transform: scale(2.3); } }
@keyframes wiggle { 0%, 70%, 100% { transform: rotate(0); } 75% { transform: rotate(-12deg); } 80% { transform: rotate(12deg); } 85% { transform: rotate(-8deg); } 90% { transform: rotate(6deg); } }

/* ============ Reduced motion ============ */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
  .js [data-reveal], .js .svc .checks li { opacity: 1; translate: 0 0; }
  .tag { opacity: 1; }
}