:root {
  color-scheme: dark;
  --bg: #050607;
  --ink: #f7f5ef;
  --muted: rgba(247, 245, 239, 0.72);
  --soft: rgba(247, 245, 239, 0.1);
  --line: rgba(247, 245, 239, 0.16);
  --accent: #c8ff3d;
  --accent-2: #9ee7ff;
  --paper: #f4f0e8;
  --paper-ink: #101211;
  --paper-muted: #555b55;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100svh;
  background: #050607;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background: #050607;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.landing {
  width: min(100%, 460px);
  margin: 0 auto;
  overflow: hidden;
  background: var(--bg);
}

.hero {
  position: relative;
  min-height: 100svh;
  padding: calc(14px + env(safe-area-inset-top)) 16px 28px;
  overflow: hidden;
  isolation: isolate;
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background:
    linear-gradient(180deg, rgba(5, 6, 7, 0.12) 0%, rgba(5, 6, 7, 0.3) 34%, rgba(5, 6, 7, 0.93) 76%, #050607 100%),
    linear-gradient(90deg, rgba(5, 6, 7, 0.68) 0%, rgba(5, 6, 7, 0.1) 62%);
}

.hero-video {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.95;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar img {
  width: 86px;
  height: auto;
}

.topbar a {
  min-height: 40px;
  padding: 11px 15px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(5, 6, 7, 0.42);
  backdrop-filter: blur(14px);
  font-size: 13px;
  font-weight: 800;
}

.hero-content {
  display: flex;
  min-height: calc(100svh - 82px);
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 4px;
}

.label {
  margin: 0 0 11px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  max-width: 8ch;
  margin-bottom: 16px;
  font-size: clamp(52px, 16vw, 74px);
  line-height: 0.84;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: 32px;
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-text,
.copy-block p,
.process p,
.order p,
.tech-list p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.48;
}

.hero-text {
  max-width: 30ch;
  margin-bottom: 18px;
}

.hero-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.hero-facts div {
  min-height: 86px;
  padding: 13px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(5, 6, 7, 0.5);
  backdrop-filter: blur(16px);
}

.hero-facts strong,
.hero-facts span {
  display: block;
}

.hero-facts strong {
  margin-bottom: 8px;
  color: var(--accent-2);
  font-size: 21px;
  line-height: 1;
}

.hero-facts span {
  color: rgba(247, 245, 239, 0.74);
  font-size: 12px;
  line-height: 1.25;
}

.primary-action {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 56px;
  padding: 16px 18px;
  border: 0;
  border-radius: var(--radius);
  background: var(--accent);
  color: #0b0e0a;
  box-shadow: 0 18px 40px rgba(200, 255, 61, 0.2);
  cursor: pointer;
  font-weight: 950;
  line-height: 1.05;
  text-align: center;
}

.hero-note {
  margin: 11px 0 0;
  color: rgba(247, 245, 239, 0.64);
  font-size: 13px;
  line-height: 1.35;
}

.claim {
  padding: 28px 16px;
  background: var(--accent);
  color: #0b0e0a;
}

.claim p {
  margin: 0;
  font-size: 24px;
  font-weight: 950;
  line-height: 1.02;
}

.media-story,
.dark-section,
.fit-section,
.process,
.order {
  padding: 54px 16px;
}

.copy-block {
  position: relative;
  z-index: 2;
}

.wide-video,
.brand-video {
  width: 100%;
  margin-top: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #151819;
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.42);
  object-fit: cover;
}

.wide-video {
  aspect-ratio: 4 / 5;
}

.spec-strip {
  display: grid;
  grid-template-columns: 1fr;
  background: #111414;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.spec-strip div {
  min-height: 86px;
  padding: 18px 16px;
  border-bottom: 1px solid var(--line);
}

.spec-strip div:last-child {
  border-bottom: 0;
}

.spec-strip strong,
.spec-strip span {
  display: block;
}

.spec-strip strong {
  margin-bottom: 8px;
  font-size: 24px;
  line-height: 1;
}

.spec-strip span {
  color: var(--muted);
  font-size: 14px;
}

.dark-section {
  background:
    radial-gradient(circle at 80% 18%, rgba(158, 231, 255, 0.18), transparent 18rem),
    #070909;
}

.product-visual {
  display: grid;
  place-items: center;
  min-height: 250px;
  margin: 8px -44px 4px;
}

.product-visual img {
  width: min(128vw, 560px);
  filter: drop-shadow(0 34px 54px rgba(0, 0, 0, 0.68));
  transform: rotate(-7deg);
}

.tech-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.tech-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  min-height: 110px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.tech-list span {
  color: var(--accent);
  font-size: 12px;
  font-weight: 950;
}

.tech-list p {
  margin: 0;
  font-size: 14px;
}

.tech-list strong {
  color: var(--ink);
}

.fit-section {
  background: var(--paper);
  color: var(--paper-ink);
}

.fit-section .label,
.process .label,
.order .label {
  color: #2b7040;
}

.fit-section p,
.process p,
.order p {
  color: var(--paper-muted);
}

.brand-video {
  margin: 0 0 26px;
  border-color: rgba(16, 18, 17, 0.14);
  background: #d8d5ce;
  box-shadow: 0 18px 48px rgba(16, 18, 17, 0.12);
}

.model-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.model-tags span {
  padding: 11px 12px;
  border: 1px solid rgba(16, 18, 17, 0.14);
  border-radius: 999px;
  background: #ffffff;
  color: #202520;
  font-size: 13px;
  font-weight: 850;
}

.process {
  background: #ffffff;
  color: var(--paper-ink);
}

.process ol {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 22px 0 0;
  counter-reset: steps;
  list-style: none;
}

.process li {
  position: relative;
  min-height: 128px;
  padding: 18px 16px 18px 62px;
  border: 1px solid rgba(16, 18, 17, 0.12);
  border-radius: var(--radius);
  background: #f7f5ef;
}

.process li::before {
  position: absolute;
  top: 18px;
  left: 16px;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  background: #101211;
  color: var(--accent);
  content: counter(steps, decimal-leading-zero);
  counter-increment: steps;
  font-size: 11px;
  font-weight: 950;
}

.process strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.process p {
  margin: 0;
  font-size: 14px;
}

.order {
  padding-bottom: calc(112px + env(safe-area-inset-bottom));
  background:
    linear-gradient(180deg, rgba(5, 6, 7, 0.06), rgba(5, 6, 7, 0.94)),
    url("https://irid.com/wp-content/uploads/2025/02/icy-glass-2025-01-27-17-44-26-utc-scaled.jpg") center / cover;
  color: var(--ink);
}

.order-card {
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(5, 6, 7, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.48);
}

.order .label {
  color: var(--accent);
}

.order p {
  color: var(--muted);
}

.order-action {
  margin-top: 22px;
}

.telegram-note {
  margin: 12px 0 0;
  color: rgba(247, 245, 239, 0.64);
  font-size: 13px;
  line-height: 1.4;
  text-align: center;
}

.bottom-action {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 10;
  width: min(100%, 460px);
  margin: 0 auto;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(5, 6, 7, 0.78);
  backdrop-filter: blur(18px);
}

.bottom-action a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 15px 16px;
  border-radius: var(--radius);
  background: var(--accent);
  color: #0b0e0a;
  font-weight: 950;
  text-align: center;
}

@media (min-width: 461px) {
  body {
    padding: 22px 0;
    background: #151819;
  }

  .landing {
    border-radius: 22px;
    box-shadow: 0 30px 100px rgba(0, 0, 0, 0.48);
  }

  .bottom-action {
    border-radius: 18px 18px 0 0;
  }
}

@media (max-width: 360px) {
  .hero,
  .media-story,
  .dark-section,
  .fit-section,
  .process,
  .order {
    padding-right: 14px;
    padding-left: 14px;
  }

  h1 {
    font-size: 48px;
  }

  h2 {
    font-size: 29px;
  }

  .hero-facts {
    grid-template-columns: 1fr;
  }

  .tech-list li {
    grid-template-columns: 1fr;
  }
}