/* ── Fonts (local, OFL, no CDN) ─────────────────────────────────────────── */
@font-face {
  font-family: 'Archivo';
  src: url('/fonts/Archivo.woff2') format('woff2');
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'IBM Plex Mono';
  src: url('/fonts/PlexMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'IBM Plex Mono';
  src: url('/fonts/PlexMono-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --graphite: #8a8a8a;
  --ink: #0a0a0a;
  --surface: #151515;
  --line: #2a2a2a;
  --line-lt: #7a7a7a;
  --text-on-ink: #f2f2f2;
  --text-on-graphite: #ffffff;
  --text-dim: #9a9a9a;
  --metal: linear-gradient(135deg, #ffffff 0%, #9a9a9a 45%, #e8e8e8 100%);
  --success: #4caf6d;
  --error: #e0554f;

  --font-display: 'Archivo', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --max-width: 1600px;
  --edge: clamp(24px, 4vw, 40px);
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text-on-ink);
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'tnum' 1;
}

a {
  color: inherit;
}

/* ── Grain: один глобальний шар поверх усієї сторінки ──────────────────── */
.grain {
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  background-image: url('/assets/noise.png');
  background-repeat: repeat;
  background-size: 128px 128px;
  opacity: 0.07;
  mix-blend-mode: overlay;
}

/* ── Ticker ──────────────────────────────────────────────────────────── */
.ticker {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 36s linear infinite;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  white-space: nowrap;
  padding: 0 1.5rem;
}

.ticker-item::after {
  content: '*';
  margin-left: 1.5rem;
  color: var(--line-lt);
}

@keyframes ticker-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* ── Header ──────────────────────────────────────────────────────────── */
.site-header-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px var(--edge);
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  display: block;
  height: 40px;
  width: auto;
}

.nav {
  display: flex;
  gap: 28px;
}

.nav-link {
  position: relative;
  color: var(--text-dim);
  text-decoration: none;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.is-active {
  color: var(--text-on-ink);
}

.header-cta {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--ink);
  background: var(--text-on-ink);
  border-radius: 2px;
  padding: 8px 14px;
  white-space: nowrap;
}

/* ── Hero (01, ink) ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(1.25rem, 3vw, 2.5rem) var(--edge);
  overflow: hidden;
  min-height: var(--hero-min-height, 80vh);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-metal-shape-wrap {
  position: absolute;
  top: 45%;
  right: -10%;
  transform: translateY(-50%);
  width: min(70vw, 900px);
  height: min(70vw, 900px);
  z-index: 0;
  pointer-events: none;
  perspective: 900px;
}

.hero-metal-shape {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0.11;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
  max-width: 100%;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(2.25rem, 6.5vw, 6rem);
  letter-spacing: -0.03em;
  line-height: 0.95;
  margin: 0;
  white-space: nowrap;
}

.hero-subtitle {
  font-size: clamp(1rem, 1vw + 0.9rem, 1.125rem);
  color: var(--text-dim);
  max-width: 44ch;
  margin: 0;
}

/* Моно-специфікація статусу */
.spec-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.spec-row {
  display: grid;
  grid-template-columns: minmax(140px, auto) 1fr;
  gap: 16px;
}

.spec-row span:first-child {
  opacity: 0.5;
}

.spec-row span:last-child {
  opacity: 0.9;
}

.spec-row strong,
.spec-beta-start,
.spec-release {
  font-weight: 700;
  opacity: 1;
}

/* Прогрес: гігантський відсоток */
.hero-progress {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
  gap: 8px;
}

.hero-progress-labels {
  display: flex;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.hero-progress-labels span {
  color: var(--text-on-ink);
}

.hero-percent {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(4rem, 14vw, 9rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.hero-progress-track {
  width: 100%;
  height: 3px;
  background: var(--line);
}

.hero-progress-fill {
  height: 100%;
  background: var(--metal);
  transition: width 0.6s ease;
}

/* ── Buttons ─────────────────────────────────────────────────────────── */
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  border-radius: 2px;
  padding: 16px 28px;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  border: 1px solid var(--text-on-ink);
  background: var(--text-on-ink);
  color: var(--ink);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--ink);
  color: var(--text-on-ink);
}

.btn-secondary {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-on-ink);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: var(--text-on-ink);
  background: var(--text-on-ink);
  color: var(--ink);
}

.btn:disabled {
  opacity: 0.5;
  cursor: default;
}

/* ── Section surfaces: чергування ink / graphite ────────────────────────
   .bg-ink / .bg-graphite задають фон, колір тексту й --line-current, від
   якого залежать усі hairline-елементи всередині (block-grid, ruler, форма). */
.bg-ink {
  background: var(--ink);
  color: var(--text-on-ink);
  --line-current: var(--line);
}

.bg-graphite {
  background: var(--graphite);
  color: var(--text-on-graphite);
  --line-current: var(--line-lt);
}

.dim {
  opacity: 0.6;
}

.section {
  position: relative;
  padding: clamp(3rem, 7vw, 7rem) 0;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--edge);
}

.section-head {
  margin-bottom: clamp(1.5rem, 4vw, 3rem);
}

.section-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  opacity: 0.6;
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: clamp(2rem, 6vw, 5rem);
  letter-spacing: -0.03em;
  line-height: 1;
  margin: 0;
  max-width: 18ch;
}

.section-subheading {
  margin: 1rem 0 0;
  font-size: 1.05rem;
  max-width: 50ch;
  opacity: 0.75;
}

/* ── Ruler with ticks: верхній край графітових секцій ───────────────── */
.section-ruler {
  display: flex;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto clamp(1.5rem, 4vw, 3rem);
  padding: 0 var(--edge);
  opacity: 0.3;
}

.ruler-tick {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.ruler-tick::before {
  content: '';
  width: 1px;
  height: 10px;
  background: currentColor;
}

.ruler-tick span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.05em;
}

/* ── Block grid: ruled grid для карток без заокруглень/тіней ────────── */
.block-grid {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line-current);
  border-left: 1px solid var(--line-current);
}

.block {
  border-right: 1px solid var(--line-current);
  border-bottom: 1px solid var(--line-current);
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

.block-code {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  opacity: 0.6;
  margin-bottom: 1rem;
}

.block h3 {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0 0 0.75rem;
}

.block p {
  margin: 0;
  opacity: 0.75;
  font-size: 0.95rem;
}

/* ── Framed: кутові маркери навколо важливого блоку ──────────────────── */
.framed {
  position: relative;
}

.framed::before,
.framed::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  pointer-events: none;
}

.framed::before {
  top: -1px;
  left: -1px;
  border-top: 1px solid var(--line-current);
  border-left: 1px solid var(--line-current);
}

.framed::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 1px solid var(--line-current);
  border-right: 1px solid var(--line-current);
}

/* ── 05 Ціни: гігантська ціна ────────────────────────────────────────── */
.price-block {
  padding: clamp(2rem, 5vw, 3rem);
  border: 1px solid var(--line-current);
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.price-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(4rem, 14vw, 9rem);
  letter-spacing: -0.03em;
  line-height: 0.9;
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.price-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
  margin: 0.75rem 0 0;
}

.price-spec {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--line-current);
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── 06 Бета: дві колонки ────────────────────────────────────────────── */
.beta-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.beta-column h3 {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  letter-spacing: -0.01em;
  margin: 0 0 1.25rem;
}

.beta-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.beta-column li {
  display: flex;
  gap: 12px;
  opacity: 0.85;
}

.beta-column li::before {
  content: '→';
  flex-shrink: 0;
  opacity: 0.6;
}

.beta-note {
  margin-top: clamp(2rem, 5vw, 3rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-current);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
}

/* ── 07 Форма ────────────────────────────────────────────────────────── */
.apply-form {
  max-width: 560px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 1.75rem;
}

.field label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
}

.field input,
.field textarea {
  font-family: var(--font-display);
  font-size: 1rem;
  color: inherit;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line-current);
  border-radius: 0;
  padding: 10px 0;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--text-on-ink);
}

.field input::placeholder,
.field textarea::placeholder {
  color: inherit;
  opacity: 0.4;
}

/* Honeypot: поза екраном, приховано від AT і клавіатурної навігації, але не display:none */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.turnstile-wrap {
  margin-bottom: 1.5rem;
}

.form-status {
  min-height: 1.2em;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 1.25rem;
}

.form-status--error {
  color: var(--error);
}

.form-status--success {
  color: var(--success);
}

.form-privacy-note {
  margin: 1.5rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.5;
  max-width: 50ch;
}

.form-success h3 {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

.form-success p {
  opacity: 0.75;
  margin: 0;
  max-width: 50ch;
}

/* ── 08 Футер ────────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--line);
  padding: clamp(2rem, 5vw, 3rem) var(--edge);
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.footer-row a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

.footer-row a:hover,
.footer-row a:focus-visible {
  color: var(--text-on-ink);
}

/* ── 404 ─────────────────────────────────────────────────────────────── */
.notfound-hero {
  min-height: 70vh;
}

.notfound-title {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  letter-spacing: -0.02em;
  white-space: normal;
  margin: 0;
}

/* ── Reveal on scroll ────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .ticker-track {
    animation: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Mobile (< 768px) ────────────────────────────────────────────────── */
@media (max-width: 767px) {
  .nav {
    display: none;
  }

  .header-cta {
    display: inline-block;
  }

  .hero-progress {
    align-self: stretch;
    align-items: flex-start;
    text-align: left;
  }

  .hero-title {
    white-space: normal;
  }

  .section-ruler {
    display: none;
  }
}

/* ── Tablet: 768px ───────────────────────────────────────────────────── */
@media (min-width: 768px) {
  .hero-content {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
  }

  .hero-title,
  .hero-subtitle,
  .button-row {
    flex-basis: 100%;
  }

  .spec-block {
    flex-basis: 55%;
  }

  .hero-progress {
    flex-basis: 40%;
  }

  .block-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .beta-columns {
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
  }

  .footer-row {
    flex-wrap: nowrap;
  }
}

/* ── Desktop: 1440px ─────────────────────────────────────────────────── */
@media (min-width: 1440px) {
  .spec-block {
    flex-basis: 45%;
  }

  .hero-progress {
    flex-basis: 30%;
  }

  .block-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}