/* ============================================================
   aminyx.top
   Radius system (fixed page-wide):
     - interactive (buttons, pills, tags): 999px
     - outer containers (cards, panels, media frames): 16px
     - nested tiles / nested media: 10px
   Single accent: amber. No second accent anywhere.
   ============================================================ */

:root {
  --font-sans: 'Onest', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --r-pill: 999px;
  --r-card: 16px;
  --r-tile: 10px;
  --nav-h: 68px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b0c0f;
  --bg-elev: #111318;
  --bg-deep: #08090c;
  --surface: #14171d;
  --line: rgba(235, 238, 244, 0.09);
  --line-strong: rgba(235, 238, 244, 0.16);
  --text: #e9ebef;
  --text-2: #a8afba;
  --text-3: #737a86;
  --accent: #e5a83e;
  --accent-ink: #1a1204;
  --accent-text: #ecb45a;
  --accent-dim: rgba(229, 168, 62, 0.13);
  --shadow-card: 0 18px 50px rgba(4, 5, 8, 0.5);
  --scrim: rgba(11, 12, 15, 0.82);
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f8fa;
  --bg-elev: #ffffff;
  --bg-deep: #eef0f3;
  --surface: #ffffff;
  --line: rgba(18, 21, 28, 0.11);
  --line-strong: rgba(18, 21, 28, 0.2);
  --text: #15181d;
  --text-2: #494f58;
  --text-3: #62676f;
  --accent: #e0a338;
  --accent-ink: #1a1204;
  --accent-text: #8a5c0e;
  --accent-dim: rgba(224, 163, 56, 0.1);
  --shadow-card: 0 18px 45px rgba(24, 28, 38, 0.1);
  --scrim: rgba(247, 248, 250, 0.88);
}

/* ---------- Reset ---------- */

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
}

body {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

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

:focus-visible {
  outline: 2px solid var(--accent-text);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  padding: 0.6rem 1.1rem;
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: var(--r-pill);
  font-weight: 600;
  transition: top 0.2s var(--ease);
}
.skip-link:focus-visible { top: 1rem; }

.container {
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

/* ---------- Typography ---------- */

.h1 {
  font-size: clamp(2.3rem, 4.4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.022em;
  text-wrap: balance;
}

.h2 {
  font-size: clamp(1.85rem, 3.2vw, 2.7rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.018em;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  text-wrap: balance;
}

.h3 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.014em;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.h3-s {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.012em;
  margin-bottom: 0.85rem;
}

p { color: var(--text-2); max-width: 65ch; }

.tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-text);
  margin-bottom: 0.9rem;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.7rem;
  border-radius: var(--r-pill);
  font-weight: 600;
  font-size: 1rem;
  white-space: nowrap;
  transition: transform 0.18s var(--ease), background-color 0.18s var(--ease),
              border-color 0.18s var(--ease), color 0.18s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-primary:hover { background: var(--accent-text); }
:root[data-theme="light"] .btn-primary:hover { background: #c98d24; }

.btn-ghost {
  border: 1px solid var(--line-strong);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-text); }

/* ---------- Nav ---------- */

.nav {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease),
              backdrop-filter 0.25s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: var(--scrim);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  backdrop-filter: blur(14px) saturate(160%);
  border-bottom-color: var(--line);
}

.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.wordmark {
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}
.wordmark-dot { color: var(--accent); }
.wordmark-s { font-size: 1.1rem; }

.nav-links {
  display: flex;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color 0.15s var(--ease);
}
.nav-links a:hover { color: var(--text); }

.nav-tools {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.lang-switch {
  display: flex;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 3px;
}
.lang-switch button {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 0.3rem 0.65rem;
  border-radius: var(--r-pill);
  color: var(--text-3);
  transition: color 0.15s var(--ease), background-color 0.15s var(--ease);
}
.lang-switch button:hover { color: var(--text); }
.lang-switch button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--accent-ink);
}

.theme-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  color: var(--text-2);
  transition: color 0.15s var(--ease), border-color 0.15s var(--ease);
}
.theme-toggle:hover { color: var(--text); border-color: var(--line-strong); }

.burger {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  position: relative;
}
.burger span {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.25s var(--ease), top 0.25s var(--ease);
}
.burger span:nth-child(1) { top: 14px; }
.burger span:nth-child(2) { top: 21px; }
.burger[aria-expanded="true"] span:nth-child(1) { top: 17px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { top: 17px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */

.hero {
  padding-top: calc(var(--nav-h) + clamp(2.5rem, 6vw, 4.5rem));
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero-name {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-3);
  margin-bottom: 1.4rem;
}

.hero-sub {
  margin-top: 1.4rem;
  font-size: 1.15rem;
  max-width: 34rem;
}

.hero-cta {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.hero-visual {
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background:
    radial-gradient(110% 80% at 82% 8%, var(--accent-dim), transparent 45%),
    var(--bg-elev);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  max-height: 440px;
  width: 100%;
}
#net-canvas { width: 100%; height: 100%; display: block; }

/* ---------- Stats ---------- */

.stats { padding-block: clamp(2rem, 4vw, 3rem); }

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  border-top: 1px solid var(--line);
  padding-top: clamp(2rem, 4vw, 3rem);
}

.stat-n {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.1;
}

.stat-l {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text-3);
  max-width: 16rem;
}

/* ---------- Work ---------- */

.work { padding-block: clamp(4rem, 8vw, 7rem) clamp(3rem, 6vw, 5rem); }

.feature {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2rem, 4.5vw, 4rem);
  align-items: center;
  margin-bottom: clamp(4rem, 8vw, 6.5rem);
}

.feature-flip .feature-copy { order: 2; }
.feature-flip .feature-media { order: 1; }

.feature-copy p + p { margin-top: 0.9rem; }

.feature-media img,
.card-media img {
  border-radius: var(--r-card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
}
.card-media img { border-radius: var(--r-tile); }

.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.3rem;
}
.stack li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-2);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 0.28rem 0.75rem;
}

.link-out {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1.4rem;
  font-weight: 600;
  color: var(--accent-text);
  transition: color 0.15s var(--ease);
}
.link-out:hover { color: var(--text); }
.link-out .arr { transition: transform 0.18s var(--ease); }
.link-out:hover .arr { transform: translate(2px, -2px); }

.link-row { display: flex; flex-wrap: wrap; gap: 1.6rem; }

/* Aminyx Link panel */

.panel {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: clamp(1.75rem, 4vw, 3.25rem);
  margin-bottom: clamp(4rem, 8vw, 6.5rem);
}

.panel-head { max-width: 46rem; }
.panel-lede { margin-top: 0.4rem; }

.spec-grid {
  margin-top: clamp(1.75rem, 3.5vw, 2.75rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.9rem;
}
.spec-grid li {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-tile);
  padding: 1.3rem 1.4rem;
}
.spec-grid h4 {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent-text);
  margin-bottom: 0.5rem;
}
.spec-grid p { font-size: 0.92rem; line-height: 1.55; }

/* Pair cards */

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
}
.card p + p { margin-top: 0.8rem; }
.card p { font-size: 0.97rem; }
.card .stack { margin-top: auto; padding-top: 1.3rem; }
.card-media { margin-top: 1.3rem; }
.card .link-out { margin-top: 1.2rem; }

/* ---------- Services (bento) ---------- */

.services { padding-block: clamp(4rem, 8vw, 7rem); }

.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
}

.bento-cell {
  grid-column: span 2;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  padding: clamp(1.5rem, 2.8vw, 2.1rem);
}
.bento-wide { grid-column: span 4; }

.bento-cell h3 {
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.65rem;
}
.bento-cell p { font-size: 0.95rem; }

.bento-tint {
  background:
    radial-gradient(130% 120% at 100% 0%, var(--accent-dim), transparent 55%),
    repeating-linear-gradient(-45deg, transparent 0 10px, var(--accent-dim) 10px 11px),
    var(--bg-elev);
}

/* ---------- Process ---------- */

.process { padding-block: clamp(3rem, 6vw, 5rem) clamp(4rem, 8vw, 7rem); }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  border-top: 1px solid var(--line-strong);
  padding-top: 1.4rem;
  position: relative;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  top: -0.95rem;
  left: 0;
  width: 1.9rem;
  height: 1.9rem;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-ink);
  background: var(--accent);
  border-radius: var(--r-pill);
}

.steps h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0.6rem 0 0.5rem;
}
.steps p { font-size: 0.93rem; }

/* ---------- Contact ---------- */

.contact {
  padding-block: clamp(4.5rem, 9vw, 8rem);
  background: var(--bg-deep);
  border-top: 1px solid var(--line);
}

.contact-h {
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
  max-width: 22ch;
}

.contact-sub {
  margin-top: 1.1rem;
  font-size: 1.1rem;
}

.contact-cta {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.social {
  margin-top: 2.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem;
}
.social a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color 0.15s var(--ease);
}
.social a:hover { color: var(--accent-text); }

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--line);
  background: var(--bg-deep);
  padding-block: 1.6rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-note, .footer-langs {
  font-size: 0.85rem;
  color: var(--text-3);
}

/* ---------- Reveal on scroll ----------
   Скрытие включается только при html.js: без JavaScript
   (или при его падении) весь контент виден сразу. */

html.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--d, 0ms);
}
html.js .reveal.in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .btn, .link-out .arr { transition: none; }
}

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    inset-inline: 0;
    flex-direction: column;
    gap: 0;
    background: var(--scrim);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 0 1rem;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
  }
  .nav-links.open {
    transform: none;
    opacity: 1;
    visibility: visible;
  }
  .nav-links a {
    padding: 0.85rem clamp(1.25rem, 4vw, 2.5rem);
    font-size: 1.05rem;
  }
  .burger { display: block; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-height: 340px; aspect-ratio: 16 / 9; }

  .feature,
  .feature-flip { grid-template-columns: 1fr; }
  .feature-flip .feature-copy { order: 1; }
  .feature-flip .feature-media { order: 2; }

  .spec-grid { grid-template-columns: 1fr 1fr; }

  .bento-cell, .bento-wide { grid-column: span 3; }

  .steps { grid-template-columns: 1fr 1fr; row-gap: 3rem; }
}

@media (max-width: 640px) {
  body { font-size: 1rem; }

  .lang-switch button { padding: 0.28rem 0.5rem; }

  .stats-row { grid-template-columns: 1fr 1fr; }

  .pair { grid-template-columns: 1fr; }

  .spec-grid { grid-template-columns: 1fr; }

  .bento-cell, .bento-wide { grid-column: span 6; }

  .steps { grid-template-columns: 1fr; row-gap: 2.6rem; }

  .hero-cta .btn { flex: 1 1 auto; }
}