/* ── Design tokens ───────────────────────────────────────────────────── */
:root {
  --bg:          #0f0c09;
  --bg2:         #1c1713;
  --bg3:         #26211c;
  --accent:      #d9956d;
  --accent2:     #e8b48e;
  --accent-soft: #8b6f5f;
  --text:        #f5f0ea;
  --muted:       #9a8e83;
  --card:        #1c1713;
  --border:      rgba(217, 149, 109, .14);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, .45);
  --radius-lg:   20px;
  --radius-md:   14px;
  --radius-sm:   8px;
  --transition-fast: .18s ease-out;
  --transition-slow: .45s ease-out;
  --font-main: system-ui, -apple-system, "Inter", sans-serif;
}

/* ── Reset ───────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: var(--font-main);
  background: radial-gradient(circle at top, #2a2218 0, var(--bg) 55%, #0a0806 100%);
  color: var(--text);
  scroll-behavior: smooth;
  line-height: 1.6;
}

/* ── Page animation ──────────────────────────────────────────────────── */
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(8px);
  animation: fadeInUp var(--transition-slow) forwards;
}
.page--fade-out { animation: fadeOutDown var(--transition-slow) forwards; }

/* ── Header / Nav ────────────────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 2rem;
  background: rgba(15, 12, 9, .88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: .02em;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .25rem;
  flex-shrink: 0;
}
.logo em { color: var(--accent); font-style: normal; }

/* Center nav links */
.nav-center {
  display: flex;
  align-items: center;
  gap: .15rem;
  flex: 1;
  justify-content: center;
}
.nav-link {
  padding: .38rem .9rem;
  border-radius: 999px;
  font-size: .84rem;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--transition-fast), background var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}
.nav-link:hover { color: var(--text); background: rgba(255,255,255,.06); }
.nav-link.active { color: var(--text); background: rgba(255,255,255,.08); }

/* Right side: separator + lang toggles + CTA */
.nav-right {
  display: flex;
  align-items: center;
  gap: .3rem;
  flex-shrink: 0;
}
.nav-sep {
  width: 1px;
  height: 18px;
  background: var(--border);
  margin: 0 .25rem;
}

/* Language toggles */
.lang-toggle {
  border: none;
  background: transparent;
  padding: .32rem .65rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: .8rem;
  font-family: var(--font-main);
  color: var(--muted);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.lang-toggle:hover { background: rgba(255,255,255,.07); color: var(--text); }
.lang-toggle.active { background: rgba(217,149,109,.15); color: var(--accent); font-weight: 600; }

/* ── Buttons ─────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .58rem 1.25rem;
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 600;
  font-family: var(--font-main);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast),
              box-shadow var(--transition-fast), transform var(--transition-fast),
              border-color var(--transition-fast);
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 18px rgba(217,149,109,.25);
}
.btn--primary:hover { background: var(--accent2); transform: translateY(-1px); box-shadow: 0 6px 24px rgba(217,149,109,.35); }

.btn--ghost {
  background: rgba(38,33,28,.8);
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover { background: rgba(38,33,28,1); border-color: rgba(217,149,109,.28); transform: translateY(-1px); }

.btn--sm { padding: .4rem 1rem; font-size: .82rem; }

/* ── Main content ────────────────────────────────────────────────────── */
.main {
  flex: 1;
  padding: 1.5rem 2rem 3rem;
  max-width: 1080px;
  margin: 0 auto;
  width: 100%;
}

/* ── Hero ────────────────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 370px;
  gap: 3rem;
  align-items: center;
  padding: 4.5rem 0 3.5rem;
  margin-bottom: 1rem;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  background: rgba(217,149,109,.1);
  border: 1px solid rgba(217,149,109,.22);
  border-radius: 999px;
  padding: .28rem .9rem;
  font-size: .72rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.hero__content h1 {
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.025em;
  margin: 0 0 .9rem;
}
.hero__content h1 span { color: var(--accent); }
.hero__content p {
  color: var(--muted);
  font-size: 1.02rem;
  margin: 0 0 1.8rem;
  max-width: 440px;
  line-height: 1.7;
}
.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin-bottom: 2rem;
}

/* Stats row */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.hero-stat { display: flex; flex-direction: column; gap: .1rem; }
.hero-stat__val {
  font-size: 1.55rem;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
  letter-spacing: -.02em;
}
.hero-stat__label {
  font-size: .68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .09em;
}
.hero-stat-sep {
  width: 1px;
  height: 2rem;
  background: var(--border);
  flex-shrink: 0;
}

/* Hero art panel */
.hero__art {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.art-panel {
  background: linear-gradient(135deg, var(--bg3), var(--bg2));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  position: relative;
  overflow: hidden;
}
.art-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 10%, rgba(217,149,109,.07), transparent 60%);
  pointer-events: none;
}
.art-icon { font-size: 2.4rem; margin-bottom: .5rem; display: block; }
.art-chip {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  background: rgba(93,224,160,.1);
  border: 1px solid rgba(93,224,160,.2);
  border-radius: 999px;
  padding: .22rem .65rem;
  font-size: .7rem;
  color: #5de0a0;
  margin-bottom: .85rem;
}
.art-chip::before { content:''; width:6px; height:6px; border-radius:50%; background:#5de0a0; animation:pulse 2s infinite; }
.art-msg {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius-sm);
  padding: .6rem .85rem;
  font-size: .8rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: .5rem;
}
.art-msg:last-child { margin-bottom: 0; }
.art-msg strong { color: var(--text); display: block; margin-bottom: .12rem; font-size: .73rem; }

/* ── Section base ────────────────────────────────────────────────────── */
.section { margin-bottom: 3rem; }
.section__label {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: .5rem;
}
.section__title {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -.025em;
  margin: 0 0 .5rem;
}
.section__sub {
  color: var(--muted);
  font-size: .95rem;
  max-width: 480px;
  line-height: 1.65;
  margin: 0 0 2.2rem;
}
.divider {
  height: 1px;
  background: var(--border);
  margin: .5rem 0 3rem;
}

/* ── Feature cards ───────────────────────────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.3rem;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.card:hover {
  transform: translateY(-2px);
  border-color: rgba(217,149,109,.28);
  box-shadow: 0 8px 32px rgba(0,0,0,.45);
}
.card-icon { font-size: 1.6rem; margin-bottom: .7rem; }
.card h3 { font-size: .95rem; font-weight: 700; margin: 0 0 .35rem; }
.card p { color: var(--muted); font-size: .83rem; margin: 0; line-height: 1.55; }

/* ── Split blocks (personality / bilingual) ──────────────────────────── */
.section--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-bottom: 3rem;
}
.split__block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.3rem;
}
.split__block h2 { font-size: 1.1rem; font-weight: 700; margin: 0 0 .5rem; }
.split__block p { color: var(--muted); font-size: .87rem; margin: 0; }

.pill-list { list-style:none; padding:0; margin: .8rem 0 0; display:flex; flex-wrap:wrap; gap:.4rem; }
.pill-list li {
  padding: .25rem .75rem;
  border-radius: 999px;
  background: var(--bg3);
  font-size: .78rem;
  color: var(--muted);
}

.example-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .6rem;
  background: var(--bg3);
  border-radius: var(--radius-sm);
  padding: .75rem;
  margin-top: .75rem;
}
.example-card h4 { margin:0 0 .2rem; font-size:.75rem; text-transform:uppercase; letter-spacing:.07em; color:var(--muted); }
.example-card p { margin:0; font-size:.88rem; }

/* ── Footer ──────────────────────────────────────────────────────────── */
.footer {
  padding: 1.25rem 2rem 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  max-width: 1080px;
  margin: 0 auto;
  width: 100%;
}
.footer__nav { display: flex; gap: 1rem; }
.footer__nav a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
}
.footer__nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition-fast);
}
.footer__nav a:hover { color: var(--text); }
.footer__nav a:hover::after { width: 100%; }

/* ── Transitions / animation helpers ────────────────────────────────── */
.link--transition { cursor: pointer; }

.lang-fade {
  transition: opacity .35s cubic-bezier(.4,0,.2,1), transform .35s cubic-bezier(.4,0,.2,1), filter .35s cubic-bezier(.4,0,.2,1);
  will-change: opacity, transform, filter;
}
.lang-fade.hidden {
  opacity: 0;
  transform: translateY(4px);
  filter: blur(4px);
}

@keyframes fadeInUp   { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeOutDown{ from{opacity:1;transform:translateY(0)} to{opacity:0;transform:translateY(8px)} }
@keyframes pulse      { 0%,100%{opacity:1} 50%{opacity:.35} }
@keyframes steamUp {
  0%   { opacity:0; transform:translateY(10px) scale(.8); }
  40%  { opacity:1; transform:translateY(-5px)  scale(1); }
  100% { opacity:0; transform:translateY(-20px) scale(1.1); }
}

/* ── Commands page ───────────────────────────────────────────────────── */
.cmds-hero {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}
.cmd-controls {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.cmd-search-wrap {
  position: relative;
}
.cmd-search {
  width: 100%;
  padding: .78rem 1.1rem .78rem 2.85rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  font-size: .92rem;
  font-family: var(--font-main);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.cmd-search::placeholder { color: var(--muted); }
.cmd-search:focus {
  border-color: rgba(217,149,109,.4);
  box-shadow: 0 0 0 3px rgba(217,149,109,.08);
}
.cmd-search-icon {
  position: absolute;
  left: .95rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: .9rem;
  opacity: .45;
  pointer-events: none;
}
.cmd-filters {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}
.filter-chip {
  padding: .32rem .9rem;
  border-radius: 999px;
  font-size: .78rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-main);
}
.filter-chip:hover { border-color: rgba(217,149,109,.3); color: var(--text); }
.filter-chip.active {
  background: rgba(217,149,109,.14);
  border-color: rgba(217,149,109,.35);
  color: var(--accent);
  font-weight: 600;
}
.cmd-meta {
  font-size: .8rem;
  color: var(--muted);
  margin-bottom: 1.2rem;
}
.cmd-meta strong { color: var(--text); }
.cmd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: .75rem;
}
.cmd-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: .9rem 1.1rem;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}
.cmd-card:hover {
  border-color: rgba(217,149,109,.28);
  transform: translateY(-1px);
}
.cmd-card__name {
  font-family: ui-monospace, "Cascadia Code", "Fira Code", monospace;
  font-size: .8rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: .25rem;
}
.cmd-card__desc {
  font-size: .8rem;
  color: var(--muted);
  line-height: 1.5;
}
.cmd-card__tag {
  display: inline-block;
  margin-top: .4rem;
  background: var(--bg3);
  border-radius: 4px;
  padding: .06rem .42rem;
  font-size: .64rem;
  color: var(--muted);
}
.cmd-empty {
  grid-column: 1/-1;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
  font-size: .9rem;
}

/* ── Docs styles ─────────────────────────────────────────────────────── */
.docs__search {
  margin-bottom: 2rem;
  padding: 1rem;
  background: var(--card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.docs__search input {
  width: 100%;
  padding: .7rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font-main);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.docs__search input:focus {
  border-color: rgba(217,149,109,.4);
  box-shadow: 0 0 0 3px rgba(217,149,109,.08);
}

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 820px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 3rem 0 2.5rem;
  }
  .hero__content p { max-width: 100%; }
  .hero__art { display: none; }
  .nav-center { display: none; }
  .main { padding: 1rem 1.25rem 2rem; }
  .header { padding: .7rem 1.25rem; }
  .section--split { grid-template-columns: 1fr; }
  .footer { flex-direction: column; gap: .5rem; align-items: flex-start; }
  .section__title { font-size: 1.5rem; }
}

@media (max-width: 480px) {
  .cmd-grid { grid-template-columns: 1fr; }
  }