/* ============================================================
   inversify-props / inversify-hooks landing — shared dark theme
   violet↔cyan accent family (props leads violet, hooks leads cyan)
   ============================================================ */

:root {
  --bg: #0d1117;
  --bg-panel: #161b22;
  --bg-code: #0a0c10;
  --border: #30363d;
  --text: #e6edf3;
  --text-dim: #9aa4b2;
  --violet: #8b5cf6;
  --cyan: #22d3ee;
  --green: #3fb950;
  --red-soft: #f87171;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* Per-site accent lead */
body.theme-props {
  --accent: var(--violet);
  --accent-2: var(--cyan);
  --accent-soft: #c4b5fd;
  --accent-glow: rgba(139, 92, 246, 0.35);
}

body.theme-hooks {
  --accent: var(--cyan);
  --accent-2: var(--violet);
  --accent-soft: #a5f3fc;
  --accent-glow: rgba(34, 211, 238, 0.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 760px; }
.center { text-align: center; }

a { color: var(--accent-soft); text-decoration: none; }
a:hover { color: var(--accent); }

code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.1em 0.4em;
}

h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  margin-bottom: 0.5em;
  letter-spacing: -0.02em;
}

.section { padding: 72px 0; }
.section-sub { color: var(--text-dim); max-width: 720px; margin-bottom: 2rem; }

.accent {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------------- Nav ---------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.95rem;
  white-space: nowrap;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1rem;
}

.brand-mark.small { width: 22px; height: 22px; font-size: 0.8rem; border-radius: 6px; }

.nav-links { display: flex; gap: 20px; align-items: center; }

.nav-links a {
  color: var(--text-dim);
  font-size: 0.9rem;
  transition: color 0.15s;
  white-space: nowrap;
}

.nav-links a:hover { color: var(--text); }

.nav-sibling {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
}

.nav-sibling:hover { border-color: var(--accent); }

/* ---------------- Hero ---------------- */
.hero { padding: 96px 0 56px; text-align: center; }

.hero-mark {
  display: inline-block;
  font-family: var(--mono);
  font-size: 1.1rem;
  color: var(--accent-soft);
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 22px;
  margin-bottom: 28px;
  box-shadow: 0 0 40px var(--accent-glow);
  animation: float 5s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-sub {
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto 36px;
}

.hero-platforms {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-top: 24px;
  font-family: var(--mono);
}

.hero-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.hero-badges img { height: 20px; display: block; }

/* ---------------- Install box ---------------- */
.install-box {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  font-family: var(--mono);
  font-size: 1rem;
  box-shadow: 0 0 0 1px var(--accent-glow), 0 8px 40px rgba(0, 0, 0, 0.4);
  transition: border-color 0.2s;
}

.install-box:hover { border-color: var(--accent); }

.install-box.big { font-size: 1.15rem; padding: 18px 24px; }

.install-box code { background: none; border: none; padding: 0; color: var(--text); }

.install-prompt { color: var(--green); font-weight: 700; user-select: none; }

.copy-btn {
  display: inline-flex;
  align-items: center;
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-dim);
  cursor: pointer;
  padding: 6px;
  transition: all 0.15s;
}

.copy-btn:hover { color: var(--accent); border-color: var(--accent); }

.copy-btn .icon-check { display: none; }
.copy-btn.copied .icon-copy { display: none; }
.copy-btn.copied .icon-check { display: block; color: var(--green); }
.copy-btn.copied { border-color: var(--green); }

/* ---------------- Code windows ---------------- */
.code-window {
  max-width: 760px;
  margin: 0 auto 20px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.45);
}

.code-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
}

.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }

.code-title {
  margin-left: 10px;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.code-body {
  padding: 20px;
  font-family: var(--mono);
  font-size: 0.85rem;
  line-height: 1.7;
  overflow-x: auto;
}

.code-body code { background: none; border: none; padding: 0; font-size: inherit; }

/* Minimal syntax palette */
.code-body .k { color: #ff7b72; }          /* keyword */
.code-body .t { color: #79c0ff; }          /* type */
.code-body .s { color: #a5d6ff; }          /* string */
.code-body .f { color: #d2a8ff; }          /* function */
.code-body .c { color: #8b949e; font-style: italic; }  /* comment */
.code-body .d { color: var(--accent-soft); }           /* decorator */

/* ---------------- Compare grid ---------------- */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

.compare-grid .code-window { margin: 0; max-width: none; }

.code-window.bad { border-color: rgba(248, 113, 113, 0.35); }
.code-window.bad .code-title { color: var(--red-soft); }

.code-window.good { border-color: var(--accent); box-shadow: 0 0 32px var(--accent-glow); }
.code-window.good .code-title { color: var(--accent-soft); }

/* ---------------- Cards ---------------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

.cards-grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.card {
  display: block;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  color: var(--text);
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover { border-color: var(--accent); transform: translateY(-3px); }

.card h3 {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--accent-soft);
  margin-bottom: 8px;
}

.card p { color: var(--text-dim); font-size: 0.9rem; }

/* ---------------- API table ---------------- */
.api-table {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.api-row {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) 3fr;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
  align-items: center;
}

.api-row:nth-child(odd) { background: var(--bg-code); }
.api-row:last-child { border-bottom: none; }

.api-row > code {
  color: var(--accent-soft);
  background: none;
  border: none;
  font-size: 0.85rem;
  word-break: break-word;
}

.api-row p { color: var(--text-dim); font-size: 0.9rem; }

/* ---------------- Sibling card ---------------- */
.sibling-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: linear-gradient(135deg, var(--bg-panel), var(--bg-code));
  border: 1px solid var(--accent-2);
  border-radius: 14px;
  padding: 28px 32px;
  color: var(--text);
  transition: transform 0.2s, box-shadow 0.2s;
}

.sibling-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.45);
  color: var(--text);
}

.sibling-card h3 { margin-bottom: 6px; font-size: 1.15rem; }
.sibling-card p { color: var(--text-dim); font-size: 0.92rem; }

.sibling-arrow {
  font-size: 1.8rem;
  color: var(--accent-2);
  flex-shrink: 0;
}

/* ---------------- CTA ---------------- */
.cta-section {
  background: radial-gradient(ellipse at center, var(--accent-glow), transparent 70%);
}

.cta-note { color: var(--text-dim); margin-top: 20px; font-size: 0.9rem; }

.cta-links {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s;
}

.btn:hover { border-color: var(--accent); color: var(--text); }

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #fff;
}

.btn.primary:hover {
  box-shadow: 0 4px 24px var(--accent-glow);
  color: #fff;
  filter: brightness(1.1);
}

/* ---------------- Footer ---------------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  margin-top: 40px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-weight: 700;
  color: var(--text);
}

.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); }
.footer-links a:hover { color: var(--accent-soft); }

/* ---------------- Scroll reveal ---------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-mark { animation: none; }
}

/* ---------------- Responsive ---------------- */
@media (max-width: 800px) {
  .compare-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav-brand { font-size: 0.85rem; }
  .nav-links { gap: 12px; font-size: 0.85rem; }
  .nav-links a:nth-child(1), .nav-links a:nth-child(2), .nav-links a:nth-child(3), .nav-links .nav-sibling { display: none; }
  .hero { padding: 64px 0 36px; }
  .install-box { font-size: 0.85rem; gap: 8px; padding: 12px 14px; }
  .install-box.big { font-size: 0.9rem; }
  .section { padding: 48px 0; }
  .code-body { font-size: 0.75rem; }
  .api-row { grid-template-columns: 1fr; gap: 6px; }
  .sibling-card { flex-direction: column; align-items: flex-start; }
}