/* Freedom Architect: Polyphony — design system (cinematic / noir) */

:root {
  --void: #050608;
  --gold: #c9a227;
  --gold-dim: rgba(201, 162, 39, 0.35);
  --gold-glow: rgba(201, 162, 39, 0.12);
  --text: #e5e5e5;
  --text-muted: #a1a1aa;
  --border: #27272a;
  --border-hi: #3f3f46;
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: Inter, system-ui, -apple-system, sans-serif;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --shadow-deep: 0 24px 48px rgba(0, 0, 0, 0.45);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--void);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 45% at 15% -5%, rgba(201, 162, 39, 0.07), transparent 55%),
    radial-gradient(ellipse 50% 40% at 100% 10%, rgba(201, 162, 39, 0.04), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* Typography */
.serif { font-family: var(--serif); }
.caps {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
}
.muted { color: var(--text-muted); }
.lead { font-size: 1.2rem; line-height: 1.65; color: var(--text-muted); }

h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.15; }
h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.35rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(5, 6, 8, 0.88);
  backdrop-filter: blur(12px);
}
.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
  flex-wrap: wrap;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border-hi);
  border-radius: 999px;
  overflow: hidden;
  background: rgba(8, 9, 12, 0.6);
}
.lang-btn {
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.45rem 0.85rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}
.lang-btn:hover {
  color: var(--gold);
}
.lang-btn.active {
  background: var(--gold-glow);
  color: var(--gold);
}
.brand {
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}
.brand span { color: var(--gold); }
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.nav-links a:hover { color: var(--gold); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 5rem;
  padding: 2.5rem 0;
  color: var(--text-muted);
  font-size: 0.88rem;
}
.site-footer .inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

/* Sections */
section { padding: 4.5rem 0; }
.section-label { margin-bottom: 0.75rem; }
.section-title { margin-bottom: 1.25rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-lg);
  font-size: 0.95rem;
  font-weight: 500;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--gold);
  color: var(--void);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--gold-glow);
}
.btn-ghost {
  border-color: var(--border-hi);
  color: var(--text);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--gold-dim);
  color: var(--gold);
  transform: translateY(-2px);
}
.btn-row { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2rem; }

/* Cards */
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: rgba(15, 16, 20, 0.6);
  padding: 1.5rem;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--gold-dim);
  box-shadow: var(--shadow-deep);
}
.card-role { margin-bottom: 0.35rem; }
.card-name {
  font-family: var(--serif);
  font-size: 1.45rem;
  margin-bottom: 0.5rem;
}
.card-tagline { color: var(--text-muted); font-size: 0.95rem; }

.council-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

/* Canvas */
.canvas-wrap {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #08090c;
  box-shadow: var(--shadow-deep);
}
.canvas-wrap canvas {
  display: block;
  width: 100%;
  height: auto;
}
.canvas-caption {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Form */
.form-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  background: rgba(12, 13, 17, 0.75);
}
.form-grid {
  display: grid;
  gap: 1.25rem;
}
.form-field label {
  display: block;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.45rem;
}
.form-field input {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-hi);
  background: var(--void);
  color: var(--text);
  font: inherit;
}
.form-field input:focus {
  outline: none;
  border-color: var(--gold-dim);
  box-shadow: 0 0 0 3px var(--gold-glow);
}
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  overflow: hidden;
}
.form-note {
  margin-top: 1rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.form-status {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-lg);
  font-size: 0.92rem;
  display: none;
}
.form-status.visible { display: block; }
.form-status.success {
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  background: var(--gold-glow);
}
.form-status.error {
  border: 1px solid #7f1d1d;
  color: #fca5a5;
  background: rgba(127, 29, 29, 0.2);
}

/* Agent page */
.agent-hero {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2.5rem;
  align-items: center;
  padding: 3rem 0 2rem;
}
@media (max-width: 860px) {
  .agent-hero { grid-template-columns: 1fr; }
}
.agent-portrait {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-deep);
}
.agent-portrait img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.agent-story p { margin-bottom: 1.25rem; color: var(--text-muted); }
.agent-story p:first-of-type {
  color: var(--text);
  font-size: 1.12rem;
  font-family: var(--serif);
}
.agent-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.92rem;
}
.agent-nav a { color: var(--text-muted); }
.agent-nav a:hover { color: var(--gold); }

/* Hero */
.hero { padding: 5rem 0 3rem; }
.hero-hook { max-width: 42rem; margin-bottom: 0.5rem; }

/* Two-column layout */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }