/* ============================================
   TAKE — Design System
   AI Content Operations Agent
   ============================================ */

/* --- Variables --- */
:root {
  --bg: #0a0a0c;
  --bg-alt: #0f0f12;
  --surface: #16161a;
  --surface-2: #1e1e23;
  --border: #26262d;
  --border-dim: #1c1c21;
  --text: #f0ede8;
  --text-2: #9d9896;
  --text-3: #5a5754;
  --accent: #F59E0B;
  --accent-dim: rgba(245, 158, 11, 0.12);
  --accent-glow: rgba(245, 158, 11, 0.04);
  --red: #ef4444;
  --green: #22c55e;

  --font-display: 'Syne', sans-serif;
  --font-body: 'Instrument Sans', sans-serif;

  --radius: 4px;
  --radius-lg: 8px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}

/* --- Typography --- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

em { font-style: italic; color: var(--accent); }
strong { font-weight: 600; color: var(--text); }

.mono { font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace; font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase; }
.mono-sm { font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace; font-size: 10px; letter-spacing: 0.03em; opacity: 0.5; }

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-rows: 1fr auto;
  position: relative;
  overflow: hidden;
  padding: 80px 48px 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 64px 64px;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  margin-bottom: 40px;
  font-family: var(--font-body);
  font-weight: 500;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-headline {
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.04em;
  margin-bottom: 32px;
}

.hero-headline em { font-style: italic; color: var(--accent); }

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--text-2);
  max-width: 520px;
  line-height: 1.7;
  font-weight: 400;
}

/* --- Hero Visual (Timeline) --- */
.hero-visual {
  position: relative;
  z-index: 1;
  margin-top: 60px;
  max-width: 640px;
}

.timeline {
  background: var(--bg-alt);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

.timeline-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
}

.timeline-label span { color: var(--text-3); }
.timeline-label .mono-sm { color: var(--accent); opacity: 0.8; }

.track {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.track-bar {
  height: 6px;
  background: var(--surface-2);
  border-radius: 3px;
  flex: 1;
  overflow: hidden;
  position: relative;
}

.track-bar::after {
  content: '';
  position: absolute;
  left: 0; top: 0; height: 100%;
  background: linear-gradient(90deg, var(--border) 0%, var(--accent) 80%, transparent 100%);
  border-radius: 3px;
  width: var(--w, 60%);
}

.track--ingest .track-bar::after { --w: 75%; }
.track--clip .track-bar::after { --w: 55%; }
.track--caption .track-bar::after { --w: 40%; }
.track--publish .track-bar::after { --w: 85%; }

.track-bar--live {
  background: var(--accent-dim);
  border: 1px solid rgba(245,158,11,0.2);
}

.track-bar--live::after {
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 60%, rgba(245,158,11,0.3) 100%);
  width: 62% !important;
  animation: progress 3s ease-in-out infinite;
}

@keyframes progress {
  0% { width: 40%; }
  100% { width: 85%; }
}

.track-label {
  font-size: 10px;
  color: var(--text-3);
  width: 64px;
  text-align: right;
  flex-shrink: 0;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 1.2s ease-in-out infinite;
  margin-left: -2px;
}

.timeline-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-dim);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
}

/* --- Hero Stats --- */
.hero-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border-dim);
  max-width: 640px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.04em;
}

.stat-desc {
  font-size: 11px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* --- Philosophy --- */
.philosophy {
  background: var(--bg-alt);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  padding: 120px 48px;
}

.philosophy-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.eyebrow-line {
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--accent);
  margin-right: 12px;
  vertical-align: middle;
}

.philosophy-eyebrow {
  grid-column: 1 / -1;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  font-weight: 500;
  margin-bottom: -40px;
}

.philosophy-headline {
  font-size: clamp(2rem, 3.5vw, 3rem);
  position: sticky;
  top: 60px;
}

.philosophy-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.philosophy-body p {
  color: var(--text-2);
  font-size: 1rem;
  line-height: 1.75;
}

.philosophy-body em { font-style: italic; color: var(--accent); }

.philosophy-quote {
  margin-top: 16px;
  padding-left: 20px;
  border-left: 2px solid var(--accent-dim);
}

.philosophy-quote blockquote {
  font-style: italic;
  color: var(--text-2);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.philosophy-quote cite {
  display: block;
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-3);
  font-style: normal;
}

/* --- Workflow --- */
.workflow {
  padding: 120px 48px;
}

.workflow-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.workflow-header {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
  font-weight: 500;
  margin-bottom: 24px;
}

.workflow-headline {
  font-size: clamp(2rem, 3.5vw, 3.5rem);
  margin-bottom: 72px;
  max-width: 480px;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-dim);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 60px;
}

.step {
  background: var(--bg-alt);
  padding: 40px 32px;
  position: relative;
  transition: background 0.2s;
}

.step:hover {
  background: var(--surface);
}

.step-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--accent-dim);
  letter-spacing: -0.05em;
  line-height: 1;
  margin-bottom: 24px;
  position: relative;
}

.step-num::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.65;
}

/* Workflow diagram */
.workflow-visual {
  display: flex;
  justify-content: flex-start;
}

.workflow-diagram {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 32px 40px;
  background: var(--bg-alt);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg);
}

.node {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--text-2);
  white-space: nowrap;
}

.node svg { flex-shrink: 0; color: var(--text-3); }

.node--input { border-color: var(--border); }
.node--agent { border-color: var(--accent); background: var(--accent-dim); color: var(--text); }
.node--agent svg { color: var(--accent); }
.node--output { border-color: var(--green); }
.node--output svg { color: var(--green); }

.agent-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: var(--bg);
  padding: 3px 7px;
  border-radius: 3px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-family: var(--font-body);
}

.agent-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--bg);
}

.arrow { color: var(--text-3); flex-shrink: 0; }
.arrow svg { display: block; }

/* --- Manifesto --- */
.manifesto {
  padding: 140px 48px 160px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border-dim);
  text-align: center;
}

.manifesto-inner {
  max-width: 760px;
  margin: 0 auto;
}

.manifesto-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.03em;
  color: var(--text-2);
  margin-bottom: 16px;
}

.manifesto-text--accent {
  color: var(--text);
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  margin-bottom: 32px;
}

.manifesto-tag {
  margin-top: 48px;
  display: inline-block;
  padding: 10px 20px;
  border: 1px solid var(--border-dim);
  border-radius: 100px;
  font-size: 12px;
  color: var(--text-3);
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* --- Footer --- */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border-dim);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.04em;
  display: block;
  margin-bottom: 4px;
}

.footer-tagline {
  font-size: 12px;
  color: var(--text-3);
}

.footer-meta .mono-sm { color: var(--text-3); }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .workflow-steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero { padding: 60px 24px 48px; }
  .philosophy { padding: 80px 24px; }
  .philosophy-inner { grid-template-columns: 1fr; gap: 40px; }
  .philosophy-headline { position: static; }
  .workflow { padding: 80px 24px; }
  .workflow-steps { grid-template-columns: 1fr; }
  .manifesto { padding: 80px 24px 100px; }
  .footer { padding: 32px 24px; }
  .hero-bottom { gap: 24px; flex-wrap: wrap; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .hero-visual { display: none; }
  .workflow-diagram { flex-wrap: wrap; gap: 12px; }
}