/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #0F0E17;
  --bg-secondary: #1A1828;
  --bg-card: #232136;
  --bg-done: #1F2B1E;
  --amber: #F5A623;
  --amber-dim: rgba(245, 166, 35, 0.15);
  --lime: #B4FF4B;
  --lime-dim: rgba(180, 255, 75, 0.12);
  --text-primary: #FFFFFE;
  --text-secondary: rgba(255, 255, 254, 0.55);
  --text-dim: rgba(255, 255, 254, 0.3);
  --border-subtle: rgba(255, 255, 254, 0.07);
  --radius: 12px;
  --radius-sm: 6px;
  font-size: 16px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; font-weight: 700; line-height: 1.1; letter-spacing: -0.03em; }

/* === NAVBAR === */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border-subtle);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}
.brand-dot {
  width: 10px;
  height: 10px;
  background: var(--amber);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(245, 166, 35, 0.5);
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

/* === HERO === */
.hero {
  padding: 80px 48px 60px;
  text-align: center;
}
.hero-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--amber-dim);
  border: 1px solid rgba(245, 166, 35, 0.25);
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 100px;
  margin-bottom: 32px;
}
.hero-headline {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 28px;
  letter-spacing: -0.04em;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 64px;
  line-height: 1.7;
}
.hero-visual {
  display: flex;
  justify-content: center;
  padding: 0 16px;
}

/* === KANBAN BOARD === */
.board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 960px;
  width: 100%;
}
.lane {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 20px;
  min-height: 300px;
}
.lane-agent {
  background: rgba(245, 166, 35, 0.04);
  border-color: rgba(245, 166, 35, 0.2);
}
.lane-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.agent-badge {
  color: var(--amber);
  font-size: 0.65rem;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.4;
}
.card-dim { opacity: 0.5; }
.card-active {
  border-color: rgba(245, 166, 35, 0.3);
  background: rgba(245, 166, 35, 0.07);
  color: var(--text-primary);
  border-left: 3px solid var(--amber);
}
.card-agent {
  border-color: rgba(245, 166, 35, 0.4);
  background: rgba(245, 166, 35, 0.1);
  color: var(--text-primary);
}
.card-done {
  border-color: rgba(180, 255, 75, 0.2);
  background: var(--bg-done);
  color: var(--text-secondary);
  font-size: 0.78rem;
}
.card-done-sm {
  opacity: 0.45;
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.card-tag {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 2px 6px;
  border-radius: 3px;
  margin-right: 6px;
  background: rgba(255,255,255,0.08);
  color: var(--text-secondary);
}
.card-tag-amber { background: var(--amber-dim); color: var(--amber); }
.card-tag-done { background: var(--lime-dim); color: var(--lime); }
.card-progress { margin-top: 10px; }
.progress-bar {
  height: 3px;
  background: rgba(245, 166, 35, 0.2);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--amber);
  border-radius: 2px;
  width: 65%;
  animation: load-bar 2s ease-out forwards;
}
@keyframes load-bar {
  from { width: 0%; }
  to { width: 65%; }
}
.progress-label {
  display: block;
  font-size: 0.65rem;
  color: var(--amber);
  margin-top: 4px;
  font-weight: 500;
}

/* === AGENT SECTION === */
.agent-section {
  padding: 80px 48px;
  border-top: 1px solid var(--border-subtle);
}
.agent-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}
.section-eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.section-headline {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}
.section-headline.centered { text-align: center; }
.section-body {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 28px;
}
.agent-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.agent-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.check-icon {
  color: var(--lime);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* === TERMINAL === */
.agent-terminal {
  background: #0B0B14;
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.terminal-header {
  background: rgba(255,255,255,0.04);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
}
.term-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.term-dot.red { background: #FF5F57; }
.term-dot.yellow { background: #FEBC2E; }
.term-dot.green { background: #28C840; }
.term-title {
  font-family: 'Space Grotesk', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-left: 8px;
  letter-spacing: 0.04em;
}
.terminal-body { padding: 20px 20px; }
.term-line {
  display: flex;
  gap: 16px;
  margin-bottom: 14px;
  font-family: 'Space Grotesk', monospace;
  font-size: 0.8rem;
  line-height: 1.5;
}
.term-ts {
  color: var(--text-dim);
  flex-shrink: 0;
  width: 40px;
}
.term-msg { color: var(--text-secondary); }
.term-highlight { color: var(--amber); }
.term-pending .term-msg { color: var(--text-secondary); }
.escalate {
  color: #FF7A59;
  font-weight: 600;
}

/* === FEATURES === */
.features {
  padding: 80px 48px;
  border-top: 1px solid var(--border-subtle);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 48px auto 0;
}
.feature-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s;
}
.feature-card:hover {
  border-color: rgba(245, 166, 35, 0.3);
}
.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--amber-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--amber);
}
.feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.feature-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* === HOW IT WORKS === */
.how-section {
  padding: 80px 48px;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}
.step-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 900px;
  margin: 56px auto 0;
}
.step {
  flex: 1;
  max-width: 220px;
  text-align: center;
}
.step-connector {
  display: flex;
  align-items: center;
  padding: 0 8px;
  flex-shrink: 0;
}
.connector-line {
  width: 40px;
  height: 1px;
  background: var(--border-subtle);
}
.connector-dot {
  width: 6px;
  height: 6px;
  background: var(--amber);
  border-radius: 50%;
  margin-left: -3px;
}
.step-num {
  font-family: 'Space Grotesk', monospace;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--amber);
  opacity: 0.3;
  margin-bottom: 12px;
  letter-spacing: -0.04em;
}
.step-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.step-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === MANIFESTO === */
.manifesto {
  padding: 80px 48px;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}
.manifesto-quote {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  font-weight: 500;
  color: var(--text-primary);
  max-width: 720px;
  margin: 0 auto 32px;
  line-height: 1.5;
  letter-spacing: -0.02em;
  font-style: italic;
  border-left: 3px solid var(--amber);
  padding-left: 28px;
  text-align: left;
}
.manifesto-sub {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.7;
}

/* === CLOSING === */
.closing {
  padding: 80px 48px;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  background: var(--bg-secondary);
}
.closing-headline {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}
.closing-body {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* === FOOTER === */
.footer {
  padding: 32px 48px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
}
.footer-note {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .navbar { padding: 20px 24px; }
  .hero { padding: 48px 24px 40px; }
  .board { grid-template-columns: 1fr; gap: 12px; }
  .lane { min-height: auto; }
  .agent-section { padding: 60px 24px; }
  .agent-split { grid-template-columns: 1fr; gap: 40px; }
  .features { padding: 60px 24px; }
  .feature-grid { grid-template-columns: 1fr; }
  .how-section { padding: 60px 24px; }
  .step-flow { flex-direction: column; gap: 24px; }
  .step-connector { display: none; }
  .manifesto { padding: 60px 24px; }
  .manifesto-quote { text-align: left; }
  .closing { padding: 60px 24px; }
  .footer { padding: 24px; flex-direction: column; gap: 12px; text-align: center; }
}

/* === SCROLLBAR === */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-subtle); border-radius: 3px; }