/* ============================================================
   Burnads — Landing page styles
   ============================================================ */

:root {
  --bg-0: #070710;
  --bg-1: #0d0d18;
  --bg-2: #14141f;
  --bg-3: #1c1c2c;
  --surface: rgba(22, 22, 32, 0.72);
  --surface-strong: rgba(28, 28, 42, 0.88);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #f4f4f8;
  --text-muted: #9c9cb0;
  --text-dim: #6b6b85;
  --accent: #f59e0b;
  --accent-hover: #fbb43a;
  --accent-2: #ef4444;
  --accent-3: #ec4899;
  --success: #22c55e;
  --grad: linear-gradient(135deg, #f59e0b 0%, #ef4444 50%, #ec4899 100%);
  --shadow-lg: 0 30px 60px -20px rgba(0, 0, 0, 0.8);
  --shadow-glow: 0 10px 40px -10px rgba(245, 158, 11, 0.35);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

html, body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-0);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background:
    radial-gradient(1400px 700px at 75% -15%, rgba(245, 158, 11, 0.20), transparent 60%),
    radial-gradient(1000px 600px at -10% 50%, rgba(239, 68, 68, 0.12), transparent 55%),
    radial-gradient(900px 500px at 110% 110%, rgba(236, 72, 153, 0.10), transparent 50%),
    var(--bg-0);
  min-height: 100vh;
  overflow-x: hidden;
}

/* background decorations ------------------------------------- */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  animation: float 20s ease-in-out infinite;
}
.orb-1 { width: 500px; height: 500px; top: -150px; right: -100px; background: #f59e0b; opacity: 0.35; }
.orb-2 { width: 400px; height: 400px; top: 60%; left: -100px; background: #ef4444; opacity: 0.28; animation-delay: -7s; }
.orb-3 { width: 350px; height: 350px; top: 30%; left: 55%; background: #ec4899; opacity: 0.20; animation-delay: -14s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -40px); }
  66% { transform: translate(-20px, 30px); }
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* ============================================================
   nav
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(7, 7, 16, 0.65);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark {
  font-size: 24px;
  filter: drop-shadow(0 2px 8px rgba(245, 158, 11, 0.5));
}
.brand-name {
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }

/* ============================================================
   container & sections
   ============================================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}
.container-narrow {
  max-width: 760px;
}
.section {
  padding: 110px 0;
  position: relative;
  z-index: 1;
}
.section-dark {
  background: linear-gradient(180deg, transparent 0%, rgba(13, 13, 24, 0.6) 50%, transparent 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-eyebrow {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
  padding: 4px 12px;
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 100px;
  background: rgba(245, 158, 11, 0.05);
}
.section-title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  max-width: 880px;
}
.section-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 720px;
  margin-bottom: 56px;
  line-height: 1.65;
}

/* ============================================================
   hero
   ============================================================ */
.hero {
  padding: 80px 0 140px;
  position: relative;
  z-index: 1;
}
.hero .container { text-align: center; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: 100px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 32px;
  font-family: 'JetBrains Mono', monospace;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
  font-size: clamp(40px, 7vw, 84px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-sub {
  font-size: 20px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 44px;
  line-height: 1.6;
}
.hero-sub strong { color: var(--text); font-weight: 600; }

.hero-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
  padding: 20px;
  max-width: 760px;
  margin: 0 auto;
}
.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.trust-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}
.trust-label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}
.trust-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* hero mockup ------------------------------------------------- */
.hero-mockup {
  max-width: 1000px;
  margin: 80px auto 0;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}
.mockup-window {
  background: var(--surface-strong);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  overflow: hidden;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}
.mockup-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border);
}
.mockup-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.mockup-dot-r { background: #ef4444; }
.mockup-dot-y { background: #f59e0b; }
.mockup-dot-g { background: #22c55e; }
.mockup-url {
  margin-left: 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-dim);
}
.mockup-body {
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  gap: 28px;
  text-align: left;
}
.mockup-divider {
  background: var(--border);
}
.mockup-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
  font-weight: 500;
}
.mockup-textarea {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 14px;
  min-height: 120px;
}
.mockup-caret {
  display: inline-block;
  width: 2px;
  height: 14px;
  background: var(--accent);
  margin-right: 1px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.mockup-row {
  display: flex;
  gap: 8px;
}
.mockup-btn {
  padding: 8px 14px;
  border-radius: 7px;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  border: none;
  cursor: pointer;
}
.mockup-btn-primary { background: var(--accent); color: #1a0f02; }
.mockup-btn-ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border-strong); }

.mockup-list { display: flex; flex-direction: column; gap: 8px; }
.mockup-list-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.mockup-list-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.mockup-progress {
  width: 60px;
  height: 4px;
  background: var(--bg-2);
  border-radius: 100px;
  overflow: hidden;
}
.mockup-progress-fill {
  display: block;
  height: 100%;
  background: var(--grad);
}
.mockup-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.mockup-badge-tts { background: rgba(236, 72, 153, 0.15); color: var(--accent-3); }
.mockup-badge-render { background: rgba(245, 158, 11, 0.15); color: var(--accent); }
.mockup-badge-done { background: rgba(34, 197, 94, 0.15); color: var(--success); }

/* ============================================================
   buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 9px;
  font-family: inherit;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.18s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #1a0f02;
  box-shadow: 0 8px 24px -8px rgba(245, 158, 11, 0.5);
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 12px 32px -8px rgba(245, 158, 11, 0.6); }
.btn-ghost { background: transparent; border-color: var(--border-strong); color: var(--text); }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.04); border-color: var(--text-muted); }
.btn-ghost-sm { background: transparent; border: 1px solid var(--border-strong); color: var(--text); padding: 7px 14px; font-size: 13px; border-radius: 7px; }
.btn-ghost-sm:hover { background: rgba(255, 255, 255, 0.04); }
.btn-lg { padding: 14px 26px; font-size: 15px; }
.btn-xl { padding: 16px 32px; font-size: 16px; }
.btn-block { display: flex; width: 100%; justify-content: center; }

/* ============================================================
   cards
   ============================================================ */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card-soft {
  padding: 28px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.2s, transform 0.2s;
}
.card-soft:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.card-icon { font-size: 32px; margin-bottom: 14px; }
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.005em; }
.card-text { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

.card-glass {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: transform 0.2s;
}
.card-glass:hover { transform: translateY(-3px); }
.card-header { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.card-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.12em;
  padding: 3px 10px;
  background: rgba(245, 158, 11, 0.1);
  border-radius: 100px;
  align-self: flex-start;
}
.card-title-lg { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; line-height: 1.3; }
.card-body { font-size: 14.5px; color: var(--text-muted); line-height: 1.65; }

/* ============================================================
   steps
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.step {
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  backdrop-filter: blur(8px);
  position: relative;
}
.step-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 48px;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1;
  margin-bottom: 16px;
}
.step-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.step-text {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
}
.step-visual {
  padding: 16px;
  background: var(--bg-0);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-muted);
}
.code-block { display: block; }
.code-comment { color: var(--text-dim); }
.step-pipeline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}
.pipeline-step {
  padding: 4px 10px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
}
.pipeline-arrow { color: var(--text-dim); }
.step-stats {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12.5px;
  color: var(--text-muted);
}
.step-stats strong { color: var(--text); }

/* ============================================================
   personas
   ============================================================ */
.persona {
  padding: 28px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.2s;
}
.persona:hover { border-color: var(--accent); }
.persona-emoji { font-size: 36px; margin-bottom: 16px; }
.persona-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.005em; }
.persona-text { font-size: 14.5px; color: var(--text-muted); line-height: 1.65; }

/* ============================================================
   pricing
   ============================================================ */
.pricing-card {
  background: var(--surface-strong);
  border: 2px solid rgba(245, 158, 11, 0.3);
  border-radius: 18px;
  padding: 40px;
  text-align: center;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-glow);
  position: relative;
}
.pricing-tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #1a0f02;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 100px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pricing-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  margin-bottom: 28px;
}
.pricing-currency { font-size: 28px; color: var(--text-muted); font-weight: 600; }
.pricing-value {
  font-size: 96px;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1;
}
.pricing-period { font-size: 16px; color: var(--text-muted); }
.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 15px;
  color: var(--text-muted);
}
.pricing-features li {
  display: flex;
  gap: 8px;
}

/* ============================================================
   cta final
   ============================================================ */
.cta-final { text-align: center; padding: 40px 0; }
.cta-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.cta-text {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

/* ============================================================
   footer
   ============================================================ */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  background: rgba(7, 7, 16, 0.6);
  position: relative;
  z-index: 1;
}
.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  font-size: 13px;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
}

/* ============================================================
   responsive
   ============================================================ */
@media (max-width: 900px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .nav-links a:not(.btn-ghost-sm) { display: none; }
  .mockup-body { grid-template-columns: 1fr; }
  .mockup-divider { width: 100%; height: 1px; }
  .hero-trust { gap: 16px; }
  .trust-divider { display: none; }
  .section { padding: 70px 0; }
  .hero { padding: 60px 0 80px; }
}