/* === BASE TOKENS === */
:root {
  --bg: #0B0F1A;
  --bg-2: #111827;
  --surface: #162032;
  --accent: #C8F240;
  --accent-dim: #a8d236;
  --text: #F0F2F5;
  --text-2: #8FA3B8;
  --text-3: #5A7188;
  --border: #1E2D42;
  --radius: 8px;
  --radius-lg: 16px;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.15; }
h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: 1.25rem; font-weight: 600; }
p { color: var(--text-2); }

/* === NAV === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 1.25rem 2rem;
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 26, 0.85);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(200, 242, 64, 0.1);
  border: 1px solid rgba(200, 242, 64, 0.2);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 2rem 5rem;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200, 242, 64, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 242, 64, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, rgba(0,0,0,0.8) 0%, transparent 70%);
}
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(200, 242, 64, 0.07) 0%, transparent 65%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}
.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  background: rgba(30, 45, 66, 0.5);
}
.label-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  background: linear-gradient(160deg, #FFFFFF 0%, #8FA3B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-lede {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--text-2);
  max-width: 640px;
  line-height: 1.65;
  margin-bottom: 3rem;
}
.hero-metrics {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.5rem 2rem;
  background: rgba(22, 32, 50, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
  width: fit-content;
}
.metric { text-align: center; }
.metric-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.metric-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 0.2rem;
  letter-spacing: 0.03em;
}
.metric-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* === HOW === */
.how { padding: 6rem 2rem; border-top: 1px solid var(--border); }
.how-inner { max-width: 1100px; margin: 0 auto; }
.section-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-tag.light { color: var(--text-2); opacity: 0.7; }
.section-header { margin-bottom: 3rem; }
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-bottom: 3rem; }
.step {
  padding: 2.5rem 2rem;
  background: var(--surface);
  position: relative;
}
.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--border);
  letter-spacing: -0.04em;
  margin-bottom: 1.25rem;
  line-height: 1;
}
.step-title { margin-bottom: 0.75rem; color: var(--text); }
.step-desc { font-size: 0.9rem; color: var(--text-2); line-height: 1.65; }
.how-cta {
  background: linear-gradient(135deg, rgba(200, 242, 64, 0.06) 0%, rgba(200, 242, 64, 0.02) 100%);
  border: 1px solid rgba(200, 242, 64, 0.12);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
}
.cta-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.cta-text { font-size: 0.95rem; color: var(--text-2); }
.cta-badge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(200, 242, 64, 0.1);
  padding: 0.35rem 1rem;
  border-radius: 100px;
  white-space: nowrap;
}

/* === LOOP / CRITERIA === */
.loop { padding: 6rem 2rem; position: relative; overflow: hidden; }
.loop-bg-art {
  position: absolute;
  bottom: -10%;
  right: -5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(200, 242, 64, 0.05) 0%, transparent 60%);
  pointer-events: none;
}
.loop-inner { max-width: 1100px; margin: 0 auto; position: relative; z-index: 2; }
.loop-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.loop-lede { font-size: 1.1rem; color: var(--text-2); max-width: 560px; margin-bottom: 3rem; }
.criteria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.criteria {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.75rem 2rem;
  background: var(--surface);
  transition: background 0.2s;
}
.criteria:hover { background: #1a2840; }
.criteria-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(200, 242, 64, 0.08);
  border: 1px solid rgba(200, 242, 64, 0.12);
  border-radius: var(--radius);
  color: var(--accent);
}
.criteria h4 { font-size: 0.95rem; font-weight: 600; color: var(--text); margin-bottom: 0.3rem; }
.criteria p { font-size: 0.8rem; color: var(--text-2); line-height: 1.5; }

/* === MANIFESTO === */
.manifesto { padding: 6rem 2rem; background: var(--bg-2); border-top: 1px solid var(--border); }
.manifesto-inner { max-width: 760px; margin: 0 auto; }
.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: var(--text);
  border-left: 3px solid var(--accent);
  padding-left: 1.75rem;
  margin-bottom: 2.5rem;
}
.manifesto-body { font-size: 1rem; color: var(--text-2); line-height: 1.75; margin-bottom: 1.5rem; }
.manifesto-divider { height: 1px; background: var(--border); margin: 2.5rem 0; }
.manifesto-stats { display: flex; gap: 3rem; }
.mstat {}
.mstat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
}
.mstat-desc { display: block; font-size: 0.8rem; color: var(--text-2); margin-top: 0.3rem; }

/* === CLOSING === */
.closing { padding: 7rem 2rem; border-top: 1px solid var(--border); }
.closing-inner { max-width: 760px; margin: 0 auto; }
.closing-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--accent) 0%, #8FA3B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.closing-body { font-size: 1.1rem; color: var(--text-2); line-height: 1.7; margin-bottom: 2.5rem; }
.closing-vision {
  background: linear-gradient(135deg, rgba(200, 242, 64, 0.06) 0%, rgba(200, 242, 64, 0.02) 100%);
  border: 1px solid rgba(200, 242, 64, 0.12);
  border-radius: var(--radius-lg);
  padding: 2rem;
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.7;
}
.closing-vision p { color: var(--text-2); }

/* === FOOTER === */
.footer { padding: 3rem 2rem; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1100px; margin: 0 auto; }
.footer-brand { margin-bottom: 2rem; }
.footer-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 0.5rem;
}
.footer-desc { font-size: 0.85rem; color: var(--text-3); max-width: 400px; }
.footer-bottom { display: flex; align-items: center; gap: 0.75rem; }
.footer-copy { font-size: 0.75rem; color: var(--text-3); }
.footer-dot { color: var(--text-3); font-size: 0.75rem; }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .steps { grid-template-columns: 1fr; }
  .criteria-grid { grid-template-columns: 1fr; }
  .hero-metrics { flex-direction: column; gap: 1rem; width: 100%; }
  .metric-divider { display: none; }
  .manifesto-stats { flex-direction: column; gap: 1.5rem; }
  .cta-bar { flex-direction: column; align-items: flex-start; }
  .hero { padding: 6rem 1.5rem 4rem; }
}
@media (max-width: 480px) {
  h1 { font-size: 2.4rem; }
  .manifesto-quote { font-size: 1.2rem; }
}

/* === PRODUCT === */
.product {
  padding: 6rem 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.product-inner {
  max-width: 700px;
  margin: 0 auto;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 3rem;
}
.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(200, 242, 64, 0.08);
  border: 1px solid rgba(200, 242, 64, 0.15);
  padding: 0.35rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.75rem;
}
.product-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.product-desc {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 2rem;
}
.product-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 2rem;
}
.meta-item {
  padding: 1.25rem 1.5rem;
  background: var(--bg);
}
.meta-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 0.35rem;
}
.meta-val {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}
.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.product-price { flex-shrink: 0; }
.price-amount {
  display: block;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
}
.price-note {
  display: block;
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 0.2rem;
}
.product-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: #0B0F1A;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background 0.2s, transform 0.1s;
  white-space: nowrap;
}
.product-cta:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}
.product-trust {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-3);
  text-align: center;
}

/* === BRIEF PAGE === */
.brief-page {
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 7rem 2rem 4rem;
}
.brief-container {
  max-width: 640px;
  width: 100%;
}
.brief-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}
.brief-subtitle {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 2.5rem;
}
.brief-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: 0.04em;
}
.form-input,
.form-textarea,
.form-select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  transition: border-color 0.2s;
  width: 100%;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--bg);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-select { cursor: pointer; }
.form-hint {
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 0.25rem;
}
.submit-btn {
  background: var(--accent);
  color: #0B0F1A;
  font-weight: 700;
  font-size: 1rem;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  margin-top: 0.5rem;
}
.submit-btn:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}
.submit-btn:active { transform: translateY(0); }
.brief-footer {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-3);
  text-align: center;
}

@media (max-width: 640px) {
  .product-meta { grid-template-columns: 1fr; }
  .product-footer { flex-direction: column; align-items: stretch; }
  .product-cta { justify-content: center; }
  .brief-page { padding: 5rem 1.5rem 3rem; }
}