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

:root {
  --bg: #080810;
  --bg-2: #0d0d1a;
  --surface: #13132a;
  --surface-2: #1a1a35;
  --border: rgba(255,255,255,0.06);
  --amber: #f59e0b;
  --amber-dim: rgba(245,158,11,0.12);
  --amber-glow: rgba(245,158,11,0.25);
  --teal: #14b8a6;
  --text: #e2e8f0;
  --text-2: #8892a4;
  --text-3: #4a5568;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--amber); color: #000; }

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 40px;
  height: 64px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: rgba(8,8,16,0.85);
  backdrop-filter: blur(16px);
}
.nav-inner {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-logo-mark {
  width: 28px; height: 28px;
  background: var(--amber);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}
.nav-logo-text {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav-tag {
  font-size: 13px;
  color: var(--text-2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  padding: 120px 40px 80px;
  position: relative;
  overflow: hidden;
}
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,158,11,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,158,11,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 80%);
  pointer-events: none;
}
.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
}
.hero-eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--amber);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--amber);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 24px;
}
.hero-headline-accent {
  color: var(--amber);
  position: relative;
}
.hero-headline-accent::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent);
  border-radius: 1px;
}
.hero-sub {
  font-size: 18px;
  color: var(--text-2);
  line-height: 1.65;
  max-width: 460px;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.hero-stat { display: flex; flex-direction: column; gap: 4px; }
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 12px;
  color: var(--text-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.hero-stat-div {
  width: 1px; height: 36px;
  background: var(--border);
}

/* ===== FLOW DIAGRAM ===== */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.flow-diagram {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: 100%;
  max-width: 480px;
}
.flow-line {
  position: absolute;
  pointer-events: none;
}
.flow-line-1 {
  top: 20%; right: -40px;
  width: 80px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--amber-glow));
}
.flow-line-2 {
  bottom: 30%; right: -60px;
  width: 120px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(20,184,166,0.2));
}
.flow-line-3 {
  top: 10%; left: 10%;
  width: 1px; height: 60px;
  background: linear-gradient(180deg, transparent, var(--amber-dim));
}

.flow-node {
  position: relative;
}
.flow-node-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid;
  transition: transform 0.2s ease;
}
.flow-node-trigger .flow-node-inner {
  background: rgba(245,158,11,0.1);
  border-color: rgba(245,158,11,0.3);
  color: var(--amber);
  width: fit-content;
}
.flow-node-action .flow-node-inner {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--text);
  width: fit-content;
}
.flow-node-done .flow-node-inner {
  background: rgba(20,184,166,0.08);
  border-color: rgba(20,184,166,0.25);
  color: var(--teal);
  width: fit-content;
}
.flow-node-icon {
  opacity: 0.8;
  display: flex;
}
.flow-arrow {
  display: flex;
  align-items: center;
  padding-left: 20px;
}
.flow-ambient {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.flow-ambient-1 {
  width: 120px; height: 120px;
  background: radial-gradient(circle, var(--amber-dim), transparent 70%);
  top: -30px; right: -30px;
  animation: float 6s ease-in-out infinite;
}
.flow-ambient-2 {
  width: 80px; height: 80px;
  background: radial-gradient(circle, rgba(20,184,166,0.08), transparent 70%);
  bottom: -20px; left: -20px;
  animation: float 8s ease-in-out infinite reverse;
}
.flow-ambient-3 {
  width: 40px; height: 40px;
  background: radial-gradient(circle, var(--amber-glow), transparent 70%);
  top: 50%; left: -10px;
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-8px) scale(1.05); }
}

/* ===== MANIFESTO ===== */
.manifesto {
  padding: 100px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.manifesto-inner {
  max-width: 800px;
  margin: 0 auto;
}
.manifesto-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 20px;
}
.manifesto-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 28px;
}
.manifesto-body {
  font-size: 17px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 48px;
}
.manifesto-divider {
  width: 60px; height: 1px;
  background: var(--amber);
  margin-bottom: 40px;
}
.manifesto-philosophy {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.manifesto-phil-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  font-size: 15px;
  color: var(--text-2);
  line-height: 1.6;
}
.manifesto-phil-mark {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.06em;
  padding-top: 2px;
  min-width: 24px;
}
.manifesto-phil-item strong {
  color: var(--text);
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 40px;
}
.features-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.features-header {
  margin-bottom: 64px;
}
.features-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}
.features-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text);
  max-width: 500px;
  line-height: 1.2;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}
.feature-item {
  padding: 40px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease;
}
.feature-item:hover {
  background: var(--surface-2);
}
.feature-item:nth-child(3n) { border-right: none; }
.feature-item:nth-child(n+4) { border-bottom: none; }
.feature-icon-wrap {
  width: 44px; height: 44px;
  background: var(--amber-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
}

/* ===== PRODUCTS ===== */
.products {
  padding: 100px 40px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.products-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.products-header {
  margin-bottom: 56px;
}
.products-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.products-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  position: relative;
  transition: border-color 0.2s ease;
}
.product-card:hover {
  border-color: rgba(245,158,11,0.2);
}
.product-card-pro {
  border-color: rgba(245,158,11,0.3);
  background: linear-gradient(180deg, rgba(245,158,11,0.05) 0%, var(--surface) 40%);
}
.product-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--surface-2);
  color: var(--text-3);
  border: 1px solid var(--border);
  margin-bottom: 20px;
}
.product-badge-popular {
  background: var(--amber-dim);
  color: var(--amber);
  border-color: rgba(245,158,11,0.3);
}
.product-badge-new {
  background: rgba(20,184,166,0.1);
  color: var(--teal);
  border-color: rgba(20,184,166,0.25);
}
.product-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.product-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 20px;
}
.product-price-amount {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
}
.product-price-note {
  font-size: 14px;
  color: var(--text-3);
}
.product-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 24px;
}
.product-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.product-features li {
  font-size: 13px;
  color: var(--text-2);
  padding-left: 20px;
  position: relative;
}
.product-features li::before {
  content: '';
  position: absolute;
  left: 0; top: 7px;
  width: 6px; height: 6px;
  background: var(--amber);
  border-radius: 50%;
  opacity: 0.7;
}
.products-note {
  text-align: center;
  font-size: 13px;
  color: var(--text-3);
  font-style: italic;
}
.product-preview-img {
  width: 100%;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
}
.product-cta {
  display: inline-block;
  width: 100%;
  text-align: center;
  margin-top: 24px;
  padding: 0.75rem 1rem;
  background: var(--amber);
  color: #000;
  font-weight: 700;
  font-size: 14px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.15s ease, transform 0.1s ease;
}
.product-cta:hover {
  background: #fbbf24;
  transform: translateY(-1px);
}
.product-card-starter .product-cta {
  background: #f59e0b;
}
.product-card-starter:hover .product-cta {
  background: #fbbf24;
}

/* ===== CLOSING ===== */
.closing {
  padding: 100px 40px;
  background: var(--bg);
}
.closing-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 24px;
}
.closing-sub {
  font-size: 17px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 56px;
}
.closing-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.closing-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-2);
  font-weight: 500;
}
.closing-step-num {
  width: 36px; height: 36px;
  background: var(--amber-dim);
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--amber);
}
.closing-connector {
  width: 60px; height: 1px;
  background: var(--border);
  margin: 0 8px;
}

/* ===== FOOTER ===== */
.footer {
  padding: 60px 40px;
  border-top: 1px solid var(--border);
  background: var(--bg-2);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-logo-mark {
  width: 24px; height: 24px;
  background: var(--amber);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}
.footer-logo-text {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}
.footer-tagline {
  font-size: 14px;
  color: var(--text-2);
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-3);
  flex-wrap: wrap;
  justify-content: center;
}
.footer-sep { color: var(--border); }
.footer-copy {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 8px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .flow-diagram { max-width: 100%; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-item { border-right: none !important; }
  .feature-item:nth-child(n+4) { border-bottom: 1px solid var(--border) !important; }
  .feature-item:last-child { border-bottom: none !important; }
  .products-grid { grid-template-columns: 1fr; }
  .closing-flow { gap: 24px; }
  .closing-connector { display: none; }
}

@media (max-width: 600px) {
  .hero { padding: 100px 24px 60px; }
  .manifesto, .features, .products, .closing, .footer { padding: 60px 24px; }
  .nav { padding: 0 24px; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .hero-stat-div { display: none; }
  .products-grid { gap: 12px; }
}