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

:root {
  --bg: #0d0d0d;
  --bg-2: #141414;
  --fg: #f5f0e8;
  --fg-muted: #a09a90;
  --accent: #e8a020;
  --accent-dim: rgba(232, 160, 32, 0.15);
  --border: rgba(245, 240, 232, 0.08);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--fg);
}
.nav-tagline {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* HERO */
.hero {
  min-height: calc(100vh - 80px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 5rem 3rem 5rem;
  border-bottom: 1px solid var(--border);
}
.hero-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 300;
  line-height: 1.05;
  color: var(--fg);
  margin-bottom: 2rem;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-body {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
}

/* RIPPLE VISUAL */
.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
}
.ripple-visual {
  position: relative;
  width: 340px;
  height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
.ripple-rings {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(232, 160, 32, 0.12);
}
.ring-1 { width: 60px; height: 60px; }
.ring-2 { width: 120px; height: 120px; }
.ring-3 { width: 200px; height: 200px; }
.ring-4 { width: 280px; height: 280px; border-color: rgba(232,160,32,0.06); }
.ring-5 { width: 340px; height: 340px; border-color: rgba(232,160,32,0.04); }
.ripple-source {
  position: relative;
  z-index: 2;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.source-dot {
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(232, 160, 32, 0.8), 0 0 60px rgba(232, 160, 32, 0.3);
}
.ripple-platforms {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  width: 100%;
}
.platform {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--fg-muted);
  animation: platform-in 0.6s ease-out both;
}
.platform:nth-child(1) { animation-delay: 0.3s; }
.platform:nth-child(2) { animation-delay: 0.45s; }
.platform:nth-child(3) { animation-delay: 0.6s; }
.platform:nth-child(4) { animation-delay: 0.75s; }
.platform-icon {
  width: 28px;
  height: 28px;
  background: var(--accent-dim);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.platform span { font-weight: 500; color: var(--fg); }

@keyframes platform-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* SECTIONS COMMON */
.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 300;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 3rem;
}

/* WHAT */
.what {
  padding: 7rem 3rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}
.what-inner { max-width: 1100px; margin: 0 auto; }
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-bottom: 3rem;
  background: var(--border);
  border: 1px solid var(--border);
}
.stat {
  background: var(--bg);
  padding: 2.5rem 2rem;
}
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.75rem;
}
.stat-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
}
.what-body {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 640px;
  line-height: 1.75;
}

/* HOW */
.how {
  padding: 7rem 3rem;
  border-bottom: 1px solid var(--border);
}
.how-inner { max-width: 900px; margin: 0 auto; }
.workflow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
}
.workflow-step {
  display: flex;
  gap: 1.5rem;
  padding: 2.5rem 2rem;
  border: 1px solid var(--border);
}
.step-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  width: 40px;
}
.step-content h3 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 0.5rem;
}
.step-content p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* PRINCIPLES */
.principles {
  padding: 7rem 3rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}
.principles-inner { max-width: 1100px; margin: 0 auto; }
.principles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
}
.principle {
  padding: 2.5rem 2rem;
  border: 1px solid var(--border);
}
.principle-mark {
  margin-bottom: 1.25rem;
}
.principle h3 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 0.75rem;
}
.principle p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* CLOSING */
.closing {
  padding: 8rem 3rem;
  border-bottom: 1px solid var(--border);
}
.closing-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 300px 1fr;
  align-items: center;
  gap: 5rem;
}
.closing-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.closing-rings { position: relative; width: 200px; height: 200px; }
.c-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(232, 160, 32, 0.2);
}
.c-ring-1 { inset: 0; }
.c-ring-2 { inset: 20px; border-color: rgba(232,160,32,0.12); }
.c-ring-3 { inset: 50px; border-color: rgba(232,160,32,0.07); background: radial-gradient(circle, rgba(232,160,32,0.06) 0%, transparent 70%); }
.closing-text h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 300;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 1.5rem;
}
.closing-text p {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}
.closing-tagline {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--accent) !important;
  margin-top: 1.5rem;
}

/* FOOTER */
.footer {
  padding: 2.5rem 3rem;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--fg);
  margin-bottom: 0.5rem;
  display: block;
}
.footer p { font-size: 0.8rem; color: var(--fg-muted); }
.footer-note { text-align: right; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding: 3rem 1.5rem; }
  .hero-right { display: none; }
  .stats-row { grid-template-columns: 1fr; }
  .workflow { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; }
  .closing-inner { grid-template-columns: 1fr; gap: 2rem; }
  .closing-visual { display: none; }
  .nav { padding: 1rem 1.5rem; }
  .what, .how, .principles, .closing { padding: 4rem 1.5rem; }
  .footer { padding: 2rem 1.5rem; }
}
@media (max-width: 480px) {
  .hero-headline { font-size: 2.8rem; }
  .section-headline { font-size: 2rem; }
  .stat-num { font-size: 3rem; }
}