:root {
  --bg: #f9f5ef;
  --bg-dark: #14291a;
  --fg: #1a1a1a;
  --fg-light: #5a5a5a;
  --accent: #c9943a;
  --accent-dark: #a07828;
  --green: #14291a;
  --green-mid: #2a4a2e;
  --cream: #f9f5ef;
  --cream-dark: #ede5d8;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Jost', system-ui, sans-serif;
}

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

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

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

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 2rem;
  background: rgba(249, 245, 239, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(20, 41, 26, 0.08);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 0;
}
.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--green);
  letter-spacing: 0.02em;
}
.nav-tagline {
  font-size: 0.75rem;
  color: var(--fg-light);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--bg);
  padding: 7rem 2rem 5rem;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 40%, rgba(201, 148, 58, 0.06) 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  width: 100%;
}
.hero-content { display: flex; flex-direction: column; gap: 1.5rem; }
.hero-eyebrow {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 500;
}
.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 300;
  line-height: 1.08;
  color: var(--green);
  letter-spacing: -0.01em;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--fg-light);
  max-width: 420px;
  font-weight: 300;
}

/* Hero visual side */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 440px;
}
.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
}
.hero-shape-1 {
  width: 340px; height: 340px;
  background: radial-gradient(circle, rgba(201,148,58,0.18) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.hero-shape-2 {
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(42,74,46,0.14) 0%, transparent 70%);
  top: 20%; left: 15%;
}
.hero-shape-3 {
  width: 160px; height: 160px;
  background: radial-gradient(circle, rgba(201,148,58,0.10) 0%, transparent 70%);
  bottom: 15%; right: 10%;
}

.hero-card {
  position: relative;
  z-index: 2;
  background: white;
  border: 1px solid rgba(20, 41, 26, 0.08);
  border-radius: 18px;
  width: 280px;
  box-shadow: 0 20px 60px rgba(20, 41, 26, 0.08), 0 4px 16px rgba(20, 41, 26, 0.04);
  overflow: hidden;
}
.hero-card-header {
  background: var(--green);
  padding: 0.7rem 1rem;
  display: flex;
  gap: 0.4rem;
  align-items: center;
}
.hero-card-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  display: block;
}
.hero-card-body { padding: 1.25rem; }
.hcb-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--fg-light);
  margin-bottom: 0.85rem;
  font-weight: 500;
}
.hcb-stack { display: flex; flex-direction: column; gap: 0.7rem; margin-bottom: 1rem; }
.hcb-item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 0.15rem 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--cream);
  border-radius: 8px;
  border-left: 3px solid var(--accent);
}
.hcb-name { font-size: 0.82rem; font-weight: 500; color: var(--fg); grid-column: 1; grid-row: 1; }
.hcb-dose { font-size: 0.72rem; color: var(--green); font-weight: 600; grid-column: 2; grid-row: 1; text-align: right; }
.hcb-time { font-size: 0.65rem; color: var(--fg-light); grid-column: 1; grid-row: 2; }
.hcb-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  background: rgba(42, 74, 46, 0.06);
  border-radius: 8px;
  font-size: 0.7rem;
  color: var(--green-mid);
}
.hcb-status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #4CAF50;
  display: block;
  flex-shrink: 0;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ===== PROTOCOL ===== */
.protocol {
  padding: 7rem 2rem;
  background: var(--cream-dark);
}
.protocol-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.protocol-header {
  margin-bottom: 4rem;
}
.section-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 0.85rem;
}
.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 2.9rem);
  font-weight: 400;
  color: var(--green);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.protocol-steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem 4rem;
}
.protocol-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  align-items: start;
}
.protocol-num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 300;
  color: rgba(20, 41, 26, 0.12);
  line-height: 1;
  margin-top: 0.1rem;
}
.protocol-card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--green);
  margin-bottom: 0.75rem;
}
.protocol-card p {
  font-size: 0.9rem;
  color: var(--fg-light);
  line-height: 1.75;
  font-weight: 300;
}

/* ===== SCIENCE ===== */
.science {
  padding: 7rem 2rem;
  background: var(--green);
  color: white;
}
.science-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 5rem;
  align-items: center;
}
.science-visual {
  position: relative;
  width: 300px;
  height: 300px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.science-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(201, 148, 58, 0.3);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.science-ring-1 { width: 300px; height: 300px; }
.science-ring-2 { width: 200px; height: 200px; border-color: rgba(201, 148, 58, 0.5); }
.science-ring-3 { width: 100px; height: 100px; border-color: rgba(201, 148, 58, 0.75); background: rgba(201, 148, 58, 0.08); }
.science-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 48px; height: 48px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.science-center-text {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: white;
  letter-spacing: 0.05em;
}
.science-content .section-label { color: rgba(201, 148, 58, 0.85); }
.science-content .section-heading { color: white; margin-bottom: 1.5rem; }
.science-body {
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.65);
  font-weight: 300;
  margin-bottom: 3rem;
  max-width: 520px;
}
.science-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.science-stat { display: flex; flex-direction: column; gap: 0.4rem; }
.stat-num {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  max-width: 120px;
  line-height: 1.4;
}

/* ===== MANIFESTO ===== */
.manifesto {
  padding: 7rem 2rem;
  background: var(--bg);
  border-top: 1px solid rgba(20, 41, 26, 0.06);
}
.manifesto-inner {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.manifesto-quote {
  border-left: 3px solid var(--accent);
  padding-left: 1.75rem;
}
.manifesto-quote p {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-style: italic;
  color: var(--green);
  line-height: 1.65;
  font-weight: 300;
}
.manifesto-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.manifesto-body p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--fg-light);
  font-weight: 300;
}

/* ===== CLOSING ===== */
.closing {
  padding: 8rem 2rem;
  background: var(--green);
  color: white;
  position: relative;
  overflow: hidden;
}
.closing::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(201, 148, 58, 0.12) 0%, transparent 60%);
  pointer-events: none;
}
.closing-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}
.closing-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 4vw, 3.8rem);
  font-weight: 300;
  color: white;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.closing-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 4rem;
  font-weight: 300;
}
.closing-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.closing-capsule {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 40px;
  border: 1.5px solid rgba(201, 148, 58, 0.4);
  background: rgba(201, 148, 58, 0.08);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.05em;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.5);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: white;
  display: block;
  margin-bottom: 0.6rem;
}
.footer-desc {
  font-size: 0.8rem;
  line-height: 1.6;
  max-width: 260px;
}
.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.footer-link {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.35);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 1.25rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-bottom p {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.25);
  line-height: 1.5;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { display: none; }
  .protocol-steps { grid-template-columns: 1fr; }
  .science-inner { grid-template-columns: 1fr; }
  .science-visual { display: none; }
  .manifesto-inner { grid-template-columns: 1fr; }
  .science-stats { gap: 2rem; }
}

@media (max-width: 600px) {
  .hero { padding: 6rem 1.5rem 4rem; }
  .protocol, .science, .manifesto, .closing { padding: 5rem 1.5rem; }
  .science-stats { flex-direction: column; gap: 1.5rem; }
  .footer-inner { flex-direction: column; }
}