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

:root {
  --bg: #0A0A0B;
  --bg-2: #111113;
  --bg-3: #1A1A1F;
  --surface: #1E1E24;
  --border: rgba(255,255,255,0.06);
  --text: #F5F5F7;
  --text-2: #A1A1AA;
  --text-3: #71717A;
  --accent: #FF4D4D;
  --accent-2: #FF6B35;
  --gradient: linear-gradient(135deg, #FF4D4D 0%, #FF6B35 50%, #FFB800 100%);
  --gradient-2: linear-gradient(135deg, #FF4D4D 0%, #A855F7 100%);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== CURSOR GLOW ===== */
.cursor-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,77,77,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
  opacity: 0;
}

body:hover .cursor-glow {
  opacity: 1;
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(10,10,11,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 4px;
}

.logo-text {
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -1px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: -12px;
}

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-cart {
  position: relative;
  padding: 8px;
  color: var(--text-2);
  transition: var(--transition);
}

.btn-cart:hover {
  color: var(--text);
}

.cart-count {
  position: absolute;
  top: 2px;
  right: 0;
  background: var(--accent);
  color: white;
  font-size: 10px;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--gradient);
  color: white;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255,77,77,0.3);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: transparent;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,0.15);
  transition: var(--transition);
}

.btn-outline:hover {
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.05);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

.btn-nav {
  padding: 8px 20px;
  font-size: 13px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  position: relative;
  padding: 100px 24px 60px;
  max-width: 1200px;
  margin: 0 auto;
  gap: 40px;
}

.hero-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.hero-gradient {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255,77,77,0.12) 0%, rgba(168,85,247,0.06) 40%, transparent 70%);
  animation: pulseGlow 8s ease-in-out infinite;
}

@keyframes pulseGlow {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 1; }
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-particles {
  position: absolute;
  inset: 0;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0;
  animation: floatParticle 6s ease-in-out infinite;
}

@keyframes floatParticle {
  0% { transform: translateY(0) scale(0); opacity: 0; }
  20% { opacity: 0.6; transform: scale(1); }
  100% { transform: translateY(-200px) scale(0); opacity: 0; }
}

.hero-content {
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255,77,77,0.1);
  border: 1px solid rgba(255,77,77,0.2);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  font-size: clamp(52px, 8vw, 96px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -3px;
  margin-bottom: 24px;
}

.hero-line {
  display: block;
}

.hero-accent {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-2);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-suffix {
  font-size: 24px;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero Visual */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.product-3d-container {
  position: relative;
  width: 100%;
  max-width: 400px;
  aspect-ratio: 3/4;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-bottle {
  position: relative;
  animation: floatBottle 6s ease-in-out infinite;
}

@keyframes floatBottle {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
}

.bottle-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255,77,77,0.3) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  filter: blur(40px);
}

.bottle-body {
  width: 140px;
  height: 280px;
  background: linear-gradient(180deg, #1a1a2e 0%, #0f0f1a 100%);
  border-radius: 16px 16px 12px 12px;
  position: relative;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow:
    0 0 60px rgba(255,77,77,0.15),
    inset 0 1px 0 rgba(255,255,255,0.1);
  overflow: hidden;
}

.bottle-cap {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 30px;
  background: linear-gradient(180deg, #2a2a3e, #1a1a2e);
  border-radius: 8px 8px 0 0;
  border: 1px solid rgba(255,255,255,0.08);
  border-bottom: none;
}

.bottle-label {
  position: absolute;
  top: 40px;
  left: 10px;
  right: 10px;
  bottom: 40px;
  background: linear-gradient(180deg, rgba(255,77,77,0.1) 0%, rgba(255,107,53,0.05) 100%);
  border-radius: 8px;
  border: 1px solid rgba(255,77,77,0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 12px;
}

.bottle-brand {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -1px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bottle-name {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--text);
}

.bottle-tagline {
  font-size: 8px;
  letter-spacing: 2px;
  color: var(--text-3);
  font-weight: 600;
}

.bottle-accent-line {
  width: 40px;
  height: 2px;
  background: var(--gradient);
  border-radius: 1px;
  margin-top: 8px;
}

.bottle-base {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: rgba(255,255,255,0.05);
  border-radius: 0 0 12px 12px;
}

.bottle-shadow {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 20px;
  background: radial-gradient(ellipse, rgba(255,77,77,0.2) 0%, transparent 70%);
  filter: blur(10px);
}

.floating-badges {
  position: absolute;
  inset: 0;
}

.float-badge {
  position: absolute;
  padding: 6px 14px;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  animation: floatBadge 5s ease-in-out infinite;
}

.fb-1 {
  top: 15%;
  right: -10%;
  animation-delay: 0s;
}

.fb-2 {
  top: 50%;
  left: -15%;
  animation-delay: 1.5s;
}

.fb-3 {
  bottom: 20%;
  right: -5%;
  animation-delay: 3s;
}

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-3);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 500;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; height: 40px; }
  50% { opacity: 0.3; height: 20px; }
}

/* ===== MARQUEE ===== */
.marquee-section {
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--bg-2);
}

.marquee-track {
  display: flex;
  overflow: hidden;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: 40px;
  animation: marquee 30s linear infinite;
  white-space: nowrap;
}

.marquee-content span {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--text-3);
}

.marquee-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  flex-shrink: 0;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== SECTION SHARED ===== */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(255,77,77,0.1);
  border: 1px solid rgba(255,77,77,0.15);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.tag-light {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.15);
  color: var(--text);
}

.section-header h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 17px;
  color: var(--text-2);
  max-width: 500px;
  margin: 0 auto;
}

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== PRODUCTS ===== */
.products {
  padding: 120px 0;
  position: relative;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.product-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
}

.product-card-inner {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.product-card:hover .product-card-inner {
  border-color: rgba(255,77,77,0.2);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  z-index: 2;
}

.product-badge.best-seller {
  background: var(--accent);
  color: white;
}

.product-badge.new {
  background: #00D4FF;
  color: #0A0A0B;
}

.product-image {
  padding: 32px 24px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-bottle-img {
  width: 130px;
  height: 200px;
  object-fit: contain;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(0 10px 30px rgba(0,0,0,0.4));
}

.product-card:hover .product-bottle-img {
  transform: translateY(-8px) scale(1.05);
}

.product-info {
  padding: 0 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-category {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-3);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.product-info h3 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}

.product-info p {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 16px;
}

.product-rating {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stars {
  color: #FFB800;
  font-size: 14px;
  letter-spacing: 2px;
}

.product-rating span {
  font-size: 11px;
  color: var(--text-3);
}

.product-price {
  text-align: right;
}

.price-current {
  font-size: 20px;
  font-weight: 800;
  display: block;
}

.price-servings {
  font-size: 11px;
  color: var(--text-3);
}

.btn-add-cart {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}

.btn-add-cart:hover {
  background: var(--gradient);
  border-color: transparent;
  transform: scale(1.02);
}

/* ===== SCIENCE ===== */
.science {
  padding: 120px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.science-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.science-content h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  line-height: 1.15;
}

.science-desc {
  font-size: 16px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 40px;
}

.science-features {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.science-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.sf-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: rgba(255,77,77,0.1);
  border: 1px solid rgba(255,77,77,0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.science-feature h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.science-feature p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.6;
}

/* Molecule Visualization */
.science-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.molecule-viz {
  position: relative;
  width: 340px;
  height: 340px;
}

.molecule-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.ring-1 {
  width: 200px;
  height: 200px;
  border-color: rgba(255,77,77,0.2);
  animation: spinSlow 20s linear infinite;
}

.ring-2 {
  width: 270px;
  height: 270px;
  border-color: rgba(168,85,247,0.15);
  animation: spinSlow 30s linear infinite reverse;
}

.ring-3 {
  width: 340px;
  height: 340px;
  border-color: rgba(255,255,255,0.05);
  animation: spinSlow 40s linear infinite;
}

@keyframes spinSlow {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.molecule-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, rgba(255,77,77,0.15), rgba(168,85,247,0.1));
  border: 1px solid rgba(255,77,77,0.3);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.molecule-core span {
  font-size: 22px;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.molecule-core small {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--text-3);
}

.molecule-node {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(255,77,77,0.4);
}

.node-1 { top: 10%; left: 50%; }
.node-2 { top: 30%; right: 5%; }
.node-3 { bottom: 15%; right: 10%; }
.node-4 { bottom: 5%; left: 40%; }
.node-5 { top: 40%; left: 2%; }
.node-6 { top: 70%; left: 15%; }

/* ===== RESULTS ===== */
.results {
  padding: 120px 0;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.testimonial-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: rgba(255,77,77,0.15);
  transform: translateY(-4px);
}

.tc-featured {
  background: linear-gradient(180deg, rgba(255,77,77,0.06), var(--bg-2));
  border-color: rgba(255,77,77,0.15);
}

.tc-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.tc-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: var(--bg);
  background: var(--bg, #FF4D4D);
}

.tc-header h4 {
  font-size: 15px;
  font-weight: 700;
}

.tc-header span {
  font-size: 12px;
  color: var(--text-3);
}

.tc-stars {
  color: #FFB800;
  font-size: 16px;
  letter-spacing: 3px;
  margin-bottom: 12px;
}

.testimonial-card p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 16px;
}

.tc-product {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-3);
}

/* ===== COMMUNITY ===== */
.community {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

.community-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.community-gradient {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(255,77,77,0.08) 0%, transparent 70%);
}

.community-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.community h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 16px;
}

.community p {
  font-size: 17px;
  color: var(--text-2);
  margin-bottom: 36px;
}

.subscribe-form {
  margin-bottom: 32px;
}

.input-group {
  display: flex;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 6px;
  transition: var(--transition);
}

.input-group:focus-within {
  border-color: rgba(255,77,77,0.3);
  box-shadow: 0 0 0 4px rgba(255,77,77,0.08);
}

.input-group input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  padding: 12px 20px;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
}

.input-group input::placeholder {
  color: var(--text-3);
}

.form-note {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-3);
}

.social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.avatar-stack {
  display: flex;
}

.sp-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg, #FF4D4D);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: white;
  margin-left: -8px;
  border: 2px solid var(--bg);
}

.sp-avatar:first-child {
  margin-left: 0;
}

.social-proof span {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
}

/* ===== FOOTER ===== */
.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
  background: var(--bg-2);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-3);
  line-height: 1.7;
  margin-top: 16px;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  color: var(--text-3);
  transition: var(--transition);
}

.footer-socials a:hover {
  background: rgba(255,77,77,0.15);
  color: var(--accent);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-3);
  padding: 6px 0;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--text);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-3);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  color: var(--text-3);
  transition: var(--transition);
}

.footer-legal a:hover {
  color: var(--text);
}

/* ===== ANIMATIONS ===== */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .science-grid {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .science-visual {
    order: -1;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 120px;
    min-height: auto;
    padding-bottom: 100px;
  }

  .hero-sub {
    margin: 0 auto 36px;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(10,10,11,0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    gap: 0;
    border-bottom: 1px solid var(--border);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    font-size: 16px;
  }

  .hamburger {
    display: flex;
  }

  .btn-nav {
    display: none;
  }

  .product-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .input-group {
    flex-direction: column;
    border-radius: var(--radius);
    gap: 8px;
  }

  .input-group .btn-primary {
    border-radius: var(--radius);
    justify-content: center;
  }

  .scroll-indicator {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .molecule-viz {
    width: 260px;
    height: 260px;
  }

  .ring-2 { width: 210px; height: 210px; }
  .ring-3 { width: 260px; height: 260px; }
}