/* HERO */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 140px 0 80px;
  overflow: hidden;
  z-index: 2;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(45,106,159,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45,106,159,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.9; }
}

.hero-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--dm-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--accent);
  padding: 7px 16px;
  border: 1px solid rgba(74,158,191,0.35);
  border-radius: 4px;
  background: rgba(74,158,191,0.08);
  margin-bottom: 32px;
  text-transform: uppercase;
}

.pulse-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulseDot 2s ease-in-out infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(74,158,191,0.5); }
  50% { opacity: 0.7; transform: scale(1.2); box-shadow: 0 0 0 5px rgba(74,158,191,0); }
}

.hero-headline {
  font-family: var(--playfair);
  font-size: clamp(38px, 6vw, 82px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-headline .line-reveal {
  opacity: 0;
  transform: translateY(30px);
  animation: lineReveal 0.8s cubic-bezier(0.4,0,0.2,1) forwards;
}

.hero-headline .line-reveal:first-child { animation-delay: 0.2s; }
.hero-headline .line-reveal.delay-1 {
  animation-delay: 0.45s;
  color: var(--accent);
  font-style: italic;
}

@keyframes lineReveal {
  to { opacity: 1; transform: translateY(0); }
}

.hero-subtext {
  font-family: var(--dm-sans);
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 620px;
  margin-bottom: 40px;
  opacity: 0;
  animation: lineReveal 0.8s 0.7s forwards;
}

.hero-subtext strong { color: var(--primary-bright); font-weight: 600; }

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
  opacity: 0;
  animation: lineReveal 0.8s 0.9s forwards;
}

.hero-metrics {
  display: flex;
  align-items: center;
  gap: 0;
  opacity: 0;
  animation: lineReveal 0.8s 1.1s forwards;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 24px 32px;
  width: fit-content;
}

.metric-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0 32px;
}

.metric-item:first-child { padding-left: 0; }
.metric-item:last-child { padding-right: 0; }

.metric-value {
  font-family: var(--dm-sans);
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.metric-unit {
  font-family: var(--dm-sans);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
}

.metric-label {
  font-family: var(--dm-sans);
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  white-space: nowrap;
}

.metric-divider {
  width: 1px;
  height: 48px;
  background: var(--glass-border);
  flex-shrink: 0;
}

/* HERO VISUAL */
.hero-visual {
  position: absolute;
  right: -80px;
  top: 50%;
  transform: translateY(-50%);
  width: 560px;
  height: 560px;
  pointer-events: none;
  opacity: 0.45;
}

.preservation-field {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.field-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(45,106,159,0.18);
  animation: ringPulse 4s ease-in-out infinite;
}

.ring-1 { width: 200px; height: 200px; animation-delay: 0s; }
.ring-2 { width: 360px; height: 360px; animation-delay: 0.8s; border-style: dashed; }
.ring-3 { width: 520px; height: 520px; animation-delay: 1.6s; }

@keyframes ringPulse {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(1.02); }
}

.field-core {
  position: relative;
  z-index: 2;
  animation: coreFloat 6s ease-in-out infinite;
}

@keyframes coreFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

.orbit-particle {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--primary-bright);
  box-shadow: 0 0 10px var(--primary-glow);
}

.p1 { animation: orbit1 6s linear infinite; }
.p2 { animation: orbit2 9s linear infinite; }
.p3 { animation: orbit3 12s linear infinite; }

@keyframes orbit1 {
  from { transform: rotate(0deg) translateX(100px); }
  to { transform: rotate(360deg) translateX(100px); }
}

@keyframes orbit2 {
  from { transform: rotate(120deg) translateX(180px); }
  to { transform: rotate(480deg) translateX(180px); }
}

@keyframes orbit3 {
  from { transform: rotate(240deg) translateX(260px); }
  to { transform: rotate(600deg) translateX(260px); }
}

/* SCROLL INDICATOR */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--dm-sans);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  animation: scrollFade 3s ease-in-out infinite;
  z-index: 2;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--primary), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollFade {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* TRIPLE THREAT */
.triple-section {
  padding: 120px 0;
  position: relative;
  z-index: 2;
}

.triple-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.triple-card {
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}

.featured-card {
  border-color: rgba(45,106,159,0.55);
  background: rgba(45,106,159,0.06);
  transform: translateY(-12px);
  box-shadow: var(--shadow-blue);
}

.featured-card:hover { transform: translateY(-18px); }

.featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--dm-sans);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #fff;
  background: var(--primary);
  padding: 4px 14px;
  border-radius: 4px;
  white-space: nowrap;
  text-transform: uppercase;
}

.card-number {
  font-family: var(--dm-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.card-icon-wrap { width: 56px; height: 56px; }

.card-tag {
  display: inline-block;
  font-family: var(--dm-sans);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 4px 10px;
  border-radius: 4px;
  width: fit-content;
  text-transform: uppercase;
}

.waste-tag { color: var(--warm); background: var(--warm-dim); border: 1px solid rgba(232,185,106,0.3); }
.hunger-tag { color: var(--accent); background: var(--accent-dim); border: 1px solid rgba(74,158,191,0.3); }
.ghg-tag { color: var(--warm); background: var(--warm-dim); border: 1px solid rgba(232,185,106,0.3); }

.card-title {
  font-family: var(--playfair);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
}

.card-stat { display: flex; flex-direction: column; gap: 4px; }

.stat-big {
  font-family: var(--dm-sans);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
}

.stat-label {
  font-family: var(--dm-sans);
  font-size: 12px;
  color: var(--text-muted);
}

.card-body {
  font-family: var(--dm-sans);
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.85;
  flex: 1;
}

.card-metric-bar {
  height: 4px;
  background: rgba(255,255,255,0.07);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.metric-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 1.5s cubic-bezier(0.4,0,0.2,1);
  position: relative;
  display: flex;
  align-items: center;
}

.waste-fill { background: linear-gradient(90deg, var(--warm), rgba(232,185,106,0.4)); }
.hunger-fill { background: linear-gradient(90deg, var(--primary-bright), rgba(61,130,191,0.4)); }
.ghg-fill { background: linear-gradient(90deg, var(--warm), rgba(232,185,106,0.4)); }

.bar-label {
  position: absolute;
  right: 0;
  transform: translateX(calc(100% + 8px));
  font-family: var(--dm-sans);
  font-size: 9px;
  color: var(--text-muted);
  white-space: nowrap;
  letter-spacing: 0.06em;
}

.card-link {
  font-family: var(--dm-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--primary-bright);
  text-decoration: none;
  transition: all var(--transition);
  text-transform: uppercase;
}

.card-link:hover { text-shadow: 0 0 10px var(--primary-glow); letter-spacing: 0.15em; }

/* SCIENCE TEASER */
.science-teaser {
  padding: 100px 0;
  background: rgba(0,0,0,0.2);
  position: relative;
  z-index: 2;
}

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

.science-text { display: flex; flex-direction: column; gap: 24px; }

.science-body {
  font-family: var(--dm-sans);
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.9;
}

.science-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.molecule-diagram {
  position: relative;
  width: 320px;
  height: 320px;
}

.mol-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 80px; height: 80px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45,106,159,0.25), rgba(45,106,159,0.06));
  border: 2px solid var(--primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--dm-sans);
  font-size: 8px;
  font-weight: 700;
  color: var(--primary-bright);
  text-align: center;
  z-index: 2;
  line-height: 1.3;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.mol-pulse {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(45,106,159,0.35);
  animation: molPulse 3s ease-in-out infinite;
}

@keyframes molPulse {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.2); opacity: 0.7; }
}

.mol-node {
  position: absolute;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--dm-sans);
  font-size: 8px;
  font-weight: 700;
  color: var(--accent);
  text-align: center;
  line-height: 1.3;
  transition: all var(--transition);
  letter-spacing: 0.04em;
}

.mol-node:hover {
  border-color: var(--primary);
  background: var(--primary-dim);
  transform: scale(1.1);
}

.n1 { top: 20px; left: 20px; }
.n2 { top: 20px; right: 20px; }
.n3 { bottom: 20px; left: 20px; }
.n4 { bottom: 20px; right: 20px; }

.mol-lines {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}

/* LEGACY SECTION */
.legacy-section {
  padding: 100px 0;
  position: relative;
  z-index: 2;
}

.legacy-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  padding: 56px;
  align-items: start;
}

.legacy-left { display: flex; flex-direction: column; gap: 20px; }

.legacy-body {
  font-family: var(--dm-sans);
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.9;
}

.legacy-flags {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.flag-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--dm-sans);
  font-size: 13px;
  color: var(--text-secondary);
}

.legacy-right { display: flex; align-items: flex-start; }

.stat-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.stacked-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 24px;
  background: rgba(45,106,159,0.05);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-sm);
}

.ss-value {
  font-family: var(--dm-sans);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.ss-label {
  font-family: var(--dm-sans);
  font-size: 13px;
  color: var(--text-secondary);
}

/* PARTNER SECTION */
.partner-section {
  padding: 100px 0;
  background: rgba(0,0,0,0.2);
  position: relative;
  z-index: 2;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 64px;
}

.partner-placeholder-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 32px 24px;
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  transition: all var(--transition);
  min-height: 140px;
}

.partner-placeholder-card:hover {
  border-color: rgba(45,106,159,0.4);
  background: var(--primary-dim);
}

.partner-placeholder-card img {
  opacity: 0.45;
  filter: brightness(0) invert(1) sepia(1) saturate(3) hue-rotate(190deg);
  max-width: 100%;
  height: auto;
}

.partner-placeholder-card span {
  font-family: var(--dm-sans);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-align: center;
  text-transform: uppercase;
}

.contact-form-wrap {
  padding: 56px;
}

.form-title {
  font-family: var(--playfair);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.form-sub {
  font-family: var(--dm-sans);
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

/* RESPONSIVE INDEX */
@media (max-width: 1200px) {
  .hero-visual { right: -120px; opacity: 0.3; }
  .triple-grid { grid-template-columns: 1fr; max-width: 600px; margin-left: auto; margin-right: auto; }
  .featured-card { transform: none; }
  .featured-card:hover { transform: translateY(-4px); }
}

@media (max-width: 1024px) {
  .science-split { grid-template-columns: 1fr; gap: 48px; }
  .science-visual { display: none; }
  .legacy-inner { grid-template-columns: 1fr; gap: 40px; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-visual { display: none; }
}

@media (max-width: 768px) {
  .hero-content { max-width: 100%; }
  .hero-metrics {
    flex-direction: column;
    gap: 20px;
    padding: 24px;
    width: 100%;
  }
  .metric-item { padding: 0; }
  .metric-divider { width: 100%; height: 1px; }
  .partner-grid { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 32px 24px; }
}