/* ═══════════════════════════════════════════
   EnerGreen Landing Page
   ═══════════════════════════════════════════ */

/* ── Reset & Tokens ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary: #1b4332;
  --primary-l: #2d6a4f;
  --secondary: #52b788;
  --accent: #40916c;
  --bg: #f7faf8;
  --surface: #ffffff;
  --text: #1a1a1a;
  --text-sub: #555;
  --text-muted: #888;
  --border: #e0e6e2;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Scroll Reveal System ── */
.reveal-up,
.reveal-left,
.reveal-right,
.reveal-scale {
  opacity: 0;
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--delay, 0s);
  will-change: opacity, transform;
}
.reveal-up {
  transform: translateY(50px);
}
.reveal-left {
  transform: translateX(-50px);
}
.reveal-right {
  transform: translateX(50px);
}
.reveal-scale {
  transform: scale(0.92);
}
.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed,
.reveal-scale.revealed {
  opacity: 1;
  transform: none;
}

/* ── Smooth Gradient Animations ── */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}
@keyframes floatSlow {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(2deg);
  }
}
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}
@keyframes pulseGlow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(82, 183, 136, 0.3);
  }
  50% {
    box-shadow: 0 0 20px 4px rgba(82, 183, 136, 0.15);
  }
}
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.85);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ───────────────────── NAVIGATION ───────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border-bottom: 1px solid transparent;
  transition:
    background 0.4s,
    border-color 0.4s,
    box-shadow 0.4s;
}
.nav.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
}
.nav-logo img {
  height: 36px;
}
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-sub);
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--primary);
}
.nav-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}
.nav-btn-outline {
  font-size: 0.875rem;
  font-weight: 600;
  padding: 8px 18px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-btn-outline:hover {
  border-color: var(--secondary);
  background: rgba(82, 183, 136, 0.08);
  transform: translateY(-1px);
}
.nav-btn-solid {
  font-size: 0.875rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 8px rgba(27, 67, 50, 0.2);
}
.nav-btn-solid:hover {
  background: var(--primary-l);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(27, 67, 50, 0.3);
}

.nav-actions-mobile {
  display: none;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition:
    transform 0.3s,
    opacity 0.3s;
}
.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ───────────────────── HERO ───────────────────── */
.hero {
  position: relative;
  padding: 130px 0 80px;
  overflow: hidden;
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 15% 30%,
      rgba(82, 183, 136, 0.12) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 85% 70%,
      rgba(27, 67, 50, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 50% 0%,
      rgba(116, 198, 157, 0.06) 0%,
      transparent 40%
    );
  pointer-events: none;
}
/* Floating particles */
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.08;
}
.hero::before {
  width: 400px;
  height: 400px;
  background: var(--secondary);
  top: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}
.hero::after {
  width: 250px;
  height: 250px;
  background: var(--accent);
  bottom: -60px;
  left: -60px;
  animation: floatSlow 10s ease-in-out infinite;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(82, 183, 136, 0.1);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
  animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
  border: 1px solid rgba(82, 183, 136, 0.15);
}
.hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--primary);
  margin-bottom: 18px;
  letter-spacing: -0.02em;
  animation: slideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}
.hero-content h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-sub);
  max-width: 500px;
  margin-bottom: 28px;
  animation: slideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  animation: slideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}
.btn-primary-lg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  transition:
    background 0.2s,
    transform 0.15s;
}
.btn-primary-lg:hover {
  background: var(--primary-l);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(27, 67, 50, 0.25);
}
.btn-ghost-lg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: 10px;
  color: var(--text);
  border: 1.5px solid var(--border);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.btn-ghost-lg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(82, 183, 136, 0.05);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.btn-ghost-lg:hover::before {
  transform: scaleX(1);
}
.btn-ghost-lg:hover {
  border-color: var(--secondary);
  transform: translateY(-2px);
}

.hero-trust {
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: slideUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--text-sub);
  transition: transform 0.2s;
}
.trust-item:hover {
  transform: translateX(4px);
}
.trust-item i {
  color: var(--secondary);
  font-size: 0.78rem;
}

/* Dashboard preview card */
.hero-visual {
  position: relative;
  animation: scaleIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
  transition: transform 0.1s ease-out;
}
.dashboard-preview {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.1),
    0 0 0 1px rgba(255, 255, 255, 0.5) inset;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: box-shadow 0.3s;
}
.dashboard-preview:hover {
  box-shadow:
    0 25px 70px rgba(0, 0, 0, 0.14),
    0 0 0 1px rgba(82, 183, 136, 0.2) inset;
}
.preview-topbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: #f3f4f6;
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot.red {
  background: #ef4444;
}
.dot.yellow {
  background: #f59e0b;
}
.dot.green {
  background: #22c55e;
}
.preview-title {
  margin-left: 8px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}
.preview-body {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 16px;
}
.mini-gauge {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 14px 12px;
  text-align: center;
}
.mini-icon {
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.temp-mini .mini-icon {
  color: #ef5350;
}
.ph-mini .mini-icon {
  color: #26c6da;
}
.turb-mini .mini-icon {
  color: #66bb6a;
}
.mini-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}
.mini-bar {
  height: 4px;
  background: #e4e7eb;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 6px;
}
.mini-fill {
  height: 100%;
  border-radius: 4px;
}
.temp-mini .mini-fill {
  background: #ef5350;
}
.ph-mini .mini-fill {
  background: #26c6da;
}
.turb-mini .mini-fill {
  background: #66bb6a;
}
.mini-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
}
.mini-chart {
  grid-column: 1 / -1;
  position: relative;
  padding: 8px 0 0;
}
.mini-chart svg {
  width: 100%;
  height: 50px;
}
.chart-tag {
  display: block;
  text-align: center;
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Floating badges */
.float-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--surface);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.badge-live {
  top: 16px;
  right: -12px;
  color: #22c55e;
}
.badge-live i {
  font-size: 0.5rem;
  animation: blink 1.4s infinite;
}
@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}
.badge-cloud {
  bottom: 40px;
  left: -16px;
  color: #3b82f6;
}

/* ───────────────────── METRICS BAR ───────────────────── */
.metrics-bar {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    #0d2818 50%,
    var(--primary-l) 100%
  );
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
  padding: 36px 0;
  position: relative;
}
.metrics-bar::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.metrics-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.metric {
  text-align: center;
}
.metric-num {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
}
.metric-label {
  display: block;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 2px;
}
.metric-divider {
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.18);
}

/* ───────────────────── SECTION HEAD ───────────────────── */
.section-head {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
}
.section-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--secondary);
  margin-bottom: 10px;
  position: relative;
}
.section-head h2 {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 12px;
  position: relative;
}
.section-head h2::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  border-radius: 3px;
  margin: 14px auto 0;
}
.section-head p {
  font-size: 1.02rem;
  color: var(--text-sub);
}

/* ───────────────────── FEATURES ───────────────────── */
.features {
  padding: 90px 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feat-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.feat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--c, var(--secondary)), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.feat-card:hover::before {
  opacity: 1;
}
.feat-card:hover {
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.08),
    0 0 0 1px rgba(82, 183, 136, 0.1);
}
.feat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: var(--bg);
  color: var(--c);
  margin-bottom: 16px;
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}
.feat-card:hover .feat-icon {
  transform: scale(1.1) rotate(-3deg);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}
.feat-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary);
}
.feat-card p {
  font-size: 0.88rem;
  color: var(--text-sub);
  line-height: 1.65;
  margin-bottom: 16px;
}
.feat-range {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
}
.feat-range strong {
  color: var(--primary);
  font-weight: 600;
}

/* ───────────────────── HOW IT WORKS ───────────────────── */
.how {
  padding: 90px 0;
  background: var(--surface);
}
.how-timeline {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}
.how-step {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 20px;
}
.how-num {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--secondary);
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}
.how-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: rgba(82, 183, 136, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent);
  transition: all 0.3s;
}
.how-step:hover .how-icon {
  background: var(--secondary);
  color: #fff;
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(82, 183, 136, 0.3);
}
.how-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.how-content p {
  font-size: 0.87rem;
  color: var(--text-sub);
  line-height: 1.65;
}
.how-line {
  width: 60px;
  height: 2px;
  background: var(--border);
  margin-top: 48px;
  flex-shrink: 0;
}

/* ───────────────────── SCIENCE ───────────────────── */
.science {
  padding: 90px 0;
}
.science-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.science-text .section-tag {
  text-align: left;
}
.science-text h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 12px;
}
.science-text > p {
  font-size: 0.95rem;
  color: var(--text-sub);
  margin-bottom: 28px;
}
.science-params {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.sci-param {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.sci-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
}
.sci-param strong {
  display: block;
  font-size: 0.92rem;
  margin-bottom: 2px;
  color: var(--text);
}
.sci-param span {
  font-size: 0.84rem;
  color: var(--text-sub);
  line-height: 1.6;
}

/* Science card */
.sci-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
}
.sci-card-header {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
}
.sci-ranges {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 18px;
}
.sci-range-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.sci-range-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-sub);
  width: 90px;
  flex-shrink: 0;
}
.sci-range-bar {
  flex: 1;
  height: 22px;
  background: #f0f2f4;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
}
.sci-range-safe {
  position: absolute;
  top: 0;
  bottom: 0;
  background: var(--clr);
  opacity: 0.2;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sci-range-safe span {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text);
  opacity: 1;
  white-space: nowrap;
}
.sci-card-note {
  font-size: 0.76rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.sci-card-note i {
  color: var(--secondary);
}

/* ───────────────────── PRICING ───────────────────── */
.pricing {
  padding: 90px 0;
  background: var(--surface);
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.price-card {
  background: rgba(247, 250, 248, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.price-card:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}
.price-card.featured {
  background: var(--surface);
  border: 2px solid var(--secondary);
  box-shadow: 0 8px 30px rgba(82, 183, 136, 0.15);
  transform: scale(1.03);
}
.price-card.featured:hover {
  transform: scale(1.03) translateY(-4px);
  box-shadow: 0 20px 50px rgba(82, 183, 136, 0.2);
}
.price-popular {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--secondary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.price-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}
.price-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.price-amount {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 24px;
}
.price-currency {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-sub);
}
.price-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.price-period {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.price-features {
  list-style: none;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.price-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.86rem;
  color: var(--text);
}
.price-features li i {
  font-size: 0.75rem;
  color: var(--secondary);
  width: 16px;
  text-align: center;
}
.price-features li.muted {
  color: var(--text-muted);
}
.price-features li.muted i {
  color: #ccc;
}
.price-btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: 12px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  transition:
    background 0.2s,
    color 0.2s,
    border-color 0.2s;
}
.price-btn.outline {
  border: 1.5px solid var(--border);
  color: var(--primary);
  background: transparent;
}
.price-btn.outline:hover {
  border-color: var(--secondary);
  background: rgba(82, 183, 136, 0.06);
}
.price-btn.solid {
  background: var(--primary);
  color: #fff;
  border: 1.5px solid var(--primary);
}
.price-btn.solid:hover {
  background: var(--primary-l);
  border-color: var(--primary-l);
}

.price-currency-da {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--secondary);
  margin-left: 6px;
  align-self: center;
}
.pricing-addons {
  margin-top: 48px;
  text-align: center;
}
.pricing-addons h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
}
.addons-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.addon-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 16px;
  text-align: left;
  transition:
    box-shadow 0.25s,
    transform 0.25s;
}
.addon-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.addon-item i {
  font-size: 1.3rem;
  color: var(--secondary);
  width: 36px;
  text-align: center;
  flex-shrink: 0;
}
.addon-item strong {
  display: block;
  font-size: 0.85rem;
  color: var(--primary);
  margin-bottom: 2px;
}
.addon-item span {
  font-size: 0.8rem;
  color: var(--secondary);
  font-weight: 600;
}

/* ───────────────────── CTA ───────────────────── */
.final-cta {
  padding: 80px 0;
}
.cta-card {
  text-align: center;
  background: linear-gradient(
    135deg,
    var(--primary),
    var(--primary-l),
    #0d3320
  );
  background-size: 200% 200%;
  animation: gradientShift 6s ease infinite;
  border-radius: 24px;
  padding: 60px 40px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-card::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.06) 0%,
    transparent 60%
  );
  animation: float 8s ease-in-out infinite;
  pointer-events: none;
}
.cta-logo {
  height: 48px;
  margin: 0 auto 20px;
  filter: brightness(10);
}
.cta-card h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.cta-card p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 520px;
  margin: 0 auto 28px;
}
.cta-actions .btn-primary-lg {
  background: #fff;
  color: var(--primary);
}
.cta-actions .btn-primary-lg:hover {
  background: #f0f0f0;
}
.cta-note {
  margin-top: 16px;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

/* ───────────────────── FOOTER ───────────────────── */
.land-footer {
  background: var(--primary);
  padding-top: 56px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-logo {
  height: 32px;
  filter: brightness(10);
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
  max-width: 260px;
}
.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.5);
  padding: 3px 0;
  transition: color 0.2s;
}
.footer-col a:hover {
  color: rgba(255, 255, 255, 0.85);
}

.footer-bottom {
  padding: 18px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ───────────────────── SPIRULINA SHOWCASE ───────────────────── */
.spirulina-showcase {
  padding: 90px 0;
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);
  position: relative;
}
.spirulina-showcase::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--secondary),
    transparent
  );
}
.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto;
  gap: 20px;
}
.showcase-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}
.showcase-card:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
}
.showcase-card-tall {
  grid-row: span 2;
}
.showcase-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/2;
  background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 50%, #a5d6a7 100%);
}
.showcase-card-tall .showcase-img {
  aspect-ratio: auto;
  flex: 1;
  min-height: 280px;
}
.showcase-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.showcase-img img.img-error {
  display: none;
}
.showcase-img.img-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--secondary);
}
.showcase-card:hover .showcase-img img {
  transform: scale(1.06);
}
.showcase-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.65));
}
.showcase-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.showcase-info {
  padding: 18px 20px;
  flex-shrink: 0;
}
.showcase-info h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}
.showcase-info p {
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ───────────────────── LANG SWITCH ───────────────────── */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 0;
  background: var(--bg);
  cursor: pointer;
  overflow: hidden;
  font-family: var(--font);
  transition: border-color 0.2s;
}
.lang-switch:hover {
  border-color: var(--secondary);
}
.lang-switch span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-sub);
  transition: all 0.2s;
}
.lang-switch span.active {
  background: var(--primary);
  color: #fff;
}

/* ───────────────────── RESPONSIVE ───────────────────── */
@media (max-width: 1020px) {
  .hero-content h1 {
    font-size: 2.4rem;
  }
  .features-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .addons-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .price-card.featured {
    transform: scale(1);
  }
  .price-card.featured:hover {
    transform: translateY(-3px);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .showcase-grid {
    grid-template-columns: 1fr 1fr;
  }
  .showcase-card-tall {
    grid-row: span 1;
  }
}

@media (max-width: 800px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero {
    padding: 110px 0 60px;
  }
  .hero-content {
    text-align: center;
  }
  .hero-content h1 {
    font-size: 2.1rem;
  }
  .hero-sub {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-trust {
    align-items: center;
  }
  .hero-visual {
    max-width: 440px;
    margin: 0 auto;
  }

  .science-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .science-text {
    text-align: center;
  }
  .sci-param {
    text-align: left;
  }

  .how-timeline {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }
  .how-line {
    width: 2px;
    height: 30px;
  }

  .nav-links,
  .nav-actions {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-actions-mobile {
    display: none;
  }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    gap: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    animation: slideUp 0.3s ease;
  }
  .nav-links.open .nav-actions-mobile {
    display: flex;
    gap: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--border);
    margin-top: 4px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-brand p {
    margin: 0 auto;
  }
  .footer-logo {
    margin: 0 auto 12px;
  }
  .footer-bottom-inner {
    flex-direction: column;
    gap: 4px;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .features-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .addons-grid {
    grid-template-columns: 1fr;
  }
  .hero-content h1 {
    font-size: 1.8rem;
  }
  .section-head h2 {
    font-size: 1.65rem;
  }
  .metrics-grid {
    gap: 20px;
  }
  .metric-divider {
    display: none;
  }
  .cta-card {
    padding: 40px 24px;
  }
  .cta-card h2 {
    font-size: 1.6rem;
  }
}