@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-primary: #060b14;
  --bg-secondary: #0a1020;
  --bg-card: #0f1729;
  --bg-card-hover: #162035;
  --accent: #3b9dff;
  --accent-dim: #0066B3;
  --accent-dark: #003d7a;
  --accent-green: #34d399;
  --text-primary: #edf2ff;
  --text-secondary: #94a8c8;
  --text-muted: #5a7194;
  --border: rgba(59, 157, 255, 0.12);
  --border-hover: rgba(59, 157, 255, 0.35);
  --gradient-1: linear-gradient(135deg, #0066B3, #3b9dff);
  --gradient-2: linear-gradient(135deg, #f59e0b, #fbbf24);
  --gradient-3: linear-gradient(135deg, #c084fc, #f472b6);
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(59, 157, 255, 0.15);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: #6bb5ff; }

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

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

/* ===== HEADER ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(6, 11, 20, 0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; max-width: 1200px; margin: 0 auto;
}

.logo {
  font-size: 1.5rem; font-weight: 800;
  background: var(--gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; letter-spacing: -0.5px;
}

.nav { display: flex; gap: 8px; align-items: center; }

.nav a {
  color: var(--text-secondary); font-size: 0.875rem; font-weight: 500;
  padding: 8px 14px; border-radius: 8px; transition: var(--transition);
}
.nav a:hover, .nav a.active {
  color: var(--accent); background: rgba(59,157,255,0.08);
}

.nav-toggle {
  display: none; background: none; border: none; color: var(--text-primary);
  font-size: 1.5rem; cursor: pointer;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 120px 24px 80px;
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse at 50% 120%, rgba(0,102,179,0.2) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 0%, rgba(52,211,153,0.08) 0%, transparent 40%),
              var(--bg-primary);
}

.hero::before {
  content: ''; position: absolute; top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(0,102,179,0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(59,157,255,0.06) 0%, transparent 50%);
  animation: heroGlow 8s ease-in-out infinite alternate;
}

.hero::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(6,11,20,0.88) 0%, rgba(6,11,20,0.75) 40%, rgba(6,11,20,0.92) 100%);
  z-index: 0;
}

@keyframes heroGlow {
  0% { transform: translate(0,0) scale(1); }
  100% { transform: translate(-2%,1%) scale(1.05); }
}

.hero-content { position: relative; z-index: 2; max-width: 800px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px; border-radius: 50px;
  background: rgba(59,157,255,0.1); border: 1px solid var(--border);
  font-size: 0.85rem; color: var(--accent); font-weight: 500;
  margin-bottom: 32px;
}

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

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

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 900;
  line-height: 1.1; margin-bottom: 24px; letter-spacing: -1.5px;
}

.hero h1 .gradient-text {
  background: var(--gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.15rem; color: var(--text-secondary);
  max-width: 600px; margin: 0 auto 40px; line-height: 1.8;
}

.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 12px; font-weight: 600;
  font-size: 0.95rem; cursor: pointer; transition: var(--transition);
  border: none; font-family: inherit;
}

.btn-primary {
  background: var(--accent); color: #060b14;
}
.btn-primary:hover {
  background: #6bb5ff; transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(59,157,255,0.3);
  color: #060b14;
}

.btn-outline {
  background: transparent; color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent); color: var(--accent);
  transform: translateY(-2px);
}

/* ===== GARDEN MAP ===== */
.garden-map-section {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.garden-map-container {
  margin-top: 40px;
  position: relative;
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.garden-map-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1/1;
}

.garden-map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.map-hotspot {
  position: absolute;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 10;
  transition: var(--transition);
}

.hotspot-pulse {
  width: 24px;
  height: 24px;
  background: var(--accent);
  border-radius: 50%;
  border: 3px solid white;
  box-shadow: 0 0 15px var(--accent);
  position: relative;
}

.hotspot-pulse::after {
  content: '';
  position: absolute;
  top: -10px; left: -10px; right: -10px; bottom: -10px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  animation: pulsePulse 2s infinite;
  opacity: 0;
}

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

.hotspot-label {
  background: rgba(15, 23, 41, 0.9);
  backdrop-filter: blur(8px);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border-hover);
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  transition: var(--transition);
}

.map-hotspot:hover .hotspot-pulse {
  transform: scale(1.2);
  background: white;
  box-shadow: 0 0 25px white;
}

.map-hotspot:hover .hotspot-label {
  background: var(--accent);
  transform: translateY(-2px);
}

/* Hotspot Positions */
.map-hotspot.window { top: 58%; left: 45%; }
.map-hotspot.balcony { top: 38%; left: 55%; }
.map-hotspot.flowerbed { top: 75%; left: 15%; }
.map-hotspot.vegpatch { top: 80%; left: 60%; }
.map-hotspot.orchard { top: 55%; left: 85%; }

/* ===== SECTIONS ===== */
section { padding: 100px 0; }

.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 2px; color: var(--accent); margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  line-height: 1.2; margin-bottom: 20px; letter-spacing: -1px;
}

.section-desc {
  font-size: 1.05rem; color: var(--text-secondary);
  max-width: 650px; line-height: 1.8; margin-bottom: 48px;
}

.section-desc.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ===== HOW IT WORKS ===== */
.how-it-works { background: var(--bg-secondary); }

.steps-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px; margin-top: 48px;
}

.step-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
  transition: var(--transition); position: relative; overflow: hidden;
}

.step-card:hover {
  border-color: var(--border-hover); transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.step-number {
  width: 48px; height: 48px; border-radius: 12px;
  background: rgba(59,157,255,0.1); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.2rem; margin-bottom: 20px;
}

.step-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.step-card p { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== PRODUCT CARDS ===== */
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.product-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: var(--transition);
}

.product-card:hover {
  border-color: var(--border-hover); transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.product-header {
  padding: 32px 28px 24px; position: relative;
}

.product-header::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
}

.product-card.pro .product-header::before { background: linear-gradient(135deg, #34d399, #3b9dff); }
.product-card.highk .product-header::before { background: var(--gradient-2); }
.product-card.bloom .product-header::before { background: var(--gradient-3); }

.product-tag {
  display: inline-block; padding: 4px 12px; border-radius: 6px;
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 16px;
}

.pro .product-tag { background: rgba(52,211,153,0.15); color: #34d399; }
.highk .product-tag { background: rgba(245,158,11,0.15); color: #fbbf24; }
.bloom .product-tag { background: rgba(192,132,252,0.15); color: #c084fc; }

.product-name { font-size: 1.6rem; font-weight: 800; margin-bottom: 8px; }
.product-npk { font-size: 1rem; color: var(--text-muted); margin-bottom: 16px; }

.product-npk span {
  display: inline-block; padding: 2px 10px; border-radius: 6px;
  background: rgba(255,255,255,0.05); margin: 2px; font-weight: 600;
  font-size: 0.85rem;
}

.product-desc {
  color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7;
  padding: 0 28px;
}

.product-features {
  padding: 24px 28px; display: flex; flex-direction: column; gap: 10px;
}

.product-feature {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.9rem; color: var(--text-secondary);
}

.product-feature .icon {
  color: var(--accent); font-size: 1rem; flex-shrink: 0; margin-top: 2px;
}

.product-footer {
  padding: 20px 28px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}

.product-duration {
  font-size: 0.85rem; color: var(--text-muted);
}
.product-duration strong { color: var(--accent); font-weight: 700; }

/* ===== TABS ===== */
.tabs {
  display: flex; gap: 8px; margin-bottom: 40px; flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 24px; border-radius: 10px; border: 1px solid var(--border);
  background: transparent; color: var(--text-secondary);
  font-size: 0.9rem; font-weight: 500; cursor: pointer;
  transition: var(--transition); font-family: inherit;
}

.tab-btn:hover { border-color: var(--border-hover); color: var(--text-primary); }
.tab-btn.active {
  background: rgba(59,157,255,0.1); border-color: var(--accent);
  color: var(--accent);
}

.tab-content { display: none; animation: fadeIn 0.4s ease; }
.tab-content.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ===== AUDIENCE SECTION ===== */
.audience-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.audience-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0; transition: var(--transition);
  overflow: hidden;
}

.audience-card:hover {
  border-color: var(--border-hover); transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.audience-icon {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin-bottom: 20px;
}

.audience-card.garden .audience-icon { background: rgba(52,211,153,0.12); }
.audience-card.home .audience-icon { background: rgba(192,132,252,0.12); }

.audience-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; }
.audience-card > p { color: var(--text-secondary); margin-bottom: 20px; font-size: 0.95rem; }

.pack-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.pack-list li {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.03); border: 1px solid var(--border);
  font-size: 0.9rem;
}

.pack-weight {
  font-weight: 700; color: var(--accent); min-width: 70px;
}

/* ===== COMPARISON TABLE ===== */
.comparison-wrapper {
  overflow-x: auto; border-radius: var(--radius);
  border: 1px solid var(--border);
}

.comparison-table {
  width: 100%; border-collapse: collapse; min-width: 700px;
}

.comparison-table th, .comparison-table td {
  padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.comparison-table thead th {
  background: var(--bg-card); color: var(--text-muted);
  font-weight: 600; text-transform: uppercase; letter-spacing: 1px;
  font-size: 0.8rem; position: sticky; top: 0;
}

.comparison-table tbody tr { transition: var(--transition); }
.comparison-table tbody tr:hover { background: rgba(59,157,255,0.04); }
.comparison-table tbody td { color: var(--text-secondary); }
.comparison-table tbody td:first-child { color: var(--text-primary); font-weight: 600; }

.badge-pro { color: #34d399; }
.badge-highk { color: #fbbf24; }
.badge-bloom { color: #c084fc; }

/* ===== PLANTS SECTION ===== */
.plants-category {
  margin-bottom: 32px;
}

.plants-category h3 {
  font-size: 1.15rem; font-weight: 700; margin-bottom: 16px;
  padding-bottom: 10px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}

.plants-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
}

.plant-item {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: 8px;
  background: rgba(255,255,255,0.02); border: 1px solid var(--border);
  font-size: 0.88rem; color: var(--text-secondary);
  transition: var(--transition);
}

.plant-item:hover {
  background: rgba(59,157,255,0.05); border-color: var(--border-hover);
}

.plant-item .rec {
  font-size: 0.7rem; padding: 2px 6px; border-radius: 4px;
  font-weight: 600; margin-left: auto; white-space: nowrap;
}

.rec-pro { background: rgba(52,211,153,0.15); color: #34d399; }
.rec-highk { background: rgba(245,158,11,0.15); color: #fbbf24; }
.rec-bloom { background: rgba(192,132,252,0.15); color: #c084fc; }

/* ===== INSTRUCTIONS ===== */
.instructions-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.instruction-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
}

.instruction-card h3 {
  font-size: 1.15rem; font-weight: 700; margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}

.dosage-table {
  width: 100%; border-collapse: collapse; margin-top: 12px;
}

.dosage-table th, .dosage-table td {
  padding: 10px 14px; text-align: left; font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
}

.dosage-table th {
  color: var(--text-muted); font-weight: 600; font-size: 0.78rem;
  text-transform: uppercase; letter-spacing: 0.5px;
}

.dosage-table td { color: var(--text-secondary); }

/* ===== VISUAL DOSE SELECTOR ===== */
.visual-dose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.dose-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 12px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.dose-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  background: var(--bg-card-hover);
}

.dose-card.active {
  border-color: var(--accent);
  background: rgba(59, 157, 255, 0.1);
  box-shadow: 0 0 20px rgba(59, 157, 255, 0.15);
}

.dose-icon {
  font-size: 2.5rem;
}

.dose-label {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-secondary);
}

.dose-card.active .dose-label {
  color: var(--accent);
}

/* ===== CALCULATOR ===== */
.calculator {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px; max-width: 600px;
  margin: 40px auto 0;
}

.calculator h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 24px; text-align: center; }

.calc-group { margin-bottom: 20px; }
.calc-group label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--text-muted); margin-bottom: 12px; text-transform: uppercase;
  letter-spacing: 0.5px;
}

.calc-group input {
  width: 100%; padding: 12px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg-primary);
  color: var(--text-primary); font-size: 1rem; font-family: inherit;
  transition: var(--transition);
}

.calc-group input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59,157,255,0.15);
}

.calc-result {
  text-align: center; padding: 20px; border-radius: var(--radius-sm);
  background: rgba(59,157,255,0.08); border: 1px solid rgba(59,157,255,0.2);
  margin-top: 24px;
}

.calc-result .amount {
  font-size: 2.5rem; font-weight: 900; color: var(--accent);
}

.calc-result .unit { font-size: 1rem; color: var(--text-secondary); }
.calc-result .scoops {
  font-size: 0.9rem; color: var(--text-muted); margin-top: 4px;
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  margin-bottom: 12px; overflow: hidden; transition: var(--transition);
}

.faq-item:hover { border-color: var(--border-hover); }

.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px; cursor: pointer; font-weight: 600;
  font-size: 0.95rem; background: none; border: none;
  color: var(--text-primary); width: 100%; text-align: left;
  font-family: inherit; transition: var(--transition);
}

.faq-question:hover { color: var(--accent); }

.faq-arrow {
  transition: var(--transition); font-size: 1.2rem; color: var(--text-muted);
}

.faq-item.open .faq-arrow { transform: rotate(180deg); color: var(--accent); }

.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding: 0 24px 18px; color: var(--text-secondary);
  font-size: 0.92rem; line-height: 1.8;
}

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid var(--border); padding: 60px 0 40px;
  background: var(--bg-secondary);
}

.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}

.footer-brand p { color: var(--text-secondary); margin-top: 12px; font-size: 0.9rem; }

.footer-links h4 {
  font-size: 0.85rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1px; color: var(--text-muted); margin-bottom: 16px;
}

.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: var(--text-secondary); font-size: 0.9rem; }
.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  color: var(--text-muted); font-size: 0.85rem;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav { 
    display: none; position: fixed; top: 60px; left: 0; right: 0;
    background: rgba(6,11,20,0.98); backdrop-filter: blur(20px);
    flex-direction: column; padding: 20px; gap: 4px;
    border-bottom: 1px solid var(--border);
  }
  .nav.open { display: flex; }
  .nav-toggle { display: block; }
  .hero h1 { font-size: 2.2rem; }
  .products-grid { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
  .tabs { gap: 6px; }
  .tab-btn { padding: 8px 16px; font-size: 0.82rem; }
  .comparison-table { min-width: 600px; }

  .garden-map-container { border-radius: 0; }
  .hotspot-label { display: none; }
  .map-hotspot:hover .hotspot-label { display: block; position: absolute; bottom: 35px; }

  .section-image-row { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
}

/* ===== SEARCH BOX ===== */
.search-box {
  max-width: 500px; margin: 0 auto 32px; position: relative;
}

.search-box input {
  width: 100%; padding: 14px 20px 14px 48px;
  border-radius: 12px; border: 1px solid var(--border);
  background: var(--bg-card); color: var(--text-primary);
  font-size: 0.95rem; font-family: inherit; transition: var(--transition);
}

.search-box input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59,157,255,0.15);
}

.search-box .search-icon {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); font-size: 1.1rem;
}

/* ===== TIP BOX ===== */
.tip-box {
  background: rgba(59,157,255,0.06); border: 1px solid rgba(59,157,255,0.15);
  border-radius: var(--radius-sm); padding: 20px 24px;
  margin: 20px 0; display: flex; gap: 14px; align-items: flex-start;
}

.tip-box .tip-icon { font-size: 1.3rem; flex-shrink: 0; }
.tip-box p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* ===== WARNING BOX ===== */
.warn-box {
  background: rgba(249,115,22,0.06); border: 1px solid rgba(249,115,22,0.2);
  border-radius: var(--radius-sm); padding: 20px 24px;
  margin: 20px 0; display: flex; gap: 14px; align-items: flex-start;
}

.warn-box .warn-icon { font-size: 1.3rem; flex-shrink: 0; }
.warn-box p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* Back to top */
.back-to-top {
  position: fixed; bottom: 30px; right: 30px; width: 48px; height: 48px;
  border-radius: 14px; background: var(--accent); color: #060b14;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; cursor: pointer; border: none;
  opacity: 0; visibility: hidden; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(59,157,255,0.3); z-index: 999;
}

.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); }

/* ===== SECTION IMAGES ===== */
.section-image {
  width: 100%; max-height: 400px; object-fit: cover;
  border-radius: var(--radius); margin-bottom: 40px;
  border: 1px solid var(--border);
}

.section-image-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  margin-bottom: 40px;
}

.section-image-row img {
  width: 100%; height: 240px; object-fit: cover;
  border-radius: var(--radius); border: 1px solid var(--border);
  transition: var(--transition);
}

.section-image-row img:hover {
  transform: scale(1.02); border-color: var(--border-hover);
}

/* ===== PRODUCT IMAGE ===== */
.product-img {
  width: 100%; height: 200px; object-fit: cover;
}

/* ===== STATS BAR ===== */
.stats-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px; margin-top: 60px;
}

.stat-item {
  text-align: center; padding: 28px 20px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); transition: var(--transition);
}

.stat-item:hover {
  border-color: var(--border-hover); transform: translateY(-2px);
}

.stat-number {
  font-size: 2.5rem; font-weight: 900; color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem; color: var(--text-muted); margin-top: 8px;
}
/* ===== TABLETS / MOBILE (768px) ===== */
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .header-inner { padding: 12px 16px; }

  section { padding: 60px 0; }

  .nav { 
    display: none; position: fixed; top: 56px; left: 0; right: 0;
    background: rgba(6,11,20,0.98); backdrop-filter: blur(20px);
    flex-direction: column; padding: 20px; gap: 4px;
    border-bottom: 1px solid var(--border);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 16px; font-size: 1rem; }
  .nav-toggle { display: block; }

  .hero {
    min-height: auto;
    padding: 100px 16px 60px;
  }
  .hero h1 { font-size: 2.2rem; letter-spacing: -1px; }
  .hero p { font-size: 1rem; }
  .hero-buttons { flex-direction: column; width: 100%; }
  .hero-buttons .btn { width: 100%; justify-content: center; }

  .products-grid { grid-template-columns: 1fr; gap: 20px; }
  .audience-grid { grid-template-columns: 1fr; gap: 20px; }
  .steps-grid { grid-template-columns: 1fr; gap: 16px; }
  .instructions-grid { grid-template-columns: 1fr; gap: 16px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }

  .tabs { gap: 6px; }
  .tab-btn { padding: 8px 14px; font-size: 0.82rem; }
  
  .comparison-table { min-width: 600px; }

  /* Карта сада */
  .garden-map-container { border-radius: var(--radius); }
  .hotspot-pulse { width: 20px; height: 20px; border-width: 2px; }
  .hotspot-label { 
    display: none;
    position: absolute; bottom: 30px;
    font-size: 0.7rem;
  }
  .map-hotspot:hover .hotspot-label,
  .map-hotspot:focus .hotspot-label { display: block; }

  .section-image-row { grid-template-columns: 1fr; }
  .section-image-row img { height: 200px; }

  .stats-bar { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-number { font-size: 2rem; }

  .calculator { padding: 24px 20px; }
  .instruction-card { padding: 20px; }
  .step-card { padding: 24px 20px; }
  .product-header { padding: 24px 20px 20px; }
  .product-desc { padding: 0 20px; }
  .product-features { padding: 20px; }
  .product-footer { padding: 16px 20px; }

  .calc-result .amount { font-size: 2rem; }

  .back-to-top {
    bottom: 16px; right: 16px;
    width: 44px; height: 44px;
  }
}

/* ===== SMALL MOBILE (480px) ===== */
@media (max-width: 480px) {
  html { font-size: 15px; }

  .container { padding: 0 14px; }

  .hero h1 { font-size: 1.9rem; }
  .hero p { font-size: 0.95rem; }
  .hero-badge { font-size: 0.75rem; padding: 6px 14px; }

  .section-title { font-size: 1.6rem; }
  .section-desc { font-size: 0.95rem; }

  .stats-bar { grid-template-columns: 1fr; }

  .product-name { font-size: 1.4rem; }
  .calculator { padding: 20px 16px; }
  .calc-result .amount { font-size: 1.8rem; }

  .footer { padding: 40px 0 24px; }

  /* Кнопки на всю ширину */
  .btn { padding: 12px 20px; font-size: 0.9rem; }
}