/* ═══════════════════════════════════════════════════════════
   HIDROFIT — Premium E-Commerce Stylesheet
   Dark/Premium Design System — Apple-Inspired
   ═══════════════════════════════════════════════════════════ */

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

/* ── Design Tokens ── */
:root {
  /* Colors */
  --bg-primary: #050505;
  --bg-secondary: #0c0c0c;
  --bg-card: #121212;
  --bg-card-hover: #181818;
  --bg-elevated: #1a1a1a;
  
  --accent: #00C8E8;
  --accent-light: #4DE8FF;
  --accent-dark: #0097B0;
  --accent-gradient: linear-gradient(135deg, #00C8E8 0%, #4DE8FF 100%);
  --accent-glow: 0 0 30px rgba(0, 200, 232, 0.3);
  
  --success: #25d366;
  --success-dark: #128c7e;
  
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #666666;
  --text-price: #00C8E8;
  
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --border-accent: rgba(0, 200, 232, 0.3);
  
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: blur(20px);
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --shadow-accent: 0 8px 32px rgba(0, 200, 232, 0.25);
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 4.5rem;
  
  /* Layout */
  --max-width: 1200px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 200ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

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

ul, ol {
  list-style: none;
}

/* ── Container ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

/* ── Section Base ── */
.section {
  padding: var(--space-4xl) 0;
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

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

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: var(--text-lg);
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

/* ═══════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: background var(--duration-normal) var(--ease-in-out),
              backdrop-filter var(--duration-normal) var(--ease-in-out);
}

.navbar.scrolled {
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.navbar-logo-img {
  height: 36px;
  width: auto;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.navbar-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-in-out);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.cart-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transition: all var(--duration-fast) var(--ease-in-out);
  font-size: var(--text-sm);
  font-weight: 500;
}

.cart-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-hover);
}

.cart-btn svg {
  width: 20px;
  height: 20px;
}

.cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0);
  transition: transform var(--duration-fast) var(--ease-out);
}

.cart-badge.show {
  transform: scale(1);
}

.cart-badge.bounce {
  animation: badgeBounce 0.4s var(--ease-out);
}

@keyframes badgeBounce {
  0% { transform: scale(1); }
  40% { transform: scale(1.4); }
  100% { transform: scale(1); }
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--duration-normal) var(--ease-out);
  border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ═══════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0, 200, 232, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(77, 232, 255, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(0, 200, 232, 0.03) 0%, transparent 50%),
    var(--bg-primary);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.hero-grid {
  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 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--space-xl);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 200, 232, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(0, 200, 232, 0); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(var(--text-4xl), 8vw, var(--text-6xl));
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
}

.hero-title .line {
  display: block;
}

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

.hero-subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.6;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-2xl);
  background: var(--accent-gradient);
  color: white;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.hero-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.hero-cta:hover::before {
  left: 100%;
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.hero-cta svg {
  width: 18px;
  height: 18px;
  transition: transform var(--duration-fast) var(--ease-out);
}

.hero-cta:hover svg {
  transform: translateX(4px);
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

.hero-scroll svg {
  width: 20px;
  height: 20px;
}

/* ═══════════════════════════════════════════
   PRODUCTS SECTION
   ═══════════════════════════════════════════ */
.products {
  background: var(--bg-secondary);
  position: relative;
}

.products::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.product-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg);
}

.product-card.featured {
  border-color: var(--border-accent);
}

.product-card.featured::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: var(--accent-gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.3;
}

.product-badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  z-index: 5;
  padding: var(--space-xs) var(--space-md);
  background: var(--accent);
  color: white;
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-sm);
}

.product-badge.save {
  background: var(--success);
}

/* Product Gallery */
.product-gallery {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a1a, #0d0d0d);
}

.gallery-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform var(--duration-slow) var(--ease-out);
}

.gallery-slide {
  min-width: 100%;
  height: 100%;
  position: relative;
}

.gallery-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.product-card:hover .gallery-slide img {
  transform: scale(1.05);
}

.gallery-dots {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-sm);
  z-index: 5;
}

.gallery-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-in-out);
  padding: 0;
}

.gallery-dot.active {
  background: var(--accent);
  width: 24px;
  border-radius: 4px;
}

.gallery-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: all var(--duration-fast) var(--ease-in-out);
  z-index: 5;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.gallery-nav:hover {
  background: rgba(0, 0, 0, 0.8);
}

.product-card:hover .gallery-nav {
  opacity: 1;
}

.gallery-nav.prev {
  left: var(--space-sm);
}

.gallery-nav.next {
  right: var(--space-sm);
}

.gallery-nav svg {
  width: 16px;
  height: 16px;
}

/* Product Info */
.product-info {
  padding: var(--space-lg);
}

.product-name {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.product-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.product-feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

.product-feature-tag svg {
  width: 12px;
  height: 12px;
  color: var(--accent);
}

.product-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.product-price {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--text-primary);
}

.product-price .currency {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-secondary);
}

.product-price-old {
  font-size: var(--text-sm);
  color: var(--text-muted);
  text-decoration: line-through;
}

.product-add-btn {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--accent-gradient);
  color: white;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.product-add-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s;
}

.product-add-btn:hover::before {
  left: 100%;
}

.product-add-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.product-add-btn:active {
  transform: translateY(0);
}

.product-add-btn svg {
  width: 18px;
  height: 18px;
}

.product-add-btn.added {
  background: var(--success);
}

/* ═══════════════════════════════════════════
   FEATURES SECTION
   ═══════════════════════════════════════════ */
.features {
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: rgba(0, 200, 232, 0.1);
  color: var(--accent);
  transition: all var(--duration-normal) var(--ease-out);
}

.feature-card:hover .feature-icon {
  background: var(--accent-gradient);
  color: white;
  transform: scale(1.1);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.feature-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   BEFORE/AFTER SECTION
   ═══════════════════════════════════════════ */
.before-after {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.before-after::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
}

.ba-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.ba-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

.ba-image img {
  width: 100%;
  height: auto;
  display: block;
}

.ba-content {
  padding: var(--space-xl);
}

.ba-content h2 {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.ba-content h2 span {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ba-content p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.ba-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.ba-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-in-out);
}

.ba-list-item:hover {
  border-color: var(--border-accent);
  background: rgba(0, 200, 232, 0.05);
}

.ba-list-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(0, 200, 232, 0.1);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ba-list-icon svg {
  width: 20px;
  height: 20px;
}

.ba-list-text {
  font-size: var(--text-sm);
  font-weight: 500;
}

/* ═══════════════════════════════════════════
   USE CASES / GALLERY SECTION
   ═══════════════════════════════════════════ */
.use-cases {
  position: relative;
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.use-case-card {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
}

.use-case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.use-case-card:hover img {
  transform: scale(1.1);
}

.use-case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
}

.use-case-label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-xs) var(--space-md);
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: inline-block;
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-logo-img {
  height: 40px;
  width: auto;
  margin-bottom: var(--space-md);
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.6;
  max-width: 300px;
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-in-out);
}

.footer-links a:hover {
  color: var(--accent);
}

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

.footer-bottom p {
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.footer-socials {
  display: flex;
  gap: var(--space-md);
}

.footer-social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--duration-fast) var(--ease-in-out);
}

.footer-social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  transform: translateY(-2px);
}

.footer-social-link svg {
  width: 18px;
  height: 18px;
}

/* ═══════════════════════════════════════════
   CART PANEL
   ═══════════════════════════════════════════ */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-normal) var(--ease-in-out);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.cart-overlay.open {
  opacity: 1;
  visibility: visible;
}

.cart-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 420px;
  max-width: 100%;
  background: var(--bg-card);
  border-left: 1px solid var(--border);
  z-index: 2001;
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  display: flex;
  flex-direction: column;
}

.cart-panel.open {
  transform: translateX(0);
}

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.cart-header h3 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
}

.cart-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) var(--ease-in-out);
}

.cart-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.cart-close svg {
  width: 18px;
  height: 18px;
}

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg);
}

.cart-items::-webkit-scrollbar {
  width: 4px;
}

.cart-items::-webkit-scrollbar-track {
  background: transparent;
}

.cart-items::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 2px;
}

.cart-empty {
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
}

.cart-empty svg {
  width: 64px;
  height: 64px;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.cart-empty p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.cart-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  transition: all var(--duration-fast) var(--ease-in-out);
}

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

.cart-item-img {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a1a, #0d0d0d);
  flex-shrink: 0;
}

.cart-item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cart-item-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.cart-item-name {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: 2px;
}

.cart-item-price {
  font-size: var(--text-sm);
  color: var(--accent-light);
  font-weight: 600;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.qty-btn {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  transition: all var(--duration-fast) var(--ease-in-out);
}

.qty-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.qty-value {
  font-size: var(--text-sm);
  font-weight: 600;
  min-width: 24px;
  text-align: center;
}

.cart-item-remove {
  align-self: flex-start;
  padding: 4px;
  color: var(--text-muted);
  transition: color var(--duration-fast) var(--ease-in-out);
}

.cart-item-remove:hover {
  color: var(--accent);
}

.cart-item-remove svg {
  width: 16px;
  height: 16px;
}

/* Cart Footer */
.cart-footer {
  padding: var(--space-xl);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.cart-total-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.cart-total-label {
  font-size: var(--text-base);
  color: var(--text-secondary);
}

.cart-total-value {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 800;
}

.cart-checkout-btns {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.checkout-btn {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  transition: all var(--duration-normal) var(--ease-out);
}

.checkout-btn svg {
  width: 20px;
  height: 20px;
}

.checkout-btn.whatsapp {
  background: var(--success);
  color: white;
}

.checkout-btn.whatsapp:hover {
  background: var(--success-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
}

.checkout-btn.email {
  background: transparent;
  color: var(--text-primary);
  border-color: rgba(0, 200, 232, 0.3);
}

.checkout-btn.email:hover {
  border-color: var(--accent);
  background: rgba(0, 200, 232, 0.1);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════
   CHECKOUT MODAL
   ═══════════════════════════════════════════ */
.checkout-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 3000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-normal) var(--ease-in-out);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.checkout-modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.checkout-modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 480px;
  max-width: 90vw;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--duration-slow) var(--ease-out);
  box-shadow: var(--shadow-lg);
}

.checkout-modal-overlay.open .checkout-modal {
  transform: scale(1) translateY(0);
}

.checkout-modal-header {
  padding: var(--space-xl);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.checkout-modal-header h3 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
}

.checkout-modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) var(--ease-in-out);
}

.checkout-modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.checkout-modal-close svg {
  width: 18px;
  height: 18px;
}

.checkout-form {
  padding: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  transition: all var(--duration-fast) var(--ease-in-out);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 200, 232, 0.1);
}

.form-group textarea {
  height: 80px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.checkout-form-btns {
  display: flex;
  gap: var(--space-md);
  padding: 0 var(--space-xl) var(--space-xl);
}

.checkout-form-btns .checkout-btn {
  flex: 1;
}

/* ═══════════════════════════════════════════
   FLOATING WHATSAPP BUTTON
   ═══════════════════════════════════════════ */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-xl);
  left: var(--space-xl);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--success);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--duration-normal) var(--ease-out);
  animation: whatsappPulse 3s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

@keyframes whatsappPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

/* ═══════════════════════════════════════════
   TOAST NOTIFICATION
   ═══════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  padding: var(--space-md) var(--space-xl);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 5000;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--duration-normal) var(--ease-out);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-color: rgba(37, 211, 102, 0.3);
}

.toast svg {
  width: 20px;
  height: 20px;
  color: var(--success);
}

/* ═══════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ═══════════════════════════════════════════
   RESPONSIVE — TABLET
   ═══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-grid .product-card:last-child {
    grid-column: 1 / -1;
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-grid .footer-brand {
    grid-column: 1 / -1;
  }
}

/* ═══════════════════════════════════════════
   RESPONSIVE — MOBILE
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
  :root {
    --space-xl: 1.25rem;
    --space-4xl: 3.5rem;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .navbar-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-2xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--ease-in-out);
    z-index: 999;
  }
  
  .navbar-nav.open {
    opacity: 1;
    visibility: visible;
  }
  
  .navbar-nav a {
    font-size: var(--text-xl);
  }
  
  .hero-title {
    font-size: clamp(var(--text-3xl), 10vw, var(--text-5xl));
  }
  
  .products-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
  
  .products-grid .product-card:last-child {
    max-width: 100%;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }
  
  .ba-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .ba-content {
    padding: 0;
  }
  
  .ba-content h2 {
    font-size: var(--text-3xl);
  }
  
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .section-title {
    font-size: var(--text-3xl);
  }
  
  .cart-panel {
    width: 100%;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
  
  .checkout-form-btns {
    flex-direction: column;
  }
  
  .whatsapp-float {
    bottom: var(--space-lg);
    left: var(--space-lg);
    width: 50px;
    height: 50px;
  }
}

@media (max-width: 480px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-badge {
    font-size: var(--text-xs);
  }
}

/* ═══════════════════════════════════════════
   IMAGE PLACEHOLDERS (when images not loaded)
   ═══════════════════════════════════════════ */
.gallery-slide {
  background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-slide img {
  background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
}

.gallery-slide img[src=""]::after,
.gallery-slide img:not([src])::after {
  content: 'HIDROFIT';
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: var(--text-xl);
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

/* ═══════════════════════════════════════════
   COLOR SELECTOR
   ═══════════════════════════════════════════ */
.product-colors {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--space-md);
}

.color-swatch {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-in-out);
  position: relative;
  padding: 0;
}

.color-swatch:hover {
  transform: scale(1.15);
}

.color-swatch.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 200, 232, 0.25);
}

.color-label {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: capitalize;
}

/* ═══════════════════════════════════════════
   PRODUCT DETAIL PAGE
   ═══════════════════════════════════════════ */

/* Back link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 2rem;
  transition: var(--transition);
  padding: 8px 0;
}
.back-link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.back-link:hover {
  color: var(--text);
  gap: 12px;
}

/* Detail layout container */
.product-detail-layout {
  min-height: 400px;
}

/* Detail card overrides */
.product-detail-layout .product-card {
  display: flex !important;
  flex-direction: row !important;
  gap: 3rem;
  box-shadow: none !important;
  background: transparent !important;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 !important;
  border: none !important;
}

/* Gallery side */
.product-detail-layout .product-card > div:first-child {
  flex: 1;
  max-width: 520px;
}
.product-detail-layout .product-gallery {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.product-detail-layout .gallery-slide {
  cursor: zoom-in;
  overflow: hidden;
}
.product-detail-layout .gallery-slide img {
  object-fit: contain;
  background-color: var(--bg-card);
  transition: transform 0.15s ease-out;
  transform-origin: center center;
}

/* Info side */
.product-detail-layout .product-card > div:last-child {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Detail page title */
.product-detail-layout h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Detail price row */
.product-detail-layout .product-price {
  font-size: 2.2rem !important;
}

/* Detail description */
.product-detail-layout .detail-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

/* Features list in detail */
.product-detail-layout .detail-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.product-detail-layout .detail-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.product-detail-layout .detail-features li svg {
  width: 20px;
  height: 20px;
  color: var(--cyan);
  flex-shrink: 0;
}

/* Guarantees row */
.product-detail-layout .detail-guarantees {
  list-style: none;
  padding: 0;
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.product-detail-layout .detail-guarantees li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.product-detail-layout .detail-guarantees li svg {
  width: 18px;
  height: 18px;
  color: var(--cyan);
  flex-shrink: 0;
}

/* Color selector in detail page */
.product-detail-layout .product-colors {
  justify-content: flex-start;
}
.product-detail-layout .color-label {
  font-size: 0.9rem;
}

/* Add to cart in detail */
.product-detail-layout .product-add-btn {
  font-size: 1.1rem;
  padding: 1rem 2rem;
  max-width: 320px;
}

/* Responsive: stack on mobile */
@media (max-width: 768px) {
  .product-detail-layout .product-card {
    flex-direction: column !important;
    gap: 2rem;
  }
  .product-detail-layout .product-card > div:first-child {
    max-width: 100%;
  }
  .product-detail-layout h1 {
    font-size: 1.8rem;
  }
  .product-detail-layout .product-price {
    font-size: 1.6rem !important;
  }
  .product-detail-layout .product-add-btn {
    max-width: 100%;
  }
}

/* Ver Detalles button hover on index page */
.btn-detalles:hover {
  background: var(--cyan) !important;
  color: var(--bg) !important;
}

.checkout-btn.mercadopago { background-color: #009ee3; color: white; margin-top: 15px; width: 100%; justify-content: center; }
.checkout-btn.mercadopago:hover { background-color: #0080b7; transform: translateY(-2px); }

/* -------------------------------------------
   CHECKOUT MODAL (DATOS DE ENV�O)
------------------------------------------- */
.checkout-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(4px);
}

.checkout-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.checkout-modal {
  background: var(--surface);
  width: 90%;
  max-width: 450px;
  border-radius: 12px;
  padding: 30px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 15px 35px rgba(0,0,0,0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.checkout-overlay.open .checkout-modal {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--text);
}

.checkout-modal h2 {
  margin-top: 0;
  margin-bottom: 5px;
  font-size: 1.5rem;
  color: var(--text);
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
}

.form-group input {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s, background 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.1);
}


/* ═══════════ TESTIMONIALS ═══════════ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: left;
  transition: transform var(--transition);
}
.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: var(--cyan);
}
.testimonial-card .stars {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}
.testimonial-text {
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.6;
}
.testimonial-author {
  font-weight: 600;
  color: var(--text);
}

/* ═══════════ FAQ ═══════════ */
.faq-container {
  max-width: 800px;
  margin: 2rem auto 0;
  text-align: left;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item:hover {
  border-color: var(--text-muted);
}
.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 600;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  text-align: left;
}
.faq-icon {
  font-size: 1.5rem;
  color: var(--cyan);
  transition: transform var(--transition);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition), padding var(--transition);
  background: var(--bg);
}
.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.5rem;
}
.faq-answer p {
  color: var(--text-muted);
  line-height: 1.6;
}