/* ============================================
   سلة سعود - Cleaning Supplies Store
   Modern Arabic Website Stylesheet
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Primary Palette - Ocean Blues */
  --primary-900: #0a2647;
  --primary-800: #114477;
  --primary-700: #1a5fa0;
  --primary-600: #2176c9;
  --primary-500: #2b8be0;
  --primary-400: #4da6e8;
  --primary-300: #7ec0f0;
  --primary-200: #b0d9f7;
  --primary-100: #dceefb;
  --primary-50: #f0f8ff;

  /* Accent - Fresh Mint */
  --accent-600: #1da85a;
  --accent-500: #2ecc71;
  --accent-400: #58d68d;
  --accent-300: #82e0a8;
  --accent-200: #b8eecf;
  --accent-100: #e0f8ec;

  /* Neutrals */
  --neutral-950: #0a0f1a;
  --neutral-900: #1a1f2e;
  --neutral-800: #2a3040;
  --neutral-700: #3d4455;
  --neutral-600: #555d6e;
  --neutral-500: #6e7787;
  --neutral-400: #8c94a3;
  --neutral-300: #b0b6c2;
  --neutral-200: #d1d5dd;
  --neutral-100: #e8eaee;
  --neutral-50: #f5f6f8;
  --white: #ffffff;

  /* Warm Accent */
  --warm-500: #f39c12;
  --warm-400: #f5b041;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(10, 38, 71, 0.08);
  --shadow-md: 0 4px 12px rgba(10, 38, 71, 0.1);
  --shadow-lg: 0 8px 30px rgba(10, 38, 71, 0.12);
  --shadow-xl: 0 20px 60px rgba(10, 38, 71, 0.15);
  --shadow-glow: 0 0 40px rgba(43, 139, 224, 0.15);

  /* Typography */
  --font-primary: 'Tajawal', 'Segoe UI', sans-serif;
  --font-display: 'Cairo', 'Tajawal', sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1200px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
  font-family: var(--font-primary);
  color: var(--neutral-800);
  background: var(--white);
  direction: rtl;
  text-align: right;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Animated Background Bubbles --- */
.bubbles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(43, 139, 224, 0.08), rgba(46, 204, 113, 0.04));
  animation: floatBubble linear infinite;
}

.bubble:nth-child(1) { width: 80px; height: 80px; left: 10%; animation-duration: 18s; animation-delay: 0s; }
.bubble:nth-child(2) { width: 50px; height: 50px; left: 25%; animation-duration: 22s; animation-delay: 2s; }
.bubble:nth-child(3) { width: 120px; height: 120px; left: 45%; animation-duration: 25s; animation-delay: 4s; }
.bubble:nth-child(4) { width: 60px; height: 60px; left: 65%; animation-duration: 20s; animation-delay: 1s; }
.bubble:nth-child(5) { width: 90px; height: 90px; left: 80%; animation-duration: 23s; animation-delay: 3s; }
.bubble:nth-child(6) { width: 40px; height: 40px; left: 15%; animation-duration: 19s; animation-delay: 5s; }
.bubble:nth-child(7) { width: 70px; height: 70px; left: 55%; animation-duration: 21s; animation-delay: 6s; }
.bubble:nth-child(8) { width: 100px; height: 100px; left: 90%; animation-duration: 24s; animation-delay: 2s; }

@keyframes floatBubble {
  0% { transform: translateY(110vh) scale(0.3); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-20vh) scale(1); opacity: 0; }
}

/* --- Header / Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition-smooth);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(43, 139, 224, 0.1);
  padding: 10px 0;
  box-shadow: var(--shadow-md);
}

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

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.navbar-brand img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  object-fit: cover;
  transition: var(--transition-bounce);
}

.navbar-brand:hover img {
  transform: scale(1.1) rotate(-5deg);
}

.navbar-brand h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-700), var(--accent-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  padding: 8px 18px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--neutral-700);
  border-radius: var(--radius-full);
  position: relative;
  transition: var(--transition-fast);
}

.nav-links a:hover {
  color: var(--primary-600);
  background: var(--primary-50);
}

.nav-links a.active {
  color: var(--white);
  background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
  box-shadow: 0 4px 15px rgba(43, 139, 224, 0.3);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
  color: var(--white) !important;
  border-radius: var(--radius-full);
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(46, 204, 113, 0.3);
  transition: var(--transition-bounce);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(46, 204, 113, 0.4);
  background: linear-gradient(135deg, var(--accent-400), var(--accent-500)) !important;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: none;
  z-index: 1001;
}

.menu-toggle span {
  width: 26px;
  height: 3px;
  background: var(--primary-700);
  border-radius: 3px;
  transition: var(--transition-smooth);
}

.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(6px, -6px); }

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--white) 40%, var(--accent-100) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -30%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(43, 139, 224, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: heroPulse 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(46, 204, 113, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  animation: heroPulse 10s ease-in-out infinite reverse;
}

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

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(43, 139, 224, 0.08);
  border: 1px solid rgba(43, 139, 224, 0.15);
  border-radius: var(--radius-full);
  color: var(--primary-600);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--accent-500);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-content h2 {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.2;
  color: var(--neutral-900);
  margin-bottom: 20px;
}

.hero-content h2 span {
  background: linear-gradient(135deg, var(--primary-500), var(--accent-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--neutral-600);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition-bounce);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
  color: var(--white);
  box-shadow: 0 6px 25px rgba(43, 139, 224, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 35px rgba(43, 139, 224, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary-700);
  border: 2px solid var(--primary-200);
}

.btn-outline:hover {
  background: var(--primary-50);
  border-color: var(--primary-400);
  transform: translateY(-3px);
}

.hero-image {
  position: relative;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  transition: var(--transition-smooth);
}

.hero-image:hover img {
  transform: scale(1.02);
  box-shadow: var(--shadow-glow), var(--shadow-xl);
}

.hero-image .floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 16px 24px;
  box-shadow: var(--shadow-lg);
  animation: floatCard 4s ease-in-out infinite;
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.hero-image .floating-card.card-1 {
  top: -20px;
  right: -20px;
}

.hero-image .floating-card.card-2 {
  bottom: 30px;
  left: -30px;
  animation-delay: 2s;
}

.floating-card .card-icon {
  font-size: 1.8rem;
  margin-bottom: 4px;
}

.floating-card .card-text {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--neutral-800);
}

.floating-card .card-sub {
  font-size: 0.75rem;
  color: var(--neutral-500);
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Section Common Styles --- */
.section {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-500);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.section-header .section-label::before,
.section-header .section-label::after {
  content: '';
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-400), transparent);
  border-radius: 1px;
}

.section-header .section-label::before {
  background: linear-gradient(270deg, var(--primary-400), transparent);
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--neutral-500);
  max-width: 600px;
  margin: 0 auto;
}

/* --- About Section --- */
.about {
  background: var(--neutral-50);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.about-image .experience-badge {
  position: absolute;
  bottom: -20px;
  left: 20px;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
  color: var(--white);
  padding: 20px 28px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 8px 30px rgba(43, 139, 224, 0.3);
}

.experience-badge .number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
}

.experience-badge .text {
  font-size: 0.8rem;
  font-weight: 600;
  opacity: 0.9;
}

.about-content h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin-bottom: 20px;
}

.about-content p {
  font-size: 1.05rem;
  color: var(--neutral-600);
  margin-bottom: 30px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.about-feature:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.about-feature .feature-icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--primary-100);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.about-feature span {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--neutral-800);
}

/* --- Products Section --- */
.products {
  background: var(--white);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--neutral-100);
  transition: var(--transition-smooth);
  position: relative;
}

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

.product-card .card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.product-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.product-card:hover .card-image img {
  transform: scale(1.08);
}

.product-card .card-tag {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 6px 14px;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.product-card .card-body {
  padding: 24px;
}

.product-card .card-body h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin-bottom: 10px;
}

.product-card .card-body p {
  font-size: 0.9rem;
  color: var(--neutral-500);
  margin-bottom: 20px;
  line-height: 1.7;
}

.product-card .card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-footer .price {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-600);
}

.card-footer .btn-sm {
  padding: 8px 18px;
  font-size: 0.8rem;
  background: var(--primary-50);
  color: var(--primary-700);
  border: none;
  border-radius: var(--radius-full);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.card-footer .btn-sm:hover {
  background: var(--primary-600);
  color: var(--white);
}

/* --- Features / Why Us Section --- */
.features {
  background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-800) 50%, var(--neutral-900) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 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%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.features .section-header .section-label {
  color: var(--accent-400);
}

.features .section-header .section-label::before,
.features .section-header .section-label::after {
  background: linear-gradient(90deg, var(--accent-400), transparent);
}

.features .section-header .section-label::before {
  background: linear-gradient(270deg, var(--accent-400), transparent);
}

.features .section-header h2 {
  color: var(--white);
}

.features .section-header p {
  color: var(--neutral-400);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}

.feature-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.feature-card .icon-wrap {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(43, 139, 224, 0.2), rgba(46, 204, 113, 0.15));
  font-size: 2rem;
  transition: var(--transition-bounce);
}

.feature-card:hover .icon-wrap {
  transform: scale(1.1) rotate(-5deg);
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--neutral-400);
  line-height: 1.7;
}

/* --- Stats Bar --- */
.stats {
  background: var(--white);
  padding: 60px 0;
  border-bottom: 1px solid var(--neutral-100);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.stat-item {
  text-align: center;
  padding: 24px;
}

.stat-item .stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary-600), var(--accent-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  margin-bottom: 8px;
}

.stat-item .stat-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--neutral-600);
}

/* --- Contact Section --- */
.contact {
  background: var(--neutral-50);
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--neutral-100);
  transition: var(--transition-smooth);
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.contact-card .contact-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-100), var(--accent-100));
  font-size: 1.4rem;
  flex-shrink: 0;
  transition: var(--transition-bounce);
}

.contact-card:hover .contact-icon {
  transform: scale(1.1) rotate(-5deg);
}

.contact-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--neutral-900);
  margin-bottom: 6px;
}

.contact-card p {
  font-size: 0.95rem;
  color: var(--neutral-500);
  line-height: 1.7;
}

.contact-card a {
  color: var(--primary-600);
  font-weight: 600;
  direction: ltr;
  display: inline-block;
}

.contact-card a:hover {
  color: var(--primary-700);
}

/* Map Container */
.map-container {
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 100%;
  min-height: 400px;
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--white);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  min-height: 400px;
}

/* --- WhatsApp CTA Section --- */
.whatsapp-cta {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  padding: 80px 0;
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.whatsapp-cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.whatsapp-cta h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.whatsapp-cta p {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 40px;
  background: var(--white);
  color: #25d366;
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 800;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  transition: var(--transition-bounce);
  position: relative;
  z-index: 1;
}

.btn-whatsapp:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

.btn-whatsapp svg {
  width: 28px;
  height: 28px;
  fill: #25d366;
}

/* --- Footer --- */
.footer {
  background: var(--neutral-950);
  color: var(--neutral-400);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-brand img {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-links a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.social-links a:hover {
  background: var(--primary-600);
  border-color: var(--primary-600);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: var(--neutral-400);
  transition: var(--transition-fast);
}

.footer-col ul li a:hover {
  color: var(--primary-400);
  padding-right: 6px;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--neutral-600);
}

.footer-bottom span {
  color: var(--primary-400);
  font-weight: 600;
}

/* --- Scroll Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

/* --- Floating WhatsApp Button --- */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #25d366;
  border-radius: 50%;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition-bounce);
  animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.15);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: var(--white);
}

@keyframes whatsappPulse {
  0%, 100% { box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6), 0 0 0 10px rgba(37, 211, 102, 0.1); }
}

/* --- Back to Top Button --- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-600);
  color: var(--white);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
  font-size: 1.2rem;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary-700);
  transform: translateY(-4px);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 120px;
  }

  .hero-content p {
    max-width: 100%;
    margin: 0 auto 36px;
  }

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

  .hero-image {
    max-width: 600px;
    margin: 0 auto;
  }

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

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    padding: 60px 30px;
    transition: var(--transition-smooth);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: 1.1rem;
    padding: 12px 24px;
    width: 100%;
    text-align: center;
  }

  .hero-content h2 {
    font-size: 2.2rem;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

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

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

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

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

  .about-features {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }

  .whatsapp-cta h2 {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .hero-content h2 {
    font-size: 1.8rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .stat-item .stat-number {
    font-size: 2rem;
  }

  .floating-card {
    display: none;
  }
}