/* ========================================
   XAPURI MATERIAIS DE CONSTRUÇÃO
   Site Institucional - Ji-Paraná, RO
   Cores: Laranja forte + Branco
   ======================================== */

/* ========== VARIÁVEIS ========== */
:root {
  --orange-50: #fff7ed;
  --orange-100: #ffedd5;
  --orange-200: #fed7aa;
  --orange-300: #fdba74;
  --orange-400: #fb923c;
  --orange-500: #f97316;
  --orange-600: #ea580c;
  --orange-700: #c2410c;
  --orange-800: #9a3412;
  --orange-900: #7c2d12;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ========== CONTAINER ========== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========== UTILITIES ========== */
.text-orange { color: var(--orange-500); }
.text-white { color: var(--white); }
.text-light { color: var(--gray-300); }

/* ========== NAVBAR ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
  padding: 12px 0;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  padding: 8px 0;
}

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

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--orange-500), var(--orange-600));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  flex-shrink: 0;
}

.brand-icon-sm {
  width: 36px;
  height: 36px;
  font-size: 15px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-weight: 800;
  font-size: 18px;
  color: var(--gray-900);
}

.brand-sub {
  font-size: 11px;
  color: var(--gray-500);
  font-weight: 500;
}

.navbar-links {
  display: none;
  gap: 32px;
}

.navbar-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  position: relative;
  padding: 4px 0;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange-500);
  border-radius: 2px;
  transition: var(--transition);
}

.navbar-links a:hover {
  color: var(--orange-600);
}

.navbar-links a:hover::after {
  width: 100%;
}

.navbar-cta {
  display: none;
  align-items: center;
  gap: 6px;
  background: var(--orange-500);
  color: var(--white);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.navbar-cta:hover {
  background: var(--orange-600);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.4);
}

.navbar-toggle {
  background: none;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  cursor: pointer;
  color: var(--gray-700);
  font-size: 18px;
  transition: var(--transition);
}

.navbar-toggle:hover {
  border-color: var(--orange-500);
  color: var(--orange-500);
}

/* Mobile Nav */
.navbar-links.active {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  padding: 20px;
  gap: 4px;
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-md);
}

.navbar-links.active a {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 15px;
}

.navbar-links.active a:hover {
  background: var(--orange-50);
}

.navbar-links.active a::after {
  display: none;
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gray-900) 0%, #1a1a2e 50%, var(--gray-800) 100%);
  overflow: hidden;
  padding: 100px 20px 60px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(249, 115, 22, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(249, 115, 22, 0.1) 0%, transparent 50%);
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    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='%23f97316' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--gray-900), transparent);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(249, 115, 22, 0.15);
  border: 1px solid rgba(249, 115, 22, 0.3);
  color: var(--orange-300);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInDown 0.8s ease;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--gray-300);
  margin-bottom: 36px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--white);
}

.hero-stat-label {
  display: block;
  font-size: 13px;
  color: var(--gray-400);
  margin-top: 2px;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--gray-700);
}

.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}

.hero-scroll a {
  color: var(--gray-400);
  font-size: 20px;
  animation: bounce 2s infinite;
}

/* ========== SECTIONS ========== */
.section {
  padding: 80px 0;
}

.section-light {
  background: var(--white);
}

.section-gray {
  background: var(--gray-50);
}

.section-dark {
  background: linear-gradient(135deg, var(--gray-900) 0%, #1a1a2e 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange-50);
  color: var(--orange-600);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}

.section-tag-light {
  background: rgba(249, 115, 22, 0.15);
  color: var(--orange-300);
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 16px;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== SOBRE ========== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

.about-text {
  font-size: 16px;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--gray-50);
  border-radius: var(--radius);
  transition: var(--transition);
}

.about-feature:hover {
  background: var(--orange-50);
  transform: translateX(4px);
}

.about-feature-icon {
  width: 48px;
  height: 48px;
  background: var(--orange-500);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 20px;
  flex-shrink: 0;
}

.about-feature strong {
  display: block;
  color: var(--gray-800);
  margin-bottom: 2px;
}

.about-feature span {
  font-size: 13px;
  color: var(--gray-500);
}

.about-image-card {
  position: relative;
}

.about-img-placeholder {
  background: linear-gradient(135deg, var(--orange-500), var(--orange-700));
  border-radius: var(--radius-lg);
  padding: 80px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--white);
  text-align: center;
  min-height: 320px;
}

.about-img-placeholder i {
  font-size: 64px;
  opacity: 0.9;
}

.about-img-placeholder span {
  font-size: 20px;
  font-weight: 700;
}

.about-img-placeholder small {
  font-size: 14px;
  opacity: 0.8;
}

.about-image-badge {
  position: absolute;
  bottom: -16px;
  left: 24px;
  background: var(--white);
  padding: 12px 20px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-lg);
  font-weight: 600;
  color: var(--gray-800);
  font-size: 14px;
}

.about-image-badge i {
  color: var(--orange-500);
  font-size: 20px;
}

/* ========== MARCAS ========== */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.brand-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}

.brand-card:hover {
  border-color: var(--orange-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.brand-icon-wrap {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  background: var(--orange-50);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--orange-500);
  transition: var(--transition);
}

.brand-card:hover .brand-icon-wrap {
  background: var(--orange-500);
  color: var(--white);
}

.brand-name-text {
  display: block;
  font-weight: 700;
  font-size: 15px;
  color: var(--gray-800);
  margin-bottom: 2px;
}

.brand-card small {
  font-size: 12px;
  color: var(--gray-500);
}

/* ========== DIFERENCIAIS ========== */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.feature-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: var(--transition);
}

.feature-card:hover {
  background: var(--white);
  border-color: var(--orange-200);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--orange-500), var(--orange-600));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 24px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ========== AVALIAÇÕES ========== */
.reviews-highlight {
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
}

.google-rating {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 20px 32px;
}

.google-logo {
  border-radius: 4px;
}

.rating-stars {
  display: flex;
  align-items: center;
  gap: 4px;
  color: #fbbf24;
  font-size: 18px;
}

.rating-number {
  font-size: 28px;
  font-weight: 800;
  color: var(--white);
  margin-left: 8px;
}

.rating-text {
  font-size: 13px;
  color: var(--gray-400);
}

.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.review-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.review-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(249, 115, 22, 0.3);
  transform: translateY(-4px);
}

.review-stars {
  color: #fbbf24;
  font-size: 14px;
  margin-bottom: 16px;
  display: flex;
  gap: 2px;
}

.review-text {
  font-size: 15px;
  color: var(--gray-300);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--orange-500), var(--orange-600));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 16px;
}

.review-author strong {
  display: block;
  color: var(--white);
  font-size: 15px;
}

.review-author span {
  font-size: 12px;
  color: var(--gray-400);
}

/* ========== TÍTULO LARANJA (Avaliações) ========== */
.section-title-orange {
  color: var(--orange-500) !important;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

/* ========== VENDEDORES ========== */
.sellers-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.seller-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.seller-card:hover {
  border-color: var(--orange-300);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.seller-photo {
  position: relative;
  background: linear-gradient(135deg, var(--orange-500) 0%, var(--orange-700) 100%);
  padding: 40px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.seller-photo-inner {
  width: 100px;
  height: 100px;
  background: rgba(255, 255, 255, 0.2);
  border: 3px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 40px;
}

.seller-badge-corner {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.4);
}

.seller-info {
  padding: 24px;
  text-align: center;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.seller-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.seller-role {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--orange-600);
  background: var(--orange-50);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.seller-desc {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.btn-seller-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 20px;
  background: var(--orange-500);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.btn-seller-whatsapp:hover {
  background: var(--orange-600);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.btn-seller-whatsapp i {
  font-size: 18px;
}

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

.contact-card {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 0;
}

.contact-item:not(:last-child) {
  border-bottom: 1px solid var(--gray-200);
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--orange-500);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  color: var(--gray-800);
  margin-bottom: 4px;
  font-size: 14px;
}

.contact-item p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.6;
}

.contact-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-map {
  min-height: 350px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--gray-200);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  min-height: 350px;
}

/* ========== CTA ========== */
.section-cta {
  background: linear-gradient(135deg, var(--orange-500), var(--orange-700));
  padding: 64px 20px;
  text-align: center;
}

.cta-content h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.cta-content p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: 60px 0 0;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-brand .brand-name {
  color: var(--white);
}

.footer-about p {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--gray-800);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-size: 16px;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--orange-500);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-links-section h4 {
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-links-section li {
  margin-bottom: 10px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links-section li i {
  color: var(--orange-500);
  font-size: 12px;
  width: 16px;
}

.footer-links-section a:hover {
  color: var(--orange-400);
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding: 24px 0;
  text-align: center;
  font-size: 13px;
}

.footer-bottom p:first-child {
  color: var(--gray-500);
}

.footer-bottom p:last-child {
  color: var(--gray-600);
  font-size: 12px;
  margin-top: 4px;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
}

.btn-primary {
  background: var(--orange-500);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--orange-600);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(249, 115, 22, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: var(--white);
}

.btn-whatsapp:hover {
  background: #20ba5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
}

.btn-white {
  background: var(--white);
  color: var(--orange-600);
}

.btn-white:hover {
  background: var(--gray-100);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.3);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-block {
  width: 100%;
}

/* Contact section specific outline button */
.contact-buttons .btn-outline {
  color: var(--gray-700);
  border-color: var(--gray-300);
}

.contact-buttons .btn-outline:hover {
  color: var(--orange-600);
  border-color: var(--orange-500);
  background: var(--orange-50);
}

/* ========== WHATSAPP FLOAT ========== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 28px;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
  transition: var(--transition);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.6);
}

.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  background: var(--white);
  color: var(--gray-800);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--white);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

@keyframes pulse-whatsapp {
  0% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5); }
  50% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.8), 0 0 0 10px rgba(37, 211, 102, 0.1); }
  100% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5); }
}

/* Scroll reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========== RESPONSIVE ========== */

/* Tablet */
@media (min-width: 640px) {
  .brands-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

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

  .hero-stats {
    gap: 40px;
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .container {
    padding: 0 40px;
  }

  .section {
    padding: 100px 0;
  }

  .navbar-links {
    display: flex;
  }

  .navbar-cta {
    display: flex;
  }

  .navbar-toggle {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .sellers-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .hero {
    padding: 120px 20px 80px;
  }

  .hero-stat-number {
    font-size: 36px;
  }
}

/* Large Desktop */
@media (min-width: 1280px) {
  .container {
    max-width: 1240px;
  }
}