/* ============================================
   Tastify India - Material Design 3 Stylesheet
   ============================================ */

/* --- CSS Variables (Material Design 3 Token-based) --- */
:root {
  /* Primary palette - Warm earth tones for rice/agriculture */
  --md-primary: #6B4226;
  --md-on-primary: #FFFFFF;
  --md-primary-container: #FFDCC2;
  --md-on-primary-container: #240F00;

  /* Secondary palette */
  --md-secondary: #755945;
  --md-on-secondary: #FFFFFF;
  --md-secondary-container: #FFDCC2;
  --md-on-secondary-container: #2A1708;

  /* Tertiary palette */
  --md-tertiary: #5C6B2E;
  --md-on-tertiary: #FFFFFF;
  --md-tertiary-container: #E0F3A4;
  --md-on-tertiary-container: #182200;

  /* Error */
  --md-error: #BA1A1A;
  --md-on-error: #FFFFFF;

  /* Surface colors */
  --md-surface: #FFFBF7;
  --md-on-surface: #1F1B17;
  --md-surface-variant: #F3DFD1;
  --md-on-surface-variant: #52443A;
  --md-surface-container: #F0EAE4;
  --md-surface-container-high: #EBE4DE;
  --md-surface-container-highest: #E5DFD9;
  --md-outline: #857369;
  --md-outline-variant: #D7C2B2;

  /* Elevation */
  --md-elevation-1: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);
  --md-elevation-2: 0 3px 6px rgba(0,0,0,0.12), 0 2px 4px rgba(0,0,0,0.08);
  --md-elevation-3: 0 8px 16px rgba(0,0,0,0.12), 0 4px 8px rgba(0,0,0,0.08);
  --md-elevation-4: 0 12px 24px rgba(0,0,0,0.14), 0 6px 12px rgba(0,0,0,0.10);

  /* Typography */
  --md-font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --md-radius-sm: 8px;
  --md-radius-md: 12px;
  --md-radius-lg: 16px;
  --md-radius-xl: 24px;
  --md-radius-full: 9999px;

  /* Spacing */
  --md-space-xs: 4px;
  --md-space-sm: 8px;
  --md-space-md: 16px;
  --md-space-lg: 24px;
  --md-space-xl: 32px;
  --md-space-2xl: 48px;
  --md-space-3xl: 64px;

  /* Transitions */
  --md-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --md-transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--md-font);
  background: var(--md-surface);
  color: var(--md-on-surface);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--md-primary);
  text-decoration: none;
  transition: color var(--md-transition-fast);
}
a:hover { color: var(--md-tertiary); }

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

/* --- Typography --- */
.display-large {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.display-medium {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.2;
}

.headline-large {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 600;
  line-height: 1.3;
}

.headline-medium {
  font-size: clamp(1.5rem, 2.5vw, 1.75rem);
  font-weight: 500;
  line-height: 1.35;
}

.title-large {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.4;
}

.title-medium {
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.009em;
}

.body-large {
  font-size: 1.0625rem;
  line-height: 1.7;
}

.body-medium {
  font-size: 0.9375rem;
  line-height: 1.6;
}

.label-large {
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.009em;
}

/* ============================================
   NAVIGATION - Material Top App Bar
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 var(--md-space-lg);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 251, 247, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--md-transition);
}

.nav.scrolled {
  background: rgba(255, 251, 247, 0.95);
  border-bottom-color: var(--md-outline-variant);
  box-shadow: var(--md-elevation-1);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--md-space-sm);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--md-primary);
  letter-spacing: -0.01em;
}

.nav-logo .logo-img {
  height: 42px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--md-space-xs);
  list-style: none;
}

.nav-links a {
  padding: var(--md-space-sm) var(--md-space-md);
  border-radius: var(--md-radius-full);
  color: var(--md-on-surface-variant);
  font-size: 0.9375rem;
  font-weight: 500;
  position: relative;
  transition: all var(--md-transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}

.nav-cta {
  background: var(--md-primary) !important;
  color: var(--md-on-primary) !important;
  padding: var(--md-space-sm) var(--md-space-lg) !important;
  box-shadow: var(--md-elevation-1);
}

.nav-cta:hover {
  background: var(--md-tertiary) !important;
  color: var(--md-on-tertiary) !important;
  box-shadow: var(--md-elevation-2);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--md-on-surface);
  border-radius: 2px;
  transition: all var(--md-transition-fast);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(165deg, #FFFBF7 0%, #F3DFD1 40%, #E8F5E9 100%);
  overflow: hidden;
  padding-top: 64px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(circle at center, rgba(107,66,38,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 60%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(92,107,46,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--md-space-2xl) var(--md-space-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--md-space-sm);
  background: var(--md-tertiary-container);
  color: var(--md-on-tertiary-container);
  padding: var(--md-space-xs) var(--md-space-md);
  border-radius: var(--md-radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--md-space-lg);
}

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

.hero h1 {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--md-space-lg);
  color: var(--md-on-surface);
}

.hero h1 .accent {
  background: linear-gradient(135deg, var(--md-primary), var(--md-tertiary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.125rem;
  color: var(--md-on-surface-variant);
  max-width: 540px;
  margin-bottom: var(--md-space-xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--md-space-md);
  flex-wrap: wrap;
}

/* Material Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--md-space-sm);
  padding: 14px 28px;
  border-radius: var(--md-radius-full);
  font-family: var(--md-font);
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--md-transition-fast);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity var(--md-transition-fast);
}

.btn:hover::after { opacity: 0.08; }
.btn:active::after { opacity: 0.12; }

.btn-primary {
  background: var(--md-primary);
  color: var(--md-on-primary);
  box-shadow: var(--md-elevation-2);
}

.btn-primary:hover {
  box-shadow: var(--md-elevation-3);
  transform: translateY(-1px);
}

.btn-outlined {
  background: transparent;
  color: var(--md-primary);
  border: 2px solid var(--md-primary);
}

.btn-outlined:hover {
  background: var(--md-primary);
  color: var(--md-on-primary);
}

.btn-tonal {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeInUp 1s ease-out 0.2s both;
  position: relative;
}

.hero-visual .visual-card {
  background: white;
  border-radius: var(--md-radius-xl);
  padding: var(--md-space-lg);
  box-shadow: var(--md-elevation-4);
  position: relative;
  max-width: 420px;
  overflow: hidden;
}

.hero-visual .visual-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--md-primary), var(--md-tertiary));
}

.hero-visual .visual-card .rice-image {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #FFF8E1 0%, #FFF3E0 50%, #F1F8E9 100%);
  border-radius: var(--md-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  margin-bottom: var(--md-space-md);
  overflow: hidden;
}

.hero-visual .visual-card .rice-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--md-space-md);
  margin-top: var(--md-space-lg);
}

.hero-stat {
  text-align: center;
  padding: var(--md-space-md);
  background: var(--md-surface-container);
  border-radius: var(--md-radius-md);
}

.hero-stat .stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--md-primary);
}

.hero-stat .stat-label {
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
  margin-top: 2px;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: bounce 2s infinite;
  z-index: 2;
}

.scroll-indicator span {
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.scroll-indicator .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--md-on-surface-variant);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator .mouse::after {
  content: '';
  width: 4px;
  height: 8px;
  background: var(--md-on-surface-variant);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 1.5s infinite;
}

/* ============================================
   SECTIONS GENERAL
   ============================================ */
.section {
  padding: var(--md-space-3xl) var(--md-space-lg);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--md-space-3xl);
}

.section-header .section-tag {
  display: inline-block;
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  padding: 4px 16px;
  border-radius: var(--md-radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--md-space-md);
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--md-space-md);
  color: var(--md-on-surface);
}

.section-header p {
  color: var(--md-on-surface-variant);
  font-size: 1.0625rem;
  line-height: 1.7;
}

/* ============================================
   CATEGORY CARDS
   ============================================ */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--md-space-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.category-card {
  background: white;
  border-radius: var(--md-radius-xl);
  overflow: hidden;
  box-shadow: var(--md-elevation-1);
  transition: all var(--md-transition);
  cursor: pointer;
  position: relative;
  border: 1px solid var(--md-outline-variant);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--md-elevation-3);
  border-color: var(--md-primary);
}

.category-card .card-image {
  width: 100%;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, #F5F0EB 0%, #E8F0E3 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.category-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.category-card:hover .card-image img {
  transform: scale(1.05);
}

.category-card .card-image .card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.4) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--md-transition);
  display: flex;
  align-items: flex-end;
  padding: var(--md-space-lg);
}

.category-card:hover .card-overlay {
  opacity: 1;
}

.card-overlay .view-text {
  color: white;
  font-weight: 600;
  font-size: 0.9375rem;
}

.category-card .card-body {
  padding: var(--md-space-lg);
}

.category-card .card-body .card-chip {
  display: inline-block;
  background: var(--md-tertiary-container);
  color: var(--md-on-tertiary-container);
  padding: 2px 12px;
  border-radius: var(--md-radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: var(--md-space-sm);
}

.category-card .card-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--md-space-sm);
  color: var(--md-on-surface);
}

.category-card .card-body p {
  font-size: 0.875rem;
  color: var(--md-on-surface-variant);
  line-height: 1.5;
}

.category-card .card-body .sub-items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--md-space-md);
}

.sub-item-tag {
  background: var(--md-surface-container-high);
  padding: 4px 12px;
  border-radius: var(--md-radius-full);
  font-size: 0.75rem;
  color: var(--md-on-surface-variant);
}

/* ============================================
   PRODUCT DETAIL PAGE (Modal/Overlay)
   ============================================ */
.product-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 80px var(--md-space-lg) var(--md-space-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--md-transition);
  overflow-y: auto;
}

.product-overlay.active {
  opacity: 1;
  visibility: visible;
}

.product-detail {
  background: var(--md-surface);
  border-radius: var(--md-radius-xl);
  max-width: 1000px;
  width: 100%;
  box-shadow: var(--md-elevation-4);
  position: relative;
  animation: slideUp 0.4s ease-out;
}

.product-detail-header {
  padding: var(--md-space-lg) var(--md-space-xl);
  border-bottom: 1px solid var(--md-outline-variant);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--md-surface);
  border-radius: var(--md-radius-xl) var(--md-radius-xl) 0 0;
  z-index: 1;
}

.product-detail-header h3 {
  font-size: 1.5rem;
  font-weight: 700;
}

.btn-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--md-surface-container-highest);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--md-on-surface-variant);
  transition: all var(--md-transition-fast);
}

.btn-close:hover {
  background: var(--md-error);
  color: white;
}

.product-detail-body {
  padding: var(--md-space-xl);
}

.product-subcategories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--md-space-lg);
}

.subcategory-card {
  background: var(--md-surface-container);
  border-radius: var(--md-radius-lg);
  overflow: hidden;
  transition: all var(--md-transition-fast);
  border: 1px solid transparent;
}

.subcategory-card:hover {
  border-color: var(--md-outline-variant);
  box-shadow: var(--md-elevation-2);
}

.subcategory-card .sub-image {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #F5F0EB 0%, #E8F0E3 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  overflow: hidden;
}

.subcategory-card .sub-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.subcategory-card .sub-info {
  padding: var(--md-space-md);
}

.subcategory-card .sub-info h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.subcategory-card .sub-info .sub-desc {
  font-size: 0.8125rem;
  color: var(--md-on-surface-variant);
  margin-bottom: var(--md-space-md);
}

.subcategory-card .btn-sm {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  border-radius: var(--md-radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  border: 1.5px solid var(--md-primary);
  background: transparent;
  color: var(--md-primary);
  cursor: pointer;
  transition: all var(--md-transition-fast);
}

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

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  background: var(--md-surface-container);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-space-3xl);
  max-width: 1400px;
  margin: 0 auto;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--md-radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #E8D5C4 0%, #C8D8B8 100%);
}

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

.about-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid var(--md-primary);
  border-radius: var(--md-radius-xl);
  transform: translate(16px, 16px);
  z-index: -1;
  opacity: 0.3;
}

.about-text .about-chip {
  display: inline-block;
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
  padding: 4px 16px;
  border-radius: var(--md-radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: var(--md-space-md);
}

.about-text h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: var(--md-space-md);
}

.about-text p {
  color: var(--md-on-surface-variant);
  line-height: 1.8;
  margin-bottom: var(--md-space-md);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-space-md);
  margin-top: var(--md-space-lg);
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--md-space-md);
}

.about-feature .feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--md-radius-md);
  background: var(--md-tertiary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.about-feature h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.about-feature p {
  font-size: 0.8125rem;
  margin-bottom: 0;
  color: var(--md-on-surface-variant);
}

/* ============================================
   CONTACT / INQUIRY SECTION
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-space-3xl);
  max-width: 1400px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--md-space-lg);
}

.contact-card {
  background: white;
  border-radius: var(--md-radius-lg);
  padding: var(--md-space-lg);
  box-shadow: var(--md-elevation-1);
  display: flex;
  align-items: flex-start;
  gap: var(--md-space-md);
  border: 1px solid var(--md-outline-variant);
  transition: all var(--md-transition-fast);
}

.contact-card:hover {
  border-color: var(--md-primary);
  box-shadow: var(--md-elevation-2);
}

.contact-card .contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--md-radius-md);
  background: var(--md-primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-card h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-card p {
  font-size: 0.875rem;
  color: var(--md-on-surface-variant);
}

/* Contact Form */
.contact-form {
  background: white;
  border-radius: var(--md-radius-xl);
  padding: var(--md-space-xl);
  box-shadow: var(--md-elevation-2);
  border: 1px solid var(--md-outline-variant);
}

.contact-form h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--md-space-lg);
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--md-on-surface);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--md-outline-variant);
  border-radius: var(--md-radius-md);
  font-family: var(--md-font);
  font-size: 0.9375rem;
  background: var(--md-surface);
  color: var(--md-on-surface);
  transition: all var(--md-transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--md-primary);
  box-shadow: 0 0 0 3px rgba(107,66,38,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--md-space-md);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--md-on-surface);
  color: var(--md-surface-variant);
  padding: var(--md-space-3xl) var(--md-space-lg) var(--md-space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--md-space-2xl);
  max-width: 1400px;
  margin: 0 auto var(--md-space-2xl);
}

.social-links a {
  display: flex;
  align-items: center;
  gap: 6px;
}

.social-icon {
  flex-shrink: 0;
  opacity: 0.8;
  transition: opacity var(--md-transition-fast);
}

.social-links a:hover .social-icon {
  opacity: 1;
}

.footer-company h3 {
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--md-space-md);
  display: flex;
  align-items: center;
  gap: var(--md-space-sm);
}

.footer-company p {
  font-size: 0.875rem;
  line-height: 1.6;
  opacity: 0.8;
}

.footer-links h4 {
  color: white;
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--md-space-md);
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--md-space-sm);
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  transition: color var(--md-transition-fast);
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--md-space-lg);
  text-align: center;
  max-width: 1400px;
  margin: 0 auto;
  font-size: 0.8125rem;
  opacity: 0.6;
}

/* ============================================
   WHATSAPP FAB
   ============================================ */
.fab-whatsapp {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--md-elevation-3);
  z-index: 999;
  transition: all var(--md-transition-fast);
  text-decoration: none;
}

.fab-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: var(--md-elevation-4);
  color: white;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

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

@keyframes scrollWheel {
  0% { opacity: 1; top: 6px; }
  100% { opacity: 0; top: 20px; }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero p {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--md-surface);
    flex-direction: column;
    padding: var(--md-space-lg);
    border-bottom: 1px solid var(--md-outline-variant);
    box-shadow: var(--md-elevation-2);
    transform: translateY(-100%);
    opacity: 0;
    transition: all var(--md-transition);
    z-index: -1;
  }
  
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    z-index: 999;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .hero-stat .stat-number {
    font-size: 1.25rem;
  }
  
  .categories-grid {
    grid-template-columns: 1fr;
  }
  
  .product-subcategories {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: var(--md-space-2xl) var(--md-space-md);
  }
  
  .hero {
    min-height: auto;
    padding-bottom: var(--md-space-3xl);
  }
  
  .hero-visual {
    display: none;
  }
  
  .about-features {
    grid-template-columns: 1fr;
  }
}