/* ===================================================
   CYPRESS SHOES — Global Stylesheet
   Taizhou Cypress Import & Export Co., Ltd
   =================================================== */

/* ---------- CSS Variables ---------- */
:root {
  --primary:      #1a56db;
  --primary-dark: #1e40af;
  --accent:       #f59e0b;
  --dark:         #0f172a;
  --dark-2:       #1e293b;
  --gray:         #64748b;
  --gray-light:   #f1f5f9;
  --white:        #ffffff;
  --border:       #e2e8f0;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.08);
  --shadow-md:    0 4px 20px rgba(0,0,0,.10);
  --shadow-lg:    0 10px 40px rgba(0,0,0,.14);
  --radius-sm:    8px;
  --radius-md:    14px;
  --radius-lg:    24px;
  --transition:   0.25s ease;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-display: 'Montserrat', 'Inter', sans-serif;
  --max-width:    1200px;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--dark);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: .9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  padding: 10px 22px;
  line-height: 1.4;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(26,86,219,.35);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
}
.btn-lg { padding: 14px 30px; font-size: 1rem; border-radius: 10px; }
.btn-sm { padding: 8px 18px; font-size: .875rem; }
.btn-full { width: 100%; justify-content: center; }

/* Outline dark variant (used outside hero) */
.product-card .btn-outline {
  color: var(--primary);
  border-color: var(--primary);
}
.product-card .btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}

/* ---------- Section Base ---------- */
.section { padding: 96px 0; }
.section-header { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.section-badge {
  display: inline-block;
  background: rgba(26,86,219,.1);
  color: var(--primary);
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 99px;
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 14px;
}
.section-desc {
  font-size: 1.0625rem;
  color: var(--gray);
  line-height: 1.7;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
  padding: 0;
}
.navbar.scrolled {
  background: rgba(255,255,255,.97);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}
.navbar.scrolled .nav-links a { color: var(--dark); }
.navbar.scrolled .nav-links a:hover { color: var(--primary); }
.navbar.scrolled .hamburger span { background: var(--dark); }

.nav-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 72px;
}
.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.logo-img {
  height: 48px;
  width: auto;
  border-radius: 6px;
  object-fit: contain;
}
.nav-links {
  display: flex;
  gap: 32px;
  margin-left: auto;
}
.nav-links a {
  font-size: .9375rem;
  font-weight: 500;
  color: rgba(255,255,255,.9);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--white); }
.navbar.scrolled .nav-links a.active { color: var(--primary); font-weight: 600; }
.nav-links a.active { color: var(--white); font-weight: 600; border-bottom: 2px solid rgba(255,255,255,.6); padding-bottom: 2px; }
.nav-cta { margin-left: 8px; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #1a56db 100%);
  z-index: -2;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="60" height="60"><circle cx="30" cy="30" r="1.5" fill="rgba(255,255,255,.12)"/></svg>') repeat;
  opacity: .5;
}
.hero-content {
  position: relative;
  color: var(--white);
  max-width: 780px;
}
.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.85);
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  padding: 6px 16px;
  border-radius: 99px;
  border: 1px solid rgba(255,255,255,.2);
  margin-bottom: 24px;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -.02em;
}
.hero-title .highlight {
  background: linear-gradient(90deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,.8);
  max-width: 620px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,.15);
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-label {
  font-size: .8125rem;
  color: rgba(255,255,255,.6);
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products-section { background: var(--gray-light); }

.product-categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 52px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--border);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.product-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary), var(--shadow-md);
}

.product-img-wrap {
  position: relative;
  height: 280px;
  overflow: hidden;
  background: #f8fafc;
}
.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.product-card:hover .product-img { transform: scale(1.05); }

.product-img-overlay {
  position: absolute;
  bottom: 12px; right: 12px;
  width: 80px;
  height: 60px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid white;
  box-shadow: var(--shadow-md);
}
.product-sub-img { width: 100%; height: 100%; object-fit: cover; }

.product-info { padding: 24px; }
.product-tag {
  display: inline-block;
  background: rgba(26,86,219,.08);
  color: var(--primary);
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 3px 10px;
  border-radius: 99px;
  margin-bottom: 10px;
}
.product-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}
.product-desc {
  font-size: .9rem;
  color: var(--gray);
  margin-bottom: 16px;
  line-height: 1.6;
}
.product-specs {
  margin-bottom: 20px;
  display: grid;
  gap: 6px;
}
.product-specs li {
  font-size: .85rem;
  color: var(--dark);
  padding-left: 16px;
  position: relative;
}
.product-specs li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.products-cta {
  text-align: center;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 40px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.products-cta p { font-size: 1.0625rem; color: var(--dark); }

/* ============================================
   WHY SECTION
   ============================================ */
.why-section { background: var(--white); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.why-card {
  padding: 32px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.why-card:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--shadow-md);
  transform: translateY(-3px);
}
.why-icon {
  font-size: 2.25rem;
  margin-bottom: 16px;
  line-height: 1;
}
.why-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}
.why-card p {
  font-size: .9rem;
  color: var(--gray);
  line-height: 1.65;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-section { background: var(--gray-light); }
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-text .section-badge { margin-bottom: 10px; }
.about-text .section-title { text-align: left; margin-bottom: 20px; }
.about-text p {
  color: var(--gray);
  font-size: 1rem;
  margin-bottom: 16px;
  line-height: 1.75;
}
.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 28px;
}
.highlight-item {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 18px;
  border-left: 3px solid var(--primary);
}
.highlight-item strong {
  display: block;
  font-size: .9375rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--dark);
}
.highlight-item p {
  font-size: .85rem;
  color: var(--gray);
  margin: 0;
}

/* About Media Wrap - Video + Images */
.about-media-wrap {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Video Container */
.about-video-container {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--dark);
  box-shadow: var(--shadow-lg);
}
.about-video {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}
.video-caption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--dark-2);
  color: var(--white);
  font-size: .875rem;
  font-weight: 500;
}
.video-icon {
  width: 24px;
  height: 24px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .75rem;
}

/* Image Stack */
.about-img-stack {
  position: relative;
  height: 280px;
}
.about-img {
  width: 75%;
  height: 260px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.about-img-2 {
  position: absolute;
  bottom: 0; right: 0;
  width: 55%;
  height: 180px;
  border: 4px solid var(--white);
  box-shadow: var(--shadow-lg);
}

/* ============================================
   FACTORY / GALLERY
   ============================================ */
.factory-section { background: var(--dark); }
.factory-section .section-badge {
  background: rgba(245,158,11,.15);
  color: var(--accent);
}
.factory-section .section-title { color: var(--white); }
.factory-section .section-desc { color: rgba(255,255,255,.6); }

.factory-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}
.gallery-item.gallery-large {
  grid-column: span 2;
  grid-row: span 1;
  aspect-ratio: auto;
  min-height: 320px;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.7));
  color: var(--white);
  padding: 24px 16px 14px;
  font-size: .875rem;
  font-weight: 600;
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery-item:hover .gallery-caption { opacity: 1; }

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section { background: var(--white); }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: start;
}
.contact-info .section-title { text-align: left; }
.contact-info > p {
  color: var(--gray);
  font-size: 1rem;
  margin-bottom: 36px;
  line-height: 1.75;
}
.contact-methods { display: flex; flex-direction: column; gap: 16px; }
.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.contact-method:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}
.contact-method.whatsapp:hover { border-color: #22c55e; }
.method-icon { font-size: 1.5rem; flex-shrink: 0; }
.contact-method strong { display: block; font-size: .9375rem; font-weight: 700; margin-bottom: 2px; }
.contact-method span { font-size: .9rem; color: var(--gray); }

/* Contact Form */
.contact-form-wrap {
  background: var(--gray-light);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--dark);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 18px;
}
.form-group label {
  font-size: .875rem;
  font-weight: 600;
  margin-bottom: 7px;
  color: var(--dark);
}
.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body);
  font-size: .9375rem;
  color: var(--dark);
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  outline: none;
  transition: border-color var(--transition);
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,86,219,.12);
}
.form-note {
  text-align: center;
  font-size: .8125rem;
  color: var(--gray);
  margin-top: 12px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--dark-2);
  color: rgba(255,255,255,.75);
  padding-top: 72px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand { max-width: 280px; }
.footer-logo {
  height: 50px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: .875rem;
  line-height: 1.6;
  margin-bottom: 4px;
}
.footer-slogan {
  font-size: .8125rem;
  color: rgba(255,255,255,.4);
  font-style: italic;
}
.footer-links,
.footer-products,
.footer-contact { display: flex; flex-direction: column; gap: 10px; }
.footer-links h4,
.footer-products h4,
.footer-contact h4 {
  font-size: .8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: rgba(255,255,255,.4);
  margin-bottom: 4px;
}
.footer-links a,
.footer-products a {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  transition: color var(--transition);
}
.footer-links a:hover,
.footer-products a:hover { color: var(--white); }
.footer-contact p { font-size: .9rem; }
.wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #22c55e;
  color: white;
  font-size: .875rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 8px;
  margin-top: 8px;
  transition: background var(--transition);
}
.wa-btn:hover { background: #16a34a; }
.footer-bottom {
  padding: 24px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: .8125rem;
  color: rgba(255,255,255,.35);
  line-height: 1.6;
}

/* ============================================
   WHATSAPP FLOAT BUTTON
   ============================================ */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  background: #22c55e;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(34,197,94,.5);
  z-index: 900;
  transition: all var(--transition);
}
.wa-float:hover {
  background: #16a34a;
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(34,197,94,.6);
}

/* ============================================
   AI CHAT WIDGET
   ============================================ */
.ai-chat-widget {
  position: fixed;
  bottom: 96px;
  right: 28px;
  z-index: 900;
}
.ai-chat-toggle {
  position: relative;
  width: 52px;
  height: 52px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(26,86,219,.45);
  transition: all var(--transition);
}
.ai-chat-toggle:hover {
  background: var(--primary-dark);
  transform: scale(1.08);
}
.ai-badge {
  position: absolute;
  top: -2px; right: -2px;
  background: var(--accent);
  color: white;
  font-size: .6rem;
  font-weight: 800;
  padding: 1px 5px;
  border-radius: 99px;
  border: 2px solid white;
}
.ai-chat-box {
  position: absolute;
  bottom: 64px;
  right: 0;
  width: 340px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--border);
  overflow: hidden;
  display: none;
  flex-direction: column;
}
.ai-chat-box.open { display: flex; }
.ai-chat-header {
  background: var(--primary);
  color: white;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .9375rem;
  font-weight: 600;
}
.ai-close {
  background: none;
  border: none;
  color: rgba(255,255,255,.7);
  cursor: pointer;
  font-size: 1rem;
  transition: color var(--transition);
}
.ai-close:hover { color: white; }
.ai-messages {
  padding: 16px;
  min-height: 180px;
  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ai-msg {
  max-width: 88%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: .875rem;
  line-height: 1.55;
}
.ai-msg.bot {
  background: var(--gray-light);
  color: var(--dark);
  align-self: flex-start;
  border-radius: 4px 14px 14px 14px;
}
.ai-msg.user {
  background: var(--primary);
  color: white;
  align-self: flex-end;
  border-radius: 14px 4px 14px 14px;
}
.ai-input-row {
  display: flex;
  gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
}
.ai-input-row input {
  flex: 1;
  font-family: var(--font-body);
  font-size: .875rem;
  padding: 8px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
}
.ai-input-row input:focus { border-color: var(--primary); }
.ai-input-row button {
  background: var(--primary);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: .875rem;
  cursor: pointer;
  transition: background var(--transition);
}
.ai-input-row button:hover { background: var(--primary-dark); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .product-categories { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .about-inner { gap: 40px; }
  .factory-gallery { grid-template-columns: 1fr 1fr; }
  .gallery-item.gallery-large { grid-column: span 2; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  :root { --max-width: 100%; }
  .section { padding: 64px 0; }

  /* Nav */
  .nav-links {
    display: none;
    position: fixed;
    inset: 72px 0 0 0;
    background: rgba(15,23,42,.97);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 36px;
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.25rem; color: white; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }

  .navbar.scrolled .hamburger span { background: var(--dark); }

  /* Hero */
  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 24px; }
  .stat-num { font-size: 1.6rem; }

  /* Products */
  .product-categories { grid-template-columns: 1fr; }
  .product-img-wrap { height: 220px; }
  .products-cta { flex-direction: column; text-align: center; }

  /* Why */
  .why-grid { grid-template-columns: 1fr; }

  /* About */
  .about-inner { grid-template-columns: 1fr; }
  .about-media-wrap { gap: 16px; }
  .about-img-stack { height: 240px; }
  .about-img { width: 100%; height: 220px; }
  .about-img-2 { display: none; }
  .about-highlights { grid-template-columns: 1fr; }
  .video-caption { font-size: .8125rem; padding: 10px 14px; }

  /* Factory */
  .factory-gallery { grid-template-columns: 1fr 1fr; }
  .gallery-item.gallery-large { grid-column: span 2; min-height: 200px; }

  /* Contact */
  .contact-inner { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 28px 20px; }
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }

  /* Floats */
  .wa-float { bottom: 20px; right: 20px; width: 50px; height: 50px; }
  .ai-chat-widget { bottom: 82px; right: 20px; }
  .ai-chat-box { width: calc(100vw - 40px); right: 0; }
}

@media (max-width: 480px) {
  .factory-gallery { grid-template-columns: 1fr; }
  .gallery-item.gallery-large { grid-column: span 1; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s ease, transform .7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* ============================================
   FORM SUCCESS STATE
   ============================================ */
.form-success {
  text-align: center;
  padding: 40px 20px;
}
.form-success .success-icon { font-size: 3rem; margin-bottom: 16px; }
.form-success h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; }
.form-success p { color: var(--gray); font-size: .9375rem; }