/* ========================================
   Titan Crust - HDPE Ground Protection Mats
   B2B Independent Station Stylesheet
   Domain: titancrust.com
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  --color-dark: #0f172a;
  --color-dark-2: #1e293b;
  --color-primary: #f97316;
  --color-primary-hover: #ea580c;
  --color-primary-light: #fff7ed;
  --color-secondary: #0369a1;
  --color-secondary-light: #f0f9ff;
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-white: #ffffff;
  --color-success: #16a34a;
  --color-danger: #dc2626;

  --font-heading: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-body: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Consolas', 'Monaco', monospace;

  --max-width: 1200px;
  --nav-height: 72px;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

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

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

h1, h2, h3, h4, h5 { font-family: var(--font-heading); line-height: 1.25; color: var(--color-dark); }
h1 { font-size: 2.75rem; font-weight: 800; }
h2 { font-size: 2.1rem; font-weight: 700; }
h3 { font-size: 1.45rem; font-weight: 600; }
h4 { font-size: 1.15rem; font-weight: 600; }

.section { padding: 80px 0; }
.section-alt { background: var(--color-gray-50); }
.section-dark { background: var(--color-dark); color: var(--color-white); }

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title { margin-bottom: 16px; }
.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 650px;
  margin-bottom: 48px;
}

.section-title--light { color: var(--color-white); }
.section-subtitle--light { color: var(--color-gray-400); }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; font-size: 0.95rem; font-weight: 600;
  border-radius: var(--radius-sm); border: 2px solid transparent;
  cursor: pointer; transition: all var(--transition);
  text-decoration: none; white-space: nowrap;
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--color-primary); color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); color: #fff; }

.btn-outline {
  background: transparent; color: var(--color-white);
  border-color: var(--color-white);
}
.btn-outline:hover { background: var(--color-white); color: var(--color-dark); }

.btn-outline-dark {
  background: transparent; color: var(--color-dark);
  border-color: var(--color-gray-300);
}
.btn-outline-dark:hover { border-color: var(--color-primary); color: var(--color-primary); }

.btn-lg { padding: 14px 36px; font-size: 1.05rem; }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

.btn-arrow::after { content: '→'; font-size: 1.1em; transition: transform var(--transition); }
.btn-arrow:hover::after { transform: translateX(4px); }

/* --- Navbar --- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-height); background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px); border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--transition);
}
.navbar.scrolled { background: rgba(15, 23, 42, 0.98); }

.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.35rem; font-weight: 800; color: var(--color-white);
  letter-spacing: -0.02em;
}
.nav-logo .logo-icon {
  width: 38px; height: 38px; background: var(--color-primary);
  border-radius: var(--radius-sm); display: flex;
  align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 900; color: var(--color-white);
}

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  display: block; padding: 8px 16px;
  color: var(--color-gray-300); font-size: 0.9rem; font-weight: 500;
  border-radius: var(--radius-sm); transition: all var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--color-white); background: rgba(255,255,255,0.06); }
.nav-links .nav-cta a {
  background: var(--color-primary); color: var(--color-white);
  padding: 8px 20px; border-radius: var(--radius-sm);
}
.nav-links .nav-cta a:hover { background: var(--color-primary-hover); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--color-white); border-radius: 2px; transition: all var(--transition); }

/* --- Hero --- */
.hero {
  padding: calc(var(--nav-height) + 60px) 0 80px;
  background: linear-gradient(135deg, var(--color-dark) 0%, #1a2740 50%, #0f172a 100%);
  color: var(--color-white); position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: ''; position: absolute; bottom: -30%; left: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(3, 105, 161, 0.10) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container { position: relative; z-index: 1; }

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

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(249, 115, 22, 0.15); border: 1px solid rgba(249, 115, 22, 0.25);
  padding: 6px 16px; border-radius: 50px;
  font-size: 0.82rem; font-weight: 600; color: var(--color-primary);
  margin-bottom: 24px;
}
.hero-badge .badge-dot {
  width: 8px; height: 8px; background: var(--color-primary);
  border-radius: 50%; animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title { font-size: 3rem; font-weight: 800; line-height: 1.15; margin-bottom: 20px; color: var(--color-white); }
.hero-title .highlight { color: var(--color-primary); }

.hero-desc { font-size: 1.15rem; color: var(--color-gray-400); max-width: 500px; margin-bottom: 32px; line-height: 1.7; }

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-stats { display: flex; gap: 40px; margin-top: 48px; }
.hero-stat h4 { font-size: 2rem; font-weight: 800; color: var(--color-white); }
.hero-stat p { font-size: 0.85rem; color: var(--color-gray-400); margin-top: 2px; }

.hero-image {
  position: relative;
}
.hero-image-box {
  background: linear-gradient(145deg, #1e293b, #0f172a);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 32px; position: relative; overflow: hidden;
}
.hero-image-box .mat-visual {
  width: 100%; aspect-ratio: 4/3;
  background: linear-gradient(135deg, #2d3a50, #1a2740);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.mat-visual .mat-grid {
  position: absolute; inset: 0;
  background-image: 
    linear-gradient(rgba(249,115,22,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(249,115,22,0.08) 1px, transparent 1px);
  background-size: 60px 60px;
}
.mat-visual .mat-label {
  position: relative; z-index: 1;
  font-size: 3rem; font-weight: 900; color: rgba(255,255,255,0.1);
  text-align: center;
}
.hero-image-box .spec-badge {
  position: absolute; bottom: 20px; right: 20px;
  background: var(--color-primary); color: var(--color-white);
  padding: 8px 18px; border-radius: var(--radius-sm);
  font-size: 0.8rem; font-weight: 700;
}

/* --- Value Props --- */
.value-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.value-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px; transition: all var(--transition);
}
.value-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.value-icon {
  width: 56px; height: 56px; border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin-bottom: 20px;
}
.value-icon.orange { background: var(--color-primary-light); }
.value-icon.blue { background: var(--color-secondary-light); }
.value-icon.green { background: #f0fdf4; }
.value-card h3 { margin-bottom: 10px; }
.value-card p { color: var(--color-text-light); font-size: 0.95rem; }

/* --- Featured Products --- */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }

.product-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden; transition: all var(--transition);
}
.product-card:hover { box-shadow: var(--shadow-lg); border-color: var(--color-primary); }
.product-card-header {
  padding: 36px 32px 24px;
  border-bottom: 1px solid var(--color-gray-100);
}
.product-card-header h3 { margin-bottom: 6px; }
.product-card-header .product-subtitle { color: var(--color-text-light); font-size: 0.9rem; }
.product-card-body { padding: 24px 32px; }
.product-card-body .spec-row {
  display: flex; justify-content: space-between;
  padding: 10px 0; border-bottom: 1px solid var(--color-gray-50);
  font-size: 0.92rem;
}
.product-card-body .spec-row:last-child { border-bottom: none; }
.spec-row .spec-label { color: var(--color-text-light); }
.spec-row .spec-value { font-weight: 600; }
.product-card-footer {
  padding: 20px 32px 28px; display: flex; gap: 12px;
}

.product-tag {
  display: inline-block; padding: 4px 12px;
  border-radius: 50px; font-size: 0.75rem; font-weight: 700;
  margin-bottom: 12px;
}
.product-tag.hot { background: #fef2f2; color: #dc2626; }
.product-tag.value { background: var(--color-secondary-light); color: var(--color-secondary); }

/* --- Applications Preview --- */
.app-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.app-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  padding: 28px 22px; text-align: center;
  transition: all var(--transition);
}
.app-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow); }
.app-card .app-icon {
  font-size: 2.5rem; margin-bottom: 14px;
}
.app-card h4 { margin-bottom: 6px; }
.app-card p { font-size: 0.88rem; color: var(--color-text-light); }

/* --- Trust Bar --- */
.trust-bar {
  padding: 36px 0; background: var(--color-gray-50);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}
.trust-bar .container { display: flex; justify-content: center; align-items: center; gap: 60px; flex-wrap: wrap; }
.trust-item { text-align: center; }
.trust-item .trust-icon { font-size: 1.8rem; margin-bottom: 4px; }
.trust-item .trust-label { font-size: 0.82rem; color: var(--color-text-light); font-weight: 500; }

/* --- CTA Section --- */
.cta-section {
  padding: 80px 0; text-align: center;
  background: linear-gradient(135deg, var(--color-dark) 0%, #1a2740 100%);
  color: var(--color-white);
}
.cta-section h2 { color: var(--color-white); margin-bottom: 16px; }
.cta-section p { color: var(--color-gray-400); max-width: 600px; margin: 0 auto 32px; font-size: 1.08rem; }
.cta-section .btn-primary { font-size: 1.05rem; padding: 14px 40px; }
.cta-section .cta-note { margin-top: 16px; font-size: 0.82rem; color: var(--color-gray-500); }

/* --- Footer --- */
.footer {
  background: var(--color-dark-2); color: var(--color-gray-400);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .nav-logo { margin-bottom: 14px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; }
.footer h4 { color: var(--color-white); margin-bottom: 16px; font-size: 0.95rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: var(--color-gray-400); font-size: 0.88rem; }
.footer-links a:hover { color: var(--color-primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.82rem;
}

/* --- Page Header (for inner pages) --- */
.page-header {
  padding: calc(var(--nav-height) + 48px) 0 48px;
  background: linear-gradient(135deg, var(--color-dark) 0%, #1a2740 100%);
  color: var(--color-white); text-align: center;
}
.page-header h1 { color: var(--color-white); margin-bottom: 12px; }
.page-header .breadcrumb { font-size: 0.88rem; color: var(--color-gray-400); }
.page-header .breadcrumb a { color: var(--color-gray-300); }
.page-header .breadcrumb span { color: var(--color-primary); }

/* --- Product Detail Page --- */
.product-detail { padding: 80px 0; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }

.prod-gallery {
  background: var(--color-gray-50); border-radius: var(--radius-lg);
  padding: 40px; aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.prod-gallery .prod-placeholder {
  width: 80%; height: 70%;
  background: linear-gradient(135deg, #2d3a50, #1a2740);
  border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
  position: relative;
}
.prod-gallery .prod-grid-overlay {
  position: absolute; inset: 0;
  background-image: 
    linear-gradient(rgba(249,115,22,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(249,115,22,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}
.prod-gallery .thickness-badge {
  position: absolute; bottom: 16px; right: 16px;
  background: var(--color-primary); color: #fff;
  padding: 6px 16px; border-radius: var(--radius-sm);
  font-weight: 800; font-size: 0.85rem;
}

.prod-info h2 { margin-bottom: 8px; }
.prod-info .prod-subtitle { color: var(--color-text-light); margin-bottom: 20px; }
.prod-info .prod-desc { margin-bottom: 28px; color: var(--color-gray-600); line-height: 1.8; }

.spec-table { width: 100%; border-collapse: collapse; margin-bottom: 28px; }
.spec-table tr { border-bottom: 1px solid var(--color-gray-100); }
.spec-table td { padding: 12px 8px; font-size: 0.92rem; }
.spec-table td:first-child { color: var(--color-text-light); width: 40%; }
.spec-table td:last-child { font-weight: 600; }

.prod-feature-list { list-style: none; margin-bottom: 28px; }
.prod-feature-list li {
  padding: 8px 0; padding-left: 24px;
  position: relative; font-size: 0.93rem;
}
.prod-feature-list li::before {
  content: '✓'; position: absolute; left: 0;
  color: var(--color-success); font-weight: 700;
}

/* --- Applications Page --- */
.app-detail { padding: 80px 0; }
.app-detail:nth-child(even) { background: var(--color-gray-50); }

.app-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }

.app-image-box {
  background: var(--color-gray-50); border-radius: var(--radius-lg);
  aspect-ratio: 4/3; display: flex; flex-direction: column;
  align-items: center; justify-content: center; font-size: 4rem;
  border: 1px solid var(--color-gray-200);
}
.app-image-box .app-scene-label { font-size: 0.92rem; color: var(--color-text-light); margin-top: 12px; }

.app-detail-content h3 { margin-bottom: 14px; }
.app-detail-content p { color: var(--color-gray-600); margin-bottom: 16px; }
.app-use-list { list-style: none; }
.app-use-list li {
  padding: 8px 0; padding-left: 24px; position: relative;
  font-size: 0.93rem; color: var(--color-gray-700);
}
.app-use-list li::before {
  content: '•'; position: absolute; left: 4px;
  color: var(--color-primary); font-weight: 700;
}

/* --- About Page --- */
.about-mission { padding: 80px 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }

.about-image {
  background: var(--color-gray-50); border-radius: var(--radius-lg);
  aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
  font-size: 4.5rem; border: 1px solid var(--color-gray-200);
}

.about-values { padding: 80px 0; background: var(--color-gray-50); }
.about-values-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* --- Contact Page --- */
.contact-section { padding: 80px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }

.contact-info h3 { margin-bottom: 10px; }
.contact-info p { color: var(--color-text-light); margin-bottom: 32px; }

.contact-detail { display: flex; gap: 14px; margin-bottom: 24px; align-items: flex-start; }
.contact-detail .cd-icon {
  width: 44px; height: 44px; background: var(--color-primary-light);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.contact-detail h4 { font-size: 0.88rem; color: var(--color-text-light); margin-bottom: 2px; }
.contact-detail p { margin-bottom: 0; font-weight: 500; }

.contact-form {
  background: var(--color-white); border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg); padding: 36px;
}
.contact-form h3 { margin-bottom: 24px; }

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block; font-size: 0.88rem; font-weight: 600;
  margin-bottom: 6px; color: var(--color-gray-700);
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 14px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm); font-size: 0.95rem;
  font-family: var(--font-body); transition: border-color var(--transition);
  background: var(--color-white);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-success {
  display: none; padding: 48px 24px; text-align: center;
}
.form-success h3 { color: var(--color-success); margin-bottom: 8px; }

/* --- Comparison Table --- */
.compare-table-wrapper { overflow-x: auto; margin: 24px 0 40px; }
.compare-table { width: 100%; border-collapse: collapse; min-width: 600px; }
.compare-table thead { background: var(--color-dark); }
.compare-table thead th {
  color: var(--color-white); padding: 14px 16px; text-align: left;
  font-size: 0.9rem; font-weight: 600;
}
.compare-table thead th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.compare-table thead th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.compare-table tbody td {
  padding: 14px 16px; border-bottom: 1px solid var(--color-gray-100);
  font-size: 0.92rem;
}
.compare-table tbody tr:hover { background: var(--color-gray-50); }
.compare-table .highlight-row { background: var(--color-primary-light); }

.badge-recommend {
  display: inline-block; padding: 3px 10px;
  background: var(--color-primary); color: var(--color-white);
  border-radius: 50px; font-size: 0.72rem; font-weight: 700;
}

/* --- FAQ --- */
.faq-section { padding: 80px 0; background: var(--color-gray-50); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--color-white); border: 1px solid var(--color-gray-200);
  border-radius: var(--radius); padding: 22px 28px; margin-bottom: 14px;
  cursor: pointer; transition: all var(--transition);
}
.faq-item:hover { border-color: var(--color-primary); }
.faq-item h4 { font-size: 1rem; display: flex; justify-content: space-between; align-items: center; }
.faq-item .faq-toggle { font-size: 1.2rem; color: var(--color-primary); transition: transform var(--transition); }
.faq-item.open .faq-toggle { transform: rotate(45deg); }
.faq-item .faq-answer { display: none; margin-top: 12px; color: var(--color-gray-600); font-size: 0.92rem; line-height: 1.7; }
.faq-item.open .faq-answer { display: block; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-grid, .product-detail-grid, .app-detail-grid, .about-grid, .contact-grid {
    grid-template-columns: 1fr; gap: 40px;
  }
  .hero-image { order: -1; }
  .app-detail-grid .app-image-box { order: -1; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .about-values-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.65rem; }
  .hero-title { font-size: 2.1rem; }
  .section { padding: 56px 0; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute;
    top: var(--nav-height); left: 0; right: 0;
    background: var(--color-dark); padding: 16px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .nav-toggle { display: flex; }

  .value-grid, .app-grid, .about-values-grid {
    grid-template-columns: 1fr;
  }
  .product-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { justify-content: center; }
  .trust-bar .container { gap: 28px; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}