/* ==========================================================================
   SKWEAR™ Premium Men's Boxer Briefs — Core Design System & Styles
   Bangladeshi-Friendly, Real Product Photography, Mobile-First E-Commerce
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Hind+Siliguri:wght@400;500;600;700;800&display=swap');

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  color-scheme: dark;

  /* Brand Color Palette - 60-30-10 System (Athletic Luxury & High-Trust Commerce) */
  --color-brand-primary: #0b0f19;       /* Deep Obsidian Slate Canvas */
  --color-brand-surface: #111827;       /* Rich Slate Container & Card Surface */
  --color-brand-surface-2: #1a2234;     /* Elevated Card Layer */
  --color-brand-surface-3: #222e46;     /* Interactive Hover Layer */
  
  /* Brand Signature Accent (Cobalt Blue for Identity & Active Selections) */
  --color-accent-blue: #2563eb;         /* Athletic Cobalt */
  --color-accent-blue-hover: #1d4ed8;
  --color-accent-blue-light: rgba(37, 99, 235, 0.12);
  --color-accent-blue-glow: rgba(37, 99, 235, 0.35);
  
  /* Clean Secondary / Sky Accent */
  --color-accent-cyan: #38bdf8;         /* Crisp Sky Accent */
  
  /* High-Trust Conversion Accent (Dedicated to Orders, COD & Savings) */
  --color-accent-emerald: #10b981;      /* Verified / Savings / COD Green */
  --color-accent-emerald-hover: #059669;
  --color-accent-emerald-light: rgba(16, 185, 129, 0.12);
  --color-accent-emerald-glow: rgba(16, 185, 129, 0.35);
  
  /* Social Proof Accent (Exclusively for Star Ratings & Badges) */
  --color-accent-gold: #f59e0b;         /* Rating Star / Social Proof */
  --color-accent-gold-light: rgba(245, 158, 11, 0.15);

  /* Specific Product Colors */
  --color-swatch-black: #111111;
  --color-swatch-navy: #1a2e56;
  --color-swatch-gray: #b8c0cc;

  /* Neutrals - High Contrast & WCAG 2.1 AA/AAA Compliant */
  --color-text-light-primary: #ffffff;    /* 100% Crisp White Headings (>15:1) */
  --color-text-light-secondary: #e2e8f0;  /* Silver Slate Body Copy (>9.8:1) */
  --color-text-light-muted: #94a3b8;      /* Clear Subtext & Captions (>5.2:1) */
  
  --color-border-dark: rgba(255, 255, 255, 0.08);
  --color-border-dark-hover: rgba(255, 255, 255, 0.18);

  /* Typography - Optimized for Bangla */
  --font-bangla: 'Hind Siliguri', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Spacing */
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Border Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 12px 30px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 25px var(--color-accent-blue-glow);
  --shadow-green-glow: 0 0 25px rgba(16, 185, 129, 0.4);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-bangla);
  background-color: var(--color-brand-primary);
  color: var(--color-text-light-primary);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 3px;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-md);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-xl);
  }
}

/* --------------------------------------------------------------------------
   3. Announcement Bar & Site Header
   -------------------------------------------------------------------------- */
.announcement-bar {
  background: #0f172a;
  color: var(--color-text-light-secondary);
  border-bottom: 1px solid var(--color-border-dark);
  font-size: clamp(0.8rem, 2.5vw, 0.92rem);
  font-weight: 500;
  text-align: center;
  padding: 10px 14px;
  letter-spacing: 0.01em;
}

.announcement-bar strong {
  color: var(--color-text-light-primary);
  font-weight: 700;
}

.announcement-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--color-accent-emerald-light);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  margin-right: 6px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(11, 15, 25, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-dark);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
}

.brand-logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-cyan));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.brand-logo span {
  background: linear-gradient(90deg, #ffffff, #cbd5e1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-lg);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-text-light-muted);
}

.nav-links a:hover {
  color: #ffffff;
}

@media (min-width: 960px) {
  .nav-links {
    display: flex;
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.btn-header-order {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-accent-emerald), var(--color-accent-emerald-hover));
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  font-weight: 700;
  box-shadow: 0 4px 14px var(--color-accent-emerald-glow);
  transition: all var(--transition-fast);
}

.btn-header-order:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.5);
  background: linear-gradient(135deg, #059669, #047857);
}

/* --------------------------------------------------------------------------
   4. Hero Section & Real Product Photo Viewer
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  padding-top: var(--space-xl);
  padding-bottom: var(--space-3xl);
  overflow: hidden;
}

.hero-glow-bg {
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.16) 0%, rgba(16, 185, 129, 0.05) 50%, transparent 70%);
  filter: blur(90px);
  z-index: 0;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.12fr 0.88fr;
    gap: var(--space-3xl);
  }
}

/* Mobile-only Top CTA Button right below Hero Product Card */
.hero-mobile-top-cta {
  display: block;
  margin-bottom: var(--space-lg);
}

@media (min-width: 1024px) {
  .hero-mobile-top-cta {
    display: none;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-brand-surface-2);
  border: 1px solid rgba(245, 158, 11, 0.35);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-accent-gold);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: #ffffff;
  margin-bottom: var(--space-md);
}

.hero-title .text-gradient {
  background: linear-gradient(180deg, #ffffff 30%, #93c5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  color: var(--color-text-light-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  max-width: 620px;
}

.hero-rating-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--space-lg);
}

.stars-row {
  display: flex;
  align-items: center;
  gap: 3px;
  color: var(--color-accent-gold);
}

.stars-row svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.rating-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-light-primary);
}

.rating-text span {
  color: var(--color-text-light-muted);
  font-weight: 400;
}

.hero-bullets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.bullet-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: #f1f5f9;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border-dark);
  padding: 9px 12px;
  border-radius: var(--radius-sm);
}

.bullet-icon {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-emerald-light);
  color: var(--color-accent-emerald);
  border-radius: 50%;
  flex-shrink: 0;
}

.bullet-icon svg {
  width: 13px;
  height: 13px;
  stroke-width: 3;
}

.hero-cta-box {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.btn-primary-glow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--color-accent-emerald), var(--color-accent-emerald-hover));
  color: #ffffff;
  padding: 16px 28px;
  border-radius: var(--radius-md);
  font-size: 1.15rem;
  font-weight: 800;
  box-shadow: 0 4px 20px var(--color-accent-emerald-glow);
  transition: all var(--transition-normal);
  text-align: center;
}

.btn-primary-glow:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(16, 185, 129, 0.55);
  background: linear-gradient(135deg, #059669, #047857);
}

.hero-guarantee-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text-light-muted);
  justify-content: center;
}

@media (min-width: 768px) {
  .hero-guarantee-note {
    justify-content: flex-start;
  }
}

.hero-guarantee-note svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent-emerald);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   5. Hero Visual Card & REAL PRODUCT PHOTO STAGE
   -------------------------------------------------------------------------- */
.hero-visual-card {
  background: #f8fafc;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.45), 0 0 20px rgba(255, 255, 255, 0.05);
  position: relative;
}

@media (max-width: 1023px) {
  .hero-visual-card {
    order: -1;
  }
}

.hero-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.product-tag {
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
  border: 1px solid rgba(37, 99, 235, 0.25);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
}

.stock-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: #047857;
  font-weight: 700;
}

.stock-pulse {
  width: 8px;
  height: 8px;
  background: #059669;
  border-radius: 50%;
  animation: pulse-ring 2s infinite;
}

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

/* REAL PRODUCT PHOTO STAGE */
.boxer-stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 310px;
  background: radial-gradient(circle at center, #ffffff 0%, #f1f5f9 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  border: 1px solid #e2e8f0;
}

.hero-product-img {
  width: 100%;
  max-width: 360px;
  height: auto;
  max-height: 270px;
  object-fit: contain;
  filter: drop-shadow(0 16px 28px rgba(15, 23, 42, 0.18));
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.hero-product-img.fade-out {
  opacity: 0;
  transform: scale(0.97);
}



/* Color Selector: Black, Navy Blue, Ash Gray */
.color-selector-wrap {
  margin-bottom: var(--space-md);
}

.color-selector-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.92rem;
  font-weight: 600;
  color: #475569;
  margin-bottom: var(--space-xs);
}

.selected-color-name {
  color: #0f172a;
  font-weight: 800;
}

.color-swatches {
  display: flex;
  gap: 12px;
  align-items: center;
}

.swatch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid transparent;
  padding: 3px;
  transition: all var(--transition-fast);
  cursor: pointer;
  flex-shrink: 0;
  background: transparent;
}

.swatch-btn:hover {
  transform: scale(1.08);
}

.swatch-color-circle {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.4);
}

.swatch-btn.active {
  border-color: #2563eb;
  transform: scale(1.15);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25), 0 4px 12px rgba(37, 99, 235, 0.35);
}

.swatch-black .swatch-color-circle {
  background-color: #111111;
  border: 1px solid #334155;
}

.swatch-navy .swatch-color-circle {
  background-color: #1a2e56;
  border: 1px solid #2a437a;
}

.swatch-gray .swatch-color-circle {
  background-color: #b8c0cc;
  border: 1px solid #94a3b8;
}

.swatch-trio .swatch-color-circle {
  background: linear-gradient(135deg, #111111 33%, #1a2e56 33%, #1a2e56 66%, #b8c0cc 66%);
  border: 1px solid #475569;
}

.hero-spec-snapshot {
  font-size: 0.85rem;
  color: #64748b;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid #e2e8f0;
  padding-top: 12px;
}

/* --------------------------------------------------------------------------
   6. Trust Strip & Courier Pillars
   -------------------------------------------------------------------------- */
.trust-strip {
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
  background-color: var(--color-brand-surface);
  padding: var(--space-lg) 0;
}

.trust-grid-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  align-items: center;
}

.trust-pillar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
}

.trust-pillar-icon {
  width: 42px;
  height: 42px;
  background: var(--color-accent-blue-light);
  color: #60a5fa;
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-pillar-icon svg {
  width: 22px;
  height: 22px;
}

.trust-pillar-text strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-text-light-primary);
}

.trust-pillar-text p {
  font-size: 0.85rem;
  color: var(--color-text-light-muted);
}

/* --------------------------------------------------------------------------
   7. Dedicated REAL PRODUCT GALLERY SECTION (১০০% আসল পণ্যের ছবি) - Luxury Off-White Studio
   -------------------------------------------------------------------------- */
.gallery-section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}

.gallery-section .section-pill {
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
  border-color: rgba(37, 99, 235, 0.25);
}

.gallery-section .section-title {
  color: #0f172a;
}

.gallery-section .section-desc {
  color: #475569;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.gallery-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
}

.gallery-card:hover {
  transform: translateY(-4px);
  border-color: #2563eb;
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.1);
}

.gallery-card.featured-gallery {
  border-color: #2563eb;
  box-shadow: 0 0 0 1px #2563eb, 0 8px 20px rgba(37, 99, 235, 0.12);
}

.gallery-card.featured-gallery .gallery-title {
  color: #1d4ed8;
}

.gallery-img-wrap {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle, #ffffff 0%, #f1f5f9 100%);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  padding: 10px;
  border: 1px solid #f1f5f9;
}

.gallery-img-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 10px 18px rgba(15, 23, 42, 0.14));
  transition: transform var(--transition-normal);
}

.gallery-card:hover .gallery-img-wrap img {
  transform: scale(1.04);
}

.gallery-info {
  text-align: center;
}

.gallery-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 2px;
}

.gallery-tag {
  font-size: 0.8rem;
  color: #64748b;
}

/* --------------------------------------------------------------------------
   8. Problem vs Solution Section
   -------------------------------------------------------------------------- */
.section-pad {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
}

.section-pill {
  display: inline-block;
  background: rgba(37, 99, 235, 0.12);
  color: #60a5fa;
  border: 1px solid rgba(37, 99, 235, 0.25);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: var(--space-sm);
}

.section-desc {
  font-size: 1.1rem;
  color: var(--color-text-light-secondary);
  line-height: 1.7;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: 980px;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr 1.05fr;
  }
}

.comp-card {
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
}

.comp-card-bad {
  background: rgba(27, 35, 54, 0.4);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.comp-card-bad .comp-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-md);
}

.comp-card-bad .comp-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #f87171;
  display: flex;
  align-items: center;
  gap: 10px;
}

.comp-card-good {
  background: linear-gradient(145deg, #162035, #111726);
  border: 2px solid var(--color-accent-blue);
  box-shadow: 0 10px 30px var(--color-accent-blue-glow);
}

.comp-card-good .comp-header {
  border-bottom: 1px solid rgba(37, 99, 235, 0.3);
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-md);
}

.comp-card-good .comp-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #60a5fa;
  display: flex;
  align-items: center;
  gap: 10px;
}

.comp-badge-winner {
  position: absolute;
  top: -12px;
  right: var(--space-lg);
  background: linear-gradient(90deg, #10b981, #059669);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  letter-spacing: 0.03em;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.4);
}

.comp-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.comp-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.comp-icon-bad {
  width: 24px;
  height: 24px;
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.comp-icon-good {
  width: 24px;
  height: 24px;
  background: var(--color-accent-emerald-light);
  color: var(--color-accent-emerald);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.comp-icon-good svg, .comp-icon-bad svg {
  width: 14px;
  height: 14px;
  stroke-width: 3;
}

.comp-item-text strong {
  display: block;
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 2px;
}

.comp-item-text p {
  font-size: 0.9rem;
  color: var(--color-text-light-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   9. Tech Features Deep Dive
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: var(--color-brand-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(37, 99, 235, 0.4);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

.feature-icon-box {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(6, 182, 212, 0.1));
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #60a5fa;
  margin-bottom: var(--space-md);
}

.feature-icon-box svg {
  width: 26px;
  height: 26px;
}

.feature-card-title {
  font-size: 1.22rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: var(--space-xs);
}

.feature-card-text {
  font-size: 0.95rem;
  color: var(--color-text-light-secondary);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   10. Pricing Combo Bundles (BDT / Taka)
   -------------------------------------------------------------------------- */
.pricing-section {
  background: var(--color-brand-primary);
}

.bundles-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  max-width: 1100px;
  margin-inline: auto;
  align-items: stretch;
}

@media (min-width: 900px) {
  .bundles-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.bundle-card {
  background: var(--color-brand-surface);
  border: 2px solid var(--color-border-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  cursor: pointer;
}

.bundle-card:hover {
  border-color: rgba(37, 99, 235, 0.5);
}

.bundle-card.active-bundle {
  border-color: var(--color-accent-blue);
  background: linear-gradient(180deg, var(--color-brand-surface-2), var(--color-brand-surface));
  box-shadow: 0 10px 30px var(--color-accent-blue-glow);
  transform: scale(1.02);
}

@media (min-width: 900px) {
  .bundle-card.featured-bundle {
    transform: scale(1.05);
    z-index: 2;
  }
  .bundle-card.featured-bundle.active-bundle {
    transform: scale(1.06);
  }
}

.bundle-ribbon {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.ribbon-popular {
  background: linear-gradient(90deg, #2563eb, #3b82f6);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--color-accent-blue-glow);
}

.ribbon-value {
  background: linear-gradient(90deg, var(--color-accent-emerald-hover), var(--color-accent-emerald));
  color: #ffffff;
  box-shadow: 0 4px 14px var(--color-accent-emerald-glow);
}

.bundle-header {
  text-align: center;
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-xs);
}

.bundle-name {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 2px;
}

.bundle-pairs {
  font-size: 0.9rem;
  color: var(--color-text-light-secondary);
}

/* Image preview embedded inside the 3-Pack combo card */
.bundle-photo-preview {
  width: 100%;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  padding: 6px;
}

.bundle-photo-preview img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.5));
}

.bundle-price-wrap {
  text-align: center;
  margin-bottom: var(--space-md);
}

.bundle-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1;
}

.bundle-original-price {
  font-size: 1.15rem;
  color: var(--color-text-light-muted);
  text-decoration: line-through;
  margin-left: 6px;
}

.bundle-per-pair {
  font-size: 0.9rem;
  color: var(--color-accent-emerald);
  font-weight: 700;
  margin-top: 4px;
}

.bundle-savings-tag {
  display: inline-block;
  background: var(--color-accent-emerald-light);
  color: var(--color-accent-emerald);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  margin-top: 6px;
}

.bundle-perks {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.bundle-perk-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text-light-secondary);
}

.bundle-perk-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent-emerald);
  flex-shrink: 0;
}

.bundle-select-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.04);
  transition: all var(--transition-fast);
}

.bundle-card.active-bundle .bundle-select-btn {
  background: var(--color-accent-blue);
  color: #ffffff;
  border-color: var(--color-accent-blue);
}

/* --------------------------------------------------------------------------
   11. BANGLADESHI 1-CLICK CASH ON DELIVERY ORDER FORM
   -------------------------------------------------------------------------- */
.order-section {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-3xl);
  background: var(--color-brand-primary);
}

.order-form-card {
  max-width: 860px;
  margin-inline: auto;
  background: var(--color-brand-surface);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: 0 12px 45px rgba(0, 0, 0, 0.6), 0 0 35px rgba(16, 185, 129, 0.12);
  position: relative;
}

.order-form-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--color-accent-emerald-hover), var(--color-accent-emerald));
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 800;
  padding: 6px 22px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px var(--color-accent-emerald-glow);
  white-space: nowrap;
}

.order-form-header {
  text-align: center;
  margin-bottom: var(--space-xl);
  margin-top: 8px;
}

.order-form-title {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 4px;
}

.order-form-subtitle {
  font-size: 0.95rem;
  color: var(--color-accent-emerald);
}

.form-layout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
  .form-layout-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
}

.form-label span {
  color: #f87171;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-select {
  cursor: pointer;
  color-scheme: dark;
}

.form-select option,
select option {
  background-color: var(--color-brand-surface);
  color: #ffffff;
  padding: 10px 14px;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--color-accent-emerald);
  background: rgba(255, 255, 255, 0.08);
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

/* Delivery Area Radio Selector */
.delivery-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.delivery-radio-card {
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.delivery-radio-card input[type="radio"] {
  accent-color: var(--color-accent-emerald);
}

.delivery-radio-card.active-delivery {
  border-color: var(--color-accent-emerald);
  background: var(--color-accent-emerald-light);
}

.btn-size-modal-link {
  color: #60a5fa;
  font-size: 0.88rem;
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.btn-size-modal-link:hover {
  color: #93c5fd;
}

.delivery-radio-text strong {
  display: block;
  font-size: 0.9rem;
  color: #ffffff;
}

.delivery-radio-text span {
  font-size: 0.8rem;
  color: var(--color-text-light-secondary);
}

.form-help-text {
  font-size: 0.8rem;
  color: var(--color-text-light-muted);
}

/* Order Summary Box with Live Thumbnail */
.order-summary-box {
  background: var(--color-brand-surface-2);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.summary-product-strip {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border-dark);
}

.summary-prod-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-light-primary);
}

.summary-size-color {
  font-size: 0.88rem;
  color: var(--color-text-light-muted);
}

.summary-delivery-val {
  color: var(--color-accent-emerald);
  font-weight: 700;
}

.summary-img-thumb {
  width: 70px;
  height: 60px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  flex-shrink: 0;
}

.summary-img-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  color: var(--color-text-light-secondary);
  padding-block: 2px;
}

.summary-row.total-row {
  border-top: 1px solid var(--color-border-dark);
  padding-top: 12px;
  margin-top: 4px;
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
}

.summary-row.total-row span:last-child {
  color: var(--color-accent-emerald);
  font-size: 1.4rem;
}

/* Big Confirm Button */
.btn-confirm-order {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--color-accent-emerald), var(--color-accent-emerald-hover));
  color: #ffffff;
  padding: 18px 24px;
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  font-weight: 800;
  box-shadow: 0 6px 24px var(--color-accent-emerald-glow);
  transition: all var(--transition-normal);
  text-align: center;
}

.btn-confirm-order:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(16, 185, 129, 0.6);
  background: linear-gradient(135deg, #059669, #047857);
}

.order-help-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-md);
  font-size: 0.95rem;
  color: var(--color-text-light-secondary);
}

.btn-help-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #ffffff;
  font-weight: 700;
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-dark);
}

.btn-help-whatsapp {
  color: #25d366;
  border-color: rgba(37, 211, 102, 0.3);
  background: rgba(37, 211, 102, 0.08);
}

/* --------------------------------------------------------------------------
   12. Fabric Comparison Table
   -------------------------------------------------------------------------- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  background: var(--color-brand-surface);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.specs-table th, .specs-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-dark);
}

.specs-table th {
  background: rgba(255, 255, 255, 0.02);
  font-size: 0.9rem;
  color: var(--color-text-light-secondary);
}

.specs-table th.highlight-col,
.specs-table td.highlight-col {
  background: var(--color-accent-blue-light);
  font-weight: 700;
  color: #ffffff;
}

.specs-table tr:last-child td {
  border-bottom: none;
}

.table-row-featured {
  background: rgba(37, 99, 235, 0.12) !important;
}

.table-row-featured td {
  color: #ffffff;
}

.table-cell-highlight {
  color: #60a5fa !important;
  font-weight: 700;
}

.badge-tag-winner {
  background: var(--color-accent-emerald-light);
  color: var(--color-accent-emerald);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

/* Reusable Alternating Section Background Token */
.section-surface-alt {
  background: rgba(17, 24, 39, 0.6) !important;
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

/* --------------------------------------------------------------------------
   13. Interactive Size Calculator
   -------------------------------------------------------------------------- */
.size-calculator-box {
  background: var(--color-brand-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 800px;
  margin-inline: auto;
}

.calc-inputs-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (min-width: 600px) {
  .calc-inputs-row {
    grid-template-columns: 1fr 1fr;
  }
}

.calc-field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-light-secondary);
  margin-bottom: 6px;
}

.calc-result-box {
  background: var(--color-accent-blue-light);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.calc-result-box strong {
  color: var(--color-text-light-primary);
  font-size: 1.05rem;
}

.calc-result-text {
  font-size: 0.95rem;
  color: var(--color-text-light-secondary);
}

.calc-recommended-size {
  font-size: 1.45rem;
  font-weight: 800;
  color: #60a5fa;
}

/* --------------------------------------------------------------------------
   14. Customer Reviews (Bangladeshi Context)
   -------------------------------------------------------------------------- */
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.review-card {
  background: var(--color-brand-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.review-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.15);
}

.review-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.review-badge-verified {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-accent-emerald);
}

.review-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.review-body {
  font-size: 0.95rem;
  color: var(--color-text-light-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.reviewer-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border-dark);
}

.reviewer-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-brand-surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #60a5fa;
}

.reviewer-info strong {
  display: block;
  font-size: 0.92rem;
  color: #ffffff;
}

.reviewer-info span {
  font-size: 0.8rem;
  color: var(--color-text-light-muted);
}

/* --------------------------------------------------------------------------
   15. Risk-Free Guarantee Section
   -------------------------------------------------------------------------- */
.guarantee-box {
  background: linear-gradient(135deg, #131c2d, #0d1422);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  max-width: 850px;
  margin-inline: auto;
  position: relative;
  overflow: hidden;
}

.guarantee-icon {
  width: 64px;
  height: 64px;
  margin-inline: auto;
  background: var(--color-accent-emerald-light);
  color: var(--color-accent-emerald);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.guarantee-icon svg {
  width: 34px;
  height: 34px;
}

.guarantee-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: var(--space-sm);
}

.guarantee-text {
  font-size: 1.05rem;
  color: var(--color-text-light-secondary);
  line-height: 1.7;
  max-width: 660px;
  margin-inline: auto;
}

/* --------------------------------------------------------------------------
   16. FAQ Accordion
   -------------------------------------------------------------------------- */
.faq-wrap {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  background: var(--color-brand-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.faq-question-btn {
  width: 100%;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  background: transparent;
}

.faq-icon-arrow {
  width: 20px;
  height: 20px;
  color: var(--color-text-light-muted);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active-faq .faq-icon-arrow {
  transform: rotate(180deg);
  color: #60a5fa;
}

.faq-answer-collapse {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--transition-normal);
}

.faq-item.active-faq .faq-answer-collapse {
  grid-template-rows: 1fr;
}

.faq-answer-inner {
  overflow: hidden;
  padding-inline: 20px;
  color: var(--color-text-light-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
}

.faq-item.active-faq .faq-answer-inner {
  padding-bottom: 20px;
}

/* --------------------------------------------------------------------------
   17. Sticky Mobile Bottom Bar
   -------------------------------------------------------------------------- */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(10, 14, 23, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--color-border-dark);
  padding: 10px 16px;
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.5);
  transform: translateY(120%);
  transition: transform var(--transition-normal);
}

.mobile-sticky-bar.visible {
  transform: translateY(0);
}

@media (min-width: 900px) {
  .mobile-sticky-bar {
    display: none !important;
  }
}

.sticky-product-info {
  display: flex;
  flex-direction: column;
}

.sticky-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
}

.sticky-price {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-accent-emerald);
}

.btn-sticky-buy {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* --------------------------------------------------------------------------
   18. Floating Direct WhatsApp Quick Action Button
   -------------------------------------------------------------------------- */
.floating-whatsapp-btn {
  position: fixed;
  bottom: 80px;
  right: 20px;
  z-index: 98;
  background: #25d366;
  color: #ffffff;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transition: transform var(--transition-normal);
}

.floating-whatsapp-btn:hover {
  transform: scale(1.1);
}

.floating-whatsapp-btn svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   19. Modal Dialog (Size Guide)
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--color-brand-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 8px;
}

.modal-desc {
  font-size: 0.92rem;
  color: var(--color-text-light-secondary);
  margin-bottom: 20px;
}

.modal-trust-note {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--color-accent-emerald);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   20. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--color-border-dark);
  background: var(--color-brand-primary);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  font-size: 0.95rem;
  color: var(--color-text-light-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer-brand p {
  margin-top: var(--space-sm);
  color: var(--color-text-light-secondary);
  max-width: 340px;
}

.footer-col h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: var(--space-md);
}

.footer-col p {
  font-size: 0.92rem;
  margin-bottom: 12px;
  color: var(--color-text-light-secondary);
}

.footer-hotline {
  color: #60a5fa;
  font-size: 1.1rem;
}

.footer-hours {
  font-size: 0.85rem;
  color: var(--color-text-light-muted);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid var(--color-border-dark);
  padding-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}