/* ============================================================
   eg33 — Emerald Trust Gaming UI — Design System
   Visual Style: Premium dark emerald with gold accents
   Market: Bangladesh (en-BD)
   ============================================================ */

:root {
  /* Color Tokens */
  --color-primary: #0d9488;
  --color-primary-dark: #0a7b71;
  --color-primary-soft: rgba(13,148,136,.12);
  --color-secondary: #1e40af;
  --color-accent: #f59e0b;
  --color-accent-soft: rgba(245,158,11,.10);
  --color-bg: #0b1120;
  --color-bg-soft: #0f172a;
  --color-surface: #1e293b;
  --color-surface-strong: #273549;
  --color-card: rgba(30,41,59,.92);
  --color-card-alt: rgba(15,23,42,.95);
  --color-border: rgba(255,255,255,.08);
  --color-border-strong: rgba(255,255,255,.14);
  --color-text: #e2e8f0;
  --color-text-soft: #94a3b8;
  --color-text-muted: #64748b;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-footer-bg: #060b18;
  --color-footer-text: #94a3b8;

  /* Gradient Tokens */
  --gradient-hero: linear-gradient(135deg, rgba(13,148,136,.18) 0%, rgba(30,64,175,.12) 50%, rgba(245,158,11,.06) 100%);
  --gradient-hero-soft: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-soft) 100%);
  --gradient-button: linear-gradient(135deg, var(--color-primary) 0%, #0ea5a0 100%);
  --gradient-button-hover: linear-gradient(135deg, #0ea5a0 0%, var(--color-primary) 100%);
  --gradient-card-border: linear-gradient(135deg, rgba(13,148,136,.3), rgba(245,158,11,.15));
  --gradient-cta: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  --gradient-footer: linear-gradient(180deg, #060b18, #030712);

  /* Shadow Tokens */
  --shadow-header: 0 4px 24px rgba(0,0,0,.35);
  --shadow-card: 0 8px 32px rgba(0,0,0,.25);
  --shadow-card-hover: 0 16px 48px rgba(13,148,136,.15), 0 8px 24px rgba(0,0,0,.3);
  --shadow-button: 0 4px 16px rgba(13,148,136,.3);
  --shadow-cta: 0 8px 28px rgba(13,148,136,.25);
  --shadow-soft: 0 2px 8px rgba(0,0,0,.15);

  /* Radius Tokens */
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-pill: 999px;
  --radius-card: 16px;
  --radius-image: 14px;

  /* Typography Tokens */
  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --font-heading: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-h1: clamp(2rem, 4vw, 3.2rem);
  --fs-h2: clamp(1.6rem, 3vw, 2.4rem);
  --fs-h3: clamp(1.2rem, 2vw, 1.6rem);
  --fs-body: 1.0625rem;
  --fs-small: 0.875rem;
  --fs-nav: clamp(13px, .84vw, 15px);
  --fs-button: 0.9375rem;
  --lh-heading: 1.25;
  --lh-body: 1.8;
  --lh-readable: 1.85;

  /* Spacing Tokens */
  --container-max: 1200px;
  --container-wide: 1400px;
  --container-narrow: 820px;
  --section-y: clamp(3.5rem, 6vw, 5.5rem);
  --section-y-sm: clamp(2rem, 4vw, 3rem);
  --gap-xs: 0.5rem;
  --gap-sm: 0.75rem;
  --gap-md: 1.25rem;
  --gap-lg: 2rem;
  --gap-xl: 3rem;
  --header-h: 72px;
  --mobile-header-h: 64px;
  --card-padding: clamp(1.25rem, 2vw, 2rem);
  --footer-padding: clamp(2.5rem, 4vw, 4rem);

  /* Motion Tokens */
  --motion-fast: 150ms;
  --motion-normal: 250ms;
  --motion-slow: 400ms;
  --ease-out: cubic-bezier(.25,.46,.45,.94);
  --ease-soft: cubic-bezier(.4,0,.2,1);
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--motion-fast) var(--ease-soft); }
a:hover { color: var(--color-accent); }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: #fff;
  line-height: var(--lh-heading);
  margin: 0 0 1rem;
}
h1 { font-size: var(--fs-h1); font-weight: 800; }
h2 { font-size: var(--fs-h2); font-weight: 700; }
h3 { font-size: var(--fs-h3); font-weight: 600; }
p { margin: 0 0 1.125rem; color: var(--color-text-soft); }
ul, ol { padding-left: 1.25rem; color: var(--color-text-soft); }
li { margin-bottom: 0.5rem; }

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ============================================================
   Container System
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: clamp(16px, 3vw, 24px);
  padding-right: clamp(16px, 3vw, 24px);
}
.container-wide { max-width: var(--container-wide); }
.container-narrow { max-width: var(--container-narrow); }

/* ============================================================
   Section Spacing
   ============================================================ */
.section { padding: var(--section-y) 0; }
.section-sm { padding: var(--section-y-sm) 0; }
.section-alt { background: var(--color-bg-soft); }
.section-surface { background: var(--color-surface); }

/* ============================================================
   Header — Stable Three-Column Layout
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background: rgba(11,17,32,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-header);
}

.header-inner {
  width: 100%;
  max-width: none;
  padding-left: clamp(10px, 1.2vw, 20px);
  padding-right: clamp(10px, 1.2vw, 20px);
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: clamp(10px, 1vw, 18px);
}

.brand-wrap {
  flex: 0 0 auto;
  margin-right: clamp(4px, .8vw, 14px);
  display: flex;
  align-items: center;
}

.site-logo {
  display: block;
  width: auto;
  height: clamp(32px, 3vw, 42px);
  max-width: clamp(118px, 10vw, 168px);
  object-fit: contain;
}

.primary-nav {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: nowrap;
  gap: clamp(4px, .6vw, 12px);
  white-space: nowrap;
  overflow: visible;
}

.primary-nav a {
  flex: 0 1 auto;
  min-width: 0;
  padding: 8px clamp(5px, .55vw, 10px);
  font-size: var(--fs-nav);
  line-height: 1;
  white-space: nowrap;
  color: var(--color-text);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--motion-fast) var(--ease-soft);
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  color: #fff;
  background: var(--color-primary-soft);
}

.primary-nav a.active {
  color: var(--color-accent);
  background: rgba(245,158,11,.08);
}

.header-actions {
  flex: 0 0 auto;
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(6px, .6vw, 10px);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.04);
  color: #fff;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: background var(--motion-fast);
}

.nav-toggle:hover { background: rgba(255,255,255,.08); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--mobile-header-h);
  left: 12px;
  right: 12px;
  max-height: calc(100vh - 80px);
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  padding: 16px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
}

.mobile-menu.is-open { display: flex; }

.mobile-menu a {
  display: block;
  padding: 14px 16px;
  color: var(--color-text);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  transition: background var(--motion-fast);
  text-decoration: none;
}

.mobile-menu a:hover { background: var(--color-primary-soft); color: #fff; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: var(--fs-button);
  font-weight: 700;
  line-height: 1;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--motion-normal) var(--ease-soft);
  text-decoration: none;
  white-space: nowrap;
  min-height: 44px;
}

.btn-primary {
  background: var(--gradient-button);
  color: #fff;
  box-shadow: var(--shadow-button);
}

.btn-primary:hover {
  background: var(--gradient-button-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-cta);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: #fff;
  border: 1px solid var(--color-border-strong);
}

.btn-secondary:hover {
  background: rgba(255,255,255,.06);
  border-color: var(--color-primary);
  color: #fff;
}

.btn-accent {
  background: var(--color-accent);
  color: #0b1120;
  font-weight: 800;
}

.btn-accent:hover {
  background: #fbbf24;
  transform: translateY(-1px);
  color: #0b1120;
}

.btn-sm { padding: 8px 16px; font-size: var(--fs-small); min-height: 36px; }
.btn-lg { padding: 16px 32px; font-size: 1.0625rem; }
.btn-block { width: 100%; }

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--card-padding);
  box-shadow: var(--shadow-card);
  transition: all var(--motion-normal) var(--ease-soft);
}

.card:hover {
  border-color: rgba(13,148,136,.25);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.card-feature {
  text-align: center;
  padding: clamp(1.5rem, 2.5vw, 2.5rem);
}

.card-feature .card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(13,148,136,.2), rgba(245,158,11,.1));
  font-size: 1.5rem;
  box-shadow: 0 0 16px rgba(13,148,136,.15);
}

.card-content {
  padding: clamp(1.5rem, 2vw, 2.5rem);
}

.card-notice {
  background: linear-gradient(180deg, rgba(13,148,136,.08), var(--color-card));
  border-left: 4px solid var(--color-primary);
}

.card-warning {
  background: linear-gradient(180deg, rgba(245,158,11,.06), var(--color-card));
  border-left: 4px solid var(--color-accent);
}

.card-trust {
  background: linear-gradient(135deg, rgba(13,148,136,.06), rgba(30,64,175,.06));
  border: 1px solid rgba(13,148,136,.15);
}

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-lg); }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: var(--gap-lg); align-items: start; }
.grid-1-1 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap-lg); align-items: start; }

/* ============================================================
   Hero Variants
   ============================================================ */
.hero-home {
  position: relative;
  padding: clamp(5rem, 8vw, 8rem) 0 var(--section-y);
  overflow: hidden;
}

.hero-home::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(13,148,136,.15), transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(245,158,11,.08), transparent 40%),
    radial-gradient(ellipse at 50% 80%, rgba(30,64,175,.10), transparent 50%);
  pointer-events: none;
}

.hero-home .container { position: relative; z-index: 1; }

.hero-inner {
  padding: clamp(4rem, 6vw, 6rem) 0 var(--section-y);
  position: relative;
}

.hero-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 40%, rgba(13,148,136,.10), transparent 60%);
  pointer-events: none;
}

.hero-compact {
  padding: clamp(3rem, 5vw, 4.5rem) 0 var(--section-y-sm);
  position: relative;
}

.hero-compact::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 40% 30%, rgba(13,148,136,.08), transparent 50%);
  pointer-events: none;
}

.eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid rgba(13,148,136,.3);
  border-radius: var(--radius-pill);
  background: rgba(13,148,136,.08);
  color: var(--color-primary);
  font-size: var(--fs-small);
  font-weight: 600;
  margin-bottom: 1rem;
}

.lead { font-size: 1.125rem; color: var(--color-text-soft); line-height: var(--lh-readable); }

/* ============================================================
   Breadcrumb
   ============================================================ */
.breadcrumb-bar {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  background: rgba(15,23,42,.5);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.breadcrumb a { color: var(--color-text-soft); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { color: var(--color-text-muted); }

/* ============================================================
   Content Body / Prose
   ============================================================ */
.prose { max-width: var(--container-narrow); }

.prose h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.prose h3 {
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
}

.prose p {
  line-height: var(--lh-readable);
  margin-bottom: 1.25rem;
}

.prose ul, .prose ol {
  margin-bottom: 1.25rem;
}

.prose li {
  line-height: var(--lh-readable);
}

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

/* ============================================================
   Image Styling
   ============================================================ */
.img-rounded {
  border-radius: var(--radius-image);
  border: 1px solid var(--color-border);
  box-shadow: 0 12px 36px rgba(0,0,0,.3);
}

.img-section {
  margin: var(--section-y-sm) 0;
  text-align: center;
}

.visual-gallery-wrap {
  padding-top: var(--section-y-sm);
  padding-bottom: var(--section-y-sm);
}

.visual-gallery {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.9fr);
  gap: var(--gap-lg);
  align-items: stretch;
}

.visual-gallery figure {
  margin: 0;
}

.visual-gallery-main,
.visual-gallery-side {
  height: 100%;
}

.visual-gallery-main img,
.visual-gallery-side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.visual-gallery-main img {
  min-height: 460px;
}

.visual-gallery-stack {
  display: grid;
  grid-template-rows: repeat(2, minmax(0, 1fr));
  gap: var(--gap-lg);
}

.visual-gallery-side img {
  min-height: 218px;
}

/* ============================================================
   FAQ Accordion
   ============================================================ */
.faq-group { margin-bottom: var(--gap-lg); }

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  overflow: hidden;
  background: var(--color-card);
}

.faq-btn {
  width: 100%;
  padding: 18px 20px;
  background: rgba(255,255,255,.02);
  border: none;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  transition: background var(--motion-fast);
}

.faq-btn:hover { background: rgba(13,148,136,.08); }

.faq-btn::after {
  content: "+";
  font-size: 1.3rem;
  flex-shrink: 0;
  transition: transform var(--motion-normal);
}

.faq-btn[aria-expanded="true"]::after {
  content: "−";
}

.faq-btn[aria-expanded="true"] {
  background: linear-gradient(90deg, rgba(13,148,136,.12), rgba(245,158,11,.06));
}

.faq-answer {
  display: none;
  padding: 0 20px 18px;
  color: var(--color-text-soft);
  line-height: var(--lh-readable);
}

.faq-answer.is-open { display: block; }

/* ============================================================
   Forms
   ============================================================ */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--color-text);
  font-size: var(--fs-small);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 1rem;
  font-family: var(--font-base);
  transition: border-color var(--motion-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13,148,136,.15);
}

.form-input::placeholder { color: var(--color-text-muted); }

/* ============================================================
   Step Cards / Timeline
   ============================================================ */
.step-card {
  padding: var(--card-padding);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  position: relative;
  box-shadow: var(--shadow-card);
}

.step-number {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: var(--gradient-button);
  color: #fff;
  font-weight: 800;
  font-size: 1rem;
  border-radius: 50%;
  margin-bottom: 1rem;
}

/* ============================================================
   CTA Sections
   ============================================================ */
.cta-band {
  padding: var(--section-y) 0;
  background: linear-gradient(135deg, rgba(13,148,136,.08), rgba(30,64,175,.06));
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.cta-card {
  padding: clamp(2rem, 3vw, 3.5rem);
  background: var(--color-card);
  border: 1px solid rgba(13,148,136,.2);
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-cta);
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--gradient-footer);
  border-top: 1px solid var(--color-border);
  padding: var(--footer-padding) 0;
  margin-top: var(--section-y);
}

.footer-brand-text {
  color: var(--color-text-soft);
  font-size: var(--fs-small);
  line-height: 1.7;
  max-width: 360px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(4, 1fr);
  gap: var(--gap-xl);
}

.footer-heading {
  font-size: var(--fs-small);
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li { margin-bottom: 8px; }

.footer-links a {
  color: var(--color-footer-text);
  font-size: var(--fs-small);
  transition: color var(--motion-fast);
  text-decoration: none;
}

.footer-links a:hover { color: var(--color-primary); }

.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

/* ============================================================
   Stat / Trust Boxes
   ============================================================ */
.stat-box {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.03);
  border: 1px solid var(--color-border);
  text-align: center;
}

.stat-box strong {
  display: block;
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.stat-box span {
  color: var(--color-text-soft);
  font-size: var(--fs-small);
}

/* ============================================================
   Policy / Article Layout
   ============================================================ */
.policy-layout {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.policy-toc {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--card-padding);
  margin-bottom: var(--gap-lg);
}

.policy-toc a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-soft);
  font-size: var(--fs-small);
}

.policy-toc a:last-child { border-bottom: none; }
.policy-toc a:hover { color: var(--color-primary); }

.policy-note {
  padding: 16px 20px;
  background: rgba(13,148,136,.06);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 1.5rem;
  color: var(--color-text-soft);
  font-size: var(--fs-small);
}

.policy-warning {
  padding: 16px 20px;
  background: rgba(245,158,11,.06);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 1.5rem;
}

/* Auth Layout */
.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-xl);
  align-items: start;
}

.auth-form-card {
  background: var(--color-card);
  border: 1px solid rgba(13,148,136,.2);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 3vw, 3rem);
  box-shadow: var(--shadow-card);
}

/* ============================================================
   Table
   ============================================================ */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}

.table-wrap th,
.table-wrap td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.table-wrap th {
  background: rgba(255,255,255,.04);
  color: #fff;
  font-weight: 700;
}

.table-wrap td { color: var(--color-text-soft); }

/* ============================================================
   Utility
   ============================================================ */
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.gap-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ============================================================
   Page-Specific Classes
   ============================================================ */

/* Homepage */
.page-home .home-trust-strip {
  padding: var(--section-y-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

/* About Page */
.page-about .about-story { position: relative; }
.page-about .about-data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap-md); }

/* Contact / Help */
.contact-card {
  padding: var(--card-padding);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}

/* ============================================================
   Responsive — Tablet
   ============================================================ */
@media (max-width: 1180px) {
  .site-header .header-inner {
    width: 100%;
    max-width: none;
    padding-left: clamp(8px, 2.4vw, 14px);
    padding-right: clamp(8px, 2.4vw, 14px);
    justify-content: flex-start;
    gap: clamp(6px, 1.8vw, 10px);
  }

  .brand-wrap {
    flex: 0 1 auto;
    margin-right: 0;
  }

  .primary-nav { display: none; }

  .header-actions {
    margin-left: auto;
    justify-content: flex-end;
  }

  .nav-toggle {
    display: inline-flex;
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    margin-left: 2px;
  }

  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2-1 { grid-template-columns: 1fr; }
  .grid-1-1 { grid-template-columns: 1fr; }
  .auth-layout { grid-template-columns: 1fr; }
  .visual-gallery { grid-template-columns: 1fr; }
  .visual-gallery-main img { min-height: 360px; }
  .visual-gallery-stack { grid-template-columns: repeat(2, 1fr); grid-template-rows: none; }
  .visual-gallery-side img { min-height: 220px; }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--gap-lg);
  }
}

/* ============================================================
   Responsive — Mobile
   ============================================================ */
@media (max-width: 768px) {
  .grid-4 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .visual-gallery-stack { grid-template-columns: 1fr; }
  .visual-gallery-main img,
  .visual-gallery-side img { min-height: auto; }

  .footer-grid { grid-template-columns: 1fr; }
  .about-data-grid { grid-template-columns: repeat(2, 1fr) !important; }

  .hero-home { padding-top: clamp(4rem, 6vw, 5rem); }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 414px) {
  body { font-size: 1rem; }

  .card { padding: clamp(1rem, 3vw, 1.5rem); }

  .btn-lg { padding: 14px 24px; }

  .stat-box { padding: 12px; }

  h1 { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  h2 { font-size: clamp(1.3rem, 5vw, 1.8rem); }
}

@media (max-width: 375px) {
  .site-header .header-inner {
    padding-left: 8px;
    padding-right: 8px;
    gap: 6px;
  }

  .site-logo {
    max-width: 104px;
  }

  .nav-toggle {
    flex-basis: 38px;
    width: 38px;
    height: 38px;
  }

  .about-data-grid { grid-template-columns: 1fr !important; }
}

/* ============================================================
   Third-party Degradation
   ============================================================ */
/* AOS fallback: if AOS fails, content must remain visible */
[data-aos] {
  opacity: 1 !important;
  transform: none !important;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-button);
  z-index: 900;
  transition: opacity var(--motion-fast);
}

.back-to-top.visible { display: inline-flex; }