/* ============================================
   KG-99.MY Design System - Emerald Trust Gaming UI
   ============================================ */
:root {
  --color-primary: #0d9488;
  --color-primary-dark: #0f766e;
  --color-primary-soft: rgba(13, 148, 136, 0.12);
  --color-secondary: #a7f3d0;
  --color-accent: #14b8a6;
  --color-bg: #0f172a;
  --color-bg-soft: #1e293b;
  --color-bg-alt: rgba(15, 23, 42, 0.6);
  --color-surface: rgba(255, 255, 255, 0.08);
  --color-surface-strong: rgba(255, 255, 255, 0.14);
  --color-card: rgba(255, 255, 255, 0.06);
  --color-card-hover: rgba(255, 255, 255, 0.12);
  --color-border: rgba(167, 243, 208, 0.18);
  --color-border-strong: rgba(167, 243, 208, 0.35);
  --color-text: #ecfeff;
  --color-text-soft: #cbd5e1;
  --color-text-muted: #94a3b8;
  --color-footer-bg: rgba(15, 23, 42, 0.85);
  --color-footer-text: #94a3b8;
  --gradient-hero: linear-gradient(135deg, rgba(13,148,136,0.2) 0%, rgba(15,23,42,0.95) 60%);
  --gradient-button: linear-gradient(135deg, #0d9488, #0ea5a0);
  --gradient-button-hover: linear-gradient(135deg, #0ea5a0, #0d9488);
  --shadow-card: 0 8px 32px rgba(13, 148, 136, 0.12);
  --shadow-card-hover: 0 16px 48px rgba(13, 148, 136, 0.2);
  --shadow-header: 0 2px 20px rgba(0, 0, 0, 0.3);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;
  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-h1: clamp(1.8rem, 3.5vw, 3.2rem);
  --fs-h2: clamp(1.4rem, 2.5vw, 2.2rem);
  --fs-h3: clamp(1.1rem, 1.8vw, 1.4rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-nav: clamp(13px, 0.84vw, 15px);
  --lh-body: 1.75;
  --lh-heading: 1.25;
  --container-max: 1200px;
  --section-y: clamp(48px, 6vw, 80px);
  --header-h: 72px;
  --mobile-header-h: 64px;
  --motion-normal: 0.3s;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: radial-gradient(circle at top right, rgba(13,148,136,0.15), transparent 30%),
              radial-gradient(circle at left center, rgba(167,243,208,0.08), transparent 35%),
              linear-gradient(180deg, #0f172a 0%, #111c31 100%);
  background-attachment: fixed;
  line-height: var(--lh-body);
  font-size: var(--fs-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-secondary); text-decoration: none; transition: color var(--motion-normal) var(--ease-out); }
a:hover { color: #fff; }

.container-main {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 24px);
}

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background: rgba(15, 23, 42, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  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, 0.8vw, 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, 0.6vw, 12px);
  white-space: nowrap;
  overflow: visible;
}

.primary-nav .nav-link {
  flex: 0 1 auto;
  min-width: 0;
  padding: 8px clamp(5px, 0.55vw, 10px);
  font-size: var(--fs-nav);
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--motion-normal) var(--ease-out);
}

.primary-nav .nav-link:hover,
.primary-nav .nav-link:focus { color: var(--color-secondary); background: var(--color-primary-soft); }
.primary-nav .nav-link.active { color: var(--color-secondary); background: var(--color-primary-soft); }

.header-actions {
  flex: 0 0 auto;
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(6px, 0.6vw, 10px);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--motion-normal);
}
.nav-toggle:hover { background: var(--color-surface-strong); }
.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--motion-normal);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 12px;
  right: 12px;
  z-index: 999;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  max-height: calc(100vh - var(--header-h) - 24px);
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.mobile-menu.is-open { display: block; }
.mobile-menu-inner { display: flex; flex-direction: column; gap: 2px; }
.mobile-link {
  display: block;
  padding: 14px 16px;
  color: var(--color-text);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  transition: background var(--motion-normal);
}
.mobile-link:hover { background: var(--color-surface); color: var(--color-secondary); }

@media (max-width: 1180px) {
  .primary-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-inner {
    width: 100%;
    max-width: none;
    padding-left: clamp(8px, 2.4vw, 14px);
    padding-right: clamp(8px, 2.4vw, 14px);
    min-height: var(--mobile-header-h);
    justify-content: flex-start;
    gap: clamp(6px, 1.8vw, 10px);
  }
  .brand-wrap { flex: 0 1 auto; margin-right: 0; }
  .site-logo { height: clamp(30px, 8vw, 40px); max-width: clamp(104px, 27vw, 138px); }
  .header-actions { margin-left: auto; }
  .nav-toggle { flex: 0 0 42px; }
}

@media (max-width: 375px) {
  .header-inner { padding-left: 8px; padding-right: 8px; gap: 6px; }
  .site-logo { max-width: 104px; }
  .nav-toggle { flex-basis: 38px; width: 38px; height: 38px; }
}

/* ===== HERO ===== */
.home-hero {
  padding: clamp(100px, 12vw, 140px) 0 var(--section-y);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
}
.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--color-primary-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 16px;
}
.hero-content h1 {
  font-size: var(--fs-h1);
  font-weight: 800;
  line-height: var(--lh-heading);
  color: #fff;
  margin: 0 0 16px;
}
.hero-lead {
  color: var(--color-text-soft);
  font-size: 1.05rem;
  line-height: 1.8;
  margin: 0 0 24px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-card {
  background: var(--color-surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.trust-card h2 { font-size: var(--fs-h3); font-weight: 800; color: #fff; margin: 0 0 16px; }

.check-list { list-style: none; padding: 0; margin: 0 0 16px; }
.check-list li {
  padding: 8px 0 8px 28px;
  position: relative;
  color: var(--color-text-soft);
  font-size: 0.95rem;
}
.check-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background: var(--gradient-button);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(13,148,136,0.3);
  transition: all var(--motion-normal) var(--ease-out);
  min-height: 44px;
}
.btn-primary:hover {
  background: var(--gradient-button-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(13,148,136,0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background: transparent;
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-pill);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--motion-normal) var(--ease-out);
  min-height: 44px;
}
.btn-secondary:hover { background: rgba(167,243,208,0.1); color: #fff; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  padding: 12px 28px;
  color: var(--color-text-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--motion-normal);
  min-height: 44px;
}
.btn-outline:hover { background: var(--color-surface); color: #fff; }
.btn-full { width: 100%; justify-content: center; }

/* ===== SECTIONS ===== */
.content-section { padding: var(--section-y) 0; }
.bg-alt { background: var(--color-bg-alt); }
.section-header { text-align: center; margin-bottom: 40px; }
.section-header h2 { font-size: var(--fs-h2); font-weight: 800; color: #fff; margin: 0 0 12px; }
.section-header p { color: var(--color-text-soft); max-width: 800px; margin: 0 auto; }
.image-break { padding: 24px 0; }
.showcase-image, .content-image {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

/* Split Layout */
.split-layout { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 36px; align-items: start; }
.split-layout.reverse { grid-template-columns: 0.95fr 1.05fr; }
.split-main h2, .full-content h2, .explain-panel h2, .comparison-panel h2 {
  font-size: var(--fs-h2);
  font-weight: 800;
  color: #fff;
  margin: 0 0 16px;
}
.split-main h3, .full-content h3 { font-size: var(--fs-h3); font-weight: 700; color: #fff; margin: 28px 0 12px; }
.split-main p, .full-content p, .explain-panel p, .comparison-panel p {
  color: var(--color-text-soft);
  margin: 0 0 16px;
  line-height: 1.85;
}
.full-content { max-width: 860px; margin: 0 auto; }
.full-content a { color: var(--color-secondary); }

.info-panel, .map-panel, .highlight-card, .value-card {
  background: var(--color-surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.info-panel h2, .map-panel h2, .highlight-card h2, .value-card h2 {
  font-size: var(--fs-h3);
  font-weight: 800;
  color: #fff;
  margin: 0 0 12px;
}
.info-panel p, .map-panel p { color: var(--color-text-soft); margin: 0 0 12px; }
.info-panel a { color: var(--color-secondary); }

/* Dual Layout */
.dual-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: stretch; }
.comparison-panel, .explain-panel {
  background: var(--color-surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  height: 100%;
}

/* Feature Grid */
.feature-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all var(--motion-normal) var(--ease-out);
}
.feature-card:hover { background: var(--color-card-hover); transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.feature-num {
  width: 48px; height: 48px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(13,148,136,0.2), rgba(167,243,208,0.15));
  color: var(--color-secondary);
  font-size: 1rem; font-weight: 800;
  border: 1px solid var(--color-border);
  margin-bottom: 14px;
}
.feature-card h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin: 0 0 8px; }
.feature-card p { color: var(--color-text-soft); font-size: 0.92rem; margin: 0; }

/* Tier Cards */
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tier-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex; flex-direction: column;
}
.tier-featured { background: var(--color-surface-strong); border-color: var(--color-accent); }
.tier-badge {
  display: inline-block;
  padding: 4px 14px;
  background: var(--color-primary-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-secondary);
  align-self: flex-start;
}
.tier-card h3 { font-size: 1.3rem; font-weight: 800; color: #fff; margin: 14px 0 8px; }
.tier-card p { color: var(--color-text-soft); margin: 0 0 14px; }
.tier-card ul { list-style: none; padding: 0; margin: 0 0 20px; flex: 1; }
.tier-card ul li { padding: 8px 0; color: var(--color-text-soft); border-bottom: 1px dashed var(--color-border); font-size: 0.92rem; }

/* Table */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--color-border); }
.data-table th { color: var(--color-secondary); font-weight: 700; font-size: 0.9rem; }
.data-table td { color: var(--color-text-soft); font-size: 0.92rem; }

/* City tags */
.city-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.city-tag {
  padding: 6px 14px;
  background: var(--color-primary-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--fs-small);
  color: var(--color-secondary);
  font-weight: 600;
}

/* FAQ */
.faq-grid { display: grid; grid-template-columns: 1fr; gap: 12px; max-width: 860px; margin: 0 auto; }
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-toggle {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  text-align: left;
  gap: 12px;
  font-family: var(--font-base);
}
.faq-toggle:hover { background: var(--color-surface); }
.faq-icon { font-size: 1.3rem; color: var(--color-accent); flex-shrink: 0; transition: transform var(--motion-normal); }
.faq-answer { display: none; padding: 0 22px 18px; }
.faq-answer p { color: var(--color-text-soft); margin: 0; line-height: 1.8; }
.faq-item.is-open .faq-answer { display: block; }
.faq-item.is-open .faq-icon { transform: rotate(45deg); }

/* Final CTA */
.final-cta-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(32px, 5vw, 56px);
  text-align: center;
}
.final-cta-panel h2 { font-size: var(--fs-h2); font-weight: 800; color: #fff; margin: 0 0 16px; }
.final-cta-panel p { color: var(--color-text-soft); max-width: 820px; margin: 0 auto 16px; line-height: 1.85; }
.final-cta-panel a { color: var(--color-secondary); }
.cta-actions { display: flex; justify-content: center; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

/* ===== INNER PAGES ===== */
.breadcrumb-bar { padding: 90px 0 0; }
.breadcrumb-list { display: flex; align-items: center; gap: 8px; list-style: none; padding: 0; margin: 0; font-size: var(--fs-small); }
.breadcrumb-list li { color: var(--color-text-muted); }
.breadcrumb-list li a { color: var(--color-text-soft); }
.breadcrumb-list li + li::before { content: ">"; margin-right: 8px; color: var(--color-text-muted); }

.inner-hero { padding: 24px 0 var(--section-y); }
.inner-hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 32px; align-items: start; }
.inner-hero-content h1 { font-size: clamp(1.6rem, 3vw, 2.6rem); font-weight: 800; color: #fff; margin: 0 0 14px; line-height: var(--lh-heading); }

/* Auth pages */
.auth-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 36px; align-items: start; padding-top: 24px; }
.auth-grid-login { grid-template-columns: 0.9fr 1.1fr; }
.form-card {
  background: var(--color-surface-strong);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.login-form-card { background: linear-gradient(135deg, rgba(13,148,136,0.12), rgba(15,23,42,0.9)); }
.form-card h2 { font-size: 1.3rem; font-weight: 800; color: #fff; margin: 0 0 20px; }
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: var(--fs-small); font-weight: 600; color: var(--color-text-soft); }
.form-group input, .form-group select {
  padding: 12px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 1rem;
  font-family: var(--font-base);
  transition: border-color var(--motion-normal);
}
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(13,148,136,0.2); }
.form-note { font-size: var(--fs-small); color: var(--color-text-muted); margin: 0; }
.form-note a { color: var(--color-secondary); }

.trust-indicators { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 24px; }
.trust-item {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--color-text-soft);
}
.trust-icon { color: var(--color-accent); font-weight: 700; }

/* Steps */
.step-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 24px 0; }
.step-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
}
.step-num {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--gradient-button);
  color: #fff; font-weight: 800; font-size: 0.9rem;
  margin-bottom: 12px;
}
.step-item h3 { font-size: 1rem; font-weight: 700; color: #fff; margin: 0 0 8px; }
.step-item p { color: var(--color-text-soft); font-size: 0.9rem; margin: 0; }

/* Policy pages */
.policy-opening { padding: 100px 0 var(--section-y); }
.policy-header h1 { font-size: var(--fs-h1); font-weight: 800; color: #fff; margin: 0 0 8px; }
.policy-updated { font-size: var(--fs-small); color: var(--color-text-muted); margin: 0 0 16px; }
.policy-intro { color: var(--color-text-soft); max-width: 820px; line-height: 1.85; }
.policy-layout { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.policy-body h2 { font-size: var(--fs-h2); font-weight: 800; color: #fff; margin: 32px 0 12px; }
.policy-body h2:first-child { margin-top: 0; }
.policy-body p { color: var(--color-text-soft); line-height: 1.85; margin: 0 0 14px; }
.policy-body a { color: var(--color-secondary); }
.policy-toc, .policy-contact {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  position: sticky;
  top: calc(var(--header-h) + 16px);
  margin-bottom: 20px;
}
.policy-toc h3, .policy-contact h3 { font-size: 1rem; font-weight: 700; color: #fff; margin: 0 0 12px; }
.policy-toc ul { list-style: none; padding: 0; margin: 0; }
.policy-toc ul li { padding: 6px 0; }
.policy-toc ul li a { color: var(--color-text-soft); font-size: var(--fs-small); }
.policy-contact p { color: var(--color-text-soft); font-size: var(--fs-small); margin: 0 0 12px; }

/* FAQ page */
.faq-opening { padding: 100px 0 var(--section-y); }
.faq-hero-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 32px; align-items: start; }
.faq-hero-content h1 { font-size: clamp(1.6rem, 3vw, 2.6rem); font-weight: 800; color: #fff; margin: 0 0 14px; }
.faq-summary-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.faq-summary-card h2 { font-size: var(--fs-h3); font-weight: 800; color: #fff; margin: 0 0 14px; }
.faq-summary-card ul { list-style: disc; padding-left: 20px; margin: 0; color: var(--color-text-soft); }
.faq-summary-card li { padding: 4px 0; }

/* About page */
.about-opening { padding: 100px 0 var(--section-y); }
.about-intro-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 32px; align-items: start; }
.about-intro-content h1 { font-size: clamp(1.6rem, 3vw, 2.6rem); font-weight: 800; color: #fff; margin: 0 0 14px; }
.about-story h2 { margin-top: 36px; }
.about-story h2:first-child { margin-top: 0; }

/* Register/Login pages */
.register-opening, .login-opening { padding: 100px 0 var(--section-y); }

/* Related grid */
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 24px; }
.related-card {
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-secondary);
  font-weight: 700;
  text-align: center;
  transition: all var(--motion-normal);
}
.related-card:hover { background: var(--color-card-hover); transform: translateY(-2px); color: #fff; }

/* Error page */
.error-section { padding: 140px 0 var(--section-y); text-align: center; }
.error-content h1 { font-size: var(--fs-h1); font-weight: 800; color: #fff; margin: 0 0 16px; }
.error-content p { color: var(--color-text-soft); margin: 0 0 28px; max-width: 600px; margin-left: auto; margin-right: auto; }

/* ===== FOOTER ===== */
.site-footer {
  margin-top: var(--section-y);
  padding: clamp(40px, 5vw, 64px) 0 32px;
  background: var(--color-footer-bg);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-border);
}
.footer-inner { max-width: var(--container-max); margin: 0 auto; padding: 0 clamp(16px, 3vw, 24px); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand img { margin-bottom: 16px; }
.footer-desc { color: var(--color-footer-text); font-size: var(--fs-small); line-height: 1.7; margin: 0 0 12px; }
.footer-email { color: var(--color-text-muted); font-size: var(--fs-small); }
.footer-col h4 { color: #fff; font-size: 0.95rem; font-weight: 700; margin: 0 0 16px; }
.footer-col a { display: block; color: var(--color-footer-text); font-size: var(--fs-small); padding: 5px 0; transition: color var(--motion-normal); }
.footer-col a:hover { color: var(--color-secondary); }
.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  text-align: center;
}
.footer-bottom p { color: var(--color-text-muted); font-size: var(--fs-small); margin: 0; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-grid, .inner-hero-grid, .auth-grid, .auth-grid-login, .about-intro-grid, .faq-hero-grid { grid-template-columns: 1fr; }
  .split-layout, .split-layout.reverse, .dual-layout { grid-template-columns: 1fr; }
  .feature-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .tier-grid { grid-template-columns: 1fr; }
  .step-flow { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .policy-layout { grid-template-columns: 1fr; }
  .policy-toc, .policy-contact { position: static; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .feature-grid-4 { grid-template-columns: 1fr; }
  .step-flow { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .trust-indicators { grid-template-columns: 1fr; }
}

@media (max-width: 414px) {
  .home-hero { padding-top: 90px; }
}

/* ===== FOCUS & ACCESSIBILITY ===== */
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* AOS fallback */
[data-aos] { opacity: 1 !important; transform: none !important; }