/* ========================================
   Emerald Trust Gaming UI — Design System
   kk-bd.one
   ======================================== */

:root {
  --color-primary: #14b8a6;
  --color-primary-dark: #0f766e;
  --color-primary-soft: rgba(20,184,166,.14);
  --color-secondary: #a7f3d0;
  --color-accent: #fbbf24;
  --color-bg: #0f172a;
  --color-bg-soft: #111827;
  --color-surface: rgba(255,255,255,.08);
  --color-surface-strong: rgba(255,255,255,.14);
  --color-card: rgba(255,255,255,.07);
  --color-card-alt: rgba(20,184,166,.08);
  --color-border: rgba(167,243,208,.18);
  --color-border-strong: rgba(167,243,208,.32);
  --color-text: #e5f7f4;
  --color-text-soft: #cbd5e1;
  --color-text-muted: #9fb0c7;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-footer-bg: rgba(15,23,42,.7);
  --color-footer-text: #94a3b8;
  --gradient-hero: linear-gradient(135deg, rgba(20,184,166,.16), rgba(15,23,42,.9));
  --gradient-button: linear-gradient(135deg, #14b8a6, #0f766e);
  --gradient-button-hover: linear-gradient(135deg, #0ea5a0, #115e59);
  --gradient-card-border: linear-gradient(135deg, rgba(167,243,208,.28), rgba(20,184,166,.12));
  --shadow-header: 0 2px 20px rgba(0,0,0,.35);
  --shadow-card: 0 4px 24px rgba(0,0,0,.18);
  --shadow-card-hover: 0 8px 32px rgba(20,184,166,.2);
  --shadow-button: 0 4px 16px rgba(20,184,166,.25);
  --shadow-soft: 0 2px 12px rgba(0,0,0,.12);
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;
  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Noto Sans Bengali", sans-serif;
  --fs-h1: clamp(1.8rem, 4.5vw, 3.2rem);
  --fs-h2: clamp(1.4rem, 3vw, 2.2rem);
  --fs-h3: clamp(1.1rem, 2vw, 1.5rem);
  --fs-body: clamp(0.95rem, 1.1vw, 1.05rem);
  --fs-small: 0.88rem;
  --fs-nav: clamp(13px, .84vw, 15px);
  --lh-body: 1.8;
  --lh-heading: 1.3;
  --container-max: 1200px;
  --section-y: clamp(48px, 6vw, 80px);
  --header-h: 72px;
  --mobile-header-h: 64px;
  --motion-normal: .3s;
  --ease-out: cubic-bezier(.25,.46,.45,.94);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-base);
  background: radial-gradient(ellipse at top left, rgba(20,184,166,.12), transparent 40%),
              radial-gradient(ellipse at bottom right, rgba(167,243,208,.06), transparent 50%),
              var(--color-bg);
  color: var(--color-text);
  line-height: var(--lh-body);
  font-size: var(--fs-body);
  overflow-x: hidden;
  min-height: 100vh;
}
a { color: var(--color-secondary); text-decoration: none; transition: color var(--motion-normal) var(--ease-out); }
a:hover { color: var(--color-primary); }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4, h5 { color: #f8fffe; line-height: var(--lh-heading); font-weight: 700; }
h1 { font-size: var(--fs-h1); letter-spacing: -.02em; }
h2 { font-size: var(--fs-h2); margin-bottom: 18px; }
h3 { font-size: var(--fs-h3); margin-bottom: 12px; }
p { margin-bottom: 16px; color: var(--color-text-soft); }
ul { list-style: none; padding: 0; }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ========== Container ========== */
.container {
  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;
  background: rgba(15,23,42,.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-header);
  transition: box-shadow var(--motion-normal);
}
.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: 9px clamp(5px, .55vw, 10px);
  font-size: var(--fs-nav);
  line-height: 1;
  white-space: nowrap;
  color: rgba(232,255,251,.88);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--motion-normal) var(--ease-out);
  text-decoration: none;
}
.primary-nav a:hover,
.primary-nav a.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, .6vw, 10px);
  white-space: nowrap;
}
.nav-toggle {
  display: none;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-secondary);
  border-radius: 2px;
  transition: all var(--motion-normal);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 12px;
  right: 12px;
  background: rgba(15,23,42,.96);
  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;
  z-index: 999;
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
}
.mobile-menu.is-open { display: block; }
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mobile-nav a {
  display: block;
  padding: 14px 16px;
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--motion-normal);
  text-decoration: none;
}
.mobile-nav a:hover,
.mobile-nav a.active { background: var(--color-primary-soft); color: var(--color-secondary); }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: var(--fs-body);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--motion-normal) var(--ease-out);
  white-space: nowrap;
  min-height: 44px;
}
.btn-primary-cta {
  background: var(--gradient-button);
  color: #fff;
  box-shadow: var(--shadow-button);
}
.btn-primary-cta:hover {
  background: var(--gradient-button-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(20,184,166,.35);
}
.btn-secondary-cta {
  background: rgba(167,243,208,.1);
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
}
.btn-secondary-cta:hover {
  background: rgba(167,243,208,.18);
  color: #fff;
}

/* ========== SECTIONS ========== */
.section-pad { padding: var(--section-y) 0; }
.section-header { text-align: center; max-width: 800px; margin: 0 auto 36px; }
.section-header p { color: var(--color-text-soft); }

/* ========== GLASS CARD ========== */
.glass-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

/* ========== HOME HERO ========== */
.home-hero {
  padding: clamp(100px, 12vw, 140px) 0 clamp(48px, 6vw, 72px);
  position: relative;
}
.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(20,184,166,.14), transparent 60%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 36px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary-soft);
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.hero-content h1 { margin-bottom: 20px; font-weight: 800; }
.hero-content p { font-size: clamp(1rem, 1.2vw, 1.1rem); margin-bottom: 16px; }
.hero-cta-group { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }
.hero-visual-panel { padding: 20px; }
.hero-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}
.stat-card strong {
  display: block;
  font-size: 1.5rem;
  color: var(--color-secondary);
  margin-bottom: 4px;
}
.stat-card span { font-size: .85rem; color: var(--color-text-muted); }

/* ========== BANNER FRAME ========== */
.banner-frame, .img-frame {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 12px;
  margin: 24px 0;
  overflow: hidden;
}
.banner-frame img, .img-frame img {
  border-radius: var(--radius-md);
  width: 100%;
  height: auto;
}

/* ========== CONTENT SPLITS ========== */
.content-split {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 32px;
  align-items: start;
}
.two-col-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.content-main, .content-side, .col-content {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 32px);
}

/* ========== QUICK LINKS ========== */
.quick-links-card h3 { margin-bottom: 16px; }
.quick-links-card ul li {
  margin-bottom: 10px;
  padding-left: 20px;
  position: relative;
}
.quick-links-card ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* ========== FEATURE GRID ========== */
.feature-grid-8 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--motion-normal) var(--ease-out);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-border-strong);
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(20,184,166,.2), rgba(167,243,208,.1));
  color: var(--color-secondary);
  font-size: 1.3rem;
  margin-bottom: 14px;
  border: 1px solid var(--color-border);
}

/* ========== STEP GRID ========== */
.step-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.step-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
}
.step-card h3 { font-size: 1rem; color: var(--color-secondary); margin-bottom: 8px; }

/* ========== PLAN GRID ========== */
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 28px; }
.plan-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.plan-card.featured {
  border-color: rgba(20,184,166,.4);
  background: rgba(20,184,166,.08);
  transform: translateY(-6px);
  box-shadow: 0 8px 30px rgba(20,184,166,.2);
}
.plan-label {
  display: inline-block;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-secondary);
  margin-bottom: 12px;
}
.plan-card ul { margin: 16px 0; }
.plan-card ul li {
  padding: 8px 0 8px 24px;
  position: relative;
  color: var(--color-text-soft);
}
.plan-card ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}
.plan-card .btn { margin-top: auto; text-align: center; }

/* ========== COMPARISON TABLE ========== */
.comparison-table-wrap {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  overflow-x: auto;
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  color: var(--color-text-soft);
}
.comparison-table th, .comparison-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.comparison-table th { color: var(--color-text); font-weight: 600; }

/* ========== REVIEW GRID ========== */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.review-stars { color: var(--color-accent); letter-spacing: 2px; margin-bottom: 12px; font-size: 1.1rem; }
.review-card h3 { font-size: 1rem; margin-bottom: 2px; }
.review-card span { font-size: .85rem; color: var(--color-text-muted); }

/* ========== FAQ ========== */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  gap: 12px;
  font-family: var(--font-base);
}
.faq-question i {
  flex-shrink: 0;
  transition: transform var(--motion-normal);
  color: var(--color-primary);
}
.faq-question[aria-expanded="true"] i { transform: rotate(180deg); }
.faq-question:hover { background: var(--color-primary-soft); }
.faq-answer {
  display: none;
  padding: 0 20px 18px;
}
.faq-answer.is-open { display: block; }
.faq-answer p { margin-bottom: 0; }

/* ========== CLOSING CARD ========== */
.closing-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 40px);
}

/* ========== BREADCRUMB ========== */
.breadcrumb-nav { padding: 16px 0 8px; }
.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: .88rem;
}
.breadcrumb-item { color: var(--color-text-muted); }
.breadcrumb-item + .breadcrumb-item::before { content: "/"; margin-right: 8px; color: var(--color-text-muted); }
.breadcrumb-item a { color: var(--color-text-soft); }
.breadcrumb-item.active { color: var(--color-secondary); }

/* ========== INNER PAGE HERO ========== */
.inner-hero {
  padding: clamp(96px, 10vw, 120px) 0 clamp(36px, 4vw, 56px);
  position: relative;
}
.inner-hero h1 { margin-bottom: 16px; }
.inner-hero .lead { font-size: clamp(.95rem, 1.1vw, 1.08rem); max-width: 780px; }

/* ========== INNER CONTENT SECTIONS ========== */
.inner-content {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 36px);
  margin-bottom: 24px;
}
.inner-content h2 { margin-bottom: 16px; }
.inner-content h3 { margin-top: 24px; }
.badge-soft {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-soft);
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 14px;
}
.inner-grid-2 {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 24px;
  align-items: start;
}
.side-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.info-list { margin: 16px 0; }
.info-list li {
  padding: 10px 0 10px 22px;
  position: relative;
  color: var(--color-text-soft);
  border-bottom: 1px solid rgba(167,243,208,.08);
}
.info-list li::before { content: "•"; position: absolute; left: 0; color: var(--color-primary); font-weight: bold; }
.warning-box {
  background: rgba(245,158,11,.08);
  border: 1px solid rgba(245,158,11,.25);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin: 20px 0;
}
.warning-box p { color: var(--color-accent); margin-bottom: 0; }
.tip-box {
  background: rgba(20,184,166,.08);
  border: 1px solid rgba(20,184,166,.25);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin: 20px 0;
}
.cta-bar {
  background: var(--gradient-hero);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 36px);
  text-align: center;
  margin: 32px 0;
}
.cta-bar p { max-width: 600px; margin: 0 auto 16px; }

/* ========== AUTH PAGES ========== */
.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.auth-form-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 36px);
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--color-text);
  font-size: .9rem;
}
.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-surface);
  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-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(20,184,166,.15);
}
.form-input::placeholder { color: var(--color-text-muted); }
.auth-trust-card, .auth-info-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.trust-step {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(167,243,208,.08);
}
.trust-step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

/* ========== POLICY PAGES ========== */
.policy-layout { max-width: 860px; margin: 0 auto; }
.policy-toc {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 28px;
}
.policy-toc h3 { margin-bottom: 12px; }
.policy-toc ol {
  padding-left: 20px;
  color: var(--color-text-soft);
}
.policy-toc ol li { margin-bottom: 6px; }
.policy-toc ol li a { color: var(--color-secondary); }
.policy-body {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 36px);
}
.policy-note {
  background: rgba(20,184,166,.06);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 14px 18px;
  margin: 20px 0;
}
.policy-updated {
  display: inline-block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 6px 16px;
  font-size: .85rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

/* ========== ABOUT PAGE ========== */
.about-data-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 24px 0;
}
.about-data-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}
.about-data-card strong { display: block; font-size: 1.4rem; color: var(--color-secondary); }

/* ========== FAQ PAGE ========== */
.faq-groups { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.faq-group-title {
  background: var(--color-primary-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin-bottom: 12px;
  font-weight: 700;
  color: var(--color-secondary);
}

/* ========== FOOTER ========== */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-footer-bg);
  backdrop-filter: blur(10px);
  padding-top: 56px;
}
.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 24px);
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 40px;
  align-items: start;
}
.footer-brand img { margin-bottom: 14px; height: 42px; width: auto; }
.footer-desc { color: var(--color-footer-text); font-size: .9rem; margin-bottom: 10px; }
.footer-email { color: var(--color-text-soft); font-size: .88rem; }
.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col-title { font-size: .9rem; font-weight: 700; color: var(--color-text); margin-bottom: 6px; }
.footer-col a {
  color: var(--color-footer-text);
  font-size: .88rem;
  text-decoration: none;
  transition: color var(--motion-normal);
}
.footer-col a:hover { color: var(--color-secondary); }
.footer-bottom {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 20px clamp(16px, 3vw, 24px);
  margin-top: 36px;
  border-top: 1px solid var(--color-border);
}
.footer-bottom p { color: var(--color-text-muted); font-size: .82rem; margin: 0; }

/* ========== 404 ========== */
.page-404 { text-align: center; padding: 160px 20px 80px; }
.page-404 h1 { font-size: 6rem; color: var(--color-primary); margin-bottom: 12px; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1180px) {
  .primary-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-inner {
    padding-left: clamp(8px, 2.4vw, 14px);
    padding-right: clamp(8px, 2.4vw, 14px);
    min-height: var(--mobile-header-h);
  }
  .brand-wrap { margin-right: 0; }
  .site-logo {
    height: clamp(30px, 8vw, 40px);
    max-width: clamp(104px, 27vw, 138px);
  }
  .header-actions { margin-left: auto; }
}
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual-panel { order: -1; }
  .content-split { grid-template-columns: 1fr; }
  .two-col-content { grid-template-columns: 1fr; }
  .inner-grid-2 { grid-template-columns: 1fr; }
  .auth-layout { grid-template-columns: 1fr; }
  .feature-grid-8 { grid-template-columns: repeat(2, 1fr); }
  .plan-grid { grid-template-columns: 1fr; }
  .plan-card.featured { transform: none; }
  .review-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-groups { grid-template-columns: 1fr; }
  .about-data-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .feature-grid-8 { grid-template-columns: 1fr; }
  .step-grid { grid-template-columns: 1fr; }
  .hero-stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .footer-links-grid { grid-template-columns: 1fr; }
  .about-data-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 414px) {
  body { font-size: .93rem; }
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  .hero-cta-group { flex-direction: column; }
  .hero-cta-group .btn { width: 100%; }
  .comparison-table-wrap { padding: 12px; }
}
@media (max-width: 375px) {
  .header-inner { padding-left: 8px; padding-right: 8px; gap: 6px; }
  .site-logo { max-width: 104px; }
  .nav-toggle { flex-basis: 40px; width: 40px; height: 40px; }
  .stat-card { padding: 14px 10px; }
  .stat-card strong { font-size: 1.2rem; }
}