/* 662bet Design System - Emerald Trust Gaming UI */
:root {
  --color-primary: #22c55e;
  --color-primary-dark: #16a34a;
  --color-primary-soft: rgba(34,197,94,.12);
  --color-secondary: #b9773d;
  --color-accent: #92400e;
  --color-bg: #022c22;
  --color-bg-soft: #0b3b2f;
  --color-surface: #0f3f32;
  --color-surface-strong: #134b3c;
  --color-card: rgba(15,63,50,.92);
  --color-card-alt: rgba(19,75,60,.85);
  --color-border: rgba(255,255,255,.12);
  --color-border-strong: rgba(255,255,255,.22);
  --color-text: #e8fff1;
  --color-text-soft: #b7d9c5;
  --color-text-muted: #8cbfa5;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-footer-bg: #01261d;
  --color-footer-text: #b7d9c5;
  --gradient-hero: linear-gradient(135deg, rgba(34,197,94,.18), transparent 45%), radial-gradient(circle at top right, rgba(146,64,14,.15), transparent 35%);
  --gradient-button: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  --gradient-card-bg: linear-gradient(180deg, var(--color-surface), var(--color-bg-soft));
  --gradient-cta: linear-gradient(135deg, rgba(34,197,94,.08), rgba(146,64,14,.06));
  --shadow-header: 0 2px 20px rgba(0,0,0,.3);
  --shadow-card: 0 4px 24px rgba(0,0,0,.18);
  --shadow-card-hover: 0 8px 32px rgba(0,0,0,.28);
  --shadow-button: 0 2px 8px rgba(0,0,0,.2);
  --shadow-soft: 0 2px 12px rgba(0,0,0,.1);
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  --radius-card: 14px;
  --radius-image: 12px;
  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-h1: clamp(2rem, 4vw, 3.2rem);
  --fs-h2: clamp(1.5rem, 3vw, 2.2rem);
  --fs-h3: clamp(1.15rem, 2vw, 1.5rem);
  --fs-body: 1.06rem;
  --fs-small: .92rem;
  --fs-nav: clamp(13px, .84vw, 15px);
  --lh-body: 1.78;
  --lh-heading: 1.25;
  --container-max: 1180px;
  --container-narrow: 880px;
  --section-y: clamp(48px, 6vw, 80px);
  --section-y-sm: clamp(32px, 4vw, 56px);
  --gap-sm: 12px;
  --gap-md: 20px;
  --gap-lg: 32px;
  --header-h: 72px;
  --motion-fast: .15s;
  --motion-normal: .3s;
  --ease-out: cubic-bezier(.25,.46,.45,.94);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; padding: 0;
  font-family: var(--font-base);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text);
  background: linear-gradient(180deg, var(--color-bg) 0%, #043529 100%);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-image); }
a { color: var(--color-primary); text-decoration: none; transition: color var(--motion-fast); }
a:hover { color: #34d399; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; border-radius: var(--radius-xs); }

/* Container */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 20px; }
.container.narrow { max-width: var(--container-narrow); }

/* === HEADER === */
.site-header {
  position: sticky; top: 0; z-index: 1000; width: 100%;
  background: rgba(2,44,34,.96);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--motion-normal);
}
.site-header.scrolled { box-shadow: var(--shadow-header); }
.header-inner {
  width: 100%; max-width: var(--container-max);
  margin: 0 auto;
  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); }
.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(6px, .72vw, 14px);
  white-space: nowrap; overflow: visible;
}
.primary-nav a {
  flex: 0 1 auto; min-width: 0;
  padding: 9px clamp(6px, .65vw, 12px);
  font-size: var(--fs-nav); font-weight: 600;
  line-height: 1; white-space: nowrap;
  color: var(--color-text); border-radius: var(--radius-sm);
  transition: color var(--motion-fast), background var(--motion-fast);
}
.primary-nav a:hover, .primary-nav a:focus { color: var(--color-primary); }
.primary-nav a.active { color: var(--color-primary); 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 40px; width: 40px; height: 40px;
  align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  color: var(--color-text); cursor: pointer; padding: 0;
  transition: background var(--motion-fast);
}
.nav-toggle:hover { background: rgba(255,255,255,.08); }
.nav-toggle svg { pointer-events: none; }

/* Mobile Menu */
.mobile-menu {
  display: none; position: fixed; left: 12px; right: 12px; top: 76px;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 14px;
  max-height: calc(100vh - 96px); overflow-y: auto;
  box-shadow: var(--shadow-card); z-index: 999;
}
.mobile-menu.is-open { display: block; }
.mobile-menu-inner { display: flex; flex-direction: column; gap: 0; }
.mobile-menu-inner a {
  display: block; padding: 14px 12px;
  color: var(--color-text); font-weight: 600; font-size: 1rem;
  border-radius: var(--radius-sm);
  transition: background var(--motion-fast);
}
.mobile-menu-inner a:hover { background: rgba(255,255,255,.06); color: var(--color-primary); }

@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);
    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; }
}
@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; }
}

/* === BUTTONS === */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .75rem 1.5rem; font-weight: 700; font-size: .95rem;
  border-radius: var(--radius-md); border: none; cursor: pointer;
  text-decoration: none; white-space: nowrap;
  transition: all var(--motion-fast) var(--ease-out);
  min-height: 44px;
}
.btn-primary {
  background: var(--gradient-button); color: #032516;
  box-shadow: var(--shadow-button);
}
.btn-primary:hover { background: #34d399; transform: translateY(-1px); color: #032516; }
.btn-outline {
  background: transparent; color: #ffe5cc;
  border: 1px solid var(--color-secondary);
}
.btn-outline:hover { background: rgba(146,64,14,.18); color: #fff0df; }
.btn-full { width: 100%; }

/* === SECTIONS === */
.content-section, .home-feature-grid, .home-guide-panel, .home-comparison,
.home-final-cta, .home-faq, .home-trust-strip,
.help-intro, .help-content, .help-steps, .help-warnings, .help-related, .help-faq, .help-summary,
.mobile-intro, .mobile-content, .mobile-troubleshoot, .mobile-tips, .mobile-related, .mobile-faq, .mobile-summary,
.category-intro, .category-content, .category-features, .category-guide, .category-cautions, .category-related, .category-faq, .category-cta,
.about-intro, .about-story, .about-values, .about-data, .about-commitment, .about-related, .about-contact,
.policy-intro, .policy-toc, .policy-body,
.responsible-intro, .responsible-content, .responsible-warnings, .responsible-steps, .responsible-support, .responsible-summary,
.auth-intro, .auth-form-section, .auth-steps, .auth-safety, .auth-faq, .auth-related, .auth-security, .auth-troubleshoot,
.faq-intro, .faq-content, .faq-contact,
.error-section {
  padding: var(--section-y) 0;
}
.alt-bg { background: rgba(15,63,50,.35); }
.section-title { font-size: var(--fs-h2); font-weight: 700; margin-bottom: 1rem; color: #f2fff7; text-align: center; }
.section-lead { color: var(--color-text-soft); font-size: 1.08rem; max-width: 880px; margin: 0 auto 2rem; text-align: center; }
.page-lead { font-size: 1.1rem; color: var(--color-text-soft); line-height: 1.85; margin-bottom: 1.5rem; }

/* Hero */
.home-hero { padding: 6.5rem 0 4rem; background: var(--gradient-hero); }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: center; }
.hero-badge {
  display: inline-block; padding: .4rem .8rem;
  background: rgba(146,64,14,.2); border: 1px solid rgba(185,119,61,.45);
  border-radius: var(--radius-pill); color: #ffe7d1; font-weight: 700; font-size: .86rem;
  margin-bottom: 1rem;
}
.hero-content h1 { font-size: var(--fs-h1); line-height: var(--lh-heading); margin: 0 0 1.2rem; font-weight: 800; }
.hero-lead { color: var(--color-text-soft); font-size: 1.08rem; line-height: 1.85; margin-bottom: 1.5rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* Trust Strip */
.home-trust-strip { padding: var(--section-y-sm) 0; background: var(--color-surface); }
.trust-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; }
.trust-item { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: .95rem; color: var(--color-text-soft); }
.trust-icon { color: var(--color-primary); font-size: 1.2rem; }

/* Content Split */
.content-split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center; }
.content-split.reverse .content-visual { order: -1; }
.content-text h2 { font-size: var(--fs-h2); line-height: var(--lh-heading); margin: 0 0 1rem; }
.content-text h3 { font-size: var(--fs-h3); margin: 1.5rem 0 .75rem; }
.content-text p { color: var(--color-text-soft); margin: 0 0 1rem; }

/* Feature Cards */
.feature-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 2rem; }
.feature-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 1.5rem;
  transition: transform var(--motion-normal), box-shadow var(--motion-normal);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.fc-icon { font-size: 1.9rem; margin-bottom: .75rem; }
.feature-card h3 { font-size: 1.1rem; margin: 0 0 .5rem; color: var(--color-text); }
.feature-card p { color: var(--color-text-soft); font-size: .95rem; margin: 0; }

/* Guide Panel */
.guide-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 2rem; box-shadow: var(--shadow-card);
}
.guide-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: start; }
.guide-text h2 { font-size: var(--fs-h2); margin: 0 0 1rem; }
.guide-text p { color: var(--color-text-soft); margin: 0 0 1rem; }

/* Scenario */
.scenario-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items: start; margin-top: 1.5rem; }
.scenario-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 1.5rem;
}
.scenario-body p { color: var(--color-text-soft); margin: 0 0 1rem; }
.scenario-body p:last-child { margin-bottom: 0; }

/* Comparison Table */
.table-scroll { overflow-x: auto; margin: 1.5rem 0; }
.comparison-table {
  width: 100%; border-collapse: collapse;
  background: transparent; color: var(--color-text);
}
.comparison-table th, .comparison-table td {
  padding: 14px 16px; border: 1px solid var(--color-border);
  text-align: left; font-size: .95rem;
}
.comparison-table th { background: var(--color-surface); font-weight: 700; }
.comparison-table td { color: var(--color-text-soft); }
.comparison-visual { margin-top: 1.5rem; }

/* Two Column Grid */
.two-col-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.col-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 2rem;
}
.col-card.alt-card { background: var(--color-card-alt); }
.col-card h2 { font-size: var(--fs-h2); margin: 0 0 1rem; }
.col-card p { color: var(--color-text-soft); margin: 0 0 1rem; }

/* Steps */
.step-list { display: flex; flex-direction: column; gap: 18px; }
.step-list.vertical { gap: 22px; }
.step-item { display: flex; gap: 14px; align-items: flex-start; }
.step-num {
  flex-shrink: 0; width: 42px; height: 42px; border-radius: 50%;
  background: var(--color-primary); color: #032516;
  font-weight: 800; display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}
.step-item h3 { font-size: 1.05rem; margin: 0 0 .35rem; }
.step-item p { color: var(--color-text-soft); margin: 0; font-size: .95rem; }

/* CTA Card */
.cta-card {
  background: var(--gradient-cta); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 2.5rem; text-align: center;
}
.cta-card h2 { font-size: var(--fs-h2); margin: 0 0 1rem; }
.cta-card p { color: var(--color-text-soft); max-width: 720px; margin: 0 auto 1.5rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); overflow: hidden;
}
.faq-trigger {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  padding: 1.1rem 1.25rem; background: none; border: none;
  color: var(--color-text); font-weight: 600; font-size: 1rem;
  cursor: pointer; text-align: left; gap: 12px;
}
.faq-trigger:hover { color: var(--color-primary); }
.faq-icon { font-size: 1.3rem; flex-shrink: 0; transition: transform var(--motion-normal); }
.faq-trigger[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: none; padding: 0 1.25rem 1.1rem;
  color: var(--color-text-soft); font-size: .95rem;
}
.faq-answer p { margin: 0 0 .75rem; }
.faq-trigger[aria-expanded="true"] + .faq-answer { display: block; }

/* Breadcrumb */
.breadcrumb {
  font-size: .9rem; color: var(--color-text-muted); margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.breadcrumb a { color: var(--color-text-soft); }
.breadcrumb .sep { color: var(--color-text-muted); }
.breadcrumb .current { color: var(--color-primary); }

/* Content with Image */
.content-with-image { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: start; }
.content-with-image.reverse-mobile { grid-template-columns: .9fr 1.1fr; }
.aside-image img { border-radius: var(--radius-image); box-shadow: var(--shadow-card); }
.mid-image { margin: 2rem 0; }
.mid-image img { border-radius: var(--radius-image); box-shadow: var(--shadow-soft); }

/* Warning/Issue Cards */
.warning-cards, .issue-grid, .support-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin: 1.5rem 0; }
.warning-card, .issue-card, .support-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 1.5rem;
}
.warning-card h3, .issue-card h3, .support-card h3 { font-size: 1.05rem; margin: 0 0 .5rem; color: var(--color-text); }
.warning-card p, .issue-card p, .support-card p { color: var(--color-text-soft); margin: 0; font-size: .95rem; }
.warning-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.warning-item { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-card); padding: 1.5rem; }
.warning-item h3 { font-size: 1rem; margin: 0 0 .5rem; }
.warning-item p { color: var(--color-text-soft); margin: 0; font-size: .93rem; }

/* Related Links */
.related-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 1.5rem; }
.related-card {
  display: block; background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 1.5rem;
  transition: transform var(--motion-normal), box-shadow var(--motion-normal);
  color: var(--color-text);
}
.related-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); color: var(--color-text); }
.related-card h3 { font-size: 1.05rem; margin: 0 0 .5rem; color: var(--color-primary); }
.related-card p { color: var(--color-text-soft); margin: 0; font-size: .93rem; }

/* Feature Detail Grid */
.feature-detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin: 1.5rem 0; }
.feature-detail {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 1.5rem;
}
.feature-detail h3 { font-size: 1rem; margin: 0 0 .5rem; }
.feature-detail p { color: var(--color-text-soft); margin: 0; font-size: .93rem; }

/* Tip List */
.tip-list { display: flex; flex-direction: column; gap: 18px; margin: 1rem 0; }
.tip-item h3 { font-size: 1rem; margin: 0 0 .35rem; }
.tip-item p { color: var(--color-text-soft); margin: 0; font-size: .95rem; }

/* Caution List */
.caution-list { display: flex; flex-direction: column; gap: 18px; margin: 1rem 0; }
.caution-item { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-card); padding: 1.5rem; }
.caution-item h3 { font-size: 1rem; margin: 0 0 .5rem; }
.caution-item p { color: var(--color-text-soft); margin: 0; font-size: .95rem; }

/* Value Cards */
.value-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin: 1.5rem 0; }
.value-card { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-card); padding: 1.5rem; }
.value-card h3 { font-size: 1.05rem; margin: 0 0 .5rem; }
.value-card p { color: var(--color-text-soft); margin: 0; font-size: .95rem; }

/* Contact Card */
.contact-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-card); padding: 1.5rem; margin: 1rem 0;
}
.contact-card p { margin: 0 0 .5rem; color: var(--color-text-soft); }

/* Policy */
.policy-header { margin-bottom: 1.5rem; }
.policy-meta { color: var(--color-text-muted); font-size: .9rem; margin-top: .5rem; }
.toc-list { padding-left: 1.5rem; margin: 1rem 0; }
.toc-list li { margin-bottom: .5rem; color: var(--color-text-soft); }
.policy-note {
  background: rgba(34,197,94,.08); border: 1px solid rgba(34,197,94,.2);
  border-radius: var(--radius-md); padding: 1.25rem; margin: 1.5rem 0;
}
.policy-note h3 { font-size: 1rem; margin: 0 0 .5rem; color: var(--color-primary); }
.policy-note p { color: var(--color-text-soft); margin: 0; font-size: .95rem; }

/* Auth / Form */
.auth-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: start; }
.auth-form-card {
  background: var(--color-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 2rem;
}
.auth-form-card h2 { font-size: var(--fs-h2); margin: 0 0 .75rem; }
.auth-trust-card { display: flex; flex-direction: column; gap: 1.5rem; }
.trust-visual img { border-radius: var(--radius-image); }
.benefit-list { list-style: none; padding: 0; margin: .75rem 0; }
.benefit-list li { padding: .5rem 0; color: var(--color-text-soft); padding-left: 1.5rem; position: relative; }
.benefit-list li::before { content: "\2713"; position: absolute; left: 0; color: var(--color-primary); font-weight: 700; }
.security-note {
  background: rgba(146,64,14,.1); border: 1px solid rgba(185,119,61,.3);
  border-radius: var(--radius-md); padding: 1.25rem;
}
.security-note h4 { font-size: .95rem; margin: 0 0 .5rem; color: var(--color-secondary); }
.security-note p { color: var(--color-text-soft); margin: 0; font-size: .93rem; }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: .4rem; font-weight: 600; font-size: .95rem; }
.form-group input {
  width: 100%; padding: .75rem 1rem; background: var(--color-bg-soft);
  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-fast);
}
.form-group input:focus { border-color: var(--color-primary); outline: none; }
.form-group input::placeholder { color: var(--color-text-muted); }
.form-check { display: flex; align-items: flex-start; gap: 8px; margin-bottom: .75rem; }
.form-check input[type="checkbox"] { margin-top: 3px; accent-color: var(--color-primary); }
.form-check label { font-size: .9rem; color: var(--color-text-soft); }
.form-note { font-size: .9rem; color: var(--color-text-muted); margin-top: 1rem; text-align: center; }
.checklist { display: flex; flex-direction: column; gap: 18px; margin: 1rem 0; }
.check-item h3 { font-size: 1rem; margin: 0 0 .35rem; }
.check-item p { color: var(--color-text-soft); margin: 0; font-size: .95rem; }

/* === FOOTER === */
.site-footer { background: var(--color-footer-bg); border-top: 1px solid var(--color-border); padding: 3.5rem 0 2rem; }
.footer-inner { max-width: var(--container-max); margin: 0 auto; padding: 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; }
.footer-heading { font-size: 1.1rem; font-weight: 700; margin: 0 0 1rem; color: var(--color-text); }
.footer-desc { color: var(--color-footer-text); font-size: .93rem; margin: 0 0 .75rem; }
.footer-contact { color: var(--color-footer-text); font-size: .9rem; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: .6rem; }
.footer-links a { color: var(--color-footer-text); font-size: .93rem; transition: color var(--motion-fast); }
.footer-links a:hover { color: var(--color-primary); }
.footer-bottom { border-top: 1px solid var(--color-border); margin-top: 2rem; padding-top: 1.25rem; }
.footer-bottom p { color: var(--color-text-muted); font-size: .88rem; margin: 0; text-align: center; }

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

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .content-split, .guide-split, .scenario-grid, .two-col-grid,
  .content-with-image, .auth-layout { grid-template-columns: 1fr; }
  .content-split.reverse .content-visual { order: 0; }
  .content-with-image.reverse-mobile { grid-template-columns: 1fr; }
  .feature-cards { grid-template-columns: repeat(2, 1fr); }
  .feature-detail-grid, .value-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .home-hero { padding: 5rem 0 3rem; }
}
@media (max-width: 640px) {
  .feature-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .warning-cards, .issue-grid, .support-cards, .warning-grid, .related-links { grid-template-columns: 1fr; }
}
@media (max-width: 414px) {
  :root { --section-y: 40px; --section-y-sm: 28px; }
  .home-hero { padding: 4rem 0 2.5rem; }
  .hero-content h1 { font-size: 1.6rem; }
  .btn { padding: .65rem 1.1rem; font-size: .9rem; }
}
@media (max-width: 375px) {
  body { font-size: .98rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}