@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&family=Noto+Sans+TC:wght@300;400;500;700&display=swap');

:root {
  --gradient-primary: linear-gradient(135deg, #4f46e5, #9333ea);
  --gradient-accent: linear-gradient(135deg, #f97316, #ec4899);
  --card-bg-light: rgba(255, 255, 255, 0.72);
  --card-border-light: rgba(255, 255, 255, 0.58);
  --card-bg-dark: rgba(30, 41, 59, 0.72);
  --card-border-dark: rgba(255, 255, 255, 0.1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', 'Noto Sans TC', sans-serif;
  background-color: #ffffff;
  color: #0f172a;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

html.dark body {
  background-color: #0f172a;
  color: #f8fafc;
}

.parallax-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 15% 40%, rgba(79, 70, 229, 0.09) 0%, transparent 42%),
    radial-gradient(circle at 85% 62%, rgba(236, 72, 153, 0.09) 0%, transparent 42%);
  transition: background 0.5s ease;
}

html.dark .parallax-bg {
  background:
    radial-gradient(circle at 15% 40%, rgba(79, 70, 229, 0.15) 0%, transparent 42%),
    radial-gradient(circle at 85% 62%, rgba(236, 72, 153, 0.15) 0%, transparent 42%);
}

.glass-card {
  background: var(--card-bg-light);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border-light);
  box-shadow: 0 8px 35px rgba(15, 23, 42, 0.08);
  transition: all 0.3s ease;
}

html.dark .glass-card {
  background: var(--card-bg-dark);
  border-color: var(--card-border-dark);
  box-shadow: 0 8px 35px rgba(0, 0, 0, 0.32);
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.fade-up {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 {
  transition-delay: 100ms;
}

.delay-200 {
  transition-delay: 200ms;
}

.delay-300 {
  transition-delay: 300ms;
}

.tilt-card {
  transform-style: preserve-3d;
  will-change: transform;
}

.tilt-content {
  transform: translateZ(25px);
}

.lang-toggle {
  display: inline-flex;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(99, 102, 241, 0.3);
  background: rgba(255, 255, 255, 0.7);
}

html.dark .lang-toggle {
  background: rgba(15, 23, 42, 0.7);
  border-color: rgba(99, 102, 241, 0.5);
}

.lang-toggle__btn {
  border: 0;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 600;
  color: #475569;
  background: transparent;
  cursor: pointer;
}

html.dark .lang-toggle__btn {
  color: #cbd5e1;
}

.lang-toggle__btn.active {
  color: #fff;
  background: linear-gradient(135deg, #4f46e5, #9333ea);
}

.navbar__mobile-menu {
  display: none;
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  backdrop-filter: blur(18px);
  background: rgba(255, 255, 255, 0.76);
}

html.dark .navbar__mobile-menu {
  background: rgba(15, 23, 42, 0.88);
}

.navbar__mobile-menu.open {
  display: block;
}

.navbar__mobile-menu a {
  display: block;
  padding: 9px 2px;
}

[data-nav-links] a.active,
.navbar__mobile-menu a.active {
  color: #6366f1;
}

.store-badge-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 190px;
  height: 60px;
  border-radius: 14px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.store-badge-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(79, 70, 229, 0.2);
}

.store-badge {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1rem;
}

.page-hero {
  padding: 6rem 1rem 3rem;
  text-align: center;
}

.page-hero__title {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
}

.legal-last-updated {
  margin-top: 0.85rem;
  color: #64748b;
}

html.dark .legal-last-updated {
  color: #94a3b8;
}

.legal-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.legal-content-inner {
  padding: 1.5rem;
}

.legal-content h2 {
  margin-top: 2rem;
  margin-bottom: 0.8rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.legal-content h3 {
  margin-top: 1.2rem;
  margin-bottom: 0.6rem;
  font-size: 1.12rem;
  font-weight: 700;
}

.legal-content p,
.legal-content li {
  line-height: 1.75;
  color: #475569;
}

html.dark .legal-content p,
html.dark .legal-content li {
  color: #cbd5e1;
}

.legal-content ul {
  margin: 0.65rem 0 0.65rem 1.1rem;
}

.legal-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.92rem;
}

.legal-content th,
.legal-content td {
  border: 1px solid rgba(148, 163, 184, 0.35);
  padding: 0.6rem;
  text-align: left;
}

.legal-content th {
  background: rgba(99, 102, 241, 0.08);
}

.legal-intro p {
  margin-top: 0;
}

.legal-highlight-box {
  border-left: 4px solid #6366f1;
  padding: 0.8rem 1rem;
  background: rgba(99, 102, 241, 0.06);
  border-radius: 0.4rem;
}

.legal-content li {
  margin: 0.35rem 0;
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

a {
  text-decoration: none;
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

html.dark ::-webkit-scrollbar-thumb {
  background: #475569;
}