/* Token màu/spacing lấy nguyên từ docs/design/design-system.md (nguồn chân lý duy nhất — xem
   CLAUDE.md mục "Design & UI"). Web KHÔNG cần dark mode (task TK-373 phạm vi: "Light theme là đủ").
   Font Be Vietnam Pro qua Google Fonts (ngoại lệ CSP duy nhất được phép ở artifact khác — ở đây là
   trang web thật, không phải Artifact, nên load bình thường không có ràng buộc CSP đó). */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;600;700&display=swap');

:root {
  --color-indigo: #3b4b8c;
  --color-indigo-soft: #eef0f8;
  --color-vermilion: #c0392b;
  --color-warning-bg: #fdecea;
  --surface-page: #f7f8fc;
  --surface-card: #ffffff;
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --border-subtle: #e5e7eb;
  --radius-base: 12px;
  --radius-card: 16px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--surface-page);
  color: var(--text-primary);
  font-family: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-indigo);
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 16px;
}

.site-header__logo {
  width: 36px;
  height: 36px;
}

.site-header__name {
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 20px 48px;
}

.site-footer {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 14px;
}

.site-footer a {
  color: var(--text-secondary);
  text-decoration: underline;
}

/* ── Landing ─────────────────────────────────────────────────────────────────────────────── */

.hero {
  text-align: center;
  padding: 24px 0 32px;
}

.hero__mascot {
  width: 140px;
  height: 140px;
  margin: 0 auto 20px;
}

.hero__title {
  font-size: 32px;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--text-primary);
}

.hero__tagline {
  font-size: 17px;
  color: var(--text-secondary);
  margin: 0 auto 28px;
  max-width: 440px;
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.store-button {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 10px 20px;
  border-radius: var(--radius-base);
  background: var(--color-indigo);
  color: #fff;
  text-decoration: none;
  min-width: 168px;
}

.store-button[aria-disabled='true'] {
  background: var(--border-subtle);
  color: var(--text-secondary);
  cursor: default;
  pointer-events: none;
}

.store-button__eyebrow {
  font-size: 11px;
  opacity: 0.85;
}

.store-button__label {
  font-size: 16px;
  font-weight: 700;
}

/* ── Trang pháp lý (/privacy) ────────────────────────────────────────────────────────────── */

.legal-doc h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 28px 0 8px;
  color: var(--text-primary);
}

.legal-doc h2:first-child {
  margin-top: 0;
}

.legal-doc h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 16px 0 6px;
}

.legal-doc p {
  color: var(--text-secondary);
  margin: 8px 0;
}

.legal-doc ul {
  margin: 8px 0;
  padding-left: 20px;
  color: var(--text-secondary);
}

.legal-doc li {
  margin: 4px 0;
}

.legal-doc strong {
  color: var(--text-primary);
}

.legal-note {
  background: var(--color-indigo-soft);
  border: none;
  border-radius: var(--radius-card);
  padding: 14px 16px;
  margin: 16px 0;
  color: var(--text-primary);
}

.legal-meta {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 4px 0 24px;
}

/* ── /account/delete ─────────────────────────────────────────────────────────────────────── */

.card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 20px;
  margin: 16px 0;
}

.card--warning {
  background: var(--color-warning-bg);
  border-color: transparent;
}

.card--info {
  background: var(--color-indigo-soft);
  border-color: transparent;
}

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

.loss-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.loss-list li:last-child {
  border-bottom: none;
}

.loss-list strong {
  display: block;
  color: var(--text-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 14px 20px;
  border-radius: var(--radius-base);
  border: none;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-indigo);
  color: #fff;
}

.btn-danger {
  background: var(--color-vermilion);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

[data-state] {
  padding-top: 8px;
}

[hidden] {
  display: none !important;
}

dialog {
  border: none;
  border-radius: var(--radius-card);
  padding: 24px;
  max-width: 360px;
  width: calc(100% - 40px);
}

dialog::backdrop {
  background: rgba(17, 24, 39, 0.4);
}

.error-text {
  color: var(--color-vermilion);
  font-size: 14px;
}

@media (max-width: 400px) {
  .hero__title {
    font-size: 26px;
  }
}

/* Nút dạng link — cho hành động phụ nằm trong dòng chữ (vd "Không phải bạn? Đăng xuất"). */
.btn-link {
  background: none;
  border: none;
  padding: 0;
  color: var(--color-indigo);
  font: inherit;
  font-size: 14px;
  text-decoration: underline;
  cursor: pointer;
}
.btn-link:disabled {
  opacity: 0.5;
  cursor: default;
}