:root {
  color-scheme: light dark;
  --bg: #FAF9F7; --surface: #FFFFFF; --surface2: #F1EFEC; --border: #E7E3DD;
  --text: #16171C; --text-secondary: #6B6E78; --accent: #FF6B47; --on-accent: #FFFFFF;
  --danger: #D3453B;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12141B; --surface: #1B1E27; --surface2: #242833; --border: #2E3340;
    --text: #F5F4F2; --text-secondary: #9A9DA8; --accent: #FF7A54; --on-accent: #12141B;
    --danger: #FF6B60;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #12141B; --surface: #1B1E27; --surface2: #242833; --border: #2E3340;
  --text: #F5F4F2; --text-secondary: #9A9DA8; --accent: #FF7A54; --on-accent: #12141B;
  --danger: #FF6B60;
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #FAF9F7; --surface: #FFFFFF; --surface2: #F1EFEC; --border: #E7E3DD;
  --text: #16171C; --text-secondary: #6B6E78; --accent: #FF6B47; --on-accent: #FFFFFF;
  --danger: #D3453B;
}
.header-actions { display: flex; align-items: center; gap: 8px; }
.lang-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px; padding: 0 10px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text-secondary); cursor: pointer; flex-shrink: 0;
  font-weight: 700; font-size: 12px; font-family: inherit;
}
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text-secondary); cursor: pointer; flex-shrink: 0;
}
.theme-toggle svg { width: 16px; height: 16px; }
.theme-toggle .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  .theme-toggle .icon-sun { display: none; }
  .theme-toggle .icon-moon { display: block; }
}
:root[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: none; }
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}
a { color: inherit; }
.hidden { display: none !important; }

.brand { display: flex; align-items: center; gap: 8px; font-family: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; font-weight: 700; letter-spacing: -0.02em; font-size: 18px; text-decoration: none; color: var(--text); }
.brand-mark { stroke: var(--accent); flex-shrink: 0; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 26px; margin-bottom: 16px; }
.card:last-child { margin-bottom: 0; }
h1.page-title { font-size: 26px; margin: 16px 0 6px; }
p.page-lead { color: var(--text-secondary); font-size: 14px; margin: 0 0 24px; }

.tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.tab {
  flex: 1; text-align: center; padding: 10px; border-radius: 10px; font-weight: 700; font-size: 14px;
  background: var(--surface2); color: var(--text-secondary); cursor: pointer; border: none;
}
.tab.active { background: var(--accent); color: var(--on-accent); }

.google-btn {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface);
  color: var(--text); font-weight: 700; font-size: 14px; cursor: pointer;
}
.google-btn:hover { background: var(--surface2); }
.google-icon { width: 18px; height: 18px; flex-shrink: 0; }
.auth-divider { display: flex; align-items: center; gap: 12px; margin: 18px 0; color: var(--text-secondary); font-size: 12px; }
.auth-divider::before, .auth-divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }

label { display: block; font-size: 12px; font-weight: 700; text-transform: uppercase; color: var(--text-secondary); margin: 16px 0 6px; }
.field-label-row { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin: 16px 0 6px; }
.field-label-row label { margin: 0; }
.field-label-row .link-btn { font-size: 12px; }
input {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--bg); color: var(--text); font-size: 15px;
}
button { font-family: inherit; }
button.primary {
  padding: 13px; border: none; border-radius: 10px; width: 100%; margin-top: 22px;
  background: var(--accent); color: var(--on-accent); font-weight: 700; font-size: 15px; cursor: pointer;
}
button.primary.small { width: auto; margin-top: 0; padding: 10px 18px; font-size: 13px; }
button.primary:disabled { opacity: 0.6; cursor: default; }
button.ghost {
  padding: 9px 16px; border-radius: 10px; border: 1px solid var(--border); background: transparent;
  color: var(--text); font-weight: 600; font-size: 13px; cursor: pointer; flex-shrink: 0;
}
button.ghost.small { padding: 6px 12px; font-size: 12px; }
button.ghost.full { width: 100%; text-align: center; padding: 12px; }
.verify-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 22px; }
.verify-footer { text-align: center; margin-top: 16px; }
button.danger {
  padding: 11px 18px; border-radius: 10px; border: none; background: var(--danger); color: #fff;
  font-weight: 700; font-size: 14px; cursor: pointer; margin-top: 12px;
}
button.danger.small { padding: 6px 14px; font-size: 12px; margin-top: 0; }
.error-msg { color: var(--danger); font-size: 13px; margin-top: 14px; }
.hint { color: var(--text-secondary); font-size: 13px; margin: 14px 0 0; }

/* ---------- auth screen ---------- */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.auth-card { max-width: 400px; width: 100%; }
.auth-card-head { display: flex; align-items: center; justify-content: space-between; }
.full-loading { min-height: 100vh; display: flex; align-items: center; justify-content: center; }

/* ---------- dashboard layout ---------- */
.dash { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px; flex-shrink: 0; border-right: 1px solid var(--border); padding: 20px 14px;
  display: flex; flex-direction: column; gap: 22px;
}
.sidebar .brand { padding: 0 10px; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.sidebar-link {
  display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: 10px; border: none;
  background: transparent; color: var(--text-secondary); font-weight: 600; font-size: 14px;
  text-align: left; cursor: pointer;
}
.nav-icon { width: 17px; height: 17px; flex-shrink: 0; color: var(--text-secondary); }
.sidebar-link.active { background: var(--surface2); color: var(--text); }
.sidebar-link.active .nav-icon { color: var(--accent); }
.sidebar-signout { width: 100%; }

.dash-main { flex: 1; min-width: 0; padding: 24px 36px 60px; max-width: 1360px; margin: 0 auto; }
.dash-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; gap: 12px; }
.mobile-nav-title { display: none; font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 18px; }
.topbar-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.balance-chip { background: var(--surface2); border-radius: 999px; padding: 7px 14px; font-weight: 700; font-size: 13px; color: var(--accent); }
.account-email-chip { color: var(--text-secondary); font-size: 13px; }

.view { display: none; }
.view.active { display: block; }
.view-title { font-size: 24px; margin: 4px 0 20px; }
.view-header-row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 12px; }
.view-header-row .view-title { margin: 0; }

.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 16px; }
.stat-card { padding: 20px; margin-bottom: 0; }
.stat-label { display: flex; align-items: center; gap: 6px; color: var(--text-secondary); font-size: 12px; font-weight: 700; text-transform: uppercase; }
.stat-icon { width: 14px; height: 14px; flex-shrink: 0; color: var(--accent); }
.stat-value { font-family: "Space Grotesk", sans-serif; font-size: 26px; font-weight: 800; margin-top: 4px; }
.stat-cta { margin-top: 10px; }

.home-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; margin-bottom: 16px; }
.home-grid .card { margin-bottom: 0; }

.card-header-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.link-btn { background: transparent; border: none; color: var(--accent); font-weight: 700; font-size: 13px; cursor: pointer; padding: 0; }
.soon-badge { background: var(--surface2); color: var(--text-secondary); font-size: 11px; font-weight: 700; padding: 5px 12px; border-radius: 999px; white-space: nowrap; }

.popular-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.popular-tile {
  display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 14px 6px;
  border-radius: 14px; border: 1px solid var(--border); background: var(--bg); cursor: pointer;
}
.popular-tile:hover { border-color: var(--accent); }
.popular-icon {
  width: 38px; height: 38px; border-radius: 11px; display: flex; align-items: center; justify-content: center;
  color: #fff; font-family: "Space Grotesk", sans-serif; font-weight: 800; font-size: 15px; flex-shrink: 0;
}
.popular-label { font-size: 12px; font-weight: 600; color: var(--text); text-align: center; }

.active-empty { text-align: center; padding: 18px 8px; border: 1px dashed var(--border); border-radius: 14px; }
.active-empty-icon {
  display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px;
  border-radius: 50%; background: var(--surface2); color: var(--accent); font-size: 16px; margin-bottom: 10px;
}
.active-empty p { margin: 0 0 14px; color: var(--text-secondary); font-size: 13px; }

h2.section-title { font-size: 16px; margin: 0 0 12px; }
.danger-title { color: var(--danger); }

/* ---------- profile ---------- */
.profile-header { display: flex; align-items: center; gap: 16px; }
.avatar {
  width: 56px; height: 56px; border-radius: 50%; flex-shrink: 0;
  background: var(--accent); color: var(--on-accent);
  display: flex; align-items: center; justify-content: center;
  font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 18px;
}
.profile-info { flex: 1; min-width: 0; }
.profile-info .email { font-weight: 700; font-size: 16px; word-break: break-all; }
.profile-info .member-since { color: var(--text-secondary); font-size: 13px; margin-top: 2px; }
.profile-balance-row { display: flex; align-items: center; gap: 12px; margin-top: 10px; }

.settings-row {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 0; border-top: 1px solid var(--border);
}
.settings-row:first-of-type { border-top: none; padding-top: 4px; }
.settings-row-title { font-weight: 700; font-size: 14px; }
.settings-row .hint { margin-top: 2px; }
.delete-confirm-box { margin-top: 12px; }
.confirm-actions { display: flex; gap: 10px; margin-top: 10px; }

/* ---------- credits ---------- */
.balance-label { color: var(--text-secondary); font-size: 13px; font-weight: 600; text-transform: uppercase; }
.balance-card .amount { font-size: 34px; font-weight: 800; color: var(--accent); font-family: "Space Grotesk", sans-serif; margin: 4px 0 18px; }
.topup-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.pack-btn {
  padding: 12px 6px; border-radius: 12px; border: 1px solid var(--border); background: var(--surface2);
  color: var(--text-secondary); cursor: not-allowed;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.pack-coin { font-weight: 700; font-size: 14px; }
.pack-bonus { font-weight: 700; font-size: 11px; color: var(--accent); }
.pack-price { font-weight: 600; font-size: 12px; color: var(--text-secondary); opacity: 0.8; }

.credits-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.credits-grid .card { margin-bottom: 0; }

.promo-form { display: flex; gap: 10px; margin-top: 14px; }
.promo-form input { margin: 0; text-transform: uppercase; }

.referral-code-row { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.referral-code {
  flex: 1; background: var(--surface2); border: 1px dashed var(--border); border-radius: 10px;
  padding: 12px 14px; font-family: "Space Grotesk", sans-serif; font-weight: 700; font-size: 18px;
  letter-spacing: .08em; text-align: center; color: var(--text);
}

/* ---------- orders ---------- */
.order-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 0; border-bottom: 1px solid var(--border);
}
.order-row:last-child { border-bottom: none; }
.order-row .meta { font-size: 14px; font-weight: 700; }
.order-row .sub { color: var(--text-secondary); font-size: 12px; margin-top: 2px; }
.order-row-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.order-code {
  margin-top: 6px; display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  font-family: "Space Grotesk", monospace; font-weight: 800; font-size: 16px; color: var(--accent);
  letter-spacing: 1px;
}
.order-code .copy-hint { font-family: inherit; font-weight: 600; font-size: 11px; color: var(--text-secondary); letter-spacing: 0; }
.order-phone {
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  font-family: "Space Grotesk", monospace; font-size: 12px; color: var(--text-secondary);
}
.order-phone .copy-hint { font-family: inherit; font-weight: 600; font-size: 11px; letter-spacing: 0; }
.order-countdown { font-family: "Space Grotesk", monospace; font-size: 11px; color: var(--text-secondary); margin-left: 6px; }
.order-countdown.low { color: var(--danger); font-weight: 700; }
.status-pill { font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: var(--surface2); color: var(--text-secondary); white-space: nowrap; }
.status-pill.received { background: #26301A; color: #CBFF3E; }
.status-pill.active { background: var(--surface2); color: var(--accent); }
.status-pill.pending { background: var(--surface2); color: var(--accent); }
.empty { color: var(--text-secondary); font-size: 14px; padding: 20px 0; text-align: center; }

/* ---------- new-activation modal ---------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5); display: flex; align-items: center;
  justify-content: center; padding: 20px; z-index: 100;
}
.modal-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 26px;
  max-width: 420px; width: 100%; max-height: 85vh; overflow-y: auto; position: relative;
}
.modal-card.wide { max-width: 560px; }
.modal-close {
  position: absolute; top: 14px; right: 14px; background: transparent; border: none; font-size: 22px;
  color: var(--text-secondary); cursor: pointer; line-height: 1;
}
.modal-title { font-size: 18px; margin: 4px 0 14px; }
.modal-back { background: transparent; border: none; color: var(--text-secondary); font-size: 13px; font-weight: 600; padding: 0; margin-bottom: 10px; cursor: pointer; }
.modal-search { margin-bottom: 12px; }
.modal-list { display: flex; flex-direction: column; gap: 6px; max-height: 320px; overflow-y: auto; }
.modal-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 14px; border-radius: 10px; border: 1px solid var(--border); background: var(--bg);
  color: var(--text); font-weight: 600; font-size: 14px; cursor: pointer; text-align: left;
}
.modal-row:hover:not(:disabled) { border-color: var(--accent); }
.modal-row:disabled { opacity: 0.5; cursor: not-allowed; }
.modal-row-price { color: var(--text-secondary); font-size: 12px; font-weight: 600; flex-shrink: 0; }

.modal-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
  max-height: 380px; overflow-y: auto; padding: 2px;
}
.modal-tile {
  display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 14px 6px;
  border-radius: 12px; border: 1px solid var(--border); background: var(--bg); cursor: pointer; text-align: center;
}
.modal-tile:hover:not(:disabled) { border-color: var(--accent); }
.modal-tile:disabled { opacity: 0.45; cursor: not-allowed; }
.modal-tile-icon {
  width: 34px; height: 34px; border-radius: 10px; display: flex; align-items: center; justify-content: center;
  color: #fff; font-family: "Space Grotesk", sans-serif; font-weight: 800; font-size: 14px; flex-shrink: 0;
}
.modal-tile-name { font-size: 12px; font-weight: 700; color: var(--text); line-height: 1.25; }
.modal-tile-price { font-size: 11px; font-weight: 600; color: var(--text-secondary); }

.tier-options { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tier-option {
  padding: 16px; border-radius: 12px; border: 1px solid var(--border); background: var(--bg);
  text-align: left; cursor: pointer; color: var(--text);
}
.tier-option:hover { border-color: var(--accent); }
.tier-name { font-weight: 700; font-size: 14px; }
.tier-desc { color: var(--text-secondary); font-size: 11px; margin: 4px 0 8px; }
.tier-price { color: var(--accent); font-weight: 800; font-size: 16px; font-family: "Space Grotesk", sans-serif; }

.confirm-summary { border: 1px solid var(--border); border-radius: 12px; padding: 4px 16px; margin-bottom: 6px; }
.confirm-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.confirm-row:last-child { border-bottom: none; }
.confirm-row span { color: var(--text-secondary); }

/* ---------- toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translate(-50%, 12px);
  background: var(--text); color: var(--bg); padding: 12px 20px; border-radius: 999px;
  font-size: 13px; font-weight: 600; opacity: 0; pointer-events: none; transition: opacity 0.2s, transform 0.2s;
  z-index: 200; max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- responsive ---------- */
@media (max-width: 780px) {
  .dash { flex-direction: column; }
  .sidebar {
    width: 100%; flex-direction: row; align-items: center; border-right: none;
    border-bottom: 1px solid var(--border); padding: 12px 14px; gap: 12px; overflow-x: auto;
  }
  .sidebar .brand { display: none; }
  .sidebar-nav { flex-direction: row; flex: none; }
  .sidebar-link .label { display: none; }
  .sidebar-link { padding: 10px 12px; }
  .nav-icon { width: 19px; height: 19px; }
  .sidebar-signout { width: auto; margin-left: auto; white-space: nowrap; }
  .dash-main { padding: 16px 16px 50px; }
  .mobile-nav-title { display: block; }
  .account-email-chip { display: none; }
  .stat-grid { grid-template-columns: 1fr; }
  .home-grid { grid-template-columns: 1fr; }
  .popular-grid { grid-template-columns: repeat(3, 1fr); }
  .modal-grid { grid-template-columns: repeat(2, 1fr); }
  .modal-card.wide { max-width: 420px; }
  .topup-grid { grid-template-columns: repeat(2, 1fr); }
  .tier-options { grid-template-columns: 1fr; }
  .credits-grid { grid-template-columns: 1fr; }
}