/* ======================================================================
   ui-system.css  -  design tokens + shared components
   Load AFTER style.css on every page.

   CONTENTS
   1. Tokens (:root)     colours, fonts, spacing, radius, shadow
   2. Buttons            .btn and its modifiers
   3. Inputs
   4. Dialogs            shared <dialog> look
   5. Payment modal      #buyDialog (plan.php)
   6. Order confirmation
   7. Admin              shell, sidebar, tables, pills
   8. Responsive         admin + dialogs on small screens
   9. Utilities          [hidden], focus ring
   ====================================================================== */
/* ui-system.css - load AFTER style.css on every page */
:root {
  /* Surfaces: a deep plum-black instead of neutral grey */
  --bg: #0f0b14; --surface-1: #171120; --surface-2: #1f1829; --surface-3: #2a2236;
  --border: #2f2740; --border-strong: #463d5a;
  --text: #f4eff8; --text-muted: #aaa0ba;
  /* Brand pink (kept from the old site) and a warm gold used only for prices and counts */
  --primary: #ff4f9b; --primary-hover: #ff72b1; --primary-press: #e63c88;
  --on-primary: #1c0a14; --primary-soft: rgba(255, 79, 155, .14);
  --gold: #ffd37a;
  --success: #3ddc97; --success-soft: rgba(61, 220, 151, .12);
  --warning: #f5b942; --warning-soft: rgba(245, 185, 66, .12);
  --danger: #f2665e;  --danger-soft: rgba(242, 102, 94, .12);
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-xs: .75rem; --fs-sm: .8125rem; --fs-md: .9375rem; --fs-lg: 1.125rem; --fs-xl: 1.5rem; --fs-2xl: 2rem;
  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 24px; --sp-6: 32px; --sp-7: 48px;
  --radius-sm: 10px; --radius-md: 14px; --radius-lg: 20px; --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.35);
  --shadow-md: 0 8px 24px rgba(0,0,0,.35);
  --shadow-lg: 0 24px 64px rgba(0,0,0,.6);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --nav-h: 60px;
  /* legacy aliases so old rules keep working */
  --accent: var(--primary); --accent-strong: var(--primary-hover); --accent-soft: var(--primary-soft);
  --error: var(--danger); --error-soft: var(--danger-soft);
}
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--text-muted); }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--primary); --btn-bg-hover: var(--primary-hover); --btn-bg-press: var(--primary-press);
  --btn-fg: var(--on-primary); --btn-bd: transparent;
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  min-height: 44px; padding: 0 var(--sp-4);
  border: 1px solid var(--btn-bd); border-radius: var(--radius-md);
  background: var(--btn-bg); color: var(--btn-fg);
  font: 600 var(--fs-md)/1 var(--font-body);
  text-decoration: none; cursor: pointer; user-select: none; -webkit-tap-highlight-color: transparent;
  transition: background-color .15s var(--ease), border-color .15s var(--ease), box-shadow .15s var(--ease), transform .1s var(--ease);
}
.btn:hover { background: var(--btn-bg-hover); }
.btn:active { background: var(--btn-bg-press); transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
.btn:disabled, .btn[aria-disabled="true"] { opacity: .45; cursor: not-allowed; transform: none; pointer-events: none; }
.btn--secondary { --btn-bg: var(--surface-3); --btn-bg-hover: #272d36; --btn-bg-press: #1a1f25; --btn-fg: var(--text); --btn-bd: var(--border); }
.btn--outline { --btn-bg: transparent; --btn-bg-hover: var(--primary-soft); --btn-bg-press: var(--primary-soft); --btn-fg: var(--text); --btn-bd: var(--border-strong); }
.btn--ghost { --btn-bg: transparent; --btn-bg-hover: var(--surface-3); --btn-bg-press: var(--surface-2); --btn-fg: var(--text-muted); }
.btn--ghost:hover { color: var(--text); }
.btn--danger { --btn-bg: var(--danger); --btn-bg-hover: #f77d76; --btn-bg-press: #d9534b; --btn-fg: #1f0a09; }
.btn--success { --btn-bg: var(--success); --btn-bg-hover: #5ee8ab; --btn-bg-press: #2fc784; --btn-fg: #06241a; }
.btn--sm { width: auto; min-height: 36px; padding: 0 var(--sp-3); font-size: var(--fs-sm); border-radius: var(--radius-sm); }
.btn--auto { width: auto; }
.btn--lg { min-height: 52px; font-size: 1rem; }
.btn--block { display: flex; width: 100%; }
.btn.is-loading { color: transparent; pointer-events: none; }
.btn.is-loading::after {
  content: ""; position: absolute; width: 18px; height: 18px;
  border: 2px solid var(--btn-fg); border-right-color: transparent; border-radius: 50%;
  animation: ui-spin .7s linear infinite;
}
@keyframes ui-spin { to { transform: rotate(360deg); } }

/* ---------- Inputs ---------- */
.input, .buy-order-form input, .buy-order-form select,
.admin-wrap input:not([type="checkbox"]), .admin-wrap select, .admin-wrap textarea {
  width: 100%; min-height: 44px; padding: 0 var(--sp-3);
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  font: inherit; font-size: 1rem;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.admin-wrap textarea { padding-block: var(--sp-2); min-height: 72px; resize: vertical; }
.admin-wrap ::placeholder, .input::placeholder { color: #6b7480; }
.admin-wrap :is(input, select, textarea):hover, .input:hover { border-color: var(--border-strong); }
.input:focus-visible, .buy-order-form :is(input, select):focus-visible,
.admin-wrap :is(input, select, textarea):focus-visible {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft);
}
.input[aria-invalid="true"] { border-color: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.admin-wrap label.admin-check, .ui-dialog label.admin-check {
  display: flex; align-items: center; gap: 9px; color: var(--text); font-size: var(--fs-sm); font-weight: 500;
}
.admin-wrap input[type="checkbox"], .ui-dialog input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--primary); }

/* ---------- Dialogs (shared) ---------- */
#buyDialog, .ui-dialog {
  position: fixed; inset: 0; transform: none; height: fit-content;
  width: min(440px, calc(100% - 24px)); max-width: none; max-height: calc(100dvh - 24px);
  margin: auto; padding: 0; overflow: hidden;
  background: var(--surface-1); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
}
.ui-dialog--wide { width: min(560px, calc(100% - 24px)); }
#buyDialog[open], .ui-dialog[open] { display: flex; flex-direction: column; animation: ui-dlg-in .22s var(--ease); }
#buyDialog::backdrop, .ui-dialog::backdrop { background: rgba(5,6,8,.72); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
body:has(dialog[open]) { overflow: hidden; }
@keyframes ui-dlg-in { from { opacity: 0; transform: translateY(8px) scale(.98); } }
.ui-dialog__head, .buy-dialog__head {
  display: flex; justify-content: space-between; align-items: flex-start; gap: var(--sp-3);
  padding: var(--sp-5) var(--sp-5) var(--sp-3); background: none; border: 0;
}
.ui-dialog__head h2, .buy-dialog__head h2 { margin: 0; font-size: var(--fs-lg); }
.ui-dialog__head p, .buy-dialog__head p { margin: 2px 0 0; color: var(--text-muted); font-size: var(--fs-sm); }
.ui-close {
  display: grid; place-items: center; flex: none; width: 44px; height: 44px; margin: -8px -8px 0 0;
  border: 0; border-radius: 50%; background: transparent; color: var(--text-muted); font-size: 1.5rem; line-height: 1; cursor: pointer;
  transition: background-color .15s var(--ease), color .15s var(--ease);
}
.ui-close:hover { background: var(--surface-3); color: var(--text); }
.ui-close:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.ui-dialog__body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: var(--sp-3) var(--sp-5) var(--sp-5); }
.ui-form { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }
.ui-form label { display: grid; gap: 6px; color: var(--text-muted); font-size: var(--fs-sm); font-weight: 600; }
.ui-form .wide { grid-column: 1 / -1; }
.ui-form__actions { display: flex; justify-content: flex-end; gap: var(--sp-3); grid-column: 1 / -1; margin-top: var(--sp-2); }

/* ---------- Payment modal ---------- */
.buy-dialog__content { display: flex; flex-direction: column; flex: 1; min-height: 0; padding: 0; background: none; border: 0; border-radius: 0; overflow: hidden; }
.buy-dialog__content [hidden] { display: none !important; }
.buy-steps { display: flex; gap: 6px; padding: 0 var(--sp-5); }
.buy-steps i { flex: 1; height: 3px; border-radius: 2px; background: var(--border); transition: background .2s; }
.buy-steps i.is-on { background: var(--primary); }
.buy-dialog__body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: var(--sp-4) var(--sp-5) var(--sp-5); }
.buy-summary { display: flex; justify-content: space-between; align-items: baseline; padding: var(--sp-3) var(--sp-4); margin-bottom: var(--sp-4); background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-md); }
.buy-summary strong { font-size: var(--fs-xl); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.buy-method-list { display: grid; gap: var(--sp-3); }
.buy-method {
  display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: var(--sp-3);
  width: 100%; min-height: 68px; padding: var(--sp-3) var(--sp-4); text-align: left; color: inherit; font: inherit;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-md); cursor: pointer;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease), background .15s;
}
.buy-method:hover { border-color: var(--border-strong); background: var(--surface-3); }
.buy-method:focus-visible { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.buy-method__icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--primary-soft); color: var(--primary); font-weight: 700; font-size: 1.1rem; }
.buy-method__icon svg { width: 22px; height: 22px; }
.buy-method strong { display: block; font-size: var(--fs-md); }
.buy-method small { display: block; margin-top: 2px; color: var(--text-muted); font-size: var(--fs-sm); line-height: 1.4; }
.buy-method__arrow { color: var(--text-muted); }
.buy-back { display: inline-flex; align-items: center; min-height: 44px; margin: -8px 0 0 -8px; padding: 0 8px; background: none; border: 0; color: var(--text-muted); font: inherit; font-size: var(--fs-sm); cursor: pointer; }
.buy-back:hover { color: var(--text); }
.buy-back:focus-visible { outline: 2px solid var(--primary); border-radius: var(--radius-sm); }
.buy-dialog__body h3 { margin: 0 0 var(--sp-3); font-size: var(--fs-lg); }
.buy-label { color: var(--text-muted); font-size: var(--fs-xs); font-weight: 600; }
.buy-cashapp-panel, .buy-crypto-panel, .buy-gift-panel { display: grid; gap: var(--sp-3); margin-top: 0; }
.buy-wallet-box { display: grid; gap: var(--sp-2); justify-items: stretch; padding: var(--sp-3) var(--sp-4); text-align: left; background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-md); }
.buy-wallet-box strong { font: 500 var(--fs-sm)/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; overflow-wrap: anywhere; }
.buy-copy-btn { justify-self: start; width: auto; }
.buy-address-missing, .buy-warning { margin: 0; padding: var(--sp-3); border-radius: var(--radius-md); background: var(--warning-soft); border: 1px solid rgba(245,185,66,.3); color: #f8d48a; font-size: var(--fs-sm); line-height: 1.5; }
.buy-wallet-amount { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 4px; padding: 0; background: none; border: 0; }
.buy-wallet-amount strong { font-size: var(--fs-lg); font-variant-numeric: tabular-nums; }
.buy-wallet-amount small { flex-basis: 100%; color: var(--text-muted); font-size: var(--fs-xs); }
.buy-dialog__manual-note, .buy-instructions { margin: 0; padding: 0; background: none; border: 0; color: var(--text-muted); font-size: var(--fs-sm); line-height: 1.5; }
.buy-seller-box { display: grid; gap: 4px; padding: var(--sp-3) var(--sp-4); border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-2); }
.buy-seller-box strong { color: var(--text); font-size: var(--fs-md); }
.buy-seller-box span { color: var(--text-muted); font-size: var(--fs-sm); line-height: 1.5; }
.buy-gift-steps { margin: 0; padding: 0 0 0 20px; background: none; border: 0; color: var(--text-muted); font-size: var(--fs-sm); line-height: 1.6; }
.buy-gift-steps strong { color: var(--text); }
.buy-seller-links { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
.buy-order-form { margin-top: var(--sp-4); }
.buy-order-form .field { margin: 0 0 var(--sp-4); }
.buy-order-form .field label { display: block; margin-bottom: 6px; color: var(--text-muted); font-size: var(--fs-sm); font-weight: 600; }
.buy-actions { position: sticky; bottom: calc(-1 * var(--sp-5)); margin: 0 calc(-1 * var(--sp-5)); padding: var(--sp-4) var(--sp-5) var(--sp-5); background: linear-gradient(to bottom, transparent, var(--surface-1) 28%); }
.buy-actions .btn { width: 100%; }

/* ---------- Order confirmation ---------- */
.order-confirmed { border-color: rgba(61,220,151,.35); background: var(--success-soft); }
.order-confirmed h2 { margin-top: 0; color: var(--success); }

/* ---------- Admin ---------- */
.admin-wrap { width: min(1280px, 100%); }
.admin-shell { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: var(--sp-5); align-items: start; }
.admin-sidebar { position: sticky; top: var(--sp-4); padding: var(--sp-3); background: #0e1115; border: 1px solid var(--border); border-radius: var(--radius-md); }
.admin-sidebar a { display: flex; justify-content: space-between; align-items: center; min-height: 40px; padding: 0 var(--sp-3); margin-bottom: 2px; border-radius: var(--radius-sm); color: var(--text-muted); text-decoration: none; font-size: var(--fs-sm); font-weight: 500; }
.admin-sidebar a:hover { background: var(--surface-2); color: var(--text); }
.admin-sidebar a[aria-current="true"] { background: var(--surface-2); color: var(--text); box-shadow: inset 2px 0 var(--primary); }
.admin-sidebar a:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.admin-sidebar .count { background: var(--primary); color: var(--on-primary); border-radius: var(--radius-pill); padding: 0 7px; font-size: var(--fs-xs); font-weight: 700; }
.admin-content { min-width: 0; }
.admin-overview { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--sp-3); margin: var(--sp-4) 0 var(--sp-5); }
.admin-stat-card { min-height: 0; padding: var(--sp-4); background: var(--surface-2); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.admin-stat-card strong { font-size: var(--fs-2xl); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.admin-stat-hint.is-warn { color: var(--warning); }
.admin-section { padding: var(--sp-5); margin-bottom: var(--sp-5); background: var(--surface-1); border: 1px solid var(--border); border-radius: var(--radius-md); scroll-margin-top: var(--sp-4); }
.admin-toolbar { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: center; margin: var(--sp-4) 0 var(--sp-3); }
.admin-toolbar .input { max-width: 300px; }
.admin-chip { display: inline-flex; align-items: center; min-height: 32px; padding: 0 var(--sp-3); background: none; border: 1px solid var(--border); border-radius: var(--radius-pill); color: var(--text-muted); font: inherit; font-size: var(--fs-sm); cursor: pointer; }
.admin-chip:hover { color: var(--text); }
.admin-chip[aria-pressed="true"] { background: var(--surface-2); border-color: var(--border-strong); color: var(--text); }
.admin-chip:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.admin-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-2); }
.admin-table { width: 100%; min-width: 720px; border-collapse: collapse; font-size: var(--fs-sm); }
.admin-table th { padding: 10px 14px; text-align: left; background: #14181e; color: var(--text-muted); font-size: var(--fs-xs); font-weight: 600; border-bottom: 1px solid var(--border); white-space: nowrap; }
.admin-table td { padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tbody tr:hover { background: rgba(255,255,255,.02); }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.admin-table form { display: flex; gap: var(--sp-2); align-items: center; margin: 0; }
.admin-table form select { min-width: 150px; min-height: 36px; }
.admin-empty { display: grid; justify-items: center; gap: var(--sp-2); padding: var(--sp-7) var(--sp-5); color: var(--text-muted); text-align: center; border: 1px dashed var(--border-strong); border-radius: var(--radius-md); }
.admin-empty strong { color: var(--text); }
.admin-status-pill { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border: 0; border-radius: var(--radius-pill); font-size: var(--fs-xs); font-weight: 600; color: var(--text-muted); background: rgba(154,163,174,.12); white-space: nowrap; }
.admin-status-pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.admin-status-pill.status-new { color: var(--primary); background: var(--primary-soft); }
.admin-status-pill.status-awaiting_payment, .admin-status-pill.status-available { color: var(--warning); background: var(--warning-soft); }
.admin-status-pill.is-active, .admin-status-pill.status-paid, .admin-status-pill.status-sent, .admin-status-pill.status-complete { color: var(--success); background: var(--success-soft); }
.admin-status-pill.status-canceled { color: var(--text-muted); background: rgba(154,163,174,.12); }
.admin-status-pill.is-inactive { color: var(--danger); background: var(--danger-soft); }
.admin-payment-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-4); }
.admin-payment-grid label { display: grid; gap: 6px; color: var(--text); font-size: var(--fs-sm); font-weight: 600; }
.admin-payment-grid label small { color: var(--text-muted); font-weight: 400; }
.admin-payment-settings { padding: 0; border: 0; background: none; display: grid; gap: var(--sp-4); }
.skeleton { min-height: 1em; border-radius: var(--radius-sm); background: linear-gradient(90deg, var(--surface-2), var(--surface-3), var(--surface-2)); background-size: 200% 100%; animation: ui-shimmer 1.4s linear infinite; }
@keyframes ui-shimmer { to { background-position: -200% 0; } }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .admin-shell { grid-template-columns: 1fr; gap: var(--sp-4); }
  .admin-sidebar { position: static; display: flex; gap: var(--sp-2); overflow-x: auto; padding: var(--sp-2); }
  .admin-sidebar a { flex: none; margin: 0; white-space: nowrap; gap: var(--sp-2); }
  .admin-overview { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .admin-payment-grid { grid-template-columns: 1fr; }
  .admin-section { padding: var(--sp-4); }
}
@media (max-width: 520px) {
  #buyDialog { width: 100%; margin: auto 0 0; max-height: 92dvh; border-radius: var(--radius-lg) var(--radius-lg) 0 0; border-bottom: 0; animation-name: ui-sheet-in; }
  .ui-form { grid-template-columns: 1fr; }
  .buy-dialog__head, .ui-dialog__head { padding-inline: var(--sp-4); }
  .buy-dialog__body, .ui-dialog__body { padding-inline: var(--sp-4); }
  .buy-steps { padding-inline: var(--sp-4); }
  .buy-actions { margin-inline: calc(-1 * var(--sp-4)); padding-inline: var(--sp-4); padding-bottom: max(var(--sp-5), env(safe-area-inset-bottom)); }
  .buy-order-form input, .buy-order-form select { min-height: 44px; padding: 0 var(--sp-3); }
  .buy-order-form .field label { font-size: var(--fs-sm); }
}
@keyframes ui-sheet-in { from { transform: translateY(24px); opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .btn, .buy-method, .ui-close, .input { transition: none; }
  #buyDialog[open], .ui-dialog[open], .skeleton { animation: none; }
  .btn.is-loading::after { animation-duration: 1.6s; }
}
/* Make the hidden attribute always win over component display rules */
[hidden] { display: none !important; }

/* Keep the sidebar and anchor jumps clear of the sticky navbar */
.admin-sidebar { top: calc(var(--nav-h) + 16px); }
.admin-page-head,
.admin-section { scroll-margin-top: calc(var(--nav-h) + 16px); }

@media (max-width: 900px) {
  .admin-sidebar { top: auto; }
}
.admin-table tr[id^="order-"] { scroll-margin-top: calc(var(--nav-h) + 32px); }
.admin-table tr:target { background: var(--primary-soft); box-shadow: inset 2px 0 var(--primary); }

/* On phones, show the Admin section links as a wrapping grid instead of a clipped strip. */
@media (max-width: 520px) {
  .admin-sidebar {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sp-2);
    overflow: visible;
  }

  .admin-sidebar a {
    min-width: 0;
    min-height: 42px;
    justify-content: flex-start;
    gap: var(--sp-2);
    padding: 6px 9px;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .admin-sidebar .count {
    flex: 0 0 auto;
    margin-left: auto;
  }
}


/* ===== Keyboard focus safety net =====
   :where() has zero specificity, so any component that already defines its own
   focus style keeps it; everything else (copy buttons, share buttons, summary
   toggles...) now gets a visible ring instead of the browser default or nothing. */
:where(a, button, input, select, textarea, summary, [tabindex]:not([tabindex="-1"])):focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}