/* Ledger — dense, fintech-ops aesthetic. Built for power users (agencies
   running many cards/fanpages, and admins) who want information density and
   fast scanning over friendliness. Defaults to dark; a light variant is
   available via [data-theme="light"] and a per-user toggle. See DESIGN.md. */
:root {
  --bg: #0b1220;
  --surface: #131c2e;
  --surface-2: #1a2740;
  --border: #253656;
  --text: #e7edf7;
  --text-muted: #8ba0c2;
  --accent: #4f8dfd;
  --accent-contrast: #ffffff;
  --success: #2fbf71;
  --warning: #e8a83c;
  --danger: #e8544c;
  --radius: 10px;
  --font: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;
}

:root[data-theme="light"] {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface-2: #eef1f8;
  --border: #d7deea;
  --text: #101728;
  --text-muted: #5b6b85;
  --accent: #2f6fed;
  --accent-contrast: #ffffff;
  --success: #1a8f52;
  --warning: #b3760f;
  --danger: #c53a32;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, 'Segoe UI', sans-serif;
  min-height: 100vh;
  display: flex;
}

/* --- Auth pages (no sidebar) --- */
.auth-page { width: 100%; display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.auth-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 36px 40px; width: 380px; }
.auth-card h1 { font-size: 1.3rem; margin-bottom: 4px; }
.auth-card .sub { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 24px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label { font-size: 0.8rem; color: var(--text-muted); }
.field input {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
}
.field input:focus { outline: none; border-color: var(--accent); }
.btn-primary {
  width: 100%;
  background: var(--accent);
  color: var(--accent-contrast);
  border: none;
  padding: 11px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn-primary:hover { filter: brightness(1.1); }
.error-text { color: var(--danger); font-size: 0.85rem; min-height: 1.2em; margin-top: 8px; }
.mfa-method-btn {
  display: block; width: 100%; margin-bottom: 10px; padding: 12px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; cursor: pointer; text-align: left; font-size: 0.9rem;
}
.mfa-method-btn:hover { border-color: var(--accent); }
.link-btn { background: none; border: none; color: var(--accent); cursor: pointer; font-size: 0.82rem; padding: 0; margin-top: 10px; }

/* --- App shell (sidebar + main) --- */
.sidebar {
  width: 240px; background: var(--surface); border-right: 1px solid var(--border);
  height: 100vh; position: sticky; top: 0; display: flex; flex-direction: column; flex-shrink: 0;
}
.sidebar .brand { padding: 22px 20px; font-weight: 700; font-size: 1.05rem; border-bottom: 1px solid var(--border); }
.sidebar .brand small { display: block; color: var(--text-muted); font-weight: 400; font-size: 0.72rem; margin-top: 2px; }
.sidebar nav { flex: 1; padding: 14px 0; }
.sidebar nav a {
  display: block; padding: 10px 20px; color: var(--text-muted); text-decoration: none;
  font-size: 0.88rem; border-left: 3px solid transparent;
}
.sidebar nav a:hover, .sidebar nav a.active { background: var(--surface-2); color: var(--text); border-left-color: var(--accent); }
.sidebar .wallet-pill { margin: 14px 16px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; }
.sidebar .wallet-pill .label { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.sidebar .wallet-pill .value { font-size: 1.3rem; font-weight: 700; margin-top: 2px; }
.sidebar .footer-actions { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 10px; }
.sidebar .footer-actions a { color: var(--text-muted); font-size: 0.82rem; text-decoration: none; }
.sidebar .footer-actions button#theme-toggle,
.sidebar .footer-actions button#lang-switch {
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
  padding: 8px 12px; border-radius: 8px; font-size: 0.8rem; cursor: pointer; text-align: left;
}
.sidebar .footer-actions button#theme-toggle:hover,
.sidebar .footer-actions button#lang-switch:hover { border-color: var(--accent); }

.theme-toggle-floating {
  position: fixed; top: 20px; right: 20px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  padding: 8px 14px; border-radius: 40px; font-size: 0.8rem; cursor: pointer;
}
.theme-toggle-floating:hover { border-color: var(--accent); }

.main { flex: 1; padding: 28px 36px; min-width: 0; }
.page-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 4px; }
.page-sub { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 24px; }

.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: 1fr 1fr; }

.tile {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px;
}
.tile .label { color: var(--text-muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.4px; }
.tile .value { font-size: 1.7rem; font-weight: 700; margin-top: 6px; }
.tile .value.small { font-size: 1.2rem; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; margin-bottom: 20px; }
.card-title { font-weight: 600; margin-bottom: 14px; display: flex; align-items: center; justify-content: space-between; }

table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th { text-align: left; color: var(--text-muted); font-weight: 600; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--border); font-size: 0.78rem; text-transform: uppercase; }
td { padding: 10px 10px 10px 0; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
.empty-row { color: var(--text-muted); padding: 16px 0; }

.badge { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 0.72rem; font-weight: 600; background: var(--surface-2); color: var(--text-muted); }
.badge.normal { background: rgba(47,191,113,0.15); color: var(--success); }
.badge.frozen { background: rgba(232,168,60,0.15); color: var(--warning); }
.badge.void, .badge.voiding { background: rgba(232,84,76,0.15); color: var(--danger); }
.badge.pending { background: rgba(79,141,253,0.15); color: var(--accent); }

.btn { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); padding: 6px 12px; border-radius: 6px; font-size: 0.78rem; cursor: pointer; }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-contrast); }
.btn.danger { border-color: var(--danger); color: var(--danger); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

input, select { background: var(--surface-2); border: 1px solid var(--border); color: var(--text); padding: 8px 10px; border-radius: 6px; font-family: inherit; font-size: 0.85rem; }

.inline-form { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 6px; }
.inline-form .field { margin-bottom: 0; min-width: 140px; }

.status-msg { font-size: 0.82rem; color: var(--text-muted); margin-top: 8px; }
.hint { color: var(--text-muted); font-size: 0.75rem; font-weight: 400; }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(4, 8, 16, 0.6);
  display: flex; align-items: center; justify-content: center;
  padding: 24px; z-index: 1000;
}
.modal-overlay[hidden] { display: none; }
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 26px 28px; width: 440px; max-width: 100%; max-height: 85vh; overflow-y: auto;
  position: relative;
}
.modal h2 { font-size: 1.1rem; font-weight: 700; margin-bottom: 18px; }
.modal .field { min-width: 0; }
.modal-close {
  position: absolute; top: 14px; right: 16px; background: none; border: none;
  color: var(--text-muted); font-size: 1.4rem; line-height: 1; cursor: pointer;
}
.modal-close:hover { color: var(--text); }
.modal .success-box { background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; font-size: 0.88rem; }
.modal .success-box code { display: block; margin-top: 8px; font-size: 0.95rem; word-break: break-all; background: var(--bg); padding: 8px 10px; border-radius: 6px; }

/* --- Toast notifications --- */
.toast-container { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 10px; z-index: 2000; max-width: 360px; }
.toast {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--accent);
  border-radius: 10px; padding: 12px 14px; box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  font-size: 0.85rem; color: var(--text); animation: toast-in 0.18s ease-out;
}
.toast-success { border-left-color: var(--success); }
.toast-warning { border-left-color: var(--warning); }
.toast-error { border-left-color: var(--danger); }
.toast-icon { font-size: 1rem; line-height: 1.3; }
.toast-msg { flex: 1; line-height: 1.4; }
.toast-close { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 1.1rem; line-height: 1; padding: 0; }
.toast-close:hover { color: var(--text); }
.toast-leaving { opacity: 0; transform: translateX(8px); transition: all 0.18s ease-in; }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 900px) {
  body { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: relative; }
  .grid-4, .grid-2 { grid-template-columns: 1fr; }
}