/* ================================================================
   Components: buttons, cards, forms, tables, toast, modal, badges
   ================================================================ */

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--s-2);
  height: 44px; padding: 0 var(--s-5);
  border-radius: var(--r-md);
  font-family: inherit; font-weight: 600; font-size: var(--fs-sm);
  cursor: pointer; border: 1px solid transparent;
  text-decoration: none; white-space: nowrap;
  transition: transform .12s, box-shadow .12s, background .15s, color .15s;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }

.btn-primary {
  background: var(--grad-cta); color: #fff;
  box-shadow: 0 4px 12px rgba(30,91,255,0.30);
}
.btn-primary:hover { box-shadow: 0 6px 18px rgba(30,91,255,0.40); color: #fff; }

.btn-dark   { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-2); color: #fff; }

.btn-ghost  { background: transparent; color: var(--navy); border-color: var(--border); }
.btn-ghost:hover { background: var(--surface-2); color: var(--navy); }

.btn-outline { background: #fff; color: var(--navy); border-color: var(--border); }
.btn-outline:hover { background: var(--surface-2); color: var(--navy); }

.btn-text   { background: transparent; color: var(--primary); height: auto; padding: 0; }
.btn-text:hover { color: var(--navy); }

.btn-google {
  background: #fff; color: var(--text);
  border-color: var(--border);
}
.btn-google:hover { background: var(--surface-2); color: var(--text); }
.btn-google img { width: 18px; height: 18px; }

.btn-lg { height: 52px; padding: 0 var(--s-6); font-size: var(--fs-md); }
.btn-sm { height: 36px; padding: 0 var(--s-4); font-size: var(--fs-xs); }
.btn-block { width: 100%; }

/* --- Cards --- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  box-shadow: var(--sh-2);
}
.card-title { font-size: var(--fs-lg); margin-bottom: var(--s-2); color: var(--navy); }
.card-sub   { color: var(--muted); font-size: var(--fs-sm); margin-bottom: var(--s-3); }
.card-icon  { width: 44px; height: 44px; margin-bottom: var(--s-3); }
.card-stat  { font-size: var(--fs-3xl); font-weight: 800; color: var(--navy); }

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  transition: transform .15s, box-shadow .15s;
}
.feature-card:hover { transform: translateY(-2px); box-shadow: var(--sh-2); }
.feature-card h3 { font-size: var(--fs-md); margin-bottom: var(--s-2); }
.feature-card p  { font-size: var(--fs-sm); color: var(--muted); margin: 0; }

/* --- Forms --- */
.form-group { margin-bottom: var(--s-4); }
.form-label {
  display: block;
  font-size: var(--fs-sm); font-weight: 600; color: var(--navy);
  margin-bottom: var(--s-2);
}
.form-label .req { color: var(--danger); margin-left: 2px; }

.form-input, .form-select {
  display: block; width: 100%;
  height: 44px;
  padding: 0 var(--s-4);
  border: 1px solid var(--border); border-radius: var(--r-md);
  font-family: inherit; font-size: var(--fs-sm); color: var(--text);
  background: var(--surface);
  transition: border-color .15s, box-shadow .15s;
}
textarea.form-input { height: auto; padding: var(--s-3) var(--s-4); min-height: 96px; }
.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30,91,255,0.15);
}
.form-input::placeholder { color: #94a3b8; }
.form-help   { color: var(--muted); font-size: var(--fs-xs); margin-top: var(--s-2); }
.form-error  { color: var(--danger); font-size: var(--fs-xs); margin-top: var(--s-2); }

.input-row { display: flex; gap: var(--s-3); }
.input-row .form-input { flex: 1; }

.checkbox {
  display: flex; align-items: center; gap: var(--s-2);
  font-size: var(--fs-sm); color: var(--text);
}

/* --- Divider with text --- */
.divider {
  display: flex; align-items: center; gap: var(--s-3);
  color: var(--muted); font-size: var(--fs-sm);
  margin: var(--s-5) 0;
}
.divider::before, .divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}

/* --- Tables --- */
.table {
  width: 100%; border-collapse: collapse;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); overflow: hidden;
  font-size: var(--fs-sm);
}
.table th, .table td {
  padding: var(--s-3) var(--s-4);
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.table th {
  background: var(--surface-2);
  color: var(--navy); font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em; font-size: var(--fs-xs);
}
.table tbody tr:last-child td { border-bottom: 0; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }

/* --- Badges / pills (single-line status) --- */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 10px; border-radius: var(--r-pill);
  font-size: 11px; font-weight: 600; white-space: nowrap;
  line-height: 18px;
}
.badge .ic { font-size: 12px; line-height: 1; }
.badge.pending   { background: #fef3c7; color: #92400e; }
.badge.completed { background: #dcfce7; color: #166534; }
.badge.failed    { background: #fee2e2; color: #991b1b; }
.badge.cancelled,
.badge.expired   { background: #e2e8f0; color: #475569; }

/* --- Auth / hero helpers --- */
.auth-card {
  max-width: 440px; margin: 0 auto;
  background: var(--surface);
  padding: var(--s-7) var(--s-6);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  box-shadow: var(--sh-2);
}
.auth-card h1 { font-size: var(--fs-2xl); text-align: center; margin-bottom: var(--s-2); }
.auth-card .sub { text-align: center; color: var(--muted); margin-bottom: var(--s-5); font-size: var(--fs-sm); }
.auth-card .foot { text-align: center; margin-top: var(--s-5); font-size: var(--fs-sm); color: var(--muted); }

/* --- Toast --- */
.toast-wrap {
  position: fixed; top: var(--s-4); right: var(--s-4);
  display: flex; flex-direction: column; gap: var(--s-2);
  z-index: 200; max-width: 360px;
}
.toast {
  background: var(--navy); color: #fff;
  border-radius: var(--r-md);
  padding: var(--s-3) var(--s-4);
  box-shadow: var(--sh-3); font-size: var(--fs-sm);
  animation: toast-in .2s ease-out;
}
.toast.success { background: var(--success); }
.toast.error   { background: var(--danger); }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* --- Stat grid for dashboard --- */
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-4); }
.stat-grid .card { text-align: left; }
.stat-grid .label { color: var(--muted); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .05em; }
.stat-grid .value { font-size: var(--fs-2xl); font-weight: 800; color: var(--navy); margin-top: var(--s-2); }
.stat-grid .unit  { font-size: var(--fs-md); color: var(--muted); margin-left: 4px; }

@media (max-width: 768px) {
  .stat-grid { grid-template-columns: 1fr; }
  .input-row { flex-direction: column; }
}

/* --- Modal --- */
.modal-root { position: relative; }
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.48);
  display: flex; align-items: center; justify-content: center;
  z-index: 500; padding: var(--s-4);
  opacity: 0; pointer-events: none;
  transition: opacity .18s ease;
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }
.modal-card {
  background: #fff; border-radius: 16px;
  max-width: 440px; width: 100%;
  padding: 28px 28px 20px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, .25);
  transform: translateY(8px) scale(.98);
  transition: transform .18s ease;
}
.modal-overlay.open .modal-card { transform: translateY(0) scale(1); }
.modal-title {
  font-size: 18px; font-weight: 700; color: var(--navy);
  margin-bottom: 10px;
}
.modal-body {
  color: var(--text); font-size: 14px; line-height: 1.55;
  margin-bottom: 22px;
}
.modal-body strong { color: var(--navy); }
.modal-actions {
  display: flex; justify-content: flex-end; gap: 10px;
}
.modal-actions .btn { min-width: 96px; }

/* Warning variant */
.modal-warn .modal-title::before {
  content: '⚠'; margin-right: 8px; color: #dc2626;
}

/* Loading overlay */
.modal-loading {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 32px 24px; max-width: 240px; text-align: center;
}
.modal-loading-text { font-size: 14px; color: var(--text); }
.spinner {
  width: 36px; height: 36px;
  border: 3px solid #e2e8f0;
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Address box --- */
.address-box {
  background: var(--surface-2);
  border: 1px dashed var(--border);
  border-radius: var(--r-md);
  padding: var(--s-4);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-3); font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: var(--fs-sm); color: var(--navy);
  word-break: break-all;
}
.address-box button { flex-shrink: 0; }