/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary:       #4f46e5;
  --primary-dark:  #4338ca;
  --primary-light: #eef2ff;
  --success:       #16a34a;
  --success-light: #dcfce7;
  --warning:       #b45309;
  --warning-light: #fef3c7;
  --danger:        #dc2626;
  --danger-light:  #fee2e2;
  --muted:         #64748b;
  --muted-dark:    #475569;
  --border:        #e2e8f0;
  --border-dark:   #cbd5e1;
  --bg:            #f8fafc;
  --bg-subtle:     #f1f5f9;
  --card-bg:       #ffffff;
  --text:          #0f172a;
  --text-secondary:#334155;
  --radius:        10px;
  --radius-sm:     6px;
  --shadow-sm:     0 1px 2px rgba(0,0,0,.06);
  --shadow:        0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:     0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.05);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== Navbar ===== */
.navbar {
  background: var(--text);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 54px;
  box-shadow: 0 1px 0 rgba(255,255,255,.05);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-brand {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: white;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.navbar-brand::before {
  content: '⚡';
  font-size: .9rem;
}
.navbar-links { display: flex; gap: .25rem; align-items: center; }
.navbar-links a {
  color: #94a3b8;
  text-decoration: none;
  padding: .35rem .75rem;
  border-radius: var(--radius-sm);
  font-size: .85rem;
  font-weight: 500;
  transition: color .15s, background .15s;
}
.navbar-links a:hover { color: white; background: rgba(255,255,255,.08); }
.navbar-links a.active { color: white; background: rgba(255,255,255,.1); }
.btn-logout {
  background: rgba(255,255,255,.08) !important;
  color: #94a3b8 !important;
  border: 1px solid rgba(255,255,255,.1) !important;
}
.btn-logout:hover { color: white !important; background: rgba(255,255,255,.14) !important; }

/* ===== Layout ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 1.75rem 1.5rem; }
.page-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.page-title { font-size: 1.375rem; font-weight: 700; flex: 1; letter-spacing: -.02em; color: var(--text); }
.section { margin-top: 1.5rem; }
.section h2 { font-size: 1rem; font-weight: 600; margin-bottom: .75rem; color: var(--text-secondary); }

/* ===== Cards ===== */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow);
}
.card h2 {
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--muted);
}
.card-form { max-width: 780px; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.25rem; }
.section-header h2 { margin-bottom: 0; border-bottom: none; padding-bottom: 0; }

/* ===== Stats ===== */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-bottom: 1.75rem; }
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--primary);
  border-radius: var(--radius) var(--radius) 0 0;
}
.stat-card.stat-warning::before { background: #f59e0b; }
.stat-card.stat-warning { border-color: #fde68a; }
.stat-label {
  font-size: .7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: .6rem;
  font-weight: 600;
}
.stat-value { font-size: 1.875rem; font-weight: 800; color: var(--text); letter-spacing: -.03em; line-height: 1; }
.stat-sub { font-size: .75rem; color: var(--muted); margin-top: .4rem; }

/* ===== Tables ===== */
.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th {
  background: var(--bg-subtle);
  padding: .65rem .875rem;
  text-align: left;
  font-weight: 600;
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted-dark);
  border-bottom: 1px solid var(--border-dark);
  white-space: nowrap;
}
.table td {
  padding: .75rem .875rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--text-secondary);
}
.table td:first-child { color: var(--text); font-weight: 500; }
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--primary-light); }
.table a:not(.btn) { color: var(--primary); text-decoration: none; font-weight: 500; }
.table a:not(.btn):hover { text-decoration: underline; }

/* ===== Badges & Status ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: .2rem .6rem;
  border-radius: 99px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.badge-basic  { background: #f1f5f9; color: #475569; }
.badge-pro    { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.badge-premium{ background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }

.status-active   { color: #15803d; font-weight: 600; }
.status-expired  { color: var(--danger); font-weight: 600; }
.status-paused   { color: #92400e; font-weight: 600; }
.status-cancelled{ color: var(--muted); font-weight: 600; text-decoration: line-through; }
.status-trial    { color: var(--primary); font-weight: 600; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  padding: .5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .825rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition: background .15s, box-shadow .15s, border-color .15s, color .15s;
  white-space: nowrap;
  line-height: 1.4;
  letter-spacing: .01em;
}
.btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Primary — indigo solid */
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); box-shadow: 0 1px 3px rgba(79,70,229,.35); }

/* Secondary — slate outline */
.btn-secondary {
  background: white;
  color: var(--text-secondary);
  border-color: var(--border-dark);
}
.btn-secondary:hover { background: var(--bg-subtle); border-color: #94a3b8; color: var(--text); }

/* Warning — amber solid */
.btn-warning { background: #d97706; color: #fff; border-color: #d97706; }
.btn-warning:hover { background: var(--warning); border-color: var(--warning); box-shadow: 0 1px 3px rgba(180,83,9,.35); }

/* Danger — red outline (for secondary destructive actions) */
.btn-danger {
  background: white;
  color: var(--danger);
  border-color: #fca5a5;
}
.btn-danger:hover { background: var(--danger-light); border-color: var(--danger); }

/* Danger solid — red filled (for final destructive confirmation) */
.btn-danger-solid { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger-solid:hover { background: #b91c1c; border-color: #b91c1c; box-shadow: 0 1px 3px rgba(220,38,38,.35); }

/* Success — green solid */
.btn-success { background: var(--success); color: #fff; border-color: var(--success); }
.btn-success:hover { background: #15803d; border-color: #15803d; box-shadow: 0 1px 3px rgba(22,163,74,.35); }

/* Link — text only */
.btn-link { background: none; color: var(--primary); border-color: transparent; padding-left: .25rem; padding-right: .25rem; font-weight: 500; }
.btn-link:hover { text-decoration: underline; background: none; }

/* Sizes */
.btn-sm { padding: .3rem .65rem; font-size: .775rem; }
.btn-full { width: 100%; padding: .65rem; }

/* ===== Forms ===== */
.form-group { margin-bottom: 1.1rem; }
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: .4rem;
  font-size: .8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  font-size: .875rem;
  background: white;
  color: var(--text);
  transition: border-color .15s, box-shadow .15s;
  appearance: none;
  -webkit-appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .65rem center;
  padding-right: 2rem;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,.12);
}
.form-group input::placeholder { color: #94a3b8; }
.form-group small { font-size: .75rem; color: var(--muted); margin-top: .3rem; display: block; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group-grow { grid-column: 1 / -1; }
.form-actions {
  display: flex;
  gap: .75rem;
  justify-content: flex-end;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.form-info {
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  border-radius: var(--radius-sm);
  padding: .875rem 1rem;
  margin-bottom: 1rem;
  font-size: .85rem;
  color: #0369a1;
}
.form-info ul { margin: .35rem 0 0 1.25rem; }
.form-info li { margin-bottom: .15rem; }
.inline-form { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.inline-form select { width: auto; }

/* ===== DL Grid ===== */
.dl-grid { display: grid; grid-template-columns: auto 1fr; gap: .5rem 1.25rem; font-size: .875rem; }
.dl-grid-3 { grid-template-columns: repeat(2, auto 1fr); }
.dl-grid dt { font-weight: 600; color: var(--muted); white-space: nowrap; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.dl-grid dd { color: var(--text-secondary); word-break: break-word; }

/* ===== Weight Chart ===== */
.weight-chart { display: flex; gap: 4px; align-items: flex-end; height: 100px; padding: .5rem 0; }
.weight-bar-wrap { display: flex; flex-direction: column; align-items: center; gap: 2px; flex: 1; }
.weight-bar { width: 100%; background: var(--primary); border-radius: 3px 3px 0 0; opacity: .75; min-height: 4px; }
.weight-label { font-size: .6rem; color: var(--muted); }
.weight-summary { font-size: .85rem; margin-top: .875rem; color: var(--muted); }

/* ===== Alerts ===== */
.alert {
  padding: .875rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  font-size: .875rem;
  font-weight: 500;
  display: flex;
  align-items: flex-start;
  gap: .5rem;
}
.alert-error {
  background: var(--danger-light);
  color: #991b1b;
  border: 1px solid #fca5a5;
}
.alert-success {
  background: var(--success-light);
  color: #166534;
  border: 1px solid #86efac;
}

/* ===== Misc ===== */
.text-muted    { color: var(--muted); }
.text-success  { color: var(--success); }
.text-warning  { color: var(--warning); }

code {
  background: var(--bg-subtle);
  padding: .15rem .4rem;
  border-radius: 4px;
  font-size: .8em;
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.empty-state {
  text-align: center;
  padding: 3.5rem 2rem;
  color: var(--muted);
  font-size: .95rem;
}
.empty-state::before {
  content: '—';
  display: block;
  font-size: 1.5rem;
  margin-bottom: .5rem;
  opacity: .4;
}

.error-page { text-align: center; padding: 4rem 2rem; }
.error-page h1 { font-size: 2rem; margin-bottom: 1rem; color: var(--danger); }
.error-page .error-message { font-size: 1.1rem; color: var(--muted); margin-bottom: 2rem; }
.error-page .btn { margin: 0 .5rem; }

.action-buttons { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1.25rem; }

.pagination {
  display: flex;
  gap: .75rem;
  align-items: center;
  margin-top: 1.25rem;
  font-size: .82rem;
  color: var(--muted);
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* ===== Danger Zone ===== */
.danger-zone { border-color: #fca5a5; background: #fffafa; }
.danger-zone h2 { color: var(--danger); border-bottom-color: #fca5a5; }
.danger-zone > p { font-size: .875rem; color: #7f1d1d; margin-bottom: 1.25rem; line-height: 1.6; }
.delete-confirm-box {
  background: var(--danger-light);
  border: 1px solid #fca5a5;
  border-radius: var(--radius-sm);
  padding: 1.25rem;
}
.delete-confirm-box p { margin-bottom: .875rem; font-size: .875rem; color: #7f1d1d; line-height: 1.6; }

/* ===== Migration ===== */
.migration-card { border-left: 4px solid #7c3aed; }
.migration-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.migration-option {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
}
.migration-option h3 {
  font-size: .7rem;
  font-weight: 700;
  color: var(--muted-dark);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 1rem;
}
.token-display {
  background: #0f172a;
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: .875rem;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.token-code {
  font-family: 'SFMono-Regular', Consolas, Menlo, monospace;
  font-size: 1.75rem;
  font-weight: 800;
  color: #67e8f9;
  letter-spacing: .15em;
}
.token-expiry { font-size: .72rem; color: #64748b; }
.token-instructions {
  font-size: .82rem;
  color: #166534;
  line-height: 1.7;
  background: var(--success-light);
  border: 1px solid #86efac;
  border-radius: var(--radius-sm);
  padding: .75rem 1rem;
  margin-bottom: .875rem;
}
@media (max-width: 768px) { .migration-grid { grid-template-columns: 1fr; } }

/* ===== Prospects ===== */
.badge-count {
  background: var(--warning-light);
  color: var(--warning);
  border: 1px solid #fcd34d;
  border-radius: 99px;
  padding: .2rem .75rem;
  font-size: .75rem;
  font-weight: 700;
}
.badge-readonly {
  background: #f0f9ff;
  color: #0369a1;
  border: 1px solid #bae6fd;
  border-radius: 4px;
  padding: .15rem .45rem;
  font-size: .68rem;
  font-weight: 600;
  vertical-align: middle;
  margin-left: .5rem;
  text-transform: uppercase;
  letter-spacing: .03em;
}
/* ===== Danger zone options ===== */
.danger-option {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  justify-content: space-between;
}
.danger-option-info { flex: 1; }
.danger-option-info h3 {
  font-size: .95rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: .35rem;
}
.danger-option-info p {
  font-size: .85rem;
  color: #6b7280;
  line-height: 1.5;
  margin: 0;
}
.danger-option form, .danger-option button { flex-shrink: 0; }
.badge-reversible {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #86efac;
  border-radius: 4px;
  padding: .1rem .4rem;
  font-size: .65rem;
  font-weight: 600;
  vertical-align: middle;
  margin-left: .4rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.badge-irreversible {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
  border-radius: 4px;
  padding: .1rem .4rem;
  font-size: .65rem;
  font-weight: 600;
  vertical-align: middle;
  margin-left: .4rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.badge-inactive {
  background: #f3f4f6;
  color: #6b7280;
  border: 1px solid #d1d5db;
  border-radius: 4px;
  padding: .15rem .5rem;
  font-size: .7rem;
  font-weight: 600;
  vertical-align: middle;
  margin-left: .5rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.id-highlight {
  background: var(--warning-light);
  color: #92400e;
  padding: .2rem .55rem;
  border-radius: 4px;
  font-size: .9em;
  border: 1px solid #fcd34d;
  font-family: monospace;
  font-weight: 600;
}
.card-convert { border-left: 4px solid var(--primary); }

fieldset.fieldset {
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
}
fieldset.fieldset legend {
  font-size: .7rem;
  font-weight: 700;
  color: var(--muted-dark);
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 0 .5rem;
}

/* ===== Filter Bar ===== */
.filter-bar {
  display: flex;
  gap: .5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  align-items: center;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .75rem 1rem;
}
.filter-bar select,
.filter-bar input {
  width: auto;
  padding: .4rem .7rem;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  font-size: .84rem;
  color: var(--text);
  background: var(--bg-subtle);
  appearance: none;
  -webkit-appearance: none;
}
.filter-bar select { padding-right: 1.75rem; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .55rem center; }
.filter-bar input { min-width: 210px; }
.filter-bar input:focus,
.filter-bar select:focus { outline: none; border-color: var(--primary); background: white; }

/* ===== Login Page ===== */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #eef2ff 0%, #f8fafc 60%, #f0fdf4 100%);
}
.login-container {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  width: 100%;
  max-width: 390px;
  box-shadow: var(--shadow-md);
}
.login-container h1 {
  font-size: 1.375rem;
  font-weight: 800;
  text-align: center;
  color: var(--text);
  margin-bottom: .25rem;
  letter-spacing: -.02em;
}
.login-container h2 {
  font-size: .875rem;
  text-align: center;
  color: var(--muted);
  margin-bottom: 1.75rem;
  font-weight: 400;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .stats-grid       { grid-template-columns: repeat(2, 1fr); }
  .detail-grid      { grid-template-columns: 1fr; }
  .form-row         { grid-template-columns: 1fr; }
  .dl-grid-3        { grid-template-columns: auto 1fr; }
  .filter-bar input { min-width: 140px; }
  .container        { padding: 1rem; }
  .page-header      { margin-bottom: 1.25rem; }
}