:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --border: #2d3a4f;
  --border-hover: #3d5280;
  --text: #e8edf4;
  --muted: #8b9cb3;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.35);
  --danger: #ef4444;
  --success: #22c55e;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --ease-out: cubic-bezier(0.33, 1, 0.68, 1);
  --transition-fast: 0.18s var(--ease-out);
  --transition-med: 0.22s var(--ease-out);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: radial-gradient(ellipse 120% 80% at 50% -20%, #1e3a5f 0%, var(--bg) 55%);
  color: var(--text);
  line-height: 1.5;
}

/* Bootstrap admin paneli — giriş sayfası gradyanını ezmesin */
body.admin-app {
  background: var(--bs-body-bg);
  background-image: none;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover {
  color: #60a5fa;
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  transition: border-color var(--transition-med), box-shadow var(--transition-med);
}

.card:hover {
  border-color: rgba(59, 130, 246, 0.22);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.42), 0 0 0 1px rgba(59, 130, 246, 0.06);
}

h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
  color: var(--muted);
}

label {
  display: block;
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

input[type="text"],
input[type="password"],
input[type="date"],
input[type="number"],
input[type="file"],
select,
textarea {
  width: 100%;
  max-width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

input[type="text"]:hover,
input[type="password"]:hover,
input[type="date"]:hover,
input[type="number"]:hover,
select:hover,
textarea:hover {
  border-color: var(--border-hover);
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="date"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

textarea {
  min-height: 80px;
  resize: vertical;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  border: none;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  background: var(--accent);
  color: #fff;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.45);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.35);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-glow), 0 4px 14px rgba(59, 130, 246, 0.4);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: none;
}

.btn-ghost:hover {
  border-color: rgba(59, 130, 246, 0.55);
  color: #93c5fd;
  background: rgba(59, 130, 246, 0.12);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
  transform: translateY(-1px);
}

.btn-ghost:active {
  transform: translateY(0);
}

.btn-ghost:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
}

.btn-danger {
  background: var(--danger);
}

.btn-danger:hover {
  background: #f87171;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.45);
  transform: translateY(-1px);
}

.btn-danger:active {
  transform: translateY(0);
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-fis {
  background: rgba(34, 197, 94, 0.2);
  color: var(--success);
}

.badge-fatura {
  background: rgba(59, 130, 246, 0.2);
  color: var(--accent);
}

.badge-diger {
  background: rgba(139, 156, 179, 0.2);
  color: var(--muted);
}

.badge-gelir {
  background: rgba(34, 197, 94, 0.2);
  color: #4ade80;
}

.badge-gider {
  background: rgba(248, 113, 113, 0.15);
  color: #fca5a5;
}

.badge-bekliyor {
  background: rgba(234, 179, 8, 0.18);
  color: #fbbf24;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  transition: border-color var(--transition-med), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-card:hover {
  border-color: rgba(59, 130, 246, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.stat-card .stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0 0 0.35rem;
}

.stat-card .stat-value {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.2;
}

.stat-card.stat-kar .stat-value {
  color: #4ade80;
}

.stat-card.stat-zarar .stat-value {
  color: #fca5a5;
}

.msg {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.msg-ok {
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.35);
  color: #86efac;
}

.msg-err {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  text-align: left;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

tbody tr {
  transition: background var(--transition-fast);
}

tbody tr:hover td {
  background: rgba(59, 130, 246, 0.08);
}

tbody tr:hover td:first-child {
  box-shadow: inset 3px 0 0 rgba(59, 130, 246, 0.65);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.login-center {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-box {
  width: 100%;
  max-width: 400px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 640px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.muted {
  color: var(--muted);
  font-size: 0.875rem;
}

.preview-frame {
  width: 100%;
  min-height: 70vh;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #000;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }

  .btn:hover,
  .btn-ghost:hover,
  .btn-danger:hover,
  .stat-card:hover {
    transform: none;
  }

  .card:hover {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  }
}