/* ============================================
   DARK MODE SYSTEM - Toggle Theme Modern
   ============================================ */

/* ── Variabile Dark Mode ───────────────────── */
:root {
  /* Light mode (default) - păstrăm cele existente */
  --brand-red: #e53935;
  --brand-red-2: #b71c1c;
  --brand-black: #1a1a1a;
  --brand-white: #ffffff;
  
  --text: #23272e;
  --text-strong: #0f1115;
  --muted: #5a6c7d;
  
  --bg-1: #f6f7f9;
  --bg-2: #fafafa;
  --panel: #ffffff;
  
  --border: #e6e8ee;
  --row-line: #eef0f4;
  --shadow-weak: rgba(0,0,0,.08);
  --shadow-mid: rgba(0,0,0,.14);
  --shadow-strong: rgba(0,0,0,.28);
  
  --success: #16a085;
  --success-bg: #e8f8f5;
  --warning: #f39c12;
  --warning-bg: #fef9e7;
  --danger: #e53935;
  --danger-bg: #fde2e1;
  --info: #3498db;
  --info-bg: #ebf5fb;
  
  --grad-primary: linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-2) 100%);
  --grad-danger: linear-gradient(135deg, #ff7676 0%, #e53935 100%);
  --grad-export: linear-gradient(135deg, #6ab7ff 0%, #2ea8ff 100%);
  --grad-dark: linear-gradient(135deg, #2a2a2a 0%, #111111 100%);
  
  --focus-ring: color-mix(in srgb, var(--brand-red) 25%, transparent);
}

/* ── Dark Mode Variables ────────────────────── */
[data-theme="dark"] {
  /* Brand colors rămân aceleași pentru consistență */
  --brand-red: #ff5252;
  --brand-red-2: #e53935;
  
  /* Text colors inversate */
  --text: #e4e6eb;
  --text-strong: #f5f6f7;
  --muted: #b0b3b8;
  
  /* Backgrounds dark */
  --bg-1: #18191a;
  --bg-2: #242526;
  --panel: #242526;
  
  /* Borders & shadows pentru dark */
  --border: #3a3b3c;
  --row-line: #3a3b3c;
  --shadow-weak: rgba(0,0,0,.3);
  --shadow-mid: rgba(0,0,0,.5);
  --shadow-strong: rgba(0,0,0,.7);
  
  /* Stări ajustate pentru dark */
  --success: #20c997;
  --success-bg: #1a3a2e;
  --warning: #ffc107;
  --warning-bg: #3a2f1a;
  --danger: #ff5252;
  --danger-bg: #3a1a1a;
  --info: #4fc3f7;
  --info-bg: #1a2a3a;
  
  /* Gradients pentru dark mode */
  --grad-primary: linear-gradient(135deg, #ff5252 0%, #e53935 100%);
  --grad-danger: linear-gradient(135deg, #ff6b6b 0%, #ff5252 100%);
  --grad-export: linear-gradient(135deg, #5dade2 0%, #3498db 100%);
  --grad-dark: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
  
  --focus-ring: color-mix(in srgb, var(--brand-red) 35%, transparent);
}

/* ── Dark Mode Body & Base Styles ──────────── */
[data-theme="dark"] body {
  background: linear-gradient(135deg, #18191a 0%, #242526 50%, #1c1d1e 100%);
  color: var(--text);
}

[data-theme="dark"] .container {
  background: var(--panel);
  box-shadow: 0 10px 40px rgba(0,0,0,.5);
}

/* ── Dark Mode Inputs ──────────────────────── */
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="email"],
[data-theme="dark"] input[type="tel"],
[data-theme="dark"] input[type="password"],
[data-theme="dark"] input[type="date"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] textarea,
[data-theme="dark"] select {
  background: #3a3b3c;
  color: var(--text);
  border-color: #3a3b3c;
}

[data-theme="dark"] input:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] select:focus {
  background: #4a4b4c;
  border-color: var(--brand-red);
}

/* ── Dark Mode Tables ──────────────────────── */
[data-theme="dark"] table {
  background: var(--panel);
}

[data-theme="dark"] tbody tr {
  border-bottom: 1px solid var(--row-line);
}

[data-theme="dark"] tbody tr:hover {
  background: #2a2b2c;
}

[data-theme="dark"] tbody td {
  color: var(--muted);
}

/* ── Dark Mode Cards ───────────────────────── */
[data-theme="dark"] .section-card,
[data-theme="dark"] .question-card,
[data-theme="dark"] .quick-action-card {
  background: var(--panel);
  border-color: var(--border);
}

[data-theme="dark"] .section-card:hover,
[data-theme="dark"] .quick-action-card:hover {
  border-color: var(--brand-red);
  box-shadow: 0 4px 12px rgba(255, 82, 82, 0.2);
}

/* ── Dark Mode Forms ───────────────────────── */
[data-theme="dark"] form {
  background: linear-gradient(to bottom, #242526 0%, #2a2b2c 100%);
  border-color: var(--border);
}

[data-theme="dark"] .review-form {
  background: var(--panel);
  border-color: var(--border);
}

[data-theme="dark"] .anon-toggle-row {
  background: linear-gradient(135deg, #2a2b2c 0%, #242526 100%);
  border-color: rgba(255, 82, 82, 0.3);
}

/* ── Dark Mode Modal ───────────────────────── */
[data-theme="dark"] .modal {
  background: rgba(0,0,0,.8);
}

[data-theme="dark"] .modal-content,
[data-theme="dark"] .thank-you-card {
  background: var(--panel);
}

/* ── Dark Mode Review Page ─────────────────── */
[data-theme="dark"] .review-page {
  background: linear-gradient(135deg, #18191a 0%, #242526 50%, #1c1d1e 100%);
}

[data-theme="dark"] .input-modern,
[data-theme="dark"] .select-modern,
[data-theme="dark"] .textarea-modern {
  background: #3a3b3c;
  color: var(--text);
  border-color: #3a3b3c;
}

[data-theme="dark"] .input-modern:focus,
[data-theme="dark"] .select-modern:focus,
[data-theme="dark"] .textarea-modern:focus {
  background: #4a4b4c;
  border-color: var(--brand-red);
}

/* ── DARK MODE TOGGLE BUTTON ──────────────── */
.theme-toggle {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9998;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--grad-primary);
  border: 3px solid var(--panel);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  overflow: hidden;
}

.theme-toggle:hover {
  transform: scale(1.1) rotate(10deg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.theme-toggle:active {
  transform: scale(0.95);
}

/* Iconițe sun/moon */
.theme-toggle__icon {
  width: 24px;
  height: 24px;
  color: white;
  transition: all 0.3s ease;
  position: absolute;
}

.theme-toggle__sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.theme-toggle__moon {
  opacity: 0;
  transform: rotate(180deg) scale(0);
}

[data-theme="dark"] .theme-toggle__sun {
  opacity: 0;
  transform: rotate(-180deg) scale(0);
}

[data-theme="dark"] .theme-toggle__moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Tooltip (opțional) */
.theme-toggle::before {
  content: attr(data-tooltip);
  position: absolute;
  right: calc(100% + 12px);
  background: var(--panel);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(10px);
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
}

.theme-toggle:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* Mobile: buton mai mic, poziționat diferit */
@media (max-width: 768px) {
  .theme-toggle {
    width: 48px;
    height: 48px;
    bottom: 20px;
    right: 20px;
  }
  
  .theme-toggle__icon {
    width: 20px;
    height: 20px;
  }
  
  .theme-toggle::before {
    display: none; /* ascund tooltip pe mobil */
  }
}

/* ── Smooth Transitions pe tot ─────────────── */
* {
  transition: background-color 0.3s ease, 
              color 0.3s ease, 
              border-color 0.3s ease;
}

/* Exclud animații de la tranziția globală */
*:is(
  [class*="modal"],
  [class*="thank-you"],
  [class*="hero"],
  .btn,
  button,
  a
) {
  transition: all 0.3s ease;
}

/* ── Dark Mode pentru Pagination ───────────── */
[data-theme="dark"] .pagination button,
[data-theme="dark"] .pagination a,
[data-theme="dark"] .pagination span {
  background: var(--panel);
  color: var(--brand-red);
  border-color: var(--brand-red);
}

[data-theme="dark"] .pagination button:hover:not(:disabled),
[data-theme="dark"] .pagination a:hover {
  background: var(--brand-red);
  color: white;
}

/* ── Dark Mode pentru Navigation ───────────── */
[data-theme="dark"] .modern-header {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

/* ── Îmbunătățiri vizuale Dark Mode ────────── */
[data-theme="dark"] .hero-logo-circle {
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 
    inset 0 0 0 1px rgba(255, 255, 255, 0.15),
    0 8px 24px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .feedback-hero {
  box-shadow: 0 12px 40px rgba(255, 82, 82, 0.3);
}

[data-theme="dark"] .switch-track {
  background: #4a4b4c;
}

[data-theme="dark"] .char-hint,
[data-theme="dark"] .char-count {
  color: var(--muted);
}

/* ── Dark Mode pentru Tabelele Expandabile ──── */
[data-theme="dark"] #user_reviewsContainer,
[data-theme="dark"] #questionsContainer,
[data-theme="dark"] #answer_optionsContainer,
[data-theme="dark"] #answer_choicesContainer {
  background: var(--panel) !important;
}

[data-theme="dark"] #user_reviewsContainer > td,
[data-theme="dark"] #questionsContainer > td,
[data-theme="dark"] #answer_optionsContainer > td,
[data-theme="dark"] #answer_choicesContainer > td {
  background: var(--panel) !important;
  padding: 0 !important;
}

[data-theme="dark"] #user_reviewsContainer > td > div,
[data-theme="dark"] #questionsContainer > td > div,
[data-theme="dark"] #answer_optionsContainer > td > div,
[data-theme="dark"] #answer_choicesContainer > td > div {
  background: #1a1a1a !important;
  padding: 20px;
}

[data-theme="dark"] .crud-table {
  background: var(--panel) !important;
}

[data-theme="dark"] .crud-table thead {
  background: var(--grad-dark) !important;
}

[data-theme="dark"] .crud-table thead th {
  color: var(--brand-white) !important;
  background: transparent;
}

[data-theme="dark"] .crud-table tbody tr {
  border-bottom: 1px solid var(--row-line);
  background: var(--panel) !important;
}

[data-theme="dark"] .crud-table tbody tr:hover {
  background: #2a2b2c !important;
}

[data-theme="dark"] .crud-table tbody td {
  color: var(--text) !important;
}

/* ── Dark Mode pentru Badge-uri în tabel ────── */
[data-theme="dark"] .badge-info {
  background: #1a2a3a;
  color: #4fc3f7;
  border: 1px solid #2a3a4a;
}

/* ── Dark Mode pentru Pagination în tabel ───── */
[data-theme="dark"] .pagination .current {
  background: var(--panel);
  color: var(--text);
  border: 2px solid var(--border);
}

/* ── Dark Mode pentru Secțiunea Acțiuni Rapide ── */
[data-theme="dark"] .quick-actions-section {
  background: linear-gradient(135deg, #242526 0%, #2a2b2c 100%) !important;
  border: 2px dashed rgba(255, 82, 82, 0.4) !important;
}

/* ── Dark Mode pentru Trend Badges ────────────── */
[data-theme="dark"] .trend-badge {
  background: rgba(255, 255, 255, 0.1);
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 700;
}

[data-theme="dark"] .trend-up {
  color: #7fffd4;
}

[data-theme="dark"] .trend-down {
  color: #ff9999;
}

/* ── Dark Mode pentru Progress Bars ──────────── */
[data-theme="dark"] .progress-bar-bg {
  background: #3a3b3c !important;
}

[data-theme="dark"] .progress-bar-fill {
  background: linear-gradient(90deg, #ff5252, #e53935) !important;
}

/* ── Dark Mode pentru Empty States ──────────── */
[data-theme="dark"] .empty-state-dashboard {
  color: var(--muted) !important;
}

/* ── Dark Mode pentru "Adaugă Răspuns Nou" Section ── */
[data-theme="dark"] .add-answer-section {
  background: linear-gradient(135deg, #242526 0%, #2a2b2c 100%) !important;
  border: 2px solid rgba(255, 82, 82, 0.5) !important;
}

[data-theme="dark"] .add-answer-section label {
  color: var(--brand-red) !important;
}

[data-theme="dark"] .add-answer-section small {
  color: var(--brand-red) !important;
  opacity: 0.9;
}

/* ── Dark Mode pentru Chart.js (dinamic via JS) ── */
[data-theme="dark"] canvas {
  /* Chart.js va fi actualizat dinamic via JavaScript */
}

/* ── Ajustări fine pentru accesibilitate ───── */
[data-theme="dark"] ::placeholder {
  color: #8a8d91;
}

[data-theme="dark"] ::-webkit-scrollbar {
  width: 12px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
  background: #242526;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: #4a4b4c;
  border-radius: 6px;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
  background: #5a5b5c;
}

/* ── Dark Mode pentru Alerts ───────────────── */
[data-theme="dark"] .alert.success,
[data-theme="dark"] .message {
  background: var(--success-bg);
  color: #7fffd4;
}

[data-theme="dark"] .alert.error {
  background: var(--danger-bg);
  color: #ff9999;
}

[data-theme="dark"] .alert.warning {
  background: var(--warning-bg);
  color: #ffd966;
}

[data-theme="dark"] .alert.info {
  background: var(--info-bg);
  color: #99d9ff;
}

/* ── Prefers color scheme (respectă setarea OS) ── */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    /* Aplicăm automat dark mode dacă user-ul are dark mode în OS */
    --brand-red: #ff5252;
    --brand-red-2: #e53935;
    --text: #e4e6eb;
    --text-strong: #f5f6f7;
    --muted: #b0b3b8;
    --bg-1: #18191a;
    --bg-2: #242526;
    --panel: #242526;
    --border: #3a3b3c;
    --row-line: #3a3b3c;
  }
}

/* ── Animation pentru switch-ul de temă ──────── */
@keyframes themeSwitch {
  0% { opacity: 0; transform: scale(0.95); }
  100% { opacity: 1; transform: scale(1); }
}

.theme-switching {
  animation: themeSwitch 0.3s ease;
}
/* Dark mode adjustments - culori Contakt */
[data-theme="dark"] .ipo-float-ad {
  background: linear-gradient(135deg, 
    rgba(255, 82, 82, 0.94) 0%, 
    rgba(214, 40, 40, 0.94) 100%);
  box-shadow: 
    0 20px 60px rgba(230, 57, 70, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.2) inset,
    0 0 80px rgba(214, 40, 40, 0.4);
}

[data-theme="dark"] .ipo-close {
  background: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .ipo-close:hover {
  background: rgba(255, 255, 255, 0.22);
}

[data-theme="dark"] .ipo-badge {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .ipo-cta {
  background: rgba(255, 255, 255, 0.96);
  color: var(--brand-red-2, #b71c1c);
  border-color: rgba(255, 255, 255, 0.4);
}

[data-theme="dark"] .ipo-content:hover .ipo-cta {
  background: white;
  color: var(--brand-red, #e63946);
}