@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ============================================
   DESIGN TOKENS
   ============================================ */
:root {
  --bg-primary: #0a0b0f;
  --bg-secondary: #12141c;
  --bg-card: rgba(22, 25, 37, 0.85);
  --bg-card-hover: rgba(28, 32, 48, 0.9);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-active: rgba(139, 92, 246, 0.4);

  --text-primary: #e8eaed;
  --text-secondary: #8b8fa3;
  --text-muted: #555872;

  --accent: #8b5cf6;
  --accent-glow: rgba(139, 92, 246, 0.35);
  --accent-light: #a78bfa;

  --success: #34d399;
  --success-glow: rgba(52, 211, 153, 0.3);
  --warning: #fbbf24;
  --warning-glow: rgba(251, 191, 36, 0.3);
  --danger: #f87171;

  --thermo-gradient: linear-gradient(90deg, #8b5cf6, #6366f1, #3b82f6);
  --thermo-ready: linear-gradient(90deg, #34d399, #10b981, #059669);
  --thermo-drawn: linear-gradient(90deg, #fbbf24, #f59e0b, #d97706);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 30px var(--accent-glow);

  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(99, 102, 241, 0.06) 0%, transparent 50%),
    var(--bg-primary);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-card);
  animation: fadeUp 0.5s ease-out;
}

.login-card h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.login-card .subtitle {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn-primary {
  width: 100%;
  padding: 0.85rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

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

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.login-error {
  color: var(--danger);
  font-size: 0.85rem;
  margin-top: 1rem;
  text-align: center;
  min-height: 1.2em;
}

/* ============================================
   DASHBOARD LAYOUT
   ============================================ */
.dashboard {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
}

.topbar-title {
  font-size: 1.1rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-user {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.btn-logout {
  padding: 0.4rem 0.9rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-logout:hover {
  background: rgba(248, 113, 113, 0.1);
  border-color: rgba(248, 113, 113, 0.3);
  color: var(--danger);
}

/* Tabs */
.tab-bar {
  display: flex;
  gap: 0;
  padding: 0 2rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.tab-btn {
  padding: 0.85rem 1.5rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.tab-btn:hover { color: var(--text-primary); }

.tab-btn.active {
  color: var(--accent-light);
  border-bottom-color: var(--accent);
}

.tab-content {
  flex: 1;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============================================
   ORDERS TABLE
   ============================================ */
.orders-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.orders-header h2 {
  font-size: 1.25rem;
  font-weight: 600;
}

.orders-count {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
}

.table-wrap th {
  text-align: left;
  padding: 0.85rem 1.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-subtle);
}

.table-wrap td {
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.table-wrap tr:last-child td { border-bottom: none; }

.table-wrap tr:hover td {
  background: rgba(139, 92, 246, 0.03);
  color: var(--text-primary);
}

.table-wrap td:first-child {
  font-weight: 500;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.pagination button {
  padding: 0.45rem 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}

.pagination button:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--text-primary);
}

.pagination button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.pagination .page-info {
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0 0.5rem;
}

/* ============================================
   GIVEAWAY CARDS
   ============================================ */
.giveaways-grid {
  display: grid;
  gap: 1.25rem;
}

.giveaway-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.giveaway-card:hover {
  border-color: var(--border-active);
}

.giveaway-card.is-ready {
  border-color: rgba(52, 211, 153, 0.3);
  box-shadow: 0 0 24px var(--success-glow);
}

.giveaway-card.is-drawn {
  border-color: rgba(251, 191, 36, 0.2);
}

.giveaway-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.giveaway-round {
  font-size: 1.1rem;
  font-weight: 600;
}

.badge {
  padding: 0.3rem 0.7rem;
  border-radius: 9999px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-active {
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-light);
}

.badge-ready {
  background: rgba(52, 211, 153, 0.15);
  color: var(--success);
  animation: pulse-badge 2s ease-in-out infinite;
}

.badge-drawn {
  background: rgba(251, 191, 36, 0.15);
  color: var(--warning);
}

/* Thermometer */
.thermo-container {
  margin-bottom: 1rem;
}

.thermo-labels {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.thermo-count {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.thermo-target {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.thermo-track {
  width: 100%;
  height: 14px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}

.thermo-fill {
  height: 100%;
  border-radius: 9999px;
  background: var(--thermo-gradient);
  transition: width 1s cubic-bezier(0.22, 1, 0.36, 1);
  position: relative;
  min-width: 0%;
}

.thermo-fill::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: linear-gradient(90deg, transparent 60%, rgba(255, 255, 255, 0.2));
  border-radius: 9999px;
  animation: shimmer 2s ease-in-out infinite;
}

.giveaway-card.is-ready .thermo-fill {
  background: var(--thermo-ready);
}

.giveaway-card.is-drawn .thermo-fill {
  background: var(--thermo-drawn);
}

/* Winner Display */
.winner-display {
  margin-top: 1.25rem;
  padding: 1.25rem;
  background: rgba(251, 191, 36, 0.06);
  border: 1px solid rgba(251, 191, 36, 0.15);
  border-radius: var(--radius-md);
  text-align: center;
}

.winner-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--warning);
  margin-bottom: 0.5rem;
}

.winner-order-id {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--warning);
  font-variant-numeric: tabular-nums;
}

.winner-drawn-at {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* Draw Button */
.btn-draw {
  margin-top: 1.25rem;
  width: 100%;
  padding: 0.85rem;
  background: linear-gradient(135deg, #34d399, #10b981);
  color: #0a0b0f;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-draw:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 24px var(--success-glow);
}

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

.btn-draw:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Draw Animation */
.draw-animation {
  display: none;
  text-align: center;
  padding: 2rem;
  animation: fadeUp 0.4s ease-out;
}

.draw-animation.show { display: block; }

.draw-spinner {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-light);
  font-variant-numeric: tabular-nums;
  animation: numberSpin 0.1s step-end infinite;
}

/* ============================================
   EMPTY STATES
   ============================================ */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state p {
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

/* ============================================
   LOADING
   ============================================ */
.loading-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
  gap: 0.5rem;
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-subtle);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes pulse-badge {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@keyframes numberSpin {
  0% { content: '0'; }
  100% { content: '9'; }
}

@keyframes confetti-fall {
  0% { transform: translateY(-100%) rotate(0deg); opacity: 1; }
  100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 640px) {
  .topbar { padding: 0.75rem 1rem; }
  .tab-bar { padding: 0 1rem; }
  .tab-content { padding: 1.25rem; }
  .giveaway-card { padding: 1.25rem; }
  .table-wrap th, .table-wrap td { padding: 0.6rem 0.75rem; font-size: 0.8rem; }
  .login-card { padding: 2rem 1.75rem; }
}

/* ============================================
   CONFETTI
   ============================================ */
.confetti-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  width: 10px;
  height: 10px;
  top: -10px;
  animation: confetti-fall 3s ease-in forwards;
}