/* ==========================================
   Millennium Dawn - Component Library
   Buttons, Cards, Modals, Badges, Inputs, Panels, Tables
   ========================================== */

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.4rem;
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: #020617;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
  box-shadow: 0 4px 15px var(--accent-glow);
  text-decoration: none;
}
.btn:hover {
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--accent-glow);
}
.btn:active { transform: translateY(0); }
.btn:disabled {
  opacity: 0.4;
  pointer-events: none;
  transform: none;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg-mute);
  box-shadow: none;
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--fg);
  box-shadow: none;
}
.btn-outline.active {
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent);
  border-color: var(--accent);
}

.btn-danger {
  background: linear-gradient(135deg, #dc2626, var(--danger));
  box-shadow: 0 4px 15px var(--danger-glow);
}

.btn-success {
  background: linear-gradient(135deg, #16a34a, var(--success));
  box-shadow: 0 4px 15px var(--success-glow);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  border-radius: 4px;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
}

/* ---- CARDS ---- */
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.card:hover {
  border-color: var(--border-hover);
}

.item-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  transition: border-color var(--transition-fast);
}
.item-card:hover {
  border-color: rgba(56, 189, 248, 0.2);
}
.item-card h4 {
  margin: 0 0 0.2rem;
  font-size: 0.85rem;
  color: #e2e8f0;
}
.item-card p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--fg-dim);
}
.item-card .card-btn {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: #020617;
  border: none;
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 0.4rem;
  transition: transform var(--transition-fast);
}
.item-card .card-btn:hover { transform: translateY(-1px); }

/* ---- MODALS ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-smooth);
}
.modal-overlay.show { opacity: 1; }

.modal-box {
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.97), rgba(2, 6, 23, 0.99));
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  max-width: 480px;
  width: 90%;
  box-shadow: var(--panel-shadow), 0 0 40px rgba(56, 189, 248, 0.1);
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-spring);
  text-align: center;
}
.modal-overlay.show .modal-box {
  transform: scale(1) translateY(0);
}

/* ---- BADGES ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge-accent { background: var(--accent-glow); color: var(--accent); }
.badge-success { background: var(--success-glow); color: #bbf7d0; }
.badge-danger { background: var(--danger-glow); color: #fecaca; }
.badge-warning { background: var(--warning-glow); color: #fde68a; }
.badge-neutral { background: rgba(255,255,255,0.06); color: var(--fg-mute); }

/* ---- INPUTS ---- */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--fg);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
input::placeholder { color: var(--fg-dim); }

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
}

/* ---- PANELS (glass) ---- */
.glass {
  background: var(--bg-panel);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
}
.panel {
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

/* ---- TABLES ---- */
.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 0.25rem;
}
.table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  color: var(--fg-dim);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.table td {
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.025);
  font-size: 0.85rem;
}
.table tr td:first-child { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.table tr td:last-child { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

/* ---- ALERTS ---- */
.alert {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  margin: 0.75rem 0;
  border: 1px solid transparent;
  font-size: 0.85rem;
}
.alert.error {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.2);
  color: #fecaca;
}
.alert.success {
  background: rgba(34, 197, 94, 0.1);
  border-color: rgba(34, 197, 94, 0.2);
  color: #bbf7d0;
}

/* ---- PROGRESS BAR ---- */
.progress-bar {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 9999px;
  height: 6px;
  overflow: hidden;
  margin: 0.3rem 0;
}
.progress-bar .fill {
  height: 100%;
  border-radius: 9999px;
  transition: width var(--transition-smooth);
}
.progress-bar .fill.accent { background: var(--accent); }
.progress-bar .fill.warning { background: var(--warning); }
.progress-bar .fill.success { background: var(--success); }
.progress-bar .fill.danger { background: var(--danger); }
.progress-bar .fill.gradient {
  background: linear-gradient(90deg, var(--success), var(--warning), var(--danger));
}

/* ---- TOAST ---- */
.toast {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: #020617;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-sm);
  z-index: 100000;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  font-weight: 700;
  font-size: 0.85rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}
.toast.show {
  opacity: 1;
  pointer-events: auto;
}
.toast.danger {
  background: linear-gradient(135deg, #dc2626, var(--danger));
}
.toast.success {
  background: linear-gradient(135deg, #16a34a, var(--success));
}