/* ==========================================================================
   STUDIO TABART - Central Admin Console Stylesheet
   Modern Glassmorphic Dark UI & Administrative Grid
   ========================================================================== */

:root {
  --bg-base: #0a0e1a;
  --bg-surface: #111827;
  --bg-card: rgba(17, 24, 39, 0.85);
  --bg-card-hover: rgba(30, 41, 59, 0.95);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(99, 102, 241, 0.4);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-cyan: #0ea5e9;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-purple: #a855f7;
  --accent-rose: #f43f5e;
  --accent-blue: #3b82f6;
  --accent-glow: rgba(99, 102, 241, 0.35);

  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 25px -3px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 20px 40px -5px rgba(0, 0, 0, 0.5);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
}

[data-theme="light"] {
  --bg-base: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: #f1f5f9;
  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(99, 102, 241, 0.4);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.12);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-primary), #4338ca);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-glow);
}
.logo-icon svg { width: 22px; height: 22px; }

.logo-text {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.accent-dot { color: var(--accent-primary); }

.brand-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--accent-primary);
  letter-spacing: 0.5px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulseDot 2s infinite;
}
@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.btn-icon, .theme-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-icon:hover, .theme-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent-primary);
}
.btn-icon svg, .theme-btn svg { width: 18px; height: 18px; }

.sun-icon { display: none; }
.moon-icon { display: block; }
[data-theme="light"] .sun-icon { display: block; }
[data-theme="light"] .moon-icon { display: none; }

.user-profile-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
  font-size: 0.82rem;
}
.user-profile-badge svg { width: 15px; height: 15px; }
.user-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(16, 185, 129, 0.5);
}

/* Google OAuth Button */
.btn-google-login {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.85rem 1rem;
  background: #ffffff;
  color: #1f2937;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn-google-login:hover {
  background: #f1f5f9;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
}
.google-svg-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Divider */
.login-divider {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.78rem;
  margin: 0.25rem 0;
}
.login-divider::before, .login-divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid var(--border);
}
.login-divider span {
  padding: 0 0.75rem;
}

/* Main Container */
.main-container {
  max-width: 1400px;
  width: 100%;
  margin: 2rem auto;
  padding: 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  flex: 1;
}

/* Login Wrapper View */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 2rem 1rem;
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  animation: cardFadeIn 0.3s ease-out;
}
@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.login-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent-primary), #4338ca);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px var(--accent-glow);
  margin-bottom: 0.5rem;
}
.login-icon-box svg { width: 26px; height: 26px; }
.login-title { font-size: 1.45rem; font-weight: 800; color: var(--text-primary); }
.login-desc { font-size: 0.84rem; color: var(--text-muted); }

.form-group {
  margin-bottom: 1.25rem;
}
.form-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}
.form-label svg { width: 14px; height: 14px; color: var(--accent-primary); }
.form-input {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.92rem;
  outline: none;
  transition: all 0.2s;
}
.form-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn-login {
  width: 100%;
  padding: 0.85rem;
  font-size: 0.95rem;
  margin-top: 0.5rem;
}

.error-banner {
  background: rgba(244, 63, 94, 0.12);
  border: 1px solid rgba(244, 63, 94, 0.3);
  color: var(--accent-rose);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.login-footer-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.login-footer-info svg { width: 14px; height: 14px; color: var(--accent-amber); }

/* Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 20000;
  display: none;
  animation: slideToast 0.3s ease;
}
@keyframes slideToast { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Hero / Top Banner */
.admin-hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2.5rem;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  overflow: hidden;
}
.admin-hero-card::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--accent-primary);
  letter-spacing: 0.5px;
  margin-bottom: 0.6rem;
}
.admin-badge svg { width: 15px; height: 15px; }

.admin-hero-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.admin-hero-desc {
  font-size: 0.98rem;
  color: var(--text-secondary);
  max-width: 800px;
  line-height: 1.6;
}

/* Metric Pills */
.hero-metrics-pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}
.pill-item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
}
.pill-item svg { width: 15px; height: 15px; color: var(--accent-primary); }
.pill-item strong { color: var(--text-primary); }

/* Modules Section */
.modules-section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.section-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.section-icon { width: 26px; height: 26px; color: var(--accent-primary); }
.section-title { font-size: 1.45rem; font-weight: 800; color: var(--text-primary); }
.section-desc { font-size: 0.88rem; color: var(--text-muted); }

/* Modules Grid (4 Columns on Desktop) */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.module-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.25rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.module-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-md);
}

.module-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.module-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.module-icon svg { width: 22px; height: 22px; }

.icon-indigo { background: rgba(99, 102, 241, 0.15); color: var(--accent-primary); }
.icon-emerald { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.icon-cyan { background: rgba(14, 165, 233, 0.15); color: var(--accent-cyan); }
.icon-amber { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }
.icon-purple { background: rgba(168, 85, 247, 0.15); color: var(--accent-purple); }
.icon-rose { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); }
.icon-blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.icon-slate { background: rgba(148, 163, 184, 0.15); color: var(--text-secondary); }

.module-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.module-badge.active {
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald);
  border-color: rgba(16, 185, 129, 0.3);
}

.module-body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}
.module-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-primary);
}
.module-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.module-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.6rem 1rem;
  font-size: 0.84rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
}
.btn svg { width: 15px; height: 15px; }

.btn-module {
  flex: 1;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), #4338ca);
  color: #fff;
  box-shadow: 0 4px 12px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
}

/* Member Management Table */
.user-mgmt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.user-mgmt-table th {
  text-align: left;
  padding: 0.75rem 0.85rem;
  background: var(--bg-surface);
  color: var(--text-muted);
  font-size: 0.76rem;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
}
.user-mgmt-table td {
  padding: 0.85rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.user-row-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.user-sub-id {
  font-size: 0.74rem;
  color: var(--text-muted);
}
.badge-role {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
}
.badge-role.admin { background: rgba(99, 102, 241, 0.15); color: var(--accent-primary); border: 1px solid rgba(99, 102, 241, 0.3); }
.badge-role.user { background: var(--bg-surface); color: var(--text-secondary); border: 1px solid var(--border); }

.badge-status {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
}
.badge-status.pending { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-status.approved { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-status.rejected { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); border: 1px solid rgba(244, 63, 94, 0.3); }

.action-btn-cell {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Modal System (Hidden by default, displayed only when active) */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.modal-overlay.active {
  display: flex !important;
  opacity: 1 !important;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 840px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  from {
    transform: scale(0.96) translateY(8px);
    opacity: 0;
  }
  to {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
}

.modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.modal-badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.modal-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
}

.modal-desc {
  margin: 0.2rem 0 0 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.4rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.modal-body {
  padding: 1rem 1.5rem;
  max-height: 65vh;
  overflow-y: auto;
}

/* Responsive */
@media (max-width: 1200px) {
  .modules-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .modules-grid { grid-template-columns: 1fr; }
  .admin-hero-card { padding: 1.5rem; }
  .admin-hero-title { font-size: 1.5rem; }
  .footer-inner { flex-direction: column; }
}