/* ==========================================================
   Sadhu Event Manager - Main Stylesheet
   Theme: White / Blue / Light Gray
   ========================================================== */

:root {
  --sem-primary: #2563eb;
  --sem-primary-dark: #1d4ed8;
  --sem-bg: #f4f6fb;
  --sem-card-bg: #ffffff;
  --sem-text: #1e293b;
  --sem-text-muted: #64748b;
  --sem-border: #e2e8f0;
  --sem-sidebar-bg: #ffffff;
  --sem-sidebar-width: 250px;
  --sem-topbar-height: 60px;
  --sem-radius: 14px;
  --sem-shadow: 0 2px 10px rgba(15, 23, 42, 0.06);
}

[data-bs-theme="dark"] {
  --sem-bg: #0f172a;
  --sem-card-bg: #1e293b;
  --sem-text: #e2e8f0;
  --sem-text-muted: #94a3b8;
  --sem-border: #334155;
  --sem-sidebar-bg: #1e293b;
}

* { box-sizing: border-box; }

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--sem-bg);
  color: var(--sem-text);
  font-size: 0.94rem;
  transition: background 0.25s ease, color 0.25s ease;
}

a { text-decoration: none; }

/* ==================== TOP NAVBAR ==================== */
.sem-topbar {
  height: var(--sem-topbar-height);
  background: var(--sem-card-bg);
  border-bottom: 1px solid var(--sem-border);
  box-shadow: var(--sem-shadow);
  z-index: 1040;
}
.sem-topbar .navbar-brand {
  color: var(--sem-primary);
  font-size: 1.15rem;
}
.sem-icon-btn {
  background: transparent;
  border: none;
  color: var(--sem-text-muted);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.sem-icon-btn:hover { background: var(--sem-bg); color: var(--sem-primary); }
.sem-sidebar-toggle { border: none; background: transparent; color: var(--sem-text); }

/* ==================== LAYOUT ==================== */
.sem-wrapper {
  display: flex;
  padding-top: var(--sem-topbar-height);
  min-height: 100vh;
}

.sem-sidebar {
  width: var(--sem-sidebar-width);
  background: var(--sem-sidebar-bg);
  border-right: 1px solid var(--sem-border);
  position: fixed;
  top: var(--sem-topbar-height);
  bottom: 0;
  left: 0;
  z-index: 1035;
  overflow-y: auto;
  transition: transform 0.3s ease;
}
.sem-sidebar-inner { padding: 1.25rem 0.9rem; }

.sem-nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.9rem;
  border-radius: 10px;
  color: var(--sem-text-muted);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.15s ease;
}
.sem-nav-link i { font-size: 1.05rem; width: 20px; text-align: center; }
.sem-nav-link:hover { background: var(--sem-bg); color: var(--sem-primary); }
.sem-nav-link.active {
  background: var(--sem-primary);
  color: #fff;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}

.sem-content {
  margin-left: var(--sem-sidebar-width);
  padding: 1.75rem;
  width: calc(100% - var(--sem-sidebar-width));
  min-height: calc(100vh - var(--sem-topbar-height));
}
.sem-content-full { margin-left: 0; width: 100%; }

.sem-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--sem-topbar-height);
  background: rgba(15, 23, 42, 0.45);
  z-index: 1030;
}

/* ==================== CARDS ==================== */
.sem-card {
  background: var(--sem-card-bg);
  border: 1px solid var(--sem-border);
  border-radius: var(--sem-radius);
  box-shadow: var(--sem-shadow);
  padding: 1.5rem;
}

/* ==================== STAT CARDS ==================== */
.sem-stat-card {
  background: var(--sem-card-bg);
  border: 1px solid var(--sem-border);
  border-radius: var(--sem-radius);
  box-shadow: var(--sem-shadow);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 100%;
  transition: transform 0.2s ease;
}
.sem-stat-card:hover { transform: translateY(-3px); }
.sem-stat-card h3 { font-size: 1.6rem; font-weight: 700; margin: 0; }
.sem-stat-card p { margin: 0; color: var(--sem-text-muted); font-size: 0.82rem; font-weight: 500; }
.sem-stat-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
  color: #fff;
}
.sem-stat-blue .sem-stat-icon   { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.sem-stat-green .sem-stat-icon  { background: linear-gradient(135deg, #22c55e, #16a34a); }
.sem-stat-orange .sem-stat-icon { background: linear-gradient(135deg, #f97316, #ea580c); }
.sem-stat-purple .sem-stat-icon { background: linear-gradient(135deg, #a855f7, #7e22ce); }

/* ==================== TABLES ==================== */
.sem-table thead th {
  background: var(--sem-bg);
  color: var(--sem-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
  border-bottom: none;
  white-space: nowrap;
}
.sem-table td { vertical-align: middle; border-color: var(--sem-border); white-space: nowrap; }
.sem-table tbody tr:hover { background: var(--sem-bg); }

.sem-pagination .page-link {
  color: var(--sem-primary);
  border-color: var(--sem-border);
}
.sem-pagination .page-item.active .page-link {
  background: var(--sem-primary);
  border-color: var(--sem-primary);
}

/* ==================== AUTH PAGES (Login / Forgot / Reset) ==================== */
.sem-auth-body {
  background: linear-gradient(135deg, #eef2ff 0%, #e0f2fe 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Poppins', sans-serif;
}
.sem-auth-wrapper { width: 100%; max-width: 420px; padding: 1rem; }
.sem-auth-card {
  background: #fff;
  border-radius: 18px;
  padding: 2.25rem 2rem;
}
.sem-auth-icon {
  font-size: 2.5rem;
  color: var(--sem-primary);
}

/* ==================== BUTTONS ==================== */
.btn-primary {
  background: var(--sem-primary);
  border-color: var(--sem-primary);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--sem-primary-dark);
  border-color: var(--sem-primary-dark);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 991.98px) {
  .sem-sidebar {
    transform: translateX(-100%);
    box-shadow: 4px 0 20px rgba(0,0,0,0.15);
  }
  .sem-sidebar.show { transform: translateX(0); }
  .sem-content { margin-left: 0; width: 100%; }
  .sem-sidebar-backdrop.show { display: block; }
}

@media (max-width: 575.98px) {
  .sem-content { padding: 1rem; }
  .sem-auth-card { padding: 1.75rem 1.25rem; }
}

/* ==================== MISC ==================== */
.sem-live-search { transition: box-shadow 0.15s ease; }
.sem-live-search:focus { box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15); }

.toast-container .toast { min-width: 280px; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 10px; }
::-webkit-scrollbar-track { background: transparent; }