/* ===== CSS Variables & Design System ===== */
:root {
  --primary: #1a5632;
  --primary-light: #2d7a4f;
  --primary-dark: #0e3a20;
  --primary-glow: rgba(26, 86, 50, 0.3);
  --accent: #e8b828;
  --accent-light: #f0d060;
  --bg-dark: #0a0f1a;
  --bg-card: rgba(18, 24, 40, 0.85);
  --bg-card-hover: rgba(25, 34, 55, 0.95);
  --bg-sidebar: rgba(12, 18, 32, 0.95);
  --bg-input: rgba(255,255,255,0.06);
  --text-primary: #e8eaf0;
  --text-secondary: #8a92a6;
  --text-muted: #5a6178;
  --border: rgba(255,255,255,0.08);
  --border-light: rgba(255,255,255,0.12);
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #3b82f6;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-width: 260px;
  --sidebar-collapsed: 70px;
  --topbar-height: 64px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ===== LIGHT THEME ===== */
[data-theme="light"] {
  --bg-dark: #f0f2f5;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-sidebar: rgba(255, 255, 255, 0.96);
  --bg-input: rgba(0, 0, 0, 0.04);
  --text-primary: #1a1d26;
  --text-secondary: #4a5568;
  --text-muted: #8a92a6;
  --border: rgba(0, 0, 0, 0.08);
  --border-light: rgba(0, 0, 0, 0.12);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.1);
  --login-bg: linear-gradient(135deg, #e8f5ee 0%, #f0f4f8 50%, #eef2f7 100%);
}
[data-theme="light"] .login-container {
  background: linear-gradient(135deg, #e8f5ee 0%, #f0f4f8 50%, #eef2f7 100%);
}
[data-theme="light"] .shape { opacity: 0.08; }
[data-theme="light"] .top-bar {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
}
[data-theme="light"] .sidebar {
  background: rgba(255, 255, 255, 0.96);
  border-right-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .sidebar-nav a:hover { background: rgba(0, 0, 0, 0.05); }
[data-theme="light"] .role-card {
  background: rgba(0, 0, 0, 0.02);
  border-color: rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .role-card:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: var(--primary-light);
}
[data-theme="light"] .role-card::before {
  background: linear-gradient(135deg, transparent, rgba(0, 0, 0, 0.01));
}
[data-theme="light"] thead th { background: rgba(0, 0, 0, 0.03); }
[data-theme="light"] tbody tr:hover { background: rgba(0, 0, 0, 0.02); }
[data-theme="light"] .file-upload-box:hover { background: rgba(0, 0, 0, 0.02) !important; }
[data-theme="light"] .btn-secondary { background: rgba(0, 0, 0, 0.04); border-color: rgba(0, 0, 0, 0.1); }
[data-theme="light"] .btn-logout { background: rgba(239, 68, 68, 0.06); }
[data-theme="light"] .stat-card { box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04); }
[data-theme="light"] .search-input { background: rgba(0, 0, 0, 0.03); }
[data-theme="light"] .payment-card { box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04); }
[data-theme="light"] .modal-content { box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15); }
[data-theme="light"] ::-webkit-scrollbar-thumb { background: #c0c4cc; }
[data-theme="light"] .datetime-widget {
  background-image: linear-gradient(135deg, rgba(26, 86, 50, 0.05), rgba(45, 122, 79, 0.03));
}
[data-theme="light"] .glass-card {
  background: var(--bg-card);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  position: relative;
  width: 52px; height: 28px;
  background: rgba(255,255,255,0.1);
  border: 1px solid var(--border);
  border-radius: 20px;
  cursor: pointer;
  transition: var(--transition);
  display: flex; align-items: center;
  padding: 0 4px;
}
.theme-toggle:hover { border-color: var(--primary-light); }
.theme-toggle-icon {
  position: absolute;
  width: 22px; height: 22px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  left: 3px;
}
.theme-toggle-icon i { transition: all 0.3s ease; }
/* Dark mode (default) — moon on left */
.theme-toggle-icon {
  background: linear-gradient(135deg, #334155, #475569);
  color: #fbbf24;
}
/* Light mode — sun on right */
[data-theme="light"] .theme-toggle {
  background: rgba(0,0,0,0.06);
}
[data-theme="light"] .theme-toggle-icon {
  left: 27px;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #fff;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}
a { color: var(--primary-light); text-decoration: none; }
img { max-width: 100%; }
input, select, textarea, button { font-family: inherit; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

/* ===== Glass Card ===== */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

/* ===== LOGIN PAGE ===== */
.login-container {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #0d1a2e 50%, #0a1628 100%);
  transition: background 0.4s ease;
}
.login-bg-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape {
  position: absolute; border-radius: 50%; opacity: 0.15;
  animation: float 20s ease-in-out infinite;
}
.shape-1 {
  width: 400px; height: 400px; top: -100px; right: -100px;
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
}
.shape-2 {
  width: 300px; height: 300px; bottom: -80px; left: -80px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  animation-delay: -7s;
}
.shape-3 {
  width: 200px; height: 200px; top: 50%; left: 50%;
  background: radial-gradient(circle, var(--info) 0%, transparent 70%);
  animation-delay: -14s;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}
.login-card {
  width: 100%; max-width: 420px; padding: 48px 36px;
  position: relative; z-index: 1;
  animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.login-logo { text-align: center; margin-bottom: 36px; }
.logo-icon {
  width: 72px; height: 72px; margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 20px; display: flex; align-items: center; justify-content: center;
  font-size: 32px; color: #fff;
  box-shadow: 0 8px 30px var(--primary-glow);
  animation: pulse-glow 3s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 8px 30px var(--primary-glow); }
  50% { box-shadow: 0 8px 50px rgba(26, 86, 50, 0.5); }
}
.login-logo h1 { font-size: 26px; font-weight: 700; color: var(--text-primary); }
.login-logo .subtitle { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }

/* ===== ROLE SELECTOR ===== */
.role-prompt {
  text-align: center; font-size: 14px; color: var(--text-secondary);
  margin-bottom: 20px; font-weight: 500; letter-spacing: 0.3px;
}
.role-selector {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.role-card {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 28px 16px; border-radius: var(--radius);
  background: rgba(255,255,255,0.03);
  border: 1.5px solid var(--border);
  cursor: pointer; transition: var(--transition);
  position: relative; overflow: hidden;
}
.role-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.03));
  opacity: 0; transition: opacity 0.3s ease;
}
.role-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-light);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.role-card:hover::before { opacity: 1; }
.role-card:active { transform: translateY(-1px); }
.role-icon {
  width: 56px; height: 56px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; transition: var(--transition);
}
.role-icon-admin {
  background: rgba(59, 130, 246, 0.12); color: var(--info);
}
.role-icon-santri {
  background: rgba(34, 197, 94, 0.12); color: var(--success);
}
.role-card:hover .role-icon-admin {
  background: rgba(59, 130, 246, 0.22);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}
.role-card:hover .role-icon-santri {
  background: rgba(34, 197, 94, 0.22);
  box-shadow: 0 4px 20px rgba(34, 197, 94, 0.2);
}
.role-label {
  font-size: 15px; font-weight: 600; color: var(--text-primary);
  letter-spacing: 0.3px;
}

/* Login Step Animation */
.login-step { }
.step-animate {
  animation: stepFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes stepFadeIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Back Button */
.btn-back {
  display: inline-flex; align-items: center; gap: 6px;
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; font-size: 13px; font-weight: 500;
  padding: 4px 0; margin-bottom: 16px;
  transition: var(--transition); font-family: var(--font);
}
.btn-back:hover { color: var(--text-primary); }
.btn-back i { font-size: 12px; }

/* Selected Role Badge */
.selected-role-badge {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600; margin-bottom: 24px;
  letter-spacing: 0.3px;
}
.admin-badge {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.25);
  color: var(--info);
}
.santri-badge {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: var(--success);
}
/* ===== Forms ===== */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; margin-bottom: 8px; font-size: 13px;
  font-weight: 500; color: var(--text-secondary);
}
.form-group label i { margin-right: 6px; font-size: 12px; }
.form-group input:not([type="checkbox"]):not([type="radio"]), 
.form-group select, 
.form-group textarea {
  width: 100%; padding: 12px 16px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: var(--bg-input);
  color: var(--text-primary); font-size: 14px;
  transition: var(--transition);
}
.form-group select option {
  background-color: var(--bg-card);
  color: var(--text-primary);
}
.form-group input[type="checkbox"],
.form-group input[type="radio"] {
  width: auto; padding: 0; margin: 0; cursor: pointer;
  accent-color: var(--primary); transform: scale(1.1);
}
.checkbox-group { display: flex; flex-wrap: wrap; gap: 12px; }
.checkbox-label {
  display: inline-flex !important; align-items: center; gap: 8px;
  margin-bottom: 0 !important; font-weight: normal !important;
  cursor: pointer; color: var(--text-secondary);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary-light);
  box-shadow: 0 0 0 3px var(--primary-glow);
  background: rgba(255,255,255,0.08);
}
.form-group input::placeholder { color: var(--text-muted); }
.password-wrapper { position: relative; }
.toggle-password {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 14px;
}
.error-message {
  background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger); padding: 10px 14px; border-radius: var(--radius-sm);
  font-size: 13px; margin-bottom: 16px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 20px; border: none; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: var(--transition); white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; box-shadow: 0 4px 15px var(--primary-glow);
}
.btn-primary:hover { box-shadow: 0 6px 25px var(--primary-glow); }
.btn-secondary { background: var(--bg-input); color: var(--text-primary); border: 1px solid var(--border); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-warning { background: var(--warning); color: #000; }
.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-block { width: 100%; padding: 14px; font-size: 15px; }
.btn-icon { padding: 8px 10px; font-size: 14px; }

/* ===== SIDEBAR ===== */
.sidebar {
  position: fixed; left: 0; top: 0; bottom: 0;
  width: var(--sidebar-width); background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  transition: var(--transition); z-index: 100;
  backdrop-filter: blur(20px);
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar-header {
  padding: 20px; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo {
  display: flex; align-items: center; gap: 12px;
  font-size: 18px; font-weight: 700; color: var(--primary-light);
}
.sidebar-logo i { font-size: 24px; min-width: 24px; }
.sidebar.collapsed .sidebar-logo span,
.sidebar.collapsed .sidebar-nav a span,
.sidebar.collapsed .nav-section-title,
.sidebar.collapsed .user-details,
.sidebar.collapsed .btn-logout span { display: none; }

.sidebar.collapsed .sidebar-header {
  padding: 20px 0; justify-content: center;
}
.sidebar.collapsed .sidebar-logo { display: none; }
.sidebar.collapsed .sidebar-toggle { margin: 0 auto; }

.sidebar.collapsed .sidebar-nav a {
  padding: 12px 0; justify-content: center;
}
.sidebar.collapsed .sidebar-nav a i { margin: 0; }

.sidebar.collapsed .sidebar-footer { padding: 16px 0; align-items: center; }
.sidebar.collapsed .user-info { padding: 0; justify-content: center; width: 100%; }
.sidebar.collapsed .btn-logout { 
  padding: 12px 0; justify-content: center; width: 40px; border-radius: var(--radius-sm);
}
.sidebar-toggle {
  background: none; border: none; color: var(--text-secondary);
  cursor: pointer; font-size: 18px; padding: 4px;
}
.sidebar-nav {
  flex: 1; padding: 16px 12px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 4px;
}
.sidebar-nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: var(--radius-sm);
  color: var(--text-secondary); font-size: 14px; font-weight: 500;
  transition: var(--transition);
}
.sidebar-nav a:hover { background: rgba(255,255,255,0.05); color: var(--text-primary); }
.sidebar-nav a.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; box-shadow: 0 4px 15px var(--primary-glow);
}
.sidebar-nav a i { width: 20px; text-align: center; font-size: 16px; }
.nav-section-title {
  font-size: 11px; text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--text-muted); padding: 16px 16px 8px; font-weight: 600;
}
.sidebar-footer {
  padding: 16px; border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 12px;
}
.user-info { display: flex; align-items: center; gap: 12px; }
.user-avatar { font-size: 32px; color: var(--primary-light); }
.user-name { font-size: 14px; font-weight: 600; display: block; }
.user-role {
  font-size: 11px; text-transform: uppercase; color: var(--accent);
  letter-spacing: 1px; font-weight: 600;
}
.btn-logout {
  background: rgba(239,68,68,0.1); color: var(--danger);
  border: 1px solid rgba(239,68,68,0.2); border-radius: var(--radius-sm);
  padding: 10px; cursor: pointer; font-size: 14px; width: 100%;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: var(--transition);
}
.btn-logout:hover { background: rgba(239,68,68,0.2); }

/* ===== MAIN CONTENT ===== */
.main-content {
  margin-left: var(--sidebar-width); min-height: 100vh;
  transition: var(--transition);
  flex: 1; width: calc(100% - var(--sidebar-width));
}
.sidebar.collapsed ~ .main-content { 
  margin-left: var(--sidebar-collapsed); 
  width: calc(100% - var(--sidebar-collapsed)); 
}
.top-bar {
  height: var(--topbar-height); padding: 0 28px;
  display: flex; align-items: center; gap: 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(10,15,26,0.8); backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 50;
}
.top-bar h2 { font-size: 18px; font-weight: 600; flex: 1; }
.greeting { font-size: 13px; color: var(--text-secondary); }
.top-bar-right { display: flex; align-items: center; gap: 16px; }
.mobile-menu-btn { display: none; background: none; border: none; color: var(--text-primary); font-size: 20px; cursor: pointer; }
.content-area { padding: 28px; max-width: 1200px; margin: 0 auto; }

/* ===== STAT CARDS ===== */
.stats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px; margin-bottom: 28px;
}
.stat-card {
  padding: 24px; border-radius: var(--radius-lg);
  background: var(--bg-card); border: 1px solid var(--border);
  display: flex; align-items: center; gap: 16px;
  transition: var(--transition);
}
.stat-card:hover { transform: translateY(-2px); border-color: var(--border-light); box-shadow: var(--shadow-lg); }
.stat-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.stat-icon.green { background: rgba(34,197,94,0.15); color: var(--success); }
.stat-icon.blue { background: rgba(59,130,246,0.15); color: var(--info); }
.stat-icon.yellow { background: rgba(245,158,11,0.15); color: var(--warning); }
.stat-icon.red { background: rgba(239,68,68,0.15); color: var(--danger); }
.stat-info h3 { font-size: 28px; font-weight: 700; line-height: 1; }
.stat-info p { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

/* ===== DATA TABLE ===== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.table-container {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.table-header {
  padding: 20px 24px; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--border); flex-wrap: wrap; gap: 12px;
}
.table-header h3 { font-size: 16px; font-weight: 600; }
.table-actions { display: flex; gap: 8px; align-items: center; }
.search-input {
  padding: 8px 14px 8px 36px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: var(--bg-input);
  color: var(--text-primary); font-size: 13px; width: 240px;
  transition: var(--transition);
}
.search-input:focus { border-color: var(--primary-light); outline: none; box-shadow: 0 0 0 3px var(--primary-glow); }
.search-wrapper { position: relative; }
.search-wrapper i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 13px; }
table { width: 100%; border-collapse: collapse; }
thead th {
  padding: 14px 16px; text-align: left; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text-muted); font-weight: 600;
  border-bottom: 1px solid var(--border); background: rgba(0,0,0,0.2);
}
tbody td { padding: 14px 16px; font-size: 14px; border-bottom: 1px solid var(--border); }
tbody tr { transition: var(--transition); }
tbody tr:hover { background: rgba(255,255,255,0.03); }
tbody tr:last-child td { border-bottom: none; }
.table-footer {
  padding: 16px 24px; display: flex; align-items: center;
  justify-content: space-between; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--text-secondary);
}
.pagination { display: flex; gap: 4px; }
.pagination button {
  width: 36px; height: 36px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: transparent;
  color: var(--text-secondary); cursor: pointer; font-size: 13px;
  transition: var(--transition);
}
.pagination button:hover { background: var(--bg-input); color: var(--text-primary); }
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== BADGES ===== */
.badge {
  display: inline-block; padding: 4px 12px; border-radius: 20px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.3px;
}
.badge-success { background: rgba(34,197,94,0.15); color: var(--success); }
.badge-danger { background: rgba(239,68,68,0.15); color: var(--danger); }
.badge-warning { background: rgba(245,158,11,0.15); color: var(--warning); }
.badge-info { background: rgba(59,130,246,0.15); color: var(--info); }

/* ===== CARDS SECTION ===== */
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.card-header {
  padding: 20px 24px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.card-header h3 { font-size: 16px; font-weight: 600; }
.card-body { padding: 24px; }

/* ===== FORM LAYOUTS ===== */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-grid .form-group.full-width { grid-column: 1 / -1; }
.form-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 24px; }

/* ===== PAYMENT TABLE SPECIFIC ===== */
.payment-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.payment-card {
  padding: 20px; border-radius: var(--radius); background: var(--bg-card);
  border: 1px solid var(--border); text-align: center; transition: var(--transition);
}
.payment-card:hover { border-color: var(--border-light); transform: translateY(-2px); }
.payment-card .month { font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.payment-card .amount { font-size: 16px; font-weight: 700; margin: 8px 0; }
.payment-card.paid { border-color: rgba(34,197,94,0.3); }
.payment-card.paid .month { color: var(--success); }
.payment-card.unpaid { border-color: rgba(239,68,68,0.2); }
.payment-card.unpaid .month { color: var(--danger); }
.payment-card.pending { border-color: rgba(245,158,11,0.3); }
.payment-card.pending .month { color: var(--warning); }

/* ===== CHART ===== */
.chart-container { padding: 24px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.bar-chart { display: flex; align-items: flex-end; gap: 8px; height: 200px; padding-top: 20px; }
.bar-item { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.bar {
  width: 100%; min-height: 4px; border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, var(--primary-light), var(--primary));
  transition: height 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.bar-label { font-size: 11px; color: var(--text-muted); }
.bar-value { font-size: 11px; color: var(--text-secondary); font-weight: 600; }

/* ===== PROFILE PAGE ===== */
.profile-header {
  display: flex; align-items: center; gap: 24px; padding: 32px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); margin-bottom: 24px;
}
.profile-avatar {
  width: 100px; height: 100px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 42px; color: #fff; flex-shrink: 0;
}
.profile-info h2 { font-size: 24px; font-weight: 700; }
.profile-info p { color: var(--text-secondary); font-size: 14px; }
.profile-info .profile-badges { display: flex; gap: 8px; margin-top: 8px; }

/* ===== DATETIME WIDGET ===== */
.datetime-widget {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 28px; margin-bottom: 24px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background-image: linear-gradient(135deg, rgba(26, 86, 50, 0.08), rgba(45, 122, 79, 0.04));
}
.datetime-clock {
  display: flex; align-items: center; gap: 12px;
  font-size: 32px; font-weight: 700; color: var(--primary-light);
  font-variant-numeric: tabular-nums;
  letter-spacing: 2px;
}
.datetime-clock i {
  font-size: 22px; color: var(--accent);
  animation: pulse-glow 3s ease-in-out infinite;
}
.datetime-date {
  text-align: right; display: flex; flex-direction: column; gap: 2px;
}
.datetime-day {
  font-size: 16px; font-weight: 600; color: var(--text-primary);
}
.datetime-full {
  font-size: 14px; color: var(--text-secondary); font-weight: 500;
}
@media (max-width: 480px) {
  .datetime-widget { flex-direction: column; gap: 12px; text-align: center; }
  .datetime-date { text-align: center; }
  .datetime-clock { font-size: 26px; }
}

/* ===== TOAST ===== */
#toast-container { position: fixed; top: 20px; right: 20px; z-index: 10000; display: flex; flex-direction: column; gap: 8px; }
.toast {
  padding: 14px 20px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; min-width: 280px;
  display: flex; align-items: center; gap: 10px;
  animation: toastIn 0.3s ease;
  backdrop-filter: blur(10px);
}
.toast.success { background: rgba(34,197,94,0.15); border: 1px solid rgba(34,197,94,0.3); color: var(--success); }
.toast.error { background: rgba(239,68,68,0.15); border: 1px solid rgba(239,68,68,0.3); color: var(--danger); }
.toast.info { background: rgba(59,130,246,0.15); border: 1px solid rgba(59,130,246,0.3); color: var(--info); }
@keyframes toastIn { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }

/* ===== MODAL ===== */
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(4px); }
.modal-content { position: relative; width: 90%; max-width: 500px; max-height: 90vh; overflow-y: auto; animation: slideUp 0.3s ease; }
.modal-header { padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); }
.modal-header h3 { font-size: 18px; font-weight: 600; }
.modal-close { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 18px; }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; display: flex; gap: 12px; justify-content: flex-end; border-top: 1px solid var(--border); }

/* ===== LOADING ===== */
.loading-spinner {
  display: flex; align-items: center; justify-content: center;
  padding: 60px; color: var(--text-muted); font-size: 14px; gap: 10px;
}
.loading-spinner i { font-size: 20px; }

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center; padding: 60px 20px; color: var(--text-muted);
}
.empty-state i { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }
.empty-state p { font-size: 15px; }

/* ===== RESPONSIVE ===== */

/* --- Tablet Landscape & Small Laptops (max-width: 1200px) --- */
@media (max-width: 1200px) {
  :root { --sidebar-width: 220px; }
  .content-area { padding: 20px; }
  .stat-info h3 { font-size: 24px; }
  .stats-grid { gap: 16px; }
}

/* --- Tablet Landscape (max-width: 1024px) --- */
@media (max-width: 1024px) {
  .sidebar { transform: translateX(-100%); width: 260px; }
  .sidebar.open { transform: translateX(0); }
  .sidebar.open ~ .sidebar-overlay { display: block; }
  .main-content { margin-left: 0 !important; width: 100% !important; }
  .mobile-menu-btn { display: block; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .content-area { padding: 20px; }
  /* Dashboard two-column grid → stack on tablet */
  .content-area > div[style*="grid-template-columns:1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
}

/* --- Tablet Portrait & Large Phones (max-width: 768px) --- */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); width: 260px; }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0 !important; width: 100% !important; }
  .mobile-menu-btn { display: block; }
  .top-bar { padding: 0 16px; }
  .top-bar h2 { font-size: 16px; }
  .greeting { display: none; }
  .content-area { padding: 16px; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .stat-card { padding: 16px; gap: 12px; }
  .stat-icon { width: 44px; height: 44px; font-size: 18px; border-radius: 12px; }
  .stat-info h3 { font-size: 22px; }
  .stat-info p { font-size: 12px; }

  /* Forms */
  .form-grid { grid-template-columns: 1fr; }

  /* Tables */
  .table-header { flex-direction: column; align-items: stretch; gap: 12px; }
  .table-actions { flex-wrap: wrap; }
  .search-input { width: 100%; padding-left: 36px; }
  table { font-size: 13px; }
  thead th { padding: 10px 12px; font-size: 11px; }
  tbody td { padding: 10px 12px; font-size: 13px; }
  .table-footer { flex-direction: column; gap: 12px; text-align: center; }
  .pagination { justify-content: center; }

  /* Profile */
  .profile-header { flex-direction: column; text-align: center; padding: 24px 16px; }
  .profile-avatar { width: 80px; height: 80px; font-size: 36px; }
  .profile-info h2 { font-size: 20px; }
  .profile-info .profile-badges { justify-content: center; }

  /* Payments */
  .payment-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .payment-card { padding: 16px; }

  /* Charts */
  .chart-container { padding: 16px; }
  .bar-chart { height: 160px; }

  /* Cards */
  .card-header { padding: 16px; flex-wrap: wrap; gap: 8px; }
  .card-body { padding: 16px; }

  /* DateTime */
  .datetime-widget { padding: 16px 20px; }
  .datetime-clock { font-size: 26px; gap: 10px; }
  .datetime-clock i { font-size: 18px; }
  .datetime-day { font-size: 14px; }
  .datetime-full { font-size: 13px; }

  /* Login */
  .login-card { max-width: 400px; padding: 36px 28px; margin: 16px; }
  .login-logo h1 { font-size: 22px; }
  .logo-icon { width: 60px; height: 60px; font-size: 26px; }

  /* Modal */
  .modal-content { width: 92%; }
  .modal-header { padding: 16px 20px; }
  .modal-body { padding: 20px; }
  .modal-footer { padding: 12px 20px; }

  /* Toast */
  #toast-container { top: 12px; right: 12px; left: 12px; }
  .toast { min-width: auto; font-size: 13px; padding: 12px 16px; }
}

/* --- Mobile Phones (max-width: 576px) --- */
@media (max-width: 576px) {
  .content-area { padding: 12px; }
  .top-bar { height: 56px; }
  .top-bar h2 { font-size: 15px; }

  /* Stats → single column */
  .stats-grid { grid-template-columns: 1fr; gap: 10px; margin-bottom: 16px; }
  .stat-card { padding: 14px 16px; }
  .stat-icon { width: 40px; height: 40px; font-size: 16px; border-radius: 10px; }
  .stat-info h3 { font-size: 20px; }

  /* Payments → 2 columns compact */
  .payment-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .payment-card { padding: 12px 10px; }
  .payment-card .month { font-size: 12px; }
  .payment-card .amount { font-size: 13px; }
  .payment-card .btn { font-size: 11px; padding: 4px 10px; }

  /* Table scroll on small screens */
  .table-container { overflow-x: auto; }
  table { min-width: 600px; }

  /* Profile */
  .profile-header { gap: 16px; padding: 20px 14px; }
  .profile-avatar { width: 70px; height: 70px; font-size: 30px; }
  .profile-info h2 { font-size: 18px; }
  .profile-info p { font-size: 12px; }

  /* Cards */
  .card-header { padding: 14px; }
  .card-header h3 { font-size: 14px; }
  .card-body { padding: 14px; }

  /* DateTime */
  .datetime-widget { flex-direction: column; gap: 10px; text-align: center; padding: 14px 16px; }
  .datetime-date { text-align: center; }
  .datetime-clock { font-size: 28px; justify-content: center; }

  /* Login */
  .login-card { padding: 32px 22px; margin: 12px; }
  .login-logo { margin-bottom: 24px; }
  .login-logo h1 { font-size: 20px; }
  .logo-icon { width: 56px; height: 56px; font-size: 24px; border-radius: 16px; }
  .role-selector { gap: 12px; }
  .role-card { padding: 22px 12px; gap: 12px; }
  .role-icon { width: 48px; height: 48px; font-size: 20px; border-radius: 14px; }
  .role-label { font-size: 14px; }
  .role-prompt { font-size: 13px; margin-bottom: 16px; }
  .selected-role-badge { font-size: 12px; padding: 8px 12px; margin-bottom: 20px; }
  .btn-back { font-size: 12px; }
  .form-group { margin-bottom: 16px; }
  .form-group label { font-size: 12px; margin-bottom: 6px; }
  .form-group input, .form-group select, .form-group textarea { padding: 10px 14px; font-size: 13px; }
  .btn-block { padding: 12px; font-size: 14px; }

  /* Charts */
  .chart-container { padding: 14px; }
  .bar-chart { height: 140px; gap: 4px; }
  .bar-label { font-size: 9px; }
  .bar-value { font-size: 9px; }

  /* Sidebar overlay */
  .sidebar { width: 260px; }

  /* Form grid */
  .form-actions { justify-content: center; }

  /* Empty state */
  .empty-state { padding: 40px 16px; }
  .empty-state i { font-size: 36px; }
  .empty-state p { font-size: 13px; }

  /* Modal */
  .modal-content { width: 95%; }
}

/* --- Very Small Phones (max-width: 400px) --- */
@media (max-width: 400px) {
  .content-area { padding: 10px; }

  /* Login */
  .login-card { padding: 24px 18px; margin: 8px; }
  .login-logo h1 { font-size: 18px; }
  .logo-icon { width: 48px; height: 48px; font-size: 20px; border-radius: 14px; }
  .role-card { padding: 18px 10px; }
  .role-icon { width: 42px; height: 42px; font-size: 18px; }
  .role-label { font-size: 13px; }

  /* Stats */
  .stats-grid { gap: 8px; }
  .stat-card { padding: 12px 14px; gap: 10px; }
  .stat-icon { width: 36px; height: 36px; font-size: 14px; }
  .stat-info h3 { font-size: 18px; }
  .stat-info p { font-size: 11px; }

  /* Payment */
  .payment-grid { grid-template-columns: 1fr; gap: 8px; }
  .payment-card { padding: 14px; }

  /* DateTime */
  .datetime-clock { font-size: 24px; }
  .datetime-day { font-size: 13px; }
  .datetime-full { font-size: 12px; }

  /* Buttons */
  .btn { padding: 8px 14px; font-size: 12px; }
  .btn-sm { padding: 5px 10px; font-size: 11px; }
}

/* --- Sidebar Overlay (mobile backdrop) --- */
.sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.5); z-index: 99;
  backdrop-filter: blur(2px);
}

/* --- Safe area for notched devices --- */
@supports (padding: env(safe-area-inset-bottom)) {
  .sidebar-footer { padding-bottom: calc(16px + env(safe-area-inset-bottom)); }
  .content-area { padding-bottom: calc(28px + env(safe-area-inset-bottom)); }
}

/* --- Touch optimizations --- */
@media (hover: none) and (pointer: coarse) {
  .stat-card:hover { transform: none; }
  .payment-card:hover { transform: none; }
  .btn:hover { transform: none; }
  .role-card:hover { transform: none; }
  .sidebar-nav a { padding: 14px 16px; }
  .btn { min-height: 44px; }
  .pagination button { min-width: 40px; min-height: 40px; }
}

.file-upload-box:hover { border-color: var(--primary-light) !important; background: rgba(255,255,255,0.02); }
/* Calendar icon color override for dark themes / readability */
input[type='date']::-webkit-calendar-picker-indicator {
  filter: invert(0.8) sepia(1) hue-rotate(180deg) saturate(3);
  cursor: pointer;
}
.payment-card.unpaid-future { border-color: rgba(156,163,175,0.3); }
.payment-card.unpaid-future .month { color: #6B7280; }
.badge-secondary { background: rgba(156, 163, 175, 0.1); color: #6B7280; }

/* ===== TomSelect Theming ===== */
.ts-wrapper .ts-control {
  background: var(--bg-input) !important;
  border: 1px solid var(--border) !important;
  color: var(--text-primary) !important;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  min-height: 44px;
}
.ts-wrapper.single .ts-control {
  background: var(--bg-input) !important;
}
.ts-wrapper .ts-control > input {
  color: var(--text-primary) !important;
}
.ts-dropdown {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
  color: var(--text-primary) !important;
  box-shadow: var(--shadow);
  border-radius: var(--radius-sm);
  margin-top: 4px;
}
.ts-dropdown .option {
  padding: 10px 16px;
  color: var(--text-primary);
}
.ts-dropdown .active {
  background: var(--bg-input) !important;
  color: var(--text-primary) !important;
}
.ts-dropdown .option:hover, .ts-dropdown .active:hover {
  background: var(--bg-input) !important;
  color: var(--text-primary);
}
.ts-wrapper.focus .ts-control {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px var(--primary-glow) !important;
}