/* ===== COMMON.CSS - Design Tokens & Base Layout ===== */
:root {
  --primary: #00255c;
  --primary-light: #0f3460;
  --primary-dark: #001a3d;
  --accent: #007bff;
  --accent-hover: #0056b3;
  --success: #28a745;
  --danger: #dc3545;
  --warning: #FF8F00;
  --secondary: #6c757d;
  --bg: #f0f2f5;
  --card-bg: #fff;
  --text: #333;
  --text-muted: #666;
  --text-light: #888;
  --border: #e9ecef;
  --border-dark: #ccc;
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.3);
  --radius: 8px;
  --radius-lg: 12px;
  --font: 'Poppins', sans-serif;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: var(--font);
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

/* ===== Top Bar ===== */
.site-topbar { background: var(--primary); padding: 0.4em 0; }
.site-topbar-inner { max-width: 1200px; margin: auto; display: flex; justify-content: space-between; align-items: center; padding: 0 20px; }
.site-topbar-inner a { display: inline-block; font-size: 12px; color: var(--primary); text-decoration: none; background: #fff; border-radius: 7px; padding: 0.15em 0.9em; font-weight: 500; }

/* ===== Header ===== */
.site-header { background: var(--card-bg); padding: 1.2em 0; box-shadow: 0 2px 18px rgba(0,0,0,0.15); position: relative; z-index: 10; }
.site-header-inner { max-width: 1200px; margin: auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; }
.site-header-inner img { max-width: 260px; height: auto; }

/* ===== Navigation ===== */
.site-nav { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.site-nav a {
  padding: 7px 16px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  color: var(--primary);
  background: var(--card-bg);
  border: 1.5px solid var(--primary);
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  box-shadow: 0 1px 4px rgba(0, 37, 92, 0.08);
}
.site-nav a i { font-size: 13px; }
.site-nav a:hover, .site-nav a.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 37, 92, 0.25);
}
.btn-night-toggle-header {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1.5px solid var(--primary);
  background: var(--card-bg);
  color: var(--primary);
  transition: all var(--transition);
  font-family: inherit;
  margin-left: 4px;
  box-shadow: 0 1px 4px rgba(0, 37, 92, 0.08);
}
.btn-night-toggle-header i { font-size: 13px; }
.btn-night-toggle-header:hover {
  background: var(--primary);
  color: #fff;
}

/* ===== Container ===== */
.container { 
  max-width: 1200px !important; 
  width: 100% !important;
  margin: 24px auto !important; 
  padding: 0 20px !important; 
  box-sizing: border-box !important;
}
h1 { text-align: center; font-weight: 700; font-size: 1.4rem; color: var(--primary); margin: 10px 0 20px; }
h2 { font-weight: 600; font-size: 1rem; color: var(--primary); margin: 0 0 10px; }

/* ===== Panels ===== */
.panel { background: var(--card-bg); border-radius: var(--radius); padding: 15px; margin-bottom: 15px; box-shadow: var(--shadow); }

/* ===== Action Bar ===== */
.action-bar { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; position: relative; z-index: 20; }
.action-bar button {
  padding: 8px 16px; border: none; border-radius: 8px; font-size: 13px; cursor: pointer;
  font-family: inherit; font-weight: 600; color: #fff; min-height: 38px; transition: all var(--transition);
  display: inline-flex; align-items: center; gap: 6px; box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.action-bar button.primary { background: var(--accent); }
.action-bar button.primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.action-bar button.primary:disabled { background: #a0a0a0; cursor: not-allowed; transform: none; }
.action-bar button.secondary { background: var(--secondary); }
.action-bar button.secondary:hover { background: #5a6268; transform: translateY(-1px); }
.action-bar button.success { background: var(--success); }
.action-bar button.success:hover { background: #218838; transform: translateY(-1px); }
.action-bar button.danger { background: var(--danger); }
.action-bar button.danger:hover { background: #c82333; transform: translateY(-1px); }
.action-bar button.outline { background: 0 0; color: var(--accent); border: 1.5px solid var(--accent); }
.action-bar button.outline:hover { background: var(--accent); color: #fff; }

/* ===== Superponer Capa & Custom Buttons ===== */
.btn-overlay-add, button.btn-overlay-add {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--card-bg);
  color: var(--primary);
  border: 1.5px solid var(--primary);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  box-shadow: 0 1px 4px rgba(0, 37, 92, 0.08);
  transition: all 0.2s ease;
  min-height: 34px;
}
.btn-overlay-add:hover, button.btn-overlay-add:hover {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 37, 92, 0.2);
  transform: translateY(-1px);
}

/* ===== Filters ===== */
.filter-section {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  margin-top: 10px;
  box-shadow: var(--shadow);
}
.filter-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; align-items: center; }
.filter-grid .field { display: flex; flex-direction: column; gap: 3px; }
.filter-grid select, .filter-grid input, .admin-filter-bar select, .admin-filter-bar input {
  width: 100%;
  padding: 6px 12px;
  height: 38px;
  border: 1.5px solid var(--border-dark);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  background: var(--card-bg);
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.filter-grid select:focus, .filter-grid input:focus, .admin-filter-bar select:focus, .admin-filter-bar input:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.15);
}
.filter-grid label, .admin-filter-bar label {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 2px;
}


/* ===== Toast ===== */
.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: #333; color: #fff; padding: 12px 25px; border-radius: 25px; z-index: 9999;
  opacity: 0; visibility: hidden; transition: opacity 0.4s, visibility 0.4s; white-space: nowrap; font-size: 14px;
}
.toast.show { opacity: 1; visibility: visible; }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

/* ===== Modal ===== */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 10000; display: flex; align-items: center; justify-content: center; }
.modal-overlay[hidden] { display: none !important; }
.modal-content { background: var(--card-bg); border-radius: var(--radius-lg); padding: 25px; width: 90%; max-width: 520px; max-height: 90vh; display: flex; flex-direction: column; box-shadow: var(--shadow-lg); }
.modal-content h3 { margin: 0 0 15px; color: var(--primary); flex-shrink: 0; }
.modal-form { flex: 1; overflow-y: auto; padding-right: 8px; margin-bottom: 10px; }
.modal-form .field { margin-bottom: 10px; }
.modal-form label { display: block; font-size: 12px; font-weight: 600; color: #555; margin-bottom: 2px; }
.modal-form input, .modal-form select { width: 100%; padding: 7px 8px; border: 1px solid var(--border-dark); border-radius: 4px; font-size: 13px; font-family: inherit; }
.modal-actions { display: flex; gap: 10px; margin-top: 10px; justify-content: flex-end; flex-shrink: 0; }
.modal-actions button { padding: 8px 18px; border: none; border-radius: 6px; font-size: 13px; cursor: pointer; font-family: inherit; font-weight: 500; }
.modal-actions .btn-primary { background: var(--accent); color: #fff; }
.modal-actions .btn-primary:hover { background: var(--accent-hover); }
.modal-actions .btn-secondary { background: var(--secondary); color: #fff; }
.modal-actions .btn-secondary:hover { background: #5a6268; }

/* ===== User Info ===== */
.user-info { display: inline-flex; align-items: center; gap: 8px; color: #fff; font-size: 12px; }
.user-info .user-name { font-weight: 600; }
.user-info .btn-logout {
  background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.3); color: #fff;
  padding: 2px 10px; border-radius: 5px; font-size: 11px; cursor: pointer; font-family: inherit;
}
.user-info .btn-logout:hover { background: rgba(255,255,255,0.25); }

/* ===== Login ===== */
.login-screen { position: fixed; inset: 0; z-index: 10001; background: linear-gradient(135deg, #00255c 0%, #0f3460 50%, #1a1a2e 100%); display: flex; align-items: center; justify-content: center; }
.login-box { background: #fff; border-radius: 16px; padding: 40px; width: 90%; max-width: 400px; box-shadow: 0 20px 60px rgba(0,0,0,0.4); text-align: center; }
.login-box img { max-width: 200px; height: auto; margin-bottom: 16px; }
.login-box h2 { color: var(--primary); margin: 0 0 6px; font-size: 1.3rem; }
.login-box p { color: var(--text-muted); font-size: 13px; margin: 0 0 20px; }
.login-box .field { text-align: left; margin-bottom: 14px; }
.login-box .field label { display: block; font-size: 12px; font-weight: 600; color: #555; margin-bottom: 3px; }
.login-box .field input { width: 100%; padding: 10px 12px; border: 1.5px solid #ddd; border-radius: 8px; font-size: 14px; font-family: inherit; transition: border-color var(--transition); }
.login-box .field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,123,255,0.15); }
.login-box .login-btn { width: 100%; padding: 12px; background: var(--accent); color: #fff; border: none; border-radius: 8px; font-size: 15px; font-weight: 600; font-family: inherit; cursor: pointer; transition: background var(--transition); }
.login-box .login-btn:hover { background: var(--accent-hover); }
.login-box .login-btn:disabled { background: #a0a0a0; cursor: not-allowed; }
.login-box .login-error { color: var(--danger); font-size: 13px; margin-top: 10px; min-height: 18px; }

/* ===== Data Table (Validador) ===== */
.table-wrapper { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.data-table th { background: var(--primary); color: #fff; padding: 8px 6px; text-align: left; font-weight: 600; white-space: nowrap; position: sticky; top: 0; z-index: 2; }
.data-table td { padding: 6px; border-bottom: 1px solid var(--border); white-space: nowrap; max-width: 180px; overflow: hidden; text-overflow: ellipsis; }
.data-table tr:hover { background: #f0f7ff; }
.data-table tr.selected { background: #d0e8ff; }
.table-pagination { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 10px; font-size: 13px; }
.table-pagination button { padding: 6px 14px; border: 1px solid var(--border-dark); border-radius: 4px; background: var(--card-bg); cursor: pointer; font-family: inherit; font-size: 12px; }
.table-pagination button:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.table-pagination button:disabled { opacity: 0.4; cursor: not-allowed; }

/* ===== Footer ===== */
.site-footer { background: var(--primary); color: #fff; text-align: center; padding: 20px; margin-top: 30px; font-size: 13px; }
.site-footer a { color: #fff; text-decoration: underline; }

/* ===== Offline indicator ===== */
.offline-banner {
  display: none; position: fixed; top: 0; left: 0; right: 0; z-index: 99999;
  background: var(--warning); color: #fff; text-align: center; padding: 6px; font-size: 13px; font-weight: 600;
}
body.is-offline .offline-banner { display: block; }

@media (max-width: 768px) {
  .container { margin: 15px auto; }
  h1 { font-size: 1.1rem; }
  .filter-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
  .modal-content { padding: 18px; width: 95%; max-height: 95vh; }
  .modal-form { max-height: 50vh; }
  .modal-actions { flex-direction: column; gap: 6px; }
  .modal-actions button { width: 100%; margin-top: 0; }
  .site-nav { flex-wrap: wrap; }
  .site-nav a { font-size: 12px; padding: 6px 12px; }
  .site-header-inner { flex-direction: column; gap: 10px; }
}
@media (max-width: 480px) {
  body { font-size: 14px; }
  .panel { padding: 10px; }
  .action-bar { flex-direction: column; }
  .action-bar button { width: 100%; text-align: center; min-height: 48px; font-size: 17px; }
}

/* Force mobile/tablet select dropdown options to be visible */
select option {
  background-color: #ffffff !important;
  color: #333333 !important;
}