@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@400;500;700;800&display=swap');

:root {
  --primary: #006B3F;
  --primary-dark: #004D2E;
  --primary-light: #00875A;
  --accent-gold: #C8A951;
  --accent-gold-light: #E8D48B;
  --bg-body: #F4F6F0;
  --bg-card: #FFFFFF;
  --text-primary: #1A2E1A;
  --text-secondary: #5A6B5A;
  --text-muted: #8A9A8A;
  --border: #D4DED4;
  --border-light: #E8EFE8;
  --success: #2E7D32;
  --success-bg: #E8F5E9;
  --error: #C62828;
  --error-bg: #FFEBEE;
  --shadow-sm: 0 1px 3px rgba(0, 60, 30, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 60, 30, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 60, 30, 0.12);
  --radius: 10px;
  --radius-lg: 16px;
}

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

body {
  font-family: 'Tajawal', 'Segoe UI', Tahoma, sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  min-height: 100vh;
}

/* Header / Branding */
.brand-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 28px 20px 22px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.brand-header::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 30px,
    rgba(255,255,255,0.015) 30px,
    rgba(255,255,255,0.015) 60px
  );
  pointer-events: none;
}

.brand-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-light), var(--accent-gold));
}

.brand-logo {
  font-size: 42px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 2px;
  position: relative;
  margin-bottom: 4px;
}

.brand-logo-en {
  font-size: 14px;
  font-weight: 500;
  color: var(--accent-gold-light);
  letter-spacing: 3px;
  text-transform: uppercase;
  position: relative;
}

.brand-subtitle {
  font-size: 15px;
  color: rgba(255,255,255,0.8);
  margin-top: 8px;
  position: relative;
}

/* Language Toggle */
.lang-toggle {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  gap: 4px;
  z-index: 10;
}

[dir="rtl"] .lang-toggle {
  right: auto;
  left: 16px;
}

.lang-btn {
  padding: 5px 14px;
  border: 1.5px solid rgba(255,255,255,0.4);
  border-radius: 20px;
  background: transparent;
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  font-weight: 600;
  font-family: 'Tajawal', sans-serif;
  cursor: pointer;
  transition: all 0.2s;
}

.lang-btn.active {
  background: rgba(255,255,255,0.2);
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}

.lang-btn:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

/* Container */
.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 24px 20px;
}

/* Page Title */
h1 {
  text-align: center;
  margin: 24px 0 6px;
  color: var(--primary);
  font-size: 26px;
  font-weight: 700;
}

h2 {
  color: var(--primary);
  margin-bottom: 16px;
  font-size: 19px;
  font-weight: 700;
  border-bottom: 2px solid var(--border-light);
  padding-bottom: 10px;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 50px;
  height: 2px;
  background: var(--accent-gold);
}

[dir="rtl"] h2::after {
  left: auto;
  right: 0;
}

.subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 28px;
  font-size: 15px;
}

/* Card */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 28px;
  margin-bottom: 24px;
  border: 1px solid var(--border-light);
}

/* Form */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
  font-size: 14px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  font-family: 'Tajawal', sans-serif;
  color: var(--text-primary);
  background: #FAFCFA;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 107, 63, 0.1);
  background: #fff;
}

.form-row {
  display: flex;
  gap: 14px;
}

.form-row .form-group {
  flex: 1;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 22px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  font-family: 'Tajawal', sans-serif;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  width: 100%;
  padding: 13px;
  font-size: 16px;
  border-radius: var(--radius);
  letter-spacing: 0.3px;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  box-shadow: 0 4px 12px rgba(0, 107, 63, 0.3);
}

.btn-success {
  background: var(--success);
  color: #fff;
}

.btn-success:hover {
  background: #1B5E20;
}

.btn-danger {
  background: var(--error);
  color: #fff;
  padding: 6px 14px;
  font-size: 13px;
}

.btn-danger:hover {
  background: #B71C1C;
}

.btn-edit {
  background: var(--accent-gold);
  color: var(--text-primary);
  padding: 6px 14px;
  font-size: 13px;
}

.btn-edit:hover {
  background: #B8993F;
}

.btn-add-participant {
  background: var(--primary);
  color: #fff;
  padding: 6px 14px;
  font-size: 13px;
}

.btn-add-participant:hover {
  background: var(--primary-dark);
}

.btn-export {
  background: var(--primary);
  color: #fff;
  padding: 10px 20px;
  font-size: 14px;
}

.btn-export:hover {
  background: var(--primary-dark);
}

/* Messages */
.message {
  padding: 12px 18px;
  border-radius: var(--radius);
  margin-bottom: 18px;
  font-weight: 500;
  display: none;
  font-size: 14px;
}

.message.success {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid #A5D6A7;
  display: block;
}

.message.error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid #EF9A9A;
  display: block;
}

/* Search Input */
.search-input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: 'Tajawal', sans-serif;
  color: var(--text-primary);
  background: #FAFCFA;
  margin-bottom: 6px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 107, 63, 0.1);
  background: #fff;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

thead {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
}

th, td {
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

th {
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

td {
  font-size: 14px;
}

tbody tr:hover {
  background: #F0F7F0;
}

tbody tr {
  transition: background 0.15s;
}

.actions {
  display: flex;
  gap: 6px;
}

/* Login Modal */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 30, 15, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 400px;
  box-shadow: var(--shadow-lg);
  border-top: 4px solid var(--primary);
}

.modal h2 {
  text-align: center;
  border: none;
  margin-bottom: 20px;
}

.modal h2::after {
  display: none;
}

.modal .btn-primary {
  margin-top: 10px;
}

/* Section header with button */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.section-header h2 {
  margin-bottom: 0;
  border: none;
}

.section-header h2::after {
  display: none;
}

.section-header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0;
  margin-bottom: 25px;
  border-bottom: 2px solid var(--border-light);
}

.tab {
  padding: 12px 24px;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color 0.2s;
  font-size: 15px;
}

.tab:hover {
  color: var(--primary);
}

.tab.active {
  color: var(--primary);
  border-bottom-color: var(--accent-gold);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Rank badge */
.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
}

.rank-badge.gold { background: linear-gradient(135deg, #D4A843, #E8C86A); color: #3A2F00; }
.rank-badge.silver { background: linear-gradient(135deg, #8A9A9A, #B0BEC5); color: #fff; }
.rank-badge.bronze { background: linear-gradient(135deg, #B87333, #D4944A); color: #fff; }

/* View Participants Button */
.btn-view-participants {
  background: transparent;
  border: 1.5px solid var(--primary);
  color: var(--primary);
  padding: 5px 12px;
  font-size: 13px;
  font-weight: 600;
  font-family: 'Tajawal', sans-serif;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-view-participants:hover {
  background: var(--primary);
  color: #fff;
}

.expand-icon {
  font-size: 10px;
  transition: transform 0.2s;
}

/* Expandable Participants Row */
.participants-row td {
  padding: 0;
  background: #F8FAF8;
}

.participants-row:hover {
  background: #F8FAF8 !important;
}

.participants-cell {
  padding: 16px 20px !important;
}

.activity-participants {
  max-height: 300px;
  overflow-y: auto;
}

.sub-table-header {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 10px;
}

.sub-table {
  margin-top: 0;
  border-radius: var(--radius);
  overflow: hidden;
}

.sub-table thead {
  background: var(--text-secondary);
}

.sub-table th {
  font-size: 12px;
  padding: 8px 12px;
}

.sub-table td {
  font-size: 13px;
  padding: 8px 12px;
}

/* Role Badge */
.role-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.role-super_admin {
  background: linear-gradient(135deg, #D4A843, #E8C86A);
  color: #3A2F00;
}

.role-admin {
  background: var(--border-light);
  color: var(--text-secondary);
}

/* No data message */
.no-data {
  text-align: center;
  color: var(--text-muted);
  padding: 30px;
  font-style: italic;
}

/* RTL Support */
[dir="rtl"] th,
[dir="rtl"] td {
  text-align: right;
}

[dir="rtl"] .actions {
  flex-direction: row-reverse;
}

/* Footer */
.page-footer {
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 20px;
}

.page-footer .footer-line {
  width: 60px;
  height: 2px;
  background: var(--accent-gold);
  margin: 0 auto 10px;
}

/* Table wrapper for overflow on mobile */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
}

/* Responsive */
@media (max-width: 600px) {
  .form-row {
    flex-direction: column;
    gap: 0;
  }

  .container {
    padding: 12px;
  }

  .card {
    padding: 16px;
  }

  th, td {
    padding: 8px 10px;
    font-size: 13px;
    white-space: nowrap;
  }

  .brand-logo {
    font-size: 34px;
  }

  .lang-toggle {
    position: static;
    justify-content: center;
    margin-bottom: 12px;
  }

  .brand-header {
    padding-top: 12px;
  }

  .section-header {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }

  .ranking-card {
    padding: 16px 12px;
  }

  .ranking-table th,
  .ranking-table td {
    padding: 8px 8px;
    font-size: 12px;
  }

  .ranking-table td:nth-child(3) {
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .rank-badge {
    width: 26px;
    height: 26px;
    font-size: 11px;
  }
}