/* Theme-specific styles and CSS variables */

/* Base theme variables (default blue theme) */
:root {
    --primary-color: #4a5568;
    --primary-light: #5a67d8;
    --primary-dark: #2d3748;
    --secondary-color: #718096;
    --accent-color: #4299e1;
    --background-color: #f7fafc;
    --surface-color: #ffffff;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.04);
    --gradient-start: #4a5568;
    --gradient-end: #5a67d8;
    --success-color: #38a169;
    --warning-color: #d69e2e;
    --error-color: #e53e3e;
    --nav-bg: linear-gradient(135deg, #4a5568 0%, #5a67d8 100%);
    --hover-bg: #edf2f7;
    --input-bg: #ffffff;
    --input-border: #cbd5e0;
    --input-focus: #5a67d8;
}

/* Blue Theme */
.theme-blue {
    --primary-color: #4a5568;
    --primary-light: #5a67d8;
    --primary-dark: #2d3748;
    --secondary-color: #718096;
    --accent-color: #4299e1;
    --background-color: #f7fafc;
    --surface-color: #ffffff;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.04);
    --gradient-start: #4a5568;
    --gradient-end: #5a67d8;
    --nav-bg: linear-gradient(135deg, #4a5568 0%, #5a67d8 100%);
    --hover-bg: #edf2f7;
    --input-bg: #ffffff;
    --input-border: #cbd5e0;
    --input-focus: #5a67d8;
}

/* Bone/Tan Theme */
.theme-bone {
    --primary-color: #8b5a3c;
    --primary-light: #a0845c;
    --primary-dark: #6d4c32;
    --secondary-color: #8d7968;
    --accent-color: #c19a6b;
    --background-color: #fdfcfb;
    --surface-color: #fffef9;
    --text-primary: #4a3429;
    --text-secondary: #6d4c32;
    --text-muted: #8d7968;
    --border-color: #e8ddd4;
    --shadow-color: rgba(139, 90, 60, 0.06);
    --gradient-start: #8b5a3c;
    --gradient-end: #a0845c;
    --nav-bg: linear-gradient(135deg, #8b5a3c 0%, #a0845c 100%);
    --hover-bg: #f9f6f2;
    --input-bg: #fffef9;
    --input-border: #e0d5cc;
    --input-focus: #8b5a3c;
}

/* Dark Grey Theme */
.theme-dark {
    --primary-color: #667eea;
    --primary-light: #7c3aed;
    --primary-dark: #553c9a;
    --secondary-color: #9ca3af;
    --accent-color: #60a5fa;
    --background-color: #1a202c;
    --surface-color: #2d3748;
    --text-primary: #e2e8f0;
    --text-secondary: #cbd5e0;
    --text-muted: #a0aec0;
    --border-color: #4a5568;
    --shadow-color: rgba(0, 0, 0, 0.2);
    --gradient-start: #4a5568;
    --gradient-end: #667eea;
    --nav-bg: linear-gradient(135deg, #4a5568 0%, #667eea 100%);
    --hover-bg: #4a5568;
    --input-bg: #2d3748;
    --input-border: #4a5568;
    --input-focus: #667eea;
}

/* Natural Green Theme */
.theme-green {
    --primary-color: #38a169;
    --primary-light: #48bb78;
    --primary-dark: #2f855a;
    --secondary-color: #718096;
    --accent-color: #4fd1c7;
    --background-color: #f7fafc;
    --surface-color: #ffffff;
    --text-primary: #1a202c;
    --text-secondary: #2d3748;
    --text-muted: #4a5568;
    --border-color: #c6f6d5;
    --shadow-color: rgba(56, 161, 105, 0.06);
    --gradient-start: #38a169;
    --gradient-end: #48bb78;
    --nav-bg: linear-gradient(135deg, #38a169 0%, #48bb78 100%);
    --hover-bg: #f0fff4;
    --input-bg: #ffffff;
    --input-border: #cbd5e0;
    --input-focus: #38a169;
}

/* Global theme application */
body {
    background-color: transparent; /* THIS IS THE FIX */
    color: var(--text-primary);
    transition: all 0.3s ease;
}

/* Navigation */
.top-nav {
    background: var(--nav-bg);
}

.nav-menu a {
    color: rgba(255, 255, 255, 0.9);
}

.nav-menu a:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
}

/* Buttons */
.btn {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
    transition: all 0.2s ease;
}

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

.btn-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: #ffffff;
}

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

.btn-small {
    font-size: 0.8rem;
    padding: 6px 12px;
}

.btn-danger {
    background-color: var(--error-color);
    border-color: var(--error-color);
}

.btn-danger:hover {
    background-color: #dc2626;
    border-color: #dc2626;
}

/* Forms */
input, select, textarea {
    background-color: transparent;
    border-color: var(--input-border);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--input-focus);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    outline: none;
}

input::placeholder, textarea::placeholder {
    color: var(--text-muted);
}

/* Cards and Sections */
.dashboard-section,
.student-item,
.staff-item,
.app-modal-content,
.quick-stats,
.quick-task {
    background-color: var(--surface-color);
    border-color: var(--border-color);
    box-shadow: 0 1px 3px var(--shadow-color);
}

/* Dashboard sections */
.dashboard-grid .dashboard-section {
    border: 1px solid var(--border-color);
}

.dashboard-section h3 {
    color: var(--text-primary);
}

.dashboard-section h4 {
    color: var(--text-secondary);
}

/* Student and Staff items */
.student-item, .staff-item {
    border: 1px solid var(--border-color);
}

.student-item:hover, .staff-item:hover {
    background-color: var(--hover-bg);
    border-color: var(--primary-light);
}

.student-info h4, .staff-info .staff-name {
    color: var(--text-primary);
}

.student-info p, .staff-info .staff-details {
    color: var(--text-secondary);
}

/* Quick Stats */
.stat-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
}

.stat-number {
    color: var(--primary-color);
}

.stat-label {
    color: var(--text-secondary);
}

/* Quick Tasks */
.quick-task-item {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
}

.quick-task-item:hover {
    background-color: var(--hover-bg);
    border-color: var(--primary-light);
}

/* Activity Feed */
.activity-item {
    background-color: var(--surface-color);
    border-left: 3px solid var(--primary-color);
}

.activity-time {
    color: var(--text-muted);
}

.activity-text {
    color: var(--text-primary);
}

/* Alerts */
.alert {
    border-radius: 6px;
    padding: 12px 16px;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--warning-color);
    color: var(--warning-color);
}

.alert-error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

/* Modals */
.app-modal {
    background-color: rgba(0, 0, 0, 0.5);
}

.app-modal-content {
    background-color: transparent;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 25px var(--shadow-color);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    color: var(--text-primary);
}

.modal-close {
    color: var(--text-secondary);
    background: none;
    border: none;
}

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

/* Dropdowns */
.user-dropdown {
    background-color: var(--surface-color);
    border-color: var(--border-color);
    box-shadow: 0 8px 32px var(--shadow-color), 0 2px 8px rgba(0,0,0,0.08);
}

.dropdown-item {
    color: #374151; /* Ensure dark grey for all themes */
}

.dropdown-item:hover {
    background-color: var(--hover-bg);
    color: var(--primary-color);
}

/* Theme Selector in Dropdown */
.dropdown-section {
    border-top: 1px solid var(--border-color);
    margin-top: 8px;
    padding-top: 8px;
}

.dropdown-section:first-child {
    border-top: none;
    margin-top: 0;
    padding-top: 0;
}

.dropdown-label {
    padding: 8px 20px 4px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.theme-options {
    padding: 4px 8px;
}

.theme-option {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 12px;
    border: none;
    background: transparent;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    color: #374151; /* Dark grey for better visibility */
    transition: all 0.2s ease;
    text-align: left;
}

.theme-option:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.theme-option.active {
    background: var(--primary-color);
    color: white;
}

.theme-option.active:hover {
    background: var(--primary-dark);
}

.theme-icon {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.theme-name {
    flex: 1;
}

.theme-check {
    font-size: 0.8rem;
    color: currentColor;
}

/* Tables */
.table-header {
    background-color: var(--hover-bg);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.table-row {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.table-row:nth-child(even) {
    background-color: var(--hover-bg);
}

/* Role Badges */
.role-admin {
    background-color: var(--error-color);
    color: white;
}

.role-staff {
    background-color: var(--success-color);
    color: white;
}

.role-badge {
    background-color: var(--secondary-color);
    color: white;
}

/* Loading and Empty States */
.loading {
    color: var(--text-muted);
}

.empty-state {
    color: var(--text-muted);
}

.empty-state h3 {
    color: var(--text-primary);
}

/* Admin sections */
.admin-section {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
}

/* Student/Staff cards */
.student-card, .staff-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.student-card:hover, .staff-card:hover {
    background-color: var(--hover-bg);
    border-color: var(--primary-light);
}

/* Calendar styles */
.calendar {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
}

.calendar-header {
    background-color: var(--primary-color);
    color: white;
}

.calendar-day {
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.calendar-day:hover {
    background-color: var(--hover-bg);
}

.calendar-day.today {
    background-color: var(--primary-light);
    color: white;
}

/* Section headers */
.section-title {
    color: var(--text-primary);
}

.section-subtitle {
    color: var(--text-secondary);
}

/* Links and interactive elements */
a {
    color: var(--primary-color);
}

a:hover {
    color: var(--primary-dark);
}

/* Scrollbars for webkit browsers */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Focus states */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Disabled states */
.disabled,
button:disabled,
input:disabled,
select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Theme-specific adjustments for better contrast */
.theme-dark {
    --shadow-color: rgba(0, 0, 0, 0.3);
}

.theme-dark .card {
    box-shadow: 0 8px 32px var(--shadow-color);
}

.theme-dark .user-dropdown {
    box-shadow: 0 8px 32px var(--shadow-color), 0 2px 8px rgba(0,0,0,0.2);
}

/* Ensure proper contrast for text on backgrounds */
.theme-bone .alert-success {
    background-color: rgba(56, 161, 105, 0.15);
}

.theme-bone .alert-warning {
    background-color: rgba(193, 154, 107, 0.15);
}

.theme-bone .alert-error {
    background-color: rgba(227, 62, 62, 0.15);
}

.theme-green .alert-success {
    background-color: rgba(56, 161, 105, 0.15);
}

.theme-green .alert-warning {
    background-color: rgba(217, 158, 46, 0.15);
}

.theme-green .alert-error {
    background-color: rgba(227, 62, 62, 0.15);
}

/* Theme-specific dropdown text overrides for better contrast */
.theme-blue .dropdown-item,
.theme-blue .theme-option {
    color: #1f2937; /* Dark grey for blue theme */
}

.theme-bone .dropdown-item,
.theme-bone .theme-option {
    color: #451a03; /* Dark brown for bone theme */
}

.theme-dark .dropdown-item,
.theme-dark .theme-option {
    color: #f9fafb; /* Light text for dark theme */
}

.theme-green .dropdown-item,
.theme-green .theme-option {
    color: #064e3b; /* Dark green for green theme */
}

/* User info text color overrides */
.theme-blue .user-info {
    color: #1f2937;
}

.theme-bone .user-info {
    color: #451a03;
}

.theme-dark .user-info {
    color: #f9fafb;
}

.theme-green .user-info {
    color: #064e3b;
}