/* 
 * Shefa Rewards Portal - Styles
 * Designed for accessibility (dyslexia-friendly, clean, high contrast)
 */

/* Import Atkinson Hyperlegible - designed for readability */
@import url('https://fonts.googleapis.com/css2?family=Atkinson+Hyperlegible:wght@400;700&display=swap');

/* CSS Variables for consistent theming - Shefa School Colors */
:root {
    --color-primary: #4A90C2;       /* Shefa Blue */
    --color-primary-dark: #3B7CB8;
    --color-primary-light: #6BA8D4;
    --color-secondary: #7AB648;     /* Shefa Green */
    --color-secondary-light: #9ACD5A;
    --color-background: #f5f9fc;    /* Light blue-tinted background */
    --color-surface: #ffffff;
    --color-text: #1e3a5f;          /* Dark blue-gray */
    --color-text-light: #6b7280;
    --color-border: #d1d5db;
    --color-accent: #7AB648;        /* Green for highlights */
    
    --font-main: 'Atkinson Hyperlegible', system-ui, sans-serif;
    --font-size-base: 18px;         /* Larger base for readability */
    --line-height: 1.6;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    --border-radius: 12px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Reset and Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    color: var(--color-text);
    background-color: var(--color-background);
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

/* Header */
.header {
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header-logo {
    height: 45px;
    width: auto;
    background: white;
    padding: 4px 8px;
    border-radius: 6px;
}

.header-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.header-title .icon {
    font-size: 1.8rem;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.switch-portal-btn {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--color-primary);
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.switch-portal-btn:hover {
    background-color: white;
    transform: translateY(-1px);
}

.logout-btn {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.logout-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

/* Help Button */
.help-btn {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.help-btn:hover {
    background-color: rgba(255, 255, 255, 0.3);
    border-color: white;
}

/* Welcome Section */
.welcome-section {
    background-color: var(--color-surface);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.welcome-text {
    font-size: 1.25rem;
    margin: 0;
}

/* Alert/Notification Banner */
.alert-banner {
    background-color: #fef3c7;
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-sm) var(--spacing-md);
    margin: var(--spacing-md) 0;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.alert-banner .icon {
    margin-right: var(--spacing-xs);
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: var(--spacing-lg) 0 var(--spacing-md);
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid var(--color-primary);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--color-primary);
}

.total-badges {
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-weight: 700;
}

/* Class Cards */
.class-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.class-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: #f3f4f6;
    border-bottom: 1px solid var(--color-border);
}

.class-name {
    font-weight: 700;
    font-size: 1.1rem;
}

.badge-count {
    background-color: var(--color-primary-light);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 700;
    min-width: 2.5rem;
    text-align: center;
}

.badges-row {
    padding: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    align-items: center;
    min-height: 80px;
}

.badge-image {
    width: 50px;
    height: 50px;
    object-fit: contain;
    transition: transform 0.2s;
}

.badge-image:hover {
    transform: scale(1.1);
}

.no-badges {
    color: var(--color-text-light);
    font-style: italic;
}

/* Milestones Section */
.milestones {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.milestones-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
    color: var(--color-primary);
}

.milestone-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    color: var(--color-text-light);
}

.milestone-item.achieved {
    color: var(--color-text);
}

.milestone-check {
    font-size: 1.2rem;
}

/* Recent Activity Section */
.recent-activity {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.recent-activity-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
    color: var(--color-primary);
}

.activity-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid #f3f4f6;
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-date {
    color: var(--color-text-light);
    min-width: 60px;
}

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

.no-activity {
    color: var(--color-text-light);
    font-style: italic;
}

/* Login Page Styles */
.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--spacing-lg);
    text-align: center;
}

.login-card {
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow);
    max-width: 400px;
    width: 100%;
}

.login-logo {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

.login-logo-img {
    max-width: 200px;
    height: auto;
    margin-bottom: var(--spacing-md);
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 var(--spacing-xs);
}

.login-subtitle {
    color: var(--color-text-light);
    margin: 0 0 var(--spacing-lg);
}

.google-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    width: 100%;
}

.google-btn:hover {
    background-color: var(--color-primary-light);
}

.google-btn:active {
    transform: scale(0.98);
}

.google-icon {
    width: 24px;
    height: 24px;
}

/* Loading State */
.loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--color-text-light);
}

.loading::after {
    content: '...';
    animation: dots 1.5s infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

/* Error State */
.error {
    color: #dc2626;
    padding: var(--spacing-md);
    text-align: center;
}

/* Responsive Design */
@media (max-width: 600px) {
    :root {
        --font-size-base: 16px;
    }
    
    .header {
        flex-direction: column;
        text-align: center;
    }
    
    .badge-image {
        width: 40px;
        height: 40px;
    }
    
    .section-header {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

/* Semester Toggle */
.semester-toggle {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: white;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.toggle-label {
    font-weight: 600;
    color: #1e3a5f;
}

.semester-select {
    padding: 0.5rem 1rem;
    font-size: 1rem;
    border: 2px solid #2563eb;
    border-radius: 6px;
    background: white;
    color: #2563eb;
    font-weight: 500;
    cursor: pointer;
}

.semester-select:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

/* Hidden utility */
.hidden {
    display: none !important;
}

/* Impersonation Banner */
.impersonation-banner {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.impersonation-banner button {
    background: white;
    color: #d97706;
    border: none;
    padding: 0.4rem 1rem;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.impersonation-banner button:hover {
    background: #fef3c7;
    transform: translateY(-1px);
}

/* Loading state for login */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Reset Session Button */
.reset-session-btn {
    margin-top: var(--spacing-md);
    background: #dc3545;
    border: none;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(220, 53, 69, 0.3);
}

.reset-session-btn:hover {
    background: #c82333;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.4);
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-md);
}

.modal-content {
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

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

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--color-primary);
}

.modal-body {
    padding: var(--spacing-md);
}

.modal-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

/* Role Choice Modal Specific Styles */
.role-choice-modal {
    text-align: center;
}

.role-choice-modal .modal-header {
    background: linear-gradient(135deg, #3B7CB8 0%, #4A90C2 100%);
    color: white;
    border-bottom: none;
    padding: var(--spacing-lg);
}

.role-choice-modal .modal-header h3 {
    color: white;
    font-size: 1.5rem;
}

.role-choice-subtitle {
    color: var(--color-text-light);
    margin: 0 0 var(--spacing-md);
}

.role-choice-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.role-choice-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    background: var(--color-surface);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-main);
}

.role-choice-btn:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.role-choice-btn .role-icon {
    font-size: 2.5rem;
}

.role-choice-btn .role-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
}

.role-choice-btn .role-desc {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.teacher-btn:hover {
    border-color: #7AB648;
    background: #f0f9e8;
}

.teacher-btn:hover .role-title {
    color: #6BA043;
}

.admin-btn:hover {
    border-color: #4A90C2;
    background: #e8f4fc;
}

.admin-btn:hover .role-title {
    color: #3B7CB8;
}

/* Button styles */
.btn {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

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

.btn-secondary {
    background-color: #e5e7eb;
    color: var(--color-text);
}

.btn-secondary:hover {
    background-color: #d1d5db;
}

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

.btn-danger:hover {
    background-color: #b91c1c;
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.9rem;
}

/* Print Styles (for future use) */
@media print {
    .header {
        background-color: white !important;
        color: black !important;
    }
    
    .logout-btn {
        display: none;
    }
    
    .class-card {
        break-inside: avoid;
    }
}