/* Dashboard Styles */
:root {
    --primary: #6c5ce7;
    --primary-light: #a29bfe;
    --secondary: #00b894;
    --light: #f8f9fa;
    --dark: #343a40;
    --border: #dee2e6;
    --success: #00b894;
    --warning: #fdcb6e;
    --danger: #ff7675;
    --info: #0984e3;
    --gray: #95a5a6;
    --light-gray: #ecf0f1;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* Base Styles */
body {
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f6fa;
    color: #2d3436;
    line-height: 1.6;
}

/* Dashboard Container */
.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.header-top {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    font-size: 2rem;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.user-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--white);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary);
    margin: 0.5rem 0;
}

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-trend {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.trend-up {
    color: var(--success);
}

.trend-down {
    color: var(--danger);
}

/* Sections */
.section {
    background: var(--white);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.section-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--dark);
    margin: 0;
}

.btn {
    padding: 0.5rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: #5a4dcf;
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: rgba(108, 92, 231, 0.1);
}

/* Quick Links */
.quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.quick-link {
    background: var(--light);
    padding: 1rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--dark);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.quick-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border-color: var(--primary);
}

.quick-link i {
    font-size: 1.5rem;
    color: var(--primary);
}

/* Deadlines */
.deadline-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

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

.deadline-date {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
    display: block;
}

.deadline-title {
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.deadline-desc {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Recent Activity */
.activity-item {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.activity-content {
    flex: 1;
}

.activity-time {
    font-size: 0.8rem;
    color: var(--gray);
}

/* Modal */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.modal-content {
    background: white;
    border-radius: 12px;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.modal-title {
    margin: 0;
    font-size: 1.5rem;
    color: var(--dark);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--gray);
    transition: var(--transition);
    line-height: 1;
    padding: 0 0.5rem;
}

.modal-close:hover {
    color: var(--dark);
    transform: rotate(90deg);
}

/* Responsive Design */
@media (max-width: 992px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .dashboard-container {
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .user-menu {
        width: 100%;
        justify-content: space-between;
    }
}

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Apply animation to cards */
.stat-card, .section {
    animation: fadeIn 0.5s ease-out forwards;
}

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
    cursor: help;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 200px;
    background-color: var(--dark);
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 0.5rem;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.9rem;
    font-weight: normal;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}