/* Global Styles */
:root {
    --primary-color: #1e3a8a;
    --secondary-color: #0891b2;
    --success-color: #059669;
    --danger-color: #dc2626;
    --warning-color: #f59e0b;
    --light-bg: #f8fafc;
    --dark-text: #1e293b;
    --border-color: #e2e8f0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-bg);
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.login-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 40px;
    width: 100%;
    max-width: 450px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.login-header h2 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 24px;
    font-weight: 600;
}

.login-header p {
    color: #64748b;
    font-size: 14px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--dark-text);
    font-weight: 500;
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: #1e40af;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.3);
}

.btn-block {
    width: 100%;
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-danger {
    background-color: #fee2e2;
    color: var(--danger-color);
    border: 1px solid #fecaca;
}

.demo-accounts {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
}

.demo-accounts h4 {
    font-size: 14px;
    color: var(--dark-text);
    margin-bottom: 12px;
    font-weight: 600;
}

.demo-accounts ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.demo-accounts li {
    padding: 8px 0;
    font-size: 13px;
    color: #64748b;
}

.demo-accounts strong {
    color: var(--dark-text);
}

/* Dashboard Styles */
.dashboard-banner {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark-text);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.stat-label {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 8px;
    font-weight: 500;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
}

.task-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border-left: 4px solid var(--secondary-color);
    transition: all 0.3s ease;
}

.task-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transform: translateX(4px);
}

.task-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-text);
    margin-bottom: 8px;
}

.task-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: #64748b;
    margin-bottom: 12px;
}

.task-description {
    color: #475569;
    font-size: 14px;
    line-height: 1.6;
}

.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background-color: #d1fae5;
    color: var(--success-color);
}

.badge-warning {
    background-color: #fef3c7;
    color: var(--warning-color);
}

.badge-danger {
    background-color: #fee2e2;
    color: var(--danger-color);
}

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

.btn-success:hover {
    background-color: #047857;
}

.btn-secondary {
    background-color: #64748b;
    color: white;
}

.btn-secondary:hover {
    background-color: #475569;
}

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

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

/* Sidebar Customization */
.sidebar {
    background: linear-gradient(180deg, var(--primary-color) 0%, #1e40af 100%);
}

.nav-item a {
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
}

.nav-item a:hover {
    color: white;
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-item a.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
}

/* Calendar Styles */
#calendar {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* Home Page Hero */
.home-hero {
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    border-radius: 20px;
    padding: 48px 40px;
    margin-bottom: 32px;
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.3);
    position: relative;
    overflow: hidden;
}

.home-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    filter: blur(60px);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-welcome {
    font-size: 64px;
    margin-bottom: 16px;
    animation: wave 1.5s ease-in-out infinite;
}

@keyframes wave {

    0%,
    100% {
        transform: rotate(0deg);
    }

    25% {
        transform: rotate(20deg);
    }

    75% {
        transform: rotate(-20deg);
    }
}

.hero-title {
    font-size: 36px;
    font-weight: 800;
    color: white;
    margin: 0 0 12px 0;
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .login-card {
        margin: 20px;
        padding: 30px 20px;
    }

    .home-hero {
        padding: 32px 24px;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-welcome {
        font-size: 48px;
    }
}

/* Modern Task Card Styles */
.tasks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.modern-task-card {
    background: white;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
}

.modern-task-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.task-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.task-card-title {
    font-size: 16px;
    font-weight: 700;
    color: #1e293b;
    margin: 0;
    line-height: 1.4;
}

.task-card-desc {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.task-card-meta {
    margin-top: auto;
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: #94a3b8;
    border-top: 1px solid #f1f5f9;
    padding-top: 12px;
}

.task-status-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-warning {
    background: #fff7ed;
    color: #c2410c;
}

.badge-success {
    background: #ecfdf5;
    color: #047857;
}

.badge-info {
    background: #eff6ff;
    color: #1d4ed8;
}