/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #0A1D37;
    --accent-yellow: #FBC02D;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --success: #28A745;
    --warning: #FFC107;
    --danger: #DC3545;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --radius-lg: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--light-gray);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background-color: var(--primary-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand h1 {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    background-color: var(--accent-yellow);
    color: var(--primary-blue);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: all 0.3s ease;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    margin-bottom: 2rem;
    transition: box-shadow 0.3s ease;
}

.card:hover {
    box-shadow: var(--shadow-hover);
}

.card-header {
    border-bottom: 2px solid var(--light-gray);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-blue);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.btn-primary {
    background-color: var(--accent-yellow);
    color: var(--primary-blue);
}

.btn-primary:hover {
    background-color: #F9A825;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #0F2A4D;
}

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

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

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
    min-width: 80px;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

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

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #E9ECEF;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: var(--white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-yellow);
    box-shadow: 0 0 0 3px rgba(251, 192, 45, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #1a3a5c 100%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    border-top: 4px solid var(--accent-yellow);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    display: block;
}

.stat-label {
    color: var(--medium-gray);
    font-weight: 500;
}

/* Progress Bar */
.progress-container {
    margin: 2rem 0;
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.progress-bar {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.progress-step {
    flex: 1;
    text-align: center;
    position: relative;
}

.progress-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 15px;
    right: -50%;
    width: 100%;
    height: 3px;
    background-color: #E9ECEF;
    z-index: 1;
}

.progress-step.completed:not(:last-child)::after {
    background-color: var(--primary-blue);
}

.progress-step.active:not(:last-child)::after {
    background: linear-gradient(to right, var(--accent-yellow) 50%, #E9ECEF 50%);
}

.progress-circle {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: #E9ECEF;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    margin: 0 auto 0.5rem;
    position: relative;
    z-index: 2;
}

.progress-step.completed .progress-circle {
    background-color: var(--primary-blue);
}

.progress-step.active .progress-circle {
    background-color: var(--accent-yellow);
    color: var(--primary-blue);
}

.progress-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--medium-gray);
}

.progress-step.active .progress-label {
    color: var(--accent-yellow);
    font-weight: 600;
}

.progress-step.completed .progress-label {
    color: var(--primary-blue);
}

/* Tables */
.table-container {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 2rem;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #E9ECEF;
}

.table th {
    background-color: var(--primary-blue);
    color: var(--white);
    font-weight: 600;
}

.table tbody tr:hover {
    background-color: #F8F9FA;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #D4EDDA;
    border-color: var(--success);
    color: #155724;
}

.alert-danger {
    background-color: #F8D7DA;
    border-color: var(--danger);
    color: #721C24;
}

.alert-warning {
    background-color: #FFF3CD;
    border-color: var(--warning);
    color: #856404;
}

/* Footer */
.footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--accent-yellow);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--primary-blue);
        padding: 1rem;
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .progress-bar {
        flex-direction: column;
        gap: 1rem;
    }

    .progress-step:not(:last-child)::after {
        display: none;
    }

    .table-container {
        overflow-x: auto;
    }

    .stat-number {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .card {
        padding: 1.5rem;
    }

    .hero {
        padding: 2rem 0;
    }

    .hero h1 {
        font-size: 1.8rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 1rem; }
.loading { opacity: 0.6; pointer-events: none; }