* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

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

/* Header */
header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
    padding: 40px 0;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 3em;
    margin-bottom: 10px;
    font-weight: 700;
}

.subtitle {
    font-size: 1.2em;
    opacity: 0.9;
    font-style: italic;
}

/* Main Content */
main {
    padding: 40px 0;
}

section {
    margin-bottom: 40px;
}

/* Warning Sections */
.warning-section {
    margin-bottom: 30px;
}

.warning-box {
    background-color: #fff3cd;
    border: 3px solid #ffc107;
    border-radius: 10px;
    padding: 30px;
    margin: 20px 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.warning-box.critical {
    background-color: #f8d7da;
    border-color: #dc3545;
}

.warning-box h2 {
    color: #856404;
    margin-bottom: 20px;
    font-size: 1.8em;
}

.warning-box.critical h2 {
    color: #721c24;
}

.warning-box p {
    margin-bottom: 15px;
    font-size: 1.1em;
    line-height: 1.8;
}

.warning-box strong {
    color: #721c24;
    font-weight: 700;
}

.warning-box.critical strong {
    color: #721c24;
}

/* Alert Section */
.alert-section {
    margin-bottom: 30px;
}

.alert-box {
    background-color: #fff3cd;
    border: 3px solid #ff9800;
    border-radius: 10px;
    padding: 30px;
    margin: 20px 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.alert-box h2 {
    color: #856404;
    margin-bottom: 20px;
    font-size: 1.8em;
}

.alert-box p {
    margin-bottom: 15px;
    font-size: 1.1em;
    line-height: 1.8;
}

.alert-box strong {
    color: #721c24;
    font-weight: 700;
}

/* Notice Section */
.notice-section {
    margin-bottom: 30px;
}

.notice-box {
    background-color: #e7f3ff;
    border: 3px solid #2196F3;
    border-radius: 10px;
    padding: 30px;
    margin: 20px 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.notice-box h2 {
    color: #0d47a1;
    margin-bottom: 20px;
    font-size: 1.8em;
}

.notice-box p {
    margin-bottom: 15px;
    font-size: 1.1em;
    line-height: 1.8;
    color: #1565c0;
}

.notice-box strong {
    color: #0d47a1;
    font-weight: 700;
}

/* Info Section */
.info-section {
    background-color: white;
    padding: 40px 20px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin: 30px 0;
}

.info-section h2 {
    text-align: center;
    color: #1e3c72;
    margin-bottom: 30px;
    font-size: 2.2em;
}

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

.info-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
}

.info-card h3 {
    font-size: 1.2em;
    margin-bottom: 15px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
    padding-bottom: 10px;
}

.info-card p {
    font-size: 1.1em;
    margin-bottom: 10px;
}

.info-card .note {
    font-size: 0.9em;
    opacity: 0.9;
    font-style: italic;
}

.status-closed {
    color: #ffeb3b !important;
    font-weight: 700;
    font-size: 1.2em !important;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    padding: 50px 0 30px;
    margin-top: 60px;
}

.security-notice {
    background-color: #34495e;
    border: 2px solid #e74c3c;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 30px;
    text-align: center;
}

.security-notice h3 {
    color: #e74c3c;
    font-size: 1.5em;
    margin-bottom: 15px;
}

.security-notice p {
    font-size: 1.1em;
    margin-bottom: 10px;
    line-height: 1.8;
}

.security-notice strong {
    color: #e74c3c;
    font-weight: 700;
}

.footer-info {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-info p {
    margin-bottom: 10px;
    font-size: 1em;
}

.footer-info .closure-notice {
    color: #e74c3c;
    font-weight: 700;
    font-size: 1.1em;
    margin-top: 15px;
}

.final-warning {
    background-color: #721c24;
    border: 3px solid #dc3545;
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    margin-top: 30px;
}

.final-warning p {
    font-size: 1.1em;
    margin-bottom: 12px;
    line-height: 1.8;
}

.final-warning strong {
    font-size: 1.2em;
    font-weight: 700;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }

    .subtitle {
        font-size: 1em;
    }

    .warning-box,
    .alert-box,
    .notice-box {
        padding: 20px;
    }

    .warning-box h2,
    .alert-box h2,
    .notice-box h2 {
        font-size: 1.4em;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .info-section h2 {
        font-size: 1.8em;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5em;
    }

    .container {
        padding: 0 15px;
    }

    .warning-box,
    .alert-box,
    .notice-box {
        padding: 15px;
    }

    .warning-box p,
    .alert-box p,
    .notice-box p {
        font-size: 1em;
    }
}