/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-medium);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: -0.03em;
}

nav ul {
    display: flex;
    gap: var(--spacing-lg);
}

nav a {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

nav a:hover {
    color: var(--color-accent);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-lg);
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.2;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
}

.hero-description {
    font-size: 1.5rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.hero-btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-primary);
    color: white;
    font-weight: 600;
    border-radius: 999px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.hero-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* Notice & News Section */
.news-section {
    background-color: var(--color-bg);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.news-card {
    background: var(--color-card-bg);
    border-radius: 20px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid rgba(0, 0, 0, 0.03);
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.news-card:hover::before {
    transform: scaleX(1);
}

.card-header {
    margin-bottom: var(--spacing-md);
}

.tag {
    display: inline-block;
    padding: 6px 12px;
    background-color: var(--color-bg-secondary);
    color: var(--color-accent);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 6px;
    margin-bottom: var(--spacing-sm);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.card-date {
    font-size: 0.9rem;
    color: var(--color-text-light);
    display: block;
    margin-bottom: var(--spacing-md);
}

.card-desc {
    font-size: 1rem;
    color: var(--color-text-light);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.card-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.read-more {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Footer (Simple) */
footer {
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-xl) 0;
    text-align: center;
}

footer p {
    opacity: 0.7;
    margin-bottom: var(--spacing-xs);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    nav ul {
        display: none;
        /* Hide nav for basic v1 */
    }
}

.download-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    padding: 8px 12px;
    background-color: var(--color-bg-secondary);
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: background-color var(--transition-fast);
}

.download-link:hover {
    background-color: #e2e8f0;
}

/* About Section Styles */
.about-grid {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.about-item {
    flex: 1;
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-card-bg);
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition-fast);
}

.about-item:hover {
    transform: translateY(-5px);
}

.about-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.about-item h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.about-item p {
    color: var(--color-text-light);
}

/* Contact Section Styles */
.contact-methods {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.contact-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 16px;
    min-width: 250px;
    box-shadow: var(--shadow-soft);
}

.contact-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.contact-card p {
    color: var(--color-text-light);
}

@media (max-width: 768px) {

    .about-grid,
    .contact-methods {
        flex-direction: column;
    }
}

/* Stats Banner */
.stats-banner {
    background-color: var(--color-primary);
    padding: var(--spacing-xxl) 0;
    color: white;
}

.stats-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
}

.stat-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

@media (max-width: 768px) {
    .stats-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }

    .stat-number {
        font-size: 2.5rem;
    }
}