/* ===========================
   HOME PAGE STYLES
   =========================== */

/* ===== HOME PAGE SECTIONS ===== */
.home-container {
    max-width: 1400px;
    margin: 0 auto;
}

.hero-section {
    background: var(--grad-primary);
    color: white;
    padding: 5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveGrid 20s linear infinite;
}

@keyframes moveGrid {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 600;
    margin-bottom: 1rem;
    opacity: 0.95;
}

.hero-subtitle .highlight {
    background: rgba(255,255,255,0.2);
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.125rem);
    opacity: 0.9;
    line-height: 1.8;
}

/* Features Section */
.features-section,
.quick-links-section {
    padding: 4rem 2rem;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    color: var(--text-main);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon.math {
    background: var(--grad-primary);
}

.feature-icon.info {
    background: var(--grad-secondary);
}

.feature-icon.poster {
    background: var(--grad-tertiary);
}

.feature-icon svg {
    width: 36px;
    height: 36px;
    stroke: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-main);
}

.feature-card p {
    color: var(--text-body);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
    transition: gap 0.2s ease;
}

.feature-link:hover {
    gap: 0.75rem;
}

/* Quick Links Section */
.quick-links-section {
    background: var(--bg-element);
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.quick-link-card {
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
    border: 1px solid var(--border-light);
}

.quick-link-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.quick-link-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
    background: var(--grad-primary);
}

.quick-link-icon svg {
    width: 32px;
    height: 32px;
    stroke: white;
}

.quick-link-card:nth-child(1) .quick-link-icon {
    background: var(--grad-accent-1);
}

.quick-link-card:nth-child(2) .quick-link-icon {
    background: var(--grad-primary);
}

.quick-link-card:nth-child(3) .quick-link-icon {
    background: var(--grad-accent-2);
}

.quick-link-card:nth-child(4) .quick-link-icon {
    background: var(--grad-accent-3);
}

.quick-link-text h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.quick-link-text p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Stats Section */
.stats-section {
    padding: 4rem 2rem;
    background: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.stat-card {
    text-align: center;
    padding: 2rem;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.125rem;
    color: var(--text-body);
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 3rem 1.5rem;
    }

    .features-section,
    .quick-links-section {
        padding: 3rem 1.5rem;
    }

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

    .features-grid,
    .quick-links-grid {
        grid-template-columns: 1fr;
    }
}