/* Styles for Landing Page */
.landing-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 3rem;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-main);
}

.hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 70vh;
    padding: 2rem;
    position: relative;
}

.hero-title {
    font-size: 3.5rem;
    background: linear-gradient(135deg, #fff 30%, var(--text-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
    max-width: 800px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 650px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.25rem;
    display: inline-block;
}

.feature-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.35rem;
    color: var(--text-main);
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.section-intro {
    text-align: center;
    max-width: 750px;
    margin: 6rem auto 3rem auto;
}

.section-intro h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff, var(--text-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-intro p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Blog layouts */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0 6rem 0;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 1rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.15);
}

.blog-img {
    height: 180px;
    background: linear-gradient(135deg, #1e1b4b, #0f172a);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 3rem;
}

.blog-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.blog-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-main);
}

.blog-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.blog-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    transition: color 0.2s ease;
}

.blog-link:hover {
    color: #818cf8;
}

.landing-footer {
    text-align: center;
    padding: 3rem;
    border-top: 1px solid var(--border-glass);
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 6rem;
}

/* Hamburger toggle styles */
.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 110;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-main);
    position: relative;
    transition: background 0.3s ease;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-main);
    transition: all 0.3s ease;
}

.hamburger::before {
    top: -6px;
}

.hamburger::after {
    top: 6px;
}

/* Active hamburger state */
.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .landing-nav {
        padding: 1rem 1.5rem;
        position: relative;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(9, 13, 22, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-glass);
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        transform: translateY(-10px);
        opacity: 0;
        pointer-events: none;
        transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 99;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    
    .nav-links li {
        width: 100%;
        text-align: center;
    }
    
    .nav-links a {
        display: block;
        padding: 1rem 2rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }
    
    .nav-links li:last-child a,
    .nav-links .btn {
        border-bottom: none;
    }
    
    .nav-links .btn {
        margin: 0.75rem 1.5rem;
        display: block;
        padding: 0.75rem 1.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
}