/* ==========================================================================
   Landing Page Styles
   ========================================================================== */

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    z-index: 10;
}

.code-line {
    font-family: var(--font-mono);
    font-size: 1rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.code-line .keyword {
    color: #ff79c6;
}

.code-line .variable {
    color: #8be9fd;
}

.code-line .operator {
    color: var(--accent-primary);
}

.code-line .string {
    color: #f1fa8c;
}

.code-line .punctuation {
    color: var(--text-secondary);
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

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

/* Hero Visual - Code Window */
.hero-visual {
    z-index: 10;
}

.code-window {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.window-header {
    background-color: var(--bg-tertiary);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.window-buttons {
    display: flex;
    gap: 0.5rem;
}

.window-buttons span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: block;
}

.btn-close {
    background-color: #ff5f56;
}

.btn-minimize {
    background-color: #ffbd2e;
}

.btn-maximize {
    background-color: #27c93f;
}

.window-title {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.code-content {
    padding: 1.5rem;
    overflow-x: auto;
}

.code-content pre {
    margin: 0;
}

.code-content code {
    background: none;
    padding: 0;
    font-size: 0.875rem;
    line-height: 1.6;
    display: block;
}

.code-content .comment {
    color: #6272a4;
}

.code-content .keyword {
    color: #ff79c6;
}

.code-content .function {
    color: #50fa7b;
}

.code-content .parameter {
    color: #ffb86c;
}

.code-content .variable {
    color: #8be9fd;
}

.code-content .string {
    color: #f1fa8c;
}

.code-content .property {
    color: #bd93f9;
}

/* Architecture Section */
.architecture {
    background-color: var(--bg-secondary);
}

.architecture-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.arch-step {
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
}

.arch-step:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-primary);
    color: #000;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.step-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.arch-step h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.arch-step p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.arrow {
    font-size: 2rem;
    color: var(--accent-primary);
    font-weight: 700;
}

/* Tech Stack */
.tech-stack {
    margin-top: 4rem;
}

.tech-stack-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--accent-primary);
}

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

.tech-card {
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-normal);
}

.tech-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tech-card h4 {
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.tech-card ul {
    list-style: none;
}

.tech-card ul li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.tech-card ul li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 700;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

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

.feature-card p {
    color: var(--text-secondary);
    margin: 0;
}

/* Learning Section */
.learning {
    background-color: var(--bg-secondary);
}

.learning-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.learning-module {
    background-color: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    position: relative;
    transition: all var(--transition-normal);
}

.learning-module:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.module-number {
    display: inline-block;
    background-color: var(--accent-primary);
    color: #000;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.learning-module h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.module-list {
    list-style: none;
}

.module-list li {
    padding: 0.75rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.module-list li:last-child {
    border-bottom: none;
}

.module-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 700;
    font-size: 1.2rem;
}

/* Alternatives Section */
.comparison-table {
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
}

.comparison-table thead {
    background-color: var(--bg-tertiary);
}

.comparison-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
}

.comparison-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table tbody tr:hover {
    background-color: var(--bg-tertiary);
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

/* CTA Section */
.cta {
    text-align: center;
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
}

.cta-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .architecture-diagram {
        flex-direction: column;
    }
    
    .arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    .hero {
        padding-top: 100px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .learning-content {
        grid-template-columns: 1fr;
    }
    
    .tech-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .code-window {
        font-size: 0.75rem;
    }
    
    .comparison-table {
        font-size: 0.875rem;
    }
}