/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0a0a0f;
    --bg-card: #12121a;
    --bg-card-hover: #1a1a25;
    --rust-orange: #f74c00;
    --rust-orange-light: #ff6b2b;
    --rust-orange-glow: rgba(247, 76, 0, 0.3);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    --border-color: #252530;
    --gradient-rust: linear-gradient(135deg, #f74c00 0%, #ff6b2b 100%);
    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-rust {
    color: var(--rust-orange);
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.btn-nav {
    background: var(--gradient-rust);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    color: var(--text-primary) !important;
    font-weight: 600;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 8rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, var(--rust-orange-glow) 0%, transparent 50%);
    pointer-events: none;
}

.hero-badge {
    display: inline-block;
    background: rgba(247, 76, 0, 0.1);
    border: 1px solid var(--rust-orange);
    color: var(--rust-orange);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-family: var(--font-mono);
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.highlight {
    background: var(--gradient-rust);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 2.5rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--rust-orange);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

.btn-primary {
    background: var(--gradient-rust);
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px var(--rust-orange-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: border-color 0.3s ease;
}

.btn-secondary:hover {
    border-color: var(--rust-orange);
}

.hero-code {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.hero-code::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: var(--bg-card-hover);
    border-bottom: 1px solid var(--border-color);
}

.hero-code pre {
    margin-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    line-height: 1.8;
}

.hero-code .keyword { color: #ff79c6; }
.hero-code .type { color: #8be9fd; }
.hero-code .function { color: #50fa7b; }
.hero-code .comment { color: #6272a4; }
.hero-code .macro { color: var(--rust-orange); }
.hero-code .variant { color: #f1fa8c; }

/* Anti Section */
.anti-section {
    padding: 4rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
}

.strike {
    text-decoration: line-through;
    color: var(--text-muted);
}

.anti-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.anti-card {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
}

.anti-icon {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    background: rgba(255, 0, 0, 0.1);
    border-radius: 50%;
    color: #ff4444;
    font-weight: bold;
    margin-bottom: 1rem;
}

.anti-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Services Section */
.services {
    padding: 6rem 0;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 4rem;
    font-size: 1.1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--rust-orange);
}

.service-card.featured {
    border-color: var(--rust-orange);
    position: relative;
}

.service-card.featured::before {
    content: 'DESTACADO';
    position: absolute;
    top: -10px;
    left: 20px;
    background: var(--gradient-rust);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
}

.service-icon {
    width: 50px;
    height: 50px;
    background: rgba(247, 76, 0, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 24px;
    height: 24px;
    color: var(--rust-orange);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: 0.25rem 0;
    padding-left: 1rem;
    position: relative;
}

.service-features li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--rust-orange);
}

/* Search Engine Section */
.search-engine-section {
    padding: 6rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
}

.se-header {
    margin-bottom: 4rem;
}

.se-architecture {
    margin-bottom: 4rem;
}

.se-diagram {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.se-layer {
    width: 100%;
    max-width: 600px;
}

.layer-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--rust-orange);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.layer-components {
    display: flex;
    gap: 1rem;
}

.component {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    text-align: center;
    font-size: 0.85rem;
    transition: border-color 0.3s ease;
}

.component:hover {
    border-color: var(--rust-orange);
}

.se-arrow {
    font-size: 1.5rem;
    color: var(--rust-orange);
}

.se-components h3,
.se-tech-stack h3,
.se-metrics h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.components-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.comp-card {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
}

.comp-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--rust-orange);
    margin-bottom: 0.5rem;
}

.comp-card h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.comp-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.comp-card code {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-card);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.se-tech-stack {
    margin: 4rem 0;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
}

.tech-item {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
}

.tech-name {
    display: block;
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--rust-orange);
    margin-bottom: 0.25rem;
}

.tech-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.metric {
    text-align: center;
    padding: 2rem;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.metric-value {
    display: block;
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--rust-orange);
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Tech Stack Section */
.tech-section {
    padding: 6rem 0;
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.tech-category h4 {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.tag.primary {
    background: var(--gradient-rust);
    border-color: transparent;
    color: white;
    font-weight: 600;
}

/* Process Section */
.process-section {
    padding: 6rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 25px;
    right: -1rem;
    width: calc(100% - 50px);
    height: 2px;
    background: var(--border-color);
}

.process-step:last-child::after {
    display: none;
}

.step-number {
    width: 50px;
    height: 50px;
    line-height: 50px;
    background: var(--gradient-rust);
    border-radius: 50%;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.25rem;
    margin: 0 auto 1rem;
    position: relative;
    z-index: 1;
}

.process-step h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.process-step p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Contact Section */
.contact-section {
    padding: 6rem 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: left;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-requirements h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--rust-orange);
}

.contact-requirements ul {
    list-style: none;
}

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

.contact-requirements li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--rust-orange);
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--rust-orange);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    padding: 1rem;
    background: var(--gradient-rust);
    border: none;
    border-radius: 6px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px var(--rust-orange-glow);
}

/* Footer */
.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-brand {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-brand p {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    font-weight: 400;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--rust-orange);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero-subtitle {
        max-width: 100%;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-code {
        display: none;
    }

    .services-grid,
    .components-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .anti-grid,
    .tech-categories,
    .process-grid,
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tech-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .contact-info h2 {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

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

    .services-grid,
    .components-grid,
    .anti-grid,
    .tech-categories,
    .process-grid,
    .metrics-grid,
    .tech-grid {
        grid-template-columns: 1fr;
    }

    .process-step::after {
        display: none;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
}