* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6c5ce7;
    --primary-dark: #5a4bd1;
    --primary-light: #a29bfe;
    --dark: #0a0a1a;
    --dark-light: #12122a;
    --dark-card: #1a1a3e;
    --gray: #8b8ba3;
    --light: #e4e4f0;
    --white: #ffffff;
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    --gradient: linear-gradient(135deg, #6c5ce7, #a29bfe);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: background 0.3s, box-shadow 0.3s;
}

.navbar.scrolled {
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    padding: 10px 0;
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    text-decoration: none;
}

.nav-logo span {
    color: var(--primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

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

.nav-menu a:hover {
    color: var(--white);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: 0.3s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: transform 0.2s, box-shadow 0.2s, background 0.3s;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 25px rgba(108, 92, 231, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--light);
    border: 2px solid rgba(255, 255, 255, 0.15);
}

.btn-outline:hover {
    border-color: var(--primary-light);
    color: var(--white);
}

.btn-whatsapp {
    background: var(--whatsapp);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: var(--whatsapp-dark);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 14px 28px;
    font-size: 1rem;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 20px 60px;
    max-width: 1100px;
    margin: 0 auto;
    gap: 60px;
}

.hero-content {
    flex: 1;
}

.hero-subtitle {
    color: var(--primary-light);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
}

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

.hero-text {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-visual {
    flex: 0.8;
}

.code-block {
    background: var(--dark-light);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.code-header {
    padding: 12px 16px;
    display: flex;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.code-block pre {
    padding: 24px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    line-height: 1.7;
}

.code-keyword { color: #c792ea; }
.code-var { color: #82aaff; }
.code-prop { color: #f78c6c; }
.code-string { color: #c3e88d; }
.code-func { color: #82aaff; }

/* Sections */
.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 8px;
}

.section-subtitle {
    color: var(--gray);
    font-size: 1.05rem;
    margin-bottom: 48px;
}

/* Servicios */
.servicios {
    padding: 100px 0;
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.servicio-card {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 32px 24px;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.servicio-card:hover {
    transform: translateY(-4px);
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: 0 10px 40px rgba(108, 92, 231, 0.1);
}

.servicio-icon {
    width: 48px;
    height: 48px;
    background: rgba(108, 92, 231, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary-light);
}

.servicio-icon svg {
    width: 24px;
    height: 24px;
}

.servicio-card h3 {
    color: var(--white);
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.servicio-card p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Sobre Mi */
.sobre-mi {
    padding: 100px 0;
}

.sobre-mi-content {
    display: flex;
    gap: 60px;
    align-items: center;
}

.sobre-mi-text {
    flex: 1;
}

.sobre-mi-intro {
    font-size: 1.3rem;
    color: var(--white);
    margin: 16px 0;
}

.sobre-mi-text p {
    color: var(--gray);
    margin-bottom: 16px;
}

.stats {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.stat {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-icon {
    width: 40px;
    height: 40px;
    background: rgba(108, 92, 231, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    flex-shrink: 0;
}

.stat-icon svg {
    width: 20px;
    height: 20px;
}

.stat-label {
    color: var(--light);
    font-weight: 500;
}

.sobre-mi-visual {
    flex: 0.7;
}

.profile-card {
    background: var(--dark-light);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
}

.profile-avatar {
    width: 100px;
    height: 100px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin: 0 auto 20px;
}

.profile-card h3 {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 4px;
}

.profile-card > p {
    color: var(--gray);
    margin-bottom: 24px;
}

.profile-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.profile-tags span {
    background: rgba(108, 92, 231, 0.12);
    color: var(--primary-light);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Contacto */
.contacto {
    padding: 100px 0;
}

.contacto-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: start;
}

.contacto-form {
    background: var(--dark-light);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 36px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: var(--light);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--white);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.3s;
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b8ba3' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-group select option {
    background: var(--dark-light);
    color: var(--light);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.contacto-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    background: var(--dark-light);
    border: 1px solid rgba(37, 211, 102, 0.15);
    border-radius: 16px;
    padding: 36px;
    text-align: center;
}

.info-icon {
    color: var(--whatsapp);
    margin-bottom: 16px;
}

.info-icon svg {
    width: 48px;
    height: 48px;
}

.info-card h3 {
    color: var(--white);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.info-card > p {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

/* Footer */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 48px 0 24px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--gray);
    margin-top: 12px;
    font-size: 0.9rem;
    max-width: 300px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links h4 {
    color: var(--white);
    margin-bottom: 4px;
}

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

.footer-links a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
    text-align: center;
}

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

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 260px;
        height: 100vh;
        background: var(--dark-light);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 24px;
        transition: right 0.3s;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu a {
        font-size: 1.1rem;
    }

    .hero {
        flex-direction: column;
        padding-top: 120px;
        gap: 40px;
        min-height: auto;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-visual {
        width: 100%;
    }

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

    .sobre-mi-content {
        flex-direction: column;
    }

    .sobre-mi-visual {
        width: 100%;
    }

    .contacto-wrapper {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 32px;
    }
}

@media (max-width: 1024px) and (min-width: 769px) {
    .servicios-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}