:root {
    --color-primary: #8e6ab8;
    /* Un lila más sofisticado */
    --color-background: #ffffff;
    --color-white: #ffffff;
    --color-gray-soft: #fafafa;
    --color-gray-border: #f0f0f0;
    --color-text: #1a1a1a;
    --color-text-light: #707070;

    --font-main: 'Inter', sans-serif;
    --font-title: 'Playfair Display', serif;

    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.7;
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
    font-family: var(--font-title);
    font-weight: 700;
}

a {
    transition: var(--transition);
}

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

/* --- Navegación --- */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: transparent;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 0.8rem 0;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 60px;
    width: auto;
    display: block;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9rem;
}

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

.menu-toggle {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    color: var(--color-secondary);
}

/* --- Hero --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background-color: var(--color-background);
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    width: 100%;
}

.hero-content {
    flex: 1;
    max-width: 500px;
}

.hero-bg-container {
    flex: 1;
    height: 80vh;
    position: relative;
    overflow: hidden;
}

.hero-bg-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: var(--color-text);
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 3rem;
    color: var(--color-text-light);
    font-weight: 300;
}

/* --- Secciones --- */
.section {
    padding: 6rem 0;
}

.section-title {
    text-align: left;
    font-size: 2.5rem;
    color: var(--color-text);
    margin-bottom: 4rem;
    font-weight: 400;
}

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

.service-card {
    background: transparent;
    padding: 0;
    border-radius: 0;
    text-align: left;
    border: none;
    transition: var(--transition);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
    font-family: var(--font-main);
    color: var(--color-text);
}

.service-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    font-weight: 300;
}

/* --- Estética --- */
.esthetic-sec {
    background: var(--color-gray-soft);
}

.esthetic-flex {
    display: flex;
    align-items: center;
    gap: 6rem;
}

.esthetic-image {
    flex: 1;
    max-width: 50%;
}

.esthetic-image img {
    width: 100%;
    height: auto;
    border-radius: 0;
}

.esthetic-info {
    flex: 1;
    max-width: 50%;
}

/* --- Footer & Contacto --- */
.footer {
    background: var(--color-gray-soft);
    color: var(--color-text);
    padding: 8rem 0 4rem;
}

.contact-flex {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    margin-bottom: 6rem;
}

.contact-info h2 {
    font-size: 3rem;
    margin-bottom: 2rem;
    font-weight: 400;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.contact-form textarea {
    grid-column: span 2;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem 0;
    border: none;
    border-bottom: 1px solid #ddd;
    background: transparent;
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition);
}

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

.btn {
    padding: 1rem 3rem;
    background: var(--color-text);
    color: var(--color-white);
    border: none;
    border-radius: 0;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    grid-column: span 2;
    justify-self: start;
}

.btn:hover {
    background: var(--color-primary);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        right: -100%;
        top: 0;
        height: 100vh;
        width: 70%;
        background: white;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }

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

    .menu-toggle {
        display: block;
    }

    .hero .container {
        flex-direction: column;
        text-align: left;
        gap: 2rem;
    }

    .hero-content {
        order: 1;
    }

    .hero-bg-container {
        order: 0;
        height: 40vh;
        width: 100%;
        max-width: 100%;
    }

    .hero-content h1 {
        font-size: 2.8rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .esthetic-flex,
    .contact-flex {
        flex-direction: column;
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .esthetic-image,
    .esthetic-info {
        max-width: 100%;
    }

    .esthetic-image {
        order: -1;
    }

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

    .contact-form input,
    .contact-form textarea,
    .btn {
        grid-column: span 1;
    }
}