:root {
    /* Paleta Optica Luna - OKLCH */
    --color-primary: oklch(0.65 0.18 75);       /* Ambar dorado */
    --color-primary-dark: oklch(0.50 0.20 75);
    --color-secondary: oklch(0.35 0.15 250);    /* Azul profundo */
    --color-accent: oklch(0.60 0.12 195);       /* Teal */
    --color-text: oklch(0.22 0.02 75);          /* Casi negro tinteado */
    --color-text-secondary: oklch(0.45 0.015 75);
    --color-bg: oklch(0.98 0.005 75);           /* Fondo crema */
    --color-bg-alt: oklch(0.96 0.008 75);
    --color-surface: oklch(0.99 0.003 75);
    --color-border: oklch(0.90 0.01 75);

    /* Tipografia */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Outfit', sans-serif;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 32px;
    --space-xl: 64px;
    --space-2xl: 96px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-md); }
.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-xl);
    color: var(--color-secondary);
}

/* Nav */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: var(--color-bg); border-bottom: 1px solid var(--color-border);
    transition: box-shadow 0.3s ease;
}
.nav.scrolled { box-shadow: 0 2px 20px oklch(0.5 0.02 75 / 0.1); }
.nav__container {
    max-width: 1200px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
    padding: var(--space-md);
}
.nav__logo { font-size: 1.5rem; font-weight: 600; color: var(--color-primary-dark); }
.nav__links { display: flex; gap: var(--space-lg); list-style: none; }
.nav__links a { font-size: 0.95rem; color: var(--color-text-secondary); transition: color 0.2s; }
.nav__links a:hover { color: var(--color-primary); }
.nav__cta {
    background: var(--color-primary); color: var(--color-bg) !important;
    padding: var(--space-sm) var(--space-md); border-radius: 6px;
    font-weight: 500;
}

/* Hero */
.hero {
    min-height: 100vh; display: grid;
    grid-template-columns: 1fr 1fr; align-items: center;
    gap: var(--space-xl); padding: var(--space-2xl) var(--space-md);
    max-width: 1200px; margin: 0 auto;
}
.hero__title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 600; line-height: 1.1;
    color: var(--color-secondary); margin-bottom: var(--space-md);
}
.hero__subtitle {
    font-size: 1.15rem; color: var(--color-text-secondary);
    margin-bottom: var(--space-lg); max-width: 450px;
}
.hero__btn {
    display: inline-block; background: var(--color-primary);
    color: var(--color-bg); padding: var(--space-md) var(--space-lg);
    border-radius: 8px; font-weight: 500; font-size: 1.05rem;
    transition: transform 0.2s, box-shadow 0.2s;
}
.hero__btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px oklch(0.65 0.18 75 / 0.3); }
.hero__image img { border-radius: 16px; width: 100%; object-fit: cover; aspect-ratio: 4/3; }

/* Colecciones */
.colecciones { padding: var(--space-2xl) 0; background: var(--color-bg-alt); }
.colecciones__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.coleccion-card {
    background: var(--color-surface); border-radius: 12px; overflow: hidden;
    border: 1px solid var(--color-border); transition: transform 0.3s ease;
}
.coleccion-card:hover { transform: translateY(-4px); }
.coleccion-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.coleccion-card h3 { padding: var(--space-md) var(--space-md) var(--space-xs); font-size: 1.2rem; }
.coleccion-card p { padding: 0 var(--space-md) var(--space-md); color: var(--color-text-secondary); font-size: 0.95rem; }

/* Proceso */
.proceso { padding: var(--space-2xl) 0; }
.proceso__steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); text-align: center; }
.paso__num { font-size: 2.5rem; font-weight: 600; color: var(--color-primary); display: block; margin-bottom: var(--space-sm); }
.paso h3 { font-size: 1.3rem; margin-bottom: var(--space-sm); }
.paso p { color: var(--color-text-secondary); }

/* Testimonios */
.testimonios { padding: var(--space-2xl) 0; background: var(--color-bg-alt); }
.testimonios__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.testimonio {
    background: var(--color-surface); padding: var(--space-lg);
    border-radius: 12px; border: 1px solid var(--color-border);
}
.testimonio p { font-size: 1.05rem; font-style: italic; margin-bottom: var(--space-md); }
.testimonio cite { color: var(--color-primary-dark); font-weight: 500; font-style: normal; }

/* CTA */
.cita { padding: var(--space-2xl) 0; text-align: center; }
.cita p { font-size: 1.1rem; color: var(--color-text-secondary); margin-bottom: var(--space-lg); max-width: 500px; margin-inline: auto; }
.cita__actions { display: flex; gap: var(--space-md); justify-content: center; flex-wrap: wrap; }
.btn { padding: var(--space-md) var(--space-xl); border-radius: 8px; font-weight: 500; font-size: 1rem; transition: all 0.2s; }
.btn--primary { background: var(--color-primary); color: var(--color-bg); }
.btn--primary:hover { transform: translateY(-2px); }
.btn--outline { border: 2px solid var(--color-secondary); color: var(--color-secondary); }
.btn--outline:hover { background: var(--color-secondary); color: var(--color-bg); }

/* Footer */
.footer { background: var(--color-secondary); color: oklch(0.90 0.01 250); padding: var(--space-xl) 0 var(--space-lg); }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-lg); margin-bottom: var(--space-lg); }
.footer h3, .footer h4 { color: var(--color-bg); margin-bottom: var(--space-sm); }
.footer p { font-size: 0.9rem; line-height: 1.8; }
.footer__copy { text-align: center; font-size: 0.85rem; opacity: 0.7; border-top: 1px solid oklch(0.5 0.05 250); padding-top: var(--space-md); }

/* Responsive */
@media (max-width: 768px) {
    .hero { grid-template-columns: 1fr; text-align: center; padding-top: 120px; }
    .hero__subtitle { margin-inline: auto; }
    .hero__image { order: -1; }
    .colecciones__grid, .proceso__steps, .testimonios__grid { grid-template-columns: 1fr; }
    .footer__grid { grid-template-columns: 1fr; }
    .nav__links { display: none; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}