/* =========================================================================
   Oscar Luque Mas — Ilustrador
   Estética: editorial / galería de arte. Crema cálido, terracota,
   tipografía con carácter (Fraunces display + Outfit body).
   ========================================================================= */

/* --- Tokens ------------------------------------------------------------- */
:root {
    --c-bg:          #f4ede1;
    --c-bg-alt:      #ebe0cf;
    --c-ink:         #2b2118;
    --c-ink-soft:    #5c5043;
    --c-accent:      #d4623a;
    --c-accent-dark: #b04a26;
    --c-line:        #d8c9b2;
    --c-white:       #fffdf8;

    --font-display: 'Fraunces', Georgia, serif;
    --font-body:    'Outfit', system-ui, sans-serif;

    --maxw:    1180px;
    --gap:     clamp(1.5rem, 4vw, 3rem);
    --radius:  4px;

    --shadow:    0 18px 40px -24px rgba(43, 33, 24, 0.55);
    --shadow-sm: 0 8px 20px -14px rgba(43, 33, 24, 0.5);

    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* --- Reset -------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    font-weight: 300;
    color: var(--c-ink);
    background-color: var(--c-bg);
    line-height: 1.65;
    font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }

a { color: var(--c-accent-dark); }

button { font: inherit; cursor: pointer; }

h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.12;
    color: var(--c-ink);
}

/* --- Utilidades --------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--maxw);
    margin-inline: auto;
    padding-inline: clamp(1.25rem, 5vw, 3rem);
}

.visually-hidden,
.hp-field {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    left: 1rem; top: -3rem;
    background: var(--c-ink);
    color: var(--c-white);
    padding: 0.6rem 1rem;
    border-radius: var(--radius);
    z-index: 200;
    transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 1rem; }

:focus-visible {
    outline: 3px solid var(--c-accent);
    outline-offset: 2px;
}

.section-title {
    font-size: clamp(1.8rem, 1.3rem + 2vw, 2.8rem);
    margin-bottom: clamp(1.5rem, 4vw, 2.75rem);
    position: relative;
    padding-bottom: 0.6rem;
}
.section-title::after {
    content: "";
    position: absolute;
    left: 0; bottom: 0;
    width: 3.5rem; height: 3px;
    background: var(--c-accent);
}

/* --- Botones ------------------------------------------------------------ */
.btn {
    display: inline-block;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    padding: 0.85rem 1.75rem;
    border-radius: var(--radius);
    text-decoration: none;
    border: 2px solid transparent;
    transition: transform 0.18s var(--ease), background-color 0.18s var(--ease),
                color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
    background: var(--c-accent);
    color: var(--c-white);
    box-shadow: var(--shadow-sm);
}
.btn--primary:hover { background: var(--c-accent-dark); }

.btn--ghost {
    background: transparent;
    color: var(--c-ink);
    border-color: var(--c-ink);
}
.btn--ghost:hover { background: var(--c-ink); color: var(--c-bg); }

/* --- Cabecera ----------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--c-bg) 92%, transparent);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--c-line);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding-block: 1rem;
}

.brand { text-decoration: none; line-height: 1.1; }
.brand__name {
    display: block;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.35rem;
    color: var(--c-ink);
}
.brand__role {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--c-accent-dark);
}

.primary-nav__list {
    display: flex;
    gap: clamp(1rem, 2.5vw, 2.25rem);
    list-style: none;
    padding: 0;
}
.primary-nav a {
    text-decoration: none;
    color: var(--c-ink-soft);
    font-weight: 400;
    font-size: 0.98rem;
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
    transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}
.primary-nav a:hover { color: var(--c-ink); }
.primary-nav a[aria-current="page"] {
    color: var(--c-accent-dark);
    border-bottom-color: var(--c-accent);
}

/* Botón hamburguesa */
.nav-toggle {
    display: none;
    background: none;
    border: 0;
    padding: 0.5rem;
}
.nav-toggle__box { display: block; width: 26px; height: 18px; position: relative; }
.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
    content: "";
    position: absolute;
    left: 0;
    width: 100%; height: 2px;
    background: var(--c-ink);
    transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle__bar { top: 50%; transform: translateY(-50%); }
.nav-toggle__bar::before { top: -8px; }
.nav-toggle__bar::after  { top: 8px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after  { transform: translateY(-8px) rotate(-45deg); }

/* --- Hero --------------------------------------------------------------- */
.hero {
    position: relative;
    overflow: hidden;
    padding-block: clamp(3.5rem, 9vw, 7rem);
}
.hero__inner { position: relative; z-index: 2; max-width: 760px; }

.hero__eyebrow {
    font-size: 0.8rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-accent-dark);
    margin-bottom: 1.25rem;
}
.hero__title {
    font-size: clamp(2.6rem, 1.5rem + 5vw, 5rem);
    font-weight: 900;
    letter-spacing: -0.02em;
}
.hero__title em { font-style: italic; font-weight: 400; color: var(--c-accent-dark); }

.hero__lead {
    margin-top: 1.5rem;
    font-size: clamp(1.05rem, 1rem + 0.4vw, 1.3rem);
    color: var(--c-ink-soft);
    max-width: 54ch;
}
.hero__actions {
    margin-top: 2.25rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}
.hero__decoration {
    position: absolute;
    z-index: 1;
    right: -8%;
    top: 50%;
    transform: translateY(-50%);
    width: clamp(280px, 38vw, 520px);
    aspect-ratio: 1;
    background:
        radial-gradient(circle at 30% 30%, var(--c-accent) 0%, transparent 60%),
        radial-gradient(circle at 70% 75%, var(--c-bg-alt) 0%, transparent 65%);
    border-radius: 48% 52% 60% 40% / 55% 45% 55% 45%;
    opacity: 0.55;
    filter: blur(4px);
}

/* Animación de entrada del hero */
.hero__eyebrow, .hero__title, .hero__lead, .hero__actions {
    animation: rise 0.7s var(--ease) both;
}
.hero__title    { animation-delay: 0.08s; }
.hero__lead     { animation-delay: 0.16s; }
.hero__actions  { animation-delay: 0.24s; }

@keyframes rise {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* --- Features ----------------------------------------------------------- */
.features { padding-block: clamp(3rem, 7vw, 5.5rem); }

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}
.feature-card {
    background: var(--c-white);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.feature-card__title {
    font-size: 1.25rem;
    margin-bottom: 0.65rem;
}
.feature-card p { color: var(--c-ink-soft); font-size: 0.97rem; }

/* --- Showcase ----------------------------------------------------------- */
.showcase {
    padding-block: clamp(3rem, 7vw, 5.5rem);
    background: var(--c-bg-alt);
    border-block: 1px solid var(--c-line);
}
.showcase {
    /* full-bleed sin romper el container interno */
    max-width: none;
    padding-inline: 0;
}
.showcase > .section-title,
.showcase__grid {
    max-width: var(--maxw);
    margin-inline: auto;
    padding-inline: clamp(1.25rem, 5vw, 3rem);
}
.showcase__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.showcase__item {
    background: var(--c-white);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    overflow: hidden;
}
.showcase__item img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}
.showcase__item figcaption { padding: 1.5rem; }
.showcase__item h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
.showcase__item p { color: var(--c-ink-soft); }

/* --- CTA ---------------------------------------------------------------- */
.cta {
    background: var(--c-ink);
    color: var(--c-bg);
    padding-block: clamp(3rem, 7vw, 5rem);
}
.cta__inner { text-align: center; }
.cta__title { color: var(--c-white); font-size: clamp(1.8rem, 1.3rem + 2vw, 2.8rem); }
.cta__text  { color: color-mix(in srgb, var(--c-bg) 80%, transparent); margin: 0.75rem 0 1.75rem; }

/* --- Cabecera de página interna ---------------------------------------- */
.page-head {
    padding-block: clamp(2.75rem, 7vw, 5rem) clamp(1.5rem, 4vw, 3rem);
    border-bottom: 1px solid var(--c-line);
}
.page-head__eyebrow {
    font-size: 0.8rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-accent-dark);
    margin-bottom: 0.85rem;
}
.page-head__title { font-size: clamp(2.1rem, 1.4rem + 3vw, 3.6rem); font-weight: 900; }
.page-head__lead {
    margin-top: 1rem;
    max-width: 58ch;
    color: var(--c-ink-soft);
    font-size: 1.1rem;
}

/* --- Servicios ---------------------------------------------------------- */
.services { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.services__list { list-style: none; padding: 0; }
.service-row {
    display: flex;
    gap: clamp(1rem, 3vw, 2.5rem);
    padding-block: 2rem;
    border-bottom: 1px solid var(--c-line);
}
.service-row:last-child { border-bottom: 0; }
.service-row__number {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 1.2rem + 2vw, 3rem);
    font-weight: 900;
    color: var(--c-accent);
    line-height: 1;
}
.service-row__title { font-size: clamp(1.3rem, 1rem + 1vw, 1.8rem); margin-bottom: 0.5rem; }
.service-row__text { color: var(--c-ink-soft); max-width: 60ch; }

/* --- Galería ------------------------------------------------------------ */
.gallery { padding-block: clamp(2rem, 5vw, 3.5rem); }

.gallery__filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 2rem;
}
.filter-btn {
    background: transparent;
    border: 1px solid var(--c-line);
    border-radius: 999px;
    padding: 0.5rem 1.15rem;
    font-size: 0.9rem;
    color: var(--c-ink-soft);
    transition: background-color 0.18s var(--ease), color 0.18s var(--ease),
                border-color 0.18s var(--ease);
}
.filter-btn:hover { border-color: var(--c-accent); color: var(--c-ink); }
.filter-btn.is-active {
    background: var(--c-accent);
    border-color: var(--c-accent);
    color: var(--c-white);
}

.gallery__grid {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
}
.gallery__item.is-hidden { display: none; }

.gallery__trigger {
    display: block;
    width: 100%;
    padding: 0;
    background: var(--c-white);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    overflow: hidden;
    text-align: left;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.gallery__trigger:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.gallery__trigger img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}
.gallery__caption {
    display: block;
    padding: 0.9rem 1rem;
    font-weight: 500;
    font-size: 0.95rem;
}
.gallery__empty { color: var(--c-ink-soft); padding-block: 2rem; }

/* --- Lightbox ----------------------------------------------------------- */
.lightbox {
    border: 0;
    padding: 0;
    background: transparent;
    max-width: min(92vw, 1000px);
    max-height: 92vh;
}
.lightbox::backdrop { background: rgba(20, 14, 9, 0.85); }
.lightbox__figure { position: relative; }
.lightbox__img {
    width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius);
}
.lightbox__caption {
    margin-top: 0.75rem;
    color: var(--c-bg);
    text-align: center;
    font-size: 0.95rem;
}
.lightbox__close {
    position: absolute;
    top: -2.75rem; right: 0;
    width: 2.25rem; height: 2.25rem;
    font-size: 1.6rem;
    line-height: 1;
    background: var(--c-white);
    border: 0;
    border-radius: 50%;
    color: var(--c-ink);
}

/* --- Sobre mí ----------------------------------------------------------- */
.about { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.about__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(1.5rem, 5vw, 4rem);
    align-items: start;
}
.about__media img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.about__lead {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 1rem + 1vw, 1.7rem);
    line-height: 1.4;
    margin-bottom: 1.25rem;
}
.about__text p { color: var(--c-ink-soft); margin-bottom: 1rem; }
.about__text .btn { margin-top: 0.75rem; }

/* --- Contacto directo --------------------------------------------------- */
.contact-direct { padding-block: clamp(2.5rem, 6vw, 4.5rem); }

.contact-cards {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}
.contact-card {
    background: var(--c-white);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}
.contact-card__label {
    display: block;
    font-size: 0.74rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--c-accent-dark);
    margin-bottom: 0.5rem;
}
.contact-card__value {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--c-ink);
    text-decoration: none;
    word-break: break-word;
}
.contact-card__value:hover { color: var(--c-accent-dark); }
.contact-card__hint {
    margin-top: 0.5rem;
    color: var(--c-ink-soft);
    font-size: 0.92rem;
}

.contact-direct__cta {
    margin-top: 2.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* --- Legal -------------------------------------------------------------- */
.legal { padding-block: clamp(2.5rem, 6vw, 4rem); }
.legal__body { max-width: 70ch; }
.legal__body h2 {
    font-size: 1.35rem;
    margin: 1.75rem 0 0.6rem;
}
.legal__body p { color: var(--c-ink-soft); margin-bottom: 0.5rem; }
.legal__note {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--c-bg-alt);
    border-left: 3px solid var(--c-accent);
    font-size: 0.9rem;
}

/* --- Error 404 ---------------------------------------------------------- */
.error-page {
    padding-block: clamp(3.5rem, 10vw, 7rem);
    text-align: center;
}
.error-page__code {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(5rem, 12vw, 9rem);
    color: var(--c-accent);
    line-height: 1;
}
.error-page__title { font-size: clamp(1.6rem, 1.2rem + 2vw, 2.6rem); margin-top: 0.5rem; }
.error-page__text {
    color: var(--c-ink-soft);
    max-width: 48ch;
    margin: 1rem auto 2rem;
}
.error-page__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Footer ------------------------------------------------------------- */
.site-footer {
    background: var(--c-ink);
    color: var(--c-bg);
    padding-top: clamp(2.5rem, 6vw, 4rem);
}
.site-footer__inner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding-bottom: 2.5rem;
}
.site-footer__title {
    font-size: 1.5rem;
    color: var(--c-white);
}
.site-footer__tagline { color: color-mix(in srgb, var(--c-bg) 75%, transparent); }
.site-footer__heading {
    font-size: 0.8rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-accent);
    margin-bottom: 0.85rem;
}
.site-footer__list { list-style: none; padding: 0; display: grid; gap: 0.5rem; }
.site-footer__list a {
    color: var(--c-bg);
    text-decoration: none;
    transition: color 0.18s var(--ease);
}
.site-footer__list a:hover { color: var(--c-accent); }
.site-footer__bottom {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    padding-block: 1.5rem;
    border-top: 1px solid color-mix(in srgb, var(--c-bg) 18%, transparent);
    font-size: 0.85rem;
}
.site-footer__bottom p { color: color-mix(in srgb, var(--c-bg) 65%, transparent); }
.site-footer__bottom a { color: var(--c-bg); }

/* --- Responsive --------------------------------------------------------- */
@media (max-width: 760px) {
    /* Mostrar el botón hamburguesa */
    .nav-toggle {
        display: block;
    }

    /* El header como referencia para colocar el menú justo debajo */
    .site-header__inner {
        position: relative;
    }

    /* Menú cerrado: simplemente no se muestra */
    .primary-nav {
        display: none;
    }

    /* Menú abierto: panel sólido que baja desde la cabecera */
    .primary-nav.is-open {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: #f4ede1;
        border-top: 1px solid #d8c9b2;
        border-bottom: 1px solid #d8c9b2;
        box-shadow: 0 16px 30px -18px rgba(43, 33, 24, 0.55);
        padding: 1rem 0;
    }

    .primary-nav.is-open .primary-nav__list {
        flex-direction: column;
        gap: 0;
    }

    .primary-nav.is-open .primary-nav__list li {
        border-bottom: 1px solid #e3d7c2;
    }

    .primary-nav.is-open .primary-nav__list li:last-child {
        border-bottom: 0;
    }

    .primary-nav.is-open a {
        display: block;
        padding: 0.9rem 1.5rem;
        font-size: 1.05rem;
    }

    .about__grid {
        grid-template-columns: 1fr;
    }
    .hero__decoration { opacity: 0.3; }
}

/* --- Accesibilidad: reducir movimiento --------------------------------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}