/* ============================================================
   EFRÉN MALDONADO — SITIO WEB
   Tema: Elegante, formal, artístico
   ============================================================ */

/* ---------- FUENTE PERSONALIZADA ---------- */
@font-face {
    font-family: 'OldTypewriter';
    src: url('OldTypewriter_fixed.woff2') format('woff2'),
        url('OldTypewriter_fixed.woff') format('woff');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* ---------- TOKENS ---------- */
:root {
    /* MODO LIGHT (Predeterminado) */
    --color-bg: #fdfcf9;
    --color-surface: #ffffff;
    --color-surface-2: #f2f0ea;
    --color-border: rgba(138, 109, 40, 0.15);
    --color-header-bg: rgba(253, 252, 249, 0.88);
    --color-gold: #a68b44;
    --color-gold-light: #c9a84c;
    --color-gold-dark: #705b24;
    --color-text: #1a1918;
    --color-text-muted: #5a5248;
    --color-text-faint: #9a9088;
    --color-white: #ffffff;

    --logo-filter: brightness(0.2) sepia(0.5) saturate(2);
    --libros-overlay: linear-gradient(135deg, rgba(253, 252, 249, 0.96) 0%, rgba(242, 240, 234, 0.85) 50%, rgba(253, 252, 249, 0.96) 100%);

    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Montserrat', system-ui, sans-serif;
    --font-alter: 'OldTypewriter', serif;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    --shadow-gold: 0 0 40px rgba(166, 139, 68, 0.1);
    --shadow-card: 0 8px 40px rgba(0, 0, 0, 0.08);

    --nav-h: 84px;
    --transition: 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --color-bg: #0d0c0b;
    --color-surface: #141210;
    --color-surface-2: #1c1916;
    --color-border: rgba(212, 175, 100, 0.18);
    --color-header-bg: rgba(13, 12, 11, 0.88);
    --color-gold: #c9a84c;
    --color-gold-light: #e8c97a;
    --color-gold-dark: #8a6d28;
    --color-text: #f0ebe2;
    --color-text-muted: #9a9088;
    --color-text-faint: #5a5248;
    --logo-filter: invert(1) sepia(0.8) saturate(0.5) brightness(1.15);
    --libros-overlay: linear-gradient(135deg, rgba(13, 12, 11, 0.94) 0%, rgba(20, 18, 16, 0.8) 50%, rgba(13, 12, 11, 0.94) 100%);
    --shadow-gold: 0 0 40px rgba(201, 168, 76, 0.14);
    --shadow-card: 0 8px 40px rgba(0, 0, 0, 0.55);
}

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

html,
body {
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-weight: 300;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    transition: background-color var(--transition), color var(--transition);
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font: inherit;
}

/* ---------- TIPOGRAFÍA UTILITARIA ---------- */
.font-alter {
    font-family: var(--font-alter);
    letter-spacing: 0.06em;
}

/* ---------- SCROLLBAR ---------- */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gold-dark);
    border-radius: 3px;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-h);
    background: var(--color-header-bg);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    border-bottom: 1px solid var(--color-border);
    transition: transform var(--transition), background var(--transition), box-shadow var(--transition);
}

.site-header.nav-hidden {
    transform: translateY(-100%);
}

.site-header.scrolled {
    background: var(--color-bg);
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .site-header.scrolled {
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.6);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* Brand */
.nav-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
    gap: 2px;
    flex-shrink: 0;
}

.nav-logo {
    height: 48px;
    width: auto;
    filter: var(--logo-filter);
    transition: opacity var(--transition), filter var(--transition);
}

.nav-brand:hover .nav-logo {
    opacity: 0.8;
}

/* Wordmark (texto en lugar del logo) */
.nav-wordmark {
    font-family: var(--font-alter);
    font-size: clamp(1rem, 2.5vw, 1.35rem);
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: 0.06em;
    line-height: 1;
    transition: color var(--transition);
}

.nav-brand:hover .nav-wordmark {
    color: var(--color-gold);
}

.nav-tagline {
    font-family: var(--font-serif);
    font-size: 0.82rem;
    font-style: italic;
    color: var(--color-gold);
    letter-spacing: 0.12em;
    text-transform: lowercase;
}

/* Links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    position: relative;
    padding: 4px 0;
    transition: color var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-gold);
    transition: width var(--transition);
}

.nav-link:hover {
    color: var(--color-gold);
}

.nav-link:hover::after {
    width: 100%;
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gold);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Toggle Theme Button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    color: var(--color-gold);
    transition: all var(--transition);
    cursor: pointer;
    flex-shrink: 0;
}

.theme-toggle:hover {
    background: rgba(166, 139, 68, 0.1);
    border-color: var(--color-gold);
    transform: rotate(15deg);
}

.sun-icon,
.moon-icon {
    display: block;
    transition: opacity var(--transition), transform var(--transition);
}

[data-theme="dark"] .sun-icon {
    display: none;
}

[data-theme="dark"] .moon-icon {
    display: block;
}

:not([data-theme="dark"]) .moon-icon {
    display: none;
}

:not([data-theme="dark"]) .sun-icon {
    display: block;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-full);
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: #0d0c0b;
    box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
    box-shadow: 0 6px 30px rgba(201, 168, 76, 0.5);
    transform: translateY(-2px);
}

.btn-cotizar {
    background: transparent;
    border: 1.5px solid var(--color-gold);
    color: var(--color-gold);
    padding: 0.6rem 1.6rem;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
}

.btn-cotizar:hover {
    background: var(--color-gold);
    color: #0d0c0b;
    box-shadow: 0 4px 20px rgba(201, 168, 76, 0.4);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--nav-h) + 3rem) 2rem 5rem;
    overflow: hidden;
    background-color: var(--color-bg);
}

/* Imagen de fondo del hero con opacidad independiente */
.hero-overlay {
    position: absolute;
    inset: 0;
    background-image: url('img/hero-background.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.5;
    z-index: 0;
}

/* Grid decorativo sutil encima del overlay */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        repeating-linear-gradient(0deg,
            transparent,
            transparent 80px,
            rgba(201, 168, 76, 0.018) 80px,
            rgba(201, 168, 76, 0.018) 81px),
        repeating-linear-gradient(90deg,
            transparent,
            transparent 80px,
            rgba(201, 168, 76, 0.018) 80px,
            rgba(201, 168, 76, 0.018) 81px);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    animation: fadeUp 1.1s ease both;
}

.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 1.5rem;
}

.hero-title {

    font-family: 'OldTypewriter', var(--font-serif);
    font-size: clamp(2.8rem, 8vw, 8rem);
    font-weight: normal;
    line-height: 1.0;
    color: var(--color-text);
    margin-bottom: 1rem;
    letter-spacing: 0.03em;
}

.hero-title em {

    font-family: 'OldTypewriter', var(--font-serif);
    font-style: normal;
    color: var(--color-gold);
    display: block;
}

.hero-subtitle {
    font-family: var(--font-serif);
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    font-style: italic;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
    letter-spacing: 0.06em;
}

/* Gold divider line */
.hero-content::after {
    content: '';
    display: block;
    width: 60px;
    height: 1px;
    background: var(--color-gold);
    margin: 2rem auto 0;
    opacity: 0.5;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(28px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero firma (logo como imagen) */
.hero-firma-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.hero-firma {
    height: 120px;
    width: auto;
    filter: var(--logo-filter);
    opacity: 0.92;
    animation: fadeUp 1.1s ease both;
    transition: filter var(--transition);
}

.hero-nombre {
    font-family: var(--font-alter);
    font-size: clamp(1.1rem, 2.3vw, 1.1rem);
    font-weight: 600;
    letter-spacing: 0.26em;
    color: #e84d8a;
    text-shadow: 0 1px 12px rgba(232, 77, 138, 0.45);
    margin-bottom: 2.5rem;
    white-space: nowrap;
    animation: fadeUp 1.1s 0.15s ease both;
    text-transform: uppercase;
}

/* ============================================================
   SECTION SHARED STYLES
   ============================================================ */
.section-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-label {
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-alter);
    font-size: clamp(1.6rem, 4.5vw, 4rem);
    font-weight: 300;
    line-height: 1.15;
    color: var(--color-text);
    margin-bottom: 1.25rem;
}

.section-sub {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    max-width: 540px;
    margin-bottom: 3.5rem;
    line-height: 1.85;
}

/* ============================================================
   GALLERY — TAREA 2
   ============================================================ */
.obra-section {
    padding: 1.5rem 0;
    background: var(--color-surface);
}

.gallery-img-wrap--placeholder {
    background:
        linear-gradient(135deg, var(--color-surface-2) 0%, rgba(201, 168, 76, 0.04) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-placeholder-icon {
    color: rgba(201, 168, 76, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition), transform var(--transition);
}

.gallery-card:hover .gallery-placeholder-icon {
    color: rgba(201, 168, 76, 0.65);
    transform: scale(1.12);
}

/* Gallery grid: 3 columnas en desktop */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.gallery-card {
    display: flex;
    flex-direction: column;
    background: var(--color-surface-2);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    box-shadow: var(--shadow-card);
}

.gallery-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card), var(--shadow-gold);
    border-color: rgba(201, 168, 76, 0.45);
}

.gallery-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.gallery-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-card:hover .gallery-img-wrap img {
    transform: scale(1.06);
}

.gallery-hover-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(13, 12, 11, 0.75) 100%);
    opacity: 0;
    transition: opacity var(--transition);
}

.gallery-card:hover .gallery-hover-overlay {
    opacity: 1;
}

.gallery-info {
    padding: 1.75rem 1.75rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.gallery-name {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 3vw, 2.2rem);
    font-weight: 400;
    color: var(--color-text);
    line-height: 1.2;
}

.gallery-desc {
    font-size: 1rem;
    font-style: italic;
    color: var(--color-gold);
    letter-spacing: 0.04em;
}

.gallery-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-top: auto;
    padding-top: 0.75rem;
    transition: color var(--transition), gap var(--transition);
}

.gallery-card:hover .gallery-cta {
    color: var(--color-gold);
    gap: 10px;
}

/* ============================================================
   EXPOSICIONES
   ============================================================ */
.exposiciones-section {
    padding: 7rem 0;
    background: var(--color-bg);
}

/* ============================================================
   LIBROS
   ============================================================ */
.libros-section {
    position: relative;
    padding: 8rem 0;
    background: var(--color-surface);
    overflow: hidden;
}

/* Fondo sutil con la imagen de libros en modo muy oscuro */
.libros-bg-image {
    position: absolute;
    inset: 0;
    background-image: url('img/libros.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.06;
    filter: grayscale(1) blur(3px);
    transform: scale(1.04);
}

.libros-overlay {
    position: absolute;
    inset: 0;
    background: var(--libros-overlay);
    transition: background var(--transition);
}

/* Layout dos columnas */
.libros-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 5rem;
    align-items: center;
}

/* Columna texto */
.libros-text .section-title {
    margin-bottom: 1.25rem;
}

.libros-desc {
    font-family: var(--font-serif);
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-style: italic;
    color: var(--color-text-muted);
    line-height: 1.9;
    max-width: 480px;
    margin-bottom: 2.25rem;
    border-left: 2px solid var(--color-gold);
    padding-left: 1.25rem;
}

.libros-titles-list {
    list-style: none;
    margin-bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.libros-titles-list li {
    font-family: var(--font-serif);
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    color: var(--color-text);
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    opacity: 0;
    animation: fadeUp 0.6s ease forwards;
}

.libros-titles-list li:nth-child(1) {
    animation-delay: 0.1s;
}

.libros-titles-list li:nth-child(2) {
    animation-delay: 0.2s;
}

.libros-titles-list li:nth-child(3) {
    animation-delay: 0.3s;
}

.libros-titles-list li:nth-child(4) {
    animation-delay: 0.4s;
}

.libros-titles-list li:nth-child(5) {
    animation-delay: 0.5s;
}

.libros-bullet {
    color: var(--color-gold);
    font-family: var(--font-sans);
    font-size: 1rem;
    flex-shrink: 0;
}

.libros-cta-btn {
    margin-top: 0.5rem;
}

/* Columna portada */
.libros-cover {
    display: flex;
    justify-content: center;
    align-items: center;
}

.libros-cover-frame {
    position: relative;
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(201, 168, 76, 0.3);
    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.7),
        0 0 0 1px rgba(201, 168, 76, 0.08),
        inset 0 0 60px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition), box-shadow var(--transition);
}

.libros-cover-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 3;
    background:
        linear-gradient(135deg,
            rgba(201, 168, 76, 0.10) 0%,
            transparent 40%,
            transparent 60%,
            rgba(0, 0, 0, 0.18) 100%);
    pointer-events: none;
}

/* Esquinas galería */
.libros-cover-frame::after {
    content: '';
    position: absolute;
    top: 12px;
    left: 12px;
    width: 28px;
    height: 28px;
    border-top: 1.5px solid var(--color-gold);
    border-left: 1.5px solid var(--color-gold);
    opacity: 0.7;
    z-index: 4;
    pointer-events: none;
}

.libros-cover-frame:hover {
    transform: translateY(-8px) rotate(-0.5deg);
    box-shadow:
        0 50px 100px rgba(0, 0, 0, 0.8),
        0 0 60px rgba(201, 168, 76, 0.12),
        0 0 0 1px rgba(201, 168, 76, 0.18);
}

.libros-cover-img {
    width: 100%;
    height: auto;
    display: block;
    filter: brightness(0.92) contrast(1.06);
    transition: filter var(--transition), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.libros-cover-frame:hover .libros-cover-img {
    filter: brightness(1) contrast(1.08);
    transform: scale(1.03);
}

/* Shine sweep animation */
.libros-cover-shine {
    position: absolute;
    inset: 0;
    z-index: 5;
    background: linear-gradient(105deg,
            transparent 30%,
            rgba(255, 255, 255, 0.06) 50%,
            transparent 70%);
    background-size: 200% 100%;
    background-position: -100% 0;
    pointer-events: none;
    animation: shinePass 6s ease-in-out infinite 2s;
}

@keyframes shinePass {
    0% {
        background-position: -100% 0;
    }

    35% {
        background-position: 200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}


.expo-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
    margin-top: 1.5rem;
}

.expo-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    box-shadow: var(--shadow-card);
}

.expo-card:hover {
    border-color: rgba(201, 168, 76, 0.45);
    transform: translateY(-6px);
    box-shadow: var(--shadow-card), var(--shadow-gold);
}

.expo-img-wrap {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    background: var(--color-surface-2);
}

.expo-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.expo-card:hover .expo-img-wrap img {
    transform: scale(1.06);
}

.expo-content {
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.expo-date {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 0.75rem;
}

.expo-name {
    font-family: var(--font-serif);
    font-size: clamp(1.1rem, 2.5vw, 1.8rem);
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.expo-place {
    font-size: 0.92rem;
    color: var(--color-text-muted);
}

/* ============================================================
   SEMBLANZA
   ============================================================ */
.semblanza-section {
    padding: 7rem 0;
    background: var(--color-surface);
    overflow: hidden;
}

.semblanza-inner {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 4rem;
    align-items: center;
}

.semblanza-text p {
    color: var(--color-text-muted);
    line-height: 1.9;
    margin-bottom: 1rem;
}

.semblanza-text .section-title {
    margin-bottom: 1.5rem;
}

.semblanza-deco {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.semblanza-portrait-wrap {
    position: relative;
    width: 280px;
    flex-shrink: 0;
}

.semblanza-portrait-frame {
    position: relative;
    width: 280px;
    height: 340px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(201, 168, 76, 0.35);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.6),
        0 0 0 6px rgba(201, 168, 76, 0.06),
        inset 0 0 0 1px rgba(201, 168, 76, 0.1);
    transition: box-shadow var(--transition), transform var(--transition);
}

.semblanza-portrait-frame:hover {
    transform: translateY(-4px);
    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.7),
        0 0 0 6px rgba(201, 168, 76, 0.1),
        inset 0 0 0 1px rgba(201, 168, 76, 0.2);
}

/* Esquinas decorativas tipo galería */
.semblanza-portrait-frame::before,
.semblanza-portrait-frame::after {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    border-color: var(--color-gold);
    border-style: solid;
    opacity: 0.7;
    z-index: 2;
}

.semblanza-portrait-frame::before {
    top: 10px;
    left: 10px;
    border-width: 1.5px 0 0 1.5px;
}

.semblanza-portrait-frame::after {
    bottom: 10px;
    right: 10px;
    border-width: 0 1.5px 1.5px 0;
}

.semblanza-portrait {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    filter: sepia(0.08) contrast(1.05);
    transition: filter var(--transition), transform var(--transition);
}

.semblanza-portrait-frame:hover .semblanza-portrait {
    filter: sepia(0) contrast(1.08);
    transform: scale(1.03);
}

/* Badge con nombre */
.semblanza-portrait-badge {
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-gold-dark), var(--color-gold));
    color: #0d0c0b;
    font-family: var(--font-serif);
    font-size: 0.82rem;
    font-style: italic;
    letter-spacing: 0.08em;
    padding: 6px 20px;
    border-radius: var(--radius-full);
    white-space: nowrap;
    box-shadow: 0 4px 16px rgba(201, 168, 76, 0.3);
}

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto-section {
    padding: 7rem 0;
    background: var(--color-bg);
}

.contacto-inner {
    max-width: 720px;
}

/* Botones catálogo */
.catalogo-btns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}

.catalogo-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 1.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.catalogo-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(201, 168, 76, 0.06) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--transition);
}

.catalogo-btn:hover {
    border-color: rgba(201, 168, 76, 0.5);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card), 0 0 30px rgba(201, 168, 76, 0.1);
}

.catalogo-btn:hover::before {
    opacity: 1;
}

.catalogo-btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-sm);
    background: rgba(201, 168, 76, 0.1);
    border: 1px solid rgba(201, 168, 76, 0.2);
    color: var(--color-gold);
    flex-shrink: 0;
    transition: background var(--transition), border-color var(--transition);
}

.catalogo-btn:hover .catalogo-btn-icon {
    background: rgba(201, 168, 76, 0.18);
    border-color: rgba(201, 168, 76, 0.4);
}

.catalogo-btn-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.catalogo-btn-label {
    font-size: 0.76rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.catalogo-btn-title {
    font-family: var(--font-serif);
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 400;
    color: var(--color-text);
}

.catalogo-btn-tag {
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--color-gold-dark);
    background: rgba(201, 168, 76, 0.12);
    border: 1px solid rgba(201, 168, 76, 0.2);
    border-radius: var(--radius-full);
    padding: 3px 10px;
    align-self: flex-start;
    flex-shrink: 0;
}

/* Divider decorativo */
.contacto-divider {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 2.5rem;
}

.contacto-divider span {
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

.contacto-divider em {
    font-family: var(--font-serif);
    font-size: 0.82rem;
    font-style: italic;
    color: var(--color-gold);
    letter-spacing: 0.12em;
    white-space: nowrap;
}

/* Tarjeta de contacto */
.contacto-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.25rem 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.contacto-card-intro {
    font-family: var(--font-serif);
    font-size: clamp(1rem, 2.5vw, 1.45rem);
    font-style: italic;
    color: var(--color-text-muted);
    line-height: 1.75;
    border-left: 2px solid var(--color-gold);
    padding-left: 1.25rem;
}

/* Representante */
.contacto-rep {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.contacto-rep-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: rgba(201, 168, 76, 0.07);
    color: var(--color-gold);
    flex-shrink: 0;
}

.contacto-rep-role {
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-faint);
    margin-bottom: 3px;
}

.contacto-rep-name {
    font-family: var(--font-serif);
    font-size: clamp(1rem, 2vw, 1.35rem);
    font-weight: 400;
    color: var(--color-text);
}

/* Ítems de contacto (email, whatsapp) */
.contacto-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contacto-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    text-decoration: none;
    transition: all var(--transition);
    background: rgba(255, 255, 255, 0.025);
}

.contacto-item:hover {
    border-color: var(--color-border);
    background: rgba(201, 168, 76, 0.05);
}

.contacto-item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(201, 168, 76, 0.08);
    color: var(--color-gold);
    flex-shrink: 0;
    transition: background var(--transition);
}

.contacto-item-icon--wa {
    background: rgba(37, 211, 102, 0.1);
    color: #25d366;
}

.contacto-item:hover .contacto-item-icon {
    background: rgba(201, 168, 76, 0.15);
}

.contacto-item:hover .contacto-item-icon--wa {
    background: rgba(37, 211, 102, 0.2);
}

.contacto-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.contacto-item-label {
    font-size: 0.76rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-faint);
}

.contacto-item-value {
    font-size: 1.05rem;
    color: var(--color-text);
    font-weight: 400;
}

.contacto-item-arrow {
    color: var(--color-text-faint);
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity var(--transition), transform var(--transition);
    flex-shrink: 0;
}

.contacto-item:hover .contacto-item-arrow {
    opacity: 1;
    transform: translateX(0);
}



/* ============================================================
   FOOTER — TAREA 3
   ============================================================ */
.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 3.5rem 2rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

/* Footer brand */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.footer-logo {
    height: 44px;
    width: auto;
    filter: var(--logo-filter);
    transition: filter var(--transition);
    opacity: 0.85;
}

.footer-tagline {
    font-family: var(--font-serif);
    font-size: 0.82rem;
    font-style: italic;
    color: var(--color-text-faint);
    letter-spacing: 0.06em;
}

/* Footer social */
.footer-social {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1rem;
}

.footer-social-label {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-text-faint);
}

.social-icons {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    transition: all var(--transition);
}

.social-icon:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: rgba(201, 168, 76, 0.08);
    transform: translateY(-3px);
    box-shadow: 0 4px 16px rgba(201, 168, 76, 0.2);
}

.social-icon svg {
    flex-shrink: 0;
}

/* Footer bottom */
.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 1.25rem 2rem;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--color-text-faint);
    letter-spacing: 0.06em;
}

.footer-legal {
    max-width: 820px;
    margin: 0 auto 0.85rem auto;
    font-size: 0.78rem !important;
    line-height: 1.6;
    color: var(--color-text-muted) !important;
}

/* ============================================================
   BOTÓN IR ARRIBA
   ============================================================ */
.btn-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 200;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0.55rem 1rem;
    background: rgba(13, 12, 11, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-gold);
    font-family: var(--font-sans);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
    /* Oculto por defecto */
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    transition: opacity 0.35s ease, transform 0.35s ease,
        background 0.25s ease, border-color 0.25s ease,
        box-shadow 0.25s ease;
}

.btn-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.btn-top:hover {
    background: rgba(201, 168, 76, 0.12);
    border-color: rgba(201, 168, 76, 0.5);
    box-shadow: 0 4px 24px rgba(201, 168, 76, 0.2);
}

.btn-top svg {
    flex-shrink: 0;
}

/* ============================================================
   GALLERY VIEW (AJAX)
   ============================================================ */

/* Wrapper general con padding */
.gallery-view-wrap {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 2rem 4rem;
}

.gallery-view-back-row {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

/* ---- Contador de resultados ---- */
.gv-load-counter {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-faint);
    margin-bottom: 2rem;
}

/* ---- Fila y botón "Cargar más" ---- */
.gv-load-more-row {
    display: flex;
    justify-content: center;
    margin-top: 2.5rem;
    margin-bottom: 0.5rem;
}

.gv-load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.75rem 2.25rem;
    background: transparent;
    border: 1.5px solid var(--color-gold);
    border-radius: var(--radius-full);
    color: var(--color-gold);
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition);
}

.gv-load-more-btn:hover {
    background: var(--color-gold);
    color: #0d0c0b;
    box-shadow: 0 4px 24px rgba(201, 168, 76, 0.35);
    transform: translateY(-2px);
}

.gv-load-more-btn svg {
    transition: transform var(--transition);
}

.gv-load-more-btn:hover svg {
    transform: translateY(2px);
}

.gallery-view-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.gallery-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0.55rem 1.1rem;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-muted);
    font-family: var(--font-sans);
    font-size: 0.76rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition);
    flex-shrink: 0;
    margin-top: 0.4rem;
}

.gallery-back-btn:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: rgba(201, 168, 76, 0.06);
}

.gallery-view-meta {
    flex: 1;
}

.gallery-view-title {
    margin-bottom: 0;
}

.gallery-view-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.gallery-view-grid>* {
    width: calc(16.666% - 0.834rem);
    flex-shrink: 0;
}

/* Variante especial para libros: menos columnas, aspecto portada */
.gallery-view-grid--libros {
    gap: 2rem;
    max-width: 860px;
    margin: 0 auto;
}

.gallery-view-grid--libros>* {
    width: calc(33.333% - 1.334rem);
}

/* Variante especial para caricaturas: 4 columnas, espacioso */
.gallery-view-grid--caricaturas {
    gap: 2rem;
    max-width: 1040px;
    margin: 0 auto;
}

.gallery-view-grid--caricaturas>* {
    width: calc(25% - 1.5rem);
}

/* Variante para Gato Culto y El Columnista: 4 columnas, espacioso */
.gallery-view-grid--gatoculto,
.gallery-view-grid--columnista {
    gap: 2rem;
    max-width: 1040px;
    margin: 0 auto;
}

.gallery-view-grid--gatoculto>*,
.gallery-view-grid--columnista>* {
    width: calc(25% - 1.5rem);
}

/* Variante para Pinturas: 6 columnas */
.gallery-view-grid--pinturas>* {
    width: calc(16.666% - 0.834rem);
}

/* Variante para Otros: 4 columnas */
.gallery-view-grid--otros>* {
    width: calc(25% - 1.5rem);
}

/* Card de libro: proporción de portada 2:3 */
.gv-card--libro {
    border-radius: var(--radius-lg);
    border: 1px solid rgba(201, 168, 76, 0.22);
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.5),
        -4px 4px 0 rgba(201, 168, 76, 0.06);
}

.gv-card--libro:hover {
    transform: translateY(-8px) rotate(-0.4deg);
    border-color: rgba(201, 168, 76, 0.5);
    box-shadow:
        0 24px 60px rgba(0, 0, 0, 0.65),
        var(--shadow-gold),
        -6px 6px 0 rgba(201, 168, 76, 0.08);
}

.gv-card-img-wrap--libro {
    aspect-ratio: 2 / 3;
    position: relative;
}

/* Lomo decorativo lateral izquierdo del libro */
.gv-libro-spine-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 8px;
    height: 100%;
    background: linear-gradient(to right,
            rgba(0, 0, 0, 0.5) 0%,
            rgba(201, 168, 76, 0.08) 60%,
            transparent 100%);
    z-index: 1;
    pointer-events: none;
}

/* Título del libro más grande y serif */
.gv-card--libro .gv-card-title {
    font-family: var(--font-serif);
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    font-weight: 400;
    white-space: normal;
    line-height: 1.4;
}

.gv-card--libro .gv-card-info {
    padding: 1rem 1.25rem 1.25rem;
}


.gv-card {
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    text-align: left;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    padding: 0;
}

.gv-card:hover {
    transform: translateY(-4px);
    border-color: rgba(201, 168, 76, 0.4);
    box-shadow: var(--shadow-card), var(--shadow-gold);
}

.gv-card-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--color-surface-2);
}

.gv-card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    display: block;
}

.gv-card:hover .gv-card-img-wrap img {
    transform: scale(1.07);
}

.gv-card-info {
    padding: 0.85rem 1rem 1rem;
    background: var(--color-surface);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.gv-card-title {
    font-family: var(--font-sans);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text);
    /* #f0ebe2 — ratio ~14:1 ✓ WCAG AAA */
    margin-bottom: 4px;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gv-card-desc {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    /* #9a9088 — ratio ~6:1 ✓ WCAG AA */
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---- Badge "Vendida" en la tarjeta ---- */
.gv-card-vendido-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: linear-gradient(135deg, rgba(13, 12, 11, 0.82), rgba(30, 22, 8, 0.88));
    border: 1px solid rgba(201, 168, 76, 0.6);
    border-radius: var(--radius-full);
    font-family: var(--font-sans);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-gold-light);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(201, 168, 76, 0.12);
    z-index: 10;
    pointer-events: none;
    white-space: nowrap;
}

/* Punto decorativo antes del texto */
.gv-card-vendido-badge::before {
    content: '';
    display: block;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-gold);
    box-shadow: 0 0 5px rgba(201, 168, 76, 0.7);
    flex-shrink: 0;
}

/* ---- Badge "Obra Vendida" en el modal ---- */
.gv-modal-vendido {
    margin-top: 1.5rem;
}

.gv-vendido-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0.7rem 1.4rem;
    background: linear-gradient(135deg,
            rgba(138, 109, 40, 0.35) 0%,
            rgba(201, 168, 76, 0.18) 100%);
    border: 1.5px solid rgba(201, 168, 76, 0.65);
    border-radius: var(--radius-full);
    font-family: var(--font-serif);
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    font-style: normal;
    font-weight: 400;
    color: var(--color-gold-light);
    letter-spacing: 0.1em;
    box-shadow:
        0 0 28px rgba(201, 168, 76, 0.2),
        inset 0 0 16px rgba(201, 168, 76, 0.06);
}

.gv-vendido-tag svg {
    color: var(--color-gold);
    flex-shrink: 0;
    filter: drop-shadow(0 0 4px rgba(201, 168, 76, 0.5));
}

/* MODAL */
.gv-modal {
    position: fixed;
    inset: 0;
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.gv-modal[hidden] {
    display: none;
}

.gv-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.gv-modal-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 900px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.8);
    overflow: hidden;
    animation: fadeUp 0.3s ease both;
}

.gv-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: rgba(13, 12, 11, 0.75);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.gv-modal-close:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

.gv-modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.gv-modal-img-col {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--color-surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
}

.gv-modal-img-col img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.gv-modal-info-col {
    padding: 2.5rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.75rem;
}

.gv-modal-title {
    font-family: var(--font-alter);
    font-size: clamp(1.3rem, 2.5vw, 2rem);
    font-weight: 400;
    color: var(--color-text);
    line-height: 1.2;
}

.gv-modal-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.75;
}

.gv-modal-precio {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-gold);
    letter-spacing: 0.04em;
    margin-top: 0.6rem;
}

.gv-modal-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-border);
    background: rgba(0, 0, 0, 0.2);
}

.gv-modal-prev,
.gv-modal-next {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text-muted);
    font-family: var(--font-sans);
    font-size: 0.76rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition);
}

.gv-modal-prev:hover,
.gv-modal-next:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

.gv-modal-prev:disabled,
.gv-modal-next:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.gv-modal-counter {
    font-family: var(--font-serif);
    font-size: 0.82rem;
    font-style: italic;
    color: var(--color-text-faint);
}

@media (max-width: 1100px) {
    .gallery-view-grid>* {
        width: calc(25% - 0.75rem);
    }
}

@media (max-width: 768px) {
    .gallery-view-grid>* {
        width: calc(33.333% - 0.667rem);
    }

    .gallery-view-grid--libros>* {
        width: calc(50% - 1rem);
    }

    .gallery-view-grid--caricaturas>*,
    .gallery-view-grid--gatoculto>*,
    .gallery-view-grid--columnista>*,
    .gallery-view-grid--otros>* {
        width: calc(50% - 1rem);
    }

    .gv-modal-body {
        grid-template-columns: 1fr;
    }

    .gv-modal-img-col {
        aspect-ratio: 4 / 3;
    }

    .gv-modal-info-col {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .gallery-view-grid>* {
        width: calc(50% - 0.5rem);
    }

    .gallery-view-grid--libros>* {
        width: 100%;
    }

    .gallery-view-grid--caricaturas>*,
    .gallery-view-grid--gatoculto>*,
    .gallery-view-grid--columnista>*,
    .gallery-view-grid--otros>* {
        width: 100%;
    }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {

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

    /* Nav mobile */
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-h);
        left: 0;
        right: 0;
        background: var(--color-header-bg);
        flex-direction: column;
        align-items: center;
        padding: 2rem;
        gap: 1.75rem;
        transform: translateY(-120%);
        opacity: 0;
        transition: transform var(--transition), opacity var(--transition);
        border-bottom: 1px solid var(--color-border);
        backdrop-filter: blur(18px);
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
    }

    /* Expo grid */
    .expo-cards {
        grid-template-columns: 1fr;
    }

    /* Semblanza */
    .semblanza-inner {
        grid-template-columns: 1fr;
    }

    .semblanza-deco {
        justify-content: center;
    }

    .semblanza-portrait-wrap,
    .semblanza-portrait-frame {
        width: 220px;
        height: 270px;
    }

    /* Libros: una columna en tablet */
    .libros-inner {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .libros-cover {
        order: -1;
    }

    .libros-cover-frame {
        max-width: 340px;
    }

    /* Footer */
    .footer-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-social {
        align-items: center;
    }
}

@media (max-width: 640px) {

    /* Gallery: 2 columnas */
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Catálogos: uno sobre otro */
    .catalogo-btns {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: clamp(3rem, 14vw, 5rem);
    }

    .section-title {
        font-size: clamp(1.8rem, 7vw, 2.5rem);
    }

    .expo-cards {
        gap: 1rem;
    }
}

@media (max-width: 400px) {

    /* Gallery: 1 columna en móvil pequeño */
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .libros-cover-frame {
        max-width: 100%;
    }
}