/* =============================================
   MODERN ARTISAN — carpintero.top
   Pablo Gándara · Monte Da Serra · Vigo
   ============================================= */

/* === DESIGN TOKENS === */
:root {
    --surface: #faf9f7;
    --surface-low: #f4f3f1;
    --surface-container: #efeeec;
    --on-surface: #1a1c1b;
    --on-surface-variant: #444748;
    --outline: #747878;
    --outline-variant: #c4c7c7;
    --primary: #000000;
    --on-primary: #ffffff;
    --secondary: #7e562e;
    --on-secondary: #ffffff;
    --secondary-container: #fdc796;
    --charcoal: #1A1A1A;
    --linen: #F9F8F6;
    --oak: #D4B483;
    --walnut: #5D4037;
    --inverse-surface: #2f3130;
    --inverse-on-surface: #f1f1ef;

    --font-serif: 'Libre Caslon Text', Georgia, serif;
    --font-sans: 'Manrope', -apple-system, sans-serif;

    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-6: 48px;
    --space-8: 64px;
    --space-12: 96px;
    --space-16: 128px;

    --max-w: 1200px;
    --transition: 0.3s ease;
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-sans);
    background: var(--linen);
    color: var(--on-surface);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* === UTILITIES === */
.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-4);
}
.overline {
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--secondary);
    display: block;
    margin-bottom: var(--space-2);
}
.overline--light { color: var(--oak); }
.section-header {
    margin-bottom: var(--space-8);
    max-width: 640px;
}
.section-title {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 400;
    line-height: 1.15;
    color: var(--charcoal);
    margin-bottom: var(--space-2);
}
.section-desc {
    font-size: 17px;
    color: var(--on-surface-variant);
    line-height: 1.65;
    margin-top: var(--space-2);
}
.chip {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--surface-container);
    color: var(--on-surface-variant);
    padding: 4px 10px;
    margin-bottom: var(--space-2);
}

/* === BUTTONS === */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--charcoal);
    color: #fff;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 14px 28px;
    border-radius: 0;
    transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover { background: var(--walnut); transform: translateY(-1px); }

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--charcoal);
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 13px 27px;
    border: 1px solid var(--charcoal);
    border-radius: 0;
    transition: all var(--transition);
}
.btn-ghost:hover { background: var(--charcoal); color: #fff; }

.btn-text {
    display: inline-flex;
    align-items: center;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--secondary);
    text-transform: uppercase;
    transition: gap var(--transition);
    gap: 4px;
    margin-top: var(--space-2);
}
.btn-text:hover { gap: 8px; }

.btn-nav {
    display: inline-block;
    background: var(--charcoal);
    color: #fff;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 10px 20px;
    border-radius: 0;
    transition: background var(--transition);
    white-space: nowrap;
}
.btn-nav:hover { background: var(--walnut); }

/* === NAV === */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(249, 248, 246, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.nav.scrolled {
    border-color: var(--outline-variant);
    box-shadow: 0 2px 20px rgba(26,26,26,0.06);
}
.nav-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-4);
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}
.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    text-decoration: none;
}
.nav-logo img {
    height: auto;
    width: 400px;
    max-width: 400px;
    display: block;
    object-fit: contain;
    border-radius: 8px;
}
.nav-logo svg { display: block; }
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}
.nav-link {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--on-surface-variant);
    transition: color var(--transition);
    white-space: nowrap;
}
.nav-link:hover { color: var(--charcoal); }
.nav-hamburger { display: none !important; }
.nav-menu-cta { display: none; }

/* === HERO === */
.hero {
    padding-top: 68px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
.hero-inner {
    flex: 1;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: var(--space-16) var(--space-4) var(--space-8);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    align-items: center;
}
.hero-content { max-width: 520px; }
.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 400;
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: var(--charcoal);
    margin-bottom: var(--space-3);
}
.hero-title em { font-style: italic; color: var(--secondary); }
.hero-desc {
    font-size: 17px;
    color: var(--on-surface-variant);
    line-height: 1.65;
    margin-bottom: var(--space-4);
    max-width: 420px;
}
.hero-actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}
.hero-image { position: relative; }
.hero-image img {
    width: 100%;
    height: 560px;
    object-fit: cover;
    display: block;
}
.hero-bar {
    background: var(--charcoal);
    color: var(--inverse-on-surface);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-8);
    gap: var(--space-4);
}
.hero-bar-item { display: flex; align-items: center; gap: var(--space-1); }
.hero-bar-stars { color: var(--oak); font-size: 14px; letter-spacing: 2px; }
.hero-bar-label { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.7; }
.hero-bar-num { font-family: var(--font-serif); font-size: 18px; }
.hero-bar-logo img { filter: brightness(0) invert(1); opacity: 0.8; }

/* === SERVICIOS === */
.servicios { padding: var(--space-16) 0; background: var(--linen); }
.servicios-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1px;
    background: var(--outline-variant);
    border: 1px solid var(--outline-variant);
}
.servicio-card {
    background: var(--linen);
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--transition);
}
.servicio-card:hover { box-shadow: 0 12px 32px rgba(26,26,26,0.08); z-index: 1; }
.servicio-card--large { grid-column: 1 / -1; flex-direction: column; gap: 0; }
.servicio-card--large .servicio-img { flex: none; aspect-ratio: 16/7; }
.servicio-card--large .servicio-info { padding: var(--space-4); }
.servicio-img--triple {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    aspect-ratio: 16/5;
    gap: 2px;
}
.servicio-img--triple img { width: 100%; height: 100%; object-fit: cover; }
.servicio-img { overflow: hidden; aspect-ratio: 4/3; }
.servicio-card--large .servicio-img { aspect-ratio: auto; }
.servicio-img img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.6s ease;
}
.servicio-card:hover .servicio-img img { transform: scale(1.03); }
.servicio-info { padding: var(--space-4); }
.servicio-info h3 {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 400;
    margin-bottom: var(--space-1);
    color: var(--charcoal);
}
.servicio-info p { font-size: 15px; color: var(--on-surface-variant); line-height: 1.6; }

/* === GALERÍA === */
.trabajos { padding: var(--space-16) 0; background: var(--surface-low); }
.galeria-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-1);
}
.galeria-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 3/4;
}
.galeria-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.galeria-item:hover img { transform: scale(1.05); }
.galeria-overlay {
    position: absolute; inset: 0;
    background: rgba(26,26,26,0);
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition);
}
.galeria-item:hover .galeria-overlay { background: rgba(26,26,26,0.4); }
.galeria-overlay span {
    color: #fff; font-size: 11px; font-weight: 700;
    letter-spacing: 0.15em; text-transform: uppercase;
    opacity: 0; transform: translateY(8px);
    transition: all var(--transition);
}
.galeria-item:hover .galeria-overlay span { opacity: 1; transform: translateY(0); }

/* === MATERIALES === */
.materiales { padding: var(--space-16) 0; background: var(--linen); }
.materiales-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.material-card { display: flex; flex-direction: column; }
.material-img { overflow: hidden; aspect-ratio: 16/10; margin-bottom: var(--space-3); }
.material-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.material-card:hover .material-img img { transform: scale(1.04); }
.material-info p { font-size: 15px; color: var(--on-surface-variant); line-height: 1.6; margin-top: var(--space-1); }

/* === SOBRE PABLO === */
.sobre-pablo { background: var(--charcoal); color: var(--inverse-on-surface); }
.sobre-pablo-inner {
    max-width: var(--max-w); margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr;
    min-height: 580px;
}
.sobre-pablo-img { overflow: hidden; }
.sobre-pablo-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sobre-pablo-content {
    padding: var(--space-16) var(--space-8);
    display: flex; flex-direction: column; justify-content: center;
}
.pablo-quote {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 400; font-style: italic;
    line-height: 1.2; color: #fff;
    margin: var(--space-3) 0 var(--space-4);
    border: none;
}
.pablo-bio { font-size: 16px; line-height: 1.7; color: rgba(241,241,239,0.75); margin-bottom: var(--space-6); }
.pablo-stats {
    display: flex; gap: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid rgba(255,255,255,0.12);
}
.pablo-stat { display: flex; flex-direction: column; gap: 4px; }
.pablo-stat-num { font-family: var(--font-serif); font-size: 28px; color: var(--oak); }
.pablo-stat-label { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(241,241,239,0.5); }

/* === RESEÑAS === */
.resenas { padding: var(--space-16) 0; background: var(--surface-low); }
.resenas-rating { display: flex; align-items: center; gap: var(--space-2); margin-top: var(--space-2); }
.resenas-stars { color: var(--oak); font-size: 18px; letter-spacing: 2px; }
.resenas-score { font-family: var(--font-serif); font-size: 20px; }
.resenas-count { font-size: 13px; color: var(--on-surface-variant); }
.resenas-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3); margin-bottom: var(--space-6);
}
.resena-card {
    background: var(--linen); padding: var(--space-4);
    border: 1px solid var(--outline-variant);
    transition: box-shadow var(--transition), transform var(--transition);
}
.resena-card:hover { box-shadow: 0 12px 32px rgba(26,26,26,0.06); transform: translateY(-2px); }
.resena-num { font-family: var(--font-serif); font-size: 11px; color: var(--outline); letter-spacing: 0.1em; margin-bottom: var(--space-2); }
.resena-texto { font-family: var(--font-serif); font-size: 16px; font-style: italic; line-height: 1.55; color: var(--charcoal); margin-bottom: var(--space-3); }
.resena-autor { font-size: 12px; font-weight: 600; letter-spacing: 0.06em; color: var(--on-surface-variant); text-transform: uppercase; }
.resena-tag { font-weight: 400; color: var(--secondary); text-transform: none; letter-spacing: 0; }
.resenas-cta { text-align: center; }

/* === FAQ === */
.faq { padding: var(--space-16) 0; background: var(--linen); }
.faq-list { max-width: 760px; }
.faq-item { border-bottom: 1px solid var(--outline-variant); }
.faq-pregunta {
    width: 100%; display: flex; align-items: center;
    justify-content: space-between; gap: var(--space-3);
    padding: var(--space-3) 0;
    font-family: var(--font-sans); font-size: 16px; font-weight: 500;
    color: var(--charcoal); text-align: left;
    transition: color var(--transition);
}
.faq-pregunta:hover { color: var(--secondary); }
.faq-icon { font-size: 22px; font-weight: 300; color: var(--secondary); transition: transform var(--transition); flex-shrink: 0; line-height: 1; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-respuesta { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding var(--transition); }
.faq-item.open .faq-respuesta { max-height: 400px; padding-bottom: var(--space-3); }
.faq-respuesta p { font-size: 15px; color: var(--on-surface-variant); line-height: 1.7; }

/* === CTA FINAL === */
.cta-final { padding: var(--space-16) 0; background: var(--surface-container); text-align: center; }
.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(28px, 5vw, 52px);
    font-weight: 400; line-height: 1.15;
    color: var(--charcoal); margin-bottom: var(--space-2);
}
.cta-desc { font-size: 17px; color: var(--on-surface-variant); margin-bottom: var(--space-4); max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: var(--space-2); justify-content: center; flex-wrap: wrap; margin-bottom: var(--space-4); }
.cta-tel { font-family: var(--font-serif); font-size: 28px; color: var(--charcoal); letter-spacing: 0.04em; }

/* === MAPA === */
.mapa { display: block; line-height: 0; }

/* === FOOTER === */
.footer { background: var(--charcoal); color: var(--inverse-on-surface); }
.footer-inner {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-6);
    padding-top: var(--space-8); padding-bottom: var(--space-8);
}
.footer-brand { font-family: var(--font-serif); font-size: 26px; margin-bottom: var(--space-1); }
.footer-tagline { font-size: 13px; color: rgba(241,241,239,0.6); line-height: 1.6; margin-bottom: var(--space-2); }
.footer-rating { font-size: 13px; color: var(--oak); }
.footer h4 { font-family: var(--font-sans); font-size: 11px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(241,241,239,0.5); margin-bottom: var(--space-2); }
.footer p, .footer a { font-size: 13px; color: rgba(241,241,239,0.75); line-height: 2; transition: color var(--transition); }
.footer a:hover { color: var(--oak); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: var(--space-3) 0; }
.footer-bottom p { font-size: 12px; color: rgba(241,241,239,0.4); text-align: center; }
.footer-bottom a { color: rgba(241,241,239,0.4); }
.footer-bottom a:hover { color: var(--oak); }

/* === WHATSAPP FLOTANTE === */
.whatsapp-float {
    position: fixed; bottom: 28px; right: 28px;
    width: 56px; height: 56px;
    background: #25d366; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    z-index: 99;
    transition: transform var(--transition), box-shadow var(--transition);
    animation: pulse-wa 2.5s ease-in-out infinite;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.5); animation: none; }
@keyframes pulse-wa {
    0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
    50%       { box-shadow: 0 4px 32px rgba(37,211,102,0.7); }
}

/* === LIGHTBOX === */
.lightbox { position: fixed; inset: 0; background: rgba(10,10,10,0.95); z-index: 999; display: none; align-items: center; justify-content: center; }
.lightbox.open { display: flex; }
.lightbox-img-wrap { position: relative; max-width: 90vw; max-height: 90vh; text-align: center; }
.lightbox-img-wrap img { max-width: 90vw; max-height: 85vh; object-fit: contain; display: block; margin: 0 auto; }
.lightbox-counter { color: rgba(255,255,255,0.5); font-size: 12px; letter-spacing: 0.1em; margin-top: 12px; }
.lightbox-close, .lightbox-prev, .lightbox-next { position: fixed; color: #fff; background: none; border: none; font-size: 28px; cursor: pointer; transition: opacity var(--transition); opacity: 0.6; }
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover { opacity: 1; }
.lightbox-close { top: 24px; right: 28px; font-size: 36px; line-height: 1; }
.lightbox-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 24px; top: 50%; transform: translateY(-50%); }

/* === MODALES === */
.modal-overlay { position: fixed; inset: 0; background: rgba(26,26,26,0.6); z-index: 200; display: none; align-items: center; justify-content: center; padding: var(--space-4); }
.modal-overlay.open { display: flex; }
.modal { background: var(--linen); max-width: 680px; width: 100%; max-height: 80vh; overflow-y: auto; padding: var(--space-6); position: relative; }
.modal-close { position: absolute; top: 16px; right: 20px; font-size: 28px; color: var(--on-surface-variant); transition: color var(--transition); }
.modal-close:hover { color: var(--charcoal); }
.modal-content h2 { font-family: var(--font-serif); font-size: 24px; margin-bottom: var(--space-3); }
.modal-content p { font-size: 14px; line-height: 1.7; color: var(--on-surface-variant); margin-bottom: var(--space-2); }

/* === ANIMACIONES === */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .galeria-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    /* NAV */
    .nav-logo img  { height: 50px; max-width: 200px; }
    .nav-menu      { display: none; }
    .btn-nav       { display: none; }

    /* HERO — más pegado al nav */
    .hero-inner     { grid-template-columns: 1fr; padding-top: var(--space-4); gap: var(--space-4); }
    .hero-image img { height: 300px; }
    .hero-bar       { flex-wrap: wrap; gap: var(--space-2); padding: var(--space-2) var(--space-4); justify-content: center; }

    /* SECCIONES */
    .servicios-grid      { grid-template-columns: 1fr; }
    .galeria-grid        { grid-template-columns: repeat(2, 1fr); }
    .materiales-grid     { grid-template-columns: 1fr; }
    .sobre-pablo-inner   { grid-template-columns: 1fr; }
    .sobre-pablo-img     { height: 320px; }
    .sobre-pablo-content { padding: var(--space-8) var(--space-4); }
    .resenas-grid        { grid-template-columns: 1fr; }
    .footer-inner        { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
}

@media (max-width: 480px) {
    .container    { padding: 0 20px; }
    .nav-logo img { height: 44px; max-width: 180px; }
    .galeria-grid { grid-template-columns: repeat(2, 1fr); }
    .pablo-stats  { gap: var(--space-3); flex-wrap: wrap; }
    .footer-inner { grid-template-columns: 1fr; }
    .hero-bar     { display: none; }
    .cta-actions  { flex-direction: column; align-items: center; }
}