/* SMARTFLEX SAS — sitio de construcción (rediseño fotográfico, 2026-10-15)
   Fuentes propias (sin Google Fonts) y sin JS inline. */

@font-face {
    font-family: 'Fraunces';
    src: url('../fonts/fraunces-latin-wght-normal.woff2') format('woff2');
    font-weight: 300 700;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Fraunces';
    src: url('../fonts/fraunces-latin-wght-italic.woff2') format('woff2');
    font-weight: 300 700;
    font-style: italic;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-wght-normal.woff2') format('woff2');
    font-weight: 300 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --bg: #F6F3EE;
    --paper: #FFFFFF;
    --ink: #161514;
    --ink-soft: #4A4640;
    --ink-mute: #8A8379;
    --line: #E2DAD0;
    --night: #121110;
    --night-2: #1C1A18;
    --night-line: rgba(255, 255, 255, 0.12);
    --clay: #B6553F;
    --clay-dark: #9A4632;
    --clay-light: #E0A28E;

    --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --maxw: 1240px;
    --gutter: clamp(16px, 4vw, 40px);
    --section: clamp(72px, 10vw, 136px);
    --radius: 4px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.65;
    color: var(--ink-soft);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
::selection { background: var(--clay); color: #fff; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

.icon { width: 1em; height: 1em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Tipografía ---------- */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--clay);
}
.eyebrow::before { content: ""; width: 32px; height: 1px; background: currentColor; }

h1, h2, h3 { font-family: var(--font-display); color: var(--ink); font-weight: 400; line-height: 1.08; letter-spacing: -0.015em; }
h2 { font-size: clamp(2.1rem, 4.6vw, 3.6rem); }
h2 em, h1 em { font-style: italic; color: var(--clay); }
h3 { font-size: 1.5rem; line-height: 1.2; }

.lead { font-size: clamp(1.05rem, 1.5vw, 1.2rem); max-width: 58ch; }

.section-head { display: grid; gap: 20px; margin-bottom: clamp(40px, 6vw, 72px); max-width: 760px; }

/* ---------- Botones ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 0 28px;
    font: 600 0.95rem/1 var(--font-body);
    letter-spacing: 0.01em;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background .25s, color .25s, border-color .25s, transform .25s;
}
.btn .icon { font-size: 1.1rem; }
.btn-clay { background: var(--clay); color: #fff; }
.btn-clay:hover { background: var(--clay-dark); }
.btn-ghost-light { color: #fff; border-color: rgba(255,255,255,0.45); }
.btn-ghost-light:hover { background: #fff; color: var(--ink); border-color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--clay); }
.btn:focus-visible, a:focus-visible, button:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--clay); outline-offset: 3px;
}

.link-arrow {
    display: inline-flex; align-items: center; gap: 10px;
    font-weight: 600; font-size: 0.95rem; color: var(--ink); text-decoration: none;
    border-bottom: 1px solid var(--ink); padding-bottom: 4px;
    transition: gap .25s, color .25s, border-color .25s;
}
.link-arrow:hover { gap: 16px; color: var(--clay); border-color: var(--clay); }

/* ---------- Navegación ---------- */
.nav {
    position: fixed; inset: 0 0 auto 0; z-index: 50;
    transition: background .35s, box-shadow .35s;
}
.nav-inner { height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-logo img { height: 30px; width: auto; }
.nav-logo .logo-dark { display: none; }
.nav-links { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 36px); list-style: none; }
.nav-links a { text-decoration: none; color: rgba(255,255,255,0.88); font-size: 0.92rem; font-weight: 500; transition: color .25s; }
.nav-links a:hover { color: #fff; }
.nav-links .btn { min-height: 44px; padding: 0 20px; color: #fff; }
.nav-toggle { display: none; background: none; border: 0; color: #fff; width: 44px; height: 44px; font-size: 1.6rem; cursor: pointer; }

.nav.is-solid { background: rgba(246, 243, 238, 0.96); backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--line); }
.nav.is-solid .logo-light { display: none; }
.nav.is-solid .logo-dark { display: block; }
.nav.is-solid .nav-links a { color: var(--ink-soft); }
.nav.is-solid .nav-links a:hover { color: var(--ink); }
.nav.is-solid .nav-links .btn { color: #fff; }
.nav.is-solid .nav-toggle { color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: flex-end;
    color: #fff;
    background: var(--night);
    overflow: hidden;
    isolation: isolate;
}
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 58% 50%; }
.hero::before {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background:
        linear-gradient(180deg, rgba(10,9,8,0.55) 0%, rgba(10,9,8,0.05) 26%, rgba(10,9,8,0.10) 50%, rgba(10,9,8,0.86) 100%),
        linear-gradient(90deg, rgba(10,9,8,0.68) 0%, rgba(10,9,8,0.3) 45%, rgba(10,9,8,0) 70%);
}
.hero-content { width: 100%; padding-top: 140px; padding-bottom: clamp(48px, 8vh, 96px); }
.hero .eyebrow { color: var(--clay-light); }
.hero h1 { color: #fff; font-size: clamp(2.7rem, 7.4vw, 6.4rem); line-height: 1.0; max-width: 13ch; margin: 22px 0 26px; font-weight: 350; }
.hero h1 em { color: var(--clay-light); }
.hero p { color: rgba(255,255,255,0.84); max-width: 50ch; font-size: clamp(1.02rem, 1.4vw, 1.18rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero-foot {
    display: flex; justify-content: space-between; align-items: flex-end; gap: 24px;
    margin-top: clamp(40px, 7vh, 80px); padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.18);
    font-size: 0.8rem; color: rgba(255,255,255,0.62); letter-spacing: 0.02em;
}
.hero-scroll { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
.hero-scroll .icon { animation: nudge 2.4s ease-in-out infinite; }
@keyframes nudge { 0%,100% { transform: translateY(0); } 50% { transform: translateY(5px); } }

/* ---------- Qué hacemos (3 puertas) ---------- */
.servicios { padding: var(--section) 0; }
.puertas { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 2vw, 24px); }
.puerta {
    position: relative; display: block; overflow: hidden; border-radius: var(--radius);
    aspect-ratio: 3 / 4; color: #fff; text-decoration: none; background: var(--night);
    isolation: isolate;
}
.puerta img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.1s cubic-bezier(.2,.7,.2,1); }
.puerta::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(10,9,8,0) 30%, rgba(10,9,8,0.55) 58%, rgba(10,9,8,0.9) 100%); }
.puerta-body { position: absolute; inset: auto 0 0 0; padding: clamp(22px, 2.4vw, 32px); display: grid; gap: 10px; }
.puerta-num { font-size: 0.75rem; letter-spacing: 0.2em; color: rgba(255,255,255,0.7); }
.puerta h3 { color: #fff; font-size: clamp(1.6rem, 2.4vw, 2.1rem); }
.puerta p { color: rgba(255,255,255,0.8); font-size: 0.96rem; max-width: 34ch; }
.puerta-go { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 0.9rem; margin-top: 6px; transition: gap .25s; }
.puerta:hover img { transform: scale(1.05); }
.puerta:hover .puerta-go { gap: 14px; }

/* ---------- Obras ---------- */
.obras { padding: var(--section) 0; background: var(--paper); }
.obras-grid { display: grid; grid-template-columns: 1.35fr 1fr; grid-template-rows: auto auto; gap: clamp(28px, 3.4vw, 48px) clamp(20px, 3vw, 40px); }
.obra-feature { grid-row: span 2; }
.obra figure { overflow: hidden; border-radius: var(--radius); background: var(--bg); }
.obra img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 1.1s cubic-bezier(.2,.7,.2,1); }
.obra-feature img { aspect-ratio: 4 / 5; }
.obra:hover img { transform: scale(1.03); }
.obra-meta { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 6px 20px; margin-top: 18px; }
.obra-meta h3 { font-size: clamp(1.3rem, 1.8vw, 1.6rem); }
.obra-datos { font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-mute); white-space: nowrap; }
.obra p { margin-top: 8px; font-size: 0.96rem; max-width: 52ch; }

.plazos { margin-top: clamp(64px, 8vw, 104px); border-top: 1px solid var(--ink); }
.plazos-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 12px 32px; padding: 26px 0; }
.plazos-head h3 { font-size: clamp(1.4rem, 2.2vw, 1.9rem); }
.plazos-head p { font-size: 0.92rem; color: var(--ink-mute); max-width: 46ch; }
.plazos-list { list-style: none; }
.plazos-list li { display: grid; grid-template-columns: 1fr auto auto; gap: 8px 40px; align-items: baseline; padding: 20px 0; border-top: 1px solid var(--line); }
.plazo-obra { color: var(--ink); font-weight: 500; }
.plazo-obra small { display: block; font-weight: 400; color: var(--ink-mute); font-size: 0.88rem; margin-top: 2px; }
.plazo-m2, .plazo-dias { font-family: var(--font-display); font-size: clamp(1.3rem, 2vw, 1.75rem); color: var(--ink); text-align: right; white-space: nowrap; }
.plazo-dias { color: var(--clay); min-width: 5.5em; }
.plazo-m2 span, .plazo-dias span { font-family: var(--font-body); font-size: 0.78rem; color: var(--ink-mute); margin-left: 4px; letter-spacing: 0.04em; }

.mas-obras { margin-top: clamp(48px, 6vw, 72px); display: flex; justify-content: center; }
.obras-api { display: none; grid-template-columns: repeat(3, 1fr); gap: 28px 24px; margin-top: 48px; }
.obras-api.is-open { display: grid; }
.obras-api-item { all: unset; cursor: pointer; display: block; }
.obras-api-item figure { overflow: hidden; border-radius: var(--radius); background: var(--bg); }
.obras-api-item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .9s cubic-bezier(.2,.7,.2,1); }
.obras-api-item:hover img { transform: scale(1.04); }
.obras-api-item h3 { font-size: 1.2rem; margin-top: 14px; }
.obras-api-item p { font-size: 0.88rem; color: var(--ink-mute); margin-top: 4px; }
.obras-api-item:focus-visible { outline: 2px solid var(--clay); outline-offset: 4px; }
.obras-estado { text-align: center; color: var(--ink-mute); grid-column: 1 / -1; }

/* ---------- Cómo trabajamos ---------- */
.proceso { padding: var(--section) 0; }
.proceso-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.proceso-media { position: sticky; top: 112px; }
.proceso-media figure { overflow: hidden; border-radius: var(--radius); }
.proceso-media img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.proceso-media figcaption { margin-top: 12px; font-size: 0.82rem; color: var(--ink-mute); }
.pasos { list-style: none; margin-top: 48px; }
.pasos li { display: grid; grid-template-columns: 64px 1fr; gap: 20px; padding: 30px 0; border-top: 1px solid var(--line); }
.pasos li:last-child { border-bottom: 1px solid var(--line); }
.paso-num { font-family: var(--font-display); font-size: 1.9rem; line-height: 1; color: var(--clay); }
.pasos h3 { font-size: 1.35rem; margin-bottom: 8px; }
.pasos p { font-size: 0.98rem; }

/* ---------- Banda empresa ---------- */
.banda { background: var(--night); color: rgba(255,255,255,0.78); padding: clamp(64px, 8vw, 112px) 0; }
.banda-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(32px, 6vw, 96px); align-items: end; }
.banda blockquote { font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.5rem); line-height: 1.22; color: #fff; font-weight: 350; }
.banda blockquote em { color: var(--clay-light); }
.banda-datos { display: grid; gap: 16px; font-size: 0.95rem; }
.banda-datos dt { font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.5); }
.banda-datos dd { color: #fff; margin-bottom: 6px; }

/* ---------- Contacto ---------- */
.contacto { padding: var(--section) 0; background: var(--paper); }
.contacto-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(40px, 6vw, 96px); }
.contacto-directo { list-style: none; margin-top: 40px; display: grid; gap: 4px; }
.contacto-directo li { border-top: 1px solid var(--line); }
.contacto-directo a, .contacto-directo span.dato {
    display: flex; align-items: center; gap: 14px; padding: 18px 0;
    color: var(--ink); text-decoration: none; font-weight: 500;
}
.contacto-directo a:hover { color: var(--clay); }
.contacto-directo .icon { font-size: 1.25rem; color: var(--clay); }
.contacto-directo small { display: block; font-weight: 400; color: var(--ink-mute); font-size: 0.82rem; }

.form { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 20px; padding: clamp(24px, 3.4vw, 44px); background: var(--bg); border-radius: var(--radius); }
.form .full { grid-column: 1 / -1; }
.field { display: grid; gap: 8px; }
.field label { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); }
.field input, .field select, .field textarea {
    width: 100%; min-height: 50px; padding: 12px 14px;
    font: 400 1rem/1.4 var(--font-body); color: var(--ink);
    background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
    transition: border-color .2s;
}
.field textarea { min-height: 112px; resize: vertical; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #CFC4B6; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--clay); outline: none; }
.field[hidden] { display: none; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; }
.form-foot p { font-size: 0.85rem; color: var(--ink-mute); flex: 1 1 220px; }
.form-error { color: var(--clay-dark); font-size: 0.88rem; }

/* ---------- Footer ---------- */
.footer { background: var(--night); color: rgba(255,255,255,0.6); padding: 72px 0 32px; font-size: 0.92rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid var(--night-line); }
.footer-brand img { height: 30px; width: auto; margin-bottom: 20px; }
.footer-brand p { max-width: 38ch; }
.footer h4 { color: #fff; font: 600 0.74rem/1 var(--font-body); letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 18px; }
.footer ul { list-style: none; display: grid; gap: 10px; }
.footer a { text-decoration: none; transition: color .2s; }
.footer a:hover { color: #fff; }
.footer-legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; padding-top: 28px; font-size: 0.82rem; color: rgba(255,255,255,0.42); }

.wa-float {
    position: fixed; right: 20px; bottom: 20px; z-index: 40;
    width: 56px; height: 56px; border-radius: 50%;
    display: grid; place-items: center;
    background: var(--ink); color: #fff; text-decoration: none;
    box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
    transition: background .25s, transform .25s;
}
.wa-float:hover { background: #1F9D55; transform: translateY(-2px); }
.wa-float .icon { font-size: 1.6rem; fill: currentColor; stroke: none; }

/* ---------- Modal de obra ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: none; place-items: center; padding: 16px; background: rgba(10,9,8,0.82); }
.modal.is-open { display: grid; }
.modal-box { position: relative; width: min(1040px, 100%); max-height: calc(100svh - 32px); overflow: auto; background: var(--paper); border-radius: var(--radius); }
.modal-close { position: absolute; top: 12px; right: 12px; z-index: 3; width: 44px; height: 44px; border: 0; border-radius: 50%; background: rgba(255,255,255,0.92); color: var(--ink); font-size: 1.3rem; cursor: pointer; display: grid; place-items: center; }
.carrusel { position: relative; overflow: hidden; background: var(--night); aspect-ratio: 16 / 10; }
.carrusel-track { display: flex; height: 100%; transition: transform .45s cubic-bezier(.2,.7,.2,1); }
.carrusel-slide { flex: 0 0 100%; height: 100%; display: grid; place-items: center; color: rgba(255,255,255,0.6); }
.carrusel-slide img { width: 100%; height: 100%; object-fit: contain; }
.carrusel-slide iframe { width: 100%; height: 100%; border: 0; }
.carrusel-btn { position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px; border: 0; border-radius: 50%; background: rgba(255,255,255,0.9); color: var(--ink); font-size: 1.2rem; cursor: pointer; display: grid; place-items: center; }
.carrusel-btn.prev { left: 14px; }
.carrusel-btn.next { right: 14px; }
.carrusel-btn[hidden] { display: none; }
.carrusel-dots { position: absolute; bottom: 12px; left: 0; right: 0; display: flex; justify-content: center; gap: 6px; }
.carrusel-dots button { width: 8px; height: 8px; padding: 0; border: 0; border-radius: 50%; background: rgba(255,255,255,0.45); cursor: pointer; }
.carrusel-dots button.is-active { background: #fff; }
.modal-body { padding: clamp(22px, 3vw, 36px); }
.modal-body h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-bottom: 8px; }
.modal-body .obra-datos { display: block; margin-bottom: 14px; }

/* ---------- Animación de entrada ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.2,1); }
.reveal.is-visible { opacity: 1; transform: none; }
.hero-content > * { animation: rise 1s cubic-bezier(.2,.7,.2,1) both; }
.hero-content > *:nth-child(2) { animation-delay: .08s; }
.hero-content > *:nth-child(3) { animation-delay: .16s; }
.hero-content > *:nth-child(4) { animation-delay: .24s; }
.hero-content > *:nth-child(5) { animation-delay: .32s; }
@keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation: none !important; transition: none !important; }
    .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
    .puertas { grid-template-columns: 1fr 1fr; }
    .puerta:first-child { grid-column: 1 / -1; aspect-ratio: 16 / 10; }
    .obras-grid { grid-template-columns: 1fr; }
    .obra-feature { grid-row: auto; }
    .obra-feature img { aspect-ratio: 4 / 3; }
    .obras-api { grid-template-columns: 1fr 1fr; }
    .proceso-grid, .banda-grid, .contacto-grid { grid-template-columns: 1fr; }
    .proceso-media { position: static; }
    .proceso-media img { aspect-ratio: 16 / 10; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
    .nav-toggle { display: grid; place-items: center; }
    .nav-links {
        position: fixed; inset: 84px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
        padding: 8px var(--gutter) 24px; background: var(--bg); box-shadow: 0 20px 40px -20px rgba(0,0,0,0.3);
        display: none;
    }
    .nav.is-open .nav-links { display: flex; }
    .nav.is-open { background: var(--bg); }
    .nav.is-open .logo-light { display: none; }
    .nav.is-open .logo-dark { display: block; }
    .nav.is-open .nav-toggle { color: var(--ink); }
    .nav-links li { border-bottom: 1px solid var(--line); }
    .nav-links li:last-child { border: 0; padding-top: 16px; }
    .nav-links a { display: block; padding: 16px 0; color: var(--ink) !important; font-size: 1.05rem; }
    .nav-links .btn { width: 100%; color: #fff !important; }
}

@media (max-width: 640px) {
    body { font-size: 16px; }
    .nav-inner { height: 72px; }
    .nav-links { inset: 72px 0 auto 0; }
    .nav-logo img { height: 24px; }
    .hero-media img { object-position: 60% 50%; }
    .hero::before { background: linear-gradient(180deg, rgba(10,9,8,0.6) 0%, rgba(10,9,8,0.45) 30%, rgba(10,9,8,0.72) 60%, rgba(10,9,8,0.9) 100%); }
    .hero-actions .btn { flex: 1 1 100%; }
    .hero-foot { flex-direction: column; align-items: flex-start; }
    .puertas { grid-template-columns: 1fr; }
    .puerta, .puerta:first-child { aspect-ratio: 4 / 5; }
    .obras-api { grid-template-columns: 1fr; }
    .plazos-list li { grid-template-columns: 1fr auto; }
    .plazo-obra { grid-column: 1 / -1; }
    .plazo-m2 { text-align: left; }
    .form { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .wa-float { right: 16px; bottom: 16px; }
}

/* utilidades (sin estilos inline: CSP) */
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.section-head--tight { margin-bottom: 0; }
.mt-20 { margin-top: 20px; }

/* ============ Páginas internas (2026-10-15) ============ */
.hero--page { min-height: 78svh; }
.hero--page h1 { max-width: 14ch; }
.nav-links a[aria-current="page"] { color: #fff; box-shadow: inset 0 -1px 0 currentColor; }
.nav.is-solid .nav-links a[aria-current="page"] { color: var(--ink); }

/* Sistemas */
.sistemas-sec { padding: var(--section) 0; }
.sistemas { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(16px, 2.4vw, 32px); }
.sistema { position: relative; padding: clamp(28px, 3.4vw, 48px); background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); display: flex; flex-direction: column; gap: 14px; }
.sistema--destacado { border-color: var(--ink); }
.sistema-num { position: absolute; top: clamp(24px, 3vw, 40px); right: clamp(24px, 3vw, 40px); font-family: var(--font-display); font-size: 1.5rem; color: var(--line); }
.sistema h3 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.sistema-desc { font-size: 1rem; max-width: 46ch; }
.sistema-hl { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.sistema-hl li { font-size: 0.8rem; font-weight: 600; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink); background: var(--bg); }
.sistema h4 { margin-top: 10px; padding-top: 18px; border-top: 1px solid var(--line); font: 600 0.74rem/1 var(--font-body); letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-mute); }
.sistema-inc { list-style: none; display: grid; gap: 10px; }
.sistema-inc li { display: grid; grid-template-columns: 20px 1fr; gap: 10px; font-size: 0.95rem; color: var(--ink-soft); }
.sistema-inc .icon { font-size: 1.05rem; color: var(--clay); margin-top: 3px; stroke-width: 2; }

/* Galería por sistema */
.galeria-sec { padding: var(--section) 0; background: var(--paper); }
.galeria + .galeria { margin-top: clamp(48px, 6vw, 80px); }
.galeria-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px 24px; padding-bottom: 18px; margin-bottom: 20px; border-bottom: 1px solid var(--line); }
.galeria-head h3 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); }
.galeria-fotos { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: 1fr 1fr; gap: clamp(10px, 1.4vw, 18px); }
.galeria-fotos figure { overflow: hidden; border-radius: var(--radius); background: var(--bg); }
.galeria-fotos .g-alta { grid-row: span 2; }
.galeria-fotos img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.galeria-fotos .g-alta img { aspect-ratio: auto; }

/* Forma de pago */
.pago-sec { padding: var(--section) 0; }
.pago-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(16px, 2.4vw, 32px); }
.pago { padding-top: clamp(24px, 3vw, 36px); border-top: 1px solid var(--ink); }
.pago h3 { font-size: 1.6rem; margin-bottom: 10px; }
.pago-etapas { list-style: none; display: grid; gap: 0; margin-top: 18px; }
.pago-etapas li { display: flex; align-items: center; gap: 16px; padding: 14px 0; border-top: 1px solid var(--line); color: var(--ink); font-weight: 500; }
.pago-etapas span { width: 34px; height: 34px; flex: none; display: grid; place-items: center; border: 1px solid var(--clay); border-radius: 50%; color: var(--clay); font-family: var(--font-display); }
.pago-nota { margin-top: clamp(32px, 4vw, 48px); font-size: 0.9rem; color: var(--ink-mute); max-width: 72ch; }

@media (max-width: 860px) {
    .sistemas, .pago-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .galeria-fotos { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
    .galeria-fotos .g-alta { grid-column: 1 / -1; grid-row: auto; }
    .galeria-fotos .g-alta img { aspect-ratio: 4 / 3; }
}

@media (max-width: 640px) { .hero--page .hero-media img { object-position: 50% 78%; } }

/* Hero partido (fotos verticales) */
.hero-split { background: var(--night); color: #fff; padding: 132px 0 clamp(56px, 7vw, 96px); }
.hero-split-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(32px, 6vw, 96px); align-items: center; }
.hero-split .eyebrow { color: var(--clay-light); }
.hero-split h1 { color: #fff; font-size: clamp(2.6rem, 6vw, 5.2rem); line-height: 1.02; font-weight: 350; margin: 22px 0 26px; max-width: 14ch; }
.hero-split h1 em { color: var(--clay-light); }
.hero-split p { color: rgba(255,255,255,0.8); max-width: 48ch; font-size: clamp(1.02rem, 1.4vw, 1.15rem); }
.hero-split-media { overflow: hidden; border-radius: var(--radius); }
.hero-split-media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }

/* Tipos de reforma */
.tipos-sec { padding: var(--section) 0; }
.tipos { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--ink); }
.tipos li { padding: 28px 24px 8px 0; display: grid; gap: 10px; align-content: start; }
.tipos li + li { padding-left: 24px; border-left: 1px solid var(--line); }
.tipos h3 { font-size: 1.35rem; }
.tipos p { font-size: 0.96rem; }

/* Caso */
.caso-sec { padding: var(--section) 0; background: var(--paper); }
.caso-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 28px 48px; }
.caso-datos { display: grid; grid-template-columns: repeat(4, auto); gap: 0 clamp(20px, 3vw, 44px); }
.caso-datos dt { font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-mute); }
.caso-datos dd { font-family: var(--font-display); font-size: clamp(1.4rem, 2.4vw, 2rem); color: var(--ink); margin-top: 4px; white-space: nowrap; }
.caso-texto { margin: 28px 0 clamp(32px, 4vw, 48px); }
.caso-fotos { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(10px, 1.4vw, 18px); }
.caso-fotos figure { overflow: hidden; border-radius: var(--radius); }
.caso-fotos img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.caso-fotos figcaption { font-size: 0.8rem; color: var(--ink-mute); padding-top: 10px; }

/* Pasos en grilla */
.pasos--grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: clamp(32px, 5vw, 72px); margin-top: 0; }
.pasos--grid li:nth-last-child(2) { border-bottom: 1px solid var(--line); }

@media (max-width: 1000px) {
    .tipos { grid-template-columns: 1fr 1fr; }
    .tipos li:nth-child(3) { padding-left: 0; border-left: 0; }
    .tipos li:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 860px) {
    .hero-split-grid { grid-template-columns: 1fr; }
    .hero-split { padding-top: 112px; }
    .hero-split-media img { aspect-ratio: 4 / 3; object-position: 50% 30%; }
    .pasos--grid { grid-template-columns: 1fr; }
    .pasos--grid li:nth-last-child(2) { border-bottom: 0; }
}
@media (max-width: 640px) {
    .tipos { grid-template-columns: 1fr; }
    .tipos li, .tipos li + li { padding: 24px 0 8px; border-left: 0; }
    .tipos li + li { border-top: 1px solid var(--line); }
    .caso-datos { grid-template-columns: 1fr 1fr; row-gap: 16px; }
    .caso-fotos { grid-template-columns: 1fr 1fr; }
    .hero-split .hero-actions .btn { flex: 1 1 100%; }
}

/* Antecedentes (empresas) */
.antecedentes { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 3.4vw, 48px) clamp(20px, 3vw, 40px); }
.antecedente:first-child { grid-column: 1 / -1; display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(24px, 3vw, 48px); align-items: center; }
.antecedente figure { overflow: hidden; border-radius: var(--radius); background: var(--bg); }
.antecedente img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.antecedente-body { display: grid; gap: 12px; padding-top: 18px; }
.antecedente:first-child .antecedente-body { padding-top: 0; }
.antecedente h3 { font-size: clamp(1.5rem, 2.4vw, 2.1rem); }
.antecedente-datos { display: flex; flex-wrap: wrap; gap: 12px 32px; padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.antecedente-datos dt { font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-mute); }
.antecedente-datos dd { font-family: var(--font-display); font-size: 1.35rem; color: var(--ink); white-space: nowrap; }
.antecedente p { font-size: 0.96rem; }
@media (max-width: 860px) {
    .antecedentes, .antecedente:first-child { grid-template-columns: 1fr; }
}