/* =====================================================================
   ARKLOS · SITIO PÚBLICO
   ===================================================================== */

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background:
        radial-gradient(circle at 88% 8%, rgba(240,190,21,.20), transparent 24rem),
        radial-gradient(circle at 0% 24%, rgba(240,190,21,.10), transparent 18rem);
}

/* --- Banner superior --- */
.topbar {
    background: var(--ark-black);
    color: rgba(255,255,255,.88);
    font-size: var(--step--1);
    padding: .55rem 0;
}
.topbar__inner { display: flex; align-items: center; justify-content: center; gap: .75rem; text-align: center; }
.topbar a { color: var(--ark-gold); text-decoration: none; font-weight: 900; white-space: nowrap; }

/* --- Cabecera --- */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.86);
    backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid rgba(232,229,220,.85);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.3rem; padding: .88rem 0; }
.site-header__logo { display: inline-flex; align-items: center; min-width: 150px; font-family: var(--ark-display); font-size: 1.65rem; line-height: 1; color: var(--ark-black); text-decoration: none; }
.site-header__logo img { width: 160px; height: auto; }
.site-header__logo span { color: var(--ark-gold-deep); }
.nav { display: flex; align-items: center; gap: 1.28rem; }
.nav a { font-weight: 800; text-decoration: none; color: var(--ark-ink); font-size: .96rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ark-gold-deep); }
.nav__cta { margin-left: .25rem; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .4rem; }
.nav-toggle span { display: block; width: 27px; height: 2px; background: var(--ark-black); margin: 5px 0; transition: .2s; }

/* --- Hero --- */
.hero { position: relative; overflow: hidden; }
.hero--arklos {
    padding: clamp(4.2rem, 8vw, 7.4rem) 0 clamp(3.3rem, 6vw, 5.8rem);
    background:
        linear-gradient(135deg, #fff 0%, #fffaf0 42%, #f6efe0 100%);
}
.hero--arklos::before {
    content: "";
    position: absolute;
    right: -18rem; top: -22rem;
    width: 46rem; height: 46rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(240,190,21,.42), rgba(240,190,21,0) 65%);
}
.hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr); gap: clamp(2.2rem, 5vw, 5rem); align-items: center; }
.hero__copy { max-width: 720px; }
.hero h1 { max-width: 12.5ch; margin-bottom: 1.1rem; }
.hero__lead { font-size: var(--step-1); color: var(--ark-graphite); max-width: 41rem; line-height: 1.58; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 1.8rem; }
.hero__proof { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; margin-top: 2rem; max-width: 650px; }
.hero__proof div { background: rgba(255,255,255,.72); border: 1px solid rgba(232,229,220,.9); border-radius: var(--ark-radius-sm); padding: 1rem; box-shadow: 0 20px 45px -35px rgba(0,0,0,.45); }
.hero__proof strong { display: block; font-family: var(--ark-display); font-size: clamp(1.7rem, 3vw, 2.4rem); line-height: .95; letter-spacing: -.03em; }
.hero__proof span { display: block; margin-top: .35rem; color: var(--ark-graphite); font-size: var(--step--1); font-weight: 700; line-height: 1.25; }
.hero__panel { position: relative; min-height: 520px; }
.hero__panel::before { content: ""; position: absolute; inset: 3rem 1rem 2rem 4rem; border-radius: 34px; background: var(--ark-gold); transform: rotate(-5deg); box-shadow: var(--ark-shadow-strong); }
.mockup-card { position: relative; z-index: 1; border-radius: 32px; padding: clamp(1.6rem, 4vw, 2.4rem); box-shadow: var(--ark-shadow-strong); }
.mockup-card--main { min-height: 440px; background: linear-gradient(145deg, #101012, #1f1f22); color: #fff; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; }
.mockup-card--main::before { content: ""; position: absolute; left: 2rem; top: 2rem; right: 2rem; height: 150px; border-radius: 22px; background: linear-gradient(135deg, rgba(240,190,21,.95), rgba(255,216,79,.65)); opacity: .95; }
.mockup-card--main::after { content: ""; position: absolute; right: -5rem; top: 8rem; width: 18rem; height: 18rem; border: 1px solid rgba(255,255,255,.14); border-radius: 50%; }
.mockup-kicker { position: relative; z-index: 1; width: max-content; background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.15); border-radius: 999px; padding: .45rem .75rem; color: var(--ark-gold-2); font-size: var(--step--1); font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.mockup-card h2 { position: relative; z-index: 1; color: #fff; font-size: clamp(2rem, 3vw, 3rem); margin: 1rem 0 1.2rem; }
.mockup-list { position: relative; z-index: 1; display: grid; gap: .7rem; }
.mockup-list span { display: flex; align-items: center; gap: .7rem; padding: .85rem .9rem; border-radius: 14px; background: rgba(255,255,255,.08); color: rgba(255,255,255,.86); font-weight: 700; }
.mockup-list b { width: .72rem; height: .72rem; border-radius: 999px; background: var(--ark-gold); flex: 0 0 auto; }
.floating-card { position: absolute; z-index: 3; background: #fff; border: 1px solid var(--ark-line); border-radius: 18px; box-shadow: var(--ark-shadow); padding: 1rem 1.1rem; max-width: 190px; }
.floating-card strong { display: block; font-family: var(--ark-display); font-size: 1.55rem; line-height: 1; }
.floating-card span { color: var(--ark-graphite); font-size: var(--step--1); font-weight: 700; }
.floating-card--one { left: -1.1rem; bottom: 4.8rem; }
.floating-card--two { right: -1.1rem; top: 2.5rem; }

/* --- Secciones --- */
.section { padding: clamp(3.6rem, 7vw, 6.5rem) 0; }
.section--paper { background: var(--ark-paper); }
.section--dark { background: var(--ark-black); color: rgba(255,255,255,.82); }
.section--dark .eyebrow { color: var(--ark-gold); }
.section--dark h2, .section--dark h3 { color: var(--ark-white); }
.section__head { max-width: 760px; margin-bottom: 2.6rem; }
.section__head--split { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 2rem; }
.section__head--split > div { max-width: 720px; }

.section--intro { background: #fff; }
.intro-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.intro-text { color: var(--ark-graphite); font-size: var(--step-1); }
.intro-text p:first-child { color: var(--ark-ink); }

/* --- Servicios --- */
.service-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.service-card { position: relative; min-height: 265px; background: var(--ark-white); border: 1px solid var(--ark-line); border-radius: var(--ark-radius); padding: 1.45rem; text-decoration: none; color: inherit; overflow: hidden; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.service-card::after { content: ""; position: absolute; right: -2rem; bottom: -2rem; width: 8rem; height: 8rem; border-radius: 50%; background: rgba(240,190,21,.12); transition: transform .2s ease; }
.service-card:hover { transform: translateY(-5px); border-color: rgba(240,190,21,.75); box-shadow: 0 28px 70px -55px rgba(0,0,0,.55); }
.service-card:hover::after { transform: scale(1.25); }
.service-card--featured { grid-column: span 2; background: var(--ark-black); color: rgba(255,255,255,.84); border-color: var(--ark-black); }
.service-card--featured h3 { color: #fff; }
.service-card--featured .card__num { color: var(--ark-gold); }
.service-card--featured::after { background: rgba(240,190,21,.22); }
.card__num { display: inline-block; font-family: var(--ark-display); color: var(--ark-gold-deep); font-size: 1.55rem; line-height: 1; margin-bottom: 1rem; }
.service-card h3 { font-size: clamp(1.45rem, 2vw, 2.05rem); margin-bottom: .7rem; }
.service-card p { color: inherit; opacity: .82; margin: 0; }
.service-card em { display: block; margin-top: 1rem; color: var(--ark-gold); font-style: normal; font-weight: 900; }

/* --- Valores --- */
.values-grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.values-copy p { color: var(--ark-graphite); font-size: var(--step-1); }
.values-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.values-list article { border: 1px solid var(--ark-line); border-radius: var(--ark-radius); padding: 1.4rem; background: linear-gradient(180deg, #fff, var(--ark-soft)); }
.values-list span { color: var(--ark-gold-deep); font-weight: 900; letter-spacing: .12em; }
.values-list h3 { font-size: 1.75rem; margin: .6rem 0 .45rem; }
.values-list p { color: var(--ark-graphite); margin: 0; }

/* --- Por qué elegirnos --- */
.why-section { position: relative; overflow: hidden; }
.why-section::before { content: ""; position: absolute; right: -12rem; top: -18rem; width: 38rem; height: 38rem; border-radius: 50%; background: rgba(240,190,21,.14); }
.why-grid { position: relative; display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(2rem, 5vw, 5rem); }
.why-list { display: grid; gap: 1rem; }
.why-list p { margin: 0; padding: 1.1rem 1.2rem; border-radius: var(--ark-radius-sm); background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.10); }
.why-list strong { color: #fff; }

/* --- Blog --- */
.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.2rem; }
.post-card { border: 1px solid var(--ark-line); border-radius: var(--ark-radius); overflow: hidden; background: #fff; transition: transform .2s, border-color .2s, box-shadow .2s; }
.post-card:hover { transform: translateY(-4px); border-color: var(--ark-gold); box-shadow: 0 28px 70px -55px rgba(0,0,0,.55); }
.post-card a { text-decoration: none; color: inherit; display: block; padding: 1.45rem; }
.post-card .cat { font-size: var(--step--1); font-weight: 900; letter-spacing: .12em; text-transform: uppercase; color: var(--ark-gold-deep); }
.post-card h3 { font-size: var(--step-1); margin: .65rem 0; line-height: 1.12; }
.post-card time { color: var(--ark-mute); font-size: var(--step--1); font-weight: 700; }
.article { max-width: 760px; margin-inline: auto; }
.article__meta { color: var(--ark-mute); font-size: var(--step--1); margin-bottom: 1.5rem; }
.article__body { font-size: var(--step-1); line-height: 1.75; }
.article__body h2 { font-size: var(--step-2); margin-top: 2rem; }
.article__body img { border-radius: var(--ark-radius); margin: 1.5rem 0; }
.pagination { display: flex; gap: .5rem; justify-content: center; margin-top: 2.5rem; }
.pagination a, .pagination span { padding: .5rem .9rem; border: 1px solid var(--ark-line); border-radius: var(--ark-radius-sm); text-decoration: none; }
.pagination .is-active { background: var(--ark-black); color: #fff; border-color: var(--ark-black); }

/* --- FAQ / CTA --- */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 5vw, 5rem); }
.faq-list { display: grid; gap: .85rem; }
details { border: 1px solid var(--ark-line); border-radius: var(--ark-radius-sm); padding: 1rem 1.1rem; background: #fff; }
summary { cursor: pointer; font-weight: 900; color: var(--ark-black); }
details p { color: var(--ark-graphite); margin: .75rem 0 0; }
.final-cta { background: linear-gradient(135deg, var(--ark-black), #252525); color: rgba(255,255,255,.82); }
.final-cta__box { position: relative; overflow: hidden; border-radius: 34px; padding: clamp(2rem, 5vw, 4rem); background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.035)); border: 1px solid rgba(255,255,255,.12); text-align: center; }
.final-cta__box::before { content: ""; position: absolute; right: -8rem; bottom: -10rem; width: 26rem; height: 26rem; border-radius: 50%; background: rgba(240,190,21,.25); }
.final-cta h2 { position: relative; color: #fff; max-width: 760px; margin-inline: auto; }
.final-cta p { position: relative; max-width: 700px; margin: 0 auto 1.4rem; }
.final-cta__actions { justify-content: center; }

/* --- Footer --- */
.site-footer { background: var(--ark-black); color: #c9c9c6; padding: clamp(2.8rem, 6vw, 4.4rem) 0 1.5rem; }
.site-footer a { color: #c9c9c6; text-decoration: none; }
.site-footer a:hover { color: var(--ark-gold); }
.site-footer__logo { display: inline-flex; background: #fff; border-radius: 999px; padding: .65rem .9rem; }
.site-footer__logo img { width: 145px; height: auto; }
.site-footer__grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 2.2rem; padding-bottom: 2rem; border-bottom: 1px solid #2a2a2c; }
.site-footer h4 { color: #fff; font-family: var(--ark-sans); font-size: var(--step--1); letter-spacing: .12em; text-transform: uppercase; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.site-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; font-size: var(--step--1); }

/* --- Contenido de página --- */
.page-content { max-width: 820px; }
.page-content h2 { margin-top: 2rem; }
.page-content ul { padding-left: 1.2rem; }
.error-page { text-align: center; padding: clamp(4rem, 12vw, 8rem) 0; }
.error-page .code { font-family: var(--ark-display); font-size: clamp(5rem, 18vw, 9rem); color: var(--ark-gold); line-height: 1; }

@media (max-width: 1020px) {
    .nav { gap: .9rem; }
    .nav a { font-size: .9rem; }
    .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 880px) {
    .topbar__inner { flex-direction: column; gap: .2rem; }
    .nav-toggle { display: block; }
    .nav {
        position: fixed; inset: 100% 0 auto 0;
        flex-direction: column; align-items: flex-start; gap: 0;
        background: var(--ark-white); border-bottom: 1px solid var(--ark-line);
        padding: 1rem var(--ark-gutter) 1.5rem;
        transform: translateY(-120%); transition: transform .25s ease; box-shadow: var(--ark-shadow);
    }
    .nav[data-open="true"] { transform: translateY(0); }
    .nav a { width: 100%; padding: .85rem 0; border-bottom: 1px solid var(--ark-line); }
    .nav__cta { margin: .8rem 0 0; width: auto !important; padding-inline: 1.1rem !important; }
    .hero__grid, .intro-grid, .values-grid, .why-grid, .faq-grid { grid-template-columns: 1fr; }
    .hero h1 { max-width: 100%; }
    .hero__panel { min-height: 420px; }
    .mockup-card--main { min-height: 360px; }
    .floating-card--one { left: .8rem; bottom: 1rem; }
    .floating-card--two { right: .8rem; top: 1rem; }
    .section__head--split { display: block; }
    .text-link { display: inline-block; margin-top: .3rem; }
}

@media (max-width: 680px) {
    .hero__proof, .values-list, .service-grid { grid-template-columns: 1fr; }
    .service-card--featured { grid-column: auto; }
    .hero__panel { display: none; }
    .site-header__logo img { width: 138px; }
    .site-footer__grid { grid-template-columns: 1fr; }
    .final-cta__box { border-radius: 22px; }
}

/* Fase 2 · captación */
.lead-form{display:grid;gap:1rem;margin-top:1.25rem}.lead-form__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}.lead-form input,.lead-form textarea{width:100%;border:1px solid rgba(20,20,20,.14);border-radius:16px;padding:.95rem 1rem;font:inherit;background:#fff}.lead-form textarea{resize:vertical}.lead-form input:focus,.lead-form textarea:focus{outline:none;border-color:#f4c542;box-shadow:0 0 0 4px rgba(244,197,66,.18)}.form-legal{font-size:.85rem;color:var(--ark-graphite);margin:0}.hp-field{display:none!important}.form-panel{margin-top:2rem;background:#fff;border:1px solid rgba(20,20,20,.08);border-radius:28px;padding:1.5rem;box-shadow:0 18px 50px rgba(14,14,15,.06)}.form-panel--dark{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);box-shadow:none}.form-panel--dark input,.form-panel--dark textarea{background:#fff}.notice{border-radius:14px;padding:.8rem 1rem}.notice--ok{background:#ecfdf3;color:#166534}.notice--err{background:#fef2f2;color:#991b1b}@media(max-width:760px){.lead-form__grid{grid-template-columns:1fr}}