/* MCIT Asistencia · sitio general. Tokens del sistema de diseño MCIT. */
:root {
    --mcit-azul: #2C4962;
    --mcit-verde: #7DAF44;
    --azul-profundo: #1D3244;
    --azul-noche: #13222F;
    --verde-texto: #4F7A24;
    --verde-suave: #E8F1DD;
    --surface: #FFFFFF;
    --surface-alt: #F3F6F8;
    --ink: #1C2B38;
    --ink-muted: #5A6B7A;
    --border: #D5DDE3;
    --on-brand: #FFFFFF;
    --on-brand-muted: #B9C8D5;
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 8px;
    --sans: "Montserrat", "Century Gothic", system-ui, sans-serif;
    --max: 1180px;
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --verde-texto: #9CCB66;
        --verde-suave: #24331A;
        --surface: #0F1720;
        --surface-alt: #17222D;
        --ink: #EEF2F5;
        --ink-muted: #A3B1BD;
        --border: #2A3846;
        color-scheme: dark;
    }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--surface); color: var(--ink); font: 400 16px/26px var(--sans); -webkit-text-size-adjust: 100%; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

.eyebrow { font-size: 12px; line-height: 16px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--verde-texto); margin: 0 0 12px; }
h1, h2, h3 { margin: 0; letter-spacing: -.01em; }
h2 { font-size: 30px; line-height: 38px; font-weight: 700; }
h3 { font-size: 18px; line-height: 26px; font-weight: 600; }
@media (min-width: 900px) { h2 { font-size: 38px; line-height: 46px; } }
.lead { font-size: 18px; line-height: 29px; color: var(--ink-muted); margin: 16px 0 0; }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 22px; font: 700 15px/20px var(--sans); border-radius: var(--radius-md); border: 2px solid transparent; text-decoration: none; cursor: pointer; transition: background .15s, border-color .15s; }
.btn-primary { background: var(--mcit-verde); color: var(--azul-noche); }
.btn-primary:hover { background: #8fbf57; }
.btn-light { background: transparent; color: var(--on-brand); border-color: rgba(255,255,255,.45); }
.btn-light:hover { border-color: #fff; background: rgba(255,255,255,.06); }
.btn-dark { background: var(--mcit-azul); color: var(--on-brand); }
.btn-dark:hover { background: var(--azul-profundo); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--border); }
.btn-outline:hover { border-color: var(--ink-muted); }
.btn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid var(--mcit-verde); outline-offset: 2px; }

/* Navegación */
.site-nav { position: sticky; top: 0; z-index: 20; background: var(--azul-noche); border-bottom: 1px solid rgba(255,255,255,.08); }
.site-nav .wrap { display: flex; align-items: center; gap: 24px; min-height: 64px; }
.site-nav .logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--on-brand); flex: none; }
.site-nav .logo img { height: 28px; width: auto; }
.site-nav .logo span { font-weight: 600; font-size: 14px; color: var(--on-brand-muted); padding-left: 10px; border-left: 1px solid rgba(255,255,255,.25); }
.site-nav .links { display: none; gap: 4px; margin-left: 8px; }
.site-nav .links a { color: var(--on-brand-muted); text-decoration: none; font-weight: 600; font-size: 14px; padding: 8px 10px; border-radius: var(--radius-sm); }
.site-nav .links a:hover { color: #fff; background: rgba(255,255,255,.06); }
.site-nav .actions { margin-left: auto; display: flex; gap: 8px; }
.site-nav .actions .btn { min-height: 40px; padding: 8px 14px; font-size: 14px; }
.site-nav .hide-sm { display: none; }
@media (min-width: 960px) { .site-nav .links { display: flex; } .site-nav .hide-sm { display: inline-flex; } }

/* Hero */
.hero { position: relative; overflow: hidden; background: radial-gradient(120% 90% at 85% 20%, #24405A 0%, var(--azul-noche) 60%); color: var(--on-brand); }
.hero .arcs { position: absolute; right: -180px; top: -120px; width: 760px; opacity: .16; pointer-events: none; }
.hero .wrap { position: relative; display: grid; gap: 48px; padding-top: 64px; padding-bottom: 72px; }
@media (min-width: 960px) { .hero .wrap { grid-template-columns: 1.15fr .85fr; align-items: center; padding-top: 88px; padding-bottom: 96px; } }
.hero .eyebrow { color: var(--mcit-verde); }
.hero h1 { font-size: 36px; line-height: 44px; font-weight: 700; }
@media (min-width: 720px) { .hero h1 { font-size: 52px; line-height: 60px; } }
.hero h1 em { font-style: normal; color: var(--mcit-verde); }
.hero .lead { color: var(--on-brand-muted); max-width: 600px; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero .note { margin-top: 20px; font-size: 13px; color: var(--on-brand-muted); }

/* Teléfono de muestra */
.phone { justify-self: center; width: 290px; border-radius: 36px; background: #0A141D; padding: 12px; box-shadow: 0 30px 60px rgba(0,0,0,.35); border: 1px solid rgba(255,255,255,.12); }
.phone .screen { background: #fff; color: #1C2B38; border-radius: 26px; overflow: hidden; }
.phone .bar { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid #D5DDE3; font-size: 13px; font-weight: 700; }
.phone .bar small { font-weight: 600; color: #2C4962; }
.phone .body { padding: 18px; }
.phone .hola { font-size: 10px; font-weight: 600; letter-spacing: .1em; color: #5A6B7A; }
.phone .name { font-weight: 700; font-size: 17px; margin-bottom: 8px; }
.phone .clock { text-align: center; font-size: 42px; line-height: 48px; font-weight: 700; color: #2C4962; font-variant-numeric: tabular-nums; }
.phone .date { text-align: center; font-size: 11px; color: #5A6B7A; margin-bottom: 14px; }
.phone .sel { border: 1px solid #D5DDE3; border-radius: 2px; padding: 9px 10px; font-size: 13px; margin-bottom: 10px; display: flex; justify-content: space-between; }
.phone .go { background: #2C4962; color: #fff; border-radius: 4px; text-align: center; font-weight: 700; padding: 15px; font-size: 15px; display: flex; gap: 8px; justify-content: center; align-items: center; }
.phone .go::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: #7DAF44; }
.phone .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 8px; }
.phone .row2 span { border: 2px solid #2C4962; color: #2C4962; text-align: center; border-radius: 4px; padding: 8px; font-size: 12px; font-weight: 700; }
.phone .gps { display: flex; gap: 6px; align-items: center; font-size: 11px; color: #5A6B7A; margin-top: 12px; }
.phone .gps::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #7DAF44; }

/* Tarjetas destacadas bajo el hero */
.highlights { background: var(--azul-noche); padding-bottom: 56px; }
.highlights .grid { display: grid; gap: 16px; }
@media (min-width: 860px) { .highlights .grid { grid-template-columns: repeat(3, 1fr); } }
.highlight { background: #1A2D3D; border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-lg); padding: 22px; color: var(--on-brand); text-decoration: none; display: block; }
.highlight:hover { border-color: rgba(125,175,68,.6); }
.highlight .tag { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--mcit-verde); }
.highlight h3 { margin-top: 8px; font-size: 17px; line-height: 25px; }
.highlight p { margin: 8px 0 0; font-size: 14px; line-height: 22px; color: var(--on-brand-muted); }

/* Secciones */
section.block { padding: 72px 0; }
@media (min-width: 900px) { section.block { padding: 96px 0; } }
section.alt { background: var(--surface-alt); }
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }

/* Pilares alternos */
.pillar { display: grid; gap: 32px; align-items: center; padding: 40px 0; border-top: 1px solid var(--border); }
.pillar:first-of-type { border-top: 0; padding-top: 0; }
@media (min-width: 900px) { .pillar { grid-template-columns: 1fr 1fr; gap: 64px; } .pillar.rev .visual { order: -1; } }
.pillar .num { font-size: 13px; font-weight: 700; color: var(--verde-texto); letter-spacing: .08em; }
.pillar h3 { font-size: 26px; line-height: 34px; font-weight: 700; margin-top: 6px; }
.pillar ul { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.pillar li { display: flex; gap: 10px; color: var(--ink); }
.pillar li::before { content: ""; flex: none; width: 18px; height: 18px; margin-top: 4px; border-radius: 50%; background: var(--verde-suave) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%234F7A24' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat; }
/* Las columnas de grid no deben crecer más que la pantalla por su contenido (tablas, textos largos). */
.pillar > *, .contact > *, .pricing > *, .closing > *, .hero .wrap > * { min-width: 0; }
.visual { overflow-x: auto; }
.visual { background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
section.alt .visual { background: var(--surface); }

/* Maquetas dentro de los pilares */
.mock-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mock-table th { text-align: left; font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-muted); padding: 8px; border-bottom: 1px solid var(--border); }
.mock-table td { padding: 10px 8px; border-bottom: 1px solid var(--border); }
.mock-table td.n { text-align: right; font-variant-numeric: tabular-nums; }
.chip { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 2px; background: var(--verde-suave); color: var(--verde-texto); }
.chip.warn { background: #FBEDE6; color: #9A3B12; }
.chip.blue { background: transparent; border: 1px solid var(--border); color: var(--ink-muted); }
.mock-mail { font-size: 14px; }
.mock-mail .from { font-size: 12px; color: var(--ink-muted); }
.mock-mail .subject { font-weight: 700; margin: 4px 0 12px; }
.mock-mail .folio { font-size: 28px; font-weight: 700; letter-spacing: .2em; color: var(--mcit-azul); border: 2px dashed var(--border); text-align: center; padding: 12px; border-radius: var(--radius-md); margin: 12px 0; }
@media (prefers-color-scheme: dark) { .mock-mail .folio { color: #8FB0CC; } }

/* Cifras */
.stats-band { background: var(--mcit-azul); color: var(--on-brand); padding: 56px 0; }
.stats-band .grid { display: grid; gap: 28px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 900px) { .stats-band .grid { grid-template-columns: repeat(4, 1fr); } }
.stat strong { display: block; font-size: 34px; line-height: 40px; font-weight: 700; color: var(--mcit-verde); }
.stat span { display: block; margin-top: 6px; font-size: 14px; line-height: 21px; color: #DCE5EC; }
.stats-band .src { margin-top: 28px; font-size: 12px; color: var(--on-brand-muted); }

/* Cuadrícula de capacidades */
.features { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.feature { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; }
.feature .icon { width: 40px; height: 40px; border-radius: var(--radius-md); background: var(--verde-suave); display: grid; place-items: center; margin-bottom: 14px; }
.feature .icon svg { width: 22px; height: 22px; stroke: var(--verde-texto); }
.feature p { margin: 6px 0 0; font-size: 14px; line-height: 22px; color: var(--ink-muted); }

/* Pasos */
.steps { display: grid; gap: 16px; counter-reset: paso; }
@media (min-width: 860px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step { border-top: 3px solid var(--mcit-verde); padding-top: 18px; }
.step::before { counter-increment: paso; content: "0" counter(paso); display: block; font-size: 13px; font-weight: 700; color: var(--verde-texto); margin-bottom: 6px; }
.step p { margin: 6px 0 0; color: var(--ink-muted); font-size: 15px; }

/* Cumplimiento */
.law { width: 100%; border-collapse: collapse; font-size: 15px; }
.law th, .law td { text-align: left; padding: 14px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.law th { font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-muted); }
.law td:first-child { font-weight: 600; white-space: nowrap; }
.law-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); }
.disclaimer { font-size: 13px; line-height: 20px; color: var(--ink-muted); margin-top: 16px; }

/* Precios */
.pricing { display: grid; gap: 24px; align-items: stretch; }
@media (min-width: 900px) { .pricing { grid-template-columns: 1fr 1fr; } }
.price-card { border: 2px solid var(--mcit-azul); border-radius: var(--radius-lg); padding: 28px; background: var(--surface); }
.price-card .amount { font-size: 44px; line-height: 52px; font-weight: 700; color: var(--mcit-azul); margin-top: 8px; }
@media (prefers-color-scheme: dark) { .price-card .amount { color: #8FB0CC; } .price-card { border-color: #8FB0CC; } }
.price-card .unit { color: var(--ink-muted); font-size: 14px; }
.price-card ul { margin: 20px 0 24px; padding: 0; list-style: none; display: grid; gap: 8px; }
.price-card li { display: flex; gap: 10px; font-size: 15px; }
.price-card li::before { content: "✓"; color: var(--verde-texto); font-weight: 700; }

/* Preguntas */
.faq details { border-bottom: 1px solid var(--border); padding: 18px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; color: var(--verde-texto); line-height: 24px; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 12px 0 0; color: var(--ink-muted); }

/* Contacto */
.contact { display: grid; gap: 40px; }
@media (min-width: 900px) { .contact { grid-template-columns: .9fr 1.1fr; } }
.form { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
.form .grid { display: grid; gap: 0 16px; }
@media (min-width: 600px) { .form .grid { grid-template-columns: 1fr 1fr; } }
.form label { display: block; margin-bottom: 14px; font-size: 14px; font-weight: 600; }
.form label.full { grid-column: 1 / -1; }
.form input, .form select, .form textarea { display: block; width: 100%; margin-top: 6px; font: 400 16px/24px var(--sans); color: var(--ink); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px; }
.form textarea { min-height: 110px; resize: vertical; }
.form .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: 13px; line-height: 20px; color: var(--ink-muted); }
.form .check input { width: 18px; height: 18px; margin: 2px 0 0; flex: none; accent-color: var(--mcit-azul); }
.form .hp { position: absolute; left: -9999px; }
.err { color: #9A3B12; font-size: 13px; font-weight: 600; }
.ok-box { background: var(--verde-suave); border: 1px solid var(--mcit-verde); border-radius: var(--radius-md); padding: 16px; }

/* Cierre */
.closing { display: grid; gap: 16px; }
@media (min-width: 860px) { .closing { grid-template-columns: repeat(3, 1fr); } }
.closing .card { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; background: var(--surface); }
.closing .card p { color: var(--ink-muted); font-size: 15px; margin: 8px 0 16px; }
.enter-form { display: flex; gap: 8px; flex-wrap: wrap; }
.enter-form .field { display: flex; align-items: center; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; flex: 1 1 220px; background: var(--surface); }
.enter-form input { border: 0; padding: 10px 12px; font: 400 15px/22px var(--sans); color: var(--ink); background: transparent; width: 100%; min-width: 0; }
.enter-form .suffix { padding: 0 10px; color: var(--ink-muted); font-size: 13px; white-space: nowrap; }

/* Pie */
.site-foot { background: var(--azul-noche); color: var(--on-brand-muted); padding: 48px 0 32px; font-size: 14px; }
.site-foot .grid { display: grid; gap: 32px; }
@media (min-width: 860px) { .site-foot .grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.site-foot img { height: 34px; width: auto; }
.site-foot h4 { color: #fff; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 12px; }
.site-foot a { color: var(--on-brand-muted); text-decoration: none; display: block; padding: 3px 0; }
.site-foot a:hover { color: #fff; }
.site-foot .legal { border-top: 1px solid rgba(255,255,255,.1); margin-top: 32px; padding-top: 20px; display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; font-size: 13px; }

/* Páginas legales */
.legal-page { max-width: 760px; padding: 56px 0 80px; }
.legal-page h1 { font-size: 32px; line-height: 40px; }
.legal-page h2 { font-size: 20px; line-height: 28px; margin-top: 28px; }
.legal-page p, .legal-page li { color: var(--ink); }