/* ============================================================
   Soy Arquitecto Digital · Red Olah
   Design system — estética dashboard de ingeniería (oscura, técnica)
   Tokens según MASTER BRIEF §2
   ============================================================ */

:root {
    --ink: #050B14;
    --ink-soft: #0A1628;
    --panel: #0F1B2E;
    --panel-2: #12233A;
    --blue: #0EA5E9;
    --cyan: #22D3EE;
    --ok: #34D399;
    --bad: #FB7185;
    --white: #F8FAFC;
    --copy: #94A3B8;
    --dim: #64748B;
    --line: rgba(148, 163, 184, .15);
    --line-strong: rgba(148, 163, 184, .28);
    --shadow: 0 28px 80px rgba(0, 0, 0, .38);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    min-width: 320px;
    overflow-x: hidden;
    color: var(--white);
    background: var(--ink);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4 { font-family: 'Montserrat', sans-serif; line-height: 1.08; }
::selection { background: var(--cyan); color: #051018; }
.mono { font-family: 'IBM Plex Mono', monospace; }

.container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.section { position: relative; padding: 132px 0; }
.section-dark { background: var(--ink); }
.section-soft { background: var(--ink-soft); }
.section-grid {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: .55;
    background-image:
        linear-gradient(rgba(14, 165, 233, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14, 165, 233, .04) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
}
.section-grid::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(14, 165, 233, .07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14, 165, 233, .07) 1px, transparent 1px);
    background-size: 240px 240px;
}
.section > .container { position: relative; z-index: 1; }

.noise {
    position: fixed;
    z-index: 9997;
    inset: 0;
    pointer-events: none;
    opacity: .024;
    mix-blend-mode: screen;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor {
    position: fixed;
    z-index: 9999;
    width: 22px;
    height: 22px;
    border: 1px solid rgba(34, 211, 238, .72);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    mix-blend-mode: screen;
    transition: width .25s ease, height .25s ease, background .25s ease, border-color .25s ease;
}
.cursor::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 12px var(--cyan);
    transform: translate(-50%, -50%);
}
.cursor.hover {
    width: 54px;
    height: 54px;
    border-color: rgba(34, 211, 238, .32);
    background: rgba(14, 165, 233, .08);
}
.cursor-dot {
    position: fixed;
    z-index: 10000;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    pointer-events: none;
    background: #fff;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}

/* ---------- Header: barra de comandos flotante ---------- */
.site-header {
    position: fixed;
    z-index: 100;
    top: 18px;
    left: 0;
    right: 0;
}
.nav-shell {
    display: flex;
    align-items: center;
    gap: 24px;
    min-height: 68px;
    padding: 9px 10px 9px 16px;
    border: 1px solid var(--line-strong);
    border-radius: 18px;
    background: rgba(5, 11, 20, .78);
    box-shadow: 0 18px 50px rgba(0, 0, 0, .32), inset 0 1px 0 rgba(255, 255, 255, .06);
    backdrop-filter: blur(24px) saturate(140%);
    -webkit-backdrop-filter: blur(24px) saturate(140%);
}
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-hero {
    display: block;
    width: min(150px, 42%);
    height: auto;
    margin: 0 0 22px;
    opacity: .92;
    filter: drop-shadow(0 0 12px rgba(34, 211, 238, .22));
}
.brand-text { display: grid; line-height: 1.05; }
.brand-name { color: var(--white); font: 800 16px 'Montserrat', sans-serif; letter-spacing: -.01em; white-space: nowrap; }
.brand-sub { color: var(--dim); font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .18em; text-transform: uppercase; }
.nav-center { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    padding: 0 14px;
    color: var(--copy);
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    transition: color .25s ease, background .25s ease;
}
.nav-link:hover, .nav-link.active { color: var(--white); background: rgba(14, 165, 233, .1); }
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 14px;
    right: 14px;
    height: 2px;
    border-radius: 2px;
    background: var(--cyan);
    box-shadow: 0 0 12px rgba(34, 211, 238, .8);
}
.nav-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.availability {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--dim);
    font-size: 11px;
    white-space: nowrap;
}
.availability i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 12px var(--ok); animation: pulse-dot 2.6s ease-in-out infinite; }
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px; color: var(--white); background: rgba(255,255,255,.04); }
.mobile-menu {
    display: none;
    position: fixed;
    z-index: 99;
    top: 98px;
    left: 24px;
    right: 24px;
    padding: 16px;
    border: 1px solid var(--line-strong);
    border-radius: 16px;
    background: rgba(5, 11, 20, .97);
    box-shadow: var(--shadow);
    backdrop-filter: blur(22px);
}
.mobile-menu.open { display: grid; gap: 4px; }
.mobile-menu a { padding: 14px; border-radius: 10px; color: var(--copy); font-weight: 600; }
.mobile-menu a:hover { color: #fff; background: rgba(14,165,233,.1); }

@media (min-width: 981px) {
    .site-header .container {
        width: min(1560px, calc(100% - 40px));
        max-width: 1560px;
    }
}

/* ---------- Tipografía de sección ---------- */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 24px;
    color: var(--cyan);
    font: 500 11px 'IBM Plex Mono', monospace;
    letter-spacing: .13em;
    text-transform: uppercase;
}
.eyebrow::before { content: ''; width: 26px; height: 1px; background: var(--cyan); box-shadow: 0 0 10px rgba(34,211,238,.6); }
.eyebrow.centered { justify-content: center; }
.eyebrow.centered::before { display: none; }
.headline { color: var(--white); font-size: clamp(42px, 6.1vw, 76px); font-weight: 800; letter-spacing: -.055em; }
.headline span { color: var(--cyan); }
.section-heading { max-width: 720px; color: var(--white); font-size: clamp(34px, 4.4vw, 58px); letter-spacing: -.045em; }
.section-heading span { color: var(--cyan); }
.section-lead { max-width: 640px; margin-top: 20px; color: var(--copy); font-size: 18px; }
.micro-label { color: var(--dim); font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .1em; text-transform: uppercase; }

/* ---------- Botones ---------- */
.nav-cta, .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 44px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: 10px;
    color: #051018;
    background: var(--cyan);
    box-shadow: 0 10px 26px rgba(34, 211, 238, .24);
    font-size: 13px;
    font-weight: 700;
    transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
}
.nav-cta:hover, .button:hover { transform: translateY(-3px); box-shadow: 0 16px 32px rgba(34, 211, 238, .36); background: #3fdaf4; }
.button-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 54px;
    padding: 0 22px;
    border: 1px solid var(--line-strong);
    border-radius: 10px;
    color: var(--white);
    background: rgba(14, 165, 233, .06);
    font-size: 14px;
    font-weight: 700;
    transition: background .3s ease, border-color .3s ease, transform .3s ease;
}
.button-outline:hover { border-color: var(--cyan); background: rgba(34, 211, 238, .09); transform: translateY(-3px); }
.button-light { background: #fff; color: #06121F; box-shadow: 0 14px 34px rgba(0,0,0,.2); }
.button-light:hover { background: #e8f8fc; }
.button-sm { min-height: 42px; padding: 0 16px; font-size: 12px; }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 900px;
    display: flex;
    align-items: center;
    padding: 170px 0 104px;
    overflow: hidden;
    background:
        radial-gradient(circle at 72% 22%, rgba(14, 165, 233, .16), transparent 25%),
        radial-gradient(circle at 93% 82%, rgba(34, 211, 238, .1), transparent 27%),
        var(--ink);
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: .5;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(14, 165, 233, .045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14, 165, 233, .045) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: radial-gradient(ellipse at 73% 42%, #000 0%, transparent 67%);
}
.hero::after {
    content: '';
    position: absolute;
    inset: 24px;
    border: 1px solid rgba(14, 165, 233, .11);
    border-radius: 24px;
    pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
.hero-layout { display: grid; grid-template-columns: minmax(0, .92fr) minmax(440px, 1.08fr); align-items: center; gap: 74px; }
.hero-copy { position: relative; z-index: 2; }
.hero-copy .eyebrow { margin-bottom: 28px; }
.hero-copy .headline { max-width: 700px; }
.hero-copy .intro { max-width: 620px; margin-top: 28px; color: var(--copy); font-size: 19px; }
.hero-copy .intro strong { color: var(--white); font-weight: 700; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero-footnote { display: flex; flex-wrap: wrap; gap: 18px 30px; margin-top: 38px; padding-top: 22px; border-top: 1px dashed var(--line-strong); color: var(--dim); font-size: 12px; }
.hero-footnote b { display: block; margin-bottom: 3px; color: var(--white); font: 500 12px 'IBM Plex Mono', monospace; }
.hero-visual { position: relative; min-height: 560px; }
.visual-card {
    position: absolute;
    inset: 22px 0 22px 18px;
    overflow: hidden;
    border: 1px solid var(--line-strong);
    border-radius: 22px;
    background: linear-gradient(145deg, rgba(15, 27, 46, .86), rgba(5, 11, 20, .9));
    box-shadow: 0 35px 90px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
    transform: rotate(1.3deg);
}
.visual-card::before { content: ''; position: absolute; inset: 0; opacity: .45; background-image: linear-gradient(rgba(14,165,233,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(14,165,233,.09) 1px, transparent 1px); background-size: 32px 32px; }
.visual-card::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 48%, transparent 0 20%, rgba(5,11,20,.24) 60%, rgba(5,11,20,.92) 100%); pointer-events: none; }
.visual-header { position: relative; z-index: 2; display: flex; justify-content: space-between; padding: 22px 24px; color: var(--dim); border-bottom: 1px solid var(--line); font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .12em; }
.live-state { display: inline-flex; align-items: center; gap: 7px; color: var(--ok); }
.live-state i { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 12px var(--ok); }
.map { position: absolute; inset: 70px 30px 36px; z-index: 2; }
.map-lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.map-lines line, .map-lines path { fill: none; stroke: rgba(34, 211, 238, .5); stroke-width: 1; stroke-dasharray: 5 7; animation: data-flow 2.6s linear infinite; }
.map-lines path:nth-child(2) { animation-delay: -.8s; }
.map-lines path:nth-child(3) { animation-delay: -1.4s; }
@keyframes data-flow { to { stroke-dashoffset: -24; } }
.map-node { position: absolute; display: grid; min-width: 88px; min-height: 58px; place-items: center; padding: 8px; border: 1px solid var(--line-strong); border-radius: 10px; color: var(--copy); background: rgba(15, 27, 46, .9); box-shadow: 0 12px 26px rgba(0,0,0,.24); font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .06em; text-align: center; }
.map-node::before { content: ''; position: absolute; top: 8px; left: 8px; width: 5px; height: 5px; border-radius: 1px; background: var(--blue); box-shadow: 0 0 10px var(--blue); }
.map-node small { display: block; margin-top: 4px; color: var(--dim); font-size: 8px; }
.node-crm { top: 11%; left: 0; }
.node-web { top: 4%; right: 3%; }
.node-infra { bottom: 7%; left: 4%; }
.node-data { bottom: 3%; right: 0; }
.node-automation { top: 45%; right: -2%; }
.map-core { position: absolute; top: 37%; left: 50%; display: grid; width: 142px; height: 142px; place-items: center; transform: translate(-50%, -50%); border: 1px solid var(--cyan); border-radius: 50%; color: #fff; background: radial-gradient(circle, rgba(14,165,233,.6), rgba(15,27,46,.64) 58%, rgba(15,27,46,.12)); box-shadow: 0 0 0 14px rgba(14,165,233,.05), 0 0 50px rgba(14,165,233,.32); text-align: center; }
.map-core::before { content: ''; position: absolute; inset: -8px; border: 1px dashed rgba(34,211,238,.55); border-radius: 50%; animation: orbit 16s linear infinite; }
.map-core b { display: block; font: 800 23px 'Montserrat', sans-serif; letter-spacing: .08em; }
.map-core span { display: block; margin-top: 5px; color: var(--cyan); font: 500 9px 'IBM Plex Mono', monospace; letter-spacing: .14em; }
@keyframes orbit { to { transform: rotate(360deg); } }
.visual-caption { position: absolute; z-index: 3; bottom: 24px; left: 24px; right: 24px; display: flex; justify-content: space-between; padding-top: 15px; border-top: 1px dashed var(--line-strong); color: var(--dim); font: 500 10px 'IBM Plex Mono', monospace; }
.visual-caption b { color: var(--copy); font-weight: 500; }

/* ---------- Barra de datos ---------- */
.signal-strip { position: relative; z-index: 2; margin-top: -1px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(10, 22, 40, .86); }
.signals { display: grid; grid-template-columns: repeat(4, 1fr); }
.signal { min-height: 110px; display: flex; align-items: center; gap: 16px; padding: 22px 24px; border-right: 1px solid var(--line); }
.signal:last-child { border-right: 0; }
.signal-number { color: var(--white); font: 800 29px 'Montserrat', sans-serif; letter-spacing: -.04em; }
.signal-label { color: var(--copy); font-size: 12px; line-height: 1.35; }

/* ---------- Problema / antes-después ---------- */
.section-top { display: flex; align-items: end; justify-content: space-between; gap: 36px; }
.section-top .section-lead { margin-bottom: 5px; }
.annotation { color: var(--dim); font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .08em; white-space: nowrap; }
.compare-board { display: grid; grid-template-columns: 1fr 90px 1fr; align-items: stretch; gap: 18px; margin-top: 62px; }
.compare-panel { position: relative; min-height: 410px; padding: 28px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: rgba(10, 22, 40, .7); }
.compare-panel.is-old { border-color: rgba(251, 113, 133, .2); }
.compare-panel.is-new { border-color: rgba(52, 211, 153, .24); background: linear-gradient(145deg, rgba(15, 46, 46, .45), rgba(10, 22, 40, .8)); }
.compare-panel h3 { margin-top: 12px; color: var(--white); font-size: 22px; }
.panel-copy { margin-top: 10px; color: var(--copy); font-size: 14px; }
.panel-items { display: grid; gap: 10px; margin-top: 28px; }
.panel-item { display: flex; align-items: center; gap: 11px; min-height: 54px; padding: 0 14px; border: 1px solid var(--line); border-radius: 9px; color: var(--copy); background: rgba(255,255,255,.025); font-size: 13px; }
.panel-item i { width: 7px; height: 7px; flex: 0 0 7px; border-radius: 2px; background: var(--bad); box-shadow: 0 0 10px rgba(251, 113, 133, .4); }
.is-new .panel-item i { background: var(--ok); box-shadow: 0 0 10px rgba(52, 211, 153, .4); }
.compare-arrow { display: grid; align-content: center; justify-items: center; color: var(--cyan); }
.compare-arrow span { width: 58px; height: 58px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; background: rgba(14,165,233,.08); font-size: 24px; box-shadow: 0 0 30px rgba(14,165,233,.16); }
.compare-arrow small { margin-top: 12px; color: var(--dim); font: 500 9px 'IBM Plex Mono', monospace; letter-spacing: .1em; text-align: center; }

/* ---------- Señales ---------- */
.symptoms-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 68px; align-items: start; }
.symptoms-intro { position: sticky; top: 130px; }
.symptoms-intro .section-lead { max-width: 470px; }
.symptoms-list { display: grid; gap: 10px; }
.symptom { display: grid; grid-template-columns: 48px 1fr 22px; gap: 15px; align-items: start; padding: 20px 18px; border: 1px solid var(--line); border-radius: 13px; background: var(--panel); transition: transform .3s ease, border-color .3s ease, background .3s ease; }
.symptom:hover { transform: translateX(6px); border-color: var(--line-strong); background: var(--panel-2); }
.symptom-number { color: var(--cyan); font: 500 11px 'IBM Plex Mono', monospace; }
.symptom h3 { color: var(--white); font-size: 16px; }
.symptom p { margin-top: 6px; color: var(--copy); font-size: 13px; line-height: 1.5; }
.symptom-arrow { color: var(--blue); font-size: 20px; line-height: 1; transition: color .3s ease, transform .3s ease; }
.symptom:hover .symptom-arrow { color: var(--cyan); transform: translate(3px, -3px); }
.benefit-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 70px; border: 1px solid var(--line); border-radius: 15px; overflow: hidden; background: var(--line); }
.benefit { min-height: 166px; padding: 24px; background: var(--ink-soft); }
.benefit strong { display: block; color: var(--white); font-size: 17px; }
.benefit p { margin-top: 9px; color: var(--copy); font-size: 13px; line-height: 1.5; }

/* ---------- Filtro (para quién) ---------- */
.fit-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 72px; align-items: start; }
.fit-statement { position: sticky; top: 130px; }
.fit-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.fit-card { min-height: 168px; padding: 23px; border: 1px solid var(--line); border-radius: 15px; background: var(--panel); transition: transform .3s ease, border-color .3s ease, background .3s ease; }
.fit-card:hover { transform: translateY(-5px); border-color: var(--line-strong); background: var(--panel-2); }
.fit-card i { display: grid; width: 28px; height: 28px; place-items: center; margin-bottom: 16px; border: 1px solid rgba(52,211,153,.3); border-radius: 8px; color: var(--ok); font-style: normal; font-size: 13px; }
.fit-card.is-no i { border-color: rgba(251,113,133,.3); color: var(--bad); }
.fit-card h3 { color: var(--white); font-size: 16px; }
.fit-card p { margin-top: 7px; color: var(--copy); font-size: 13px; line-height: 1.5; }

/* ---------- Red ---------- */
.network-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 54px; align-items: start; }
.network-intro { position: sticky; top: 130px; }
.network-intro .section-lead { max-width: 470px; }
.network-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.network-card { min-height: 190px; padding: 24px; border: 1px solid var(--line); border-radius: 15px; background: var(--panel); transition: transform .35s ease, border-color .35s ease, background .35s ease; }
.network-card:hover { transform: translateY(-6px); border-color: var(--line-strong); background: var(--panel-2); }
.network-card .network-index { color: var(--cyan); font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .12em; }
.network-card h3 { margin-top: 21px; color: var(--white); font-size: 18px; }
.network-card p { margin-top: 8px; color: var(--copy); font-size: 13px; line-height: 1.5; }
.governance { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 22px; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--line); }
.governance-item { min-height: 112px; padding: 19px; background: var(--ink-soft); }
.governance-item b { display: block; color: var(--white); font-size: 13px; }
.governance-item span { display: block; margin-top: 7px; color: var(--copy); font-size: 11px; line-height: 1.4; }

/* ---------- Servicios ---------- */
.service-switcher { display: grid; grid-template-columns: 300px 1fr; gap: 18px; margin-top: 60px; }
.service-tabs { display: grid; align-content: start; gap: 8px; }
.service-tab { position: relative; display: grid; grid-template-columns: 42px 1fr; gap: 12px; align-items: center; padding: 18px; border: 1px solid transparent; border-radius: 13px; color: var(--copy); background: transparent; text-align: left; transition: color .3s ease, border-color .3s ease, background .3s ease; }
.service-tab:hover { color: var(--white); background: rgba(14,165,233,.05); }
.service-tab.active { border-color: var(--line-strong); color: var(--white); background: linear-gradient(135deg, rgba(14,165,233,.18), var(--panel)); }
.service-tab.active::before { content: ''; position: absolute; top: 16px; bottom: 16px; left: -1px; width: 2px; border-radius: 2px; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.tab-number { color: var(--blue); font: 600 13px 'IBM Plex Mono', monospace; }
.service-tab strong { display: block; font-size: 14px; }
.service-tab small { display: block; margin-top: 4px; color: var(--dim); font-size: 11px; }
.service-panel { display: none; position: relative; min-height: 390px; padding: 40px; border: 1px solid var(--line-strong); border-radius: 18px; overflow: hidden; background: linear-gradient(145deg, var(--panel-2), var(--ink-soft)); box-shadow: var(--shadow); }
.service-panel.active { display: block; animation: panel-in .5s ease both; }
@keyframes panel-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.service-panel::before { content: ''; position: absolute; top: 0; right: 0; width: 300px; height: 300px; border-radius: 50%; background: rgba(14,165,233,.15); filter: blur(80px); pointer-events: none; }
.panel-top { position: relative; display: flex; justify-content: space-between; align-items: start; gap: 20px; }
.panel-top h3 { max-width: 500px; color: var(--white); font-size: clamp(26px, 3vw, 40px); letter-spacing: -.04em; }
.panel-price { flex: 0 0 auto; color: var(--cyan); font: 500 12px 'IBM Plex Mono', monospace; text-align: right; }
.panel-price b { display: block; margin-top: 5px; color: var(--white); font: 700 20px 'Montserrat', sans-serif; }
.panel-description { position: relative; max-width: 680px; margin-top: 18px; color: var(--copy); }
.deliverables { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; max-width: 680px; margin-top: 30px; padding-top: 24px; border-top: 1px dashed var(--line-strong); }
.deliverable { display: flex; align-items: start; gap: 10px; color: var(--copy); font-size: 13px; }
.deliverable i { width: 7px; height: 7px; flex: 0 0 7px; margin-top: 7px; border-radius: 2px; background: var(--ok); }
.panel-bottom { position: relative; display: flex; align-items: center; gap: 20px; margin-top: 30px; }
.panel-bottom .micro-label { color: var(--dim); }

/* ---------- Capas ---------- */
.layers-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; align-items: center; }
.layer-stack { position: relative; display: grid; gap: 10px; }
.layer { position: relative; display: grid; grid-template-columns: 82px 1fr auto; align-items: center; gap: 18px; min-height: 96px; padding: 18px 24px; border: 1px solid var(--line); border-radius: 12px; background: linear-gradient(100deg, var(--panel-2), var(--panel)); transition: transform .35s ease, border-color .35s ease; }
.layer:hover { transform: translateX(8px); border-color: var(--line-strong); }
.layer:nth-child(1) { margin-left: 75px; }
.layer:nth-child(2) { margin-left: 50px; }
.layer:nth-child(3) { margin-left: 25px; }
.layer:nth-child(4) { margin-left: 0; }
.layer-label { color: var(--cyan); font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .1em; text-transform: uppercase; }
.layer h3 { color: var(--white); font-size: 17px; }
.layer p { margin-top: 4px; color: var(--copy); font-size: 12px; }
.layer-count { color: var(--dim); font: 500 11px 'IBM Plex Mono', monospace; }
.layer-stack::before { content: ''; position: absolute; top: -22px; bottom: -22px; left: -14px; width: 1px; background: linear-gradient(var(--cyan), transparent 20%, transparent 80%, var(--blue)); opacity: .45; }
.layer-stack::after { content: 'SYSTEM / LAYERS'; position: absolute; top: -42px; left: -14px; color: var(--dim); font: 500 9px 'IBM Plex Mono', monospace; letter-spacing: .14em; writing-mode: vertical-rl; transform: rotate(180deg); }

/* ---------- Proceso ---------- */
.process-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 62px; }
.process-card { position: relative; min-height: 260px; padding: 28px; border: 1px solid var(--line); border-radius: 15px; background: var(--panel); transition: transform .35s ease, border-color .35s ease; }
.process-card:hover { transform: translateY(-7px); border-color: var(--line-strong); }
.process-card:not(:last-child)::after { content: '→'; position: absolute; top: 28px; right: -28px; z-index: 2; color: var(--cyan); font: 500 20px 'IBM Plex Mono', monospace; }
.process-number { display: inline-grid; width: 38px; height: 38px; place-items: center; border: 1px solid var(--line-strong); border-radius: 9px; color: var(--cyan); background: rgba(14,165,233,.08); font: 500 12px 'IBM Plex Mono', monospace; }
.process-card h3 { margin-top: 28px; color: var(--white); font-size: 20px; }
.process-card p { margin-top: 12px; color: var(--copy); font-size: 14px; }
.process-duration { position: absolute; right: 24px; bottom: 25px; color: var(--dim); font: 500 10px 'IBM Plex Mono', monospace; }

/* ---------- Métricas / evidencia ---------- */
.proof-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; margin-top: 60px; }
.proof-quote, .health-card { min-height: 310px; padding: 36px; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(145deg, var(--panel-2), var(--ink-soft)); }
.quote-mark { color: var(--cyan); font: 800 64px/ .65 'Montserrat', sans-serif; }
.proof-quote blockquote { max-width: 640px; margin-top: 22px; color: var(--white); font: 600 clamp(23px, 3vw, 34px)/1.22 'Montserrat', sans-serif; letter-spacing: -.04em; }
.quote-source { display: flex; align-items: center; gap: 12px; margin-top: 30px; color: var(--dim); font-size: 12px; }
.quote-avatar { display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--cyan); background: rgba(14,165,233,.12); font: 600 10px 'IBM Plex Mono', monospace; }
.health-card { position: relative; overflow: hidden; }
.health-head { display: flex; justify-content: space-between; color: var(--dim); font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .12em; }
.health-title { margin-top: 24px; color: var(--white); font-size: 20px; }
.responsibility-list { display: grid; gap: 10px; margin-top: 28px; }
.responsibility-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 13px 0; border-bottom: 1px dashed var(--line); color: var(--copy); font-size: 13px; }
.responsibility-row:first-child { border-top: 1px dashed var(--line); }
.responsibility-row b { color: var(--cyan); font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .05em; text-transform: uppercase; text-align: right; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 58px; }
.metric { padding: 28px 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.metric strong { display: block; color: var(--white); font: 800 clamp(30px, 4vw, 48px) 'Montserrat', sans-serif; letter-spacing: -.06em; }
.metric span { display: block; margin-top: 11px; color: var(--copy); font-size: 13px; line-height: 1.45; }

/* ---------- Arquitecto ---------- */
.about-layout { display: grid; grid-template-columns: 320px 1fr; gap: 72px; align-items: center; }
.avatar-frame { position: relative; padding: 14px; border: 1px solid var(--line-strong); border-radius: 18px; background: rgba(14,165,233,.05); }
.avatar-frame::before, .avatar-frame::after { content: ''; position: absolute; width: 34px; height: 34px; border-color: var(--cyan); }
.avatar-frame::before { top: -1px; left: -1px; border-top: 2px solid; border-left: 2px solid; }
.avatar-frame::after { right: -1px; bottom: -1px; border-right: 2px solid; border-bottom: 2px solid; }
.avatar { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; object-position: center; border-radius: 12px; background: #0F1B2E; box-shadow: inset 0 1px 0 rgba(255,255,255,.14), 0 28px 60px rgba(0,0,0,.35); }
.about-copy h2 { color: var(--white); font-size: clamp(31px, 4vw, 50px); letter-spacing: -.045em; }
.about-role { margin-top: 9px; color: var(--cyan); font: 500 13px 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; }
.about-copy p { max-width: 680px; margin-top: 18px; color: var(--copy); }
.about-copy p strong { color: var(--white); }
.about-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- FAQ ---------- */
.faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 72px; align-items: start; }
.faq-intro { position: sticky; top: 130px; }
.faq-list { display: grid; gap: 9px; }
.faq-item { border: 1px solid var(--line); border-radius: 12px; background: var(--panel); overflow: hidden; }
.faq-question { display: flex; align-items: center; justify-content: space-between; gap: 20px; width: 100%; padding: 22px; border: 0; color: var(--white); background: transparent; text-align: left; font-weight: 700; }
.faq-question:hover { color: var(--cyan); }
.faq-icon { display: grid; width: 26px; height: 26px; flex: 0 0 26px; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; color: var(--cyan); font-weight: 400; transition: transform .3s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s ease; }
.faq-answer > div { overflow: hidden; }
.faq-answer p { padding: 0 22px 22px; color: var(--copy); font-size: 14px; }
.faq-item.open .faq-answer { grid-template-rows: 1fr; }

/* ---------- Conversión final ---------- */
.conversion { overflow: hidden; background: linear-gradient(135deg, #083344 0%, #0E7490 48%, #155E75 100%); }
.conversion::before { content: ''; position: absolute; inset: 0; opacity: .16; background-image: linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px); background-size: 46px 46px; mask-image: linear-gradient(to bottom, transparent, #000 20%, #000 80%, transparent); }
.conversion-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 72px; align-items: center; }
.conversion-copy h2 { color: #fff; font-size: clamp(36px, 5vw, 64px); letter-spacing: -.06em; }
.conversion-copy p { max-width: 490px; margin-top: 20px; color: rgba(255,255,255,.85); }
.conversion-note { display: flex; align-items: center; gap: 10px; margin-top: 24px; color: rgba(255,255,255,.75); font-size: 12px; }
.conversion-note i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.contact-card { padding: 30px; border: 1px solid rgba(255,255,255,.22); border-radius: 18px; background: rgba(5, 16, 33, .5); box-shadow: 0 24px 60px rgba(0,0,0,.2); backdrop-filter: blur(14px); }
.contact-card h3 { color: #fff; font-size: 21px; }
.contact-card > p { margin-top: 7px; color: rgba(255,255,255,.7); font-size: 13px; }
.contact-form { display: grid; gap: 12px; margin-top: 22px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: grid; gap: 6px; }
.field label { color: rgba(255,255,255,.72); font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; }
.field input, .field select, .field textarea { width: 100%; border: 1px solid rgba(255,255,255,.18); border-radius: 9px; outline: 0; color: #fff; background: rgba(0,0,0,.18); padding: 12px 13px; font-size: 14px; transition: border-color .25s ease, background .25s ease; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: rgba(255,255,255,.65); background: rgba(0,0,0,.28); }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #fff 50%), linear-gradient(135deg, #fff 50%, transparent 50%); background-position: calc(100% - 17px) 17px, calc(100% - 12px) 17px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.field textarea { min-height: 90px; resize: vertical; }
.form-actions { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-top: 3px; }
.form-buttons { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 10px; }
.form-buttons .button-outline { min-height: 46px; padding: 0 15px; font-size: 12px; }
.form-buttons .button { min-height: 46px; }
.form-status { min-height: 20px; color: var(--ok); font-size: 12px; }
.contact-card .button { background: #fff; color: #0E7490; box-shadow: none; }
.contact-card .button:hover { background: #e8f8fc; }

/* ---------- Footer ---------- */
footer { position: relative; padding: 66px 0 34px; border-top: 1px solid var(--line); background: #04080F; }
.footer-layout { display: grid; grid-template-columns: 1.2fr .8fr .8fr .9fr; gap: 48px; }
.footer-brand p { max-width: 270px; margin-top: 15px; color: var(--copy); font-size: 14px; }
.footer-heading { color: var(--white); font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .1em; text-transform: uppercase; }
.footer-column { display: grid; align-content: start; gap: 12px; }
.footer-column a { color: var(--copy); font-size: 14px; transition: color .2s ease; }
.footer-column a:hover { color: var(--cyan); }
.footer-contact { color: var(--white); font-size: 18px; font-weight: 700; }
.footer-location { color: var(--copy); font-size: 13px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 54px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--dim); font-size: 12px; }
.footer-bottom-links { display: flex; gap: 18px; }
.footer-tagline { margin-top: 10px; color: var(--cyan); font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .04em; }

/* ---------- Páginas internas: cabecera ---------- */
.page-hero {
    position: relative;
    padding: 176px 0 84px;
    overflow: hidden;
    background:
        radial-gradient(circle at 78% 18%, rgba(14, 165, 233, .14), transparent 30%),
        radial-gradient(circle at 12% 90%, rgba(34, 211, 238, .08), transparent 28%),
        var(--ink);
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: .5;
    background-image: linear-gradient(rgba(14,165,233,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(14,165,233,.045) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: radial-gradient(ellipse at 70% 30%, #000 0%, transparent 70%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { margin-top: 4px; color: var(--white); font-size: clamp(40px, 6vw, 72px); letter-spacing: -.05em; max-width: 820px; }
.page-hero h1 span { color: var(--cyan); }
.page-hero .lead { max-width: 640px; margin-top: 22px; color: var(--copy); font-size: 19px; }
.page-hero .lead strong { color: var(--white); }
.page-hero-meta { display: flex; flex-wrap: wrap; gap: 18px 34px; margin-top: 34px; color: var(--dim); font-size: 12px; }
.page-hero-meta b { display: block; color: var(--white); font: 500 12px 'IBM Plex Mono', monospace; }

/* ---------- Páginas internas: bloques de contenido ---------- */
.content-block { display: grid; grid-template-columns: .72fr 1.28fr; gap: 72px; align-items: start; }
.content-block .sticky { position: sticky; top: 130px; }
.content-block h2 { color: var(--white); font-size: clamp(28px, 3.4vw, 44px); letter-spacing: -.04em; }
.content-block h2 span { color: var(--cyan); }
.content-block .section-lead { max-width: 460px; }
.value-list { display: grid; gap: 10px; }
.value-row { display: grid; grid-template-columns: 48px 1fr; gap: 15px; padding: 20px 18px; border: 1px solid var(--line); border-radius: 13px; background: var(--panel); }
.value-row .value-number { color: var(--cyan); font: 500 11px 'IBM Plex Mono', monospace; }
.value-row h3 { color: var(--white); font-size: 16px; }
.value-row p { margin-top: 6px; color: var(--copy); font-size: 13px; line-height: 1.5; }

/* ---------- Blog ---------- */
.blog-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: start; }
.blog-feed { display: grid; gap: 14px; }
.blog-empty { padding: 56px 40px; border: 1px dashed var(--line-strong); border-radius: 18px; background: var(--panel); text-align: center; }
.blog-empty h3 { color: var(--white); font-size: 22px; }
.blog-empty p { margin: 12px auto 0; max-width: 460px; color: var(--copy); font-size: 15px; }
.blog-categories { display: grid; gap: 8px; position: sticky; top: 130px; }
.category-chip { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border: 1px solid var(--line); border-radius: 11px; color: var(--copy); background: var(--panel); font-size: 13px; font-weight: 600; transition: border-color .25s ease, color .25s ease, background .25s ease; }
.category-chip:hover { border-color: var(--line-strong); color: var(--white); background: var(--panel-2); }
.category-chip span:last-child { color: var(--cyan); font: 500 11px 'IBM Plex Mono', monospace; }

/* ---------- Tarjetas de post (blog + teaser) ---------- */
.post-meta { color: var(--cyan); }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.post-card { display: grid; align-content: start; gap: 10px; padding: 26px; border: 1px solid var(--line); border-radius: 15px; background: var(--panel); transition: transform .3s ease, border-color .3s ease; }
.post-card:hover { transform: translateY(-5px); border-color: var(--line-strong); }
.post-card .post-meta { font: 500 11px 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; }
.post-card h3 { color: var(--white); font-size: 20px; line-height: 1.2; }
.post-card h3 a { color: inherit; }
.post-card p { color: var(--copy); font-size: 14px; line-height: 1.5; }
.post-card .post-more { color: var(--cyan); font-size: 13px; font-weight: 700; }
@media (max-width: 980px) { .post-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .post-grid { grid-template-columns: 1fr; } }

/* ---------- Landing /auditoria ---------- */
.audit-hero { position: relative; padding: 170px 0 64px; text-align: center; overflow: hidden; background: radial-gradient(circle at 50% -10%, rgba(14,165,233,.2), transparent 45%), var(--ink); }
.audit-hero::before { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5; background-image: linear-gradient(rgba(14,165,233,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(14,165,233,.05) 1px, transparent 1px); background-size: 50px 50px; mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%); }
.audit-hero .container { position: relative; z-index: 1; }
.audit-hero .eyebrow { justify-content: center; }
.audit-hero .eyebrow::before { display: none; }
.audit-hero h1 { margin: 0 auto; color: var(--white); font-size: clamp(40px, 6.4vw, 76px); letter-spacing: -.055em; max-width: 860px; }
.audit-hero h1 span { color: var(--cyan); }
.audit-hero .lead { max-width: 640px; margin: 24px auto 0; color: var(--copy); font-size: 19px; }
.audit-hero .lead strong { color: var(--white); }
.audit-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 36px; }
.audit-deliverables { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 56px; text-align: left; }
.audit-deliverable { padding: 28px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); }
.audit-deliverable .num { color: var(--cyan); font: 600 13px 'IBM Plex Mono', monospace; }
.audit-deliverable h3 { margin-top: 18px; color: var(--white); font-size: 19px; }
.audit-deliverable p { margin-top: 9px; color: var(--copy); font-size: 14px; }
.audit-fit { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.audit-fit-card { padding: 28px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); }
.audit-fit-card h3 { color: var(--white); font-size: 18px; }
.audit-fit-card ul { list-style: none; margin-top: 16px; display: grid; gap: 10px; }
.audit-fit-card li { display: flex; align-items: start; gap: 10px; color: var(--copy); font-size: 14px; }
.audit-fit-card li i { width: 7px; height: 7px; flex: 0 0 7px; margin-top: 8px; border-radius: 2px; background: var(--ok); }
.audit-fit-card.is-no li i { background: var(--bad); }
.audit-sticky-cta { position: sticky; bottom: 0; z-index: 50; padding: 18px 0; border-top: 1px solid var(--line); background: rgba(5, 11, 20, .92); backdrop-filter: blur(18px); }
.audit-sticky-cta .container { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }
.audit-sticky-cta p { color: var(--copy); font-size: 14px; }

/* ---------- Páginas legales ---------- */
.legal-main { padding: 64px 0 96px; }
.legal-card { padding: 48px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); }
.legal-card section { margin-bottom: 40px; }
.legal-card section:last-child { margin-bottom: 0; }
.legal-card h2 { font-size: 22px; font-weight: 700; color: var(--cyan); margin-bottom: 12px; }
.legal-card p { color: var(--copy); }
.legal-card p + p { margin-top: 12px; }
.legal-card ul { list-style: disc; padding-left: 22px; color: var(--copy); margin: 12px 0; }
.legal-card ul li { margin-bottom: 8px; }
.legal-card strong { color: var(--white); }
.legal-card a { color: var(--cyan); }
.legal-card a:hover { text-decoration: underline; }

/* ---------- Barra de progreso ---------- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    z-index: 1000;
    background: linear-gradient(90deg, var(--blue), var(--cyan));
    transform-origin: 0 50%;
    transform: scaleX(0);
    pointer-events: none;
    box-shadow: 0 0 10px rgba(34, 211, 238, .5);
}
@keyframes pulse-dot { 0%, 100% { box-shadow: 0 0 12px var(--ok); } 50% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); } }

/* ---------- Reveal / interacciones ---------- */
html.js .reveal { opacity: 0; transform: translateY(25px); transition: opacity .75s ease, transform .75s cubic-bezier(.16,1,.3,1); }
html.js .reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    html.js .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
    .availability { display: none; }
    .hero-layout { grid-template-columns: 1fr; gap: 48px; }
    .hero-visual { min-height: 480px; max-width: 720px; width: 100%; }
    .fit-layout, .layers-layout, .faq-layout, .conversion-layout, .symptoms-layout, .content-block { grid-template-columns: 1fr; gap: 45px; }
    .fit-statement, .faq-intro, .network-intro, .symptoms-intro, .content-block .sticky, .blog-categories { position: static; }
    .service-switcher { grid-template-columns: 230px 1fr; }
    .blog-layout { grid-template-columns: 1fr; }
}
@media (max-width: 980px) {
    .site-header .container { width: min(100% - 32px, 1416px); max-width: none; }
    .nav-center { display: none; }
    .nav-right .nav-cta { display: none; }
    .menu-toggle { display: grid; place-items: center; }
    .signals { grid-template-columns: 1fr 1fr; }
    .signal:nth-child(2) { border-right: 0; }
    .signal:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
    .compare-board { grid-template-columns: 1fr; gap: 14px; }
    .compare-arrow { transform: rotate(90deg); min-height: 70px; }
    .compare-panel { min-height: 0; }
    .process-track { grid-template-columns: 1fr 1fr; }
    .process-card:not(:last-child)::after { display: none; }
    .metric-grid { grid-template-columns: 1fr 1fr; }
    .footer-layout { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .audit-deliverables { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
    body { font-size: 16px; }
    .container { width: min(100% - 32px, 1180px); }
    .section { padding: 90px 0; }
    .site-header { top: 10px; }
    .site-header .container { width: calc(100% - 32px); }
    .nav-shell { min-height: 60px; padding: 8px 8px 8px 12px; border-radius: 15px; }
    .nav-right { margin-left: auto; }
    .brand-name { font-size: 14px; }
    .brand-sub { font-size: 9px; }
    .mobile-menu { top: 80px; left: 16px; right: 16px; }
    .hero { min-height: auto; padding: 136px 0 80px; }
    .hero::after { inset: 10px; border-radius: 16px; }
    .hero-layout { gap: 35px; }
    .hero-copy .intro { font-size: 17px; }
    .hero-actions, .about-links, .audit-cta { flex-direction: column; align-items: stretch; }
    .button, .button-outline { width: 100%; }
    .hero-footnote { gap: 15px; }
    .hero-visual { min-height: 405px; }
    .visual-card { inset: 10px 0 10px 0; }
    .map { inset: 70px 15px 35px; transform: scale(.9); transform-origin: center; }
    .map-node { min-width: 72px; min-height: 50px; font-size: 8px; }
    .map-core { width: 118px; height: 118px; }
    .signals { grid-template-columns: 1fr 1fr; }
    .signal { min-height: 94px; padding: 17px 14px; gap: 9px; }
    .signal-number { font-size: 22px; }
    .signal-label { font-size: 10px; }
    .section-top { display: block; }
    .annotation { display: block; margin-top: 18px; }
    .fit-list, .deliverables, .form-grid, .network-grid { grid-template-columns: 1fr; }
    .benefit-strip { grid-template-columns: 1fr 1fr; }
    .service-switcher { grid-template-columns: 1fr; }
    .service-tabs { grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
    .service-tab { display: block; padding: 13px 10px; text-align: center; }
    .service-tab.active::before { top: auto; right: 12px; bottom: -1px; left: 12px; width: auto; height: 2px; }
    .service-tab small { display: none; }
    .tab-number { display: block; margin-bottom: 5px; }
    .service-tab strong { font-size: 11px; line-height: 1.2; }
    .service-panel { min-height: 0; padding: 25px 20px; }
    .panel-top { display: block; }
    .panel-price { margin-top: 15px; text-align: left; }
    .process-track, .metric-grid { grid-template-columns: 1fr; }
    .layer { grid-template-columns: 66px 1fr; }
    .layer-count { display: none; }
    .layer:nth-child(1), .layer:nth-child(2), .layer:nth-child(3), .layer:nth-child(4) { margin-left: 0; }
    .governance { grid-template-columns: 1fr 1fr; }
    .proof-layout { grid-template-columns: 1fr; }
    .proof-quote, .health-card { padding: 26px 22px; }
    .about-layout { grid-template-columns: 1fr; }
    .avatar-frame { width: min(280px, 100%); }
    .conversion-layout { gap: 32px; }
    .contact-card { padding: 22px 18px; }
    .form-actions { align-items: stretch; flex-direction: column; }
    .footer-layout { grid-template-columns: 1fr; gap: 32px; }
    .footer-brand { grid-column: auto; }
    .footer-bottom { display: block; }
    .footer-bottom-links { margin-top: 14px; }
    .page-hero { padding: 140px 0 64px; }
    .audit-hero { padding: 140px 0 48px; }
    .audit-fit { grid-template-columns: 1fr; }
    .legal-card { padding: 28px 22px; }
}