/* ==========================================================================
   TIKI — Consultora de inteligencia artificial
   Sistema visual: negro absoluto, tinta cálida y una única señal naranja.
   Tipografía: Geist (texto/display) · Instrument Serif (acentos) · Geist Mono (datos)
   ========================================================================== */

:root {
  --bg: #000;
  --bg-1: #060606;
  --bg-2: #0b0b0b;
  --bg-3: #111;
  --ink: #f5f5f2;
  --ink-2: rgba(245, 245, 242, .72);
  --ink-3: rgba(245, 245, 242, .54);
  --ink-4: rgba(245, 245, 242, .22);
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .18);
  --accent: #ff5a1f;
  --accent-2: #ff7b47;
  --accent-soft: rgba(255, 90, 31, .14);
  --accent-glow: rgba(255, 90, 31, .45);

  --f-sans: 'Geist', 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --f-serif: 'Instrument Serif', 'Times New Roman', Georgia, serif;
  --f-mono: 'Geist Mono', ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;

  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-xl: 30px;
  --container: 1320px;
  --gutter: clamp(20px, 4vw, 48px);
  --nav-h: 76px;
  --intro-delay: 1.75s;
  --sec-pad: clamp(96px, 12vw, 172px);
  interpolate-size: allow-keywords;
}
.no-intro, .no-js { --intro-delay: .12s; }

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 90px; background: var(--bg); color-scheme: dark; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--f-sans); font-size: 16px; line-height: 1.6; font-weight: 400;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, dl, dd, blockquote, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
em { font-style: normal; }
input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--accent); color: #000; }
[hidden] { display: none !important; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.btn:focus-visible { border-radius: 999px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ic { width: 1.1em; height: 1.1em; flex: none; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.skip { position: fixed; left: 16px; top: -60px; z-index: 1001; background: var(--accent); color: #000; padding: 10px 16px; border-radius: 999px; font-weight: 500; transition: top .2s; }
.skip:focus { top: 16px; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding-inline: var(--gutter); }

/* ---------- Tipografía compartida ---------- */
.eyebrow {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3);
}
.eyebrow-sq { width: 7px; height: 7px; background: var(--accent); flex: none; box-shadow: 0 0 12px var(--accent-glow); }

.sec-title {
  font-size: clamp(2.4rem, 5.3vw, 5rem); line-height: .98; letter-spacing: -.045em; font-weight: 500;
  text-wrap: balance;
}
.sec-title em, .band-title em, .final-title em, .hero-title em {
  font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: -.015em;
}
.sec-title em { color: var(--ink-3); font-size: 1.06em; }
.sec-lead { font-size: clamp(1.02rem, 1.25vw, 1.16rem); line-height: 1.62; color: var(--ink-2); max-width: 56ch; text-wrap: pretty; }

.sec-head { display: grid; gap: 22px; }
.sec-head-split { grid-template-columns: 1.15fr 1fr; align-items: end; gap: 28px 64px; }
.sec-head-split > div { display: grid; gap: 22px; justify-items: start; }

.source { margin-top: 28px; font-size: 12.5px; line-height: 1.6; color: var(--ink-3); max-width: 92ch; }
.source em { font-style: italic; }

.u-link { color: var(--ink); background: linear-gradient(var(--accent), var(--accent)) 0 100% / 100% 1px no-repeat; transition: color .2s, background-size .3s var(--ease); }
.u-link:hover { color: var(--accent); }

/* ---------- Botones ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 52px; padding: 0 24px; border-radius: 999px; border: 1px solid transparent;
  font-size: 15px; font-weight: 500; letter-spacing: -.01em; white-space: nowrap; cursor: pointer;
  transition: background-color .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), box-shadow .3s var(--ease), transform .35s var(--ease);
  will-change: transform;
}
.btn .ic { transition: transform .35s var(--ease); }
.btn:hover .ic { transform: translateX(3px); }
.btn:hover .ic-play { transform: scale(1.12); }
.btn-light { background: var(--ink); color: #000; }
.btn-light:hover { background: var(--accent); box-shadow: 0 10px 40px -8px var(--accent-glow); }
.btn-accent { background: var(--accent); color: #000; }
.btn-accent:hover { background: var(--ink); box-shadow: 0 10px 40px -10px rgba(255, 255, 255, .45); }
.btn-ghost { border-color: var(--line-2); background: rgba(255, 255, 255, .02); color: var(--ink); }
.btn-ghost:hover { border-color: rgba(255, 255, 255, .5); background: rgba(255, 255, 255, .06); }
.btn-sm { height: 42px; padding: 0 18px; font-size: 14px; }
.btn-lg { height: 60px; padding: 0 30px; font-size: 16px; }
.btn[disabled] { opacity: .6; pointer-events: none; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 28px;
  font-weight: 500; color: var(--ink); padding-bottom: 4px;
  background: linear-gradient(var(--accent), var(--accent)) 0 100% / 100% 1px no-repeat;
  transition: color .2s, gap .3s var(--ease);
}
.link-arrow:hover { color: var(--accent); gap: 12px; }

.chip {
  display: inline-flex; align-items: center; height: 30px; padding: 0 12px; border-radius: 999px;
  font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--line-2); color: var(--ink-2);
}
.chip-accent { border-color: rgba(255, 90, 31, .45); color: var(--accent); background: var(--accent-soft); }

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.tags li {
  font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .09em; text-transform: uppercase; color: var(--ink-3);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 11px;
}

.checks { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; margin-top: 28px; }
.checks li { display: flex; gap: 10px; font-size: 15px; line-height: 1.45; color: var(--ink-2); }
.checks .ic { color: var(--accent); margin-top: 2px; }

/* ==========================================================================
   Intro
   ========================================================================== */
.intro {
  position: fixed; inset: 0; z-index: 1000; background: #000;
  display: grid; place-items: center;
  animation: introOut .95s var(--ease-io) 1.3s forwards;
}
.no-js .intro, .no-intro .intro, .intro-done .intro { display: none; }
.intro-core { display: flex; align-items: center; gap: 18px; }
.intro-mark { width: 64px; height: 64px; fill: none; stroke: var(--accent); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.intro-mark path { stroke-dasharray: 40; stroke-dashoffset: 40; animation: draw 1s var(--ease) .1s forwards; filter: drop-shadow(0 0 8px var(--accent-glow)); }
.intro-word { display: flex; font-size: 64px; font-weight: 600; letter-spacing: .02em; overflow: hidden; line-height: 1; }
.intro-word span { display: block; transform: translateY(105%); animation: rise .8s var(--ease) forwards; }
.intro-word span:nth-child(2) { animation-delay: .06s; }
.intro-word span:nth-child(3) { animation-delay: .12s; }
.intro-word span:nth-child(4) { animation-delay: .18s; }
.intro-meta {
  position: absolute; left: var(--gutter); right: var(--gutter); bottom: 32px;
  display: flex; justify-content: space-between; font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3);
}
.intro-count { color: var(--ink); font-variant-numeric: tabular-nums; }
@keyframes introOut { to { clip-path: inset(0 0 100% 0); visibility: hidden; pointer-events: none; } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes rise { to { transform: none; } }

/* ==========================================================================
   Progreso, navegación, menú y HUD
   ========================================================================== */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 200; pointer-events: none; }
.progress span { display: block; height: 100%; background: var(--accent); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); box-shadow: 0 0 12px var(--accent-glow); }

.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: calc(env(safe-area-inset-top, 0px) + 14px) var(--gutter) 0;
  transition: transform .5s var(--ease);
}
.nav.is-hidden { transform: translateY(-130%); }
.nav-inner {
  max-width: calc(var(--container) - 2 * var(--gutter) + 24px); margin: 0 auto;
  display: flex; align-items: center; gap: 24px; height: 62px; padding: 0 10px 0 16px;
  border-radius: 999px; border: 1px solid transparent;
  transition: background-color .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s;
}
.nav.is-scrolled .nav-inner {
  background: rgba(12, 12, 12, .62); border-color: var(--line);
  -webkit-backdrop-filter: blur(18px) saturate(140%); backdrop-filter: blur(18px) saturate(140%);
}
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center;
  border: 1px solid var(--line-2); background: linear-gradient(180deg, #161616, #070707);
  transition: border-color .3s, box-shadow .3s;
}
.brand-mark svg { width: 20px; height: 20px; fill: none; stroke: var(--ink); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.brand-mark path { stroke-dasharray: 40; stroke-dashoffset: 0; transition: stroke .3s; }
.brand:hover .brand-mark { border-color: var(--accent); box-shadow: 0 0 20px -4px var(--accent-glow); }
.brand:hover .brand-mark path { stroke: var(--accent); animation: redraw 1s var(--ease); }
@keyframes redraw { from { stroke-dashoffset: 40; } to { stroke-dashoffset: 0; } }
.brand-text { display: grid; line-height: 1.05; }
.brand-text b { font-size: 17px; font-weight: 600; letter-spacing: .08em; }
.brand-text small { font-family: var(--f-mono); font-size: 9.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); margin-top: 3px; }

.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a {
  position: relative; padding: 8px 12px; border-radius: 999px; font-size: 14px; color: var(--ink-2);
  transition: color .2s, background-color .2s;
}
.nav-links a:hover { color: var(--ink); background: rgba(255, 255, 255, .05); }
.nav-links a.is-active { color: var(--ink); }
.nav-links a.is-active::after {
  content: ''; position: absolute; left: 50%; bottom: 1px; width: 4px; height: 4px; margin-left: -2px; border-radius: 50%; background: var(--accent);
}
.nav-cta { margin-left: 8px; }

.burger { display: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); position: relative; margin-left: 8px; }
.burger span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: var(--ink); transition: transform .4s var(--ease), top .4s var(--ease); }
.burger span:first-child { top: 17px; }
.burger span:last-child { top: 25px; }
.burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: 90; background: rgba(0, 0, 0, .96);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: calc(env(safe-area-inset-top, 0px) + 110px) var(--gutter) calc(env(safe-area-inset-bottom, 0px) + 32px);
  opacity: 0; transition: opacity .4s var(--ease);
}
.menu.open { opacity: 1; }
.menu-links { display: grid; }
.menu-links a {
  display: flex; align-items: baseline; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--line);
  font-size: clamp(2rem, 8.5vw, 3.6rem); font-weight: 500; letter-spacing: -.04em; line-height: 1.1;
  opacity: 0; transform: translateY(20px); transition: opacity .5s var(--ease), transform .6s var(--ease), color .2s;
}
.menu.open .menu-links a { opacity: 1; transform: none; }
.menu-links a:nth-child(2) { transition-delay: .04s; } .menu-links a:nth-child(3) { transition-delay: .08s; }
.menu-links a:nth-child(4) { transition-delay: .12s; } .menu-links a:nth-child(5) { transition-delay: .16s; }
.menu-links a:nth-child(6) { transition-delay: .2s; } .menu-links a:nth-child(7) { transition-delay: .24s; }
.menu-links a:hover { color: var(--accent); }
.menu-links i { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; color: var(--accent); font-style: normal; }
.menu-foot { display: grid; gap: 18px; justify-items: start; margin-top: 32px; }
.menu-mail { font-family: var(--f-mono); font-size: 13px; color: var(--ink-2); }

.hud {
  position: fixed; left: 14px; bottom: 28px; z-index: 50; display: none; align-items: center; gap: 10px;
  writing-mode: vertical-rl; transform: rotate(180deg) translateY(-8px);
  font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3);
  opacity: 0; transition: opacity .5s var(--ease), transform .5s var(--ease);
  pointer-events: none;
}
.hud.show { opacity: 1; transform: rotate(180deg); }
.hud-dot { width: 6px; height: 6px; background: var(--accent); }
.hud-num { color: var(--ink); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: calc(var(--nav-h) + 90px) 0 26px;
  background:
    radial-gradient(1100px 620px at 78% 78%, rgba(255, 90, 31, .13), transparent 62%),
    radial-gradient(900px 600px at 12% 0%, rgba(255, 255, 255, .06), transparent 60%),
    #000;
}
.hero-field { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.hero-fallback {
  position: absolute; inset: 0; width: 100%; height: 100%; z-index: -3;
  fill: none; stroke: var(--accent); stroke-width: 1.5; opacity: .5; transition: opacity 1.2s var(--ease);
  filter: drop-shadow(0 0 10px var(--accent-glow));
}
.hero-fallback path { vector-effect: non-scaling-stroke; }
.field-on .hero-fallback { opacity: 0; }
.hero-scrim {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, .72) 0%, rgba(0, 0, 0, .3) 48%, rgba(0, 0, 0, 0) 72%),
    linear-gradient(0deg, #000 0%, rgba(0, 0, 0, 0) 26%),
    linear-gradient(180deg, rgba(0, 0, 0, .7) 0%, rgba(0, 0, 0, 0) 22%);
}
.grid-lines {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(to right, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 25%, #000 70%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 25%, #000 70%, transparent);
}

.hero-inner { position: relative; }
.pill {
  display: inline-flex; align-items: center; gap: 12px; padding: 6px 16px 6px 6px; border-radius: 999px;
  border: 1px solid var(--line-2); background: rgba(10, 10, 10, .55);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  font-size: 13.5px; color: var(--ink-2);
}
.pill-tag { font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .06em; background: var(--ink); color: #000; border-radius: 999px; padding: 3px 10px; font-weight: 500; }
.pill-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 var(--accent-glow); animation: ping 2.4s var(--ease) infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(255, 90, 31, .6); } 80%, 100% { box-shadow: 0 0 0 10px rgba(255, 90, 31, 0); } }

.hero-title {
  margin-top: 34px;
  font-size: clamp(2.8rem, 7.1vw, 7.4rem); line-height: .93; letter-spacing: -.05em; font-weight: 500;
}
.hero-title .line { display: block; overflow: hidden; padding-bottom: .07em; margin-bottom: -.07em; }
.hero-title .line > span {
  display: block; transform: translate3d(0, 108%, 0);
  animation: lineUp 1.15s var(--ease) forwards; animation-delay: calc(var(--intro-delay) + var(--d) * .09s);
}
.hero-title em {
  color: var(--accent); font-size: 1.08em; letter-spacing: -.02em; padding-right: .05em;
  text-shadow: 0 0 60px rgba(255, 90, 31, .35);
}
@keyframes lineUp { to { transform: none; } }

.hero-anim { opacity: 0; transform: translate3d(0, 18px, 0); animation: fadeUp 1s var(--ease) forwards; animation-delay: calc(var(--intro-delay) + var(--d) * .09s); }
@keyframes fadeUp { to { opacity: 1; transform: none; } }

.hero-bottom { display: grid; grid-template-columns: 1fr minmax(0, 560px); gap: 32px 64px; align-items: end; margin-top: 48px; }
.hero-kicker {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .22em; text-transform: uppercase; color: var(--ink-3);
}
.hero-kicker .ic { color: var(--accent); width: 18px; height: 18px; }
.hero-lead { font-size: clamp(1.05rem, 1.35vw, 1.2rem); line-height: 1.6; color: var(--ink-2); }
.hero-lead strong { color: var(--ink); font-weight: 600; }
.hero-lead span { color: var(--ink); font-weight: 500; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.hero-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  margin-top: clamp(48px, 8vh, 88px); padding-top: 18px; border-top: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
}
.status { display: inline-flex; align-items: center; gap: 10px; }
.status i { width: 7px; height: 7px; border-radius: 50%; background: #3ddc84; box-shadow: 0 0 10px rgba(61, 220, 132, .7); animation: blink 2.4s ease-in-out infinite; }
@keyframes blink { 50% { opacity: .35; } }
.scroll-cue { display: inline-flex; align-items: center; gap: 10px; }
.scroll-cue span { position: relative; width: 1px; height: 28px; background: var(--line-2); overflow: hidden; }
.scroll-cue span::after { content: ''; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--accent); animation: cue 2s var(--ease-io) infinite; }
@keyframes cue { to { top: 100%; } }

/* ==========================================================================
   Cifras
   ========================================================================== */
.stats { padding: 20px 0 clamp(72px, 9vw, 120px); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat { padding: 40px 28px 36px; border-left: 1px solid var(--line); position: relative; }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat::before { content: ''; position: absolute; top: -1px; left: 0; width: 36px; height: 1px; background: var(--accent); }
.stat:first-child::before { left: 0; }
.stat-num { font-size: clamp(2.5rem, 4.6vw, 4.2rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.stat-num small { font-size: .38em; letter-spacing: 0; margin-left: 6px; color: var(--ink-3); font-weight: 400; }
.stat dd { margin-top: 14px; font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); max-width: 22ch; line-height: 1.5; }

/* ==========================================================================
   Sectores (marquesina)
   ========================================================================== */
.sectors { padding-bottom: clamp(40px, 6vw, 72px); }
.sectors .eyebrow { margin-bottom: 24px; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; flex-wrap: wrap; gap: 0; padding-inline: var(--gutter); }
.marquee.is-ready .marquee-track { flex-wrap: nowrap; width: max-content; padding: 0; animation: marquee 46s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee li {
  display: flex; align-items: center; gap: 36px; padding-right: 36px; white-space: nowrap;
  font-size: clamp(1.7rem, 3.6vw, 3.2rem); font-weight: 400; letter-spacing: -.035em; color: var(--ink-4);
  transition: color .3s;
}
.marquee li:hover { color: var(--ink); }
.marquee li::after { content: ''; width: 9px; height: 9px; background: var(--accent); transform: rotate(45deg); opacity: .8; }
@keyframes marquee { to { transform: translate3d(-50%, 0, 0); } }

/* ==========================================================================
   Manifiesto
   ========================================================================== */
.manifesto { padding: clamp(110px, 16vw, 220px) 0; position: relative; }
.manifesto::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(800px 400px at 50% 50%, rgba(255, 90, 31, .06), transparent 70%);
}
.manifesto-text {
  margin-top: 36px; font-size: clamp(1.85rem, 4.3vw, 4.1rem); line-height: 1.1; letter-spacing: -.035em; font-weight: 400;
  text-wrap: pretty;
}
.manifesto-text em { font-family: var(--f-serif); font-style: italic; color: var(--accent); letter-spacing: -.01em; font-size: 1.06em; }
.manifesto-text .w { opacity: var(--o, 1); transition: opacity .25s linear; }
.manifesto-sign { display: flex; align-items: center; gap: 12px; margin-top: 44px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.manifesto-sign .ic { color: var(--accent); }

/* ==========================================================================
   Fuerzas (tarjetas apiladas)
   ========================================================================== */
.forces { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.stack { display: grid; gap: 28px; margin-top: clamp(48px, 6vw, 80px); padding-bottom: 20px; }
.force {
  position: sticky; top: calc(var(--nav-h) + 34px + var(--i) * 22px);
  display: grid; grid-template-columns: 1.1fr 1fr 200px; gap: 40px; align-items: center;
  min-height: 340px; padding: clamp(28px, 3.6vw, 48px);
  border-radius: var(--r-xl); border: 1px solid var(--line-2);
  background: linear-gradient(160deg, #151515 0%, #0a0a0a 55%, #080808 100%);
  box-shadow: 0 -24px 60px -20px rgba(0, 0, 0, .9), inset 0 1px 0 rgba(255, 255, 255, .06);
  transform-origin: 50% 0; transform: scale(var(--s, 1));
}
.force::after { content: ''; position: absolute; inset: 0; border-radius: inherit; background: #000; opacity: var(--dim, 0); pointer-events: none; }
.force-num { font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; color: var(--accent); }
.force-side h3 { margin-top: 18px; font-size: clamp(1.55rem, 2.6vw, 2.4rem); line-height: 1.05; letter-spacing: -.035em; font-weight: 500; text-wrap: balance; }
.force-side p { margin-top: 14px; color: var(--ink-2); max-width: 40ch; }
.force-do { border-left: 1px solid var(--line-2); padding-left: 36px; }
.force-label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.force-do h4 { margin-top: 10px; line-height: 1.25; font-size: clamp(1.15rem, 1.5vw, 1.35rem); font-weight: 500; letter-spacing: -.02em; }
.force-do p { margin: 8px 0 20px; color: var(--ink-2); font-size: 15px; }
.force-art { width: 100%; height: auto; fill: none; stroke: var(--ink-4); stroke-width: 1.2; }
.art-grid rect { rx: 4; transition: fill .6s, stroke .6s; }
.art-grid .on { fill: var(--accent-soft); stroke: var(--accent); }
.art-line { stroke: var(--ink-3); stroke-width: 1.6; }
.art-dash { stroke: var(--accent); stroke-dasharray: 4 5; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -18; } }
.art-dot { fill: var(--accent); stroke: none; filter: drop-shadow(0 0 6px var(--accent)); }
.art-ring { stroke: var(--ink-4); stroke-dasharray: 3 6; }
.art-ring-2 { stroke: var(--accent); stroke-dasharray: none; opacity: .5; }
.art-hand { stroke: var(--accent); stroke-width: 2; stroke-linecap: round; transform-origin: 100px 60px; animation: sweep 4s linear infinite; }
@keyframes sweep { to { transform: rotate(360deg); } }
.art-stack rect { stroke: var(--ink-4); }
.art-top { fill: var(--accent-soft); stroke: var(--accent); animation: float 3.2s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-5px); } }

/* ==========================================================================
   Consultoría
   ========================================================================== */
.services { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.svc-layout { display: grid; grid-template-columns: 270px 1fr; gap: clamp(40px, 5vw, 80px); margin-top: clamp(56px, 7vw, 96px); }
.svc-index { position: sticky; top: calc(var(--nav-h) + 40px); align-self: start; }
.svc-index a {
  display: flex; gap: 14px; align-items: baseline; padding: 15px 0; border-bottom: 1px solid var(--line);
  font-size: 1.02rem; color: var(--ink-3); transition: color .3s, padding .4s var(--ease);
}
.svc-index li:first-child a { border-top: 1px solid var(--line); }
.svc-index a span { font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; color: var(--ink-4); transition: color .3s; }
.svc-index a:hover { color: var(--ink); }
.svc-index a.is-active { color: var(--ink); padding-left: 10px; }
.svc-index a.is-active span { color: var(--accent); }
.svc-meter { margin-top: 18px; height: 2px; background: var(--line); border-radius: 2px; overflow: hidden; }
.svc-meter span { display: block; height: 100%; background: var(--accent); transform-origin: 0 50%; transform: scaleX(var(--m, .25)); transition: transform .5s var(--ease); }

.svc { padding-bottom: clamp(56px, 7vw, 96px); margin-bottom: clamp(56px, 7vw, 96px); border-bottom: 1px solid var(--line); scroll-margin-top: 110px; }
.svc:last-child { margin-bottom: 0; }
.svc-head { display: flex; gap: 22px; align-items: flex-start; }
.svc-num {
  flex: none; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid rgba(255, 90, 31, .5); color: var(--accent); font-family: var(--f-mono); font-size: 12.5px; margin-top: 6px;
}
.svc-head h3 { font-size: clamp(2rem, 3.8vw, 3.4rem); line-height: 1; letter-spacing: -.045em; font-weight: 500; }
.svc-tag { margin-top: 10px; font-family: var(--f-serif); font-style: italic; font-size: clamp(1.25rem, 1.8vw, 1.6rem); color: var(--ink-2); line-height: 1.2; }
.svc-body { display: grid; grid-template-columns: 1.08fr 1fr; gap: clamp(28px, 4vw, 56px); margin-top: 36px; align-items: start; }
.svc-text > p { color: var(--ink-2); font-size: 1.05rem; }

/* Visualizaciones */
.viz {
  position: relative; overflow: hidden; padding: 28px; border-radius: var(--r-lg);
  border: 1px solid var(--line-2); background: linear-gradient(180deg, #101010 0%, #080808 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
}
.viz::before { content: ''; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none; background: radial-gradient(420px 200px at 100% 0%, rgba(255, 90, 31, .12), transparent 70%); }
.viz-top { display: grid; gap: 4px; position: relative; }
.viz-top-center { text-align: center; margin-top: 4px; }
.viz-big { font-size: clamp(2.6rem, 4vw, 3.6rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; }
.viz-cap { font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.viz figcaption { position: relative; margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 13.5px; line-height: 1.55; color: var(--ink-3); }

.days { display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; margin-top: 26px; height: 120px; align-items: end; }
.days li {
  position: relative; height: 100%; border-radius: 7px; overflow: hidden;
  background: rgba(255, 255, 255, .035); border: 1px solid var(--line);
  display: flex; align-items: flex-end; justify-content: center; padding-bottom: 6px;
  font-family: var(--f-mono); font-size: 10px; color: var(--ink-3);
}
.days li::before {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: calc(var(--h, .5) * 100%);
  background: linear-gradient(180deg, rgba(255, 255, 255, .22), rgba(255, 255, 255, .06));
  transform-origin: bottom; transition: transform .9s var(--ease); transition-delay: calc(var(--k, 0) * 70ms);
}
.days li { z-index: 0; }
.days li::before { z-index: -1; }
.days li:nth-child(1) { --h: .3; --k: 0; } .days li:nth-child(2) { --h: .42; --k: 1; } .days li:nth-child(3) { --h: .38; --k: 2; }
.days li:nth-child(4) { --h: .55; --k: 3; } .days li:nth-child(5) { --h: .5; --k: 4; } .days li:nth-child(6) { --h: .64; --k: 5; }
.days li:nth-child(7) { --h: .6; --k: 6; } .days li:nth-child(8) { --h: .76; --k: 7; } .days li:nth-child(9) { --h: .86; --k: 8; }
.days li:nth-child(10) { --h: 1; --k: 9; }
.days .day-end { color: #000; font-weight: 500; border-color: var(--accent); }
.days .day-end::before { background: linear-gradient(180deg, var(--accent-2), var(--accent)); box-shadow: 0 0 24px var(--accent-glow); }
.procs {
  position: relative; height: 12px; margin-top: 16px;
  background: repeating-linear-gradient(90deg, var(--accent) 0 calc(2.5% - 3px), transparent calc(2.5% - 3px) 2.5%);
  -webkit-mask-image: linear-gradient(90deg, #000 50%, rgba(0, 0, 0, .3) 50%); mask-image: linear-gradient(90deg, #000 50%, rgba(0, 0, 0, .3) 50%);
  clip-path: inset(0 0 0 0); transition: clip-path 1.4s var(--ease) .4s;
}

.load { margin-top: 26px; }
.load-row { display: grid; grid-template-columns: 72px 1fr; gap: 14px; align-items: center; margin-top: 12px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.load-bar { position: relative; height: 30px; border-radius: 7px; background: rgba(255, 255, 255, .035); border: 1px solid var(--line); overflow: hidden; }
.load-bar i { position: absolute; left: 0; top: 0; bottom: 0; width: var(--w); background: linear-gradient(90deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .28)); transform-origin: 0 50%; transition: transform 1.2s var(--ease); }
.load-bar b { position: absolute; top: 0; bottom: 0; left: var(--l); width: var(--w); background: repeating-linear-gradient(-45deg, rgba(255, 90, 31, .75) 0 4px, rgba(255, 90, 31, .25) 4px 8px); border-left: 1px solid var(--accent); transition: opacity .8s var(--ease) 1s; }
.load-scale { display: flex; justify-content: space-between; margin: 10px 0 0 86px; font-family: var(--f-mono); font-size: 10px; color: var(--ink-4); }
.split { display: flex; gap: 8px; margin-top: 22px; }
.split span { flex: 1; text-align: center; padding: 10px; border-radius: 10px; font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; }
.split-h { border: 1px solid var(--line-2); color: var(--ink-2); }
.split-s { background: var(--accent-soft); border: 1px solid rgba(255, 90, 31, .45); color: var(--accent); }

.orbit { position: relative; width: min(100%, 300px); aspect-ratio: 1; margin: 6px auto 0; }
.orbit::before { content: ''; position: absolute; inset: 11%; border-radius: 50%; border: 1px dashed var(--line-2); animation: spin 60s linear infinite; }
.orbit::after {
  content: ''; position: absolute; left: 50%; top: 50%; width: 9px; height: 9px; margin: -4.5px 0 0 -4.5px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 14px var(--accent);
  transform: rotate(0deg) translateX(min(118px, 39vw)); animation: orbit 9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes orbit { to { transform: rotate(360deg) translateX(min(118px, 39vw)); } }
.orbit-zero {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: clamp(6rem, 11vw, 8.5rem); font-weight: 300; line-height: 1; letter-spacing: -.06em;
  color: var(--accent); text-shadow: 0 0 50px rgba(255, 90, 31, .45);
}
.orbit-ring { position: absolute; inset: 0; }
.orbit-ring i {
  position: absolute; transform: translate(-50%, -50%); font-style: normal; white-space: nowrap;
  font-family: var(--f-mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2);
  padding: 5px 9px; border-radius: 999px; border: 1px solid var(--line-2); background: #0b0b0b;
}
.orbit-ring i:nth-child(1) { left: 50%; top: 5%; } .orbit-ring i:nth-child(2) { left: 88%; top: 28%; }
.orbit-ring i:nth-child(3) { left: 88%; top: 72%; } .orbit-ring i:nth-child(4) { left: 50%; top: 95%; }
.orbit-ring i:nth-child(5) { left: 12%; top: 72%; } .orbit-ring i:nth-child(6) { left: 12%; top: 28%; }

.sessions { display: grid; gap: 12px; margin-top: 28px; }
.sessions li { display: grid; grid-template-columns: 76px 1fr; align-items: center; gap: 14px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.sessions i { position: relative; height: 10px; border-radius: 99px; background: rgba(255, 255, 255, .06); overflow: hidden; }
.sessions i::after { content: ''; position: absolute; inset: 0; border-radius: inherit; background: linear-gradient(90deg, rgba(255, 90, 31, .4), var(--accent)); transform-origin: 0 50%; transition: transform 1s var(--ease); }
.sessions li:nth-child(2) i::after { transition-delay: .25s; }
.sessions li:nth-child(3) i::after { transition-delay: .5s; }
.sessions li:nth-child(4) i::after { transition-delay: .75s; }

/* Estados previos a la animación (solo si JS funciona y el elemento aún no entró) */
.js:not(.reveal-all) .viz:not(.in) .days li::before { transform: scaleY(0); }
.js:not(.reveal-all) .viz:not(.in) .procs { clip-path: inset(0 100% 0 0); }
.js:not(.reveal-all) .viz:not(.in) .load-bar i { transform: scaleX(0); }
.js:not(.reveal-all) .viz:not(.in) .load-bar b { opacity: 0; }
.js:not(.reveal-all) .viz:not(.in) .sessions i::after { transform: scaleX(0); }

/* Banda CTA */
.band {
  position: relative; overflow: hidden; isolation: isolate;
  display: flex; align-items: center; justify-content: space-between; gap: 32px 48px; flex-wrap: wrap;
  margin-top: clamp(56px, 7vw, 96px); padding: clamp(32px, 4.5vw, 60px);
  border-radius: var(--r-xl); border: 1px solid var(--line-2); background: #090909;
}
.band > div:not(.band-glow) { max-width: 620px; }
.band-glow { position: absolute; inset: 0; z-index: -1; background: radial-gradient(520px circle at var(--mx, 85%) var(--my, 50%), rgba(255, 90, 31, .22), transparent 60%); transition: background .2s; }
.band-title { font-size: clamp(1.8rem, 3.2vw, 2.8rem); font-weight: 500; letter-spacing: -.04em; line-height: 1.05; text-wrap: balance; }
.band-title em { color: var(--accent); }
.band p { margin-top: 14px; color: var(--ink-2); }

/* ==========================================================================
   Método
   ========================================================================== */
.method { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.timeline {
  position: relative; display: grid; grid-template-columns: .55fr 3fr 3fr 2.6fr; gap: 4px;
  margin-top: clamp(48px, 6vw, 80px);
}
.tl-seg { position: relative; height: 48px; border-radius: 8px; border: 1px solid var(--line-2); background: rgba(255, 255, 255, .03); display: flex; align-items: center; padding: 0 14px; }
.tl-seg span { position: relative; z-index: 1; font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); white-space: nowrap; }
.tl-1 span { position: absolute; top: -26px; left: 0; color: var(--accent); }
.tl-seg::before { content: ''; position: absolute; inset: 0; border-radius: 7px; background: linear-gradient(90deg, rgba(255, 90, 31, .12), rgba(255, 90, 31, .32)); transform-origin: 0 50%; transition: transform 1s var(--ease); }
.tl-1::before { background: var(--accent); }
.tl-2::before { transition-delay: .2s; } .tl-3::before { transition-delay: .45s; }
.tl-4 { border-style: dashed; }
.tl-4::before { background: linear-gradient(90deg, rgba(255, 90, 31, .28), transparent); transition-delay: .7s; }
.tl-note { grid-column: 2 / 4; margin-top: 12px; display: flex; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.tl-note::before { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg, var(--accent), transparent); order: 2; }
.js:not(.reveal-all) .timeline:not(.in) .tl-seg::before { transform: scaleX(0); }

.phases { position: relative; margin-top: clamp(40px, 5vw, 64px); }
.phases::before, .phases::after { content: ''; position: absolute; left: 23px; top: 50px; bottom: 50px; width: 1px; background: var(--line-2); }
.phases::after { background: var(--accent); transform-origin: 50% 0; transform: scaleY(var(--prog, 1)); box-shadow: 0 0 10px var(--accent-glow); }
.js .phases::after { transform: scaleY(var(--prog, 0)); }
.phase {
  position: relative; display: grid; grid-template-columns: 48px 80px minmax(0, 1fr) minmax(0, 1.15fr); gap: 24px;
  padding: clamp(32px, 4vw, 48px) 0; border-top: 1px solid var(--line); align-items: start;
}
.phase:last-child { border-bottom: 1px solid var(--line); }
.phase-node {
  position: relative; z-index: 1; width: 13px; height: 13px; margin: 18px 0 0 17px; border-radius: 50%;
  border: 1px solid var(--line-2); background: #000; transition: background-color .5s, border-color .5s, box-shadow .5s;
}
.phase-num { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; color: var(--ink-3); padding-top: 16px; }
.phase-meta { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.phase h3 { margin-top: 8px; font-size: clamp(2.2rem, 4.6vw, 4.2rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; transition: color .6s var(--ease); }
.phase-copy p { color: var(--ink-2); padding-top: 8px; }
.phase-copy .tags { margin-top: 18px; }
.js .phase h3 { color: var(--ink-3); }
.js .phase.is-on h3 { color: var(--ink); }
.phase.is-on .phase-node { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 0 6px rgba(255, 90, 31, .15), 0 0 18px var(--accent-glow); }

/* ==========================================================================
   Impacto
   ========================================================================== */
.impact { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.ranges { margin-top: clamp(48px, 6vw, 80px); }
.range {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.25fr) minmax(0, .75fr); gap: 24px 48px; align-items: center;
  padding: 36px 0; border-top: 1px solid var(--line);
}
.range:last-child { border-bottom: 1px solid var(--line); }
.range-info h3 { font-size: clamp(1.2rem, 1.7vw, 1.45rem); font-weight: 500; letter-spacing: -.025em; }
.range-info p { margin-top: 8px; color: var(--ink-2); font-size: 15px; max-width: 44ch; }
.track {
  position: relative; height: 46px; border-radius: 10px; border: 1px solid var(--line);
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .07) 0 1px, transparent 1px calc(10% - 0px)),
    rgba(255, 255, 255, .02);
}
.track-band {
  position: absolute; top: 8px; bottom: 8px; left: var(--from); width: calc(var(--to) - var(--from));
  border-radius: 6px; background: linear-gradient(90deg, rgba(255, 90, 31, .35), var(--accent));
  box-shadow: 0 0 24px -2px var(--accent-glow); transform-origin: 0 50%; transition: transform 1.3s var(--ease) .15s;
}
.track-arrow .track-band { clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 50%, calc(100% - 12px) 100%, 0 100%); }
.js:not(.reveal-all) .range:not(.in) .track-band { transform: scaleX(0); }
.ticks { display: flex; justify-content: space-between; margin-top: 10px; font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .06em; color: var(--ink-3); }
.range-val { display: grid; gap: 6px; justify-items: end; text-align: right; }
.range-val strong { font-size: clamp(1.8rem, 2.8vw, 2.6rem); font-weight: 500; letter-spacing: -.045em; line-height: 1; white-space: nowrap; }
.range-val span { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }

.notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 56px; }
.note { padding: 30px; border-radius: var(--r-lg); border: 1px solid var(--line); background: var(--bg-1); }
.note-num { font-family: var(--f-serif); font-style: italic; font-size: 1.8rem; color: var(--accent); line-height: 1; }
.note h3 { margin-top: 18px; font-size: 1.12rem; font-weight: 500; letter-spacing: -.02em; }
.note p { margin-top: 10px; color: var(--ink-2); font-size: 15px; }

/* ==========================================================================
   Calculadora
   ========================================================================== */
.calc { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.calc-shell {
  display: grid; grid-template-columns: 1fr 1fr; border-radius: calc(var(--r-xl) + 6px); overflow: hidden;
  border: 1px solid var(--line-2); background: var(--bg-1);
}
.calc-left { padding: clamp(28px, 4.5vw, 60px); display: grid; gap: 22px; align-content: start; }
.calc-left .sec-title { font-size: clamp(2.2rem, 4.4vw, 4rem); }
.controls { margin-top: 18px; display: grid; gap: 30px; }
.control-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 12px; }
.control-head label { font-size: 15px; color: var(--ink-2); }
.control-head output { font-family: var(--f-mono); font-size: 15px; color: var(--ink); min-width: 4ch; text-align: right; font-variant-numeric: tabular-nums; }
.calc-hint { font-size: 13.5px; color: var(--ink-3); line-height: 1.55; margin-top: 6px; }

input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 28px; background: transparent; cursor: pointer; --p: 50%; }
input[type=range]::-webkit-slider-runnable-track { height: 4px; border-radius: 99px; background: linear-gradient(90deg, var(--accent) var(--p), rgba(255, 255, 255, .13) var(--p)); }
input[type=range]::-moz-range-track { height: 4px; border-radius: 99px; background: rgba(255, 255, 255, .13); }
input[type=range]::-moz-range-progress { height: 4px; border-radius: 99px; background: var(--accent); }
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 24px; height: 24px; margin-top: -10px; border-radius: 50%;
  background: var(--ink); border: 6px solid #000; box-shadow: 0 0 0 1px rgba(255, 255, 255, .55), 0 0 22px var(--accent-glow);
  transition: transform .2s var(--ease);
}
input[type=range]::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--ink); border: 5px solid #000; box-shadow: 0 0 0 1px rgba(255, 255, 255, .55), 0 0 22px var(--accent-glow); }
input[type=range]:hover::-webkit-slider-thumb, input[type=range]:active::-webkit-slider-thumb { transform: scale(1.15); }
input[type=range]:focus-visible { outline: none; }
input[type=range]:focus-visible::-webkit-slider-thumb { box-shadow: 0 0 0 2px var(--accent), 0 0 22px var(--accent-glow); }
input[type=range]:focus-visible::-moz-range-thumb { box-shadow: 0 0 0 2px var(--accent); }

.calc-right {
  position: relative; padding: clamp(28px, 4.5vw, 60px); border-left: 1px solid var(--line-2);
  background: radial-gradient(600px 400px at 100% 0%, rgba(255, 90, 31, .16), transparent 65%), var(--bg-2);
  display: grid; gap: 28px; align-content: start;
}
.calc-hero { display: flex; flex-wrap: wrap; align-items: baseline; column-gap: 10px; }
.calc-hero-num { font-size: clamp(3.8rem, 7.4vw, 6.8rem); font-weight: 500; letter-spacing: -.06em; line-height: .9; font-variant-numeric: tabular-nums; }
.calc-hero-unit { font-family: var(--f-serif); font-style: italic; font-size: clamp(2.4rem, 4vw, 3.6rem); color: var(--accent); }
.calc-hero p { flex-basis: 100%; margin-top: 12px; font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.calc-kpis { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.calc-kpis div { padding: 18px 0; border-bottom: 1px solid var(--line); display: grid; gap: 4px; }
.calc-kpis div:nth-child(odd) { padding-right: 16px; border-right: 1px solid var(--line); }
.calc-kpis div:nth-child(even) { padding-left: 20px; }
.calc-kpis strong { font-size: clamp(1.4rem, 2vw, 1.8rem); font-weight: 500; letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
.calc-kpis span { font-size: 12.5px; color: var(--ink-3); line-height: 1.4; }
.matrix { display: grid; grid-template-columns: repeat(20, 1fr); gap: 5px; }
.matrix i { aspect-ratio: 1; border-radius: 2px; background: rgba(255, 255, 255, .08); transition: background-color .35s, box-shadow .35s; }
.matrix i.on { background: var(--accent); box-shadow: 0 0 8px rgba(255, 90, 31, .5); }
.matrix-cap { margin-top: 14px; font-size: 13.5px; color: var(--ink-2); line-height: 1.5; }
.matrix-cap b { color: var(--ink); font-weight: 600; }
.matrix-cap #oPct { color: var(--accent); }

/* ==========================================================================
   Principios
   ========================================================================== */
.principles { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.rules { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(48px, 6vw, 80px); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.rule {
  position: relative; min-height: 290px; padding: 36px 34px 40px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  display: flex; flex-direction: column; overflow: hidden;
}
.rule::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .4s;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 90, 31, .13), transparent 55%);
}
.rule:hover::before { opacity: 1; }
.rule-num { font-family: var(--f-serif); font-style: italic; font-size: 3.4rem; line-height: 1; color: var(--ink-4); transition: color .4s; }
.rule:hover .rule-num { color: var(--accent); }
.rule h3 { margin-top: 44px; font-size: 1.3rem; font-weight: 500; letter-spacing: -.025em; line-height: 1.2; }
.rule p { margin-top: 12px; color: var(--ink-2); font-size: 15px; }

.terrain { margin-top: clamp(72px, 9vw, 120px); }
.terrain-grid { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 24px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.terrain-grid li {
  display: grid; place-items: center; min-height: 96px; padding: 20px 12px; text-align: center;
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-size: clamp(1rem, 1.5vw, 1.25rem); font-weight: 500; letter-spacing: -.02em; color: var(--ink-3);
  transition: color .3s, background-color .3s;
}
.terrain-grid li:hover { color: var(--ink); background: rgba(255, 255, 255, .025); }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.faq-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); gap: 48px clamp(40px, 6vw, 96px); }
.faq-head .sec-title { font-size: clamp(2.3rem, 4.4vw, 4.2rem); }
.faq-head { position: sticky; top: calc(var(--nav-h) + 40px); align-self: start; display: grid; gap: 22px; }
.faq-list { border-top: 1px solid var(--line); }
.qa { border-bottom: 1px solid var(--line); }
.qa summary {
  display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 26px 0; cursor: pointer; list-style: none;
  font-size: clamp(1.08rem, 1.55vw, 1.32rem); font-weight: 500; letter-spacing: -.02em; transition: color .2s;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary:hover { color: var(--accent); }
.qa summary .ic { width: 22px; height: 22px; transition: transform .45s var(--ease), color .3s; color: var(--ink-3); }
.qa[open] summary .ic { transform: rotate(135deg); color: var(--accent); }
.qa-a p { padding-bottom: 28px; color: var(--ink-2); max-width: 62ch; }
.qa::details-content { block-size: 0; overflow: hidden; transition: block-size .5s var(--ease), content-visibility .5s allow-discrete; }
.qa[open]::details-content { block-size: auto; }

/* ==========================================================================
   CTA final
   ========================================================================== */
.final { position: relative; overflow: hidden; isolation: isolate; padding: clamp(120px, 18vw, 240px) 0; border-top: 1px solid var(--line); text-align: center; }
.final::before { content: ''; position: absolute; inset: 0; z-index: -2; background: radial-gradient(900px 480px at 50% 60%, rgba(255, 90, 31, .16), transparent 70%); }
.final-line { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; fill: none; stroke: var(--accent); stroke-width: 1.5; opacity: .6;
  -webkit-mask-image: radial-gradient(ellipse 42% 46% at 50% 50%, transparent 55%, #000 100%); mask-image: radial-gradient(ellipse 42% 46% at 50% 50%, transparent 55%, #000 100%); }
.final-line path { vector-effect: non-scaling-stroke; stroke-dasharray: 1; stroke-dashoffset: 0; transition: stroke-dashoffset 2.4s var(--ease); filter: drop-shadow(0 0 8px var(--accent-glow)); }
.js:not(.reveal-all) .final:not(.in) .final-line path { stroke-dashoffset: 1; }
.final-inner { display: grid; justify-items: center; }
.final-title { font-size: clamp(2.7rem, 7.4vw, 7.2rem); font-weight: 500; letter-spacing: -.05em; line-height: .95; text-wrap: balance; }
.final-title em { color: var(--accent); }
.final-lead { margin-top: 28px; max-width: 58ch; font-size: clamp(1.05rem, 1.4vw, 1.22rem); color: var(--ink-2); }
.final-ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 40px; }
.final-checks { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 28px; margin-top: 36px; font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); }
.final-checks li { display: inline-flex; align-items: center; gap: 8px; }
.final-checks .ic { color: var(--accent); }

/* ==========================================================================
   Contacto
   ========================================================================== */
.contact { padding: var(--sec-pad) 0; border-top: 1px solid var(--line); }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 48px clamp(40px, 6vw, 88px); align-items: start; }
.contact-main { display: grid; gap: 22px; }
.form { display: grid; gap: 16px; margin-top: 20px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 8px; }
.field label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.field input, .field select, .field textarea {
  width: 100%; padding: 16px 18px; border-radius: 14px; border: 1px solid var(--line-2); background: var(--bg-2);
  font-size: 16px; color: var(--ink); outline: none; transition: border-color .2s, box-shadow .25s, background-color .2s;
}
.field textarea { min-height: 140px; resize: vertical; line-height: 1.5; }
.field input::placeholder, .field textarea::placeholder { color: rgba(245, 245, 242, .34); }
.field input:hover, .field select:hover, .field textarea:hover { border-color: rgba(255, 255, 255, .3); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(255, 90, 31, .16); background: #0e0e0e; }
.field.is-bad input { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(255, 90, 31, .16); }
.select { position: relative; }
.select select { -webkit-appearance: none; appearance: none; padding-right: 44px; cursor: pointer; }
.select::after { content: ''; position: absolute; right: 20px; top: 50%; width: 8px; height: 8px; margin-top: -6px; border-right: 1.5px solid var(--ink-2); border-bottom: 1.5px solid var(--ink-2); transform: rotate(45deg); pointer-events: none; }
.select option { background: #111; color: var(--ink); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; margin-top: 8px; }
.form-legal { font-size: 12.5px; color: var(--ink-3); max-width: 380px; line-height: 1.55; }
.form-msg { display: none; padding: 14px 18px; border-radius: 14px; border: 1px solid var(--accent); background: var(--accent-soft); font-size: 15px; }
.form-msg.show { display: block; animation: fadeUp .5s var(--ease) both; }
.form-msg.fail { border-color: var(--line-2); background: rgba(255, 255, 255, .04); }

.contact-aside {
  position: sticky; top: calc(var(--nav-h) + 40px); padding: clamp(28px, 3.4vw, 44px); border-radius: var(--r-xl);
  border: 1px solid var(--line-2); background: linear-gradient(180deg, #121212, #080808);
}
.contact-aside h3 { font-size: clamp(1.5rem, 2.2vw, 1.9rem); font-weight: 500; letter-spacing: -.035em; }
.contact-aside > p { margin-top: 12px; color: var(--ink-2); }
.contact-mail {
  display: flex; align-items: center; gap: 12px; margin-top: 28px; padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-size: clamp(1.02rem, 1.5vw, 1.25rem); font-weight: 500; letter-spacing: -.02em; word-break: break-all; transition: color .2s;
}
.contact-mail .ic { color: var(--accent); }
.contact-mail .ic-ur { margin-left: auto; color: var(--ink-3); transition: transform .3s var(--ease), color .2s; }
.contact-mail:hover { color: var(--accent); }
.contact-mail:hover .ic-ur { transform: translate(3px, -3px); color: var(--accent); }
.contact-facts { display: grid; gap: 18px; margin-top: 26px; }
.contact-facts li { display: flex; gap: 14px; align-items: flex-start; font-size: 15px; color: var(--ink-2); line-height: 1.45; }
.contact-facts .ic { color: var(--accent); width: 20px; height: 20px; margin-top: 1px; }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { padding-top: clamp(72px, 9vw, 110px); border-top: 1px solid var(--line); overflow: hidden; }
.footer-top { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand p { margin-top: 18px; color: var(--ink-2); max-width: 38ch; font-size: 15px; }
.footer-brand .footer-kicker { font-family: var(--f-mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
.footer-col { display: grid; align-content: start; gap: 2px; }
.footer-col h4 { font-family: var(--f-mono); font-size: 11px; font-weight: 400; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 12px; }
.footer-col a { padding: 6px 0; color: var(--ink-2); font-size: 15px; transition: color .2s; width: fit-content; }
.footer-col a:hover { color: var(--accent); }
.footer-word {
  margin: clamp(40px, 6vw, 80px) 0 -.12em; text-align: center; user-select: none;
  font-size: clamp(7rem, 31vw, 31rem); font-weight: 600; letter-spacing: -.02em; line-height: .78;
  background: linear-gradient(180deg, rgba(255, 255, 255, .16) 0%, rgba(255, 255, 255, 0) 88%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer-bottom {
  position: relative; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px;
  padding: 22px 0 calc(env(safe-area-inset-bottom, 0px) + 28px); border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-3);
}
.footer-legal { display: flex; gap: 20px; }
.footer-legal a:hover { color: var(--ink); }
.to-top { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); color: var(--ink); transition: border-color .2s, color .2s, transform .3s var(--ease); }
.to-top:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); }

/* ==========================================================================
   Grano + revelado
   ========================================================================== */
.grain {
  position: fixed; inset: 0; z-index: 300; pointer-events: none; opacity: .055;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.js .reveal {
  opacity: 0; transform: translate3d(0, 28px, 0);
  transition: opacity 1s var(--ease), transform 1.1s var(--ease);
  transition-delay: calc(var(--rd, 0) * 90ms);
}
.js .reveal.in, .reveal-all .reveal { opacity: 1; transform: none; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (min-width: 1100px) { .hud { display: flex; } }

@media (max-width: 1180px) {
  .nav-links a { padding: 8px 9px; font-size: 13.5px; }
  .force { grid-template-columns: 1.1fr 1fr 150px; gap: 32px; }
}

@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-cta { margin-left: auto; }
  .burger { display: block; }
  .sec-head-split { grid-template-columns: 1fr; align-items: start; }
  .force { grid-template-columns: 1fr 1fr; }
  .force-art { display: none; }
  .svc-layout { grid-template-columns: 1fr; }
  .svc-index { display: none; }
  .range { grid-template-columns: 1fr 1fr; }
  .range-viz { grid-column: 1 / -1; grid-row: 2; }
  .calc-shell { grid-template-columns: 1fr; }
  .calc-right { border-left: 0; border-top: 1px solid var(--line-2); }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-head { position: static; }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-aside { position: static; }
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  :root { --nav-h: 66px; }
  .hero { padding-top: calc(var(--nav-h) + 64px); }
  .hero-bottom { grid-template-columns: 1fr; margin-top: 32px; gap: 20px; }
  .hero-kicker { order: 2; }
  .hero-geo { display: none; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { padding: 30px 20px 28px; }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); }
  .stat:nth-child(4) { border-top: 1px solid var(--line); }
  .stat:nth-child(odd) { padding-left: 0; }
  .force { grid-template-columns: 1fr; gap: 24px; top: calc(var(--nav-h) + 20px + var(--i) * 14px); min-height: 0; }
  .force-do { border-left: 0; border-top: 1px solid var(--line-2); padding: 22px 0 0; }
  .svc-body { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: .9fr 2.4fr 2.4fr 2fr; }
  .tl-seg { padding: 0 8px; }
  .tl-seg span { font-size: 9.5px; letter-spacing: .04em; }
  .tl-note { grid-column: 1 / -1; }
  .phases::before, .phases::after { left: 7px; }
  .phase { grid-template-columns: 26px minmax(0, 1fr); gap: 10px 16px; }
  .phase-node { margin: 14px 0 0 1px; }
  .phase-num { display: none; }
  .phase-copy { grid-column: 2; }
  .rules { grid-template-columns: 1fr 1fr; }
  .notes { grid-template-columns: 1fr; }
  .terrain-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 600px) {
  .nav-cta { display: none; }
  .burger { margin-left: auto; }
  .nav-inner { height: 56px; }
  .pill { font-size: 12px; gap: 10px; }
  .hero-title { font-size: clamp(2.6rem, 11.6vw, 4rem); }
  .hero-ctas .btn { flex: 1 1 100%; }
  .hero-foot { font-size: 10px; }
  .scroll-cue { display: none; }
  .checks { grid-template-columns: 1fr; }
  .svc-head { gap: 14px; }
  .svc-num { width: 38px; height: 38px; font-size: 11px; }
  .range { grid-template-columns: 1fr; gap: 18px; padding: 30px 0; }
  .range-viz { grid-row: auto; }
  .range-val { justify-items: start; text-align: left; }
  .rules { grid-template-columns: 1fr; }
  .rule { min-height: 0; }
  .terrain-grid { grid-template-columns: 1fr 1fr; }
  .terrain-grid li { min-height: 76px; }
  .row2 { grid-template-columns: 1fr; }
  .form-foot .btn { width: 100%; }
  .final-ctas .btn { flex: 1 1 100%; }
  .band .btn { width: 100%; }
  .calc-kpis div:nth-child(even) { padding-left: 14px; }
  .matrix { gap: 3px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-bottom { justify-content: flex-start; }
  .to-top { position: absolute; right: 0; top: 18px; }
  .intro-word { font-size: 48px; }
  .intro-mark { width: 48px; height: 48px; }
}

/* ==========================================================================
   Movimiento reducido: solo se apagan los efectos intrusivos (bucles continuos).
   Los fundidos, hovers y el campo del hero siguen vivos (versión serena en JS).
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  :root { --intro-delay: .35s; }
  .intro { animation-delay: .25s; animation-duration: .4s; }
  .marquee.is-ready .marquee-track { animation: none; flex-wrap: wrap; width: auto; padding-inline: var(--gutter); }
  .marquee .is-clone { display: none; }
  .orbit::before, .orbit::after, .art-hand, .art-top, .art-dash, .scroll-cue span::after, .pill-dot, .status i { animation: none; }
}