/* =================================================================
   MISTEREIA — El míster de la IA
   Design system · "Del misterio a la claridad"
   ================================================================= */

/* ---------- Tokens ---------- */
:root {
  --bg: #F4F7FC;
  --bg-2: #ECF1F9;
  --surface: #FFFFFF;
  --ink: #0B1020;
  --ink-2: #46566F;
  --ink-3: #8294AE;
  --line: #E4EAF4;
  --line-2: #D2DCEC;

  --orange: #FF6A1A;
  --orange-2: #FF8A3D;
  --orange-deep: #E85100;
  --blue: #1B6FFF;
  --blue-fluor: #00D4FF;
  --yellow: #FFE000;
  --violet: #7A5CFF;
  --pink: #FF3D9A;

  --dark: #0B1020;
  --dark-2: #070B16;

  --grad-spectrum: linear-gradient(100deg, #FF6A1A 0%, #FF3D9A 38%, #7A5CFF 64%, #00D4FF 100%);
  --grad-orange: linear-gradient(120deg, #FF8A3D 0%, #FF6A1A 50%, #E85100 100%);
  --grad-blue: linear-gradient(120deg, #1B6FFF 0%, #00D4FF 100%);

  --font-display: 'Bricolage Grotesque', 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

  --container: 1240px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --pill: 100px;

  --shadow-sm: 0 2px 10px rgba(15,30,60,.06);
  --shadow: 0 16px 40px -14px rgba(20,40,80,.18);
  --shadow-lg: 0 32px 70px -22px rgba(15,30,70,.32);
  --shadow-orange: 0 16px 38px -12px rgba(255,106,26,.5);

  --ease: cubic-bezier(.22,1,.36,1);
  --ease-2: cubic-bezier(.16,1,.3,1);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 4px; }
::selection { background: rgba(255,106,26,.22); }

/* Custom scrollbar */
::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: linear-gradient(var(--orange), var(--orange-deep)); border-radius: 10px; border: 3px solid var(--bg-2); }

.skip-link {
  position: fixed; top: -70px; left: 16px; z-index: 3000;
  background: var(--orange); color: #fff; padding: 10px 18px; border-radius: 10px;
  font-weight: 600; transition: top .3s var(--ease);
}
.skip-link:focus { top: 16px; }

/* Icon defaults */
.hero__chips svg, .impact__guarantees svg, .contact__success-icon svg {
  fill: none; stroke: currentColor; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round;
  width: 16px; height: 16px;
}
.service-card__icon svg, .value-card__icon svg, .contact__line svg {
  fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
.btn__arrow { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; width: 18px; height: 18px; }

/* ---------- Utilities ---------- */
.container { width: min(100% - 44px, var(--container)); margin-inline: auto; }
.section { padding: clamp(72px, 9vw, 128px) 0; position: relative; }

.eyebrow {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 500;
  letter-spacing: .18em; text-transform: uppercase; color: var(--orange);
  display: inline-flex; align-items: center; gap: .55rem;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--blue-fluor); box-shadow: 0 0 10px var(--blue-fluor); }
.eyebrow--center { justify-content: center; }

.section-head { max-width: 760px; margin: 0 auto clamp(38px, 5.5vw, 70px); text-align: center; }
.section-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.04; letter-spacing: -.025em; margin-top: 1rem;
}
.section-lead { color: var(--ink-2); font-size: clamp(1rem, 2.2vw, 1.18rem); margin-top: 1.1rem; }

.grad-spectrum {
  background: var(--grad-spectrum); background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: spectrum 7s linear infinite;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .85rem 1.45rem; border-radius: var(--pill);
  font-weight: 600; font-size: .95rem; line-height: 1;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s, color .3s;
  will-change: transform;
}
.btn--lg { padding: 1.05rem 1.9rem; font-size: 1.02rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--grad-orange); color: #fff; box-shadow: var(--shadow-orange); }
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 24px 50px -12px rgba(255,106,26,.62); }
.btn--ghost { color: #fff; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.24); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.btn--ghost:hover { background: rgba(255,255,255,.14); transform: translateY(-3px); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* ---------- Custom cursor ---------- */
.cursor, .cursor-ring { position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999; opacity: 0; }
.cursor { width: 7px; height: 7px; border-radius: 50%; background: var(--orange); transform: translate(-50%,-50%); transition: opacity .3s, width .25s, height .25s, background .25s; }
.cursor-ring { width: 38px; height: 38px; border: 1.5px solid rgba(255,106,26,.55); border-radius: 50%; transform: translate(-50%,-50%); transition: opacity .3s, width .28s var(--ease), height .28s var(--ease), border-color .28s, background .28s; z-index: 9998; }
body.cursor-on .cursor, body.cursor-on .cursor-ring { opacity: 1; }
body.cursor-on { cursor: none; }
body.cursor-on a, body.cursor-on button { cursor: none; }
.cursor-ring.is-hover { width: 64px; height: 64px; border-color: rgba(255,106,26,.9); background: rgba(255,106,26,.08); }
.cursor.is-hover { width: 4px; height: 4px; }
@media (hover: none), (pointer: coarse) { .cursor, .cursor-ring { display: none !important; } }

/* ---------- Scroll progress ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 1000; background: var(--grad-spectrum); background-size: 200% auto; box-shadow: 0 0 12px rgba(255,106,26,.5); }

/* ---------- Preloader ---------- */
.preloader { position: fixed; inset: 0; z-index: 2000; background: var(--dark-2); display: grid; place-items: center; transition: opacity .8s var(--ease), visibility .8s; }
.preloader.is-done { opacity: 0; visibility: hidden; }
.preloader__core { text-align: center; }
.preloader__word { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.2rem, 8vw, 4rem); color: #fff; letter-spacing: -.02em; display: block; }
.preloader__tag { font-family: var(--font-mono); color: var(--orange); font-size: .74rem; letter-spacing: .26em; text-transform: uppercase; display: block; margin-top: .7rem; }
.preloader__bar { display: block; width: 190px; height: 3px; background: rgba(255,255,255,.12); border-radius: 3px; margin: 1.5rem auto 0; overflow: hidden; }
.preloader__bar i { display: block; height: 100%; width: 0; background: var(--grad-orange); animation: loadbar 1.5s var(--ease) forwards; }

/* ---------- Nav ---------- */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 900; padding: 18px 0; transition: padding .4s var(--ease), background .4s, box-shadow .4s, transform .4s var(--ease); }
.nav__inner { width: min(100% - 44px, var(--container)); margin-inline: auto; display: flex; align-items: center; gap: 22px; }
.nav--solid { background: rgba(255,255,255,.78); -webkit-backdrop-filter: blur(18px) saturate(165%); backdrop-filter: blur(18px) saturate(165%); box-shadow: var(--shadow-sm); padding: 11px 0; }
.nav--hidden { transform: translateY(-115%); }
.nav__logo { font-family: var(--font-display); font-weight: 800; font-size: 1.28rem; letter-spacing: -.01em; color: #fff; display: inline-flex; align-items: center; gap: .55rem; }
.nav__logo b { color: var(--orange); }
.nav__logo .nav__eia { color: var(--orange); }
.nav--solid .nav__logo { color: var(--ink); }
.nav__mark { width: 28px; height: 28px; border-radius: 9px; background: var(--dark); display: grid; place-items: center; box-shadow: inset 0 0 0 1px rgba(255,255,255,.1); overflow: hidden; }
.nav__mark i { width: 13px; height: 13px; border: 2px solid var(--orange); border-radius: 50%; position: relative; box-shadow: 0 0 8px rgba(255,106,26,.6); }
.nav__mark i::after { content: ""; position: absolute; width: 4px; height: 4px; border-radius: 50%; background: var(--orange); top: 50%; left: 50%; transform: translate(-50%,-50%); box-shadow: 0 0 6px var(--orange); }
.nav__mark-img { width: 100%; height: 100%; object-fit: contain; border-radius: 6px; display: block; }
.nav__links { display: flex; gap: 4px; margin-left: auto; }
.nav__links a { font-size: .92rem; font-weight: 500; color: rgba(255,255,255,.82); padding: .5rem .85rem; border-radius: 10px; transition: color .25s, background .25s; }
.nav__links a:hover, .nav__links a.is-active { color: #fff; background: rgba(255,255,255,.12); }
.nav--solid .nav__links a { color: var(--ink-2); }
.nav__links a.nav__proyectos { color: var(--orange); border: 1.5px solid rgba(255,106,26,.45); border-radius: var(--pill); padding: .42rem 1rem; font-weight: 600; transition: background .25s, border-color .25s, color .25s, transform .25s var(--ease), box-shadow .25s; }
.nav__links a.nav__proyectos:hover { background: var(--orange); color: #fff; border-color: var(--orange); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(255,106,26,.4); }
.nav--solid .nav__links a.nav__proyectos { color: var(--orange); border-color: rgba(255,106,26,.4); background: rgba(255,106,26,.06); }
.nav--solid .nav__links a.nav__proyectos:hover { background: var(--orange); color: #fff; }
.nav--solid .nav__links a:hover, .nav--solid .nav__links a.is-active { color: var(--orange); background: var(--bg-2); }
.nav__cta { padding: .62rem 1.1rem; }
.nav__burger { display: none; width: 44px; height: 44px; border-radius: 12px; position: relative; }
.nav__burger span { position: absolute; left: 11px; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: transform .35s var(--ease), opacity .25s; }
.nav--solid .nav__burger span { background: var(--ink); }
.nav__burger span:nth-child(1) { top: 17px; }
.nav__burger span:nth-child(2) { top: 25px; }
body.menu-open .nav__burger span { background: #fff; }
body.menu-open .nav__burger span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
body.menu-open .nav__burger span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ---------- Mobile menu ---------- */
.mobile-menu { position: fixed; inset: 0; z-index: 899; background: var(--dark-2); display: flex; align-items: center; padding: 0 32px; transform: translateY(-100%); transition: transform .55s var(--ease-2); visibility: hidden; }
.mobile-menu.is-open { transform: translateY(0); visibility: visible; }
.mobile-menu__nav { display: flex; flex-direction: column; gap: 6px; width: 100%; max-width: 480px; margin: 0 auto; }
.mobile-menu__nav a { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.6rem, 8vw, 2.4rem); color: #fff; display: flex; align-items: baseline; gap: 16px; padding: 8px 0; opacity: 0; transform: translateY(20px); }
.mobile-menu.is-open .mobile-menu__nav a { opacity: 1; transform: none; transition: opacity .5s var(--ease), transform .5s var(--ease); }
.mobile-menu__nav a span { font-family: var(--font-mono); font-size: .8rem; color: var(--orange); font-weight: 500; }
.mobile-menu__cta { margin-top: 18px; font-size: 1.1rem !important; color: var(--orange) !important; }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; color: #fff; overflow: hidden; padding: 96px 0 0; background: radial-gradient(120% 95% at 72% 0%, #131b34 0%, var(--dark) 46%, var(--dark-2) 100%); }
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; }
.hero__veil { position: absolute; inset: 0; z-index: 2; pointer-events: none; background: radial-gradient(58% 55% at 52% 42%, transparent 0%, rgba(7,11,22,.35) 100%), linear-gradient(to bottom, transparent 58%, var(--dark-2) 99%); }
.hero__blob { position: absolute; border-radius: 50%; filter: blur(85px); z-index: 1; pointer-events: none; }
.hero__blob--orange { width: 460px; height: 460px; background: radial-gradient(circle, rgba(255,106,26,.5), transparent 70%); top: -12%; right: -6%; }
.hero__blob--blue { width: 520px; height: 520px; background: radial-gradient(circle, rgba(0,212,255,.36), transparent 70%); bottom: -16%; left: -8%; }
.hero__grid { position: relative; z-index: 3; display: grid; grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: center; }
.hero__content { max-width: 640px; }
.eyebrow--light { color: var(--orange-2); }
.hero__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.6rem, 6.6vw, 5rem); line-height: 1.02; letter-spacing: -.035em; margin: 1.2rem 0 1.4rem; }
.hero__sub { font-size: clamp(1.05rem, 2.3vw, 1.3rem); color: rgba(255,255,255,.78); max-width: 540px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 2rem 0 1.7rem; }
.hero__chips { display: flex; gap: 20px; flex-wrap: wrap; }
.hero__chips li { display: inline-flex; align-items: center; gap: .5rem; font-size: .9rem; font-weight: 500; color: rgba(255,255,255,.86); }
.hero__chips svg { color: var(--blue-fluor); }

.hero__hud { position: relative; height: 100%; min-height: 360px; }
.hud-card { position: absolute; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border-radius: 15px; padding: .85rem 1.05rem; min-width: 172px; box-shadow: var(--shadow-lg); }
.hud-card__k { display: block; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.55); }
.hud-card__v { display: block; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: #fff; margin-top: .2rem; }
.hud-card__pulse { position: absolute; top: 14px; right: 14px; width: 8px; height: 8px; border-radius: 50%; background: var(--blue-fluor); box-shadow: 0 0 0 0 rgba(0,212,255,.6); animation: pulse 2s infinite; }
.hud-card--a { top: 4%; right: 0; }
.hud-card--b { top: 42%; right: 30%; }
.hud-card--c { bottom: 4%; right: 8%; }

.hero__cue { position: absolute; bottom: 92px; left: 50%; transform: translateX(-50%); z-index: 4; display: flex; flex-direction: column; align-items: center; gap: .6rem; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .24em; text-transform: uppercase; color: rgba(255,255,255,.6); }
.hero__cue i { width: 1px; height: 42px; background: linear-gradient(rgba(255,255,255,.5), transparent); position: relative; overflow: hidden; }
.hero__cue i::after { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 40%; background: var(--orange); animation: cue 1.8s var(--ease) infinite; }

.ticker { position: absolute; bottom: 0; left: 0; right: 0; z-index: 4; padding: 13px 0; border-top: 1px solid rgba(255,255,255,.1); background: rgba(7,11,22,.42); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); overflow: hidden; }
.ticker__track { display: flex; align-items: center; gap: 26px; width: max-content; animation: marquee 32s linear infinite; }
.ticker__track span { font-family: var(--font-display); font-weight: 600; font-size: 1.04rem; color: rgba(255,255,255,.9); white-space: nowrap; }
.ticker__track i { color: var(--orange); font-style: normal; }

/* ---------- Logos marquee ---------- */
.logos { padding: 50px 0 10px; background: var(--bg); }
.logos__label { display: block; text-align: center; color: var(--ink-3); margin-bottom: 26px; }
.logos__marquee { overflow: hidden; -webkit-mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.logos__track { display: flex; gap: 54px; width: max-content; align-items: center; animation: marquee 30s linear infinite; }
.logos__track span { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; color: var(--ink-3); opacity: .68; transition: color .3s, opacity .3s; }
.logos__track span:hover { color: var(--orange); opacity: 1; }

/* ---------- Services bento ---------- */
.services { background: var(--bg); }
.services__bento { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: minmax(0,1fr); gap: 20px; }
.service-card { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-sm); overflow: hidden; transition: transform .4s var(--ease), box-shadow .4s, border-color .4s; }
.service-card--lead { grid-column: 1; grid-row: 1 / 3; display: flex; flex-direction: column; }
.service-card--lead::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--grad-spectrum); }
.service-card--wide { grid-column: 2 / 4; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--line-2); }
.service-card__index { position: absolute; top: 22px; right: 24px; font-family: var(--font-mono); font-size: .8rem; color: var(--line-2); }
.service-card__icon { width: 54px; height: 54px; border-radius: 15px; background: var(--bg-2); color: var(--orange); display: grid; place-items: center; margin-bottom: 18px; transition: background .4s, color .4s, transform .4s var(--ease); }
.service-card__icon svg { width: 26px; height: 26px; }
.service-card:hover .service-card__icon { background: var(--grad-orange); color: #fff; transform: scale(1.06) rotate(-4deg); }
.service-card__title { font-family: var(--font-display); font-weight: 700; font-size: 1.4rem; letter-spacing: -.01em; margin-bottom: .6rem; }
.service-card--lead .service-card__title { font-size: 1.75rem; }
.service-card__desc { color: var(--ink-2); }
.service-card__desc strong { color: var(--ink); }
.service-card__features { margin-top: 18px; display: grid; gap: 10px; }
.service-card__features li { position: relative; padding-left: 26px; color: var(--ink-2); font-size: .95rem; }
.service-card__features li::before { content: "✓"; position: absolute; left: 2px; top: -1px; color: var(--orange); font-weight: 700; }

/* ---------- Levels ---------- */
.levels { background: var(--bg-2); }
.levels__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.level-card { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px 30px; display: flex; flex-direction: column; box-shadow: var(--shadow-sm); transition: transform .4s var(--ease), box-shadow .4s; }
.level-card:not(.level-card--featured):hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.level-card--featured { background: var(--dark); color: #fff; border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-10px); }
.level-card__badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--grad-orange); color: #fff; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; padding: .42rem .9rem; border-radius: var(--pill); white-space: nowrap; box-shadow: var(--shadow-orange); }
.level-card__top { display: flex; align-items: baseline; gap: .7rem; margin-bottom: 14px; }
.level-card__num { font-family: var(--font-mono); font-size: .92rem; color: var(--orange); }
.level-card--featured .level-card__num { color: var(--blue-fluor); }
.level-card__name { font-family: var(--font-display); font-weight: 700; font-size: 1.6rem; letter-spacing: -.01em; }
.level-card__desc { color: var(--ink-2); margin-bottom: 20px; }
.level-card--featured .level-card__desc { color: rgba(255,255,255,.76); }
.level-card__list { display: grid; gap: 11px; margin-bottom: 24px; }
.level-card__list li { position: relative; padding-left: 26px; font-size: .95rem; color: var(--ink-2); }
.level-card--featured .level-card__list li { color: rgba(255,255,255,.82); }
.level-card__list li::before { content: "✓"; position: absolute; left: 2px; color: var(--orange); font-weight: 700; }
.level-card--featured .level-card__list li::before { color: var(--blue-fluor); }
.level-card__cta { margin-top: auto; }

/* ---------- Process ---------- */
.process { background: var(--bg); }
.process__track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; position: relative; }
.process__track::before { content: ""; position: absolute; top: 29px; left: 9%; right: 9%; height: 2px; background: var(--line-2); z-index: 0; }
.process__track::after { content: ""; position: absolute; top: 29px; left: 9%; width: 0; height: 2px; background: var(--grad-spectrum); background-size: 100% auto; z-index: 1; transition: width 1.4s var(--ease); max-width: 82%; }
.process__track.is-in::after { width: 82%; }
.process-step { position: relative; text-align: center; z-index: 2; }
.process-step__node { width: 60px; height: 60px; border-radius: 50%; background: var(--surface); border: 2px solid var(--line-2); color: var(--orange); display: grid; place-items: center; margin: 0 auto 18px; box-shadow: var(--shadow-sm); transition: transform .4s var(--ease), background .4s, color .4s, border-color .4s; }
.process-step__node span { font-family: var(--font-mono); font-weight: 700; font-size: 1.05rem; }
.process-step:hover .process-step__node { background: var(--grad-orange); color: #fff; border-color: transparent; transform: scale(1.1); }
.process-step__body h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; margin-bottom: .5rem; }
.process-step__body p { color: var(--ink-2); font-size: .94rem; }

/* ---------- Lab / flip cards ---------- */
.lab { background: var(--dark); color: #fff; overflow: hidden; }
.lab .section-title { color: #fff; }
.lab .section-lead { color: rgba(255,255,255,.7); }
.lab__bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; }
.orb--blue { width: 460px; height: 460px; background: radial-gradient(circle, rgba(0,212,255,.45), transparent 70%); top: -10%; left: -6%; }
.orb--orange { width: 440px; height: 440px; background: radial-gradient(circle, rgba(255,106,26,.45), transparent 70%); bottom: -14%; right: -6%; }
.lab .container { position: relative; z-index: 1; }
.lab__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.flip-card { perspective: 1300px; min-height: 320px; text-align: left; display: block; }
.flip-card__inner { position: relative; width: 100%; min-height: 320px; height: 100%; transform-style: preserve-3d; transition: transform .8s var(--ease-2); }
.flip-card:hover .flip-card__inner, .flip-card.is-flipped .flip-card__inner { transform: rotateY(180deg); }
.flip-card__face { position: absolute; inset: 0; -webkit-backface-visibility: hidden; backface-visibility: hidden; border-radius: var(--radius-lg); padding: 30px; display: flex; flex-direction: column; border: 1px solid rgba(255,255,255,.13); }
.flip-card__front { background: rgba(255,255,255,.045); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.flip-card__back { background: var(--grad-orange); transform: rotateY(180deg); border-color: transparent; }
.flip-card__tag { align-self: flex-start; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .12em; text-transform: uppercase; padding: .32rem .7rem; border-radius: var(--pill); margin-bottom: 16px; background: rgba(255,255,255,.16); }
.flip-card__tag--problem { background: rgba(255,106,26,.2); color: var(--orange-2); }
.flip-card__face h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.4rem; margin-bottom: .6rem; }
.flip-card__front p { color: rgba(255,255,255,.72); }
.flip-card__back p { color: rgba(255,255,255,.95); }
.flip-card__hint { margin-top: auto; font-family: var(--font-mono); font-size: .72rem; color: var(--blue-fluor); }

/* ---------- Impact ---------- */
.impact { background: var(--bg); }
.impact__stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 40px; }
.stat { text-align: center; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px 20px; box-shadow: var(--shadow-sm); }
.stat__num { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.4rem, 5vw, 3.4rem); line-height: 1; letter-spacing: -.02em; background: var(--grad-orange); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat:nth-child(2) .stat__num, .stat:nth-child(4) .stat__num { background: var(--grad-blue); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat__label { margin-top: 10px; color: var(--ink-2); font-weight: 500; }
.impact__guarantees { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.impact__guarantees span { display: inline-flex; align-items: center; gap: .5rem; background: var(--surface); border: 1px solid var(--line); padding: .65rem 1.15rem; border-radius: var(--pill); font-weight: 600; font-size: .92rem; box-shadow: var(--shadow-sm); }
.impact__guarantees svg { color: var(--orange); }

/* ---------- Audience ---------- */
.audience { background: var(--bg-2); }
.audience__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.audience-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px; box-shadow: var(--shadow-sm); transition: transform .4s var(--ease), box-shadow .4s; }
.audience-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.audience-card__emoji { font-size: 2rem; margin-bottom: 14px; }
.audience-card h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; margin-bottom: .5rem; }
.audience-card p { color: var(--ink-2); font-size: .95rem; }
.audience-card--cta { grid-column: span 2; background: var(--dark); color: #fff; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: .3rem; }
.audience-card--cta h3 { font-size: 1.7rem; }
.audience-card--cta p { color: rgba(255,255,255,.76); margin-bottom: 1.1rem; }

/* ---------- Values ---------- */
.values { background: var(--bg); }
.values__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.value-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px; box-shadow: var(--shadow-sm); transition: transform .4s var(--ease), box-shadow .4s; }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.value-card__icon { width: 52px; height: 52px; border-radius: 15px; display: grid; place-items: center; margin-bottom: 16px; }
.value-card__icon svg { width: 26px; height: 26px; }
.icon--orange { background: rgba(255,106,26,.12); color: var(--orange); }
.icon--blue { background: rgba(0,124,255,.12); color: var(--blue); }
.icon--yellow { background: rgba(224,168,0,.16); color: #C98A00; }
.value-card h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; margin-bottom: .5rem; }
.value-card p { color: var(--ink-2); font-size: .95rem; }

/* ---------- Manifesto ---------- */
.manifesto { background: var(--dark); color: #fff; text-align: center; }
.manifesto__inner { max-width: 920px; }
.manifesto__text { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.5rem, 4vw, 2.6rem); line-height: 1.26; letter-spacing: -.02em; margin: 1.4rem 0 2.2rem; }
.manifesto__text b { font-weight: 700; }
.manifesto__text b:nth-of-type(1) { color: var(--orange); }
.manifesto__text b:nth-of-type(2) { color: var(--blue-fluor); }
.manifesto__type { display: inline-flex; flex-direction: column; gap: .7rem; align-items: center; }
.typewriter { font-family: var(--font-mono); font-size: clamp(1rem, 2.5vw, 1.35rem); color: #fff; min-height: 1.6em; }
.typewriter::after { content: "▋"; color: var(--orange); animation: blink 1s steps(2) infinite; }

/* ---------- FAQ ---------- */
.faq { background: var(--bg-2); }
.faq__list { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq__item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: border-color .3s, box-shadow .3s; }
.faq__item.is-open { border-color: var(--line-2); box-shadow: var(--shadow-sm); }
.faq__q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 21px 24px; text-align: left; font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; }
.faq__icon { position: relative; width: 18px; height: 18px; flex-shrink: 0; }
.faq__icon::before, .faq__icon::after { content: ""; position: absolute; top: 50%; left: 50%; background: var(--orange); border-radius: 2px; transform: translate(-50%,-50%); }
.faq__icon::before { width: 14px; height: 2px; }
.faq__icon::after { width: 2px; height: 14px; transition: transform .3s var(--ease); }
.faq__item.is-open .faq__icon::after { transform: translate(-50%,-50%) scaleY(0); }
.faq__a { max-height: 0; overflow: hidden; transition: max-height .42s var(--ease); }
.faq__a p { padding: 0 24px 22px; color: var(--ink-2); }

/* ---------- Contact ---------- */
.contact { background: var(--bg-2); position: relative; overflow: hidden; }
.contact__bg { position: absolute; inset: 0; pointer-events: none; }
.contact__bg .orb { opacity: .28; }
.contact .container { position: relative; z-index: 1; }
.contact__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 26px; max-width: 1000px; margin: 0 auto; align-items: start; }
.contact__info { background: var(--dark); color: #fff; border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-lg); }
.contact__line { display: flex; align-items: center; gap: 14px; padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.1); transition: color .25s; }
.contact__line:hover { color: var(--orange-2); }
.contact__line svg { width: 22px; height: 22px; color: var(--orange); flex-shrink: 0; }
.contact__line span { display: flex; flex-direction: column; font-size: 1rem; }
.contact__line b { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.5); font-weight: 500; margin-bottom: 3px; }
.contact__socials { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 16px; }
.contact__socials a { font-size: .85rem; padding: .5rem .9rem; border: 1px solid rgba(255,255,255,.2); border-radius: var(--pill); transition: background .3s, border-color .3s, transform .3s, color .3s; }
.contact__socials a:hover { background: var(--orange); border-color: transparent; color: #fff; transform: translateY(-2px); }
.contact__note { color: rgba(255,255,255,.72); font-size: .9rem; }
.contact__note strong { color: var(--yellow); }
.contact__form { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow); display: grid; gap: 18px; }
.field { display: grid; gap: 8px; }
.field label { font-weight: 600; font-size: .9rem; }
.field input, .field textarea { font: inherit; padding: 14px 16px; border: 1px solid var(--line-2); border-radius: 12px; background: var(--bg); transition: border-color .25s, box-shadow .25s, background .25s; resize: vertical; width: 100%; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 4px rgba(255,106,26,.13); background: #fff; }
.field input.invalid, .field textarea.invalid { border-color: #E5484D; box-shadow: 0 0 0 4px rgba(229,72,77,.1); }
.contact__form-hint { text-align: center; font-size: .82rem; color: var(--ink-3); }
.contact__success { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 48px 36px; text-align: center; box-shadow: var(--shadow); }
.contact__success-icon { width: 66px; height: 66px; border-radius: 50%; background: var(--grad-orange); display: grid; place-items: center; margin: 0 auto 20px; box-shadow: var(--shadow-orange); }
.contact__success-icon svg { width: 30px; height: 30px; color: #fff; }
.contact__success h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; margin-bottom: .5rem; }
.contact__success p { color: var(--ink-2); }

/* ---------- Footer ---------- */
.footer { background: var(--dark-2); color: rgba(255,255,255,.7); padding: 66px 0 28px; }
.footer__top { display: grid; grid-template-columns: 1.3fr 2fr; gap: 44px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer__brand .nav__logo { color: #fff; margin-bottom: 14px; }
.footer__brand p { max-width: 340px; font-size: .95rem; margin-bottom: 18px; }
.footer__socials { display: flex; gap: 16px; flex-wrap: wrap; }
.footer__socials a { font-size: .86rem; color: rgba(255,255,255,.6); transition: color .3s; }
.footer__socials a:hover { color: var(--orange); }
.footer__nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer__nav h4 { font-family: var(--font-display); font-size: 1rem; color: #fff; margin-bottom: 14px; }
.footer__nav a { display: block; font-size: .92rem; padding: 5px 0; color: rgba(255,255,255,.6); transition: color .3s; }
.footer__nav a:hover { color: #fff; }
.footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 24px; font-family: var(--font-mono); font-size: .78rem; color: rgba(255,255,255,.45); }

/* ---------- Reveal ---------- */
html.js .reveal { opacity: 0; transform: translateY(28px); filter: blur(6px); transition: opacity .8s var(--ease), transform .8s var(--ease), filter .8s var(--ease); will-change: opacity, transform; }
html.js .reveal[data-reveal="left"] { transform: translateX(-40px); }
html.js .reveal[data-reveal="right"] { transform: translateX(40px); }
html.js .reveal[data-reveal="scale"] { transform: scale(.94); }
html.js .reveal.is-in { opacity: 1; transform: none; filter: none; }

/* ---------- Keyframes ---------- */
@keyframes loadbar { to { width: 100%; } }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes spectrum { to { background-position: 220% center; } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(0,212,255,.55); } 70% { box-shadow: 0 0 0 12px rgba(0,212,255,0); } 100% { box-shadow: 0 0 0 0 rgba(0,212,255,0); } }
@keyframes cue { 0% { top: -40%; } 100% { top: 100%; } }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.float-slow { animation: floaty 7s var(--ease) infinite; }
.float-med { animation: floaty 5.4s var(--ease) infinite; }
.float-fast { animation: floaty 4.2s var(--ease) infinite; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero__hud { min-height: 300px; }
  .hud-card--b { right: 12%; }
  .values__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__burger { display: block; }
  .hero { padding-top: 110px; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__hud { display: none; }
  .hero__cue { display: none; }
  .services__bento { grid-template-columns: 1fr 1fr; }
  .service-card--lead { grid-column: 1 / 3; grid-row: auto; }
  .service-card--wide { grid-column: 1 / 3; }
  .levels__grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
  .level-card--featured { transform: none; order: -1; }
  .process__track { grid-template-columns: 1fr; gap: 0; }
  .process__track::before { left: 29px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
  .process__track::after { display: none; }
  .process-step { text-align: left; display: grid; grid-template-columns: 60px 1fr; gap: 18px; padding-bottom: 32px; }
  .process-step__node { margin: 0; }
  .lab__grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
  .flip-card.is-flipped .flip-card__inner { transform: rotateY(180deg); }
  .audience__grid { grid-template-columns: 1fr 1fr; }
  .audience-card--cta { grid-column: 1 / 3; }
  .contact__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 32px, var(--container)); }
  .section { padding: 70px 0; }
  .services__bento { grid-template-columns: 1fr; }
  .service-card--lead, .service-card--wide { grid-column: auto; }
  .impact__stats { grid-template-columns: 1fr 1fr; }
  .audience__grid { grid-template-columns: 1fr; }
  .audience-card--cta { grid-column: auto; }
  .values__grid { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: 1fr 1fr; }
  .hero__actions .btn { width: 100%; }
}
@media (max-width: 380px) {
  .impact__stats { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: 1fr; }
}

/* ---------- Mobile performance (≤900px) ----------
   Recortamos blur grandes y simplificamos el reveal para que
   el scroll en móvil vaya fluido. */
@media (max-width: 900px) {
  html.js .reveal { filter: none; transition: opacity .6s var(--ease), transform .6s var(--ease); will-change: auto; }
  html.js .reveal.is-in { filter: none; }
  .hero__blob { filter: blur(48px); }
  .orb { filter: blur(46px); opacity: .42; }
  .float-slow, .float-med, .float-fast { animation: none; }
  .ticker { -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  html.js .reveal { opacity: 1; transform: none; filter: none; }
  .ticker__track, .logos__track { animation: none; }
}

/* =================================================================
   SKILLS & PORTFOLIO EXTENSIONS
   ================================================================= */

/* ---------- Typewriter ---------- */
.typewriter-container {
  font-family: var(--font-headline, sans-serif);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  color: #ffffff;
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.typewriter-cursor {
  display: inline-block;
  width: 3px;
  height: 1.1em;
  background-color: var(--blue-fluor, #00d4ff);
  margin-left: 6px;
  animation: blinkCursor 0.8s infinite;
  vertical-align: middle;
}
@keyframes blinkCursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ---------- Interactive 3D Cube ---------- */
.mistereia-core {
  width: 140px;
  height: 140px;
  margin: 2rem auto 3rem;
  perspective: 800px;
}
.cube-3d {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  animation: rotateCube 20s infinite linear;
}
.cube-3d div {
  position: absolute;
  width: 140px;
  height: 140px;
  background: rgba(0, 212, 255, 0.05);
  border: 2px solid var(--blue-fluor);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  backface-visibility: visible;
}
.cube-3d .front  { transform: translateZ(70px); }
.cube-3d .back   { transform: rotateY(180deg) translateZ(70px); border-color: var(--yellow); box-shadow: 0 0 20px rgba(255, 215, 0, 0.2); }
.cube-3d .right  { transform: rotateY(90deg) translateZ(70px); }
.cube-3d .left   { transform: rotateY(-90deg) translateZ(70px); border-color: var(--yellow); box-shadow: 0 0 20px rgba(255, 215, 0, 0.2); }
.cube-3d .top    { transform: rotateX(90deg) translateZ(70px); }
.cube-3d .bottom { transform: rotateX(-90deg) translateZ(70px); border-color: var(--orange); box-shadow: 0 0 20px rgba(255, 106, 26, 0.2); }
@keyframes rotateCube {
  from { transform: rotateX(0) rotateY(0); }
  to   { transform: rotateX(360deg) rotateY(360deg); }
}

/* ---------- 3D Tilt Cards ---------- */
.tilt-card {
  position: relative;
  perspective: 1200px;
  width: 100%;
  cursor: crosshair;
}
.tilt-card__inner {
  position: relative;
  width: 100%;
  height: 100%;
  background: rgba(10, 11, 14, 0.9);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 16px;
  padding: 2rem;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.19, 1, 0.22, 1), box-shadow 0.6s ease, border-color 0.6s ease;
  overflow: hidden;
}
.tilt-card__inner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0, 212, 255, 0.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
}
.tilt-card__inner.is-hovered::before {
  opacity: 1;
}
.tilt-card__content {
  position: relative;
  z-index: 1;
}