/* FluxCommerce — sitio oficial
   Dirección: logística nocturna. Azul marino profundo y el degradado del logo
   (azul → verde azulado) marca el "flujo" (pedidos, rutas, acción). Las secciones claras (Pacto) son el
   contrato: papel, tipografía editorial. */

:root {
  --ink: #060A16;
  --ink-2: #0A1122;
  --ink-3: #101A30;
  --bone: #EEF2F8;
  --bone-2: #D8E1EE;
  --muted: #95A2B8;
  --line: rgba(238, 242, 248, .11);
  --line-strong: rgba(238, 242, 248, .2);
  --signal: #2F7BFF;
  --blue: #0259FD;
  --teal: #029A8D;
  --teal-2: #14C2AA;
  --grad: linear-gradient(120deg, #0259FD 0%, #0A7FE6 45%, #029A8D 100%);
  --grad-text: linear-gradient(110deg, #3D8BFF 0%, #1FA8F0 50%, #17C9AE 100%);
  --signal-soft: rgba(2, 89, 253, .16);
  --mint: #3FE0C5;

  --f-display: "Bricolage Grotesque", ui-sans-serif, sans-serif;
  --f-serif: "Instrument Serif", ui-serif, Georgia, serif;
  --f-mono: "IBM Plex Mono", ui-monospace, monospace;

  --r: 18px;
  --gutter: clamp(16px, 4vw, 40px);
  --max: 1240px;
  --ease: cubic-bezier(.2, .7, .1, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--f-display);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* grano */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 100;
  opacity: .06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 800; letter-spacing: -.025em; line-height: 1.02; text-wrap: balance; }
p { margin: 0; }
em { font-family: var(--f-serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; }
.mono { font-family: var(--f-mono); }
.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: max(var(--gutter), env(safe-area-inset-left)); }
::selection { background: var(--blue); color: #fff; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 6px; }

.skip { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--blue); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }

/* ---------- botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  background: var(--grad); color: #fff;
  font: 700 1rem/1 var(--f-display);
  padding: 17px 26px; border-radius: 999px; border: 0;
  text-decoration: none; cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .2s;
  box-shadow: 0 0 0 0 var(--signal-soft);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 34px -8px rgba(2, 89, 253, .65), 0 6px 20px -10px rgba(2, 154, 141, .6); }
.btn span { transition: transform .25s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn--sm { padding: 11px 18px; font-size: .92rem; }
.btn--ghost { background: transparent; color: var(--bone); box-shadow: inset 0 0 0 1.5px var(--line-strong); }
.btn--ghost:hover { box-shadow: inset 0 0 0 1.5px var(--bone); }
.btn--full { width: 100%; }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background .3s, backdrop-filter .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled { background: rgba(6, 10, 22, .78); backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4); border-color: var(--line); }
.nav__in { display: flex; align-items: center; gap: 28px; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 9px; text-decoration: none; font-size: 1.22rem; font-weight: 500; letter-spacing: -.03em; }
.brand img { width: 34px; height: 34px; object-fit: contain; }
.brand b { font-weight: 800; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; }
.nav__links { display: flex; gap: 26px; margin-left: auto; }
.nav__links a { text-decoration: none; font-size: .94rem; color: var(--muted); transition: color .2s; }
.nav__links a:hover { color: var(--bone); }
.nav__burger { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 12px 10px; cursor: pointer; margin-left: auto; }
.nav__burger span { display: block; height: 2px; background: var(--bone); border-radius: 2px; transition: transform .3s var(--ease); }
.nav__burger span + span { margin-top: 7px; }
.nav__burger[aria-expanded="true"] span:first-child { transform: translateY(4.5px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:last-child { transform: translateY(-4.5px) rotate(-45deg); }
.menu { display: grid; gap: 4px; padding: 8px var(--gutter) 24px; background: rgba(6, 10, 22, .96); border-bottom: 1px solid var(--line); }
.menu[hidden] { display: none; }
.menu a:not(.btn) { padding: 12px 0; text-decoration: none; font-size: 1.3rem; font-weight: 700; border-bottom: 1px solid var(--line); }
.menu .btn { margin-top: 14px; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; padding: 120px 0 80px; overflow: hidden; isolation: isolate; }
.hero__flow { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; opacity: .9; }
.hero::before { /* viñeta para legibilidad */
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(ellipse 70% 60% at 22% 50%, rgba(6, 10, 22, .92), rgba(6, 10, 22, .2) 70%),
    linear-gradient(to top, var(--ink), transparent 30%);
}
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .9fr); gap: clamp(32px, 6vw, 88px); align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); padding: 8px 14px; border: 1px solid var(--line); border-radius: 999px; background: rgba(6, 10, 22, .5); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal-2); box-shadow: 0 0 0 0 rgba(2, 89, 253, .6); animation: ping 2s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 10px rgba(2, 89, 253, 0); } 100% { box-shadow: 0 0 0 0 rgba(2, 89, 253, 0); } }
.hero h1 { font-size: clamp(2.9rem, 6.6vw, 6.4rem); margin: 24px 0 24px; letter-spacing: -.045em; line-height: .92; }
.hero h1 em { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; font-size: 1.08em; letter-spacing: -.03em; }
.lead { font-size: clamp(1.05rem, 1.5vw, 1.25rem); color: #C9CCC5; max-width: 34em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero__facts { list-style: none; padding: 0; margin: 44px 0 0; display: flex; flex-wrap: wrap; gap: 0; border-top: 1px solid var(--line); max-width: 600px; }
.hero__facts li { flex: 1 1 150px; padding: 16px 18px 0 0; display: grid; gap: 2px; }
.hero__facts li + li { padding-left: 18px; border-left: 1px solid var(--line); }
.hero__facts b { font-size: 1.15rem; }
.hero__facts span { font-size: .86rem; color: var(--muted); }

/* tarjeta de pedido */
.order {
  position: relative;
  background: linear-gradient(160deg, rgba(24, 32, 28, .92), rgba(17, 23, 20, .92));
  border: 1px solid var(--line-strong);
  border-radius: 24px; padding: 24px;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .8), 0 0 0 1px rgba(255, 255, 255, .02) inset;
  transform: rotate(1.6deg);
}
.order__head { display: flex; justify-content: space-between; align-items: center; font-size: .72rem; letter-spacing: .08em; color: var(--muted); }
.order__place { font-size: 1.35rem; font-weight: 700; margin: 10px 0 18px; letter-spacing: -.02em; }
.pill { font-family: var(--f-mono); font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; }
.pill--live { background: var(--signal-soft); color: var(--signal); }
.pill--ok { background: rgba(63, 224, 197, .14); color: var(--mint); }
.order__steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.order__steps li { display: grid; grid-template-columns: 22px 1fr; gap: 14px; position: relative; padding-bottom: 16px; opacity: .38; transition: opacity .5s var(--ease); }
.order__steps li:last-child { padding-bottom: 0; }
.order__steps li::before { content: ""; position: absolute; left: 10px; top: 22px; bottom: 0; width: 2px; background: var(--line-strong); }
.order__steps li:last-child::before { display: none; }
.order__steps li i { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--line-strong); background: var(--ink-2); position: relative; z-index: 1; transition: all .4s var(--ease); }
.order__steps li b { display: block; font-size: .98rem; line-height: 1.3; }
.order__steps li span { font-size: .82rem; color: var(--muted); }
.order__steps li.done, .order__steps li.now { opacity: 1; }
.order__steps li.done i { background: var(--teal-2); border-color: var(--teal-2); box-shadow: inset 0 0 0 4px var(--ink-2); }
.order__steps li.done::before { background: linear-gradient(var(--blue), var(--teal-2)); }
.order__steps li.now i { border-color: var(--signal); animation: ping 1.6s infinite; }
.order__foot { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; margin-top: 22px; padding-top: 16px; border-top: 1px dashed var(--line-strong); font-size: .7rem; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
.order__bar { height: 4px; background: var(--line); border-radius: 4px; overflow: hidden; }
.order__bar i { display: block; height: 100%; width: 20%; background: var(--grad); }

/* ---------- ticker ---------- */
.ticker { border-block: 1px solid var(--line); overflow: hidden; padding: 18px 0; background: var(--ink-2); }
.ticker__track { display: flex; gap: 28px; width: max-content; animation: tick 48s linear infinite; font-size: clamp(1.1rem, 2vw, 1.5rem); font-weight: 700; white-space: nowrap; letter-spacing: -.02em; }
.ticker__track span:nth-child(even) { color: var(--teal-2); }
@keyframes tick { to { transform: translateX(-50%); } }

/* ---------- secciones ---------- */
.section { padding: clamp(80px, 12vw, 150px) 0; }
.section--alt { background: var(--ink-2); border-block: 1px solid var(--line); }
.sh { margin-bottom: clamp(40px, 6vw, 72px); max-width: 900px; }
.sh--split { max-width: none; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 40px; align-items: end; }
.kicker { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--signal); margin-bottom: 18px; }
.sh h2 { font-size: clamp(2.3rem, 5.4vw, 4.4rem); }
.sh h2 em { color: var(--bone-2); opacity: .82; }
.sh__aside { color: var(--muted); font-size: 1.05rem; max-width: 30em; padding-bottom: 8px; }

/* pasos */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line-strong); }
.step { padding: 28px 26px 8px 0; position: relative; }
.step + .step { padding-left: 26px; border-left: 1px solid var(--line); }
.step__n { display: block; font-size: 3.6rem; line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--line-strong); margin-bottom: 40px; transition: color .4s, -webkit-text-stroke-color .4s; }
.step:hover .step__n { -webkit-text-stroke-color: transparent; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; }
.step h3 { font-size: 1.35rem; margin-bottom: 12px; letter-spacing: -.02em; line-height: 1.12; }
.step p { color: var(--muted); font-size: .98rem; }

/* carriles */
.lanes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.lane { background: var(--ink); border: 1px solid var(--line); border-radius: var(--r); padding: 28px; display: flex; flex-direction: column; gap: 14px; transition: border-color .3s, transform .4s var(--ease); }
.lane:hover { border-color: var(--signal); transform: translateY(-4px); }
.lane__top { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.lane__tag { font-weight: 700; font-size: .85rem; padding: 6px 12px; border-radius: 999px; background: var(--grad); color: #fff; }
.lane__max { font-size: .72rem; color: var(--muted); letter-spacing: .05em; text-transform: uppercase; }
.lane h3 { font-size: 1.6rem; line-height: 1.08; }
.lane p { color: var(--muted); font-size: .97rem; }
.ticks { list-style: none; margin: auto 0 0; padding: 16px 0 0; display: grid; gap: 9px; border-top: 1px solid var(--line); font-size: .92rem; }
.ticks li { display: grid; grid-template-columns: 18px 1fr; gap: 8px; }
.ticks li::before { content: ""; width: 12px; height: 7px; border-left: 2px solid var(--signal); border-bottom: 2px solid var(--signal); transform: rotate(-45deg) translate(1px, 6px); }

/* ficha de evidencia */
.evidence { margin-top: clamp(56px, 8vw, 96px); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: center; }
.evidence h3 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); margin-bottom: 18px; }
.evidence__copy > p:last-child { color: var(--muted); max-width: 32em; }
.card-ev { background: #F3F6FB; color: var(--ink); border-radius: 22px; padding: 24px; box-shadow: 0 50px 90px -40px rgba(0, 0, 0, .9), 14px 14px 0 var(--teal); transform: rotate(-1.2deg); transition: transform .5s var(--ease); }
.card-ev:hover { transform: rotate(0); }
.card-ev__head { display: grid; grid-template-columns: 52px 1fr auto; gap: 14px; align-items: center; padding-bottom: 18px; border-bottom: 1px solid rgba(6, 10, 22, .12); }
.card-ev__img { width: 52px; height: 52px; border-radius: 12px; background: var(--grad); color: #fff; display: grid; place-items: center; }
.card-ev__img svg { width: 30px; }
.card-ev__sku { font-size: .68rem; letter-spacing: .08em; color: #66728A; }
.card-ev__name { font-weight: 700; font-size: 1.12rem; line-height: 1.2; }
.card-ev .pill--ok { background: var(--ink); color: var(--mint); }
.card-ev__stats { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; border-bottom: 1px solid rgba(6, 10, 22, .12); }
.card-ev__stats div { padding: 18px 12px 18px 0; }
.card-ev__stats div + div { padding-left: 14px; border-left: 1px solid rgba(6, 10, 22, .12); }
.card-ev__stats dt { font-size: .76rem; color: #66728A; line-height: 1.3; }
.card-ev__stats dd { margin: 6px 0 0; font-size: 1.9rem; font-weight: 500; letter-spacing: -.03em; }
.card-ev__sat { padding: 18px 0; border-bottom: 1px solid rgba(6, 10, 22, .12); }
.card-ev__satlabel { display: flex; justify-content: space-between; font-size: .84rem; margin-bottom: 10px; }
.seats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.seats i { height: 10px; border-radius: 6px; background: rgba(6, 10, 22, .1); }
.seats i.on { background: var(--grad); }
.card-ev__angles { padding-top: 16px; }
.card-ev__angles > span { font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: #66728A; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chip { font-size: .82rem; padding: 6px 11px; border-radius: 999px; border: 1px solid rgba(6, 10, 22, .2); }
.chip--used { text-decoration: line-through; color: #8A93A6; background: rgba(6, 10, 22, .05); border-color: transparent; }

/* estudio IA */
.studio { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.tool { background: var(--ink); padding: 28px 24px; display: flex; flex-direction: column; gap: 10px; position: relative; transition: background .3s; }
.tool:hover { background: var(--ink-3); }
.tool__icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 10px; background: var(--signal-soft); color: var(--signal); font-size: 1.1rem; font-weight: 700; margin-bottom: 14px; transition: transform .4s var(--ease), background .3s, color .3s; }
.tool:hover .tool__icon { transform: rotate(-8deg) scale(1.08); background: var(--grad); color: #fff; }
.tool h3 { font-size: 1.15rem; letter-spacing: -.015em; }
.tool p { color: var(--muted); font-size: .92rem; }
.tool--big { grid-column: span 2; grid-row: span 2; padding: 36px; background: radial-gradient(120% 100% at 100% 0%, rgba(2, 89, 253, .2), transparent 55%), radial-gradient(80% 80% at 0% 100%, rgba(2, 154, 141, .14), transparent 60%), var(--ink); }
.tool--big h3 { font-size: clamp(1.7rem, 2.6vw, 2.3rem); }
.tool--big p { font-size: 1.02rem; max-width: 30em; }
.typer { margin-top: auto; padding: 18px 20px; border-radius: 12px; background: var(--ink-2); border: 1px solid var(--line); font-size: .9rem; min-height: 110px; color: var(--bone); line-height: 1.6; }
.typer__out b { color: var(--signal); font-weight: 500; }
.caret { display: inline-block; width: 8px; height: 1.05em; background: var(--signal); vertical-align: text-bottom; animation: blink 1s steps(1) infinite; margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }

/* pacto (papel) */
.pact { background: #F3F6FB; color: var(--ink); padding: clamp(80px, 12vw, 150px) 0; position: relative; }
.pact::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(to bottom, transparent 0 39px, rgba(6, 10, 22, .05) 39px 40px); pointer-events: none; }
.pact .wrap { position: relative; }
.pact .kicker { color: var(--blue); }
.pact .sh h2 em { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; opacity: 1; }
.pact__intro { font-size: 1.15rem; color: #46526A; margin-top: 22px; max-width: 34em; }
.pact__list { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--ink); }
.pact__list li { display: grid; grid-template-columns: clamp(64px, 10vw, 140px) 1fr; gap: 20px; padding: 28px 0; border-bottom: 1px solid rgba(6, 10, 22, .18); align-items: baseline; transition: padding .4s var(--ease); }
.pact__list li:hover { padding-left: 12px; }
.pact__n { font-family: var(--f-serif); font-style: italic; font-size: clamp(3rem, 7vw, 5.5rem); line-height: .8; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; }
.pact__list h3 { font-size: clamp(1.4rem, 2.8vw, 2.2rem); letter-spacing: -.025em; margin-bottom: 8px; }
.pact__list p { color: #46526A; font-size: 1.04rem; max-width: 40em; }

/* comparativa */
.vs { border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.vs__row { display: grid; grid-template-columns: minmax(120px, .8fr) 1fr 1fr; }
.vs__row > span { padding: 18px 22px; border-top: 1px solid var(--line); font-size: .98rem; }
.vs__row > span:nth-child(2) { color: var(--muted); text-decoration: line-through; text-decoration-color: rgba(152, 162, 156, .5); }
.vs__row > span:nth-child(3) { background: var(--signal-soft); font-weight: 600; }
.vs__row > span:first-child { font-weight: 700; }
.vs__row--head > span { border-top: 0; font-family: var(--f-mono); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); font-weight: 500 !important; text-decoration: none !important; }
.vs__row--head > span:nth-child(3) { background: var(--grad); color: #fff; }

/* niveles */
.tiers { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.tier { background: var(--ink); border: 1px solid var(--line); border-radius: var(--r); padding: 30px; display: flex; flex-direction: column; gap: 8px; position: relative; overflow: hidden; }
.tier__medal { width: 56px; height: 56px; border-radius: 50%; margin-bottom: 20px; background: var(--c); box-shadow: inset -6px -8px 0 rgba(0, 0, 0, .25), inset 4px 5px 0 rgba(255, 255, 255, .35); }
.tier--bronce { --c: linear-gradient(135deg, #E2A06F, #9C5B2E); }
.tier--plata { --c: linear-gradient(135deg, #F1F1EC, #9EA4A1); }
.tier--oro { --c: linear-gradient(135deg, #FFE08A, #C9921E); border-color: rgba(255, 210, 110, .5); background: radial-gradient(100% 70% at 100% 0%, rgba(255, 210, 110, .13), transparent 60%), var(--ink); }
.tier h3 { font-size: 2rem; }
.tier__how { color: var(--muted); margin-bottom: 18px; }

/* faq */
.faq { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.4fr); gap: 60px; align-items: start; }
.faq .sh { position: sticky; top: 110px; }
.faq__list { border-top: 1px solid var(--line-strong); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 24px 44px 24px 0; font-size: 1.2rem; font-weight: 700; position: relative; letter-spacing: -.015em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-family: var(--f-mono); font-weight: 400; font-size: 1.5rem; color: var(--signal); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 44px 24px 0; color: var(--muted); }

/* registro */
.signup { padding: clamp(80px, 12vw, 150px) 0; background: radial-gradient(60% 80% at 0% 100%, rgba(2, 89, 253, .26), transparent 60%), radial-gradient(50% 60% at 100% 0%, rgba(2, 154, 141, .18), transparent 60%), var(--ink-2); border-top: 1px solid var(--line); }
.signup__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 90px); align-items: center; }
.signup h2 { font-size: clamp(2.3rem, 5vw, 4.2rem); margin-bottom: 22px; }
.signup h2 em { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; }
.signup__copy > p:last-child { color: var(--muted); font-size: 1.1rem; max-width: 30em; }
.form { background: var(--ink); border: 1px solid var(--line-strong); border-radius: 24px; padding: clamp(22px, 3vw, 34px); display: grid; gap: 18px; }
.form label, .form legend { display: grid; gap: 8px; font-size: .86rem; font-weight: 500; color: var(--bone-2); }
.form input:not([type="radio"]), .form select {
  width: 100%; font: 500 1rem var(--f-display); color: var(--bone);
  background: var(--ink-2); border: 1px solid var(--line-strong); border-radius: 12px; padding: 14px 16px;
  transition: border-color .2s, box-shadow .2s; appearance: none; -webkit-appearance: none;
}
.form select { background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 20px) 55%, calc(100% - 15px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.form input:focus, .form select:focus { outline: none; border-color: var(--signal); box-shadow: 0 0 0 4px var(--signal-soft); }
.form input::placeholder { color: #5E6762; }
.form .invalid { border-color: #FF7A7A !important; }
.form fieldset { border: 0; padding: 0; margin: 0; }
.form legend { margin-bottom: 8px; }
.radios { display: grid; gap: 8px; }
.radio { grid-template-columns: auto 1fr !important; align-items: center; gap: 12px !important; padding: 12px 14px; border: 1px solid var(--line-strong); border-radius: 12px; cursor: pointer; font-size: .96rem !important; color: var(--bone) !important; transition: border-color .2s, background .2s; }
.radio input { accent-color: var(--signal); width: 18px; height: 18px; margin: 0; }
.radio:has(input:checked) { border-color: var(--signal); background: var(--signal-soft); }
.form__msg { font-size: .92rem; min-height: 1.4em; color: var(--muted); }
.form__msg.ok { color: var(--mint); }
.form__msg.err { color: #FF9A9A; }

/* pie */
.foot { padding: 70px 0 0; border-top: 1px solid var(--line); overflow: hidden; }
.foot__in { display: grid; grid-template-columns: 1.2fr 1fr auto; gap: 40px; align-items: start; }
.foot__brand p { color: var(--muted); margin-top: 12px; font-size: .95rem; }
.foot__links { display: grid; grid-template-columns: repeat(2, auto); gap: 10px 32px; justify-content: start; }
.foot__links a { text-decoration: none; color: var(--muted); font-size: .94rem; }
.foot__links a:hover { color: var(--signal); }
.foot__legal { font-size: .76rem; color: var(--muted); letter-spacing: .04em; }
.foot__giant { font-weight: 800; letter-spacing: -.07em; font-size: clamp(8rem, 33vw, 30rem); line-height: .74; margin: 50px 0 0; text-align: center; color: transparent; -webkit-text-stroke: 1px var(--line-strong); user-select: none; transform: translateY(12%); }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }
.order.reveal { transform: translateY(26px) rotate(1.6deg); }
.order.reveal.in { transform: rotate(1.6deg); }
.card-ev.reveal.in, .evidence.reveal.in .card-ev { transform: rotate(-1.2deg); }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .nav__links { display: none; }
  .nav .btn--sm { margin-left: auto; }
  .nav__burger { display: block; margin-left: 0; }
  .studio { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step:nth-child(3) { padding-left: 0; border-left: 0; }
  .step:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 900px) {
  .hero { min-height: auto; padding-top: 110px; }
  .hero__grid, .sh--split, .evidence, .signup__grid, .faq { grid-template-columns: minmax(0, 1fr); }
  .faq .sh { position: static; }
  .faq { gap: 0; }
  .order { transform: none; max-width: 460px; }
  .order.reveal, .order.reveal.in { transform: none; }
  .lanes, .tiers { grid-template-columns: minmax(0, 1fr); }
  .foot__in { grid-template-columns: minmax(0, 1fr); gap: 28px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .nav .btn--sm { display: none; }
  .nav__burger { margin-left: auto; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .step, .step + .step { padding: 24px 0 8px; border-left: 0; }
  .step + .step { border-top: 1px solid var(--line); }
  .step__n { margin-bottom: 18px; font-size: 2.8rem; }
  .studio { grid-template-columns: minmax(0, 1fr); }
  .tool--big { grid-column: auto; grid-row: auto; padding: 28px 24px; }
  .hero__facts li + li { padding-left: 0; border-left: 0; }
  .hero__facts li { flex-basis: 100%; padding-top: 14px; }
  .hero__cta .btn { flex: 1 1 100%; }
  .card-ev { box-shadow: 0 40px 70px -40px rgba(0,0,0,.9), 8px 8px 0 var(--teal); }
  .card-ev__stats dd { font-size: 1.5rem; }
  .vs__row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .vs__row > span:first-child { grid-column: 1 / -1; padding-bottom: 4px; border-top: 1px solid var(--line); }
  .vs__row > span:not(:first-child) { border-top: 0; padding-top: 6px; font-size: .9rem; }
  .vs__row--head > span:first-child { display: none; }
  .vs__row--head > span { padding-top: 14px !important; }
  .pact__list li { grid-template-columns: 56px 1fr; gap: 12px; }
}

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