/* ---------- Tokens ---------- */
:root {
  --bg: #ffffff;
  --ink: #141416;
  --ink-2: #3a3a3e;
  --muted: #6e6e74;
  --faint: #a4a4aa;
  --line: #ebebed;
  --soft: #f2f2f3;
  --dark: #1b1b1d;
  --card: #232326;
  --card-line: #2e2e32;
  --on-dark: #f4f4f5;
  --on-dark-2: #a2a2a8;
  --max: 1360px;
  --gut: clamp(20px, 4.6vw, 64px);
  --nav-h: 64px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  --font: "Inter Tight", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, dl, dd, ol, ul, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { background: #141416; color: #fff; }

.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--ink); color: #fff; padding: 8px 12px; border-radius: 8px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid #4a7dff; outline-offset: 3px; border-radius: 6px; }

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--gut);
  padding-right: var(--gut);
}
/* hairline frame like a Framer canvas */
.frame > .wrap,
.dark > .wrap,
.ticker,
.footer .wrap {
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
}
.ticker { max-width: var(--max); margin: 0 auto; }
.section { border-bottom: 1px solid var(--line); }
.section.frame > .wrap { padding-top: clamp(80px, 9vw, 136px); padding-bottom: clamp(80px, 9vw, 136px); }
.gap { border-bottom: 1px solid var(--line); }
.gap > .wrap { height: clamp(88px, 11vw, 168px); border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
.section, .ticker { border-top: 0; }

/* ---------- Type ---------- */
.h2 {
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.03em;
  font-weight: 500;
  text-wrap: balance;
}
.muted { color: var(--faint); }
.muted--dark { color: #6f6f76; }
.lead { color: var(--muted); font-size: 17px; line-height: 1.55; max-width: 34em; text-wrap: pretty; }
.lead--dim { color: var(--on-dark-2); }
.lead--ink { color: var(--ink-2); }
.lead a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--faint); }
.eyebrow { font-size: 13px; letter-spacing: 0.02em; color: var(--muted); margin-bottom: 20px; }
.eyebrow--light { color: rgba(255,255,255,.72); }
.intro { display: grid; gap: 24px; max-width: 760px; margin-bottom: clamp(56px, 7vw, 104px); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 46px; padding: 0 22px; border-radius: 999px;
  font-size: 15px; font-weight: 500; letter-spacing: -0.01em;
  transition: transform .4s var(--ease), background-color .25s, color .25s;
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn--soft { background: var(--soft); color: var(--ink); height: 40px; padding: 0 18px; font-size: 14px; }
.btn--soft:hover { background: #e8e8ea; }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: #2a2a2e; }
.btn--light { background: #fff; color: var(--ink); }

.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 500; }
.link-arrow::after { content: "→"; transition: transform .35s var(--ease); }
.link-arrow:hover::after { transform: translateX(4px); }
.link-arrow--light { color: rgba(255,255,255,.88); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.82);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav__inner {
  height: var(--nav-h);
  display: flex; align-items: center; gap: 32px;
  border-left: 1px solid var(--line); border-right: 1px solid var(--line);
}
.logo { display: inline-flex; align-items: center; gap: 8px; font-size: 21px; font-weight: 500; letter-spacing: -0.04em; }
.nav__links { display: flex; gap: 28px; margin-left: auto; font-size: 14px; font-weight: 500; }
.nav__links a { color: var(--ink-2); transition: color .2s; position: relative; }
.nav__links a:hover { color: var(--ink); }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__toggle { display: none; }
.mobile-menu { display: none; }

@media (max-width: 900px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle {
    display: grid; place-content: center; gap: 6px; margin-left: auto;
    width: 40px; height: 40px; border: 0; border-radius: 999px; background: var(--soft); cursor: pointer;
  }
  .nav__toggle span { display: block; width: 16px; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease); }
  .nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .mobile-menu:not([hidden]) {
    display: grid; gap: 4px; padding: 12px var(--gut) 24px;
    border-top: 1px solid var(--line); background: #fff;
  }
  .mobile-menu a:not(.btn) { padding: 12px 0; font-size: 20px; letter-spacing: -0.02em; border-bottom: 1px solid var(--line); }
  .mobile-menu .btn { margin-top: 16px; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: min(calc(100svh - var(--nav-h)), 900px);
  min-height: max(620px, min(calc(100svh - var(--nav-h)), 900px));
  display: flex; color: #fff;
  background: #121214 linear-gradient(135deg, #2b2f33 0%, #6b4a40 30%, #0f1012 45%, #6d8c96 62%, #141414 78%, #7a5446 100%);
}
.streaks { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.hero__shade {
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,.55) 100%),
              linear-gradient(90deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,0) 60%);
}
.hero__grid {
  position: relative;
  display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 40px;
  padding-top: 120px; padding-bottom: clamp(48px, 7vw, 88px);
  border-left: 1px solid rgba(255,255,255,.12); border-right: 1px solid rgba(255,255,255,.12);
}
.hero__grid::before { /* horizontal guide */
  content: ""; position: absolute; left: 0; right: 0; top: 22%; height: 1px; background: rgba(255,255,255,.1);
}
.hero__title {
  font-size: clamp(42px, 6.4vw, 84px);
  line-height: 1.02; letter-spacing: -0.038em; font-weight: 500;
  max-width: 17ch; text-wrap: balance;
}
.hero__lead { margin-top: 28px; max-width: 30em; color: rgba(255,255,255,.78); font-size: 17px; line-height: 1.55; }
.hero__actions { display: flex; align-items: center; gap: 24px; }

@media (max-width: 760px) {
  .hero__grid { grid-template-columns: 1fr; gap: 32px; }
  .hero__grid::before { display: none; }
}

/* ---------- Ticker ---------- */
.ticker { overflow: hidden; border-bottom: 1px solid var(--line); height: 88px; display: flex; align-items: center;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.ticker__track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.ticker ul { display: flex; flex-shrink: 0; }
.ticker li { display: flex; align-items: center; gap: 48px; padding-right: 48px; white-space: nowrap; font-size: 19px; font-weight: 500; letter-spacing: -0.02em; color: var(--ink-2); }
.ticker li::after { content: ""; width: 6px; height: 6px; border-radius: 2px; background: var(--faint); transform: rotate(45deg); }
.ticker:hover .ticker__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Problem split ---------- */
.section.frame > .wrap.split { padding-top: 0; padding-bottom: 0; }
.section.frame > .wrap.wrap--nobottom { padding-bottom: 0; }
.split {
  display: grid; grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  padding-left: 0 !important; padding-right: 0 !important;
}
.split__art { display: grid; place-items: center; padding: clamp(56px, 7vw, 96px) var(--gut); border-right: 1px solid var(--line); }
.split__art .iso { max-width: 470px; }
.split__list { display: flex; flex-direction: column; }
.rows { flex: 1; display: flex; flex-direction: column; }
.row {
  flex: 1; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  min-height: 84px; padding: 0 var(--gut) 0 32px; border-bottom: 1px solid var(--line);
  font-size: 16px; font-weight: 500;
  transition: background-color .3s;
}
.row:hover { background: #fafafa; }
.row dd { color: var(--ink-2); display: inline-flex; align-items: center; gap: 10px; }
.row dd::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #3fa66b; box-shadow: 0 0 0 4px rgba(63,166,107,.14); }
.callout { background: var(--dark); color: #fff; padding: 40px var(--gut) 44px 32px; }
.callout__big { font-size: clamp(36px, 3.6vw, 48px); letter-spacing: -0.04em; font-weight: 500; line-height: 1; }
.callout__txt { margin-top: 28px; color: var(--on-dark-2); max-width: 26em; }

@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .split__art { border-right: 0; border-bottom: 1px solid var(--line); }
  .row, .callout { padding-left: var(--gut); }
}

/* ---------- Isometric drawings ----------
   Three independent layers of motion per piece:
   .bob   -> idle animation, always running
   --m    -> magnet: pieces near the pointer rise (set by main.js)
   --lift -> direct hover / "agent" pick                                 */
.iso { display: block; width: 100%; height: auto; overflow: visible; }
.iso path { stroke-width: 1; stroke-linejoin: round; stroke-linecap: round; transition: stroke .35s, fill .35s; }
.iso .part {
  --mag: 10px;
  transform: translateY(calc(var(--i) * (var(--spread, 0px) + var(--ms, 0) * 7px) * -1 - var(--lift, 0px) - var(--m, 0) * var(--mag)));
  transition: transform .6s var(--ease);
}

/* light: stacks of trays */
.iso--light path { stroke: #cfcfd4; }
.iso--light .t { fill: #f7f7f8; } .iso--light .l { fill: #eeeef0; } .iso--light .r { fill: #e4e4e7; }
.iso--stacks .part { --mag: 0px; }
.iso--stacks .bob { animation: breathe 5.5s ease-in-out infinite; animation-delay: calc(var(--c) * -0.9s + var(--i) * 0.06s); }
.iso--stacks .col:hover { --spread: 4px; }
.iso--stacks .part:hover,
.iso--stacks .part:hover ~ .part { --lift: 16px; }
.iso--stacks .part:hover path, .iso--stacks .part.on path { stroke: #141416; }
.iso--stacks .part:hover .t, .iso--stacks .part.on .t { fill: #fff; }
.iso--stacks .part.on { --lift: 18px; }

/* dark: service cards */
.iso--dark path { stroke: #5a5a61; }
.iso--dark .t { fill: #2a2a2e; } .iso--dark .l { fill: #222225; } .iso--dark .r { fill: #1d1d20; }
.iso--dark .inner { fill: #1c1c1f; } .iso--dark .tab { fill: #2a2a2e; }
.iso--dark .ln { stroke: #7a7a82; }
.iso--dark .hl path, .iso--dark .part.on path, .iso--dark .part:hover path { stroke: #f4f4f5; }
.iso--dark .hl .ln, .iso--dark .part:hover .ln { stroke: #cfcfd4; }
.iso--dark .part:hover { --lift: 12px; }

/* documents: sheets float; one at a time is filed into the tray */
.iso--docs .bob { animation: bob 5s ease-in-out infinite; animation-delay: calc(var(--i) * -1.4s); }
.iso--docs .sheet.on { --lift: calc(var(--i) * -16px - 24px); }
.card:hover .iso--docs .sheet { --lift: calc(var(--i) * -16px - 24px); }
.card:hover .iso--docs .sheet:hover { --lift: calc(var(--i) * -16px - 10px); }

/* folders: sway in sequence, one gets pulled */
.iso--folders .part { --mag: 18px; }
.iso--folders .bob { animation: bob 3.6s ease-in-out infinite; animation-delay: calc(var(--i) * -0.35s); }
.iso--folders .part.on { --lift: 22px; }
.iso--folders .part:hover { --lift: 26px; }

/* tiles: a wave rolls across the board, messages pop up */
.iso--tiles .part { --mag: 14px; }
.iso--tiles .bob { animation: wave 4.5s ease-in-out infinite; animation-delay: calc(var(--i) * 0.07s); }
.iso--tiles .part.on { --lift: 14px; }
.iso--tiles .part.on .t { fill: #f4f4f5; }

/* tax layers: breathe open; exploded view on hover */
.iso--layers .part { --mag: 8px; }
.iso--layers .bob { animation: breathe 4.8s ease-in-out infinite; }
.card:hover .iso--layers { --spread: 9px; }
.iso--layers .part:hover { --lift: 14px; }

@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes breathe { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(calc(var(--i) * -3px)); } }
@keyframes wave { 0%, 70%, 100% { transform: translateY(0); } 15% { transform: translateY(-9px); } 30% { transform: translateY(0); } }

/* ---------- Dark sections ---------- */
.dark { border-bottom: 1px solid var(--line); }
.dark > .wrap {
  background: var(--dark); color: var(--on-dark);
  padding-top: clamp(80px, 9vw, 136px); padding-bottom: clamp(80px, 9vw, 136px);
}
.services { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 48px; }
.services__intro { display: grid; gap: 24px; align-content: start; position: sticky; top: calc(var(--nav-h) + 40px); }
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.card {
  background: var(--card); padding: 32px; display: flex; flex-direction: column;
  transition: background-color .35s;
}
.card:hover { background: #28282b; }
.card__art { height: 190px; margin: 4px 0 36px; display: flex; align-items: flex-end; }
.card__art .iso { width: auto; height: 100%; max-width: 100%; }
.card h3 { font-size: 18px; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 10px; }
.card p { color: var(--on-dark-2); font-size: 15.5px; line-height: 1.55; margin-bottom: 24px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.tags li {
  font-size: 11.5px; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 4px 7px; border-radius: 4px; background: #303034; color: #c9c9ce;
}
@media (max-width: 1000px) {
  .services { grid-template-columns: 1fr; }
  .services__intro { position: static; }
}
@media (max-width: 640px) {
  .cards { grid-template-columns: 1fr; }
  .card { padding: 24px; }
}

/* ---------- Proposal ---------- */
.section.frame > .wrap.proposal { padding-top: 0; padding-bottom: 0; padding-left: 0; }
.proposal { display: grid; grid-template-columns: 1fr 1fr; }
.proposal__visual {
  position: relative; isolation: isolate; overflow: hidden; min-height: 640px;
  display: flex; align-items: flex-end; padding: 40px;
  background: #121214 linear-gradient(135deg, #4a3a34, #101012 50%, #5d7782);
  color: #fff;
}
.proposal__visual::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0,0,0,0) 35%, rgba(0,0,0,.6)); }
.proposal__visual blockquote p { font-size: clamp(22px, 2.2vw, 28px); line-height: 1.2; letter-spacing: -0.03em; font-weight: 500; max-width: 18em; text-wrap: balance; }
.proposal__visual footer { margin-top: 16px; font-size: 14px; color: rgba(255,255,255,.7); }
.proposal__copy { padding: clamp(80px, 10vw, 150px) 0 clamp(80px, 10vw, 150px) clamp(32px, 5vw, 72px); display: flex; flex-direction: column; align-items: flex-start; gap: 24px; }
.stats { display: flex; flex-wrap: wrap; gap: 28px 44px; margin: 24px 0 40px; }
.stats dt { font-size: clamp(26px, 2.3vw, 32px); letter-spacing: -0.04em; font-weight: 500; line-height: 1.1; }
.stats dd { margin-top: 6px; font-size: 13.5px; color: var(--muted); }
@media (max-width: 900px) {
  .section.frame > .wrap.proposal { padding-left: var(--gut); padding-right: var(--gut); }
  .proposal { grid-template-columns: 1fr; }
  .proposal__visual { min-height: 420px; margin: 0 calc(var(--gut) * -1); }
  .proposal__copy { padding-left: 0; }
}

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px; counter-reset: s; }
.pill { display: inline-block; font-size: 11.5px; letter-spacing: 0.04em; text-transform: uppercase; padding: 4px 7px; border-radius: 4px; background: var(--soft); color: var(--ink-2); }
.steps li { position: relative; }
.steps li::before { content: ""; display: block; height: 1px; background: var(--line); margin: 24px 0 32px; order: 2; }
.steps li { display: flex; flex-direction: column; }
.steps .pill { order: 1; align-self: flex-start; }
.steps h3 { order: 3; font-size: 26px; font-weight: 400; letter-spacing: -0.03em; margin-bottom: 12px; }
.steps p { order: 4; font-size: 15px; color: var(--muted); }
@media (max-width: 1000px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; gap: 40px; } }

/* ---------- Profiles ---------- */
.profiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.profile { background: var(--card); padding: 28px; min-height: 230px; display: flex; flex-direction: column; transition: background-color .35s; }
.profile:hover { background: #28282b; }
.profile__icon { width: 48px; height: 48px; display: grid; place-items: center; background: #303034; border-radius: 4px; margin-bottom: auto; }
.profile__icon svg { width: 22px; height: 22px; fill: none; stroke: #d6d6da; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.profile h3 { font-size: clamp(20px, 1.8vw, 24px); font-weight: 400; letter-spacing: -0.03em; margin: 56px 0 14px; }
.profile .tags { margin-top: 0; }
@media (max-width: 1000px) { .profiles { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .profiles { grid-template-columns: 1fr; } .profile { min-height: 0; } .profile h3 { margin-top: 32px; } }

/* ---------- FAQ ---------- */
.faq { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px; }
.faq__intro { display: grid; gap: 20px; align-content: start; }
.faq__list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 24px 0; font-size: 18px; font-weight: 500; letter-spacing: -0.02em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex-shrink: 0; width: 28px; height: 28px; border-radius: 999px; background: var(--soft)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 1v10M1 6h10' stroke='%23141416' stroke-width='1.4'/%3E%3C/svg%3E") center no-repeat;
  transition: transform .35s var(--ease), background-color .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary:hover::after { background-color: #e8e8ea; }
.faq details p { padding: 0 48px 28px 0; color: var(--muted); max-width: 40em; }
.faq details[open] p { animation: fade .45s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(-6px); } }
@media (max-width: 900px) { .faq { grid-template-columns: 1fr; } .faq details p { padding-right: 0; } }

/* ---------- CTA ---------- */
.cta { border-bottom: 1px solid var(--line); }
.cta > .wrap { padding-left: 0; padding-right: 0; border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
.cta__box { position: relative; isolation: isolate; overflow: hidden; color: #fff;
  background: #121214 linear-gradient(135deg, #1a1a1c, #5f4238 35%, #101012 55%, #6f8c97 80%, #2a2020);
}
.cta__box::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0,0,0,.45), rgba(0,0,0,0) 60%); }
.cta__content { padding: clamp(96px, 11vw, 160px) var(--gut) clamp(160px, 18vw, 280px); }
.cta__title { font-size: clamp(38px, 5.4vw, 72px); line-height: 1.04; letter-spacing: -0.036em; font-weight: 500; }
.cta__lead { margin-top: 24px; max-width: 30em; color: rgba(255,255,255,.8); font-size: 17px; }
.cta__actions { margin-top: 40px; display: flex; flex-wrap: wrap; align-items: center; gap: 24px; }

/* ---------- Footer ---------- */
.footer .wrap { padding-top: clamp(72px, 8vw, 112px); padding-bottom: 32px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 2fr; gap: 40px; }
.footer__brand p { margin-top: 16px; color: var(--muted); font-size: 14px; max-width: 22em; }
.footer nav, .footer__grid > div:not(.footer__brand) { display: flex; flex-direction: column; gap: 10px; font-size: 14.5px; }
.footer__grid a:not(.logo) { color: var(--ink-2); transition: color .2s; }
.footer__grid a:not(.logo):hover { color: var(--ink); }
.footer__label { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--faint); margin-bottom: 6px; }
.footer__big { font-size: clamp(26px, 2.6vw, 36px); line-height: 1.1; letter-spacing: -0.035em; color: var(--faint); text-align: right; font-weight: 500; text-wrap: balance; }
.footer__big span { color: var(--ink); }
.footer__legal { display: flex; justify-content: space-between; font-size: 13px; color: var(--faint); padding-top: 24px !important; border-top: 1px solid var(--line); }
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand, .footer__big { grid-column: 1 / -1; }
  .footer__big { text-align: left; order: -1; }
}

/* ---------- Reveal (Framer-style) ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); filter: blur(6px); transition: opacity .9s var(--ease), transform .9s var(--ease), filter .9s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; filter: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; filter: none; }
}

.section.frame > .wrap.wrap--nobottom { padding-bottom: clamp(64px, 7vw, 104px); }
.wrap--nobottom .intro { margin-bottom: 0; }

/* =====================================================================
   RECURSOS (hub, articles, calculators, templates)
   ===================================================================== */
.nav__links a[aria-current="page"] { color: var(--ink); }
.nav__links a[aria-current="page"]::after { transform: scaleX(1); }
.gap--sm > .wrap { height: clamp(40px, 5vw, 72px); }

/* page head */
.page-head { border-bottom: 1px solid var(--line); }
.page-head > .wrap { padding-top: clamp(56px, 7vw, 104px); padding-bottom: clamp(56px, 7vw, 96px); border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
.page-head .lead { margin-top: 24px; max-width: 40em; }
.page-head__title { font-size: clamp(40px, 5.6vw, 76px); line-height: 1.02; letter-spacing: -0.04em; font-weight: 500; max-width: 16ch; text-wrap: balance; }
.page-head__title--article { font-size: clamp(36px, 4.6vw, 64px); max-width: 20ch; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13px; color: var(--faint); margin-bottom: 40px; }
.crumbs a { color: var(--muted); } .crumbs a:hover { color: var(--ink); }

/* hub */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 40px; }
.chip { font: inherit; font-size: 14px; font-weight: 500; border: 1px solid var(--line); background: #fff; color: var(--ink-2); height: 38px; padding: 0 14px; border-radius: 999px; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: background-color .2s, color .2s, border-color .2s; }
.chip span { font-size: 12px; color: var(--faint); }
.chip:hover { border-color: #d6d6da; }
.chip[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.chip[aria-pressed="true"] span { color: #9a9aa0; }
.res-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 48px; }
.res-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.res-card[hidden] { display: none; }
.res-card a { display: flex; flex-direction: column; height: 100%; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: #fff; transition: border-color .3s, transform .5s var(--ease), box-shadow .5s var(--ease); }
.res-card a:hover { border-color: #dcdce0; transform: translateY(-3px); box-shadow: 0 18px 40px -24px rgba(20,20,22,.25); }
.res-card__art { background: var(--dark); height: 220px; display: flex; align-items: center; justify-content: center; padding: 24px; }
.res-card__art .iso { width: auto; height: 100%; max-width: 100%; }
.res-card__body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.res-card h3 { font-size: 21px; font-weight: 500; letter-spacing: -0.025em; line-height: 1.2; margin-top: 6px; }
.res-card p { color: var(--muted); font-size: 15px; }
.res-card__more { margin-top: auto; padding-top: 12px; font-size: 14px; font-weight: 500; }
.res-card__more span { display: inline-block; transition: transform .35s var(--ease); }
.res-card a:hover .res-card__more span { transform: translateX(4px); }
.pill--calculadora { background: #e9f3ec; color: #24683f; }
.pill--plantilla { background: #ecf0f8; color: #2c4a86; }
.pill--articulo { background: var(--soft); color: var(--ink-2); }
.res-card .pill { align-self: flex-start; }
.res-card:hover .iso--docs .sheet { --lift: calc(var(--i) * -16px - 24px); }
.res-card:hover .iso--layers { --spread: 9px; }
@media (max-width: 1000px) { .res-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .res-grid { grid-template-columns: 1fr; } .res-head { flex-direction: column; align-items: start; } }

/* forms */
fieldset { border: 0; padding: 0; margin: 0 0 40px; min-width: 0; }
legend { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--faint); margin-bottom: 18px; padding: 0; }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 22px; }
.field > span:first-child { display: flex; justify-content: space-between; gap: 12px; font-size: 14.5px; font-weight: 500; color: var(--ink); }
.field > span i { color: #c2410c; font-style: normal; }
.field output { font-variant-numeric: tabular-nums; color: var(--ink); background: var(--soft); border-radius: 4px; padding: 0 7px; font-size: 13.5px; }
.field small { color: var(--muted); font-size: 13px; line-height: 1.45; }
.input { display: flex; align-items: center; border: 1px solid #e2e2e5; border-radius: 8px; background: #fff; transition: border-color .2s, box-shadow .2s; }
.input:focus-within { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(20,20,22,.08); }
.input input, .input select, .field textarea { font: inherit; font-size: 15px; color: var(--ink); border: 0; outline: 0; background: transparent; width: 100%; height: 44px; padding: 0 12px; min-width: 0; }
.field textarea { height: auto; padding: 10px 12px; border: 1px solid #e2e2e5; border-radius: 8px; resize: vertical; }
.field textarea:focus { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(20,20,22,.08); }
.input em { font-style: normal; color: var(--muted); padding-right: 12px; font-size: 14px; }
.input--select { position: relative; }
.input--select select { appearance: none; -webkit-appearance: none; padding-right: 32px; cursor: pointer; }
.input--select::after { content: ""; position: absolute; right: 13px; top: 50%; width: 7px; height: 7px; border-right: 1.5px solid var(--muted); border-bottom: 1.5px solid var(--muted); transform: translateY(-70%) rotate(45deg); pointer-events: none; }
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 22px; background: transparent; cursor: pointer; }
input[type="range"]::-webkit-slider-runnable-track { height: 3px; background: #e4e4e7; border-radius: 3px; }
input[type="range"]::-moz-range-track { height: 3px; background: #e4e4e7; border-radius: 3px; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; margin-top: -7.5px; border-radius: 50%; background: var(--ink); border: 3px solid #fff; box-shadow: 0 0 0 1px var(--ink); transition: transform .2s; }
input[type="range"]::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--ink); border: 3px solid #fff; box-shadow: 0 0 0 1px var(--ink); }
input[type="range"]:active::-webkit-slider-thumb { transform: scale(1.15); }
.seg { display: flex; flex-wrap: wrap; gap: 4px; background: var(--soft); border-radius: 10px; padding: 4px; }
.seg label { flex: 1; min-width: 90px; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: block; text-align: center; padding: 9px 10px; border-radius: 7px; font-size: 14px; font-weight: 500; color: var(--muted); cursor: pointer; transition: background-color .2s, color .2s, box-shadow .2s; }
.seg input:checked + span { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.seg input:focus-visible + span { outline: 2px solid #4a7dff; }

/* calculator layout */
.tool { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.tool__result { position: sticky; top: calc(var(--nav-h) + 24px); }
.result { background: var(--dark); color: #fff; border-radius: 8px; padding: clamp(28px, 3vw, 40px); }
.result__label { font-size: 13px; color: var(--on-dark-2); }
.result__big { font-size: clamp(36px, 3.6vw, 52px); letter-spacing: -0.04em; font-weight: 500; line-height: 1.05; margin-top: 10px; font-variant-numeric: tabular-nums; }
.result__sub { margin-top: 8px; color: var(--on-dark-2); font-size: 14.5px; }
.result__kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 28px 0; padding: 20px 0; border-top: 1px solid var(--card-line); border-bottom: 1px solid var(--card-line); }
.result__kpis dt { font-size: 12px; color: var(--on-dark-2); }
.result__kpis dd { font-size: 17px; font-weight: 500; margin-top: 4px; font-variant-numeric: tabular-nums; }
.result__factors li, .result__bars li { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; padding: 7px 0; color: #d6d6da; }
.result__factors b { font-weight: 500; font-variant-numeric: tabular-nums; }
.result__factors .up b { color: #7dd3a0; } .result__factors .down b { color: #f0a58a; }
.result__bars li { flex-wrap: wrap; }
.result__bars i { flex-basis: 100%; height: 4px; border-radius: 4px; background: #303034; position: relative; overflow: hidden; }
.result__bars i::after { content: ""; position: absolute; inset: 0; width: var(--w); background: #e9e9ec; border-radius: 4px; transition: width .6s var(--ease); }
.result__cta { width: 100%; margin-top: 28px; }
.result__note { margin-top: 16px; font-size: 12.5px; color: #8b8b92; line-height: 1.5; }
@media (max-width: 900px) { .tool { grid-template-columns: 1fr; } .tool__result { position: static; } }

/* articles */
.article { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 8fr); gap: clamp(32px, 6vw, 96px); }
.article--single { grid-template-columns: minmax(0, 1fr); }
.toc { position: sticky; top: calc(var(--nav-h) + 32px); align-self: start; }
.toc ol { counter-reset: t; display: grid; gap: 2px; }
.toc a { display: block; padding: 6px 0 6px 14px; border-left: 1px solid var(--line); font-size: 14px; color: var(--muted); transition: color .2s, border-color .2s; }
.toc a:hover, .toc a.is-active { color: var(--ink); border-color: var(--ink); }
.prose { font-size: 17.5px; line-height: 1.7; color: var(--ink-2); max-width: 720px; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-size: clamp(26px, 2.4vw, 32px); line-height: 1.15; letter-spacing: -0.03em; font-weight: 500; color: var(--ink); margin-top: 2.2em; scroll-margin-top: calc(var(--nav-h) + 24px); }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 20px; letter-spacing: -0.02em; font-weight: 500; color: var(--ink); margin-top: 1.8em; }
.prose h2 + p, .prose h3 + p, .prose h2 + ul, .prose h3 + ul { margin-top: .6em; }
.prose strong { color: var(--ink); font-weight: 500; }
.prose a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: #c4c4c9; transition: text-decoration-color .2s; }
.prose a:hover { text-decoration-color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose ul { list-style: none; padding-left: 0; }
.prose ul li { position: relative; padding-left: 22px; }
.prose ul li::before { content: ""; position: absolute; left: 4px; top: .72em; width: 6px; height: 6px; border-radius: 2px; background: #c4c4c9; transform: rotate(45deg); }
.prose ol { list-style: decimal; }
.prose ol li::marker { color: var(--faint); font-variant-numeric: tabular-nums; }
.prose li + li { margin-top: .5em; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.45; }
@media (max-width: 640px) { .prose table { display: block; overflow-x: auto; } }
.prose th, .prose td { text-align: left; padding: 12px 14px 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-weight: 500; color: var(--ink); font-size: 13px; }
.prose td:first-child { color: var(--muted); }
.prose__cta { margin-top: 3em !important; background: var(--dark); color: #fff; border-radius: 8px; padding: 32px; }
.prose__cta p { color: var(--on-dark-2); margin-top: 8px; }
.prose__cta .prose__cta-title { color: #fff; font-size: 22px; letter-spacing: -0.02em; font-weight: 500; margin: 0; }
.prose__cta .cta__actions { margin-top: 24px; }
.prose__cta a.btn, .prose__cta a.link-arrow { text-decoration: none; color: inherit; }
.prose__cta a.btn--light { color: var(--ink); }
@media (max-width: 900px) { .article { grid-template-columns: 1fr; } .toc { position: static; } }

/* invoice generator */
.inv { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 4vw, 64px); align-items: start; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.field--wide { grid-column: 1 / -1; }
.file { position: relative; display: flex; align-items: center; gap: 12px; }
.file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.file > span { display: inline-flex; align-items: center; height: 40px; padding: 0 14px; border: 1px dashed #d0d0d5; border-radius: 8px; font-size: 14px; color: var(--ink-2); }
.file__clear { position: relative; z-index: 1; font: inherit; font-size: 13px; color: var(--muted); background: none; border: 0; cursor: pointer; text-decoration: underline; }
.lines { display: grid; gap: 4px; margin-bottom: 16px; }
.line { display: grid; grid-template-columns: 1fr 64px 110px 104px 32px; gap: 8px; align-items: end; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.line .field { margin-bottom: 0; }
.line .field--wide { grid-column: auto; }
.line__del { width: 32px; height: 44px; border: 0; border-radius: 8px; background: var(--soft); font-size: 18px; color: var(--muted); cursor: pointer; }
.line__del:hover:not(:disabled) { background: #fde8e1; color: #b4400f; }
.line__del:disabled { opacity: .35; cursor: default; }
@media (max-width: 640px) {
  .line { grid-template-columns: 1fr 1fr; }
  .line .field:first-child { grid-column: 1 / -1; }
  .line__del { grid-column: 2; justify-self: end; }
  .grid2 { grid-template-columns: 1fr; }
}
.inv__preview { position: sticky; top: calc(var(--nav-h) + 24px); }
.inv__bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.inv__warn { font-size: 13.5px; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.inv__actions { display: flex; gap: 8px; }
.inv__note { margin-top: 12px; font-size: 13px; color: var(--faint); }
.dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.dot--warn { background: #e8a33d; } .dot--ok { background: #3fa66b; }
@media (max-width: 1000px) { .inv { grid-template-columns: 1fr; } .inv__preview { position: static; } }

.paper {
  background: #fff; border: 1px solid var(--line); border-radius: 4px;
  box-shadow: 0 30px 60px -40px rgba(20,20,22,.35), 0 2px 6px rgba(20,20,22,.04);
  aspect-ratio: 210 / 297; padding: 7% 7.5%; font-size: 11.5px; line-height: 1.5; color: #1d1d20;
  display: flex; flex-direction: column; overflow: hidden;
}
.paper .ph { color: #c2c2c8; }
.paper__head { display: flex; justify-content: space-between; gap: 24px; }
.paper__logo { max-height: 44px; max-width: 160px; object-fit: contain; margin-bottom: 14px; }
.paper__name { font-weight: 500; font-size: 13px; margin-bottom: 2px; }
.paper__title { text-align: right; }
.paper__title h2 { font-size: 26px; font-weight: 500; letter-spacing: -0.03em; margin-bottom: 12px; }
.paper__title dl div { display: flex; justify-content: flex-end; gap: 14px; }
.paper__title dt { color: #8a8a90; }
.paper__client { margin-top: 32px; padding: 14px 16px; background: #f7f7f8; border-radius: 4px; }
.paper__label { font-size: 10px; letter-spacing: .06em; text-transform: uppercase; color: #8a8a90; margin-bottom: 6px; }
.paper__table { width: 100%; border-collapse: collapse; margin-top: 28px; font-variant-numeric: tabular-nums; }
.paper__table th { font-weight: 500; font-size: 10px; letter-spacing: .05em; text-transform: uppercase; color: #8a8a90; text-align: right; padding: 0 0 8px; border-bottom: 1px solid #1d1d20; }
.paper__table td { text-align: right; padding: 10px 0; border-bottom: 1px solid #ececef; vertical-align: top; }
.paper__table th:first-child, .paper__table td:first-child { text-align: left; width: 48%; padding-right: 12px; }
.paper__table th + th, .paper__table td + td { padding-left: 8px; }
.paper__totals { display: flex; justify-content: flex-end; margin-top: 18px; font-variant-numeric: tabular-nums; }
.paper__totals dl { width: 56%; }
.paper__totals div { display: flex; justify-content: space-between; gap: 12px; padding: 5px 0; }
.paper__totals dt small { color: #8a8a90; font-size: 10px; }
.paper__total { border-top: 1px solid #1d1d20; margin-top: 6px; padding-top: 10px !important; font-size: 15px; font-weight: 500; }
.paper__foot { margin-top: auto; padding-top: 24px; color: #55555b; display: grid; gap: 6px; }
.paper__legal { font-size: 9.5px; color: #8a8a90; border-top: 1px solid #ececef; padding-top: 10px; }

/* checklist */
.checklist__bar { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; margin-bottom: 48px; position: sticky; top: var(--nav-h); background: rgba(255,255,255,.92); backdrop-filter: blur(8px); padding: 16px 0; z-index: 2; border-bottom: 1px solid var(--line); }
.progress { display: flex; align-items: center; gap: 16px; flex: 1; min-width: 240px; }
.progress span { font-size: 14px; font-weight: 500; font-variant-numeric: tabular-nums; white-space: nowrap; }
.progress__track { flex: 1; max-width: 360px; height: 4px; background: var(--soft); border-radius: 4px; overflow: hidden; }
.progress__track i { display: block; height: 100%; width: 0; background: var(--ink); transition: width .5s var(--ease); }
.checklist__groups { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 64px; }
.checklist__groups label { display: flex; gap: 14px; align-items: flex-start; padding: 13px 0; border-bottom: 1px solid var(--line); cursor: pointer; font-size: 15.5px; color: var(--ink-2); }
.checklist__groups input { appearance: none; -webkit-appearance: none; flex-shrink: 0; width: 20px; height: 20px; margin: 1px 0 0; border: 1.5px solid #cfcfd4; border-radius: 5px; display: grid; place-items: center; cursor: pointer; transition: background-color .2s, border-color .2s; }
.checklist__groups input::after { content: ""; width: 5px; height: 9px; border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg) translate(-1px, -1px) scale(0); transition: transform .25s var(--ease); }
.checklist__groups input:checked { background: var(--ink); border-color: var(--ink); }
.checklist__groups input:checked::after { transform: rotate(45deg) translate(-1px, -1px) scale(1); }
.checklist__groups input:checked + span { color: var(--faint); text-decoration: line-through; text-decoration-color: #d0d0d5; }
@media (max-width: 800px) { .checklist__groups { grid-template-columns: 1fr; } }

/* print: invoice → only the paper; checklist → clean list */
@media print {
  @page { size: A4; margin: 0; }
  body { background: #fff; }
  .nav, .footer, .gap, .page-head, .section:not(.tool-section), .cta, .inv__form, .inv__bar, .inv__note, .skip, .checklist__bar button { display: none !important; }
  .tool-section, .tool-section > .wrap { border: 0 !important; padding: 0 !important; max-width: none; }
  .inv { display: block; }
  .inv__preview { position: static; }
  .paper { border: 0; box-shadow: none; border-radius: 0; width: 210mm; height: 297mm; aspect-ratio: auto; padding: 18mm 18mm; font-size: 10.5pt; }
  .checklist { padding: 15mm !important; }
  .checklist__bar { position: static; border: 0; }
  .js .reveal { opacity: 1 !important; transform: none !important; filter: none !important; }
}