:root {
  --ink: #0B1320;
  --paper: #FAFAF8;
  --blue: #2563EB;
  --blue-dark: #1746B7;
  --green: #16A34A;
  --neutral: #E6EAF0;
  --muted: #5B6676;
  --soft: #F2F4F7;
  --white: #FFFFFF;
  --line: #D9DEE7;
  --warm: #E8C8B0;
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --container: 1180px;
  --shadow-soft: 0 22px 70px rgba(11, 19, 32, .08);
  --shadow-card: 0 12px 30px rgba(11, 19, 32, .07);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.58;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: inherit; }
button, input, textarea { font: inherit; }
button, a, input, textarea { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
::selection { background: rgba(37, 99, 235, .16); }
:focus-visible { outline: 3px solid rgba(37, 99, 235, .46); outline-offset: 3px; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 {
  font-family: "Inter Tight", Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: -.047em;
  line-height: 1.01;
}
h1 { font-size: clamp(3.35rem, 7.4vw, 6.7rem); margin-bottom: 28px; }
h2 { font-size: clamp(2.5rem, 5.2vw, 4.8rem); margin-bottom: 20px; }
h3 { font-size: clamp(1.35rem, 2.5vw, 2rem); margin-bottom: 12px; }

.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.section { padding: clamp(78px, 9vw, 132px) 0; }
.eyebrow {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: .74rem;
  font-weight: 820;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.lead { max-width: 760px; color: #3F4A59; font-size: clamp(1.08rem, 2vw, 1.32rem); line-height: 1.56; }
.muted { color: var(--muted); }
.max-copy { max-width: 720px; }
.blue-text { color: var(--blue); }

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  transform: translateY(-180%);
  border-radius: 10px;
  background: var(--ink);
  color: white;
  padding: 10px 14px;
  text-decoration: none;
  font-weight: 720;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(11, 19, 32, .08);
  background: rgba(250, 250, 248, .94);
  backdrop-filter: blur(14px);
}
.header-inner { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 850; letter-spacing: -.035em; text-decoration: none; }
.brand-symbol { width: 31px; height: 31px; overflow: visible; }
.brand-symbol path { fill: none; stroke: var(--blue); stroke-width: 3.2; stroke-linecap: round; stroke-linejoin: round; }
.nav-desktop { display: flex; align-items: center; gap: 24px; }
.nav-desktop > a:not(.button) { color: #3E4857; text-decoration: none; font-size: .92rem; font-weight: 680; }
.nav-desktop > a:not(.button):hover { color: var(--ink); }
.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--white);
  cursor: pointer;
  place-items: center;
  align-content: center;
  gap: 5px;
}
.menu-button span { display: block; width: 18px; height: 2px; border-radius: 2px; background: var(--ink); transition: transform .16s ease; }
.mobile-nav { padding: 4px 24px 20px; border-top: 1px solid var(--neutral); background: var(--paper); }
.mobile-nav a { display: flex; align-items: center; min-height: 48px; text-decoration: none; font-weight: 720; }
.mobile-nav .button { justify-content: center; margin-top: 8px; }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 12px 20px;
  background: var(--blue);
  color: white;
  font-weight: 780;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  transition: transform .14s ease, background .14s ease, border-color .14s ease, box-shadow .14s ease;
}
.button:hover { transform: translateY(-1px); background: var(--blue-dark); box-shadow: 0 9px 22px rgba(37, 99, 235, .16); }
.button:active { transform: translateY(0); }
.button-small { min-height: 42px; padding: 10px 16px; font-size: .9rem; }
.button-large { min-height: 54px; padding: 15px 24px; }
.button-secondary { border-color: #C8D0DB; background: transparent; color: var(--ink); }
.button-secondary:hover { background: var(--white); border-color: #AEB9C7; box-shadow: none; }
.button-on-dark { background: var(--white); color: var(--ink); }
.button-on-dark:hover { background: #EEF2F7; color: var(--ink); box-shadow: none; }
.button:disabled { opacity: .42; cursor: not-allowed; transform: none; box-shadow: none; }

.hero-v4 { padding: clamp(66px, 8vw, 116px) 0 clamp(84px, 10vw, 140px); min-height: calc(100svh - 74px); display: flex; align-items: center; overflow: clip; }
.hero-v4-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(48px, 7vw, 92px); }
.hero-v4-copy h1 { max-width: 820px; }
.hero-lead { max-width: 710px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 34px 0 38px; }
.hero-footnote { color: var(--muted); font-size: .92rem; font-weight: 650; }

.continuity-hero { position: relative; min-height: 530px; display: flex; flex-direction: column; justify-content: center; gap: 40px; padding: clamp(36px, 4.4vw, 56px); border-radius: var(--radius-xl); background: #F3F5F7; border: 1px solid rgba(11,19,32,.06); }
.continuity-track { --dot: 22px; --node: 48px; --col: var(--node); --gap: 34px; list-style: none; margin: 0; padding: 0; display: grid; gap: var(--gap); }
.continuity-step { position: relative; display: grid; grid-template-columns: var(--col) 1fr; column-gap: 20px; align-items: center; }
.continuity-step:not(:last-child)::before, .continuity-step:not(:last-child)::after { content: ""; position: absolute; left: calc(var(--col) / 2 - 1.5px); top: 50%; width: 3px; height: calc(100% + var(--gap)); border-radius: 3px; }
.continuity-step:not(:last-child)::before { background: #CBD3DE; }
.continuity-step:not(:last-child)::after { background: var(--blue); transform: scaleY(0); transform-origin: top; animation: track-fill .45s cubic-bezier(.65,0,.35,1) forwards; }
.continuity-step:nth-child(2)::after { animation-delay: .45s; }
.continuity-step:nth-child(3)::after { background: linear-gradient(var(--blue), var(--green)); animation-delay: .9s; }
.continuity-dot { position: relative; z-index: 1; justify-self: center; width: var(--dot); height: var(--dot); border-radius: 50%; box-sizing: border-box; }
.continuity-step.is-done .continuity-dot { background: var(--blue); border: 6px solid #DCE6FB; background-clip: padding-box; box-shadow: 0 0 0 1px rgba(37,99,235,.28); }
.continuity-step.is-current .continuity-dot { background: var(--white); border: 4px solid var(--green); box-shadow: 0 0 0 7px rgba(22,163,74,.14); animation: node-halo 2.8s 1.4s ease-in-out infinite; }
.continuity-node { position: relative; z-index: 1; justify-self: center; display: grid; place-items: center; width: var(--node); height: var(--node); border-radius: 50%; box-sizing: border-box; background: #EEF3FD; border: 1.5px solid var(--blue); box-shadow: 0 0 0 6px #F3F5F7; color: var(--blue); }
.continuity-node svg { display: block; width: 46%; height: 46%; }
.continuity-label { display: grid; gap: 2px; min-width: 0; }
.continuity-label span { color: var(--blue); font-size: .69rem; font-weight: 820; letter-spacing: .1em; }
.continuity-label strong { font-family: "Inter Tight", Inter, sans-serif; font-size: 1.06rem; letter-spacing: -.02em; line-height: 1.25; }
.continuity-label small { color: var(--muted); font-size: .8rem; }
.continuity-step.is-current .continuity-label span { color: var(--green); }
.continuity-caption { margin: 0; padding-top: 22px; border-top: 1px solid rgba(11,19,32,.08); color: var(--muted); font-size: .78rem; }
@media (min-width: 981px) {
  .continuity-track { --dot: 26px; --node: 56px; --gap: 40px; }
  .continuity-step { column-gap: 24px; }
  .continuity-step.is-done .continuity-dot { border-width: 7px; }
  .continuity-label { gap: 3px; }
  .continuity-label span { font-size: .72rem; }
  .continuity-label strong { font-size: clamp(1.25rem, 1.6vw, 1.5rem); }
  .continuity-label small { font-size: .9rem; }
}
@keyframes track-fill { to { transform: scaleY(1); } }
@keyframes node-halo { 0%, 100% { box-shadow: 0 0 0 7px rgba(22,163,74,.14); } 50% { box-shadow: 0 0 0 11px rgba(22,163,74,.07); } }

.split-heading { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(44px, 7vw, 90px); align-items: start; }
.split-heading h2 { max-width: 640px; margin-bottom: 0; }
.editorial-copy { max-width: 700px; color: #485362; font-size: 1.06rem; }
.editorial-copy p:last-child { margin-bottom: 0; }
.editorial-copy .emphasis { color: var(--ink); font-weight: 720; }
.human-problem { padding-bottom: 62px; }
.breakline { margin-top: 74px; display: grid; grid-template-columns: 1fr 60px 1.3fr; gap: 0; align-items: center; }
.breakline-segment { height: 2px; background: var(--ink); }
.breakline-gap { height: 12px; border-left: 2px solid var(--blue); border-right: 2px solid var(--blue); transform: skewX(-35deg); }

.continuity-section { background: var(--ink); color: var(--white); }
.continuity-section .eyebrow { color: #8CB0FF; }
.continuity-section .editorial-copy { color: #C8D0DA; }
.continuity-steps { list-style: none; margin: 78px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.continuity-steps li { position: relative; min-height: 220px; border-top: 1px solid #506072; padding: 27px 24px 0 0; }
.continuity-steps li::before { content: ""; position: absolute; width: 11px; height: 11px; border-radius: 50%; top: -6px; left: 0; background: var(--ink); border: 3px solid var(--blue); }
.continuity-steps li:not(:last-child)::after { content: ""; position: absolute; top: -1px; left: 11px; right: 0; height: 2px; background: var(--blue); transform: scaleX(0); transform-origin: left; animation: expand-step .55s ease-out forwards; }
.continuity-steps li:nth-child(2)::after { animation-delay: .18s; }
.continuity-steps li:nth-child(3)::after { animation-delay: .36s; }
@keyframes expand-step { to { transform: scaleX(1); } }
.step-index { display: block; color: #8CB0FF; font-size: .72rem; font-weight: 820; letter-spacing: .1em; margin-bottom: 38px; }
.continuity-steps strong { display: block; margin-bottom: 8px; font-size: 1.18rem; }
.continuity-steps p { max-width: 230px; color: #B9C3CE; font-size: .92rem; }

.thinking-section { padding-bottom: 84px; }
.thinking-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(54px, 8vw, 110px); }
.thinking-sticky { position: sticky; top: 118px; align-self: start; }
.thinking-sticky h2 { max-width: 520px; }
.principle-list { border-top: 1px solid var(--line); }
.principle-list article { display: grid; grid-template-columns: 58px 1fr; gap: 22px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.principle-list article > span { color: var(--blue); font-size: .76rem; font-weight: 830; letter-spacing: .08em; }
.principle-list h3 { margin-bottom: 9px; font-size: clamp(1.45rem, 2.4vw, 2.2rem); }
.principle-list p { max-width: 680px; color: var(--muted); margin-bottom: 0; }

.product-intro { background: #F0F3F6; }
.product-intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(48px, 8vw, 108px); align-items: center; }
.product-intro h2 { font-size: clamp(3.2rem, 7vw, 6.4rem); }
.product-deck { max-width: 680px; font-size: clamp(1.35rem, 2.5vw, 2rem); font-family: "Inter Tight", Inter, sans-serif; letter-spacing: -.035em; line-height: 1.2; }
.inline-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 32px; }
.price-inline { display: flex; align-items: baseline; gap: 6px; }
.price-inline strong { font-size: 1.2rem; }
.price-inline small { color: var(--muted); }
.product-line-visual { display: grid; gap: 0; max-width: 520px; margin-inline: auto; }
.slot-card { position: relative; display: grid; grid-template-columns: 1fr auto; gap: 4px 18px; align-items: center; border: 1px solid var(--line); border-radius: 18px; padding: 19px 20px; background: var(--white); box-shadow: var(--shadow-card); }
.slot-card strong { font-size: 1.1rem; }
.slot-card small { grid-column: 1; color: var(--muted); }
.slot-status { grid-column: 2; grid-row: 1 / span 2; align-self: center; border-radius: 999px; padding: 6px 9px; background: var(--soft); color: var(--muted); font-size: .73rem; font-weight: 800; }
.slot-card-held { margin-inline: 34px; }
.slot-card-held .slot-status { background: #EAF0FF; color: var(--blue-dark); }
.slot-card-confirmed { margin-inline: 68px; }
.slot-card-confirmed .slot-status { background: #E8F6EC; color: #0E7D36; }
.line-transition { width: 2px; height: 44px; margin-left: 34px; background: var(--blue); position: relative; }
.line-transition span { position: absolute; left: -5px; bottom: -1px; width: 12px; height: 12px; border: 3px solid var(--blue); border-radius: 50%; background: #F0F3F6; }
.line-transition.success { margin-left: 68px; background: var(--green); }
.line-transition.success span { border-color: var(--green); }

.demo-section { background: var(--paper); }
.demo-heading { margin-bottom: 46px; }
.booking-demo { max-width: 1040px; margin-inline: auto; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); overflow: hidden; box-shadow: 0 26px 72px rgba(11,19,32,.07); }
.demo-progress { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); background: #F7F8FA; }
.demo-progress span { min-height: 54px; display: grid; place-items: center; padding: 10px 14px; color: #758091; font-size: .78rem; font-weight: 760; text-align: center; border-bottom: 2px solid transparent; }
.demo-progress span.is-active { color: var(--blue-dark); border-bottom-color: var(--blue); background: var(--white); }
.demo-panel { padding: clamp(28px, 5vw, 58px); }
.demo-panel[hidden] { display: none; }
.demo-panel-copy { max-width: 630px; }
.demo-panel-copy.centered { margin-inline: auto; text-align: center; }
.demo-kicker { color: var(--blue); font-size: .77rem; font-weight: 820; text-transform: uppercase; letter-spacing: .11em; margin-bottom: 8px; }
.demo-panel h3 { font-size: clamp(1.9rem, 4vw, 3.25rem); margin-bottom: 10px; }
.demo-panel-copy p:last-child { color: var(--muted); }
.slot-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 34px 0 28px; }
.slot-option { min-height: 102px; display: grid; align-content: center; justify-items: start; gap: 2px; padding: 17px 18px; border: 1px solid #C9D1DC; border-radius: 16px; background: var(--white); cursor: pointer; text-align: left; transition: transform .14s ease, border-color .14s ease, box-shadow .14s ease, background .14s ease; }
.slot-option:hover { transform: translateY(-1px); border-color: #8EA9E8; box-shadow: 0 10px 24px rgba(37,99,235,.08); }
.slot-option[aria-pressed="true"] { border-color: var(--blue); background: #F5F8FF; box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.slot-option span { color: var(--muted); font-size: .82rem; }
.slot-option strong { font-size: 1.25rem; }
.slot-option small { color: #0E7D36; font-weight: 720; }
.slot-options.large .slot-option { min-height: 132px; }
.demo-next { margin-left: auto; }
.demo-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }
.demo-actions.end { justify-content: flex-end; }
.demo-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 30px 0; }
.fake-field { border-bottom: 1px solid var(--line); padding: 13px 0; display: grid; gap: 3px; }
.fake-field span { color: var(--muted); font-size: .78rem; }
.fake-field strong { font-size: 1rem; }
.state-icon { width: 62px; height: 62px; margin: 0 auto 20px; display: grid; place-items: center; border-radius: 50%; background: #E6F6EB; color: var(--green); font-size: 1.6rem; font-weight: 900; }
.state-icon.small { width: 36px; height: 36px; margin: 0; font-size: 1rem; }
.state-sequence { margin: 30px auto; display: flex; align-items: center; justify-content: center; gap: 10px; flex-wrap: wrap; color: var(--muted); font-size: .86rem; text-align: center; }
.state-sequence strong { color: var(--green); }
.demo-success { text-align: center; }
.demo-privacy-note { margin: 16px auto 0; max-width: 1040px; color: var(--muted); font-size: .82rem; }

.capabilities-section { border-top: 1px solid var(--line); }
.capability-lines { margin-top: 68px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.capability-lines article { min-height: 330px; padding: 26px 30px 22px 0; border-bottom: 1px solid var(--line); }
.capability-lines article + article { padding-left: 30px; border-left: 1px solid var(--line); }
.capability-index { display: block; color: var(--blue); font-size: .74rem; font-weight: 820; margin-bottom: 54px; }
.capability-label { margin-bottom: 12px; color: var(--muted); font-size: .72rem; font-weight: 830; letter-spacing: .12em; }
.capability-lines h3 { font-size: clamp(1.55rem, 2.6vw, 2.25rem); }
.capability-lines p:not(.capability-label) { color: var(--muted); }
.capability-lines small { display: inline-block; margin-top: 18px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 5px 8px; font-weight: 700; }
.capability-current { background: #F5F8FF; padding-right: 26px !important; }
.capability-current small { color: var(--green); border-color: #B7DFC4; background: #F2FBF4; }

.ai-section { background: #F0F3F6; }
.ai-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(56px, 10vw, 130px); align-items: center; }
.ai-orbit { position: relative; aspect-ratio: 1; width: min(420px, 100%); margin-inline: auto; display: grid; place-items: center; }
.ai-center { width: 130px; height: 130px; display: grid; place-items: center; text-align: center; border-radius: 50%; background: var(--ink); color: var(--white); font-weight: 780; line-height: 1.2; z-index: 2; }
.ai-ring { position: absolute; inset: 12%; border: 1px solid #AAB5C3; border-radius: 50%; }
.ai-ring::before { content: ""; position: absolute; inset: 13%; border: 1px dashed #C7CFD8; border-radius: 50%; }
.ai-tag { position: absolute; border: 1px solid var(--line); border-radius: 999px; background: var(--white); padding: 8px 11px; color: var(--muted); font-size: .78rem; font-weight: 720; }
.tag-data { top: 15%; right: 2%; }
.tag-ai { bottom: 15%; right: 11%; color: var(--blue-dark); }
.tag-auto { bottom: 14%; left: 0; }

.founder-v4 { border-top: 1px solid var(--line); }
.founder-v4-grid { display: grid; grid-template-columns: .65fr 1.35fr; gap: clamp(52px, 10vw, 140px); align-items: center; }
.founder-monogram { aspect-ratio: 4 / 5; max-width: 350px; display: flex; flex-direction: column; justify-content: flex-end; padding: 28px; border-radius: var(--radius-lg); background: var(--ink); color: var(--white); position: relative; overflow: hidden; }
.founder-monogram::before { content: ""; position: absolute; width: 260px; height: 260px; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); top: -70px; right: -90px; }
.founder-monogram::after { content: ""; position: absolute; width: 180px; height: 3px; background: var(--blue); top: 46%; left: 0; transform: rotate(-18deg); transform-origin: left; }
.founder-monogram span { font-family: "Inter Tight", Inter, sans-serif; font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 820; letter-spacing: -.06em; }
.founder-monogram small { color: #AAB6C4; letter-spacing: .08em; text-transform: uppercase; }
.founder-photo { display: block; aspect-ratio: 4 / 5; max-width: 350px; border-radius: var(--radius-lg); background: var(--ink); overflow: hidden; }
.founder-photo img { display: block; width: 100%; height: 100%; object-fit: cover; }
.founder-role { color: var(--muted); font-weight: 720; margin-bottom: 30px; }

.contact-v4 { background: #F2F4F7; }
.contact-grid-v4 { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(52px, 8vw, 100px); align-items: start; }
.contact-form { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 28px; background: var(--white); box-shadow: var(--shadow-card); }
.contact-form fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
.form-status { margin: 0 0 22px; padding: 14px 15px; border-radius: 12px; border: 1px solid var(--line); background: #F8F9FB; font-size: .88rem; }
.field { display: grid; gap: 7px; margin-bottom: 18px; }
.field label { font-weight: 740; }
.optional { color: var(--muted); font-size: .8rem; font-weight: 550; }
.field input, .field textarea { width: 100%; border: 1px solid #B8C2CF; border-radius: 11px; padding: 12px 13px; color: var(--ink); background: var(--white); }
.field textarea { min-height: 130px; resize: vertical; }
.field small { color: var(--muted); }
.contact-form fieldset:disabled input, .contact-form fieldset:disabled textarea { background: #F1F3F5; color: #6C7582; cursor: not-allowed; }
.contact-form fieldset:disabled .button { background: #667085; cursor: not-allowed; box-shadow: none; transform: none; }
.form-note { color: var(--muted); font-size: .82rem; margin: 18px 0 0; }

.final-cta-v4 { padding: 0; background: var(--ink); color: var(--white); }
.final-cta-line { min-height: 430px; padding-block: clamp(72px, 10vw, 124px); display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(48px, 8vw, 100px); align-items: end; }
.final-cta-v4 .eyebrow { color: #88AAFF; }
.final-cta-v4 h2 { max-width: 720px; margin-bottom: 0; }
.final-action { justify-self: end; max-width: 390px; }
.final-action p { color: #C3CCD6; margin-bottom: 24px; }

.site-footer { border-top: 1px solid var(--line); padding: 36px 0 52px; background: var(--paper); }
.footer-grid { display: flex; justify-content: space-between; align-items: center; gap: 26px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); font-size: .9rem; text-decoration: none; }
.footer-links a:hover { color: var(--ink); }
.footer-legal { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.footer-legal p { margin: 4px 0; color: var(--muted); font-size: .82rem; }

/* ChapaTuCita */
.product-page .site-header { background: rgba(250,250,248,.96); }
.product-hero { padding: clamp(72px, 9vw, 132px) 0 clamp(78px, 10vw, 140px); overflow: clip; }
.product-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(52px, 9vw, 118px); align-items: center; }
.product-hero h1 { font-size: clamp(3.6rem, 8vw, 7.4rem); }
.product-disclaimer { margin-top: 30px; color: var(--muted); font-size: .84rem; }
.seat-metaphor { position: relative; min-height: 490px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: #F1F3F6; overflow: hidden; }
.seat-label { margin-bottom: 24px; color: var(--muted); font-size: .72rem; font-weight: 820; letter-spacing: .12em; text-transform: uppercase; }
.seat-row { position: relative; z-index: 2; min-height: 80px; display: grid; grid-template-columns: 18px 1fr auto; gap: 13px; align-items: center; margin-bottom: 10px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 15px; background: var(--white); }
.seat-row.is-selected { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.08); }
.seat-dot { width: 12px; height: 12px; border-radius: 50%; border: 3px solid var(--blue); }
.seat-row div { display: grid; }
.seat-row small { color: var(--muted); }
.seat-row strong { font-size: 1.07rem; }
.seat-state { border-radius: 999px; padding: 5px 8px; background: var(--soft); color: var(--muted); font-size: .7rem; font-weight: 800; }
.is-selected .seat-state { background: #EAF0FF; color: var(--blue-dark); }
.seat-line { position: absolute; z-index: 0; width: 2px; height: 68px; left: 58%; bottom: 78px; background: var(--blue); transform: rotate(25deg); }
.seat-result { position: absolute; z-index: 2; left: 30%; right: 20px; bottom: 25px; display: grid; grid-template-columns: 36px 1fr; gap: 12px; align-items: center; padding: 15px 17px; border: 1px solid #B9DEC4; border-radius: 16px; background: #F3FBF5; }
.seat-result div { display: grid; }
.seat-result small { color: #53725D; }

.booking-experience { background: var(--ink); color: var(--white); }
.booking-experience .eyebrow { color: #89ACFF; }
.experience-heading { max-width: 820px; margin-bottom: 50px; }
.experience-heading > p:last-child { color: #BBC5D0; font-size: 1.06rem; }
.product-booking-demo { color: var(--ink); }
.demo-data-form { margin-top: 28px; max-width: 720px; }
.demo-data-form .field input { background: var(--white); }
.selected-slot-summary { margin: 24px 0; display: flex; justify-content: space-between; gap: 18px; padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.selected-slot-summary span { color: var(--muted); }
.confirmation-timeline { list-style: none; max-width: 680px; margin: 34px auto; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); }
.confirmation-timeline li { position: relative; display: grid; justify-items: center; gap: 10px; text-align: center; color: var(--muted); }
.confirmation-timeline li:not(:last-child)::after { content: ""; position: absolute; left: calc(50% + 18px); right: calc(-50% + 18px); top: 18px; height: 1px; background: var(--line); }
.confirmation-timeline li > span { position: relative; z-index: 1; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; border: 2px solid var(--line); background: var(--white); font-weight: 820; }
.confirmation-timeline li.is-current > span { border-color: var(--green); color: var(--green); background: #F3FBF5; }
.confirmation-timeline li div { display: grid; gap: 3px; }
.confirmation-timeline strong { color: var(--ink); font-size: .9rem; }
.confirmation-timeline small { font-size: .76rem; }

.explanation-strip { padding-block: 72px; background: #EFF2F5; }
.simple-grid { display: grid; grid-template-columns: .4fr 1fr .8fr; gap: clamp(34px, 6vw, 78px); align-items: start; }
.simple-grid h2 { font-size: clamp(2rem, 4vw, 3.7rem); }
.simple-grid > p:last-child { color: var(--muted); }

.center-section { background: var(--paper); }
.center-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 9vw, 120px); align-items: start; }
.center-copy { position: sticky; top: 118px; }
.feature-rows { margin: 0; border-top: 1px solid var(--ink); }
.feature-rows > div { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding: 23px 0; border-bottom: 1px solid var(--line); }
.feature-rows dt { font-weight: 800; }
.feature-rows dd { margin: 0; color: var(--muted); }

.continuity-product { background: #F1F3F6; }
.status-rail { margin-top: 70px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #B5BEC9; }
.status-rail > div { position: relative; min-height: 200px; padding: 30px 22px 0 0; }
.status-rail > div:not(:last-child) { border-right: 1px solid #D0D6DE; }
.status-rail > div + div { padding-left: 22px; }
.rail-dot { position: absolute; width: 12px; height: 12px; top: -6px; left: 0; border: 3px solid var(--blue); border-radius: 50%; background: #F1F3F6; }
.status-rail > div + div .rail-dot { left: 22px; }
.status-rail small { color: var(--muted); }
.status-rail strong { display: block; margin: 26px 0 8px; }
.status-rail p { color: var(--muted); font-size: .9rem; }
.status-rail .rail-success .rail-dot { border-color: var(--green); }
.status-rail .rail-success strong { color: #0C7F35; }

.pricing-section { background: var(--white); }
.pricing-grid { display: grid; grid-template-columns: 1fr .8fr; gap: clamp(54px, 10vw, 130px); align-items: center; }
.pricing-number { display: flex; align-items: baseline; gap: 7px; margin: 18px 0 12px; font-family: "Inter Tight", Inter, sans-serif; font-size: clamp(4rem, 8vw, 7rem); font-weight: 820; letter-spacing: -.07em; line-height: .95; }
.pricing-number > span { font-size: .3em; letter-spacing: 0; }
.pricing-number small { font-family: Inter, sans-serif; font-size: .17em; color: var(--muted); letter-spacing: 0; font-weight: 650; }
.pricing-details { border-left: 1px solid var(--line); padding-left: clamp(28px, 5vw, 64px); }
.pricing-list { list-style: none; margin: 0 0 32px; padding: 0; }
.pricing-list li { padding: 13px 0; border-bottom: 1px solid var(--line); font-weight: 730; }
.pricing-list li span { color: var(--green); margin-right: 8px; }
.checkout-note { margin: 15px 0 0; color: var(--muted); font-size: .8rem; max-width: 520px; }

.limits-section { border-top: 1px solid var(--line); }
.limits-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(56px, 9vw, 120px); }
.limit-list { border-top: 1px solid var(--ink); }
.limit-list p { margin: 0; padding: 22px 0; border-bottom: 1px solid var(--line); font-size: clamp(1.05rem, 2vw, 1.3rem); }

/* Legal pages inherited from v1 */
.legal { padding: 74px 0 100px; }
.legal-wrap { max-width: 820px; }
.legal h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
.legal h2 { font-size: 1.55rem; margin-top: 42px; letter-spacing: -.025em; }
.legal p, .legal li { color: var(--muted); }
.legal .notice { border: 1px solid var(--line); background: var(--soft); border-radius: var(--radius-sm); padding: 18px; color: var(--ink); }

@media (max-width: 980px) {
  .nav-desktop { display: none; }
  .menu-button { display: grid; }
  .hero-v4-grid, .product-hero-grid, .product-intro-grid, .ai-grid, .founder-v4-grid, .contact-grid-v4, .center-grid { grid-template-columns: 1fr; }
  .split-heading, .thinking-grid, .final-cta-line, .pricing-grid, .limits-grid { grid-template-columns: 1fr; }
  .thinking-sticky, .center-copy { position: static; }
  .continuity-steps { grid-template-columns: repeat(2, 1fr); gap: 44px 0; }
  .continuity-hero { max-width: 620px; width: 100%; margin-inline: auto; min-height: 0; }
  .capability-lines { grid-template-columns: 1fr; border-top: 1px solid var(--ink); }
  .capability-lines article { min-height: 0; padding: 28px 0 !important; border-left: 0 !important; }
  .capability-index { margin-bottom: 22px; }
  .final-action { justify-self: start; }
  .simple-grid { grid-template-columns: 1fr; gap: 16px; }
  .feature-rows > div { grid-template-columns: 160px 1fr; }
  .pricing-details { border-left: 0; border-top: 1px solid var(--line); padding: 36px 0 0; }
  .status-rail { grid-template-columns: repeat(2, 1fr); gap: 42px 0; }
  .status-rail > div:nth-child(2) { border-right: 0; }
  .status-rail > div:nth-child(3), .status-rail > div:nth-child(4) { border-top: 1px solid #D0D6DE; }
  .status-rail > div:nth-child(3) .rail-dot, .status-rail > div:nth-child(4) .rail-dot { top: -6px; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .header-inner { min-height: 66px; }
  html { scroll-padding-top: 82px; }
  .hero-v4 { min-height: auto; padding: 58px 0 80px; }
  h1 { font-size: clamp(3.05rem, 15vw, 4.6rem); }
  h2 { font-size: clamp(2.3rem, 11vw, 3.5rem); }
  .hero-actions .button { width: 100%; }
  .continuity-hero { border-radius: 24px; gap: 30px; padding: 30px 24px; }
  .continuity-track { --gap: 28px; }
  .hero-footnote { margin-top: 28px; }
  .split-heading { gap: 30px; }
  .breakline { margin-top: 48px; grid-template-columns: 1fr 34px 1fr; }
  .continuity-steps { grid-template-columns: 1fr; margin-top: 52px; gap: 0; padding-left: 22px; border-left: 2px solid #425369; }
  .continuity-steps li { min-height: 168px; border-top: 0; padding: 0 0 42px 26px; }
  .continuity-steps li::before { top: 2px; left: -29px; }
  .continuity-steps li:not(:last-child)::after { display: none; }
  .step-index { margin-bottom: 18px; }
  .principle-list article { grid-template-columns: 42px 1fr; gap: 12px; }
  .slot-card-held, .slot-card-confirmed { margin-inline: 0 0; }
  .line-transition, .line-transition.success { margin-left: 28px; }
  .demo-progress span { min-height: 48px; font-size: .7rem; }
  .demo-panel { padding: 24px 18px 26px; }
  .slot-options, .slot-options.large { grid-template-columns: 1fr; gap: 9px; }
  .slot-option, .slot-options.large .slot-option { min-height: 78px; grid-template-columns: 1fr auto; align-items: center; }
  .slot-option span, .slot-option small { grid-column: 1; }
  .slot-option strong { grid-column: 2; grid-row: 1 / span 2; }
  .demo-next, .demo-actions .button { width: 100%; }
  .demo-fields { grid-template-columns: 1fr; }
  .state-sequence { display: grid; }
  .state-sequence > span[aria-hidden="true"] { transform: rotate(90deg); }
  .capability-lines { margin-top: 46px; }
  .ai-orbit { width: 100%; max-width: 320px; }
  .founder-monogram, .founder-photo { max-width: 270px; }
  .contact-form { padding: 20px; }
  .final-cta-line { min-height: 0; align-items: start; }
  .footer-grid { align-items: flex-start; }
  .footer-links { width: 100%; display: grid; grid-template-columns: 1fr 1fr; }

  .product-hero { padding: 58px 0 78px; }
  .product-hero h1 { font-size: clamp(3.3rem, 16vw, 5.4rem); }
  .seat-metaphor { min-height: 460px; padding: 18px; border-radius: 24px; }
  .seat-row { grid-template-columns: 16px 1fr; }
  .seat-state { grid-column: 2; justify-self: start; }
  .seat-line { left: 50%; bottom: 80px; }
  .seat-result { left: 18px; right: 18px; bottom: 20px; }
  .selected-slot-summary { display: grid; gap: 4px; }
  .confirmation-timeline { grid-template-columns: 1fr; gap: 0; text-align: left; }
  .confirmation-timeline li { min-height: 94px; grid-template-columns: 38px 1fr; justify-items: start; text-align: left; gap: 14px; }
  .confirmation-timeline li:not(:last-child)::after { left: 18px; right: auto; top: 36px; bottom: -1px; width: 1px; height: auto; }
  .confirmation-timeline li div { padding-top: 3px; }
  .feature-rows > div { grid-template-columns: 1fr; gap: 6px; }
  .status-rail { grid-template-columns: 1fr; border-top: 0; border-left: 1px solid #B5BEC9; margin-left: 6px; }
  .status-rail > div, .status-rail > div + div { min-height: 150px; padding: 0 0 34px 28px; border-right: 0; border-top: 0 !important; }
  .status-rail .rail-dot, .status-rail > div + div .rail-dot, .status-rail > div:nth-child(3) .rail-dot, .status-rail > div:nth-child(4) .rail-dot { top: 2px; left: -6px; }
  .status-rail strong { margin: 18px 0 8px; }
  .pricing-number { font-size: clamp(3.9rem, 20vw, 6rem); flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .001ms !important; transition-delay: 0ms !important; scroll-behavior: auto !important; }
  .continuity-step::after { transform: none !important; }
  .button:hover, .slot-option:hover { transform: none; }
}