/* Layout: open product-led scroll (Microduck-like) — one wide video stage per robot, specs as a lab data sheet beside it. */
:root {
  --bg: #f3f5f7;
  --surface: #ffffff;
  --ink: #0f1722;
  --muted: #586473;
  --line: #dbe1e7;
  --ugot: #e8801a;
  --ukit: #0f9a83;
  --yanshee: #c8246f;
  --accent: #0f1722;
  --on-accent: #ffffff;
  --display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --body: "Figtree", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --radius: 22px;
  --wrap: 1180px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0c1117; --surface: #151c25; --ink: #eef2f6; --muted: #9aa6b4; --line: #26303c;
    --ugot: #ff9a3a; --ukit: #2cc2a6; --yanshee: #ec4c95; --accent: #eef2f6; --on-accent: #0c1117;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0c1117; --surface: #151c25; --ink: #eef2f6; --muted: #9aa6b4; --line: #26303c;
  --ugot: #ff9a3a; --ukit: #2cc2a6; --yanshee: #ec4c95; --accent: #eef2f6; --on-accent: #0c1117;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 17px/1.6 var(--body); -webkit-font-smoothing: antialiased;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--bg); }
img, video { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--ugot); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.02; letter-spacing: -0.025em; margin: 0; text-wrap: balance; font-weight: 700; }
p { margin: 0; }

.wrap {
  max-width: var(--wrap); margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
.eyebrow { font: 600 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

/* Nav */
.nav { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50; background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { font: 700 19px/1 var(--display); text-decoration: none; letter-spacing: -.02em; display: flex; align-items: baseline; gap: 8px; white-space: nowrap; }
.brand small { font: 500 11px/1 var(--mono); letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }
.nav-links { display: flex; gap: 22px; margin-left: auto; }
.nav-links a { text-decoration: none; font-weight: 600; font-size: 15px; color: var(--muted); }
.nav-links a:hover { color: var(--ink); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 22px; border-radius: 999px; border: 0; font: 700 15px/1 var(--body); text-decoration: none; cursor: pointer; background: var(--accent); color: var(--on-accent); transition: transform .15s ease; }
.btn:hover { transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line); }
.nav .btn { min-height: 40px; padding: 0 18px; font-size: 14px; }
@media (max-width: 760px) { .nav-links { display: none; } .nav .btn { margin-left: auto; } .brand small { display: none; } }

/* Hero */
.hero { padding-block: clamp(48px, 8vw, 96px) 40px; }
.hero h1 { font-size: clamp(42px, 7.4vw, 92px); max-width: 13ch; }
.hero h1 em { font-style: normal; color: var(--muted); }
.hero-lede { margin-top: 22px; font-size: clamp(18px, 2vw, 21px); color: var(--muted); max-width: 56ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 52px; }
.tile { position: relative; display: block; border-radius: var(--radius); overflow: hidden; background: var(--ink); aspect-ratio: 4 / 5; text-decoration: none; color: #fff; max-width: 100%; }
.tile video { width: 100%; height: 100%; object-fit: cover; opacity: .92; transition: transform .6s ease; }
.tile:hover video { transform: scale(1.04); }
.tile span { position: absolute; left: 18px; right: 18px; bottom: 16px; display: flex; justify-content: space-between; align-items: end; gap: 10px; text-shadow: 0 1px 12px rgba(0,0,0,.5); }
.tile b { font: 700 28px/1 var(--display); letter-spacing: -.02em; }
.tile i { font: 600 11px/1.3 var(--mono); font-style: normal; letter-spacing: .08em; text-transform: uppercase; text-align: right; }
.tile::after { content: ""; position: absolute; inset: auto 0 0; height: 45%; background: linear-gradient(transparent, rgba(0,0,0,.55)); pointer-events: none; }
.tile span { z-index: 1; }
@media (max-width: 760px) { .tiles { grid-template-columns: 1fr 1fr; } .tiles .tile:first-child { grid-column: span 2; aspect-ratio: 16/10; } .tile { aspect-ratio: 1; } }

/* Trust strip */
.strip { border-block: 1px solid var(--line); margin-top: 8px; }
.strip .wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding-block: 26px; }
.strip div { min-width: 0; }
.strip b { display: block; font: 700 26px/1.1 var(--display); letter-spacing: -.02em; }
.strip p { font-size: 14px; color: var(--muted); margin-top: 4px; }
@media (max-width: 760px) { .strip .wrap { grid-template-columns: 1fr 1fr; } }

/* Product */
.product { padding-block: clamp(64px, 9vw, 120px) 0; }
.product[data-p="ugot"] { --p: var(--ugot); }
.product[data-p="ukit"] { --p: var(--ukit); }
.product[data-p="yanshee"] { --p: var(--yanshee); }
.p-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 18px 40px; }
.p-head h2 { font-size: clamp(54px, 10vw, 128px); line-height: .88; }
.p-head h2 .dot { color: var(--p); }
.p-tag { font-size: clamp(19px, 2.2vw, 24px); font-family: var(--display); font-weight: 500; letter-spacing: -.01em; max-width: 30ch; line-height: 1.25; }
.grade { display: inline-flex; align-items: center; gap: 8px; margin-top: 14px; padding: 8px 14px; border-radius: 999px; background: color-mix(in srgb, var(--p) 14%, var(--surface)); color: var(--ink); font: 600 13px/1 var(--mono); letter-spacing: .04em; }
.grade::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--p); }
.stage { margin-top: 32px; border-radius: calc(var(--radius) + 6px); overflow: hidden; background: #000; aspect-ratio: 16 / 8; max-width: 100%; }
.stage video { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 760px) { .stage { aspect-ratio: 4 / 3; } }

.benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; margin-top: 44px; }
.benefits div { min-width: 0; border-top: 2px solid var(--p); padding-top: 18px; }
.benefits h3 { font-size: 23px; line-height: 1.15; letter-spacing: -.015em; }
.benefits p { color: var(--muted); margin-top: 10px; font-size: 16px; }
@media (max-width: 760px) { .benefits { grid-template-columns: 1fr; gap: 26px; } }

.p-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 20px; margin-top: 48px; align-items: start; }
@media (max-width: 900px) { .p-grid { grid-template-columns: 1fr; } }
.specs { background: var(--surface); border-radius: var(--radius); padding: 10px 26px 16px; border: 1px solid var(--line); min-width: 0; }
.specs h3 { font-size: 15px; font-family: var(--mono); letter-spacing: .1em; text-transform: uppercase; padding-block: 16px 6px; font-weight: 600; color: var(--muted); }
.specs dl { margin: 0; display: grid; grid-template-columns: minmax(110px, 34%) 1fr; }
.specs dt, .specs dd { padding-block: 12px; border-top: 1px solid var(--line); margin: 0; font-size: 15px; }
.specs dt { color: var(--muted); font-weight: 600; padding-right: 14px; }
.specs dd { font-variant-numeric: tabular-nums; min-width: 0; }
.specs dd code { font-family: var(--mono); font-size: 13.5px; }

.book { background: var(--ink); color: var(--bg); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; gap: 18px; position: sticky; top: 84px; }
.book .eyebrow { color: color-mix(in srgb, var(--bg) 65%, var(--ink)); }
.book h3 { font-size: 30px; }
.price-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.price-row div { border: 1px solid color-mix(in srgb, var(--bg) 22%, var(--ink)); border-radius: 14px; padding: 14px; min-width: 0; }
.price-row small { display: block; font: 600 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; opacity: .7; }
.price-row b { display: block; margin-top: 8px; font: 700 22px/1.1 var(--display); overflow-wrap: anywhere; }
.price-row div.dep { border-color: var(--p); }
.book ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; font-size: 15px; }
.book li { display: flex; gap: 10px; }
.book li::before { content: "✓"; color: var(--p); font-weight: 700; }
.rzp-slot { min-height: 46px; }
.rzp-slot form { margin: 0; }
.rzp-placeholder { display: flex; align-items: center; justify-content: center; min-height: 48px; border-radius: 12px; border: 1.5px dashed var(--p); font: 600 13px/1.3 var(--mono); padding: 10px; text-align: center; }
.book .fine { font-size: 13px; opacity: .72; }
.book .fine a { color: inherit; }

/* Steps */
.section { padding-block: clamp(72px, 10vw, 130px) 0; }
.section-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 40px; align-items: end; }
.section-head h2 { font-size: clamp(36px, 5.4vw, 64px); max-width: 16ch; }
.section-head p { color: var(--muted); max-width: 46ch; }
.steps { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: s; }
.steps li { counter-increment: s; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; min-width: 0; }
.steps li::before { content: counter(s); font: 700 14px/1 var(--mono); display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--ink); color: var(--bg); }
.steps h3 { font-size: 21px; margin-top: 18px; letter-spacing: -.01em; }
.steps p { color: var(--muted); font-size: 15px; margin-top: 8px; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Form */
.lead { display: grid; grid-template-columns: 1fr 1.25fr; gap: 48px; align-items: start; margin-top: 8px; }
@media (max-width: 900px) { .lead { grid-template-columns: 1fr; gap: 28px; } }
.lead-copy { min-width: 0; }
.lead-copy h2 { font-size: clamp(36px, 5.4vw, 64px); }
.lead-copy p { color: var(--muted); margin-top: 16px; max-width: 42ch; }
.contact-list { margin-top: 26px; display: grid; gap: 10px; font-size: 15px; }
.contact-list b { font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); display: block; font-weight: 600; }
form.zoho { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(20px, 3vw, 32px); display: grid; grid-template-columns: 1fr 1fr; gap: 16px; min-width: 0; }
form.zoho .full { grid-column: 1 / -1; }
@media (max-width: 560px) { form.zoho { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; min-width: 0; }
.field label { font-size: 13px; font-weight: 700; }
.field input, .field select, .field textarea { width: 100%; font: 400 16px/1.4 var(--body); color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--ink); outline-offset: 1px; }
.consent { display: flex; gap: 10px; font-size: 13px; color: var(--muted); align-items: flex-start; }
.consent input { margin-top: 3px; }
.form-msg { font-size: 14px; font-weight: 600; }

/* FAQ */
.faq { margin-top: 32px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding-block: 4px; }
.faq summary { cursor: pointer; list-style: none; padding-block: 18px; font: 600 19px/1.3 var(--display); display: flex; justify-content: space-between; gap: 20px; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--muted); }
.faq details[open] summary::after { content: "–"; }
.faq summary::-webkit-details-marker { display: none; }
.faq p { color: var(--muted); padding-bottom: 20px; max-width: 70ch; }

/* Footer */
footer { margin-top: clamp(80px, 10vw, 140px); border-top: 1px solid var(--line); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 20px 40px; justify-content: space-between; padding-block: 36px calc(36px + env(safe-area-inset-bottom, 0px)); font-size: 14px; color: var(--muted); }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer nav a { text-decoration: none; font-weight: 600; }
footer nav a:hover { color: var(--ink); }

/* WhatsApp */
.wa { position: fixed; z-index: 70; right: calc(18px + env(safe-area-inset-right, 0px)); bottom: calc(18px + env(safe-area-inset-bottom, 0px)); display: inline-flex; align-items: center; gap: 10px; height: 54px; padding: 0 20px 0 16px; border-radius: 999px; background: #1fa855; color: #fff; text-decoration: none; font-weight: 700; font-size: 15px; box-shadow: 0 10px 28px rgba(16, 60, 30, .3); }
.wa svg { width: 24px; height: 24px; flex: none; }
@media (max-width: 560px) { .wa span { display: none; } .wa { width: 56px; padding: 0; justify-content: center; } }

/* Legal pages */
.legal { padding-block: 56px 0; }
.legal h1 { font-size: clamp(40px, 6vw, 68px); }
.legal .meta { color: var(--muted); margin-top: 12px; font-size: 14px; font-family: var(--mono); }
.legal article { max-width: 72ch; margin-top: 36px; }
.legal h2 { font-size: 24px; margin-top: 36px; letter-spacing: -.015em; }
.legal p, .legal li { color: var(--ink); margin-top: 12px; }
.legal ul { padding-left: 22px; }
.legal .box { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 20px 22px; margin-top: 20px; }
.legal .box p:first-child { margin-top: 0; }
.todo { background: color-mix(in srgb, var(--ugot) 22%, transparent); padding: 0 4px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .tile video { transition: none; }
}
.nav .btn { white-space: nowrap; }
@media (max-width: 760px) {
  .tile span { flex-direction: column; align-items: flex-start; gap: 6px; left: 14px; bottom: 12px; }
  .tile b { font-size: 24px; }
  .tile i { text-align: left; }
}
@media (max-width: 420px) { .nav .btn .long { display: none; } }
.hero .eyebrow, .p-head .eyebrow, .lead-copy .eyebrow { margin-bottom: 14px; }
.p-head .eyebrow { margin-bottom: 10px; }