:root {
  --bg: #eef0f3;
  --bg-soft: #f6f7f8;
  --surface: #f8f9fa;
  --surface-strong: #ffffff;
  --ink: #101525;
  --ink-soft: #687084;
  --ink-faint: #8a91a3;
  --accent: #20b8ff;
  --accent-deep: #087cff;
  --accent-soft: rgba(32, 184, 255, 0.12);
  --border: #dce1e7;
  --border-highlight: rgba(255, 255, 255, 0.9);
  --shadow-soft: 18px 18px 45px rgba(73, 85, 104, 0.12), -12px -12px 32px rgba(255, 255, 255, 0.85);
  --shadow-float: 0 28px 70px rgba(30, 42, 62, 0.14), 0 2px 8px rgba(30, 42, 62, 0.06);
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 34px;
  --shell: min(1480px, calc(100vw - 96px));
  --font: "Manrope", "Segoe UI Variable", "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
svg { display: block; }
.shell { width: var(--shell); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 12px 16px; background: var(--ink); color: #fff; transform: translateY(-160%); border-radius: 10px; }
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled { background: rgba(238,240,243,.88); border-color: rgba(205,211,219,.78); backdrop-filter: blur(18px); box-shadow: 0 12px 38px rgba(30,42,62,.06); }
.header-inner { height: 86px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 42px; }
.brand { display: inline-flex; align-items: center; gap: 11px; width: max-content; font-weight: 760; font-size: 23px; letter-spacing: -.045em; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--border-highlight); border-radius: 12px; background: var(--surface); box-shadow: 6px 6px 14px rgba(58,68,84,.12), -5px -5px 12px #fff; }
.brand-mark svg { width: 24px; fill: none; stroke: var(--ink); stroke-width: 1.65; stroke-linecap: round; stroke-linejoin: round; }
.brand-mark .brand-car-icon { width: 27px; height: 20px; overflow: visible; filter: none; }
.brand-mark.mini { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 6px var(--accent-soft); }
.site-nav { display: flex; align-items: center; gap: 38px; font-size: 14px; font-weight: 600; color: #283044; }
.site-nav a { position: relative; padding: 12px 0; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 5px; height: 2px; background: var(--accent); transition: right .2s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { right: 0; }
.header-contact { justify-self: end; display: inline-flex; align-items: center; gap: 9px; padding: 12px 17px; border: 1px solid #aeb6c2; border-radius: 12px; font-size: 14px; font-weight: 650; transition: background .2s, transform .2s; }
.header-contact:hover { background: rgba(255,255,255,.55); transform: translateY(-1px); }
.header-contact svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.menu-toggle { display: none; }

.hero { min-height: 100svh; padding: 145px 0 46px; background: radial-gradient(circle at 74% 35%, rgba(255,255,255,.94) 0, rgba(255,255,255,.2) 34%, transparent 58%); border-bottom: 1px solid var(--border); }
.hero-grid { min-height: 650px; display: grid; grid-template-columns: minmax(500px,.9fr) minmax(0,1.1fr); align-items: center; gap: 30px; }
.hero-copy { position: relative; z-index: 3; max-width: 680px; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 26px; max-width: 720px; font-size: clamp(52px, 4.75vw, 78px); line-height: .99; letter-spacing: -.058em; font-weight: 670; }
.hero-signature { margin-bottom: 24px; color: var(--accent-deep); font-size: 21px; font-weight: 700; letter-spacing: -.02em; }
.hero-description { max-width: 625px; margin-bottom: 29px; color: var(--ink-soft); font-size: 17px; line-height: 1.62; }
.hero-thesis { margin-bottom: 32px; font-size: 20px; line-height: 1.45; font-weight: 720; }
.hero-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 14px; padding: 14px 21px; border-radius: 12px; font-size: 14px; font-weight: 700; line-height: 1.2; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button:focus-visible, summary:focus-visible, .site-nav a:focus-visible, .direct-links a:focus-visible { outline: 3px solid rgba(32,184,255,.3); outline-offset: 3px; }
.button-primary { color: #f5faff; background: var(--ink); box-shadow: 0 16px 32px rgba(16,21,37,.18); }
.button-primary:hover { box-shadow: 0 20px 42px rgba(16,21,37,.25); }
.button-primary svg { width: 21px; fill: none; stroke: var(--accent); stroke-width: 1.8; }
.button-secondary { border: 1px solid #b9c1cc; background: rgba(255,255,255,.22); }
.button-secondary:hover { background: rgba(255,255,255,.7); }

.hero-visual { position: relative; min-width: 0; height: 650px; }
.car-stage { position: absolute; inset: 0; }
.hero-car { position: absolute; z-index: 2; width: auto; max-width: 100%; max-height: 420px; height: auto; left: auto; right: 0; bottom: 0; transform: translateX(-8%) scale(1.1); transform-origin: right bottom; filter: drop-shadow(0 26px 22px rgba(21,35,59,.18)); }
.hero-route { position: absolute; inset: 35px 0 auto; width: 100%; height: 450px; overflow: visible; }
.hero-route path { fill: none; stroke: var(--accent); stroke-width: 2.1; stroke-dasharray: 8 8; stroke-linecap: round; animation: dash 18s linear infinite; }
.hero-route circle { fill: var(--bg-soft); stroke: var(--accent); stroke-width: 2; }
@keyframes dash { to { stroke-dashoffset: -160; } }
.float-card { position: absolute; z-index: 3; min-width: 160px; display: flex; align-items: center; gap: 10px; padding: 13px 15px; border: 1px solid rgba(255,255,255,.85); border-radius: var(--radius-sm); background: rgba(248,249,250,.92); box-shadow: var(--shadow-float); color: #283044; font-size: 12px; font-weight: 700; backdrop-filter: blur(10px); animation: float 7s ease-in-out infinite; }
.float-card svg { width: 24px; fill: none; stroke: var(--ink); stroke-width: 1.5; }
.float-card-document { left: 1%; top: 45px; }
.float-card-mileage { left: 25%; top: 100px; }
.float-card-service { right: 22%; top: 42px; animation-delay: -2s; }
.float-card-profile { right: 0; top: 100px; animation-delay: -4s; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.odometer { display: flex; gap: 2px; }
.odometer i { min-width: 17px; padding: 4px 2px; border: 1px solid #b9c2cd; border-radius: 3px; background: linear-gradient(#f8f9fa 49%, #d9dde3 50%, #f8f9fa 52%); color: var(--ink); font: 700 15px/1 var(--font); font-style: normal; text-align: center; }
.memory-rail { display: grid; grid-template-columns: auto 1fr auto 1fr auto 1fr auto; align-items: center; gap: 16px; padding-top: 14px; }
.rail-item { display: grid; grid-template-columns: auto auto; gap: 1px 9px; align-items: center; }
.rail-item span { grid-row: span 2; color: var(--accent-deep); font: 700 11px/1 var(--font); }
.rail-item strong { font-size: 13px; }
.rail-item small { color: var(--ink-faint); font-size: 11px; }
.rail-line { height: 1px; background: #c7cdd6; position: relative; overflow: hidden; }
.rail-line i { position: absolute; width: 30%; height: 100%; background: var(--accent); animation: rail 3s ease-in-out infinite; }
@keyframes rail { from { left: -30%; } to { left: 100%; } }

.section { padding: 145px 0; border-bottom: 1px solid var(--border); }
.section-index { display: inline-block; margin-bottom: 25px; color: var(--accent-deep); font-size: 11px; font-weight: 800; letter-spacing: .14em; }
h2 { margin-bottom: 28px; max-width: 880px; font-size: clamp(42px, 4.1vw, 66px); line-height: 1.04; letter-spacing: -.052em; font-weight: 650; }
h3 { letter-spacing: -.025em; }
.section-body, .section-heading > p, .audience-copy > p, .start-copy > p, .faq-intro > p, .final-panel > p { color: var(--ink-soft); font-size: 17px; line-height: 1.65; }

.problem { background: var(--bg-soft); }
.problem-grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: 90px; align-items: center; }
.problem-list { margin: 34px 0; border-left: 1px solid #cbd1d9; }
.problem-list p { margin: 0; padding: 9px 0 9px 23px; color: #4e586c; font-size: 15px; }
.problem-list p + p { border-top: 1px solid #e1e5e9; }
.scatter-map { min-height: 580px; position: relative; }
.scatter-card { position: absolute; z-index: 2; width: 205px; min-height: 112px; padding: 18px; display: flex; flex-direction: column; gap: 8px; border: 1px solid #d7dde5; border-radius: var(--radius-sm); background: rgba(248,249,250,.97); box-shadow: 0 20px 38px rgba(42,52,68,.10), 0 4px 12px rgba(42,52,68,.045), inset 0 1px 0 rgba(255,255,255,.9); }
.scatter-card small { color: var(--ink-faint); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.scatter-card strong { font-size: 15px; }
.scatter-card span { color: var(--ink-soft); font-size: 11px; }
.scatter-order { left: 3%; top: 2%; transform: rotate(-2deg); }
.scatter-note { right: 0; top: 10%; transform: rotate(2deg); }
.scatter-insurance { right: 5%; bottom: 2%; transform: rotate(-1deg); }
.scatter-receipt { left: 0; bottom: 10%; transform: rotate(1deg); }
.scatter-core { position: absolute; z-index: 3; left: 50%; top: 50%; width: 176px; height: 176px; transform: translate(-50%,-50%); display: grid; place-items: center; border: 1px solid #c9d0da; border-radius: 50%; background: var(--bg); box-shadow: var(--shadow-soft); text-align: center; }
.scatter-car-icon { width: 100px; overflow: visible; filter: drop-shadow(0 9px 10px rgba(20,29,45,.2)); }
.scatter-car-shell { fill: #131b2a; stroke: #0c111d; stroke-width: 1.5; stroke-linejoin: round; }
.scatter-car-mirror { fill: #131b2a; stroke: #0c111d; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.scatter-car-windshield { fill: #344157; stroke: #9eabbc; stroke-width: 1.1; stroke-linejoin: round; }
.scatter-car-hood { fill: #1d293b; stroke: none; }
.scatter-headlight { fill: #eaf7ff; stroke: var(--accent); stroke-width: 1.25; stroke-linejoin: round; }
.scatter-car-grille { fill: #070b12; stroke: #516078; stroke-width: 1; stroke-linejoin: round; }
.scatter-car-intake { fill: #070b12; stroke: #303d52; stroke-width: .8; stroke-linejoin: round; }
.scatter-car-accent { fill: none; stroke: var(--accent); stroke-width: 1.6; stroke-linecap: round; opacity: .9; }
.scatter-core span { color: var(--ink-soft); font-size: 12px; line-height: 1.35; }
.scatter-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.scatter-lines path { fill: none; stroke: #aeb8c5; stroke-width: 1.5; stroke-dasharray: 5 7; }
.scatter-lines .missing { stroke: var(--accent); stroke-width: 2; }
.statement { margin-top: 90px; padding: 44px 0 0; display: grid; grid-template-columns: 4px 1fr 1fr; gap: 34px; border-top: 1px solid var(--border); }
.statement > span { background: var(--accent); border-radius: 4px; }
.statement p { margin: 0; color: var(--ink-soft); line-height: 1.6; }
.statement strong { font-size: 22px; line-height: 1.45; letter-spacing: -.02em; }

.automation { background: var(--bg); }
.section-heading { max-width: 920px; margin-bottom: 76px; }
.section-heading.narrow { max-width: 820px; }
.scan-flow { display: grid; grid-template-columns: 1fr 90px 1fr 90px 1fr; align-items: center; }
.flow-stage { position: relative; min-width: 0; text-align: center; }
.stage-number { position: absolute; z-index: 3; left: 24px; top: 20px; color: var(--accent-deep); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.flow-stage h3 { margin: 26px 0 8px; font-size: 20px; }
.flow-stage > p { margin: 0 auto; max-width: 300px; color: var(--ink-soft); font-size: 13px; line-height: 1.5; }
.paper-document, .parsed-fields, .saved-record { width: min(100%, 340px); min-height: 370px; margin: auto; border: 1px solid var(--border-highlight); border-radius: var(--radius-md); background: var(--surface); box-shadow: var(--shadow-float); }
.paper-document { position: relative; padding: 55px 34px 30px; overflow: hidden; text-align: left; }
.paper-document small { display: block; margin-bottom: 7px; font-size: 10px; font-weight: 800; }
.paper-document > strong { display: block; margin-bottom: 25px; font-size: 15px; }
.paper-document > span { display: block; width: 100%; height: 1px; margin: 13px 0; background: #cbd1d9; }
.paper-row { display: flex; justify-content: space-between; margin-top: 24px; padding-top: 13px; border-top: 1px solid var(--border); font-size: 12px; }
.paper-row em { font-style: normal; font-weight: 750; }
.scan-corner { position: absolute; width: 26px; height: 26px; border-color: var(--accent); }
.corner-a { left: 17px; top: 17px; border-left: 3px solid; border-top: 3px solid; }
.corner-b { right: 17px; top: 17px; border-right: 3px solid; border-top: 3px solid; }
.corner-c { left: 17px; bottom: 17px; border-left: 3px solid; border-bottom: 3px solid; }
.corner-d { right: 17px; bottom: 17px; border-right: 3px solid; border-bottom: 3px solid; }
.scan-beam { position: absolute; left: 20px; right: 20px; top: 25%; height: 2px; background: var(--accent); box-shadow: 0 0 14px rgba(32,184,255,.55); animation: scan 3.2s ease-in-out infinite; }
@keyframes scan { 0%,100% { top: 22%; } 50% { top: 78%; } }
.parsed-fields { padding: 52px 27px 26px; text-align: left; }
.parsed-fields > div { padding: 17px 0; display: flex; align-items: center; justify-content: space-between; gap: 15px; border-bottom: 1px solid var(--border); }
.parsed-fields small { color: var(--ink-faint); font-size: 11px; }
.parsed-fields strong { font-size: 13px; }
.odometer.compact i { min-width: 15px; font-size: 12px; }
.saved-record { padding: 42px 28px 26px; display: flex; flex-direction: column; text-align: left; }
.saved-check { width: 42px; height: 42px; margin-bottom: 25px; display: grid; place-items: center; border-radius: 50%; background: var(--accent-soft); }
.saved-check svg { width: 24px; fill: none; stroke: var(--accent-deep); stroke-width: 2; }
.saved-record > small { color: var(--accent-deep); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.saved-record > strong { margin: 12px 0 18px; font-size: 19px; }
.saved-record > div:not(.saved-check):not(.history-link) { display: flex; justify-content: space-between; color: var(--ink-soft); font-size: 11px; }
.history-link { margin-top: auto; padding-top: 22px; display: flex; align-items: center; gap: 10px; border-top: 1px solid var(--border); color: var(--accent-deep); font-size: 11px; font-weight: 700; }
.history-link i { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px var(--accent-soft); }
.flow-connector { display: flex; align-items: center; }
.flow-connector span { flex: 1; height: 1px; background: linear-gradient(90deg,#b8c1cc,var(--accent)); }
.flow-connector i { width: 8px; height: 8px; border-top: 1px solid var(--accent); border-right: 1px solid var(--accent); transform: rotate(45deg); }
.automation-thesis { margin: 78px 0 0; padding-top: 34px; border-top: 1px solid var(--border); font-size: clamp(25px, 2.3vw, 38px); letter-spacing: -.035em; }

.possibilities { background: var(--bg-soft); }
.feature-route { position: relative; max-width: 1180px; margin: 90px auto 0; }
.feature-spine { position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: #c6ced8; }
.feature-spine span { position: absolute; top: 0; left: -1px; width: 3px; height: 22%; background: var(--accent); box-shadow: 0 0 14px rgba(32,184,255,.25); transition: height .2s linear; }
.feature-stop { position: relative; width: 50%; min-height: 240px; display: flex; align-items: flex-start; padding-bottom: 64px; }
.feature-left { padding-right: 76px; }
.feature-right { margin-left: 50%; padding-left: 76px; }
.feature-marker { position: absolute; z-index: 2; top: 28px; width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid #c7cfd9; border-radius: 50%; background: var(--bg-soft); color: var(--accent-deep); font-size: 10px; font-weight: 800; box-shadow: 0 0 0 10px var(--bg-soft); }
.feature-left .feature-marker { right: -22px; }
.feature-right .feature-marker { left: -22px; }
.feature-card { width: 100%; padding: 34px; border: 1px solid var(--border-highlight); border-radius: var(--radius-md); background: rgba(248,249,250,.78); box-shadow: var(--shadow-soft); }
.feature-card > small, .feature-card > div > small { color: var(--accent-deep); font-size: 9px; font-weight: 800; letter-spacing: .13em; }
.feature-card h3 { margin: 13px 0 14px; font-size: 27px; }
.feature-card p { color: var(--ink-soft); line-height: 1.6; }
.feature-card > strong { font-size: 13px; }
.feature-accent { background: var(--ink); color: #eff7ff; border-color: #293246; box-shadow: 0 24px 55px rgba(16,21,37,.2); }
.feature-accent p { color: #a8b3c7; }
.mini-route, .transfer-diagram { margin-top: 30px; display: flex; align-items: center; gap: 10px; color: #c8d2e2; font-size: 10px; }
.mini-route i, .transfer-diagram i { flex: 1; height: 1px; background: linear-gradient(90deg,rgba(32,184,255,.2),var(--accent)); }
.feature-duo { display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items: center; }
.mileage-dial { position: relative; aspect-ratio: 1; display: grid; place-content: center; border: 10px solid #dbe1e6; border-right-color: var(--accent); border-radius: 50%; text-align: center; transform: rotate(-14deg); }
.mileage-dial strong, .mileage-dial span { transform: rotate(14deg); }
.mileage-dial strong { font-size: 25px; }
.mileage-dial span { color: var(--ink-soft); font-size: 11px; }
.feature-trio { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.feature-trio > div + div { padding-left: 22px; border-left: 1px solid var(--border); }
.feature-trio h3 { font-size: 19px; }
.feature-trio p { margin-bottom: 0; font-size: 13px; }
.transfer-diagram { color: var(--ink-soft); }
.car-node { padding: 9px; border: 1px solid var(--accent); border-radius: 9px; color: var(--ink); font-weight: 700; }
.feature-accent .transfer-diagram { gap: 8px; color: #a8b3c7; }
.feature-accent .transfer-diagram > span:not(.car-node) { padding: 8px 9px; border: 1px solid rgba(200,210,226,.38); border-radius: 8px; color: #dce5f2; white-space: nowrap; }
.feature-accent .transfer-diagram .car-node { padding: 9px 11px; background: var(--accent); border-color: var(--accent); color: #0d1728; white-space: nowrap; }
.feature-ai { position: relative; overflow: hidden; }
.feature-ai::after { content: ""; position: absolute; width: 170px; height: 170px; right: -75px; bottom: -85px; border: 1px solid var(--accent); border-radius: 50%; box-shadow: 0 0 0 24px var(--accent-soft), 0 0 0 48px rgba(32,184,255,.05); }

.audience { background: var(--bg); }
.audience-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 90px; align-items: center; }
.audience-copy > strong { display: block; margin-top: 34px; padding-left: 22px; border-left: 3px solid var(--accent); font-size: 20px; line-height: 1.5; }
.care-map { position: relative; width: min(100%,620px); margin-left: auto; aspect-ratio: 1; }
.care-map > svg { width: 100%; height: 100%; }
.orbit { fill: none; stroke: #cbd2dc; stroke-width: 1; }
.orbit-b { stroke-dasharray: 3 8; }
.orbit-path { fill: none; stroke: var(--accent); stroke-width: 2; stroke-dasharray: 12 18; animation: dash 24s linear infinite; }
.care-car { filter: drop-shadow(0 11px 11px rgba(20,29,45,.2)); }
.care-node { position: absolute; min-width: 145px; padding: 14px 17px; display: flex; gap: 10px; border: 1px solid var(--border-highlight); border-radius: 14px; background: rgba(248,249,250,.95); box-shadow: var(--shadow-float); font-size: 11px; }
.care-node span { color: var(--accent-deep); font-weight: 800; }
.node-service { left: 1%; top: 17%; }
.node-docs { right: 0; top: 22%; }
.node-reminders { right: 6%; bottom: 14%; }
.node-sale { left: 0; bottom: 17%; }

.start { padding-top: 20px; background: var(--bg); }
.start-panel { padding: 76px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: center; border: 1px solid var(--border-highlight); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-soft); }
.start-copy h2 { font-size: clamp(39px,3.7vw,58px); }
.start-copy > strong { font-size: 17px; }
.start-route { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; }
.start-route > i { width: 34px; height: 1px; background: #bbc4cf; position: relative; }
.start-route > i::after { content: ""; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-top: 1px solid #8994a3; border-right: 1px solid #8994a3; transform: rotate(45deg); }
.start-node { min-height: 158px; padding: 22px 18px; display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 18px; background: var(--bg); }
.start-node span { color: var(--accent-deep); font-size: 10px; font-weight: 800; }
.start-node strong { margin-top: auto; font-size: 14px; }
.start-node small { margin-top: 7px; color: var(--ink-faint); }
.start-node.active { background: var(--ink); color: #f4f8ff; border-color: var(--ink); box-shadow: 0 18px 35px rgba(16,21,37,.17); }
.start-node.active small { color: #9ba8bc; }

.faq { background: var(--bg-soft); }
.faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 100px; align-items: start; }
.faq-intro { position: sticky; top: 130px; }
.faq-intro h2 { font-size: clamp(42px,4vw,62px); }
.direct-links { margin-top: 32px; display: flex; flex-direction: column; gap: 10px; }
.direct-links a { width: max-content; color: var(--accent-deep); font-weight: 700; }
.faq-list { border-top: 1px solid #cfd5dd; }
details { border-bottom: 1px solid #cfd5dd; }
summary { min-height: 85px; padding: 25px 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; list-style: none; cursor: pointer; font-size: 18px; font-weight: 680; letter-spacing: -.015em; }
summary::-webkit-details-marker { display: none; }
summary span { position: relative; flex: 0 0 28px; width: 28px; height: 28px; border: 1px solid #bac3ce; border-radius: 50%; }
summary span::before, summary span::after { content: ""; position: absolute; left: 7px; right: 7px; top: 13px; height: 1px; background: var(--ink); }
summary span::after { transform: rotate(90deg); transition: transform .2s; }
details[open] summary span::after { transform: rotate(0); }
details p { margin: -4px 56px 28px 0; color: var(--ink-soft); line-height: 1.65; }

.final-cta { padding-top: 115px; background: var(--bg); }
.final-panel { position: relative; overflow: hidden; padding: 100px 8%; border: 1px solid var(--border-highlight); border-radius: 38px; background: var(--surface); box-shadow: var(--shadow-soft); text-align: center; }
.final-panel h2 { max-width: 1040px; margin-inline: auto; }
.final-panel > p { max-width: 760px; margin: 0 auto 25px; }
.final-panel > strong { display: block; font-size: 19px; }
.final-actions { margin-top: 35px; display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.final-route { width: min(540px,75%); margin: 0 auto 50px; display: flex; align-items: center; }
.final-route span { flex: 0 0 10px; height: 10px; border: 2px solid var(--accent); border-radius: 50%; background: var(--surface); box-shadow: 0 0 0 7px var(--accent-soft); }
.final-route i { flex: 1; height: 1px; background: linear-gradient(90deg,var(--accent),#b9c2ce); }

.site-footer { padding: 75px 0 24px; background: var(--bg); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 70px; padding-bottom: 48px; }
.footer-grid p { margin: 15px 0 0; color: var(--ink-soft); font-size: 13px; }
.footer-grid nav, .footer-contact { display: flex; flex-direction: column; gap: 14px; font-size: 13px; font-weight: 650; }
.footer-contact a { color: var(--accent-deep); }
.footer-meta { padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--border); color: var(--ink-faint); font-size: 11px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.75,.2,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1180px) {
  :root { --shell: min(100% - 48px, 1100px); }
  .hero-grid { grid-template-columns: 1fr; padding-top: 40px; }
  .hero-copy { max-width: 800px; }
  .hero-visual { height: 580px; }
  .hero-car { max-height: 365px; }
  .problem-grid, .audience-grid { grid-template-columns: 1fr; }
  .scatter-map, .care-map { width: min(100%,720px); margin-inline: auto; }
  .scan-flow { grid-template-columns: 1fr; gap: 30px; }
  .flow-connector { width: 1px; height: 55px; margin: 0 auto; flex-direction: column; }
  .flow-connector span { width: 1px; background: linear-gradient(#b8c1cc,var(--accent)); }
  .flow-connector i { transform: rotate(135deg); }
  .paper-document, .parsed-fields, .saved-record { width: min(100%,460px); }
  .start-panel { grid-template-columns: 1fr; }
}

@media (max-height: 820px) and (min-width: 1181px) {
  .hero { padding-top: 104px; padding-bottom: 22px; }
  .hero-grid { min-height: 548px; align-items: center; }
  h1 { margin-bottom: 18px; font-size: clamp(50px,4.2vw,61px); }
  .hero-signature { margin-bottom: 17px; font-size: 18px; }
  .hero-description { margin-bottom: 18px; font-size: 15px; line-height: 1.48; }
  .hero-thesis { margin-bottom: 21px; font-size: 17px; }
  .button { min-height: 48px; padding: 12px 17px; font-size: 12px; }
  .hero-visual { height: 530px; }
  .hero-car { max-height: 320px; bottom: 0; }
  .float-card-mileage, .float-card-profile { top: 100px; }
  .memory-rail { padding-top: 0; }
}

@media (max-width: 860px) {
  :root { --shell: min(100% - 32px, 760px); }
  .header-inner { height: 72px; grid-template-columns: 1fr auto; }
  .brand { font-size: 20px; }
  .brand-mark { width: 34px; height: 34px; }
  .header-contact { display: none; }
  .menu-toggle { justify-self: end; width: 44px; height: 44px; display: grid; place-content: center; gap: 6px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
  .menu-toggle span:not(.sr-only) { width: 20px; height: 1px; background: var(--ink); transition: transform .2s; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }
  .site-nav { position: fixed; top: 72px; left: 16px; right: 16px; padding: 28px; display: flex; flex-direction: column; align-items: flex-start; gap: 7px; border: 1px solid var(--border-highlight); border-radius: 20px; background: rgba(248,249,250,.98); box-shadow: var(--shadow-float); transform: translateY(-18px); opacity: 0; pointer-events: none; transition: .25s ease; }
  .site-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .site-nav a { width: 100%; padding: 12px 0; font-size: 17px; }
  .hero { padding-top: 110px; }
  .hero-grid { min-height: auto; }
  h1 { font-size: clamp(46px,10vw,68px); }
  .hero-visual { height: 480px; margin-top: 10px; }
  .hero-car { max-height: 260px; }
  .float-card { min-width: 135px; padding: 10px; font-size: 10px; }
  .float-card-mileage { left: 18%; }
  .memory-rail { grid-template-columns: 1fr 1fr; gap: 18px; }
  .rail-line { display: none; }
  .section { padding: 100px 0; }
  h2 { font-size: clamp(39px,8vw,58px); }
  .statement { grid-template-columns: 4px 1fr; }
  .statement strong { grid-column: 2; }
  .feature-spine { left: 22px; }
  .feature-stop, .feature-right { width: 100%; margin-left: 0; padding: 0 0 46px 74px; }
  .feature-left .feature-marker, .feature-right .feature-marker { left: 0; right: auto; }
  .feature-duo, .feature-trio { grid-template-columns: 1fr; }
  .feature-trio > div + div { padding: 20px 0 0; border-left: 0; border-top: 1px solid var(--border); }
  .mileage-dial { width: 150px; }
  .faq-grid { grid-template-columns: 1fr; gap: 55px; }
  .faq-intro { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  :root { --shell: calc(100% - 26px); }
  h1 { font-size: 45px; }
  .hero-signature { font-size: 18px; }
  .hero-description { font-size: 15px; }
  .hero-thesis { font-size: 18px; }
  .hero-actions, .final-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-visual { height: 420px; }
  .hero-car { width: 106.5%; max-height: none; left: -3.25%; right: auto; bottom: 8px; transform: none; }
  .hero-route { transform: scale(.88); transform-origin: center; }
  .float-card-profile { right: -2%; }
  .float-card-service { right: 2%; top: 15px; }
  .float-card-document { top: 15px; }
  .float-card-mileage { left: 9%; top: 130px; }
  .odometer i { min-width: 14px; font-size: 12px; }
  .problem-grid { gap: 40px; }
  .scatter-map { min-height: 520px; transform: scale(.91); transform-origin: center; }
  .scatter-card { width: 165px; }
  .scatter-core { width: 140px; height: 140px; }
  .statement { margin-top: 35px; gap: 18px; }
  .statement p { font-size: 14px; }
  .statement strong { font-size: 18px; }
  .section-heading { margin-bottom: 50px; }
  .paper-document, .parsed-fields, .saved-record { min-height: 340px; }
  .feature-route { margin-top: 55px; }
  .feature-card { padding: 25px; }
  .feature-card h3 { font-size: 23px; }
  .care-map { transform: scale(.98); }
  .care-node { min-width: 120px; padding: 10px; font-size: 9px; }
  .start-panel { padding: 42px 24px; gap: 55px; }
  .start-route { grid-template-columns: 1fr; gap: 12px; }
  .start-route > i { width: 1px; height: 24px; margin: auto; }
  .start-route > i::after { right: -3px; top: auto; bottom: 0; transform: rotate(135deg); }
  .start-node { min-height: 115px; }
  summary { min-height: 76px; font-size: 16px; }
  details p { margin-right: 0; font-size: 14px; }
  .final-panel { padding: 65px 22px; border-radius: 26px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-meta { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}