:root {
  --ink: #1a1a1a;
  --ink-2: #252321;
  --paper: #f7f4ef;
  --white: #fff;
  --lime: #ff7a1a;
  --aqua: #ffb454;
  --violet: #e85d00;
  --coral: #ffb454;
  --muted: #69645f;
  --brand-soft: #fff0e4;
  --brand-gray: #8a8a8a;
  --line: rgba(26,26,26,.14);
  --line-dark: rgba(255,255,255,.14);
  --radius: 24px;
  --container: min(1180px, calc(100vw - 40px));
  --shadow: 0 28px 80px rgba(26,26,26,.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
::selection { background: var(--lime); color: var(--ink); }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
svg, img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--lime); outline-offset: 3px; }
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.screen-reader-text:focus { position: fixed !important; left: 18px; top: 18px; z-index: 200; width: auto; height: auto; margin: 0; padding: 12px 16px; clip: auto; border-radius: 10px; background: var(--white); color: var(--ink); box-shadow: var(--shadow); font-weight: 800; }

.container { width: var(--container); margin-inline: auto; }
.narrow { width: min(830px, calc(100vw - 40px)); margin-inline: auto; }
.section { position: relative; padding: 108px 0; }
.section-sm { padding: 66px 0; }
.dark { background: var(--ink); color: var(--white); }
.white { background: var(--white); }
.lime { background: var(--lime); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: currentColor; }
.dark .eyebrow, .hero .eyebrow, .page-hero .eyebrow { color: var(--lime); }
.display {
  margin: 0;
  font-size: clamp(3rem, 7vw, 6.4rem);
  line-height: .98;
  letter-spacing: -.065em;
  font-weight: 880;
}
.headline {
  margin: 0;
  font-size: clamp(2.1rem, 4.7vw, 4.25rem);
  line-height: 1.08;
  letter-spacing: -.05em;
  font-weight: 850;
}
.subhead { margin: 0; font-size: clamp(1.35rem, 2.7vw, 2.35rem); line-height: 1.2; letter-spacing: -.035em; }
.lead { max-width: 780px; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.22rem); }
.dark .lead, .hero .lead, .page-hero .lead { color: #b5bfce; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-bottom: 48px; }
.section-head > p { max-width: 480px; margin: 0 0 4px; color: var(--muted); }
.dark .section-head > p { color: #aeb8c7; }

.topline {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 20px;
  background: var(--lime);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .04em;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  height: 78px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: rgba(247,244,239,.92);
  backdrop-filter: blur(18px);
}
.header-inner { position: relative; width: var(--container); margin: auto; display: flex; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand-logo, .custom-logo { width: 184px; height: auto; }
.main-nav { margin-left: auto; display: flex; align-items: center; gap: 3px; }
.main-nav > a, .nav-drop > button {
  min-height: 43px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 11px;
  border: 0;
  background: transparent;
  font-size: .84rem;
  font-weight: 720;
  cursor: pointer;
}
.main-nav > a:hover, .main-nav > a[aria-current="page"], .nav-drop > button:hover, .nav-drop.open > button { color: var(--violet); }
.nav-drop { position: relative; }
.nav-drop svg { width: 13px; transition: transform .2s; }
.nav-drop.open svg { transform: rotate(180deg); }
.drop-menu {
  position: absolute;
  left: 50%;
  top: calc(100% + 15px);
  width: 570px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--white);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity .2s ease, transform .2s ease;
}
.nav-drop.open .drop-menu { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0); }
.drop-menu a { padding: 14px; border-radius: 13px; }
.drop-menu a:hover { background: var(--paper); }
.drop-menu strong { display: block; font-size: .88rem; }
.drop-menu small { display: block; margin-top: 3px; color: var(--muted); font-size: .68rem; }
.nav-cta { min-height: 46px; display: inline-flex; align-items: center; padding: 0 17px; border-radius: 12px; background: var(--ink); color: var(--white); font-size: .82rem; font-weight: 800; }
.nav-cta:hover { background: var(--lime); color: var(--ink); }
.nav-toggle { position: relative; display: none; width: 46px; height: 46px; margin-left: auto; border: 1px solid var(--line); border-radius: 12px; background: transparent; cursor: pointer; }
.nav-toggle::before, .nav-toggle::after, .nav-toggle span { content: ""; position: absolute; left: 50%; top: 50%; display: block; width: 20px; height: 2px; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }
.nav-toggle::before { transform: translate(-50%,-7px); }
.nav-toggle span { transform: translate(-50%,-1px); }
.nav-toggle::after { transform: translate(-50%,5px); }
.nav-toggle[aria-expanded="true"]::before { transform: translate(-50%,-1px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span { opacity: 0; }
.nav-toggle[aria-expanded="true"]::after { transform: translate(-50%,-1px) rotate(-45deg); }

.btn {
  min-height: 55px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 23px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 820;
  line-height: 1.2;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--lime); color: var(--ink); box-shadow: 0 14px 35px rgba(255,122,26,.22); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-ghost { border-color: var(--line-dark); color: inherit; }
.btn-arrow::after { content: "↗"; }
.actions { display: flex; flex-wrap: wrap; gap: 11px; margin-top: 32px; }
.text-link { display: inline-flex; align-items: center; gap: 8px; border-bottom: 1px solid currentColor; font-weight: 820; }
.text-link::after { content: "→"; transition: transform .2s; }
.text-link:hover::after { transform: translateX(4px); }

.hero { overflow: hidden; padding: 88px 0 76px; background: var(--ink); color: var(--white); }
.hero::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255,255,255,.13) 1px, transparent 1px); background-size: 28px 28px; mask-image: linear-gradient(90deg,#000,transparent 74%); opacity: .35; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.08fr .92fr; gap: 60px; align-items: center; }
.hero h1 span { color: var(--lime); }
.hero-copy .lead { margin: 27px 0 0; }
.mini-proof { display: flex; flex-wrap: wrap; gap: 10px 19px; margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--line-dark); color: #aeb8c8; font-size: .75rem; }
.mini-proof span::before { content: "✓"; margin-right: 7px; color: var(--lime); font-weight: 900; }
.answer-stage { position: relative; min-height: 510px; }
.answer-window { position: absolute; inset: 25px 0 0 20px; padding: 24px; border: 1px solid rgba(255,255,255,.18); border-radius: 28px; background: linear-gradient(145deg,rgba(255,255,255,.1),rgba(255,255,255,.035)); box-shadow: 0 35px 90px rgba(0,0,0,.34); }
.answer-top { display: flex; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid var(--line-dark); font-size: .68rem; font-weight: 850; letter-spacing: .11em; }
.answer-top span:last-child { color: var(--aqua); }
.prompt { margin-top: 25px; padding: 13px 15px; border-radius: 13px; background: rgba(0,0,0,.28); color: #d8deea; font-size: .82rem; }
.answer-copy { margin-top: 18px; color: #aeb8c8; font-size: .83rem; }
.answer-copy strong { color: var(--white); }
.brand-mention { margin: 13px 0; padding: 15px; border: 1px solid rgba(255,122,26,.48); border-radius: 14px; background: rgba(255,122,26,.1); color: #ffd0ad; }
.citation { display: flex; justify-content: space-between; gap: 12px; padding: 11px 0; border-top: 1px solid var(--line-dark); color: #99a6b8; font-size: .69rem; }
.score-ring { position: absolute; right: -25px; bottom: 9px; width: 126px; height: 126px; display: grid; place-items: center; border-radius: 50%; background: var(--lime); color: var(--ink); text-align: center; font-size: .67rem; font-weight: 900; transform: rotate(8deg); box-shadow: 0 20px 55px rgba(255,122,26,.28); }
.score-ring strong { display: block; font-size: 1.7rem; line-height: 1; }

.ticker { overflow: hidden; padding: 16px 0; border-bottom: 1px solid var(--line); background: var(--white); }
.ticker-track { width: max-content; display: flex; gap: 27px; animation: ticker 30s linear infinite; font-size: .72rem; font-weight: 850; letter-spacing: .12em; }
.ticker-track span { display: inline-flex; align-items: center; gap: 27px; }
.ticker-track span::after { content: "✦"; color: var(--violet); }
@keyframes ticker { to { transform: translateX(-50%); } }

.trend-grid, .three-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.trend-card, .feature-card { min-height: 310px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.52); }
.trend-card .num, .feature-card .num { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 13px; background: var(--ink); color: var(--lime); font-size: .75rem; font-weight: 900; }
.trend-card h3, .feature-card h3 { margin: 68px 0 13px; font-size: 1.4rem; letter-spacing: -.035em; }
.trend-card p, .feature-card p { margin: 0; color: var(--muted); font-size: .9rem; }
.feature-card:nth-child(2) { background: var(--lime); }
.feature-card:nth-child(2) p { color: rgba(9,11,18,.68); }

.metric-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.metric { min-height: 205px; padding: 30px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.metric strong { display: block; color: var(--lime); font-size: clamp(2.3rem,4.8vw,4.4rem); line-height: 1; letter-spacing: -.06em; }
.metric span { display: block; margin-top: 19px; color: #b7c0ce; font-size: .88rem; }
.metric small { display: block; margin-top: 8px; color: #778497; font-size: .64rem; }

.compare { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow); }
.compare-row { display: grid; grid-template-columns: .65fr 1fr 1fr; }
.compare-row > div { padding: 18px 22px; border-top: 1px solid var(--line); }
.compare-row > div + div { border-left: 1px solid var(--line); }
.compare-row:not(:first-child) > div { color: var(--ink); background: var(--white); }
.compare-row:not(:first-child) > div:first-child { background: #eceee7; font-weight: 820; }
.compare-row:nth-child(odd):not(:first-child) > div:not(:first-child) { background: #f8f9f5; }
.compare-row:first-child > div { border-top: 0; font-weight: 850; background: var(--ink); color: var(--white); }
.compare-row:first-child > div:nth-child(3) { background: var(--lime); color: var(--ink); }

.service-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.service-card { min-height: 370px; display: flex; flex-direction: column; padding: 29px; border: 1px solid var(--line-dark); border-radius: var(--radius); background: rgba(255,255,255,.04); transition: .23s; }
.service-card:hover { transform: translateY(-5px); border-color: var(--lime); }
.service-card .icon { width: 51px; height: 51px; display: grid; place-items: center; border-radius: 14px; background: var(--lime); color: var(--ink); font-weight: 900; }
.service-card h3 { margin: 55px 0 13px; font-size: 1.5rem; }
.service-card p { margin: 0 0 22px; color: #aeb8c8; font-size: .88rem; }
.service-card .text-link { margin-top: auto; align-self: flex-start; color: var(--lime); }

.platform-block { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.platform-group { padding: 30px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); }
.platform-group:nth-child(2) { background: var(--ink); color: var(--white); }
.platform-label { display: flex; align-items: center; justify-content: space-between; margin-bottom: 25px; }
.platform-label span { color: var(--muted); font-size: .7rem; font-weight: 850; letter-spacing: .1em; }
.platform-group:nth-child(2) .platform-label span { color: var(--aqua); }
.platforms { display: flex; flex-wrap: wrap; gap: 9px; }
.platform { padding: 12px 15px; border: 1px solid var(--line); border-radius: 12px; font-size: .83rem; font-weight: 780; }
.platform-group:nth-child(2) .platform { border-color: var(--line-dark); background: rgba(255,255,255,.05); }

.process { display: grid; grid-template-columns: repeat(6,1fr); }
.process-item { position: relative; min-height: 235px; padding: 22px 20px 20px 0; border-top: 1px solid var(--line); }
.process-item::before { content: ""; position: absolute; top: -5px; width: 9px; height: 9px; border-radius: 50%; background: var(--violet); }
.process-item strong { color: var(--violet); font-size: .7rem; letter-spacing: .1em; }
.process-item h3 { margin: 32px 0 9px; font-size: 1rem; }
.process-item p { margin: 0; padding-right: 9px; color: var(--muted); font-size: .78rem; }

.kpi-panel { display: grid; grid-template-columns: .62fr 1.38fr; overflow: hidden; border-radius: 28px; background: var(--lime); }
.kpi-title { display: flex; flex-direction: column; justify-content: space-between; padding: 36px; border-right: 1px solid rgba(9,11,18,.15); }
.kpi-title strong { font-size: 3.4rem; line-height: .92; letter-spacing: -.06em; }
.kpi-list { display: grid; grid-template-columns: 1fr 1fr; }
.kpi { padding: 30px; border-left: 1px solid rgba(9,11,18,.14); border-bottom: 1px solid rgba(9,11,18,.14); }
.kpi h3 { margin: 0 0 9px; }
.kpi p { margin: 0; color: rgba(9,11,18,.66); font-size: .86rem; }

.case-grid, .resource-grid, .industry-grid, .module-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.case-card, .resource-card, .industry-card, .module-card { min-height: 370px; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.case-top { height: 130px; margin: -26px -26px 25px; padding: 20px; position: relative; overflow: hidden; background: var(--ink); color: var(--white); }
.case-top::after { content: ""; position: absolute; width: 150px; height: 150px; right: -35px; bottom: -92px; border: 29px solid var(--lime); border-radius: 50%; }
.case-card:nth-child(2) .case-top::after { border-color: var(--violet); }
.case-card:nth-child(3) .case-top::after { border-color: var(--aqua); }
.chip { display: inline-flex; min-height: 27px; align-items: center; padding: 0 9px; border-radius: 20px; background: rgba(255,255,255,.13); font-size: .65rem; font-weight: 800; }
.case-card h3, .resource-card h3, .industry-card h3, .module-card h3 { margin: 0 0 12px; font-size: 1.25rem; }
.case-card p, .resource-card p, .industry-card p, .module-card p { margin: 0 0 17px; color: var(--muted); font-size: .86rem; }
.case-card .text-link, .resource-card .text-link { margin-top: auto; align-self: flex-start; }
.placeholder { color: #a94400 !important; font-size: .72rem !important; font-weight: 800; }

.module-grid { grid-template-columns: repeat(4,1fr); }
.module-card { min-height: 300px; }
.module-card .num { color: var(--violet); font-size: .72rem; font-weight: 900; letter-spacing: .1em; }
.module-card h3 { margin-top: 68px; }
.module-card:nth-child(1), .module-card:nth-child(7) { background: var(--ink); color: var(--white); }
.module-card:nth-child(1) p, .module-card:nth-child(7) p { color: #aeb8c8; }
.module-card[data-module-card] { position: relative; overflow: hidden; cursor: pointer; transition: transform .28s ease, border-color .28s ease, background-color .28s ease, box-shadow .28s ease; }
.module-card[data-module-card]::after { content: ""; position: absolute; width: 110px; height: 110px; right: -76px; top: -76px; border: 20px solid var(--lime); border-radius: 50%; opacity: 0; transform: scale(.75); transition: opacity .28s ease, transform .28s ease; }
.module-card[data-module-card]:hover, .module-card[data-module-card]:focus-visible { transform: translateY(-7px); border-color: var(--lime); box-shadow: 0 18px 42px rgba(0,0,0,.22); outline: 0; }
.module-card[data-module-card]:hover::after, .module-card[data-module-card]:focus-visible::after, .module-card[data-module-card].active::after { opacity: 1; transform: scale(1); }
.module-card[data-module-card].active { transform: translateY(-7px); border-color: var(--lime); background: var(--lime); color: var(--ink); box-shadow: 0 18px 42px rgba(0,0,0,.24); }
.module-card[data-module-card].active p, .module-card[data-module-card].active .num { color: rgba(26,26,26,.72); }
.module-action { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 18px; border-top: 1px solid currentColor; color: inherit; font-size: .72rem; font-weight: 850; letter-spacing: .03em; }
.module-action b { font-size: 1rem; transition: transform .28s ease; }
.module-card.active .module-action b { transform: rotate(90deg); }
.module-detail { max-height: 0; overflow: hidden; opacity: 0; transition: max-height .38s ease, opacity .24s ease, padding-top .38s ease; }
.module-card.active .module-detail { max-height: 180px; padding-top: 16px; opacity: 1; }
.module-detail ul { margin: 0; padding: 0; list-style: none; }
.module-detail li { position: relative; padding: 6px 0 6px 17px; color: rgba(26,26,26,.76); font-size: .76rem; font-weight: 700; }
.module-detail li::before { content: "+"; position: absolute; left: 0; font-weight: 900; }

.page-hero { position: relative; overflow: hidden; padding: 86px 0; background: var(--ink); color: var(--white); }
.page-hero::after { content: ""; position: absolute; width: 530px; height: 530px; right: -160px; top: -310px; border: 78px solid var(--lime); border-radius: 50%; opacity: .86; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero .display { max-width: 1030px; font-size: clamp(3rem,6.2vw,5.7rem); }
.page-hero .lead { margin: 26px 0 0; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 41px; color: #94a0b2; font-size: .72rem; }
.breadcrumbs a:hover { color: var(--lime); }

.prose h2 { margin: 2.1em 0 .65em; font-size: clamp(1.8rem,3vw,2.7rem); line-height: 1.18; letter-spacing: -.04em; }
.prose h3 { margin: 1.8em 0 .55em; font-size: 1.35rem; }
.prose p { color: #4f5866; font-size: 1.02rem; }
.prose .callout { margin: 35px 0; padding: 28px; border-radius: 18px; background: var(--lime); color: var(--ink); font-size: 1.25rem; font-weight: 820; }
.principle-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 13px; margin: 32px 0; }
.principle { padding: 21px; border: 1px solid var(--line); border-radius: 15px; background: var(--white); }
.principle strong { display: block; margin-bottom: 8px; }
.principle p { margin: 0; font-size: .82rem; }

.faq-list { border-top: 1px solid var(--line); }
.faq { border-bottom: 1px solid var(--line); }
.faq button { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 0; border: 0; background: transparent; text-align: left; font-weight: 840; cursor: pointer; }
.faq button::after { content: "+"; width: 33px; height: 33px; flex: 0 0 auto; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; transition: .2s; }
.faq.open button::after { transform: rotate(45deg); background: var(--lime); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .25s; }
.faq-answer > div { overflow: hidden; }
.faq-answer p { margin: 0; padding: 0 52px 24px 0; color: var(--muted); }
.faq.open .faq-answer { grid-template-rows: 1fr; }

.cta { position: relative; overflow: hidden; padding: 68px; border-radius: 32px; background: var(--ink); color: var(--white); }
.cta::after { content: ""; position: absolute; width: 390px; height: 390px; right: -210px; top: -220px; border: 65px solid var(--violet); border-radius: 50%; }
.cta > * { position: relative; z-index: 1; }
.cta .headline { max-width: 780px; }
.cta p { max-width: 680px; color: #afb9c8; }

.form-layout { display: grid; grid-template-columns: .76fr 1.24fr; gap: 66px; align-items: start; }
.benefits { display: grid; gap: 13px; margin-top: 31px; }
.benefit { display: flex; gap: 12px; padding-top: 14px; border-top: 1px solid var(--line); }
.benefit::before { content: "✓"; width: 24px; height: 24px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: var(--lime); font-size: .7rem; font-weight: 900; }
.form-card { padding: 33px; border-radius: 26px; background: var(--white); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1/-1; }
.field label { font-size: .75rem; font-weight: 800; }
.field input, .field select, .field textarea { width: 100%; min-height: 51px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 11px; background: var(--paper); outline: none; }
.field textarea { min-height: 105px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(255,122,26,.2); }
.checks { display: flex; flex-wrap: wrap; gap: 8px; }
.checks label { padding: 8px 11px; border: 1px solid var(--line); border-radius: 9px; cursor: pointer; }
.checks input { width: auto; min-height: auto; margin-right: 5px; }
.form-note { margin: 14px 0 0; color: var(--muted); font-size: .7rem; }

.score-test { display: grid; grid-template-columns: repeat(3,1fr); gap: 11px; }
.score-option { padding: 17px; border: 1px solid var(--line); border-radius: 13px; background: var(--white); cursor: pointer; font-size: .82rem; font-weight: 720; text-align: left; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.score-option:hover { transform: translateY(-2px); border-color: var(--lime); }
.score-option.selected, .score-option[aria-pressed="true"] { border-color: var(--violet); background: var(--lime); }
.score-output { margin-top: 16px; padding: 18px; border-radius: 13px; background: var(--ink); color: var(--white); font-weight: 820; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.filter-bar button { min-height: 40px; padding: 0 15px; border: 1px solid var(--line); border-radius: 22px; background: transparent; font-size: .78rem; font-weight: 780; cursor: pointer; }
.filter-bar button.active, .filter-bar button[aria-pressed="true"], .filter-bar button:hover { background: var(--ink); color: var(--lime); }

.site-footer { background: var(--ink); color: var(--white); }
.footer-main { display: grid; grid-template-columns: 1.25fr repeat(3,1fr); gap: 45px; padding: 72px 0; }
.footer-brand p { max-width: 320px; color: #98a5b7; font-size: .82rem; }
.brand--footer { width: max-content; max-width: 100%; padding: 11px 13px; border-radius: 14px; background: var(--white); box-shadow: 0 14px 34px rgba(0,0,0,.2); }
.brand--footer .brand-logo, .brand--footer .custom-logo { width: 205px; }
.footer-contact { line-height: 1.75; }
.footer-contact a { color: var(--white); }
.footer-contact a:hover { color: var(--lime); }
.footer-col h4 { margin: 0 0 17px; color: #7f8b9d; font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; }
.footer-col a { display: block; margin: 8px 0; color: #c0c8d4; font-size: .8rem; }
.footer-col a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; gap: 25px; padding: 22px 0; border-top: 1px solid var(--line-dark); color: #7c899b; font-size: .68rem; }
.floating { position: fixed; right: 21px; bottom: 21px; z-index: 50; width: 62px; height: 62px; display: grid; place-items: center; border: 2px solid rgba(26,26,26,.16); border-radius: 50%; background: var(--lime); color: var(--ink); box-shadow: 0 18px 46px rgba(26,26,26,.28); font-size: .68rem; font-weight: 900; text-align: center; line-height: 1.1; transition: transform .2s ease, box-shadow .2s ease; }
.floating:hover { transform: translateY(-4px); box-shadow: 0 23px 52px rgba(26,26,26,.33); }
.reading-progress { position: fixed; left: 0; top: 0; z-index: 100; width: 100%; height: 3px; }
.reading-progress span { display: block; height: 100%; width: 0; background: var(--violet); }
.toast { position: fixed; left: 50%; bottom: 25px; z-index: 100; max-width: calc(100vw - 30px); padding: 14px 20px; border-radius: 12px; background: var(--ink); color: var(--white); box-shadow: var(--shadow); opacity: 0; transform: translate(-50%,15px); transition: .25s; }
.toast.show { opacity: 1; transform: translate(-50%,0); }
.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s, transform .65s; }
.js .reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}
@media (max-width: 1040px) {
  body.nav-open { overflow: hidden; }
  .main-nav { position: absolute; left: 0; right: 0; top: calc(100% + 12px); z-index: 70; max-height: calc(100vh - 105px); display: none; overflow: auto; margin-left: 0; padding: 14px; border: 1px solid var(--line); border-radius: 20px; background: var(--white); box-shadow: var(--shadow); }
  .nav-open .main-nav { display: block; }
  .main-nav > a, .nav-drop > button { width: 100%; justify-content: space-between; min-height: 49px; }
  .nav-drop { width: 100%; }
  .drop-menu { position: static; width: auto; display: none; margin: 0 5px 9px; opacity: 1; visibility: visible; pointer-events: auto; transform: none; box-shadow: none; background: var(--paper); }
  .nav-drop.open .drop-menu { display: grid; transform: none; }
  .nav-toggle { display: block; }
  .nav-cta { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .answer-stage { max-width: 750px; }
  .metric-grid { grid-template-columns: repeat(2,1fr); }
  .trend-grid, .three-grid, .case-grid, .resource-grid, .industry-grid { grid-template-columns: repeat(2,1fr); }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: repeat(3,1fr); row-gap: 24px; }
  .module-grid { grid-template-columns: repeat(3,1fr); }
  .principle-grid { grid-template-columns: 1fr 1fr; }
  .footer-main { grid-template-columns: 1.25fr repeat(3,1fr); gap: 25px; }
}
@media (max-width: 720px) {
  :root { --container: min(100% - 28px,1180px); --radius: 19px; }
  .section { padding: 76px 0; }
  .topline { font-size: .64rem; text-align: center; }
  .site-header { height: 70px; }
  .brand-logo, .custom-logo { width: 158px; }
  .section-head { display: block; margin-bottom: 34px; }
  .section-head > p { margin-top: 14px; }
  .hero { padding: 65px 0 52px; }
  .hero-grid { gap: 42px; }
  .display { font-size: clamp(2.65rem,14.5vw,4.4rem); }
  .actions { display: grid; }
  .btn { width: 100%; }
  .answer-stage { min-height: 455px; }
  .answer-window { inset: 0; padding: 18px; }
  .score-ring { width: 95px; height: 95px; right: -6px; bottom: -7px; }
  .trend-grid, .three-grid, .service-grid, .case-grid, .resource-grid, .industry-grid, .module-grid { grid-template-columns: 1fr; }
  .trend-card, .feature-card { min-height: 260px; }
  .metric { min-height: 165px; padding: 21px; }
  .metric strong { font-size: 2.4rem; }
  .compare { overflow-x: auto; }
  .compare-row { min-width: 720px; }
  .platform-block { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .process-item { min-height: auto; padding-left: 18px; border-top: 0; border-left: 1px solid var(--line); }
  .process-item::before { top: 27px; left: -5px; }
  .kpi-panel { grid-template-columns: 1fr; }
  .kpi-title { border-right: 0; border-bottom: 1px solid rgba(9,11,18,.15); }
  .kpi-list { grid-template-columns: 1fr; }
  .page-hero { padding: 65px 0; }
  .page-hero::after { width: 320px; height: 320px; right: -195px; top: -175px; border-width: 48px; }
  .principle-grid { grid-template-columns: 1fr; }
  .cta { padding: 42px 25px; }
  .cta::after { width: 240px; height: 240px; right: -160px; top: -150px; border-width: 42px; }
  .form-layout { grid-template-columns: 1fr; gap: 40px; }
  .form-card { padding: 21px; }
  .form-grid, .score-test { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1/-1; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 6px; }
  .floating { display: none; }
}