/* FactMind introduction page. Structure mirrors monday.com/w/service; colors, type and imagery are FactMind's. */
@font-face { font-family: "Pretendard"; src: url("/assets/fonts/PretendardVariable.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
:root {
  --ink: #111214; --ink-2: #3b3f46; --ink-3: #6b7078; --line: #e6e6e6; --line-2: #d9d4c8;
  --paper: #ffffff; --beige: #f7f3ea; --beige-2: #efe9dd; --tint: #eef3ff; --tint-2: #e3ecff;
  --navy: #1b3a57; --cobalt: #2b59c3; --sky: #5aa9ff; --green: #1f7a5c; --amber: #a3620f;
  --grad: linear-gradient(90deg, #1b3a57 0%, #2b59c3 55%, #5aa9ff 100%);
  --font: "Poppins", "Pretendard", -apple-system, "Segoe UI", sans-serif;
  --r-xl: 32px; --r-l: 24px; --r-m: 16px; --r-s: 10px;
  --container: 1280px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); font-weight: 400; color: var(--ink); background: var(--paper); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; word-break: keep-all; overflow-wrap: anywhere; }
h1, h2, h3, h4, p, ul { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 40px; }
.container.narrow { max-width: 880px; }
.center { text-align: center; }
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.grad-all { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; display: inline-block; }
.i { display: inline-flex; width: 18px; height: 18px; vertical-align: -3px; flex-shrink: 0; }
.i svg { width: 100%; height: 100%; }
.i-sm { width: 16px; height: 16px; margin-left: 2px; }
.i-md { width: 22px; height: 22px; }

/* Type scale (Poppins light headlines, like the reference) */
.display-xl { font-size: 72px; line-height: 1.15; font-weight: 400; letter-spacing: -0.02em; text-wrap: balance; }
.display-l { font-size: 64px; line-height: 1.15; font-weight: 400; letter-spacing: -0.02em; text-wrap: balance; }
.display-m { font-size: 48px; line-height: 1.2; font-weight: 400; letter-spacing: -0.015em; text-wrap: balance; }
.display-s { font-size: 40px; line-height: 1.2; font-weight: 400; letter-spacing: -0.01em; text-wrap: balance; }
.lead { font-size: 18px; color: var(--ink-2); max-width: 720px; margin: 18px auto 0; }
.eyebrow { font-size: 15px; color: var(--ink-2); margin-bottom: 14px; }
.caption { font-size: 15px; color: var(--ink-3); margin-top: 28px; display: flex; justify-content: center; align-items: center; gap: 6px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; height: 52px; padding: 0 26px; border-radius: 999px; font-size: 15.5px; font-weight: 500; white-space: nowrap; transition: transform .15s ease, background .15s ease, box-shadow .15s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; box-shadow: 0 10px 24px rgba(0,0,0,.18); }
.btn-outline { border: 1px solid var(--ink); color: var(--ink); background: #fff; }
.btn-outline:hover { background: #f6f6f6; }
.btn-sm { height: 42px; padding: 0 18px; font-size: 14px; }
.btn-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
.text-link { display: inline-flex; align-items: center; gap: 2px; font-weight: 500; font-size: 16px; border-bottom: 1.5px solid currentColor; padding-bottom: 1px; }
.text-link:hover { color: var(--cobalt); }

/* Navigation */
.site-nav { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-inner { max-width: 1440px; margin: 0 auto; height: 72px; display: flex; align-items: center; gap: 32px; padding: 0 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 19px; padding-right: 28px; border-right: 1px solid var(--line); height: 40px; }
.nav-links { display: flex; gap: 28px; font-size: 15px; color: var(--ink-2); }
.nav-links a { padding: 6px 0; border-bottom: 2px solid transparent; }
.nav-links a.is-active { color: var(--cobalt); border-bottom-color: var(--cobalt); }
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 18px; font-size: 15px; }
.nav-lang, .nav-login { color: var(--ink-2); }
.nav-burger { display: none; margin-left: auto; width: 44px; height: 44px; flex-direction: column; justify-content: center; gap: 5px; align-items: center; }
.nav-burger span { width: 22px; height: 2px; background: var(--ink); display: block; }
.nav-mobile { display: none; }

/* Hero */
.hero { padding: 96px 0 0; text-align: center; overflow: hidden; }
.hero-sub { font-size: 21px; color: var(--ink-2); margin: 26px auto 0; max-width: 820px; }
.hero-note { margin-top: 20px; font-size: 16px; color: var(--ink-3); }
.hero-note .star { color: var(--cobalt); margin: 0 8px; }
.hero-stage { position: relative; max-width: 1240px; margin: 64px auto 0; padding: 0 40px; height: 620px; }
.hero-glow { position: absolute; inset: -10% 10% -20% 10%; background: radial-gradient(55% 50% at 55% 55%, rgba(90,169,255,.30) 0%, rgba(43,89,195,.10) 45%, rgba(255,255,255,0) 72%); pointer-events: none; }
.hero-art { position: absolute; left: 40px; right: 40px; top: 0; height: 620px; border-radius: 36px; overflow: hidden; background: var(--tint); }
.hero-art img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 42%; }
.ask-card { position: absolute; left: 88px; top: 56px; width: 460px; display: flex; align-items: center; gap: 14px; background: rgba(255,255,255,.92); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.7); border-radius: 20px; padding: 18px 22px; font-size: 20px; line-height: 1.4; text-align: left; box-shadow: 0 20px 50px rgba(27,58,87,.14); }
.ask-card p { flex: 1; }
.ask-send { width: 36px; height: 36px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; flex-shrink: 0; }
.ask-send svg { width: 16px; height: 16px; }
.answer-card { position: absolute; left: 88px; bottom: 48px; width: 500px; text-align: left; background: rgba(255,255,255,.96); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.8); border-radius: 22px; padding: 20px 24px; box-shadow: 0 30px 70px rgba(27,58,87,.18); }
.answer-head { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink-3); padding-bottom: 12px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.answer-head .i { color: var(--cobalt); }
.answer-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 0; border-bottom: 1px solid #f0f0f0; font-size: 16px; }
.answer-row:last-of-type { border-bottom: 0; }
.answer-foot { margin-top: 10px; font-size: 13.5px; color: var(--ink-3); }
.hero-stack { position: absolute; right: 96px; top: 70px; display: grid; gap: 12px; width: 300px; text-align: left; }
.side-card { display: flex; align-items: center; gap: 14px; background: rgba(255,255,255,.86); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.8); border-radius: 16px; padding: 14px 18px; font-size: 17px; color: var(--ink-2); box-shadow: 0 8px 30px rgba(27,58,87,.08); }
.side-card:nth-child(2), .side-card:nth-child(4) { transform: translateX(28px); }
.side-card .i { color: var(--cobalt); background: var(--tint); border-radius: 10px; width: 38px; height: 38px; padding: 8px; }
.side-card.is-on { background: #fff; color: var(--ink); border-color: var(--cobalt); box-shadow: 0 0 0 4px rgba(43,89,195,.14), 0 18px 40px rgba(27,58,87,.16); transform: translateX(-12px) scale(1.03); }
.side-card.is-on .i { background: var(--cobalt); color: #fff; }

/* Logo marquee (the team's own products) */
.strip { padding: 88px 0 24px; }
.strip-title { text-align: center; font-size: 16px; font-weight: 400; color: var(--ink-3); margin-bottom: 28px; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-track { display: flex; gap: 72px; width: max-content; padding: 8px 0; animation: marquee 28s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.logo { display: inline-flex; align-items: center; gap: 12px; font-size: 23px; font-weight: 500; color: var(--ink-3); white-space: nowrap; animation: logo-breathe 9s ease-in-out infinite; }
.logo:nth-child(2n) { animation-delay: -3s; } .logo:nth-child(3n) { animation-delay: -6s; }
@keyframes logo-breathe { 0%, 100% { filter: grayscale(1); opacity: .55; } 50% { filter: grayscale(0); opacity: 1; } }
.logo img { width: 34px; height: 34px; border-radius: 9px; object-fit: contain; }
.logo:hover { animation-play-state: paused; filter: none; opacity: 1; color: var(--ink); }

/* Feature block */
.features { padding: 96px 0 0; }
.band { padding: 72px 0; }
.band-beige { background: var(--beige); border-radius: 40px 40px 0 0; margin-top: 56px; }
.band-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.band-grid.tight { margin-top: 56px; align-items: start; }
.band-copy .display-m { margin-bottom: 36px; }
.accordion { border-top: 1px solid var(--line-2); }
.acc-item { position: relative; border-bottom: 1px solid var(--line-2); }
.acc-head { width: 100%; text-align: left; padding: 22px 0; font-size: 22px; font-weight: 500; display: flex; align-items: center; gap: 14px; color: var(--ink-2); transition: color .2s; }
.acc-item.is-open .acc-head { color: var(--ink); }
.acc-head .i { color: var(--cobalt); }
.acc-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s ease; }
.acc-body > div { overflow: hidden; font-size: 17.5px; color: var(--ink-2); }
.acc-item.is-open .acc-body { grid-template-rows: 1fr; }
.acc-item.is-open .acc-body > div { padding-bottom: 22px; }
.acc-progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 0; background: var(--cobalt); }
.acc-item.is-open .acc-progress { animation: progress var(--acc-ms, 7000ms) linear forwards; }
.accordion.is-paused .acc-progress { animation-play-state: paused; }
@keyframes progress { from { width: 0; } to { width: 100%; } }
.band-visual { position: relative; min-height: 420px; }
.band-visual .shot { position: absolute; inset: 0; opacity: 0; transition: opacity .5s ease; }
.band-visual .shot.is-on { position: relative; opacity: 1; }
.shot { border-radius: 20px; overflow: hidden; border: 1px solid #e3ded2; box-shadow: 0 30px 80px rgba(27,58,87,.14); background: #fff; }
.card-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.card { background: #fff; border-radius: var(--r-l); padding: 32px 32px 0; overflow: hidden; display: flex; flex-direction: column; }
.tag { display: inline-block; background: var(--beige-2); border-radius: 8px; padding: 6px 12px; font-size: 14.5px; margin-bottom: 18px; align-self: flex-start; }
.card h3 { font-size: 25px; font-weight: 500; line-height: 1.3; margin-bottom: 12px; }
.card p { color: var(--ink-2); font-size: 16.5px; flex: 1; }
.card .text-link { margin: 18px 0 24px; align-self: flex-start; }
.mini { background: var(--beige); border-radius: 16px 16px 0 0; padding: 18px; font-size: 14px; margin-top: auto; }
.mini-bar { display: flex; gap: 6px; align-items: center; margin-bottom: 14px; }
.mini-bar span { width: 9px; height: 9px; border-radius: 50%; background: #d8d2c4; }
.mini-bar em { font-style: normal; margin-left: 10px; color: var(--ink-3); }
.mini-row, .r-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid rgba(0,0,0,.06); }
.mini-row b { font-weight: 500; }
.mini-row .muted { color: var(--ink-3); }
.mini-note { padding-top: 12px; color: var(--ink-3); font-size: 13px; }
.t-head, .t-row { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 8px; align-items: center; padding: 9px 0; border-bottom: 1px solid rgba(0,0,0,.06); }
.t-head { color: var(--ink-3); font-size: 13px; }
.t-head b { text-align: center; font-weight: 500; color: var(--ink); }
.t-row i { font-style: normal; text-align: center; color: var(--green); }
.t-row i.no { color: #b8b8b8; }
.chip { display: inline-flex; align-items: center; gap: 5px; border-radius: 999px; padding: 4px 10px; font-size: 13px; white-space: nowrap; }
.chip .i { width: 14px; height: 14px; }
.chip-green { background: #e6f4ee; color: var(--green); }
.chip-gray { background: #f0f0f0; color: #5f6570; }
.chip-amber { background: #fff2dd; color: var(--amber); }
.chip-navy { background: var(--tint); color: var(--navy); }

/* Tabs */
.tabs-section { padding: 120px 0 0; }
.tabs { margin-top: 40px; }
.tab-list { display: flex; gap: 34px; justify-content: center; flex-wrap: wrap; margin-bottom: 40px; }
.tab-list [role=tab] { font-size: 17px; padding: 10px 2px; border-bottom: 2px solid transparent; color: var(--ink-2); }
.tab-list [role=tab][aria-selected=true] { color: var(--ink); border-bottom-color: var(--ink); font-weight: 500; }
.tab-panel { display: grid; grid-template-columns: 1fr 1.9fr; border: 1px solid var(--line); border-radius: var(--r-xl); overflow: hidden; min-height: 540px; }
.panel-copy { padding: 52px 48px; display: flex; flex-direction: column; justify-content: center; gap: 18px; }
.panel-copy h3 { font-size: 34px; font-weight: 400; line-height: 1.25; letter-spacing: -0.01em; text-wrap: balance; }
.panel-copy p { color: var(--ink-2); font-size: 17.5px; }
.panel-copy .text-link { align-self: flex-start; }
.panel-visual { position: relative; background: var(--tint-2); min-height: 540px; overflow: hidden; }
.panel-photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.mini.float { position: absolute; right: 48px; bottom: 44px; width: min(440px, 70%); border-radius: 18px; background: rgba(255,255,255,.96); backdrop-filter: blur(8px); padding: 22px; font-size: 15px; box-shadow: 0 30px 70px rgba(27,58,87,.28); margin: 0; }
.float-shot { position: absolute; right: 48px; bottom: 44px; width: min(520px, 72%); }

/* Cases */
.cases { padding: 120px 0 0; }
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 48px; max-width: 960px; margin-left: auto; margin-right: auto; }
.case-card { border: 1px solid var(--line); border-radius: var(--r-l); padding: 28px; display: flex; flex-direction: column; gap: 18px; }
.case-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.case-logo { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 500; }
.case-logo img { width: 28px; height: 28px; border-radius: 7px; }
.case-photo { border-radius: 14px; overflow: hidden; aspect-ratio: 16 / 9; background: var(--tint); }
.case-photo img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.case-stat { display: flex; align-items: center; gap: 18px; }
.case-big { font-size: 56px; line-height: 1; font-weight: 400; letter-spacing: -0.02em; }
.case-desc { font-size: 17px; color: var(--ink-2); max-width: 220px; }
.case-card p { color: var(--ink-2); font-size: 16px; }
.case-foot { border-top: 1px solid var(--line); padding-top: 18px; }
.case-foot .tag { margin: 0; }

/* Talk to us */
.expert { padding: 120px 0 0; }
.expert-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: center; }
.expert-meta { display: flex; gap: 20px; align-items: center; margin: 28px 0 32px; }
.expert-meta p { color: var(--ink-2); font-size: 17px; }
.avatars { display: flex; flex-shrink: 0; }
.avatar { width: 68px; height: 68px; border-radius: 50%; border: 3px solid #fff; margin-left: -18px; background: var(--tint-2); background-size: cover; background-position: center 20%; }
.avatar:first-child { margin-left: 0; }
.avatar.a1 { background-image: url("/img/astra/avatar-1.png"); }
.avatar.a2 { background-image: url("/img/astra/avatar-2.png"); }
.avatar.a3 { background-image: url("/img/astra/avatar-3.png"); }
.pill-list { list-style: none; padding: 0; display: grid; gap: 14px; }
.pill-list li { display: flex; align-items: center; gap: 14px; border: 1px solid var(--line); border-radius: 999px; padding: 18px 22px; font-size: 19px; font-weight: 500; }
.check { width: 28px; height: 28px; border-radius: 50%; background: var(--cobalt); position: relative; flex-shrink: 0; }
.check::after { content: ""; position: absolute; left: 9px; top: 6px; width: 7px; height: 12px; border-right: 2.5px solid #fff; border-bottom: 2.5px solid #fff; transform: rotate(45deg); }
.check.big { width: 56px; height: 56px; }
.check.big::after { left: 20px; top: 13px; width: 12px; height: 24px; border-width: 3px; }

/* Standards */
.standards { padding: 120px 0 0; }
.standards .center .btn { margin-top: 28px; }
.accordion-icons .acc-body > div { padding-left: 36px; }
.std-card { background: var(--navy); border-radius: var(--r-xl); padding: 20px; display: grid; gap: 16px; align-self: stretch; }
.std-art { border-radius: 20px; overflow: hidden; aspect-ratio: 3 / 2; background: var(--tint); }
.std-art img { width: 100%; height: 100%; object-fit: cover; }
.std-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 16px; overflow: hidden; font-size: 14.5px; }
.std-table th, .std-table td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.std-table thead th { font-weight: 500; color: var(--ink-3); font-size: 12.5px; letter-spacing: .04em; }
.std-table tbody tr:last-child td { border-bottom: 0; }
.std-table td:nth-child(2) { font-weight: 500; }

/* Free / paid */
.boundary { margin-top: 120px; border-radius: 40px 40px 0 0; }
.boundary-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.boundary-grid .lead { margin: 0 0 24px; max-width: none; }
.product-row { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 16px; margin-top: 48px; }
.product { border-radius: var(--r-l); padding: 28px; min-height: 300px; display: flex; flex-direction: column; gap: 10px; color: #fff; position: relative; transition: transform .15s; overflow: hidden; }
.product:hover { transform: translateY(-2px); }
.product b { font-size: 24px; font-weight: 500; }
.product span { font-size: 15px; opacity: .92; }
.product em { font-style: normal; font-size: 14px; margin-top: auto; padding-top: 14px; opacity: .9; font-weight: 500; }
.product-icon { width: 64px; height: 64px; border-radius: 16px; background: #fff; overflow: hidden; margin-bottom: 8px; box-shadow: 0 8px 20px rgba(0,0,0,.12); }
.product-icon img { width: 100%; height: 100%; object-fit: cover; }
.product-wide { background: #fff; color: var(--ink); border: 1px solid #e3ded2; display: grid; grid-template-columns: 1fr 1.1fr; gap: 20px; align-items: center; }
.product-wide .product-copy { display: flex; flex-direction: column; gap: 10px; }
.product-wide span { color: var(--ink-2); opacity: 1; }
.product-wide em { color: var(--cobalt); }
.product-shot { border-radius: 14px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 20px 50px rgba(27,58,87,.14); transform: translateX(28px); }
.p2 { background: linear-gradient(160deg, #2b59c3, #1b3a57); }
.p3 { background: linear-gradient(160deg, #1f7a5c, #124a38); }

/* Observed AI answers */
.observe { padding: 120px 0 0; }
.brands { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-top: 44px; }
.brand-tile { display: flex; flex-direction: column; align-items: center; gap: 12px; border: 1px solid var(--line); border-radius: 20px; padding: 26px 12px 20px; font-size: 15px; font-weight: 500; color: var(--ink-2); background: #fff; transition: box-shadow .2s, transform .2s; }
.brand-tile:hover { box-shadow: 0 16px 40px rgba(27,58,87,.10); transform: translateY(-2px); }
.brand-tile img { width: 36px; height: 36px; }

/* Records over numbers */
.trust { padding: 120px 0 0; }
.trust-card { border: 1px solid var(--line); border-radius: var(--r-xl); padding: 48px; }
.trust-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.trust-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 40px; }
.trust-box { border: 1px solid var(--line); border-radius: var(--r-l); padding: 20px 28px 28px; display: flex; flex-direction: column; gap: 14px; }
.trust-art { border-radius: 16px; overflow: hidden; aspect-ratio: 16 / 9; background: var(--tint); margin: 0 -8px 8px; }
.trust-art img { width: 100%; height: 100%; object-fit: cover; }
.trust-box h3 { font-size: 30px; font-weight: 400; line-height: 1.25; }
.trust-box p { color: var(--ink-2); font-size: 16.5px; }
.trust-box .text-link { align-self: flex-start; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.chips .chip { font-size: 14px; padding: 8px 14px; }

/* FAQ (left-aligned column, like the reference) */
.faq { padding: 120px 0 0; }
.faq .display-m { font-size: 44px; }
.faq-list { margin-top: 36px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item button { width: 100%; text-align: left; padding: 26px 8px 26px 20px; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-size: 20px; font-weight: 500; }
.faq-item button i { width: 22px; height: 22px; position: relative; flex-shrink: 0; }
.faq-item button i::before, .faq-item button i::after { content: ""; position: absolute; background: var(--ink); left: 50%; top: 50%; transform: translate(-50%, -50%); }
.faq-item button i::before { width: 18px; height: 1.5px; }
.faq-item button i::after { width: 1.5px; height: 18px; transition: transform .2s; }
.faq-item.is-open button i::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-a { display: none; padding: 0 20px 26px; font-size: 17.5px; color: var(--ink-2); max-width: 760px; }
.faq-item.is-open .faq-a { display: block; }

/* Final */
.final { position: relative; padding: 150px 0 130px; overflow: hidden; }
.final-glow { position: absolute; inset: 20% 10% 10% 10%; background: radial-gradient(50% 60% at 50% 60%, rgba(90,169,255,.28) 0%, rgba(43,89,195,.10) 45%, rgba(255,255,255,0) 75%); pointer-events: none; }
.final .container { position: relative; }
.final .lead { margin-top: 22px; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 56px 0 40px; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(5, 1fr); gap: 28px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 500; font-size: 19px; align-self: start; }
.footer-grid h4 { font-size: 15px; font-weight: 500; margin-bottom: 14px; }
.footer-grid a { display: flex; align-items: center; gap: 8px; color: var(--ink-2); margin-bottom: 10px; }
.f-ico { width: 18px; height: 18px; border-radius: 4px; }
.footer-legal { margin-top: 40px; color: var(--ink-3); font-size: 14px; }

/* Contact modal (fields and flow mirror querymind.co.kr) */
.modal { position: fixed; inset: 0; z-index: 90; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(17,18,20,.55); backdrop-filter: blur(4px); }
.modal-panel { position: relative; width: min(680px, 100%); max-height: calc(100dvh - 40px); overflow-y: auto; background: #fff; border-radius: var(--r-xl); box-shadow: 0 40px 120px rgba(0,0,0,.35); }
.modal-head { padding: 40px 40px 8px; position: relative; }
.modal-head .eyebrow { font-size: 13px; letter-spacing: .12em; color: var(--cobalt); margin-bottom: 10px; }
.modal-head h2 { font-size: 34px; font-weight: 400; line-height: 1.2; letter-spacing: -0.015em; }
.modal-head p:last-of-type { color: var(--ink-2); margin-top: 10px; font-size: 16px; }
.modal-x { position: absolute; top: 20px; right: 20px; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; color: var(--ink-2); }
.modal-x:hover { background: #f2f2f2; }
.contact-form { padding: 20px 40px 40px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; }
.field { display: flex; flex-direction: column; gap: 8px; font-size: 14px; color: var(--ink-2); }
.field em { color: var(--cobalt); font-style: normal; }
.field-wide { grid-column: span 2; }
.field input, .field select, .field textarea { font: inherit; font-size: 16px; color: var(--ink); border: 1px solid #d6d6d6; border-radius: 12px; padding: 12px 14px; min-height: 50px; background: #fff; width: 100%; }
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--cobalt); box-shadow: 0 0 0 3px rgba(43,89,195,.15); }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea { border-color: #c0392b; }
.field-trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--ink-2); cursor: pointer; }
.consent input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--cobalt); flex-shrink: 0; }
.form-error { margin-top: 16px; color: #b3261e; font-size: 15px; }
.form-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 24px; }
.form-actions .btn { width: auto; }
.form-success { padding: 40px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.form-success h3 { font-size: 28px; font-weight: 400; }
.form-success p { color: var(--ink-2); }
.form-success .btn { margin-top: 16px; width: auto; }
body.modal-open { overflow: hidden; }

/* Responsive */
@media (max-width: 1100px) {
  .display-xl { font-size: 56px; } .display-l { font-size: 48px; } .display-m { font-size: 38px; } .display-s { font-size: 32px; }
  .nav-links { display: none; }
  .hero-stage { height: auto; padding: 0 24px; }
  .hero-art { position: relative; left: 0; right: 0; height: 420px; }
  .hero-stack { display: none; }
  .ask-card { left: 48px; top: 28px; width: min(420px, 80%); }
  .answer-card { position: relative; left: 0; bottom: 0; width: 100%; margin-top: 16px; }
  .band-grid, .expert-grid, .boundary-grid { grid-template-columns: 1fr; }
  .card-row { grid-template-columns: 1fr; }
  .product-row { grid-template-columns: 1fr; }
  .product-wide { grid-template-columns: 1fr; }
  .product-shot { transform: none; }
  .tab-panel { grid-template-columns: 1fr; }
  .panel-visual { min-height: 420px; }
  .brands { grid-template-columns: repeat(3, 1fr); }
  .case-grid, .trust-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  body { font-size: 16px; }
  .container { padding: 0 20px; }
  .display-xl { font-size: 40px; } .display-l { font-size: 34px; } .display-m { font-size: 30px; } .display-s { font-size: 28px; }
  .faq .display-m { font-size: 30px; }
  .hero { padding-top: 56px; }
  .hero-sub { font-size: 18px; }
  .hero-stage { margin-top: 40px; padding: 0 16px; }
  .hero-art { height: 300px; border-radius: 22px; }
  .ask-card { left: 32px; top: 20px; width: calc(100% - 64px); font-size: 17px; padding: 14px 16px; }
  .btn { height: 50px; padding: 0 22px; font-size: 16px; width: 100%; justify-content: center; }
  .btn-row { flex-direction: column; }
  .nav-actions { display: none; }
  .nav-burger { display: flex; }
  body.nav-open .nav-mobile { display: grid; gap: 4px; padding: 12px 20px 20px; border-top: 1px solid var(--line); background: #fff; }
  .nav-mobile a { padding: 12px 0; font-size: 17px; border-bottom: 1px solid var(--line); }
  .nav-mobile .btn { margin-top: 12px; border-bottom: 0; }
  .marquee-track { gap: 40px; }
  .logo { font-size: 18px; }
  .band { padding: 48px 0; }
  .band-beige { border-radius: 24px 24px 0 0; }
  .tabs-section, .cases, .expert, .standards, .observe, .trust, .faq { padding-top: 72px; }
  .boundary { margin-top: 72px; }
  .panel-copy { padding: 28px 22px; }
  .panel-visual { min-height: 360px; }
  .mini.float, .float-shot { right: 16px; bottom: 16px; width: calc(100% - 32px); }
  .case-big { font-size: 44px; }
  .brands { grid-template-columns: repeat(2, 1fr); }
  .trust-card { padding: 24px; }
  .trust-box h3 { font-size: 24px; }
  .std-card { padding: 14px; }
  .final { padding: 80px 0 64px; }
  .footer-grid { grid-template-columns: 1fr; }
  .modal { padding: 10px; align-items: flex-end; }
  .modal-panel { max-height: calc(100dvh - 20px); border-radius: 24px; }
  .modal-head { padding: 28px 22px 6px; }
  .modal-head h2 { font-size: 26px; }
  .contact-form { padding: 16px 22px 28px; }
  .form-grid { grid-template-columns: 1fr; }
  .field-wide { grid-column: auto; }
  .form-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .form-actions .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) { .logo { animation: none; filter: none; opacity: .8; } .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } .marquee-track { animation: none; } .acc-progress { animation: none !important; } }