/* =========================================================
   Audio Tech Bridge — site.css
   브랜드 토큰: 네이비/코퍼, IBM Plex Sans KR + Plex Mono
   ========================================================= */
:root {
  --navy-deep: #0B2A4A;
  --navy: #14406F;
  --mid: #1B5A9E;
  --bright: #2E7DD1;
  --copper: #D46A2E;
  --copper-dark: #B85A24;
  --sand: #E8C39E;
  --sand-deep: #C8A98C;
  --bg: #F0EEE8;
  --card: #FFFFFF;
  --ink: #12171E;
  --ink-2: #3C4650;
  --ink-3: #74808F;
  --rule: #DCD8CE;
  --dark: #061626;
  --dark-2: #0E2238;
  --ok: #2E9E6B;
  --warn: #D9A441;
  --err: #C8412F;

  --font: "IBM Plex Sans KR", "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  --mono: "IBM Plex Mono", "IBM Plex Sans KR", ui-monospace, SFMono-Regular, Menlo, monospace;

  --container: 1200px;
  --gutter: 24px;
  --header-h: 68px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--bg);
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.25; letter-spacing: -0.02em; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }

.skip { position: absolute; left: -999px; top: 8px; background: var(--copper); color: #fff; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }

.container { max-width: var(--container); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.mono { font-family: var(--mono); letter-spacing: 0.02em; }
.muted { color: var(--ink-3); }
.note { font-size: 13px; color: var(--ink-3); }
.br-desk { display: inline; }

/* ---------- type ---------- */
.h1 { font-size: clamp(34px, 4.6vw, 56px); letter-spacing: -0.03em; font-weight: 600; }
.h2 { font-size: clamp(26px, 3.2vw, 38px); letter-spacing: -0.025em; }
.h3 { font-size: clamp(20px, 2vw, 24px); }
.lead { font-size: clamp(16px, 1.3vw, 18px); line-height: 1.8; color: var(--ink-2); max-width: 62ch; }
.lead--light { color: rgba(255,255,255,.8); }
.eyebrow {
  font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 14px; display: flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--copper); flex: none; }
.eyebrow--light { color: var(--sand); }

/* ---------- spacing ---------- */
.mt-sm { margin-top: 16px; } .mt-md { margin-top: 28px; } .mt-lg { margin-top: 44px; } .mt-xl { margin-top: 64px; }
.gap-sm { gap: 12px; } .gap-md { gap: 24px; } .gap-lg { gap: 40px; } .gap-xl { gap: 64px; }
.grid { display: grid; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.align-center { align-items: center; }

.section { padding-block: clamp(64px, 8vw, 112px); }
.section--tight { padding-block: clamp(40px, 5vw, 64px); }
.section--light { background: var(--bg); }
.section--white { background: var(--card); }
.section--dark { background: var(--dark); color: #fff; }
.section--dark .h2, .section--dark .h3 { color: #fff; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: end; }
.split .lead { max-width: none; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; font-weight: 500; font-size: 15px; line-height: 1.2; border: 1px solid transparent;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
  cursor: pointer; white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn--sm { padding: 9px 16px; font-size: 14px; }
.btn--lg { padding: 15px 28px; font-size: 16px; }
.btn--primary { background: var(--navy); color: #fff; }
.btn--primary:hover { background: var(--navy-deep); }
.btn--copper { background: var(--copper); color: #fff; }
.btn--copper:hover { background: var(--copper-dark); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.btn--ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn--outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--outline:hover { background: var(--navy); color: #fff; }

.link-arrow { font-weight: 500; color: var(--navy); display: inline-flex; align-items: center; gap: 6px; }
.link-arrow::after { content: "→"; transition: transform .2s var(--ease); }
.link-arrow:hover::after { transform: translateX(4px); }

.chip { display: inline-block; width: 10px; height: 10px; background: var(--pc, var(--copper)); flex: none; }
.chip--dark { background: var(--pcd, var(--pc, var(--copper))); }
.badge { position: absolute; top: 14px; left: 14px; font-family: var(--mono); font-size: 11px; letter-spacing: .12em; padding: 5px 9px; background: var(--copper); color: #fff; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-family: var(--mono); font-size: 11.5px; letter-spacing: .04em; padding: 4px 8px; border: 1px solid var(--rule); color: var(--ink-2); background: #fff; }
.pill-list { display: flex; flex-wrap: wrap; gap: 8px; }
.pill { padding: 8px 14px; border: 1px solid var(--rule); background: #fff; font-size: 14px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50; background: var(--navy-deep); color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; }
.brand img { height: 22px; width: auto; filter: brightness(0) invert(1); }
.site-nav ul { display: flex; align-items: center; gap: 30px; }
.site-nav a { font-size: 15px; font-weight: 500; color: rgba(255,255,255,.82); padding: 6px 0; position: relative; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: #fff; }
.site-nav a[aria-current="page"]:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--copper); }
.site-nav__cta a { color: #fff; }
.nav-toggle { display: none; width: 44px; height: 44px; background: none; border: 0; padding: 10px; cursor: pointer; flex-direction: column; justify-content: center; gap: 5px; }
.nav-toggle span { display: block; height: 2px; background: #fff; transition: transform .25s var(--ease), opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero (home) ---------- */
.hero { position: relative; min-height: calc(100vh - var(--header-h)); min-height: min(820px, calc(100svh - var(--header-h))); display: flex; align-items: center; color: #fff; overflow: hidden; background: var(--dark); }
.hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 60%; }
.hero__shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,22,38,.92) 0%, rgba(6,22,38,.7) 45%, rgba(6,22,38,.25) 100%), linear-gradient(0deg, rgba(6,22,38,.85) 0%, rgba(6,22,38,0) 40%); }
.hero__inner { position: relative; padding-block: 96px 72px; }
.hero__title { font-size: clamp(40px, 6.2vw, 76px); font-weight: 600; letter-spacing: -0.035em; line-height: 1.1; max-width: 12ch; }
.hero__sub { font-size: clamp(17px, 1.6vw, 21px); line-height: 1.65; color: rgba(255,255,255,.82); margin: 24px 0 36px; max-width: 40ch; }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero__facts { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 56px; font-size: 12.5px; color: var(--sand); letter-spacing: .08em; }
.hero__facts li { display: flex; align-items: center; gap: 8px; }
.hero__facts li::before { content: ""; width: 6px; height: 6px; background: var(--copper); }

/* ---------- page hero ---------- */
.page-hero { position: relative; color: #fff; background: var(--dark); overflow: hidden; padding-block: clamp(72px, 9vw, 120px) clamp(56px, 7vw, 96px); }
.page-hero--tall { padding-block: clamp(96px, 12vw, 160px) clamp(72px, 9vw, 120px); }
.page-hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: .55; }
.page-hero__shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,22,38,.95) 0%, rgba(6,22,38,.75) 50%, rgba(6,22,38,.35) 100%); }
.page-hero .container { position: relative; }
.page-hero .h1 { max-width: 20ch; }
.page-hero .lead { margin-top: 20px; }

/* ---------- features / steps ---------- */
.feature { border-top: 1px solid var(--rule); padding-top: 22px; }
.section--white .feature { border-color: var(--rule); }
.feature__num { display: block; color: var(--copper); font-size: 13px; letter-spacing: .12em; margin-bottom: 14px; }
.feature h3 { font-size: 20px; margin-bottom: 10px; }
.feature p { color: var(--ink-2); font-size: 15.5px; }
.step { border-top: 2px solid var(--navy); padding-top: 20px; background: #fff; padding: 22px 22px 26px; }
.step__num { color: var(--copper); font-size: 13px; letter-spacing: .12em; display: block; margin-bottom: 12px; }
.step p { color: var(--ink-2); margin-top: 8px; }

.checklist li { position: relative; padding-left: 26px; margin: 10px 0; color: rgba(255,255,255,.85); }
.checklist li::before { content: ""; position: absolute; left: 0; top: 11px; width: 12px; height: 12px; border: 2px solid var(--copper); }
.checklist--tight li { margin: 6px 0; }
.section--light .checklist li, .section--white .checklist li { color: var(--ink-2); }

/* ---------- product card ---------- */
.pcard { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--rule); transition: border-color .2s, transform .25s var(--ease), box-shadow .25s var(--ease); position: relative; }
.pcard:hover { border-color: var(--navy); transform: translateY(-3px); box-shadow: 0 18px 40px -24px rgba(11,42,74,.45); }
.pcard__media { position: relative; background: var(--dark-2); aspect-ratio: 16 / 10; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.pcard__media img { width: 100%; height: 100%; object-fit: cover; }
.pcard__media--front { background: #fff; padding: 12% 8%; }
.pcard__media--front img { object-fit: contain; }
.pcard__media--stack { background: #EAE8E2; }
.pcard__media--stack img { object-fit: cover; object-position: left center; -webkit-mask-image: linear-gradient(90deg, #000 70%, transparent 100%); mask-image: linear-gradient(90deg, #000 70%, transparent 100%); }
.pcard__media--photo img { object-position: center; }
.pcard__media--strip { background: #EDEBE6; padding: 14% 0 14% 6%; }
.pcard__media--strip img { object-fit: contain; object-position: left center; -webkit-mask-image: linear-gradient(90deg, #000 78%, transparent 100%); mask-image: linear-gradient(90deg, #000 78%, transparent 100%); }
.pcard--coming .pcard__media { aspect-ratio: 21 / 8; }
.pcard__placeholder { display: flex; flex-direction: column; align-items: center; gap: 14px; color: rgba(255,255,255,.55); font-size: 13px; letter-spacing: .1em; }
.pcard__ring { width: 56px; height: 56px; border-radius: 50%; border: 2px solid var(--pcd, #fff); box-shadow: 0 0 24px var(--pcd, #fff); opacity: .9; }
.pcard--coming .pcard__media { background: linear-gradient(135deg, #0E2238, #061626); }
.pcard__body { padding: 22px 22px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.pcard__meta { font-size: 11px; letter-spacing: .12em; color: var(--ink-3); display: flex; align-items: center; gap: 8px; text-transform: uppercase; }
.pcard__name { font-size: 22px; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.pcard__model { font-size: 12px; color: var(--ink-3); font-weight: 400; letter-spacing: .06em; }
.pcard__tag { font-weight: 500; color: var(--navy); margin: 0; }
.pcard__sum { font-size: 14.5px; color: var(--ink-2); margin: 0; flex: 1; }
.pcard .link-arrow { margin-top: 8px; font-size: 14px; }

/* ---------- case card ---------- */
.ccard { background: #fff; border: 1px solid var(--rule); display: flex; flex-direction: column; }
.ccard__media { aspect-ratio: 4 / 3; background: var(--dark-2); overflow: hidden; }
.ccard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.ccard:hover .ccard__media img { transform: scale(1.03); }
.ccard__noimg { height: 100%; display: flex; flex-direction: column; justify-content: flex-end; padding: 22px; color: #fff; background: linear-gradient(160deg, var(--navy) 0%, var(--dark) 100%); gap: 6px; }
.ccard__noimg .mono { color: var(--sand); font-size: 12px; letter-spacing: .1em; }
.ccard__noimg strong { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; }
.ccard__body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.ccard__date { font-size: 12px; color: var(--ink-3); letter-spacing: .06em; }
.ccard__name { font-size: 20px; }
.ccard__body p { font-size: 14.5px; color: var(--ink-2); flex: 1; }

/* ---------- space tiles ---------- */
.stile { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--dark); color: #fff; }
.stile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease), opacity .3s; opacity: .85; }
.stile:hover img { transform: scale(1.04); opacity: 1; }
.stile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(6,22,38,.9) 0%, rgba(6,22,38,.2) 55%, rgba(6,22,38,0) 100%); }
.stile__num, .stile__name, .stile__products { position: absolute; left: 20px; z-index: 1; }
.stile__num { top: 18px; font-size: 12px; letter-spacing: .12em; color: var(--sand); }
.stile__name { bottom: 40px; font-size: 22px; font-weight: 600; letter-spacing: -0.02em; }
.stile__products { bottom: 18px; font-size: 11.5px; color: rgba(255,255,255,.7); letter-spacing: .04em; }

/* ---------- platform teaser ---------- */
.laptop img { width: 100%; height: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.5)); }
.gw-box { background: var(--dark-2); border: 1px solid rgba(255,255,255,.12); padding: 28px 30px 30px; position: relative; }
.gw-box .chip { position: absolute; top: 0; left: 0; width: 100%; height: 3px; }
.gw-box__eyebrow { font-size: 11px; letter-spacing: .14em; color: var(--sand); margin-bottom: 10px; }
.gw-box__name { font-size: 24px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 14px; }
.gw-box__name .mono { font-size: 13px; color: rgba(255,255,255,.6); font-weight: 400; margin-left: 8px; }

.diagram { border: 1px solid var(--rule); background: #fff; padding: 16px; overflow-x: auto; }
.diagram svg { min-width: 760px; width: 100%; height: auto; }

/* ---------- product hero ---------- */
.prod-hero { position: relative; background: var(--dark); color: #fff; overflow: hidden; }
.prod-hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.prod-hero__shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,22,38,.96) 0%, rgba(6,22,38,.8) 50%, rgba(6,22,38,.45) 100%); }
.prod-hero__inner { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; padding-block: clamp(64px, 8vw, 112px); }
.prod-hero__name { font-size: clamp(40px, 5.6vw, 68px); letter-spacing: -0.035em; line-height: 1.05; }
.prod-hero__name::after { content: ""; display: block; width: 56px; height: 4px; background: var(--pcd, var(--copper)); margin-top: 22px; }
.prod-hero__tag { font-size: clamp(19px, 2vw, 24px); font-weight: 500; margin: 22px 0 12px; color: #fff; }
.prod-hero__lead { color: rgba(255,255,255,.78); font-size: 16.5px; line-height: 1.75; max-width: 50ch; margin-bottom: 28px; }
.prod-hero__media img { width: 100%; height: auto; }
.prod-hero__media--front { background: #fff; padding: 10% 7%; }
.prod-hero__media--strip { background: #EDEBE6; padding: 12% 0 12% 6%; }
.prod-hero__media--strip img, .prod-hero__media--stack img { -webkit-mask-image: linear-gradient(90deg, #000 72%, transparent 100%); mask-image: linear-gradient(90deg, #000 72%, transparent 100%); }
.prod-hero__media--photo img { box-shadow: 0 30px 60px -30px rgba(0,0,0,.8); }
.notice-bar { background: var(--sand); color: var(--ink); font-size: 14px; padding: 12px 0; }
.notice-bar strong { color: var(--copper-dark); margin-right: 6px; }

.hook { margin: 0; text-align: center; }
.hook p { font-size: clamp(22px, 3vw, 34px); font-weight: 300; letter-spacing: -0.02em; line-height: 1.45; max-width: 26ch; margin: 0 auto; color: var(--ink); }
.hook p::before { content: "“"; color: var(--copper); font-weight: 600; margin-right: 4px; }
.hook p::after { content: "”"; color: var(--copper); font-weight: 600; margin-left: 4px; }

.why-list { display: flex; flex-direction: column; gap: clamp(48px, 6vw, 88px); }
.why { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 64px); align-items: center; }
.why--flip .why__media { order: 2; }
.why__media { aspect-ratio: 16 / 11; overflow: hidden; background: var(--dark-2); }
.why__media img { width: 100%; height: 100%; object-fit: cover; }
.why__media--contain { background: transparent; aspect-ratio: auto; }
.why__media--contain img { object-fit: contain; height: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.35)); }
.why__num { color: var(--copper); font-size: 13px; letter-spacing: .12em; display: block; margin-bottom: 12px; }
.why__text .h3 { margin-bottom: 12px; }
.why__text p { color: var(--ink-2); font-size: 16px; }

/* ---------- tables ---------- */
.spec th, .spec td { text-align: left; padding: 12px 0; border-bottom: 1px solid var(--rule); vertical-align: top; font-size: 15px; }
.spec th { width: 34%; font-weight: 500; color: var(--ink-3); padding-right: 16px; }
.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--rule); }
.cmp { min-width: 820px; }
.cmp th, .cmp td { padding: 14px 16px; border-bottom: 1px solid var(--rule); text-align: center; font-size: 14.5px; }
.cmp thead th { background: var(--navy-deep); color: #fff; vertical-align: top; text-align: center; font-weight: 600; font-size: 15px; }
.cmp thead th a { color: #fff; display: block; margin-top: 6px; }
.cmp thead th small { display: block; font-weight: 400; font-size: 11px; color: var(--sand); letter-spacing: .06em; margin-top: 2px; }
.cmp thead th .chip { margin: 0 auto; display: block; width: 100%; height: 3px; }
.cmp tbody th { text-align: left; font-weight: 500; color: var(--ink-2); background: var(--bg); position: sticky; left: 0; white-space: nowrap; }
.cmp td.yes { color: var(--navy); font-weight: 600; }
.cmp td.no { color: #B8B1A6; }

/* ---------- pairs ---------- */
.pair-list { display: flex; flex-direction: column; gap: 10px; }
.pair-list--row { flex-direction: row; flex-wrap: wrap; }
.pair { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: 12px; align-items: center; padding: 14px 16px; background: #fff; border: 1px solid var(--rule); transition: border-color .2s; }
.pair:hover { border-color: var(--navy); }
.pair .chip { grid-row: 1 / span 2; width: 4px; height: 100%; min-height: 34px; }
.pair__name { font-weight: 600; }
.pair__sum { font-size: 13.5px; color: var(--ink-3); }
.pair--mini { grid-template-rows: auto; padding: 10px 14px; }
.pair--mini .chip { grid-row: auto; min-height: 18px; }

/* ---------- solutions ---------- */
.sol-list { display: flex; flex-direction: column; gap: clamp(48px, 6vw, 80px); }
.sol { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(28px, 4vw, 56px); align-items: center; scroll-margin-top: calc(var(--header-h) + 16px); }
.sol:nth-child(even) .sol__media { order: 2; }
.sol__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--dark-2); }
.sol__media img { width: 100%; height: 100%; object-fit: cover; }
.sol__num { position: absolute; top: 16px; left: 18px; color: var(--sand); font-size: 12px; letter-spacing: .12em; }
.sol__name { margin-bottom: 18px; }
.sol__dl { display: grid; grid-template-columns: 80px 1fr; row-gap: 12px; column-gap: 12px; margin: 0 0 20px; }
.sol__dl dt { font-size: 11.5px; letter-spacing: .12em; color: var(--copper); padding-top: 4px; }
.sol__dl dd { margin: 0; color: var(--ink-2); }

/* ---------- cases ---------- */
.case-list { display: flex; flex-direction: column; gap: clamp(56px, 7vw, 96px); }
.case { display: grid; grid-template-columns: 300px 1fr; gap: clamp(28px, 4vw, 64px); scroll-margin-top: calc(var(--header-h) + 16px); }
.case__head { position: sticky; top: calc(var(--header-h) + 24px); align-self: start; border-top: 2px solid var(--navy); padding-top: 18px; }
.case__date { color: var(--copper); font-size: 12.5px; letter-spacing: .12em; display: block; margin-bottom: 10px; }
.case__kind { color: var(--ink-3); margin: 8px 0 14px; }
.case__gallery { display: grid; gap: 12px; margin-bottom: 24px; }
.case__gallery--2 { grid-template-columns: 1fr 1fr; }
.case__gallery img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; background: var(--dark-2); }
.case__body p { color: var(--ink-2); }
.press { margin-top: 18px; border-top: 1px solid var(--rule); }
.press li { padding: 12px 0; border-bottom: 1px solid var(--rule); font-size: 14.5px; display: flex; gap: 12px; flex-wrap: wrap; }
.press .mono { color: var(--ink-3); font-size: 12px; letter-spacing: .06em; flex: none; padding-top: 3px; }
.press a { color: var(--navy); }
.press a:hover { text-decoration: underline; }

.news-list { border-top: 1px solid var(--rule); }
.news-item { display: grid; grid-template-columns: 220px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--rule); align-items: baseline; }
.news-item__date { font-size: 12.5px; color: var(--ink-3); letter-spacing: .06em; }
.news-item__title { font-weight: 500; color: var(--ink); }
.news-item__title:hover { color: var(--navy); text-decoration: underline; }

.timeline { border-left: 2px solid var(--rule); margin-left: 6px; }
.timeline__item { position: relative; padding: 0 0 22px 28px; display: grid; grid-template-columns: 90px 1fr; gap: 12px; }
.timeline__item::before { content: ""; position: absolute; left: -7px; top: 8px; width: 12px; height: 12px; background: var(--bg); border: 2px solid var(--copper); }
.timeline__date { color: var(--ink-3); font-size: 13px; letter-spacing: .06em; padding-top: 3px; }
.timeline__text { color: var(--ink); font-weight: 500; }
.timeline--compact .timeline__item { padding-bottom: 14px; }

/* ---------- story ---------- */
.story { max-width: 760px; margin: 0 auto; }
.story__p { font-size: clamp(17px, 1.5vw, 19px); line-height: 1.95; color: var(--ink); margin-bottom: 1.4em; }
.story__quote { margin: 48px 0 0; padding: 8px 0 8px 28px; border-left: 4px solid var(--copper); font-size: clamp(20px, 2.2vw, 26px); font-weight: 500; letter-spacing: -0.02em; line-height: 1.5; }

/* ---------- contact ---------- */
.cform { background: #fff; border: 1px solid var(--rule); padding: clamp(22px, 3vw, 36px); display: flex; flex-direction: column; gap: 16px; }
.cform__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cform label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 500; color: var(--ink-2); }
.cform input, .cform select, .cform textarea { font: inherit; font-size: 15px; padding: 11px 12px; border: 1px solid var(--rule); background: #fff; color: var(--ink); width: 100%; border-radius: 0; }
.cform input:focus, .cform select:focus, .cform textarea:focus { outline: 2px solid var(--bright); outline-offset: -1px; }
.cform textarea { resize: vertical; min-height: 150px; }
.cform .req { color: var(--copper); }
.cform .btn { align-self: flex-start; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { font-size: 14px; color: var(--ink-2); min-height: 1.5em; margin: 0; }
.form-status.ok { color: var(--ok); }
.form-status.err { color: var(--err); }
.form-error { background: #FBE9E6; color: var(--err); padding: 10px 14px; font-size: 14px; }
.form-done { background: #fff; border: 1px solid var(--rule); padding: 40px 32px; }
.contact-side { display: flex; flex-direction: column; gap: 16px; }
.contact-card { background: #fff; border: 1px solid var(--rule); padding: 24px 26px; }
.contact-dl { display: grid; gap: 4px; }
.contact-dl dt { font-size: 12.5px; color: var(--ink-3); margin-top: 12px; }
.contact-dl dd { margin: 0; font-size: 17px; font-weight: 500; }
.contact-dl dd a { color: var(--navy); }
.steps-mini li { display: grid; grid-template-columns: 34px 1fr; column-gap: 10px; padding: 10px 0; border-top: 1px solid var(--rule); }
.steps-mini li:first-child { border-top: 0; }
.steps-mini .mono { color: var(--copper); font-size: 12px; padding-top: 4px; grid-row: 1 / span 2; }
.steps-mini strong { font-weight: 600; }
.steps-mini span:last-child { font-size: 13.5px; color: var(--ink-3); }

.faq { max-width: 820px; }
.faq__item { border-bottom: 1px solid var(--rule); }
.faq__item summary { cursor: pointer; padding: 18px 0; font-weight: 600; font-size: 17px; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; font-family: var(--mono); color: var(--copper); font-size: 20px; flex: none; }
.faq__item[open] summary::after { content: "–"; }
.faq__item p { padding: 0 0 20px; color: var(--ink-2); max-width: 70ch; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--navy-deep); color: #fff; padding-block: clamp(48px, 6vw, 80px); border-top: 4px solid var(--copper); }
.cta-band__inner { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
.cta-band__title { font-size: clamp(24px, 3vw, 34px); letter-spacing: -0.025em; }
.cta-band__sub { color: rgba(255,255,255,.75); margin: 10px 0 0; max-width: 56ch; }
.cta-band__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- footer ---------- */
.site-footer { background: var(--dark); color: rgba(255,255,255,.78); padding-block: 64px 32px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; }
.footer-logo { filter: brightness(0) invert(1); width: 130px; height: auto; margin-bottom: 18px; }
.footer-tagline { color: rgba(255,255,255,.6); line-height: 1.75; }
.footer-h { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--sand); margin-bottom: 14px; font-family: var(--mono); font-weight: 500; }
.footer-links li { margin: 6px 0; }
.footer-links a:hover { color: #fff; text-decoration: underline; }
.footer-contact li { margin: 12px 0; }
.footer-contact .muted { color: rgba(255,255,255,.45); font-size: 12px; }
.social { display: flex; gap: 12px; margin-top: 18px; }
.social a { width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,.2); color: #fff; }
.social a:hover { border-color: var(--copper); color: var(--copper); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 48px; padding-top: 24px; display: grid; gap: 10px; }
.footer-company { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; color: rgba(255,255,255,.6); }
.footer-company img { filter: brightness(0) invert(1); opacity: .9; height: 16px; width: auto; }
.footer-note, .footer-copy { color: rgba(255,255,255,.4); font-size: 12.5px; margin: 0; }

/* ---------- errors ---------- */
.err { min-height: 60vh; display: flex; align-items: center; }
.err .hero__actions { margin-top: 24px; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; gap: 20px; }
  .prod-hero__inner { grid-template-columns: 1fr; }
  .prod-hero__media { max-width: 560px; }
  .case { grid-template-columns: 1fr; }
  .case__head { position: static; }
  .news-item { grid-template-columns: 1fr; gap: 4px; }
  .nav-toggle { display: flex; }
  .site-nav { position: fixed; top: var(--header-h); left: 0; right: 0; background: var(--navy-deep); border-top: 1px solid rgba(255,255,255,.08); padding: 12px 24px 24px; display: none; max-height: calc(100vh - var(--header-h)); overflow: auto; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav li a { display: block; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.08); font-size: 17px; }
  .site-nav a[aria-current="page"]:not(.btn)::after { display: none; }
  .site-nav__cta { padding-top: 16px; }
  .site-nav__cta a.btn { display: inline-flex; border-bottom: 0; }
}
@media (max-width: 640px) {
  :root { --gutter: 18px; --header-h: 60px; }
  body { font-size: 15.5px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .gap-xl { gap: 36px; } .gap-lg { gap: 28px; }
  .br-desk { display: none; }
  .hero { min-height: auto; }
  .hero__inner { padding-block: 72px 56px; }
  .hero__title { max-width: none; }
  .hero__facts { gap: 12px; flex-direction: column; margin-top: 40px; }
  .why, .why--flip .why__media, .sol, .sol:nth-child(even) .sol__media { grid-template-columns: 1fr; order: initial; }
  .why__media { order: 0; }
  .sol__media { order: 0 !important; }
  .cform__row { grid-template-columns: 1fr; }
  .case__gallery--2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-band__actions .btn { flex: 1; }
  .sol__dl { grid-template-columns: 1fr; row-gap: 4px; }
  .sol__dl dd { margin-bottom: 10px; }
  .timeline__item { grid-template-columns: 1fr; gap: 2px; }
  .brand img { height: 19px; }
}