:root {
  --black: #050608;
  --carbon: #0d1117;
  --graphite: #202630;
  --blue: #2d6cff;
  --blue-dark: #1854d7;
  --cyan: #25d0ff;
  --amber: #f0aa4f;
  --white: #f2f4f5;
  --grey: #9ba5b1;
  --line: rgba(255,255,255,.14);
  --signal-gradient: linear-gradient(102deg, var(--blue) 0%, var(--cyan) 58%, #a9edff 100%);
  --action-gradient: linear-gradient(108deg, #154fc4 0%, #2468ef 64%, #1579ac 100%);
  --display: "Inter Tight", "Be Vietnam Pro", sans-serif;
  --body: "Be Vietnam Pro", Arial, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--black); color: var(--white); font-family: var(--body); font-size: 15px; line-height: 1.68; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; font-synthesis: none; }
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 999; padding: 10px 14px; background: #fff; color: #000; transform: translateY(-140%); }
.skip-link:focus { transform: none; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }

.stage-header { position: fixed; top: 0; right: 0; left: 0; z-index: 100; min-height: 76px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; padding: 0 max(28px, calc((100vw - 1500px) / 2)); border-bottom: 1px solid rgba(255,255,255,.11); background: rgba(5,6,8,.72); backdrop-filter: blur(15px); transition: background .25s ease; }
.stage-header.scrolled { background: rgba(5,6,8,.96); }
.stage-brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.stage-brand__mark { width: 43px; height: 43px; display: grid; place-items: center; background: transparent; }
.stage-brand__mark img { width: 39px; height: 35px; object-fit: contain; filter: brightness(0) invert(1); opacity: .9; }
.stage-brand > span:last-child { display: flex; flex-direction: column; }
.stage-brand b { font: 700 17px/1 var(--display); letter-spacing: .075em; }
.stage-brand small { margin-top: 5px; color: #7f8b97; font: 700 8.5px/1 var(--display); letter-spacing: .17em; }
.stage-nav { display: flex; align-items: center; justify-content: center; gap: clamp(18px, 2vw, 34px); }
.stage-nav a, .stage-nav__trigger { position: relative; min-height: 76px; display: inline-flex; align-items: center; gap: 7px; padding: 0 1px; border: 0; background: transparent; color: #c9d0d7; font-size: 12.5px; font-weight: 500; line-height: 1; letter-spacing: -.01em; text-decoration: none; cursor: pointer; }
.stage-nav a::after, .stage-nav__trigger::after { content: ""; position: absolute; right: 100%; bottom: -1px; left: 0; height: 2px; background: var(--signal-gradient); box-shadow: 0 0 18px rgba(37,208,255,.55); transition: right .25s ease; }
.stage-nav a:hover::after, .stage-nav a:focus-visible::after, .stage-nav__trigger:hover::after, .stage-nav__trigger:focus-visible::after, .stage-nav__trigger[aria-expanded="true"]::after { right: 0; }
.stage-nav__trigger > span { color: var(--amber); font-size: 15px; font-weight: 400; transition: transform .2s ease; }
.stage-nav__trigger[aria-expanded="true"] > span { transform: rotate(45deg); }
.stage-header__actions { display: flex; align-items: center; gap: 19px; }
.stage-phone { min-height: 42px; display: inline-flex; align-items: center; color: #c3cbd3; font: 600 12.5px/1 var(--display); text-decoration: none; }
.stage-cta { min-height: 42px; display: inline-flex; align-items: center; gap: 11px; padding: 10px 16px; background: var(--action-gradient); box-shadow: 0 8px 28px rgba(27,104,223,.2); font: 600 12px/1 var(--display); text-decoration: none; transition: filter .2s ease, transform .2s ease; }
.stage-cta:hover { filter: brightness(1.12); transform: translateY(-1px); }
.stage-menu-button { position: relative; width: 44px; height: 44px; display: none; border: 1px solid var(--line); background: transparent; }
.stage-menu-button i { position: absolute; top: 21px; left: 11px; width: 20px; height: 1px; display: block; background: #fff; transition: transform .2s ease; }
.stage-menu-button i:first-child { transform: translateY(-4px); }
.stage-menu-button i:last-child { transform: translateY(4px); }
.stage-menu-button[aria-expanded="true"] i:first-child { transform: rotate(45deg); }
.stage-menu-button[aria-expanded="true"] i:last-child { transform: rotate(-45deg); }
.stage-mobile-menu { display: none; }

.stage-mega { position: absolute; top: 75px; left: 50%; z-index: 130; width: min(calc(100vw - 56px), 1420px); max-height: calc(100vh - 94px); overflow: auto; border: 1px solid #252c34; background: rgba(8,11,15,.985); box-shadow: 0 34px 90px rgba(0,0,0,.58); transform: translateX(-50%); }
.stage-mega::before { content: ""; position: absolute; top: 0; right: 0; left: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--blue), var(--cyan), transparent); }
.stage-mega__head { min-height: 96px; display: grid; grid-template-columns: 1fr minmax(350px,.72fr) 42px; align-items: center; gap: 28px; padding: 22px 26px; border-bottom: 1px solid #252c34; }
.stage-mega__head > div { display: flex; flex-direction: column; }
.stage-mega__head small { color: var(--amber); font-size: 9px; font-weight: 700; letter-spacing: .15em; }
.stage-mega__head strong { margin-top: 8px; color: #e4e9ee; font: 500 17px/1.25 var(--display); }
.stage-mega__search { min-width: 0; display: grid; grid-template-columns: 1fr auto; border: 1px solid #343c45; background: #050608; }
.stage-mega__search input { min-width: 0; height: 44px; padding: 0 14px; border: 0; outline: 0; background: transparent; color: #fff; font-size: 12px; }
.stage-mega__search button { min-width: 58px; border: 0; border-left: 1px solid #343c45; background: transparent; color: #aeb8c2; font-size: 11px; font-weight: 600; cursor: pointer; }
.stage-mega__search:focus-within { border-color: var(--blue); box-shadow: 0 0 0 2px rgba(45,108,255,.17); }
.stage-mega__close { width: 42px; height: 42px; border: 1px solid #343c45; background: transparent; color: #fff; font-size: 22px; cursor: pointer; }
.stage-mega__grid { display: grid; grid-template-columns: 1fr 1.1fr .64fr .9fr; }
.stage-mega__grid > section { min-width: 0; padding: 29px 25px 34px; border-right: 1px solid #252c34; }
.stage-mega__title { margin: 0 0 17px; color: #737f8b; font: 700 9px/1.3 var(--body); letter-spacing: .14em; text-transform: uppercase; }
.stage-mega__links { display: grid; gap: 2px; }
.stage-mega__links a { min-height: 36px; display: flex; align-items: center; justify-content: space-between; gap: 14px; border-bottom: 1px solid rgba(255,255,255,.055); color: #c7d0d9; font-size: 11.5px; line-height: 1.35; text-decoration: none; transition: color .18s ease, padding .18s ease; }
.stage-mega__links a span { color: #4f5c68; }
.stage-mega__links a:hover { padding-left: 6px; color: #fff; }
.stage-mega__links a:hover span { color: var(--cyan); }
.stage-mega__feature { position: relative; min-height: 300px; display: flex; justify-content: flex-end; flex-direction: column; padding: 28px; overflow: hidden; background: radial-gradient(circle at 80% 20%, rgba(37,208,255,.18), transparent 27%), linear-gradient(145deg, #0e3158, #151a3e); text-decoration: none; }
.stage-mega__feature::before { content: ""; position: absolute; width: 260px; height: 260px; top: -110px; right: -80px; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; box-shadow: 0 0 0 52px rgba(255,255,255,.025); }
.stage-mega__feature > * { position: relative; z-index: 1; }
.stage-mega__feature small { color: #9fbbdb; font-size: 8.5px; font-weight: 700; letter-spacing: .15em; }
.stage-mega__feature strong { max-width: 250px; margin-top: 11px; font: 500 25px/1.12 var(--display); letter-spacing: -.025em; }
.stage-mega__feature span { margin-top: 18px; color: #bbcbdd; font-size: 11px; line-height: 1.6; }
.stage-mega__feature i { margin-left: 8px; color: var(--cyan); font-style: normal; }

.stage-hero { position: relative; min-height: 820px; height: min(900px, 100vh); overflow: hidden; background: #050608; isolation: isolate; }
.stage-hero__image, .stage-hero__shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.stage-hero__image { z-index: -3; object-fit: cover; object-position: center; animation: stage-enter 1.4s cubic-bezier(.2,.7,.2,1) both; }
.stage-hero__shade { z-index: -2; background: linear-gradient(90deg, rgba(5,6,8,.99) 0%, rgba(5,6,8,.91) 31%, rgba(5,6,8,.35) 57%, rgba(5,6,8,.03) 82%), linear-gradient(0deg, rgba(5,6,8,.72), transparent 38%); }
.stage-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; background: radial-gradient(circle at 74% 46%, rgba(37,208,255,.16), transparent 18%), radial-gradient(circle at 70% 51%, rgba(45,108,255,.2), transparent 34%); mix-blend-mode: screen; }
.stage-hero::after { content: ""; position: absolute; inset: 76px 0 auto; height: 1px; z-index: 1; pointer-events: none; background: linear-gradient(90deg, transparent 0 13%, rgba(37,208,255,.68) 13%, rgba(45,108,255,.08) 34%, transparent 61%); }
.stage-hero__copy { position: relative; z-index: 2; width: min(calc(100% - 96px), 1500px); margin-inline: auto; padding-top: clamp(175px, 21vh, 220px); }
.stage-label { display: flex; align-items: center; gap: 13px; margin: 0 0 26px; color: #85909c; font-size: 10.5px; font-weight: 600; letter-spacing: .145em; }
.stage-label::after { content: ""; width: 48px; height: 1px; background: linear-gradient(90deg, rgba(45,108,255,.85), rgba(37,208,255,.18)); }
.stage-label span { color: var(--amber); }
.stage-hero h1 { max-width: 780px; margin: 0; font-family: var(--display); font-size: clamp(46px, 4.4vw, 68px); font-weight: 500; line-height: 1.06; letter-spacing: -.026em; text-wrap: balance; }
.stage-mobile-break, .stage-narrow-break { display: none; }
.stage-hero h1 em, .black-head h2 em, .light-head h2 em, .delivery-flow h2 em, .final-section h2 em, .dialog-intro h2 em { background: none; color: inherit; font-style: normal; font-weight: 600; text-shadow: none; -webkit-background-clip: initial; background-clip: initial; }
.stage-hero h1 em { color: #d4dee8; }
.stage-hero__copy > p:not(.stage-label) { max-width: 610px; margin: 27px 0 0; color: #b1bac4; font-size: 15.5px; line-height: 1.78; }
.stage-hero__actions { display: flex; gap: 10px; margin-top: 34px; }
.stage-button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 19px; padding: 14px 22px; font: 600 12.5px/1.2 var(--display); letter-spacing: -.01em; text-decoration: none; transition: transform .2s ease, border-color .2s ease, filter .2s ease; }
.stage-button--blue { background: var(--action-gradient); color: #fff; box-shadow: 0 12px 34px rgba(27,104,223,.22); }
.stage-button--blue:hover { filter: brightness(1.1); transform: translateY(-1px); }
.stage-button--line { border: 1px solid rgba(255,255,255,.25); color: #e8edf2; }
.stage-button--line:hover { border-color: rgba(255,255,255,.6); }
.stage-hero__contact { display: flex; align-items: center; gap: 12px; margin-top: 29px; color: #89949f; font-size: 11px; }
.stage-hero__contact a { min-height: 32px; display: inline-flex; align-items: center; text-decoration: none; }
.stage-hero__contact i { width: 1px; height: 11px; background: #3c4650; }
.stage-hero__media-label { position: absolute; right: max(28px, calc((100vw - 1500px) / 2)); bottom: 72px; z-index: 2; display: flex; flex-direction: column; align-items: flex-end; text-align: right; }
.stage-hero__media-label small { color: var(--amber); font-size: 9.5px; font-weight: 700; letter-spacing: .15em; }
.stage-hero__media-label b { margin-top: 7px; color: #bfc7cf; font: 600 11px/1 var(--display); letter-spacing: .08em; }
.stage-scroll { position: absolute; bottom: 48px; left: max(48px, calc((100vw - 1500px) / 2)); z-index: 2; display: flex; align-items: center; gap: 13px; color: #77838f; font-size: 9.5px; font-weight: 700; letter-spacing: .13em; text-decoration: none; }
.stage-scroll span { width: 36px; height: 1px; background: #46515c; }

.catalog-section { position: relative; padding: 52px 0 56px; scroll-margin-top: 76px; overflow: hidden; border-top: 1px solid var(--line); background: radial-gradient(circle at 16% 8%, rgba(45,108,255,.12), transparent 24%), radial-gradient(circle at 88% 78%, rgba(37,208,255,.045), transparent 20%), #07090c; color: #f1f4f7; isolation: isolate; }
.catalog-section::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(90deg, #000, transparent 72%); }
.catalog-head { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(330px,.55fr); align-items: end; gap: 90px; }
.catalog-head h2 { max-width: 640px; margin: 0; font: 500 clamp(30px,2.5vw,42px)/1.1 var(--display); letter-spacing: -.022em; text-wrap: balance; }
.catalog-head h2 em { color: #cad5e0; font-style: normal; font-weight: 600; }
.catalog-head > p { max-width: 48ch; margin: 0 0 3px; color: #8f9aa5; font-size: 13.5px; line-height: 1.7; }
.catalog-search { position: relative; z-index: 8; min-height: 56px; display: grid; grid-template-columns: 22px minmax(0,1fr) auto; align-items: center; gap: 12px; margin-top: 18px; border: 1px solid #303844; background: rgba(12,15,20,.96); box-shadow: 0 18px 55px rgba(0,0,0,.22); }
.catalog-search > span { margin-left: 18px; color: #77838f; font: 400 23px/1 var(--display); transform: rotate(-15deg); }
.catalog-search input { min-width: 0; height: 54px; padding: 0 8px; border: 0; outline: 0; background: transparent; color: #f3f6f8; font-size: 13px; }
.catalog-search input::placeholder { color: #7c8894; }
.catalog-search button { align-self: stretch; min-width: 190px; display: flex; align-items: center; justify-content: center; gap: 14px; padding: 0 22px; border: 0; border-left: 1px solid #303844; background: var(--action-gradient); color: #fff; font: 600 11px/1 var(--display); cursor: pointer; }
.catalog-search button span { color: var(--cyan); }
.catalog-search:focus-within { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(45,108,255,.14), 0 18px 55px rgba(0,0,0,.22); }
.catalog-model-results { position: absolute; top: calc(100% + 1px); right: -1px; left: -1px; z-index: 30; overflow: hidden; border: 1px solid #3a4653; background: rgba(8,11,15,.985); box-shadow: 0 28px 80px rgba(0,0,0,.62); }
.catalog-model-results[hidden] { display: none; }
.catalog-model-results__head { min-height: 38px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 16px; border-bottom: 1px solid #2a323b; color: #75818d; font-size: 8.5px; font-weight: 700; letter-spacing: .12em; }
.catalog-model-results__head b { color: var(--amber); font: 700 9px/1 var(--display); }
.catalog-model-list { max-height: 376px; overflow-y: auto; overscroll-behavior: contain; }
.catalog-model-option { min-height: 58px; display: grid; grid-template-columns: 98px minmax(0,1fr) 18px; align-items: center; gap: 15px; padding: 8px 16px; border-bottom: 1px solid rgba(255,255,255,.055); background: transparent; color: #e6ebef; text-decoration: none; cursor: pointer; }
.catalog-model-option:hover, .catalog-model-option[aria-selected="true"] { background: linear-gradient(90deg, rgba(45,108,255,.18), rgba(37,208,255,.035)); }
.catalog-model-option:focus-visible { outline: 2px solid var(--cyan); outline-offset: -2px; }
.catalog-model-option__brand { color: #8c99a5; font: 700 8.5px/1.25 var(--display); letter-spacing: .08em; }
.catalog-model-option__name { min-width: 0; font: 550 12.5px/1.25 var(--body); }
.catalog-model-option__name small { display: block; margin-top: 4px; color: #77838f; font-size: 8.5px; font-weight: 600; letter-spacing: .07em; text-transform: uppercase; }
.catalog-model-option > i { color: var(--cyan); font: normal 11px/1 var(--body); }
.catalog-model-results__all { min-height: 46px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 16px; border-top: 1px solid #313b45; background: #0e1319; color: #aebbc7; font-size: 10px; font-weight: 600; text-decoration: none; }
.catalog-model-results__all span { color: var(--cyan); }
.catalog-search__row { min-height: 20px; display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 8px; }
.catalog-search__hint { margin: 0; color: #77838f; font-size: 10.5px; }
.catalog-search__hint b { color: #aab5c0; font-weight: 600; }
.catalog-switch { display: flex; align-items: center; gap: 12px; margin: 0; color: #aeb8c2; font-size: 10px; }
.catalog-switch[hidden] { display: none; }
.catalog-switch button { display: inline-flex; align-items: center; gap: 8px; padding: 0; border: 0; background: transparent; color: var(--cyan); font: 600 10px/1.4 var(--display); cursor: pointer; }
.catalog-switch button i { font-style: normal; }
.catalog-directory { margin-top: 14px; border: 1px solid #303844; background: rgba(8,10,14,.9); box-shadow: 0 24px 70px rgba(0,0,0,.24); }
.catalog-tabs { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid #303844; }
.catalog-tabs button { position: relative; min-height: 66px; display: grid; grid-template-columns: 28px 1fr auto; align-items: center; gap: 12px; padding: 13px 20px; border: 0; border-right: 1px solid #303844; background: rgba(18,22,28,.72); color: #7b8792; text-align: left; cursor: pointer; }
.catalog-tabs button:last-child { border-right: 0; }
.catalog-tabs button::after { content: ""; position: absolute; right: 100%; bottom: -1px; left: 0; height: 2px; background: linear-gradient(90deg, var(--blue), var(--cyan)); box-shadow: 0 0 14px rgba(37,208,255,.32); transition: right .22s ease; }
.catalog-tabs button[aria-selected="true"] { background: linear-gradient(90deg, rgba(45,108,255,.115), rgba(12,15,20,.98) 54%); color: #f2f5f7; }
.catalog-tabs button[aria-selected="true"]::after { right: 0; }
.catalog-tabs button > span { color: var(--amber); font: 700 8.5px/1 var(--display); }
.catalog-tabs strong { font: 500 18px/1.1 var(--display); letter-spacing: -.015em; }
.catalog-tabs small { color: #717d88; font-size: 9px; font-weight: 500; }
.catalog-tabs small b { color: #aab5c0; }
.catalog-panel { min-width: 0; padding: 14px 16px 16px; outline-offset: -4px; }
.catalog-panel__bar { display: flex; justify-content: space-between; gap: 20px; padding: 0 2px 10px; color: #939eaa; font-size: 9.5px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; }
.catalog-panel__bar small { color: #77838f; font-size: 9px; }
.catalog-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 7px; }
.catalog-panel[data-catalog-panel="systems"] .catalog-grid { grid-template-columns: repeat(5,minmax(0,1fr)); }
.catalog-grid a { min-width: 0; min-height: 54px; display: grid; grid-template-columns: 23px minmax(0,1fr) auto; grid-template-rows: auto auto; align-content: center; gap: 3px 9px; padding: 8px 11px; border: 1px solid #252c35; background: rgba(17,21,27,.74); color: #dfe5ea; text-decoration: none; transition: border-color .18s ease, background .18s ease, transform .18s ease; }
.catalog-grid a:hover { border-color: #455667; background: linear-gradient(105deg, rgba(45,108,255,.14), rgba(18,22,28,.92)); transform: translateY(-1px); }
.catalog-grid a:focus-visible { outline: 2px solid var(--cyan); outline-offset: 1px; }
.catalog-grid a > span { grid-row: 1 / 3; align-self: center; color: var(--amber); font: 700 8px/1 var(--display); }
.catalog-grid a > strong { min-width: 0; overflow: hidden; font: 500 12.5px/1.25 var(--body); text-overflow: ellipsis; white-space: nowrap; }
.catalog-grid a > small { min-width: 0; overflow: hidden; color: #73808b; font-size: 8px; font-weight: 700; letter-spacing: .08em; text-overflow: ellipsis; white-space: nowrap; }
.catalog-grid a > i { grid-column: 3; grid-row: 1 / 3; align-self: center; color: #596671; font: normal 11px/1 var(--body); }
.catalog-empty { padding: 20px; border: 1px solid #303844; background: rgba(45,108,255,.07); }
.catalog-empty strong, .catalog-empty span { display: block; }
.catalog-empty strong { font: 600 12px/1.4 var(--display); }
.catalog-empty span { margin-top: 5px; color: #77838f; font-size: 10px; }
.catalog-nojs-title { display: none; }
.catalog-brands { display: grid; grid-template-columns: minmax(250px,1.2fr) repeat(3,minmax(160px,.58fr)); align-items: stretch; margin-top: 12px; border: 1px solid #29313a; background: rgba(9,12,16,.72); }
.catalog-brands p { min-height: 60px; display: flex; flex-direction: column; justify-content: center; gap: 5px; margin: 0; padding: 10px 16px; color: #78848f; font-size: 10px; line-height: 1.4; }
.catalog-brands p span { color: #7f8a95; font: 700 8px/1 var(--display); letter-spacing: .12em; }
.catalog-brands a { min-height: 60px; display: grid; grid-template-columns: 24px 1fr auto; align-items: center; gap: 10px; padding: 10px 14px; border-left: 1px solid #29313a; color: #c9d2da; text-decoration: none; transition: background .18s ease, color .18s ease; }
.catalog-brands a:hover { background: rgba(45,108,255,.1); color: #fff; }
.catalog-brands a small { color: var(--amber); font: 700 8px/1 var(--display); }
.catalog-brands a strong { font: 600 11px/1.2 var(--display); letter-spacing: .045em; }
.catalog-brands a i { color: #5f6c77; font: normal 10px/1 var(--body); }
html:not(.js) .catalog-tabs { display: none; }
html:not(.js) .catalog-panel[hidden] { display: block !important; }
html:not(.js) .catalog-panel + .catalog-panel { border-top: 1px solid #303844; }
html:not(.js) .catalog-nojs-title { display: block; margin: 0 0 18px; font: 500 24px/1.15 var(--display); }

.signal-ribbon { position: relative; min-height: 122px; display: grid; grid-template-columns: 1fr 40px 1fr 40px 1fr 40px 1fr; align-items: center; overflow: hidden; padding-inline: max(48px, calc((100vw - 1500px) / 2)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: radial-gradient(circle at 20% 50%, rgba(45,108,255,.075), transparent 24%), #080a0d; }
.signal-ribbon::before { content: ""; position: absolute; top: 0; left: -28%; width: 28%; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan), var(--blue), transparent); box-shadow: 0 0 18px rgba(37,208,255,.8); animation: signal-scan 5.5s ease-in-out infinite; }
.signal-ribbon > div { display: grid; grid-template-columns: 28px 88px 1fr; align-items: center; gap: 12px; }
.signal-ribbon span { color: var(--amber); font: 700 9.5px/1 var(--display); }
.signal-ribbon b { font: 600 12.5px/1 var(--display); letter-spacing: .075em; }
.signal-ribbon small { color: #75818d; font-size: 9.5px; }
.signal-ribbon > i { color: #48515b; font: normal 16px/1 var(--body); text-align: center; }

.stage-container { width: min(calc(100% - 96px), 1500px); margin-inline: auto; }
.black-section, .proof-section { padding: 138px 0; scroll-margin-top: 76px; background: var(--black); }
.black-head, .light-head { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(330px, .55fr); align-items: end; gap: 90px; margin-bottom: 60px; }
.black-head h2, .light-head h2, .delivery-flow h2, .final-section h2 { max-width: 640px; margin: 0; font-family: var(--display); font-size: clamp(32px, 2.8vw, 46px); font-weight: 500; line-height: 1.12; letter-spacing: -.022em; text-wrap: balance; }
.black-head h2 em, .delivery-flow h2 em { color: #c5d0db; }
.light-head h2 em { color: #294f7e; }
.stage-eyebrow { display: flex; align-items: center; gap: 13px; margin: 0 0 20px; color: #83909c; font-size: 10px; font-weight: 600; line-height: 1.3; letter-spacing: .13em; }
.stage-eyebrow::after { content: ""; width: 30px; height: 1px; background: linear-gradient(90deg, rgba(45,108,255,.72), rgba(37,208,255,.12)); }
.stage-eyebrow span { color: var(--amber); }
.black-head > p, .light-head > p { max-width: 48ch; margin: 0 0 5px; color: #98a3ae; font-size: 15px; line-height: 1.72; }
.section-reveal { opacity: 1; transform: none; }
.js .section-reveal { opacity: 0; transform: translateY(14px); transition: opacity .65s cubic-bezier(.22,1,.36,1), transform .65s cubic-bezier(.22,1,.36,1); }
.js .section-reveal.is-visible { opacity: 1; transform: none; }

.role-deck { display: grid; grid-template-columns: 325px minmax(0, 1fr); border: 1px solid var(--graphite); background: #080a0d; }
.role-tabs { display: flex; flex-direction: column; border-right: 1px solid var(--graphite); }
.role-tabs button { position: relative; min-height: 142px; display: grid; grid-template-columns: 34px 1fr 20px; align-items: center; gap: 12px; padding: 24px 22px; border: 0; border-bottom: 1px solid var(--graphite); background: transparent; color: #7d8792; text-align: left; cursor: pointer; transition: color .2s ease, background .2s ease; }
.role-tabs button:last-child { border-bottom: 0; }
.role-tabs button::before { content: ""; position: absolute; top: 0; bottom: 0; left: -1px; width: 3px; background: transparent; }
.role-tabs button[aria-selected="true"] { background: linear-gradient(90deg, rgba(45,108,255,.1), #0d1117 42%); color: #fff; }
.role-tabs button[aria-selected="true"]::before { background: var(--signal-gradient); box-shadow: 0 0 20px rgba(37,208,255,.45); }
.role-tabs button > span { color: var(--amber); font: 700 9px/1 var(--display); }
.role-tab-copy { display: flex; flex-direction: column; }
.role-tabs small { color: #71808d; font-size: 9px; font-weight: 700; letter-spacing: .14em; }
.role-tabs b { margin-top: 7px; font: 600 14.5px/1.3 var(--display); }
.role-tabs i { color: #48535e; font: normal 15px/1 var(--body); text-align: right; }
.role-tabs button[aria-selected="true"] i { color: var(--blue); }
.role-panels { min-width: 0; }
.role-panel { min-height: 568px; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(310px, .72fr); }
.role-visual { position: relative; min-height: 568px; overflow: hidden; border-right: 1px solid var(--graphite); background: radial-gradient(circle at 55% 45%, rgba(45,108,255,.17) 0, #121923 24%, #0a0d11 60%, #050608 100%); }
.role-visual > img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.56) contrast(1.12) brightness(.72); }
.role-visual::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, transparent 55%, rgba(5,6,8,.72)); }
.role-index { position: absolute; top: 20px; left: 20px; z-index: 2; color: #a7b1bc; font-size: 9.5px; font-weight: 700; letter-spacing: .13em; }
.role-visual > small { position: absolute; right: 20px; bottom: 18px; z-index: 2; color: #7c8894; font-size: 9px; font-weight: 700; letter-spacing: .14em; }
.role-visual--input, .role-visual--power { display: grid; place-items: center; }
.role-visual--input::before, .role-visual--power::before { content: ""; position: absolute; width: 420px; height: 420px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; box-shadow: 0 0 0 70px rgba(255,255,255,.022), 0 0 0 140px rgba(255,255,255,.012); }
.micro-object { position: relative; z-index: 1; width: 118px; height: 285px; border: 4px solid #8c98a5; border-radius: 63px 63px 34px 34px; background: linear-gradient(90deg, #0a0d11, #2b343e 48%, #0b0e12); box-shadow: 0 25px 60px rgba(0,0,0,.55), inset 0 0 0 12px #0b0e12; }
.micro-object::before { content: ""; position: absolute; top: 26px; right: 18px; left: 18px; height: 92px; border-radius: 50px; background: repeating-linear-gradient(0deg, #5f6a75 0 2px, #222a32 2px 6px); }
.micro-object::after { display: none; }
.micro-object i { position: absolute; right: 34px; bottom: 58px; left: 34px; height: 3px; background: var(--signal-gradient); box-shadow: 0 0 14px rgba(37,208,255,.5); }
.amp-object { position: relative; z-index: 1; width: min(76%, 540px); height: 190px; border: 2px solid #77838f; background: linear-gradient(180deg, #161c23, #07090c); box-shadow: 0 24px 45px rgba(0,0,0,.5), 0 12px 0 -3px #050608, 0 13px 0 -2px #4d5863; }
.amp-object::before, .amp-object::after { content: ""; position: absolute; top: 35px; bottom: 35px; width: 34px; border: 1px solid #3b454f; background: repeating-linear-gradient(0deg, #1e252c 0 3px, #07090c 3px 7px); }
.amp-object::before { left: 24px; }
.amp-object::after { right: 24px; }
.amp-object i { position: absolute; top: 65px; width: 42px; height: 42px; border: 2px solid #697580; border-radius: 50%; }
.amp-object i:first-child { left: 31%; }
.amp-object i:nth-child(2) { right: 31%; }
.amp-object b { position: absolute; right: 38%; bottom: 37px; left: 38%; height: 3px; background: var(--signal-gradient); box-shadow: 0 0 14px rgba(37,208,255,.45), 0 9px 0 #3f4a55; }
.role-copy { display: flex; align-items: flex-start; justify-content: center; flex-direction: column; padding: 55px 42px; }
.role-label { margin: 0; color: var(--amber); font-size: 9px; font-weight: 700; letter-spacing: .16em; }
.role-copy h3 { margin: 14px 0 0; font: 600 30px/1.18 var(--display); letter-spacing: -.035em; }
.role-copy > p:not(.role-label) { margin: 20px 0 0; color: #9aa5b0; font-size: 14.5px; line-height: 1.68; }
.role-copy dl { width: 100%; margin: 30px 0 0; }
.role-copy dl > div { display: grid; grid-template-columns: 95px 1fr; gap: 14px; padding: 13px 0; border-top: 1px solid var(--graphite); }
.role-copy dl > div:last-child { border-bottom: 1px solid var(--graphite); }
.role-copy dt { color: #71808d; font-size: 10px; }
.role-copy dd { margin: 0; color: #c7d0d9; font-size: 11px; }
.role-copy > a { min-height: 44px; display: inline-flex; align-items: center; gap: 18px; margin-top: 20px; color: #fff; font: 600 12px/1 var(--display); text-decoration: none; }
.role-copy > a span { color: var(--blue); }

.composer-section { padding: 128px 0; scroll-margin-top: 76px; background: #efefeb; color: #0b0d10; }
.light-head > p { color: #5f6b75; }
.composer-section .stage-eyebrow { color: #59656f; }
.composer-section .stage-eyebrow span { color: #a25a00; }
.composer-tabs { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid #cfd4d9; border-bottom: 0; }
.composer-tabs button { position: relative; min-height: 74px; display: flex; align-items: center; gap: 15px; padding: 18px 22px; border: 0; border-right: 1px solid #cfd4d9; background: transparent; color: #59656f; font: 600 12.5px/1.2 var(--display); cursor: pointer; text-align: left; }
.composer-tabs button:last-child { border-right: 0; }
.composer-tabs button span { color: #59656f; font-size: 9px; }
.composer-tabs button[aria-selected="true"] { background: linear-gradient(110deg, #0b0d10, #121928); color: #fff; box-shadow: inset 0 3px 0 var(--blue); }
.composer-tabs button[aria-selected="true"] span { color: var(--amber); }
.composer-panel { min-height: 620px; display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(360px, .65fr); border: 1px solid #c9ced2; background: #f9f9f7; }
.composer-media { position: relative; min-height: 620px; overflow: hidden; background: #111; }
.composer-media::after { content: ""; position: absolute; inset: 48% 0 0; background: linear-gradient(180deg, transparent, rgba(5,6,8,.72)); }
.composer-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.88) contrast(1.12) brightness(.96); }
#system-panel-hall .composer-media img { object-position: center; transform: scale(1.04); }
#system-panel-stage .composer-media img { object-position: 62% 46%; }
.composer-media span { position: absolute; bottom: 20px; left: 22px; z-index: 2; color: #d6dce2; font-size: 9.5px; font-weight: 700; letter-spacing: .13em; }
.composer-copy { display: flex; align-items: flex-start; justify-content: center; flex-direction: column; padding: 50px 42px; }
.composer-copy > small { color: #59656f; font-size: 9px; font-weight: 700; letter-spacing: .12em; }
.composer-copy h3 { margin: 13px 0 0; font: 600 30px/1.18 var(--display); letter-spacing: -.035em; }
.composer-copy > p { margin: 18px 0 0; color: #5f6b75; font-size: 14.5px; line-height: 1.68; }
.composer-copy ol { width: 100%; margin: 27px 0 0; padding: 0; border-top: 1px solid #d8dde1; list-style: none; }
.composer-copy li { min-height: 54px; display: grid; grid-template-columns: 50px 1fr; align-items: center; gap: 10px; border-bottom: 1px solid #d8dde1; color: #303942; font-size: 11px; }
.composer-copy li span { color: var(--blue-dark); font: 700 9.5px/1 var(--display); }
.composer-copy > a { min-height: 44px; display: inline-flex; align-items: center; gap: 18px; margin-top: 19px; color: #0b0d10; font: 600 12px/1 var(--display); text-decoration: none; }
.composer-copy > a span { color: var(--blue-dark); }

.proof-section { background: #07090c; }
.compact-head { margin-bottom: 48px; }
.proof-frame { position: relative; height: 720px; margin: 0; overflow: hidden; border: 1px solid var(--graphite); background: #0a0d11; }
.proof-frame::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 80% 33%, rgba(37,208,255,.11), transparent 25%), linear-gradient(90deg, rgba(5,6,8,.88), rgba(5,6,8,.1) 66%), linear-gradient(0deg, rgba(5,6,8,.86), transparent 47%); }
.proof-frame > img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.72) contrast(1.08); }
.proof-frame__top { position: absolute; top: 24px; right: 26px; left: 26px; z-index: 2; display: flex; align-items: center; justify-content: space-between; color: #9aa5b0; font-size: 9.5px; font-weight: 700; letter-spacing: .12em; }
.proof-frame__top span { color: var(--amber); }
.proof-frame figcaption { position: absolute; bottom: 74px; left: 44px; z-index: 2; max-width: 600px; }
.proof-frame figcaption small { color: var(--amber); font-size: 9.5px; font-weight: 700; letter-spacing: .14em; }
.proof-frame figcaption h3 { margin: 14px 0 0; font: 600 clamp(2.35rem, 3.55vw, 3.75rem)/1.07 var(--display); letter-spacing: -.04em; }
.proof-frame figcaption p { max-width: 470px; margin: 18px 0 0; color: #c0c8d0; font-size: 14.5px; }
.proof-frame__chain { position: absolute; right: 28px; bottom: 25px; z-index: 2; display: flex; align-items: center; gap: 14px; color: #89949e; font-size: 9.5px; font-weight: 700; letter-spacing: .11em; }
.proof-frame__chain span:nth-of-type(1) { color: #fff; }
.proof-frame__chain span:nth-of-type(2) { color: var(--cyan); }
.proof-frame__chain span:nth-of-type(3) { color: #a9a0ff; }
.proof-frame__chain span:nth-of-type(4) { color: var(--amber); }
.proof-frame__chain i { color: var(--blue); font: normal 13px/1 var(--body); }
.delivery-flow { display: grid; grid-template-columns: minmax(320px, .62fr) minmax(0, 1.38fr); gap: 80px; padding-top: 92px; scroll-margin-top: 76px; }
.delivery-flow > div > p:last-child { max-width: 450px; margin: 21px 0 0; color: #919ca7; font-size: 14.5px; line-height: 1.68; }
.delivery-flow ol { display: grid; grid-template-columns: 1fr 1fr; margin: 0; padding: 0; border-top: 1px solid var(--graphite); border-left: 1px solid var(--graphite); list-style: none; }
.delivery-flow li { min-height: 145px; display: grid; grid-template-columns: 40px 1fr; align-items: center; gap: 12px; padding: 24px; border-right: 1px solid var(--graphite); border-bottom: 1px solid var(--graphite); background: linear-gradient(135deg, transparent, rgba(45,108,255,0)); transition: background .25s ease; }
.delivery-flow li:hover { background: linear-gradient(135deg, rgba(45,108,255,.1), rgba(37,208,255,.025)); }
.delivery-flow li > span { color: var(--amber); font: 700 9px/1 var(--display); }
.delivery-flow li div { display: flex; flex-direction: column; }
.delivery-flow li b { font: 600 15px/1.25 var(--display); }
.delivery-flow li small { margin-top: 8px; color: #7c8995; font-size: 10px; }

.final-section { position: relative; padding: 105px 0; overflow: hidden; border-top: 1px solid rgba(37,208,255,.2); scroll-margin-top: 76px; background: radial-gradient(circle at 86% 20%, rgba(37,208,255,.12), transparent 28%), linear-gradient(118deg, #07111d 0%, #0a2340 56%, #0c1828 100%); color: #fff; }
.final-section::before { content: ""; position: absolute; width: 560px; height: 560px; top: -340px; right: 4%; border: 1px solid rgba(255,255,255,.17); border-radius: 50%; box-shadow: 0 0 0 90px rgba(255,255,255,.035), 0 0 0 180px rgba(37,208,255,.035); }
.final-section::after { content: ""; position: absolute; top: 0; right: 0; left: 0; height: 1px; background: linear-gradient(90deg, transparent 5%, var(--blue), var(--cyan), transparent 95%); }
.final-section .stage-container { position: relative; z-index: 1; }
.final-section h2 em { color: #bdd6e8; }
.final-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, .55fr); align-items: end; gap: 100px; }
.final-section .stage-eyebrow { color: #bfd2ff; }
.final-section .stage-eyebrow span { color: #fff; }
.final-action > p { margin: 0; color: #c8d7e9; font-size: 14.5px; line-height: 1.72; }
.final-action .stage-button { margin-top: 26px; border: 0; background: #fff; color: #0b0d10; cursor: pointer; }
.final-action .stage-button:hover { background: #dfe7f5; }
.final-action > div { display: flex; align-items: center; gap: 12px; margin-top: 22px; color: #a9bfd8; font-size: 11px; }
.final-action > div a { min-height: 32px; display: inline-flex; align-items: center; text-decoration: none; }
.final-action > div i { width: 1px; height: 11px; background: rgba(255,255,255,.4); }

.stage-footer { padding: 65px 0 0; background: #050608; }
.footer-top { display: grid; grid-template-columns: 1.15fr .9fr 1fr; align-items: start; gap: 70px; padding-bottom: 52px; }
.footer-identity > p { max-width: 34ch; margin: 15px 0 0; color: #7f8a95; font-size: 10.5px; line-height: 1.65; }
.footer-top address { display: flex; align-items: flex-start; flex-direction: column; gap: 6px; margin-top: 7px; color: #7f8a95; font-size: 10.5px; font-style: normal; line-height: 1.55; }
.footer-top address small { margin-bottom: 5px; color: #77838f; font: 700 8px/1 var(--display); letter-spacing: .13em; }
.footer-top address a { min-height: 26px; display: inline-flex; align-items: center; color: #a9b3bd; text-decoration: none; }
.footer-top address a:hover { color: #fff; }
.footer-top nav { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; padding-top: 3px; }
.footer-top nav a { min-height: 28px; display: inline-flex; align-items: center; color: #929ca6; font-size: 11px; text-decoration: none; }
.footer-top nav a:hover { color: #fff; }
.footer-bottom { min-height: 64px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--graphite); color: #7b8691; font-size: 9px; letter-spacing: .11em; }
.stage-mobile-actions { display: none; }

.brief-dialog { width: min(calc(100% - 32px), 760px); max-height: calc(100vh - 32px); padding: 0; overflow: auto; border: 1px solid #313841; background: #0b0e12; color: #fff; box-shadow: 0 30px 90px rgba(0,0,0,.7); }
.brief-dialog::backdrop { background: rgba(0,0,0,.82); backdrop-filter: blur(8px); }
.dialog-close { position: absolute; top: 18px; right: 18px; z-index: 2; width: 42px; height: 42px; border: 1px solid var(--graphite); background: transparent; color: #fff; font-size: 24px; cursor: pointer; }
.dialog-intro { padding: 50px 48px 34px; border-bottom: 1px solid var(--graphite); }
.dialog-intro small { color: var(--amber); font-size: 9px; font-weight: 700; letter-spacing: .15em; }
.dialog-intro h2 { max-width: 570px; margin: 12px 0 0; font: 500 34px/1.16 var(--display); letter-spacing: -.022em; }
.dialog-intro h2 em { color: #c5d0db; }
.dialog-intro p { margin: 14px 0 0; color: #8a96a2; font-size: 12px; }
.brief-dialog form { padding: 30px 48px 42px; }
.brief-dialog form > div { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.brief-dialog label { display: grid; gap: 8px; margin-bottom: 13px; color: #aab4be; font-size: 11px; }
.brief-dialog input, .brief-dialog select, .brief-dialog textarea { width: 100%; min-height: 49px; padding: 12px 13px; border: 1px solid #2d343d; border-radius: 0; outline: 0; background: #090b0e; color: #fff; font-size: 13px; }
.brief-dialog input:focus, .brief-dialog select:focus, .brief-dialog textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 2px rgba(23,107,255,.2); }
.brief-dialog textarea { min-height: 96px; resize: vertical; }
.brief-dialog .dialog-upload { position: relative; padding: 13px; border: 1px solid #2d343d; background: #090b0e; }
.brief-dialog .dialog-upload > span { position: absolute; top: 13px; right: 13px; color: #6f7c88; font-size: 9px; font-weight: 500; }
.brief-dialog .dialog-upload input { min-height: 42px; padding: 7px; border: 0; background: #0e1217; font-size: 10px; }
.brief-dialog .dialog-upload input::file-selector-button { min-height: 30px; margin-right: 10px; padding: 0 12px; border: 1px solid #39424c; background: #151b22; color: #cbd4dc; font: 600 9px/1 var(--body); cursor: pointer; }
.brief-dialog .dialog-upload > small { color: #6f7c88; font-size: 9px; font-weight: 400; line-height: 1.45; }
.brief-dialog form > button { width: 100%; min-height: 52px; display: flex; align-items: center; justify-content: center; gap: 13px; border: 0; background: var(--action-gradient); color: #fff; font: 600 12.5px/1 var(--display); cursor: pointer; }
.dialog-status { display: none; margin: 13px 0 0; padding: 12px; border: 1px solid rgba(23,107,255,.4); color: #9ec0ff; font-size: 10px; }
.dialog-status.show { display: block; }

@keyframes stage-enter { from { transform: scale(1.02); } to { transform: none; } }
@keyframes signal-scan { 0%, 12% { transform: translateX(0); opacity: 0; } 22% { opacity: 1; } 70% { opacity: 1; } 88%, 100% { transform: translateX(460%); opacity: 0; } }

@media (max-width: 1180px) {
  .stage-nav, .stage-phone { display: none; }
  .stage-header { grid-template-columns: auto auto; justify-content: space-between; }
  .stage-menu-button { display: block; }
  .stage-mega { display: none !important; }
  .stage-mobile-menu { position: fixed; inset: 76px 0 0; z-index: 120; overflow-y: auto; padding: 24px 30px 90px; background: rgba(5,6,8,.99); }
  .stage-mobile-menu.open { display: block; }
  .stage-mobile-menu__search { display: grid; grid-template-columns: minmax(0,1fr) 64px; margin-bottom: 16px; border: 1px solid #343c45; background: #090b0e; }
  .stage-mobile-menu__search input { min-width: 0; height: 50px; padding: 0 14px; border: 0; outline: 0; background: transparent; color: #fff; font-size: 13px; }
  .stage-mobile-menu__search button { border: 0; border-left: 1px solid #343c45; background: transparent; color: #b7c1cb; font-size: 11px; font-weight: 600; }
  .stage-mobile-menu__search:focus-within { border-color: var(--blue); }
  .stage-mobile-menu details { border-bottom: 1px solid var(--line); }
  .stage-mobile-menu summary { min-height: 62px; display: grid; grid-template-columns: 36px 1fr 20px; align-items: center; gap: 10px; color: #f1f3f5; font: 500 19px/1.2 var(--display); cursor: pointer; list-style: none; }
  .stage-mobile-menu summary::-webkit-details-marker { display: none; }
  .stage-mobile-menu summary > span { color: var(--amber); font-size: 9px; font-weight: 700; }
  .stage-mobile-menu summary > i { color: #7f8a95; font: normal 18px/1 var(--display); text-align: right; transition: transform .2s ease; }
  .stage-mobile-menu details[open] summary > i { transform: rotate(45deg); }
  .stage-mobile-menu__links { display: grid; grid-template-columns: 1fr 1fr; gap: 0 26px; padding: 2px 0 18px 46px; }
  .stage-mobile-menu__links a { min-height: 44px; display: flex; align-items: center; border-bottom: 1px solid rgba(255,255,255,.06); color: #a8b2bc; font-size: 11.5px; line-height: 1.35; text-decoration: none; }
  .stage-mobile-menu > a { display: grid; grid-template-columns: 36px 1fr 20px; align-items: center; gap: 10px; padding: 20px 0; border-bottom: 1px solid var(--line); font: 500 19px/1.2 var(--display); text-decoration: none; }
  .stage-mobile-menu > a span { color: var(--amber); font-size: 9px; }
  .stage-mobile-menu > a::after { content: "↗"; color: #64717d; font: 400 12px/1 var(--body); text-align: right; }
  .stage-mobile-menu__hotline { margin-top: 32px; }
  .stage-mobile-menu__hotline small { display: block; color: #77838f; font-size: 9px; letter-spacing: .14em; }
  .stage-mobile-menu__hotline a { display: block; margin-top: 9px; font: 600 28px/1 var(--display); text-decoration: none; }

  html:not(.js) .stage-header { position: relative; display: block; padding: 16px 24px; }
  html:not(.js) .stage-header__actions, html:not(.js) .stage-menu-button { display: none; }
  html:not(.js) .stage-mobile-menu { position: static; display: block; margin-top: 16px; padding: 0 0 24px; }
}

@media (max-width: 1050px) {
  .catalog-panel[data-catalog-panel="systems"] .catalog-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .stage-nav, .stage-phone { display: none; }
  .stage-header { grid-template-columns: auto auto; justify-content: space-between; }
  .stage-menu-button { display: grid; }
  .stage-mobile-menu { position: fixed; inset: 76px 0 0; z-index: 120; overflow-y: auto; padding: 24px 30px 80px; background: rgba(5,6,8,.99); }
  .stage-mobile-menu.open { display: block; }
  .stage-mobile-menu > a { display: grid; grid-template-columns: 36px 1fr 20px; align-items: center; gap: 10px; padding: 20px 0; border-bottom: 1px solid var(--line); font: 500 19px/1.2 var(--display); text-decoration: none; }
  .stage-mobile-menu > a span { color: var(--amber); font-size: 9px; }
  .stage-mobile-menu > div { margin-top: 32px; }
  .stage-mobile-menu > div small { display: block; color: #77838f; font-size: 9px; letter-spacing: .14em; }
  .stage-mobile-menu > div a { display: block; margin-top: 9px; font: 600 28px/1 var(--display); text-decoration: none; }
  .signal-ribbon { grid-template-columns: 1fr 28px 1fr 28px 1fr 28px 1fr; padding-inline: 28px; }
  .signal-ribbon > div { grid-template-columns: 22px 1fr; }
  .signal-ribbon small { display: none; }
  .black-head, .light-head { gap: 50px; }
  .catalog-head { gap: 50px; }
  .role-deck { grid-template-columns: 270px minmax(0,1fr); }
  .role-panel { grid-template-columns: minmax(0,1fr) 320px; }
  .role-tabs button { min-height: 130px; }
  .role-copy { padding-inline: 28px; }
  .composer-panel { grid-template-columns: minmax(0,1fr) 360px; }
  .delivery-flow { gap: 48px; }
  .final-layout { gap: 60px; }
}

@media (max-width: 850px) {
  .stage-container { width: min(calc(100% - 48px), 1500px); }
  .black-head, .light-head { grid-template-columns: 1fr; align-items: start; gap: 24px; }
  .catalog-head { grid-template-columns: 1fr; align-items: start; gap: 24px; }
  .black-head > p, .light-head > p { max-width: 620px; }
  .catalog-head > p { max-width: 620px; }
  .catalog-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .catalog-grid a > strong { overflow: visible; text-overflow: clip; white-space: normal; }
  .catalog-brands { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .catalog-brands p { grid-column: 1 / -1; min-height: 54px; border-bottom: 1px solid #29313a; }
  .catalog-brands a:first-of-type { border-left: 0; }
  .role-deck { grid-template-columns: 1fr; }
  .role-tabs { display: grid; grid-template-columns: repeat(4,1fr); border-right: 0; border-bottom: 1px solid var(--graphite); }
  .role-tabs button { min-height: 105px; grid-template-columns: 1fr; gap: 8px; padding: 16px; border-right: 1px solid var(--graphite); border-bottom: 0; }
  .role-tabs button:last-child { border-right: 0; }
  .role-tabs button > span:first-child, .role-tabs button > i { display: none; }
  .role-tabs .role-tab-copy { display: flex; }
  .role-panel { grid-template-columns: minmax(0,1.2fr) minmax(280px,.8fr); }
  .composer-panel { grid-template-columns: 1.1fr .9fr; }
  .delivery-flow { grid-template-columns: 1fr; }
  .delivery-flow > div { max-width: 680px; }
  .final-layout { grid-template-columns: 1fr; align-items: start; gap: 32px; }
  .final-action { max-width: 620px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-top nav { grid-column: 1 / -1; justify-content: flex-start; }
}

@media (max-width: 700px) {
  .stage-header { min-height: 68px; padding-inline: 16px; backdrop-filter: none; }
  .stage-brand__mark { width: 39px; height: 39px; }
  .stage-brand__mark img { width: 35px; height: 32px; }
  .stage-brand b { font-size: 15px; }
  .stage-brand small { font-size: 8px; }
  .stage-cta { display: none; }
  .stage-menu-button { width: 44px; height: 44px; }
  .stage-mobile-menu { inset: 68px 0 0; padding: 18px 20px 90px; }
  .stage-mobile-menu__links { grid-template-columns: 1fr 1fr; gap: 0 14px; padding-left: 0; }
  .stage-hero { min-height: 690px; height: 100svh; }
  .stage-hero__image { object-position: 68% center; }
  .stage-hero__shade { background: linear-gradient(90deg, rgba(5,6,8,.98) 0%, rgba(5,6,8,.79) 64%, rgba(5,6,8,.2) 100%), linear-gradient(0deg, rgba(5,6,8,.88), transparent 56%); }
  .stage-hero__copy { width: calc(100% - 32px); padding-top: 137px; }
  .stage-label { margin-bottom: 21px; font-size: 9px; }
  .stage-hero h1 { max-width: 100%; font-size: clamp(34px, 9.2vw, 42px); line-height: 1.09; letter-spacing: -.02em; }
  .stage-hero__copy > p:not(.stage-label) { max-width: 530px; margin-top: 22px; font-size: 14px; line-height: 1.72; }
  .stage-hero__actions { display: grid; grid-template-columns: 1fr; margin-top: 27px; }
  .stage-button { width: 100%; }
  .stage-hero__contact { margin-top: 20px; }
  .stage-hero__media-label { display: none; }
  .stage-scroll { display: none; }
  .signal-ribbon { min-height: 90px; grid-template-columns: repeat(4, 1fr); padding-inline: 12px; }
  .signal-ribbon > div { display: flex; align-items: center; flex-direction: column; gap: 7px; text-align: center; }
  .signal-ribbon > i, .signal-ribbon small { display: none; }
  .signal-ribbon b { font-size: 9px; }
  .signal-ribbon span { font-size: 8.5px; }
  .stage-container { width: calc(100% - 32px); }
  .black-section, .proof-section, .composer-section, .catalog-section { padding: 80px 0; scroll-margin-top: 68px; }
  .catalog-section { padding: 56px 0 60px; }
  .black-head, .light-head { margin-bottom: 34px; }
  .black-head h2, .light-head h2, .delivery-flow h2, .final-section h2, .catalog-head h2 { max-width: 100%; font-size: clamp(28px, 7.6vw, 32.5px); line-height: 1.14; letter-spacing: -.016em; }
  .stage-eyebrow { margin-bottom: 15px; font-size: 9px; }
  .black-head > p, .light-head > p { font-size: 13px; line-height: 1.75; }
  .catalog-head > p { font-size: 13px; line-height: 1.75; }
  .catalog-search { grid-template-columns: 22px minmax(0,1fr) 64px; gap: 9px; min-height: 56px; margin-top: 22px; }
  .catalog-search > span { margin-left: 13px; font-size: 20px; }
  .catalog-search input { height: 54px; padding-inline: 4px; font-size: 11.5px; }
  .catalog-search button { min-width: 64px; padding: 0; font-size: 0; }
  .catalog-search button::before { content: "Tìm"; font: 600 10px/1 var(--display); }
  .catalog-search button span { display: none; }
  .catalog-search__row { min-height: 28px; align-items: flex-start; flex-direction: column; gap: 5px; margin-top: 7px; }
  .catalog-search__hint { line-height: 1.5; }
  .catalog-model-list { max-height: min(410px, 55vh); }
  .catalog-model-option { grid-template-columns: 74px minmax(0,1fr) 18px; gap: 9px; padding: 9px 12px; }
  .catalog-model-option__brand { font-size: 7.5px; }
  .catalog-model-option__name { font-size: 11.5px; }
  .catalog-model-option > i { grid-column: 3; }
  .catalog-model-results__head, .catalog-model-results__all { padding-inline: 12px; }
  .catalog-switch { font-size: 9.5px; }
  .catalog-directory { margin-top: 16px; }
  .catalog-tabs button { min-height: 68px; grid-template-columns: 22px 1fr; gap: 6px; padding: 12px; }
  .catalog-tabs strong { font-size: 16px; }
  .catalog-tabs small { grid-column: 2; font-size: 8.5px; }
  .catalog-panel { padding: 12px; }
  .catalog-panel__bar { padding-bottom: 9px; font-size: 8px; }
  .catalog-panel__bar small { display: none; }
  .catalog-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 6px; }
  .catalog-grid a { min-height: 52px; grid-template-columns: 20px minmax(0,1fr) 12px; gap: 3px 6px; padding: 6px 8px; }
  .catalog-grid a > strong { overflow: visible; font-size: 12.25px; line-height: 1.25; text-overflow: clip; white-space: normal; }
  .catalog-grid a > small { font-size: 7.5px; }
  .catalog-brands { grid-template-columns: 1fr; }
  .catalog-brands p, .catalog-brands a { min-height: 50px; }
  .catalog-brands p { grid-column: auto; }
  .catalog-brands a { border-top: 1px solid #29313a; border-left: 0; }
  .role-tabs { grid-template-columns: 1fr 1fr; }
  .role-tabs button { min-height: 91px; border-right: 1px solid var(--graphite); border-bottom: 1px solid var(--graphite); }
  .role-tabs button:nth-child(2n) { border-right: 0; }
  .role-tabs button:nth-child(n+3) { border-bottom: 0; }
  .role-tabs b { font-size: 12px; }
  .role-panel { grid-template-columns: 1fr; }
  .role-visual { min-height: 330px; border-right: 0; border-bottom: 1px solid var(--graphite); }
  .role-visual--input::before, .role-visual--power::before { width: 250px; height: 250px; box-shadow: 0 0 0 45px rgba(255,255,255,.02); }
  .micro-object { width: 76px; height: 185px; border-width: 3px; box-shadow: inset 0 0 0 8px #0b0e12; }
  .micro-object::before { top: 18px; right: 12px; left: 12px; height: 62px; }
  .micro-object::after { right: 31px; bottom: -72px; width: 11px; height: 78px; box-shadow: -40px 73px 0 #707b86; }
  .micro-object i { right: 22px; bottom: 36px; left: 22px; }
  .amp-object { width: 82%; height: 120px; }
  .amp-object::before, .amp-object::after { top: 23px; bottom: 23px; width: 23px; }
  .amp-object i { top: 42px; width: 28px; height: 28px; }
  .amp-object b { bottom: 24px; }
  .role-copy { padding: 32px 20px 34px; }
  .role-copy h3 { font-size: 25px; }
  .role-copy > p:not(.role-label) { font-size: 13px; }
  .composer-tabs button { min-height: 66px; flex-direction: column; align-items: flex-start; justify-content: center; gap: 7px; padding: 12px; font-size: 10px; }
  .composer-panel { grid-template-columns: 1fr; }
  .composer-media { min-height: 270px; }
  #system-panel-hall .composer-media img { object-position: center; transform: scale(1.04); }
  #system-panel-church .composer-media img { object-position: 18% center; }
  .composer-copy { padding: 31px 20px 34px; }
  .composer-copy h3 { font-size: 25px; }
  .composer-copy > p { font-size: 13px; }
  .proof-frame { height: auto; }
  .proof-frame::after { inset: 0 0 auto; width: 100%; aspect-ratio: 4 / 3; background: linear-gradient(180deg, rgba(5,6,8,.08), rgba(5,6,8,.65)); }
  .proof-frame > img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-position: center; }
  .proof-frame__top { right: 16px; left: 16px; }
  .proof-frame__top b { display: none; }
  .proof-frame figcaption { position: relative; bottom: auto; left: auto; max-width: none; padding: 26px 20px 22px; background: #0a0d11; }
  .proof-frame figcaption h3 { font-size: 2.15rem; }
  .proof-frame__chain { position: relative; right: auto; bottom: auto; left: auto; gap: 9px; padding: 0 20px 24px; background: #0a0d11; }
  .delivery-flow { gap: 35px; padding-top: 70px; }
  .delivery-flow ol { grid-template-columns: 1fr; }
  .delivery-flow li { min-height: 96px; }
  .final-section { padding: 76px 0 88px; scroll-margin-top: 68px; }
  .final-action > p { font-size: 13px; }
  .final-action .stage-button { width: 100%; }
  .final-action > div { flex-wrap: wrap; }
  .stage-footer { padding-top: 52px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; padding-bottom: 38px; }
  .footer-top nav { grid-column: auto; flex-wrap: wrap; gap: 16px; }
  .footer-top nav { grid-template-columns: 1fr 1fr; gap: 0 16px; }
  .footer-top nav a { min-height: 44px; }
  .footer-bottom { min-height: 92px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 8px; padding-bottom: 58px; }
  body { padding-bottom: 62px; }
  .stage-mobile-actions { position: fixed; right: 0; bottom: 0; left: 0; z-index: 150; display: grid; grid-template-columns: 78px 1fr; padding: 7px 8px calc(7px + env(safe-area-inset-bottom)); background: rgba(5,6,8,.97); opacity: 0; visibility: hidden; transform: translateY(110%); pointer-events: none; transition: opacity .22s ease, transform .22s ease, visibility .22s; }
  .stage-mobile-actions.is-visible { opacity: 1; visibility: visible; transform: none; pointer-events: auto; }
  body.menu-open .stage-mobile-actions { opacity: 0; visibility: hidden; transform: translateY(110%); pointer-events: none; }
  .stage-mobile-actions a, .stage-mobile-actions button { min-height: 48px; display: flex; align-items: center; justify-content: center; border: 1px solid #303741; background: transparent; color: #fff; font: 600 12px/1 var(--display); text-decoration: none; }
  .stage-mobile-actions > :last-child { gap: 10px; border: 0; background: var(--action-gradient); cursor: pointer; }
  .brief-dialog { width: calc(100% - 16px); max-height: calc(100vh - 16px); }
  .dialog-intro { padding: 54px 20px 25px; }
  .dialog-intro h2 { font-size: 28px; line-height: 1.17; }
  .brief-dialog form { padding: 24px 20px 30px; }
  .brief-dialog form > div { grid-template-columns: 1fr; gap: 0; }
}

@media (max-width: 420px) {
  .stage-mobile-break { display: inline; }
  .catalog-tabs button { grid-template-columns: 1fr; padding-inline: 12px; }
  .catalog-tabs button > span { display: none; }
  .catalog-tabs strong { font-size: 15px; white-space: nowrap; }
  .catalog-tabs small { grid-column: 1; }
  .catalog-grid a { grid-template-rows: auto; }
  .catalog-grid a > span, .catalog-grid a > i { grid-row: 1; }
  .catalog-grid a > small { display: none; }
}

@media (max-width: 340px) {
  .stage-narrow-break { display: inline; }
  .catalog-head > p { display: none; }
  .catalog-grid a { grid-template-columns: minmax(0,1fr) 12px; }
  .catalog-grid a > span { display: none; }
  .catalog-grid a > strong { grid-column: 1; }
  .catalog-grid a > i { grid-column: 2; }
}

@media (max-width: 700px) and (max-height: 620px) {
  .stage-hero__copy { padding-top: 116px; }
  .stage-label { margin-bottom: 15px; }
  .stage-hero__copy > p:not(.stage-label) { margin-top: 16px; }
  .stage-hero__actions { margin-top: 19px; }
  .stage-button { min-height: 48px; }
  .stage-hero__contact { display: none; }
}

/* V6 refinement: quieter display type, readable UI type and balanced sections */
body { font-size: 16px; }

.stage-nav a,
.stage-nav__trigger,
.stage-phone { font-size: 13.5px; }
.stage-cta,
.stage-button { font-size: 13.5px; }

.stage-hero { min-height: 760px; height: min(820px, 100vh); }
.stage-hero__copy { padding-top: clamp(158px, 19vh, 192px); }
.stage-hero h1 {
  max-width: 760px;
  font-size: clamp(43px, 3.9vw, 60px);
  line-height: 1.1;
  letter-spacing: -.018em;
}
.stage-hero h1 em,
.black-head h2 em,
.light-head h2 em,
.delivery-flow h2 em,
.final-section h2 em { font-weight: 500; }
.stage-hero__copy > p:not(.stage-label) { font-size: 16.5px; line-height: 1.72; }
.stage-label { font-size: 11.5px; letter-spacing: .13em; }
.stage-hero__contact { font-size: 12.5px; }

.catalog-section { padding-block: 46px 50px; }
.catalog-head,
.black-head,
.light-head {
  grid-template-columns: minmax(0, 1fr) minmax(360px, .74fr);
  gap: 64px;
}
.catalog-head h2 { font-size: clamp(30px, 2.25vw, 36px); line-height: 1.16; }
.black-head h2,
.light-head h2,
.delivery-flow h2,
.final-section h2 {
  font-size: clamp(31px, 2.45vw, 38px);
  line-height: 1.16;
  letter-spacing: -.017em;
}
.black-head,
.light-head { margin-bottom: 46px; }
.compact-head { margin-bottom: 40px; }
.stage-eyebrow { margin-bottom: 17px; font-size: 11px; }
.black-head > p,
.light-head > p,
.catalog-head > p { font-size: 16px; line-height: 1.68; }

.catalog-search input { font-size: 14px; }
.catalog-search button { font-size: 12.5px; }
.catalog-search__hint,
.catalog-switch { font-size: 12px; }
.catalog-tabs button { min-height: 64px; }
.catalog-tabs strong { font-size: 17px; }
.catalog-tabs small,
.catalog-panel__bar,
.catalog-panel__bar small { font-size: 10.5px; }
.catalog-grid a { min-height: 58px; }
.catalog-grid a > span { font-size: 9.5px; }
.catalog-grid a > strong { font-size: 13.5px; }
.catalog-grid a > small { font-size: 9.5px; }
.catalog-grid a > i { font-size: 12px; }
.catalog-brands p { font-size: 12px; }
.catalog-brands p span,
.catalog-brands a small { font-size: 9.5px; }
.catalog-brands a strong { font-size: 12.5px; }

.black-section,
.proof-section { padding-block: 108px; }
.role-deck { grid-template-columns: 296px minmax(0, 1fr); }
.role-tabs button { min-height: 124px; }
.role-tabs small { font-size: 10.5px; }
.role-tabs b { font-size: 15.5px; }
.role-panel {
  min-height: 496px;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr);
}
.role-visual { min-height: 496px; }
.role-copy { padding: 42px 38px; }
.role-copy h3,
.composer-copy h3 { font-size: 27px; font-weight: 500; letter-spacing: -.022em; }
.role-copy > p:not(.role-label),
.composer-copy > p,
.delivery-flow > div > p:last-child,
.final-action > p { font-size: 15.5px; }
.role-label,
.composer-copy > small { font-size: 10.5px; }
.role-copy dt { font-size: 12px; }
.role-copy dd { font-size: 13px; }
.role-copy > a,
.composer-copy > a { padding-inline: 0; font-size: 13.5px; transition: color .18s ease, background .18s ease, padding .18s ease; }

.composer-section { padding-block: 108px; }
.composer-tabs button { min-height: 68px; font-size: 13.5px; }
.composer-tabs button span { font-size: 10px; }
.composer-panel {
  min-height: 550px;
  grid-template-columns: minmax(0, 1.12fr) minmax(390px, .88fr);
}
.composer-media { min-height: 550px; }
.composer-copy { padding: 42px 38px; }
.composer-copy li { min-height: 55px; font-size: 13px; }
.composer-copy li span { font-size: 10.5px; }

.proof-frame { height: 620px; }
.proof-frame figcaption h3 {
  font-size: clamp(32px, 3vw, 48px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -.024em;
}
.proof-frame figcaption p { font-size: 15.5px; }
.proof-frame__top,
.proof-frame figcaption small,
.proof-frame__chain { font-size: 10.5px; }
.delivery-flow {
  grid-template-columns: minmax(320px, .78fr) minmax(0, 1.22fr);
  gap: 64px;
  padding-top: 72px;
}
.delivery-flow li { min-height: 128px; }
.delivery-flow li > span { font-size: 10px; }
.delivery-flow li b { font-size: 16px; font-weight: 500; }
.delivery-flow li small { font-size: 12px; }

.final-section { padding-block: 88px; }
.final-layout {
  grid-template-columns: minmax(0, 1fr) minmax(380px, .72fr);
  gap: 70px;
}
.final-action > div { font-size: 12.5px; }

.stage-footer { padding-top: 56px; }
.footer-top { gap: 56px; padding-bottom: 46px; }
.footer-identity > p,
.footer-top address { color: #9da8b3; font-size: 12.5px; }
.footer-top address small { color: #909ca8; font-size: 10px; }
.footer-top address a { min-height: 32px; color: #c4cdd5; }
.footer-top nav a { min-height: 34px; color: #adb7c1; font-size: 12.5px; }
.footer-bottom { min-height: 68px; color: #939eaa; font-size: 10.5px; }

@media (hover: hover) {
  .stage-nav a:hover,
  .stage-nav__trigger:hover,
  .stage-phone:hover { color: #fff; text-shadow: 0 0 18px rgba(37,208,255,.24); }

  .stage-button--line:hover {
    border-color: #f4f7f9;
    background: #f4f7f9;
    color: #080b0f;
    box-shadow: 0 12px 32px rgba(255,255,255,.12);
  }

  .catalog-tabs button:not([aria-selected="true"]):hover,
  .catalog-grid a:hover,
  .catalog-brands a:hover,
  .catalog-model-option:hover,
  .role-tabs button:not([aria-selected="true"]):hover,
  .delivery-flow li:hover,
  .stage-mega__links a:hover,
  .stage-mobile-menu__links a:hover {
    border-color: #f3f6f8;
    background: #f3f6f8;
    color: #090c10;
    box-shadow: 0 12px 28px rgba(0,0,0,.2);
  }
  .catalog-tabs button:not([aria-selected="true"]):hover small,
  .catalog-grid a:hover > small,
  .role-tabs button:not([aria-selected="true"]):hover small,
  .delivery-flow li:hover small { color: #4d5964; }
  .catalog-grid a:hover > span,
  .catalog-grid a:hover > i,
  .catalog-brands a:hover small,
  .catalog-brands a:hover i,
  .role-tabs button:not([aria-selected="true"]):hover > span,
  .role-tabs button:not([aria-selected="true"]):hover i,
  .delivery-flow li:hover > span { color: #155bd7; }
  .catalog-model-option:hover .catalog-model-option__brand,
  .catalog-model-option:hover .catalog-model-option__name small { color: #46535f; }
  .catalog-model-option:hover > i,
  .stage-mega__links a:hover span { color: #155bd7; }
  .stage-mega__links a:hover,
  .stage-mobile-menu__links a:hover { padding-inline: 10px; }
  .stage-mega__search button:hover,
  .catalog-search button:hover { filter: brightness(1.18); }
  .composer-tabs button:not([aria-selected="true"]):hover {
    background: #dbe7f3;
    color: #0b0f14;
    box-shadow: inset 0 3px 0 var(--blue);
  }
  .role-copy > a:hover {
    padding-inline: 14px;
    background: #f3f6f8;
    color: #090c10;
  }
  .composer-copy > a:hover {
    padding-inline: 14px;
    background: #0b0f14;
    color: #fff;
  }
  .stage-mobile-menu summary:hover,
  .stage-mobile-menu > a:hover {
    padding-inline: 12px;
    background: #f3f6f8;
    color: #090c10;
  }
}

@media (max-width: 1050px) {
  .role-deck { grid-template-columns: 260px minmax(0, 1fr); }
  .role-panel { grid-template-columns: minmax(0, 1fr) 340px; }
  .composer-panel { grid-template-columns: minmax(0, 1fr) 390px; }
}

@media (max-width: 850px) {
  .catalog-head,
  .black-head,
  .light-head { grid-template-columns: 1fr; gap: 22px; }
  .role-deck { grid-template-columns: 1fr; }
  .role-panel { grid-template-columns: minmax(0, 1.1fr) minmax(300px, .9fr); }
  .composer-panel { grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr); }
  .delivery-flow { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  body { font-size: 15.5px; }
  .stage-hero { min-height: 660px; height: 100svh; }
  .stage-hero__copy { padding-top: 132px; }
  .stage-hero h1 {
    font-size: clamp(30px, 8.2vw, 35px);
    line-height: 1.12;
    letter-spacing: -.014em;
  }
  .stage-hero__copy > p:not(.stage-label) { font-size: 15px; line-height: 1.68; }
  .stage-label { font-size: 10.5px; }
  .stage-button { font-size: 13.5px; }

  .black-section,
  .proof-section,
  .composer-section { padding-block: 64px; }
  .catalog-section { padding-block: 48px 52px; }
  .black-head,
  .light-head { margin-bottom: 30px; }
  .compact-head { margin-bottom: 28px; }
  .black-head h2,
  .light-head h2,
  .delivery-flow h2,
  .final-section h2,
  .catalog-head h2 {
    font-size: clamp(25px, 6.9vw, 29px);
    line-height: 1.18;
    letter-spacing: -.012em;
  }
  .stage-eyebrow { margin-bottom: 13px; font-size: 10.5px; }
  .black-head > p,
  .light-head > p,
  .catalog-head > p { font-size: 15px; line-height: 1.66; }

  .catalog-search input { font-size: 13px; }
  .catalog-search button { font-size: 0; }
  .catalog-search button::before { font-size: 11.5px; }
  .catalog-search__hint,
  .catalog-switch { font-size: 11.5px; }
  .catalog-tabs strong { font-size: 15px; }
  .catalog-tabs small { font-size: 10px; }
  .catalog-panel__bar { font-size: 9.5px; }
  .catalog-grid a { min-height: 56px; }
  .catalog-grid a > strong { font-size: 13px; }
  .catalog-grid a > small { font-size: 8.5px; }
  .catalog-brands p { font-size: 11.5px; }
  .catalog-brands a strong { font-size: 12.5px; }

  .role-tabs button { min-height: 86px; }
  .role-tabs small { font-size: 10px; }
  .role-tabs b { font-size: 13px; }
  .role-panel { min-height: 0; grid-template-columns: 1fr; }
  .role-visual { min-height: 300px; }
  .role-copy { padding: 28px 20px 30px; }
  .role-copy h3,
  .composer-copy h3 { font-size: 24px; }
  .role-copy > p:not(.role-label),
  .composer-copy > p,
  .delivery-flow > div > p:last-child,
  .final-action > p { font-size: 14.5px; }
  .role-copy dt { font-size: 11.5px; }
  .role-copy dd { font-size: 12.5px; }

  .composer-tabs button { min-height: 62px; font-size: 11px; }
  .composer-panel { min-height: 0; grid-template-columns: 1fr; }
  .composer-media { min-height: 250px; }
  .composer-copy { padding: 28px 20px 30px; }
  .composer-copy li { font-size: 12.5px; }

  .proof-frame { height: auto; }
  .proof-frame figcaption h3 { font-size: 31px; line-height: 1.12; }
  .proof-frame figcaption p { font-size: 14.5px; }
  .delivery-flow { gap: 28px; padding-top: 54px; }
  .delivery-flow li { min-height: 90px; }
  .delivery-flow li b { font-size: 15.5px; }
  .delivery-flow li small { font-size: 11.5px; }

  .final-section { padding-block: 66px 76px; }
  .final-layout { grid-template-columns: 1fr; gap: 28px; }
  .final-action > div { font-size: 12px; }
  .stage-footer { padding-top: 48px; }
  .footer-identity > p,
  .footer-top address,
  .footer-top nav a { font-size: 12.5px; }
  .footer-bottom { font-size: 10px; }
}

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