/* Gravitas Dark Matter 2.0 — scoped, dependency-free landing page. */
:root {
  color-scheme: dark;
  --gdm-bg: #080b13;
  --gdm-panel: #10151f;
  --gdm-text: #f4f6fc;
  --gdm-muted: #b2bbcd;
  --gdm-aqua: #91e7ed;
  --gdm-pink: #f795c4;
  --gdm-border: rgba(173, 202, 224, .19);
  --gdm-width: 1200px;
}
html { scroll-behavior: smooth; scrollbar-gutter: stable; }
body.gdm-page { margin: 0; background: var(--gdm-bg); color: var(--gdm-text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; -webkit-font-smoothing: antialiased; }
.gdm-page *, .gdm-page *::before, .gdm-page *::after { box-sizing: border-box; }
.gdm-page img, .gdm-page svg { display: block; max-width: 100%; }
.gdm-page img { height: auto; }
.gdm-page button, .gdm-page a, .gdm-page summary { -webkit-tap-highlight-color: transparent; }
.gdm-page button { font: inherit; color: inherit; }
.gdm-page button, .gdm-page summary { cursor: pointer; }
.gdm-page a { color: inherit; text-decoration: none; }
.gdm-page p { line-height: 1.65; }
.gdm-page h1, .gdm-page h2, .gdm-page h3, .gdm-page p, .gdm-page figure { margin: 0; }
.gdm-page a:focus-visible, .gdm-page button:focus-visible, .gdm-page summary:focus-visible { outline: 3px solid var(--gdm-aqua); outline-offset: 5px; }
.gdm-page [id] { scroll-margin-top: 95px; }
.gdm-shell { width: min(var(--gdm-width), calc(100% - 64px)); margin-inline: auto; }
.gdm-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.gdm-skip { position: fixed; top: 10px; left: 10px; transform: translateY(-160%); z-index: 100; padding: 12px 18px; background: var(--gdm-aqua); color: var(--gdm-bg) !important; border-radius: 5px; }
.gdm-skip:focus { transform: none; }
.gdm-topbar { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid var(--gdm-border); background: rgba(8, 11, 19, .95); backdrop-filter: blur(16px); }
.gdm-topbar-inner { min-height: 72px; display: flex; align-items: center; gap: 28px; }
.gdm-brand { display: inline-flex; align-items: center; gap: 11px; font-size: 15px; letter-spacing: .2em; font-weight: 800; padding: 14px 0; }
.gdm-page .gdm-brand-logo { width: 38px; height: 38px; flex: 0 0 38px; object-fit: cover; border: 1px solid var(--gdm-border); border-radius: 9px; box-shadow: 0 5px 18px rgba(0, 0, 0, .28); }
.gdm-nav { display: flex; gap: 26px; margin-left: auto; align-items: center; font-size: 13px; font-weight: 600; }
.gdm-nav a { color: var(--gdm-muted); padding-block: 14px; }
.gdm-nav a:hover { color: white; }
.gdm-store-small { display: inline-flex; gap: 20px; align-items: center; font-size: 13px; font-weight: 700; border: 1px solid var(--gdm-border); padding: 12px 17px; border-radius: 6px; min-height: 44px; }
.gdm-store-small:hover { border-color: var(--gdm-aqua); }
.gdm-icon { width: 18px; height: 18px; flex: 0 0 18px; }
.gdm-hero { position: relative; padding-top: 58px; background: radial-gradient(ellipse at 22% 4%, rgba(59, 106, 132, .14), transparent 57%), radial-gradient(ellipse at 85% 37%, rgba(147, 47, 111, .11), transparent 50%); }
.gdm-hero-intro { display: grid; grid-template-columns: 1.1fr 1fr; gap: 54px; align-items: end; padding-bottom: 36px; }
.gdm-eyebrow { font-size: 11px; line-height: 1.5; font-weight: 750; letter-spacing: .15em; text-transform: uppercase; color: var(--gdm-aqua); }
.gdm-kicker { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 20px; }
.gdm-version { color: var(--gdm-pink); font-size: 10px; font-weight: 750; line-height: 1; letter-spacing: .09em; border: 1px solid rgba(247, 149, 196, .36); padding: 6px 8px; border-radius: 4px; }
.gdm-title { font-size: clamp(60px, 6.35vw, 91px); font-weight: 850; letter-spacing: -.06em; line-height: .96; }
.gdm-title span:not(.gdm-sr) { display: block; }
.gdm-title .gdm-title-second { color: var(--gdm-aqua); }
.gdm-tagline { margin-top: 22px !important; font-weight: 650; font-size: clamp(17px, 1.75vw, 23px); letter-spacing: -.02em; line-height: 1.35 !important; }
.gdm-hero-copy { padding-bottom: 2px; }
.gdm-lead { font-size: 18px; color: var(--gdm-muted); max-width: 540px; }
.gdm-new { display: flex; align-items: baseline; gap: 9px; margin-bottom: 13px !important; font-size: 13px; color: var(--gdm-text); }
.gdm-new b { font-size: 10px; color: var(--gdm-pink); letter-spacing: .09em; }
.gdm-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 23px; }
.gdm-button { display: inline-flex; justify-content: center; align-items: center; gap: 11px; min-height: 49px; padding: 13px 19px; border-radius: 6px; border: 1px solid var(--gdm-border); font-size: 13px; line-height: 1.3; font-weight: 750; transition: background-color .16s ease, border-color .16s ease, transform .16s ease; }
.gdm-button:hover { border-color: var(--gdm-aqua); background: rgba(145, 231, 237, .06); transform: translateY(-1px); }
.gdm-button-primary { color: #092029 !important; background: var(--gdm-aqua); border-color: var(--gdm-aqua); }
.gdm-button-primary:hover { background: #b3f2f5; }
.gdm-release-note { color: var(--gdm-muted); font-size: 11px; line-height: 1.55 !important; margin-top: 14px !important; }
.gdm-text-link { color: var(--gdm-aqua) !important; text-underline-offset: 4px; text-decoration: underline !important; text-decoration-thickness: 1px !important; }
.gdm-text-link:hover { color: white !important; }
.gdm-frame { border: 1px solid rgba(145, 231, 237, .31); border-radius: 12px; background: var(--gdm-panel); overflow: hidden; box-shadow: 0 18px 60px rgba(0, 0, 0, .26); }
.gdm-frame-top { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 12px 17px; font: 10px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; letter-spacing: .06em; color: var(--gdm-muted); border-bottom: 1px solid var(--gdm-border); }
.gdm-frame-top strong { color: var(--gdm-aqua); font-weight: 500; }
.gdm-shot { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: contain; background: #0c1020; }
.gdm-frame-caption { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 6px 24px; padding: 14px 1px 0; color: var(--gdm-muted); font-size: 11px; }
.gdm-frame-caption strong { color: #dce5f1; font-weight: 500; }
.gdm-facts { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--gdm-border); margin-top: 35px; }
.gdm-fact { padding: 26px 28px; border-left: 1px solid var(--gdm-border); }
.gdm-fact:first-child { padding-left: 0; border-left: 0; }
.gdm-fact b { display: block; font-size: 27px; font-weight: 700; letter-spacing: -.025em; }
.gdm-fact span { display: block; color: var(--gdm-muted); font-size: 12px; margin-top: 7px; }
.gdm-section { padding-top: 91px; }
.gdm-section-head { display: flex; gap: 42px; justify-content: space-between; align-items: end; margin-bottom: 29px; }
.gdm-section-head p.gdm-section-copy { max-width: 370px; }
.gdm-section h2, .gdm-close h2 { font-size: clamp(29px, 3.4vw, 45px); font-weight: 750; line-height: 1.1; letter-spacing: -.04em; margin-top: 12px; }
.gdm-section-copy { color: var(--gdm-muted); font-size: 15px; line-height: 1.7 !important; }
.gdm-demo { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #0c1020; border: 1px solid var(--gdm-border); }
.gdm-demo-launch { display: block; width: 100%; height: 100%; position: relative; }
.gdm-demo-launch::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(3, 6, 12, .07) 60%, rgba(3, 6, 12, .84)); pointer-events: none; }
.gdm-play { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 76px; height: 76px; border-radius: 50%; display: grid; place-items: center; background: var(--gdm-aqua); color: #092029; border: 5px solid rgba(255,255,255,.25); box-shadow: 0 0 0 12px rgba(8, 11, 19, .3), 0 10px 35px rgba(0,0,0,.45); z-index: 2; }
.gdm-play svg { width: 24px; height: 24px; margin-left: 4px; }
.gdm-demo-launch:hover .gdm-play { background: white; }
.gdm-video-label { position: absolute; z-index: 2; left: 24px; bottom: 22px; right: 24px; display: flex; align-items: end; justify-content: space-between; gap: 10px; }
.gdm-video-label strong { display: block; font-size: 19px; letter-spacing: -.02em; }
.gdm-video-label small { display: block; font-size: 11px; color: #d0d9e9; margin-top: 4px; }
.gdm-video-label > span:last-child { color: var(--gdm-aqua); font-size: 11px; }
.gdm-demo iframe { width: 100%; height: 100%; border: 0; display: block; }
.gdm-demo-note { margin-top: 13px !important; font-size: 11px; color: var(--gdm-muted); }
.gdm-mindseye { display: grid; grid-template-columns: 1fr 1.08fr; gap: 65px; align-items: center; padding: 40px; border: 1px solid var(--gdm-border); border-radius: 14px; background: radial-gradient(ellipse at 80% 30%, rgba(58, 150, 170, .1), transparent 65%), #10131e; }
.gdm-mindseye .gdm-section-copy { margin-top: 20px; }
.gdm-mindseye h2 { max-width: 370px; }
.gdm-mindseye .gdm-text-link { display: inline-block; margin-top: 22px; font-size: 13px; padding-block: 5px; }
.gdm-portrait-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; align-items: center; }
.gdm-portrait-pair img { width: 100%; border-radius: 7px; }
.gdm-portrait-caption { font-size: 10px; line-height: 1.5; color: var(--gdm-muted); text-align: center; margin-top: 14px; }
.gdm-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; border-top: 1px solid var(--gdm-border); padding-top: 26px; }
.gdm-step-number { font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--gdm-aqua); display: block; margin-bottom: 21px; }
.gdm-steps h3 { font-size: 20px; letter-spacing: -.025em; line-height: 1.25; margin-bottom: 12px; }
.gdm-steps p { color: var(--gdm-muted); font-size: 14px; }
.gdm-modes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.gdm-mode { overflow: hidden; border-radius: 12px; border: 1px solid var(--gdm-border); background: var(--gdm-panel); }
.gdm-mode-copy { padding: 24px; }
.gdm-mode h3 { font-size: 21px; letter-spacing: -.03em; margin-bottom: 9px; }
.gdm-mode p { color: var(--gdm-muted); font-size: 14px; }
.gdm-mode-note { color: var(--gdm-muted); font-size: 11px; margin-top: 18px !important; }
.gdm-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 27px 24px; }
.gdm-gallery-item a { position: relative; display: block; overflow: hidden; border: 1px solid var(--gdm-border); border-radius: 10px; }
.gdm-gallery-item a:hover { border-color: var(--gdm-aqua); }
.gdm-expand { position: absolute; bottom: 12px; right: 12px; width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.4); background: rgba(8,11,19,.85); border-radius: 5px; }
.gdm-expand svg { width: 15px; height: 15px; }
.gdm-gallery-item figcaption { display: flex; gap: 12px; align-items: baseline; margin-top: 13px; }
.gdm-gallery-item figcaption b { font: 10px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--gdm-aqua); }
.gdm-gallery-item figcaption span { font-size: 12px; color: var(--gdm-muted); line-height: 1.5; }
.gdm-support-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; padding-block: 44px; border-block: 1px solid var(--gdm-border); }
.gdm-support-layout .gdm-section-copy { margin-top: 18px; }
.gdm-support-links { display: flex; flex-wrap: wrap; gap: 17px; margin-top: 24px; font-size: 13px; }
.gdm-faq details { border-bottom: 1px solid var(--gdm-border); }
.gdm-faq details:last-child { border-bottom: 0; }
.gdm-faq summary { display: flex; gap: 16px; justify-content: space-between; align-items: center; list-style: none; min-height: 60px; padding: 19px 2px; font-size: 14px; font-weight: 600; }
.gdm-faq summary::-webkit-details-marker { display: none; }
.gdm-faq summary::after { content: "+"; color: var(--gdm-aqua); font: 22px/1 ui-monospace, monospace; }
.gdm-faq details[open] summary::after { content: "−"; }
.gdm-faq details p { color: var(--gdm-muted); font-size: 13px; padding: 0 22px 21px 2px; }
.gdm-press { margin-top: 26px; border: 1px solid var(--gdm-border); border-radius: 8px; padding-inline: 24px; }
.gdm-press summary { padding-block: 20px; font-size: 13px; font-weight: 650; cursor: pointer; }
.gdm-press-content { padding-bottom: 25px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 45px; align-items: start; }
.gdm-press p { font-size: 13px; color: var(--gdm-muted); }
.gdm-press .gdm-actions { margin-top: 0; }
.gdm-press .gdm-text-link { font-size: 12px; }
.gdm-close { padding: 80px 0; text-align: center; }
.gdm-close .gdm-section-copy { max-width: 520px; margin: 18px auto 0; }
.gdm-close .gdm-actions { justify-content: center; }
.gdm-footer { border-top: 1px solid var(--gdm-border); padding: 27px 0; }
.gdm-footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; font-size: 11px; color: var(--gdm-muted); }
.gdm-footer-links { display: flex; flex-wrap: wrap; gap: 24px; }
.gdm-legal { font-size: 10px; color: var(--gdm-muted); margin-top: 15px !important; }
.gdm-lightbox { color: var(--gdm-text); background: #0b101b; border: 1px solid var(--gdm-border); border-radius: 12px; padding: 15px; max-width: min(1320px, calc(100vw - 30px)); width: 100%; max-height: 95dvh; }
.gdm-lightbox::backdrop { background: rgba(0, 0, 0, .91); }
.gdm-lightbox-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 0 1px 12px; font-size: 12px; }
.gdm-lightbox-controls { display: flex; gap: 8px; }
.gdm-lightbox button { min-width: 44px; min-height: 44px; background: var(--gdm-panel); border: 1px solid var(--gdm-border); border-radius: 5px; }
.gdm-lightbox button:hover { border-color: var(--gdm-aqua); }
.gdm-lightbox-image { width: 100%; object-fit: contain; max-height: calc(95dvh - 175px); }
.gdm-lightbox-caption { padding: 14px 1px 3px; font-size: 12px; line-height: 1.5; color: var(--gdm-muted); }
.gdm-lightbox-link { display: inline-block; margin-top: 9px; font-size: 12px; }
.gdm-dialog-open { overflow: hidden; }
@media (min-width: 1500px) { .gdm-hero { padding-top: 66px; } }
@media (max-width: 1080px) {
  .gdm-hero-intro { gap: 30px; grid-template-columns: 1fr 1fr; }
  .gdm-title { font-size: 72px; }
  .gdm-lead { font-size: 16px; }
  .gdm-hero .gdm-button { padding-inline: 13px; font-size: 12px; }
  .gdm-mindseye { gap: 32px; padding: 30px; }
  .gdm-support-layout { gap: 42px; }
}
@media (max-width: 760px) {
  .gdm-shell { width: calc(100% - 36px); }
  .gdm-topbar-inner { min-height: 63px; gap: 20px; }
  .gdm-brand { gap: 9px; font-size: 13px; }
  .gdm-page .gdm-brand-logo { width: 34px; height: 34px; flex-basis: 34px; border-radius: 8px; }
  .gdm-nav { display: none; }
  .gdm-store-small { margin-left: auto; font-size: 12px; gap: 10px; padding: 10px 12px; }
  .gdm-hero { padding-top: 32px; }
  .gdm-hero-intro { grid-template-columns: 1fr; gap: 25px; padding-bottom: 27px; }
  .gdm-kicker { margin-bottom: 16px; }
  .gdm-title { font-size: clamp(62px, 13vw, 86px); }
  .gdm-title span:not(.gdm-sr) { display: inline; }
  .gdm-title .gdm-title-second::before { content: " "; }
  .gdm-tagline { margin-top: 16px !important; font-size: 19px; }
  .gdm-lead { font-size: 15px; max-width: 600px; }
  .gdm-actions { margin-top: 20px; gap: 9px; }
  .gdm-hero .gdm-button { font-size: 12px; padding-inline: 15px; }
  .gdm-frame-top { font-size: 8px; padding: 9px 11px; }
  .gdm-frame-caption { font-size: 10px; padding-top: 10px; }
  .gdm-frame { border-radius: 8px; }
  .gdm-facts { margin-top: 27px; }
  .gdm-fact { padding: 20px 12px; }
  .gdm-fact b { font-size: 22px; }
  .gdm-fact span { font-size: 10px; line-height: 1.5; }
  .gdm-section { padding-top: 58px; }
  .gdm-section-head { display: block; margin-bottom: 23px; }
  .gdm-section-head p.gdm-section-copy { max-width: none; margin-top: 15px; }
  .gdm-section-copy { font-size: 14px; }
  .gdm-video-label { left: 15px; bottom: 13px; right: 15px; }
  .gdm-video-label strong { font-size: 14px; }
  .gdm-video-label small { font-size: 10px; }
  .gdm-video-label > span:last-child { display: none; }
  .gdm-play { width: 55px; height: 55px; border-width: 3px; }
  .gdm-play svg { width: 19px; height: 19px; }
  .gdm-demo-note { font-size: 10px; }
  .gdm-mindseye { grid-template-columns: 1fr; padding: 25px 20px; gap: 24px; }
  .gdm-mindseye h2 { max-width: 450px; }
  .gdm-mindseye .gdm-section-copy { margin-top: 15px; }
  .gdm-mindseye .gdm-text-link { margin-top: 15px; }
  .gdm-portrait-pair { max-width: 520px; margin-inline: auto; gap: 11px; }
  .gdm-steps { gap: 22px; }
  .gdm-steps h3 { font-size: 17px; }
  .gdm-steps p { font-size: 12px; }
  .gdm-step-number { margin-bottom: 14px; }
  .gdm-modes { gap: 16px; }
  .gdm-mode-copy { padding: 19px; }
  .gdm-mode h3 { font-size: 19px; }
  .gdm-mode p { font-size: 13px; }
  .gdm-gallery { gap: 22px 16px; }
  .gdm-support-layout { grid-template-columns: 1fr; gap: 25px; padding-block: 32px; }
  .gdm-press { padding-inline: 18px; }
  .gdm-press-content { grid-template-columns: 1fr; gap: 22px; }
  .gdm-close { padding: 59px 0; }
}
@media (max-width: 520px) {
  .gdm-title span:not(.gdm-sr) { display: block; }
  .gdm-title .gdm-title-second::before { content: none; }
  .gdm-title { font-size: clamp(61px, 18vw, 87px); }
  .gdm-new { font-size: 12px; gap: 8px; }
  .gdm-fact b { font-size: 20px; }
  .gdm-fact:last-child b { font-size: 17px; padding-top: 3px; }
  .gdm-steps { grid-template-columns: 1fr; gap: 26px; }
  .gdm-steps h3 { font-size: 20px; }
  .gdm-steps p { font-size: 14px; }
  .gdm-step-number { margin-bottom: 9px; }
  .gdm-modes, .gdm-gallery { grid-template-columns: 1fr; }
  .gdm-portrait-pair { gap: 8px; }
  .gdm-eyebrow { font-size: 10px; }
  .gdm-gallery-item figcaption span { font-size: 12px; }
  .gdm-lightbox { padding: 11px; max-width: calc(100vw - 16px); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .gdm-page *, .gdm-page *::before, .gdm-page *::after { transition: none !important; animation: none !important; }
}