:root{--ink-950:#07111d;--ink-900:#0c1627;--ink-800:#102239;--slate-500:#607186;--slate-400:#7c8da4;--bg-soft:#f4f8fb;--teal-500:#14b8a6;--teal-600:#0f766e;--violet-500:#8b5cf6;--violet-700:#5b21b6;--magenta-500:#db2777;--amber-500:#f59e0b;--radius-xl:26px;--radius-lg:20px;--shadow-xl:0 34px 80px rgba(7,17,29,.14);--shadow-lg:0 18px 36px rgba(7,17,29,.10);--header-h:84px}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink-900);background:#fff}
h1,h2,h3,h4{letter-spacing:-.04em;font-weight:800}
p,li{line-height:1.65}
.lead{font-size:1.08rem;line-height:1.72;color:#425368}
.kicker,.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;font-weight:800;color:var(--teal-600)}
.logo .wordmark-primary,.footer-brandmark span:last-child{font-weight:900;letter-spacing:-.03em;text-transform:lowercase}
.logo .wordmark-primary::first-letter,.footer-brandmark span:last-child::first-letter{text-transform:lowercase}
.logo-badge{background:linear-gradient(135deg,#0f766e,#8b5cf6)!important;color:#fff!important;text-transform:lowercase}
.site-header{position:sticky;top:0;z-index:200;background:rgba(255,255,255,.84);backdrop-filter:blur(20px);border-bottom:1px solid rgba(12,22,39,.06)}
.site-header .bar{min-height:var(--header-h)!important;align-items:center!important;gap:18px}
.site-header .logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink-900)!important}
.site-header .logo::before{content:'u';display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--teal-500),var(--violet-500));color:#fff;font-weight:900;text-transform:lowercase;box-shadow:0 12px 28px rgba(20,184,166,.24)}
.site-header .nav{display:flex;gap:18px;align-items:center;margin-left:auto}
.site-header .nav a{color:var(--ink-900)!important;font-weight:700;font-size:.95rem;padding:8px 0;position:relative;text-decoration:none}
.site-header .nav a:hover{color:var(--violet-700)!important}
.site-header .nav-close{display:none}
.mobile-toggle{display:none;border:0;background:transparent;width:44px;height:44px;border-radius:14px;position:relative}
.mobile-toggle span,.mobile-toggle::before,.mobile-toggle::after{content:'';position:absolute;left:11px;right:11px;height:2.5px;background:var(--ink-900);border-radius:999px;transition:transform .25s ease,opacity .25s ease,top .25s ease}
.mobile-toggle span{top:21px}.mobile-toggle::before{top:14px}.mobile-toggle::after{top:28px}
.nav-overlay{display:none}
.nav-open .mobile-toggle span{opacity:0}.nav-open .mobile-toggle::before{top:21px;transform:rotate(45deg)}.nav-open .mobile-toggle::after{top:21px;transform:rotate(-45deg)}
.hero{position:relative;overflow:hidden;padding:20px 0 40px;background:linear-gradient(180deg,#fbfdff 0%,#f4f8fb 100%)}
.hero::before{content:"";position:absolute;inset:-15% -10% auto -10%;height:82%;background:radial-gradient(circle at 18% 24%, rgba(11,59,54,.24), transparent 26%),radial-gradient(circle at 52% 22%, rgba(85,32,107,.22), transparent 28%),radial-gradient(circle at 78% 28%, rgba(10,28,56,.16), transparent 26%),linear-gradient(115deg, transparent 0%, rgba(19,90,111,.16) 44%, rgba(85,32,107,.20) 56%, transparent 100%);filter:blur(22px);animation:uretailField 18s ease-in-out infinite;pointer-events:none}
.hero::after{content:"";position:absolute;left:-25%;right:-25%;top:8%;height:36%;background:linear-gradient(115deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.18) 48%, rgba(255,255,255,0) 100%);transform:rotate(4deg);filter:blur(36px);animation:uretailBeam 13s linear infinite;pointer-events:none;opacity:.8}
@keyframes uretailField{0%{transform:translateX(-1.5%) translateY(0)}50%{transform:translateX(1.5%) translateY(1.5%)}100%{transform:translateX(-1.5%) translateY(0)}}
@keyframes uretailBeam{0%{transform:translateX(-8%) rotate(4deg)}100%{transform:translateX(18%) rotate(4deg)}}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center;min-height:calc(100vh - var(--header-h));padding:52px 0 24px;position:relative;z-index:1}
.hero h1{margin:.15em 0 .18em;font-size:clamp(3rem,6.8vw,6rem)!important;line-height:.94;background:linear-gradient(92deg,#0a1020 0%, #16314a 34%, #6d2368 69%, #0a1020 100%);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:uretailTone 14s ease-in-out infinite}
@keyframes uretailTone{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.hero .hero-subline{font-size:1.35rem;font-weight:800;color:#12253c;margin:0 0 16px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:999px;padding:13px 18px;font-weight:800;text-decoration:none;border:1px solid transparent;transition:transform .18s ease, box-shadow .18s ease, background .18s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary,.site-header .desktop-cta,.mobile-cta{background:linear-gradient(135deg,var(--teal-500),var(--violet-500));color:#fff;box-shadow:0 16px 34px rgba(91,33,182,.18)}
.btn-secondary,.btn-soft{background:rgba(255,255,255,.75);color:var(--ink-900);border-color:#dce7ee;backdrop-filter:blur(10px)}
.hero-visual,.diagram-plate,.page-panel,.card,.feature,.metric-card,.stat,.outcome,.notice,.panel{border-radius:var(--radius-xl);box-shadow:var(--shadow-lg)}
.hero-visual{background:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.9);padding:18px}
.hero-visual img{display:block;width:100%;height:auto;border-radius:22px;background:#07111d}
.section{padding:96px 0}
.section.soft{background:var(--bg-soft)}
.section.dark{background:linear-gradient(180deg,#09111d 0%,#0c1726 100%);color:#fff}
.section.dark .lead,.section.dark p,.section.dark .muted,.section.dark small{color:#bdd1e4}
.section .container > .kicker,.section .container .kicker{margin-bottom:14px}
.split-feature,.two-col,.grid-2,.grid-3,.hero-grid,.v305-system-grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.two-col,.split-feature,.v305-system-grid{grid-template-columns:1.05fr .95fr}
.page-intro{padding:42px 0 22px;background:linear-gradient(180deg,#fbfdff 0%,#f4f8fb 100%);border-bottom:1px solid rgba(15,30,49,.06)}
.page-intro .intro-shell{max-width:900px}
.page-intro h1{font-size:clamp(2.35rem,5vw,4rem);margin:0 0 12px;color:#0c1627;letter-spacing:-.045em}
.page-intro .lead{max-width:780px}
.page-intro .accent{display:inline-block;background:linear-gradient(90deg,#0c1627 0%,#16384a 40%,#8a2c77 70%,#0c1627 100%);background-size:180% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:uretailTone 14s ease-in-out infinite}
.page-intro + .section.soft{padding-top:40px}
.hero .kicker{margin-bottom:18px}
.hero-metrics,.v305-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:20px}
.hero-metrics article,.v305-metrics article{padding:16px 18px;border-radius:20px;background:rgba(255,255,255,.66);border:1px solid rgba(255,255,255,.9);box-shadow:0 14px 28px rgba(7,17,29,.08)}
.hero-metrics strong,.v305-metrics strong{display:block;font-size:1.55rem;color:#0f172a}
.diagram-plate{padding:18px;background:#08111d;border:1px solid rgba(255,255,255,.08)}
.diagram-plate img{display:block;width:100%;height:auto;border-radius:20px}
.panel,.card,.feature,.notice{background:#fff;border:1px solid #dde7ef;padding:22px}
.panel small,.metric-card small{display:block;color:var(--teal-600);text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;font-weight:800;margin-bottom:10px}
.feature h3,.card h3,.panel strong{font-size:1.15rem;line-height:1.35}
.feature p,.card p,.panel p{color:#4d6076}
.section.dark .diagram-plate,.section.dark .card,.section.dark .panel,.section.dark .notice{background:rgba(7,17,29,.45);border-color:rgba(255,255,255,.08);box-shadow:none}
.section.dark .panel strong,.section.dark .card h3,.section.dark .feature h3{color:#fff}
.diagram-focus-grid{display:grid;grid-template-columns:1fr;gap:24px}
.system-points{display:grid;gap:16px}
.system-points .point{display:flex;gap:14px;align-items:flex-start;padding:18px;border-radius:20px;background:rgba(255,255,255,.72);border:1px solid #d9e4ed}
.system-points .dot{width:12px;height:12px;border-radius:999px;background:linear-gradient(135deg,var(--teal-500),var(--violet-500));margin-top:7px;flex:0 0 auto}
.section.dark .system-points .point{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.08)}
.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.video-shell{position:relative;overflow:hidden;border-radius:26px;background:#05070a;border:1px solid rgba(255,255,255,.08);box-shadow:0 26px 52px rgba(7,17,29,.16)}
.video-shell video{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#000}
.video-audio-toggle{position:absolute;top:14px;right:14px;z-index:5;border:1px solid rgba(255,255,255,.22);background:rgba(7,17,29,.5);backdrop-filter:blur(12px);color:#fff;padding:10px 14px;border-radius:999px;font-size:.8rem;font-weight:800;cursor:pointer}
.video-caption{padding:16px 18px;background:#fff}
.video-caption h3{margin:0 0 8px;font-size:1.05rem}
.video-caption p{margin:0;color:#536577}
.report-callout{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center;padding:28px;border-radius:28px;background:linear-gradient(135deg,#0f172a,#111827);color:#fff;box-shadow:var(--shadow-xl)}
.report-callout p{color:#d7e2ee}
.report-callout .btn-secondary{border-color:rgba(255,255,255,.16);background:rgba(255,255,255,.08);color:#fff}
.demo,.lead-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.demo label,.lead-form label{display:grid;gap:8px;font-weight:700;font-size:.95rem;color:#0f172a}
.demo input,.demo textarea,.lead-form input,.lead-form textarea,.lead-form select{width:100%;padding:14px 16px;border-radius:16px;border:1px solid #d3dde7;background:#fff;font:inherit;color:#0f172a;box-sizing:border-box}
.demo textarea,.lead-form textarea{min-height:132px;resize:vertical}
.demo .full,.lead-form .full{grid-column:1/-1}
.form-note{font-size:.88rem;color:#607186;margin-top:10px}
.form-hidden{position:absolute;left:-9999px;top:-9999px;opacity:0;pointer-events:none}
.form-success{padding:16px 18px;border-radius:18px;background:#ecfdf5;color:#0f5132;border:1px solid #a7f3d0}
.footer-grid-top{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.site-footer{background:#07111d;color:#dbe7f3;padding:64px 0 26px}
.site-footer a{color:#c7d8ea;text-decoration:none}
.site-footer a:hover{color:#fff}
.footer-mid p{color:#93a9c0}
.mobile-footer{display:none}
.metric-stack{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.metric-card{padding:18px;background:#fff;border:1px solid #dde7ef;border-radius:22px}
.metric-card strong{display:block;font-size:1.5rem;color:#0f172a;margin-top:10px}
.article-hero,.landing-hero,.hero-panel{display:none!important}
@media (max-width:1050px){.grid-3,.hero-metrics,.metric-stack,.video-grid,.footer-grid-top{grid-template-columns:1fr 1fr}.two-col,.split-feature,.v305-system-grid,.report-callout,.hero-grid{grid-template-columns:1fr}.hero-grid{min-height:auto;padding-top:34px}}
@media (max-width:860px){
.mobile-toggle{display:inline-block;margin-left:auto}
.site-header .nav{position:fixed;top:14px;right:14px;bottom:14px;width:min(86vw,360px);display:flex;flex-direction:column;align-items:flex-start;gap:0;padding:72px 18px 20px;background:rgba(255,255,255,.72);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.88);border-radius:26px;box-shadow:0 30px 70px rgba(7,17,29,.22);transform:translateX(115%);transition:transform .25s ease;overflow:auto}
.site-header .nav a{width:100%;padding:14px 8px;border-bottom:1px solid rgba(12,22,39,.06)}
.site-header .nav-close{display:block;position:absolute;top:16px;right:14px;border:0;background:rgba(12,22,39,.06);width:38px;height:38px;border-radius:12px;font-size:1.35rem;color:#0f172a;font-weight:900}
.nav-overlay{display:block;position:fixed;inset:0;background:rgba(7,17,29,.18);opacity:0;visibility:hidden;transition:opacity .25s ease, visibility .25s ease}
body.nav-open .site-header .nav{transform:translateX(0)}
body.nav-open .nav-overlay{opacity:1;visibility:visible}
.mobile-footer{display:block}.footer-grid-top{display:none}
}
@media (max-width:640px){.section{padding:72px 0}.hero{padding-top:8px}.hero h1{font-size:clamp(2.65rem,13vw,4.3rem)!important}.hero .hero-subline{font-size:1.12rem}.lead{font-size:1rem}.video-grid,.grid-3,.hero-metrics,.metric-stack,.demo,.lead-form,.footer-grid-top{grid-template-columns:1fr}.hero-visual,.diagram-plate{padding:12px}.page-intro{padding:28px 0 10px}.page-intro h1{font-size:clamp(2rem,10vw,3rem)}.site-header .bar{min-height:72px}.site-header .logo::before{width:38px;height:38px;border-radius:12px}}