:root { color-scheme: dark; --accent: #69e3ef; --accent-soft: rgba(105, 227, 239, .12); --bg: #07131c; --panel: rgba(12, 33, 45, .78); --line: rgba(145, 211, 225, .15); --muted: #8ca7b2; --text: #eefbfc; }
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body { min-height: 100svh; overflow-x: hidden; color: var(--text); background: radial-gradient(circle at 80% 5%, color-mix(in srgb, var(--accent), transparent 82%), transparent 35%), linear-gradient(145deg, #061018, #091b26 55%, #061017); font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif; }
.shell { width: min(1120px, calc(100% - 34px)); margin: 0 auto; padding: 28px 0 30px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 25px; }
.back { color: #9dc4cc; font-size: 13px; text-decoration: none; }
.back:hover { color: var(--accent); }
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark { display: grid; place-items: center; width: 37px; height: 37px; border: 1px solid color-mix(in srgb, var(--accent), transparent 40%); border-radius: 11px; color: var(--accent); font-size: 20px; }
.eyebrow { margin: 0 0 5px; color: var(--accent); font-size: 10px; letter-spacing: .17em; font-weight: 700; }
.brand h1 { margin: 0; font-size: 17px; }
.sim-pill { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: #9cb8c1; font-size: 11px; }
.hero { display: grid; grid-template-columns: 1.2fr .8fr; gap: 17px; margin-bottom: 17px; }
.hero-panel, .visual-panel, .data-panel { border: 1px solid var(--line); border-radius: 19px; background: var(--panel); box-shadow: 0 18px 44px rgba(0, 0, 0, .18); }
.hero-panel { padding: 28px; }
.hero-panel h2 { max-width: 560px; margin: 0; font-size: clamp(28px, 5vw, 48px); line-height: 1; letter-spacing: -.045em; }
.hero-panel h2 span { color: var(--accent); }
.hero-panel p { max-width: 540px; margin: 15px 0 0; color: var(--muted); line-height: 1.7; font-size: 14px; }
.visual-panel { position: relative; min-height: 235px; overflow: hidden; padding: 20px; background: radial-gradient(circle at 50% 48%, var(--accent-soft), transparent 48%), var(--panel); }
.visual-panel::before, .visual-panel::after { content: ""; position: absolute; inset: 20px; border: 1px solid color-mix(in srgb, var(--accent), transparent 70%); border-radius: 50%; animation: pulse 4s ease-in-out infinite; }
.visual-panel::after { inset: 48px; animation-delay: -1.5s; }
@keyframes pulse { 50% { transform: scale(1.06); opacity: .35; } }
.core { position: absolute; inset: 0; display: grid; place-items: center; }
.core-mark { display: grid; place-items: center; width: 85px; height: 85px; border: 1px solid var(--accent); border-radius: 22px; color: var(--accent); font-size: 42px; background: rgba(5, 19, 26, .76); box-shadow: 0 0 38px color-mix(in srgb, var(--accent), transparent 68%); }
.core-label { position: absolute; bottom: 18px; color: #9fc4cc; font-size: 11px; letter-spacing: .14em; }
.dashboard { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; }
.data-panel { padding: 20px; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 17px; }
.panel-heading h3 { margin: 0; font-size: 14px; letter-spacing: .06em; }
.panel-heading span { color: var(--accent); font-size: 10px; letter-spacing: .12em; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; }
.metric { padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: rgba(4, 16, 23, .35); }
.metric small { display: block; color: var(--muted); font-size: 10px; }
.metric strong { display: block; margin-top: 8px; color: var(--accent); font-size: 22px; }
.timeline { display: grid; gap: 11px; }
.step { display: grid; grid-template-columns: 28px 1fr auto; align-items: center; gap: 9px; color: #b3cbd1; font-size: 12px; }
.step i { display: grid; place-items: center; width: 25px; height: 25px; border: 1px solid var(--line); border-radius: 50%; color: var(--accent); font-style: normal; font-size: 10px; }
.step em { color: var(--muted); font-size: 10px; font-style: normal; }
.step.done i { background: var(--accent-soft); }
.bar { grid-column: 2 / 4; height: 4px; overflow: hidden; border-radius: 9px; background: rgba(145, 211, 225, .12); }
.bar b { display: block; width: 68%; height: 100%; border-radius: inherit; background: var(--accent); animation: load 3s ease-in-out infinite alternate; }
@keyframes load { to { width: 89%; } }
.footnote { margin: 22px 0 0; color: #607d87; text-align: center; font-size: 10px; letter-spacing: .12em; }
@media (max-width: 760px) { .shell { width: min(100% - 26px, 520px); padding-top: 18px; } .topbar { align-items: flex-start; } .sim-pill { display: none; } .hero, .dashboard { grid-template-columns: 1fr; } .hero-panel { padding: 23px; } .visual-panel { min-height: 190px; } }