/* SPDX-FileCopyrightText: 2026 ResoArc */
/* SPDX-License-Identifier: MIT */
/* ResoArc product prelaunch pages. Pure CSS, no external JS. */
:root{color-scheme:dark;--bg:#071522;--panel:#0b2234;--line:#284359;--text:#e8f5fc;--sub:#b3c9d7;--blue:#70caf7;--focus:#f9d277}
*{box-sizing:border-box}html{font-family:Inter,"Noto Sans JP","Yu Gothic",system-ui,sans-serif;scroll-behavior:smooth}body{margin:0;color:var(--text);background:radial-gradient(ellipse at 80% 5%,#183d66 0,transparent 42%),radial-gradient(ellipse at 12% 55%,#113b4b 0,transparent 46%),var(--bg);min-height:100vh;line-height:1.8}
a{color:#a5dcff}a:focus-visible{outline:3px solid var(--focus);outline-offset:4px;border-radius:2px}
.wrap{width:min(1080px,calc(100% - 40px));margin:auto}.skip{position:absolute;left:10px;top:-80px;background:#fff;color:#071522;padding:8px}.skip:focus{top:10px}
header{border-bottom:1px solid #2f4b62;background:#071521b0}header .wrap{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:88px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none}.logo img{width:40px;height:40px}.logo strong{font-size:1.25rem;color:#f1faff;letter-spacing:.03em}nav{display:flex;gap:20px;flex-wrap:wrap}nav a{text-decoration:none;color:#d5e4ed;font-size:.89rem}
main{padding-bottom:80px}.hero{padding:95px 0 54px}.eyebrow{font-size:.76rem;letter-spacing:.18em;font-weight:700;color:var(--blue)}.state{display:inline-flex;padding:4px 12px;border:1px solid #6f99a9;color:#cde2ef;border-radius:999px;margin-top:16px;font-size:.8rem}
h1{font-size:clamp(2.4rem,7vw,4.6rem);letter-spacing:-.05em;line-height:1.1;margin:18px 0 22px}.tagline{font-size:clamp(1.08rem,3vw,1.65rem);margin:0 0 26px;color:#cce6f8;font-weight:600}.intro{color:var(--sub);font-size:1.04rem;max-width:760px}
.rule{background:linear-gradient(90deg,#3db8fd,#72d9df);height:3px;width:90px;margin:38px 0}.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:30px 0 42px}.fact{background:#0f2840bf;border:1px solid var(--line);border-radius:14px;padding:22px}.fact small{display:block;color:var(--sub);margin-bottom:8px}.fact strong{font-size:1.09rem}.notice{border:1px solid #527484;background:linear-gradient(130deg,#15304cbb,#123546cc);border-radius:18px;padding:26px 30px}.notice h2{font-size:1.15rem;margin:0 0 8px}.notice p{margin:0;color:#d3e2ec}.next{margin:25px 0 38px}.back{display:inline-flex;border:1px solid #478aab;border-radius:10px;padding:9px 19px;color:#d8f1ff;text-decoration:none;font-weight:600}.back:hover{background:#1d4560}
footer{border-top:1px solid #284359;padding:30px 0 45px;color:#97aab8;font-size:.87rem}
@media(max-width:700px){header .wrap{align-items:flex-start;flex-direction:column;padding:15px 0}nav{gap:14px}.hero{padding-top:58px}.facts{grid-template-columns:1fr}.fact{padding:16px}.notice{padding:20px}}

/* ResoArc Sheet v0.7 beta: long integrity hashes wrap on mobile. */
.hero code{overflow-wrap:anywhere;word-break:break-word;font-size:.9em}.hero h2{margin-top:30px;line-height:1.5}.notice .back{background:#12476c;border-color:#66bddf}.notice .back:hover{background:#266284}