/* ============================================================
 * マイクロヘルプ 規約類 共通スタイル（LP v5 と同パレット）
 * ============================================================ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --navy:#0F2A47;--navy-2:#16395f;--navy-dark:#06182D;
  --orange:#FF7E5F;--orange-2:#E85A3C;
  --grad-orange:linear-gradient(135deg,#FFA585 0%,#FF7E5F 50%,#E85A3C 100%);
  --cream:#F2EFE7;--paper:#fff;--text:#1A1A1A;--muted:#5b6877;--muted-2:#8a94a1;--line:#e7e2d6;
  --maxw:840px;--ease:cubic-bezier(.2,.7,.2,1);
  --jp:'Hiragino Sans','Hiragino Kaku Gothic ProN','Noto Sans JP','Meiryo',sans-serif;
  --pop:'Poppins',sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--jp);color:var(--text);background:var(--cream);line-height:1.95;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}

/* header */
.l-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(15,42,71,.08);padding:0 28px}
.l-header-inner{max-width:1100px;margin:0 auto;height:70px;display:flex;align-items:center;justify-content:space-between}
.l-logo{font-family:var(--pop);font-weight:800;font-size:22px;color:var(--navy);letter-spacing:-.02em}
.l-logo .dot{color:var(--orange)}
.l-logo img{height:28px;width:auto;display:block}
.l-back{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--muted)}
.l-back:hover{color:var(--orange)}
.l-back svg{width:16px;height:16px}

/* hero */
.l-hero{background:radial-gradient(120% 100% at 50% 0%,#fff 0%,var(--cream) 75%);padding:64px 28px 40px;text-align:center;border-bottom:1px solid var(--line)}
.l-eyebrow{font-family:var(--pop);font-weight:700;font-size:13px;letter-spacing:.2em;color:var(--orange);margin-bottom:14px}
.l-hero h1{font-size:clamp(24px,4vw,34px);font-weight:900;color:var(--navy);letter-spacing:.02em}
.l-hero .l-date{margin-top:14px;font-size:13px;color:var(--muted-2)}

/* doc body */
.l-doc{max-width:var(--maxw);margin:0 auto;padding:56px 28px 80px}
.l-note{background:#fff7f3;border:1px solid #ffdccf;border-radius:12px;padding:16px 20px;font-size:13.5px;color:var(--orange-2);margin-bottom:40px;line-height:1.8}
.l-note b{color:var(--orange-2)}
.l-lead{font-size:15px;color:var(--muted);margin-bottom:40px;line-height:2}
.l-doc h2{font-size:19px;font-weight:900;color:var(--navy);margin:46px 0 16px;padding-left:16px;position:relative;line-height:1.5}
.l-doc h2::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:5px;border-radius:3px;background:var(--grad-orange)}
.l-doc h2:first-of-type{margin-top:0}
.l-doc h3{font-size:16px;font-weight:700;color:var(--navy);margin:28px 0 10px}
.l-doc p{font-size:15px;color:#33404f;margin-bottom:14px}
.l-doc ul,.l-doc ol{margin:0 0 18px 0;padding-left:0;list-style:none}
.l-doc ol{counter-reset:li}
.l-doc ul li,.l-doc ol li{position:relative;padding-left:26px;font-size:15px;color:#33404f;margin-bottom:9px;line-height:1.9}
.l-doc ul li::before{content:"";position:absolute;left:6px;top:13px;width:7px;height:7px;border-radius:50%;background:var(--orange);opacity:.6}
.l-doc ol li{counter-increment:li}
.l-doc ol li::before{content:counter(li);position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:var(--navy);color:#fff;font-size:11px;font-weight:700;font-family:var(--pop);display:grid;place-items:center}
.l-doc ul ul,.l-doc ol ul{margin:8px 0 4px}
/* definition rows */
.l-fields{display:grid;gap:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:18px;background:#fff}
.l-fields div{display:flex;gap:16px;padding:15px 22px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.l-fields div:last-child{border-bottom:none}
.l-fields dt{font-weight:700;color:var(--navy);min-width:140px;font-size:14.5px}
.l-fields dd{flex:1;font-size:14.5px;color:#33404f;min-width:200px}
.l-fields .todo{color:var(--orange-2);font-weight:700}
/* table */
.l-table{width:100%;border-collapse:collapse;margin:8px 0 18px;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px -12px rgba(15,42,71,.3);font-size:14.5px}
.l-table th,.l-table td{padding:13px 18px;text-align:left;border-bottom:1px solid var(--line)}
.l-table th{background:var(--navy);color:#fff;font-weight:700;font-size:13px;letter-spacing:.02em}
.l-table td:last-child{font-family:var(--pop);font-weight:700;color:var(--navy);white-space:nowrap}
.l-table tr:last-child td{border-bottom:none}
.l-note-sm{font-size:13px;color:var(--muted-2);margin-top:8px}
.l-hist{margin-top:54px;padding-top:24px;border-top:1px solid var(--line);font-size:13px;color:var(--muted-2)}

/* footer */
.l-footer{background:var(--navy-dark);color:rgba(255,255,255,.55);padding:48px 28px 36px;font-size:13.5px}
.l-footer-inner{max-width:1100px;margin:0 auto}
.l-footer-top{display:flex;justify-content:space-between;align-items:flex-start;gap:22px;flex-wrap:wrap;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.12)}
.l-footer .brand{font-family:var(--pop);font-weight:800;font-size:20px;color:#fff}
.l-footer .brand .dot{color:var(--orange)}
.l-footer-links{display:flex;gap:26px;flex-wrap:wrap;list-style:none}
.l-footer-links a{color:rgba(255,255,255,.62)}
.l-footer-links a:hover{color:#fff}
.l-footer-links a.cur{color:var(--orange)}
.l-copy{text-align:center;padding-top:26px;font-size:12.5px}
@media(max-width:768px){
  .l-doc{padding:40px 20px 60px}
  .l-doc h2{font-size:17px}
  .l-footer-top{flex-direction:column;align-items:center;text-align:center}
  .l-footer-links{justify-content:center;gap:16px}
}