:root{color-scheme:light;--paper:#f8f6ef;--white:#fffdf8;--ink:#303e35;--muted:#677367;--green:#446550;--line:#dddfd2;--terracotta:#a94e33;--peach:#f7e8dc;--soft:#edf0e6}
*{box-sizing:border-box}
html{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.85;scroll-padding-top:20px}
body{margin:0}a{color:var(--green);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid var(--terracotta);outline-offset:5px;border-radius:3px}
p,h1,h2{margin:0}p+p{margin-top:15px}button,a,summary{-webkit-tap-highlight-color:transparent}.container,.header-inner,.footer-inner{max-width:1112px;margin:0 auto;padding-left:32px;padding-right:32px}
.skip-link{position:absolute;top:-100px;left:16px;z-index:10;background:var(--white);padding:10px 18px;border:2px solid var(--green)}.skip-link:focus{top:12px}
.site-header{border-bottom:1px solid var(--line)}.header-inner{min-height:104px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0}.brand svg{width:40px;height:40px;color:var(--green)}.brand strong{display:block;font-family:Georgia,"Times New Roman",serif;font-size:23px;font-weight:500;line-height:1.1;letter-spacing:-.5px}.brand small{display:block;font-size:10px;letter-spacing:2px;margin-top:5px;color:var(--muted)}
nav{display:flex;gap:24px;align-items:center;flex-wrap:wrap}nav a{font-size:12px;text-decoration:none;padding:10px 0;min-height:44px;display:inline-flex;align-items:center;color:var(--muted)}nav a[aria-current=page]{color:var(--terracotta);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:7px}
.page-heading{padding:67px 0 25px;max-width:820px}.eyebrow{display:block;font-size:10px;line-height:1.8;letter-spacing:2.3px;font-weight:600;color:var(--terracotta)}h1{font-family:Georgia,"Hiragino Mincho ProN","Yu Mincho",serif;font-size:38px;line-height:1.6;letter-spacing:1.2px;font-weight:500;margin-top:16px}.heading-description{font-size:14px;line-height:1.95;color:var(--muted);margin-top:15px;max-width:700px}.updated{font-size:11px;color:var(--muted);margin-top:19px!important;display:flex;gap:10px;flex-wrap:wrap}
.demo-notice{background:var(--peach);border:1px solid #eed6c5;border-radius:11px;padding:15px 19px;color:#80503d;font-size:12px;line-height:1.9}.demo-notice>span{color:var(--terracotta);font-size:8px;margin-right:9px}.demo-notice strong{font-weight:600}.intro{font-size:17px;color:var(--green);line-height:2.2;padding:32px 0 29px}.page-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:35px}.page-card{position:relative;border:1px solid var(--line);border-radius:16px;background:var(--white);padding:28px 25px 24px;text-decoration:none;display:flex;flex-direction:column;min-height:270px}.page-card:hover{border-color:#899b85;background:#fffefa}.card-number{font:12px Georgia,serif;color:var(--terracotta);letter-spacing:1px;margin-bottom:22px}.page-card h2{font-size:18px;line-height:1.6;font-weight:600;margin-bottom:12px}.page-card p{font-size:13px;line-height:2;color:var(--muted)}.card-arrow{display:block;margin-top:auto;padding-top:22px;font-size:12px;color:var(--terracotta)}
.contact-card{background:var(--soft);border:1px solid #dce2d1;border-radius:16px;padding:28px;margin-bottom:16px}.contact-card h2{font-size:21px;font-weight:500;letter-spacing:.5px;margin:9px 0 12px}.contact-card>p{font-size:13px;line-height:2;color:var(--muted)}.email-link{display:inline-flex;align-items:center;gap:15px;flex-wrap:wrap;max-width:100%;overflow-wrap:anywhere;font-size:14px;font-weight:500;margin-top:16px;min-height:44px}.email-link>span{color:var(--terracotta)}.contact-card .contact-note{font-size:11px;line-height:1.9;border-top:1px solid #d7ddcd;padding-top:18px;margin-top:18px}
.reading-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;margin-top:38px;align-items:start}.reading-layout>.contact-card{position:sticky;top:24px;padding:25px}.reading-layout .email-link{font-size:12px;gap:6px}.document-section{display:grid;grid-template-columns:26px minmax(0,1fr);gap:16px;padding:27px 0 30px;border-bottom:1px solid var(--line)}.document-section:first-child{padding-top:0}.section-number{color:var(--terracotta);font:12px/2.8 Georgia,serif}.document h2{font-size:19px;line-height:1.8;font-weight:600;margin-bottom:13px}.document p{font-size:14px;line-height:2.15;overflow-wrap:anywhere}.back-link{display:inline-flex;min-height:44px;align-items:center;font-size:12px;margin-top:29px;text-decoration:none}
.faq{border-bottom:1px solid var(--line)}.faq:first-child{border-top:1px solid var(--line)}.faq summary{list-style:none;cursor:pointer;font-size:16px;font-weight:500;line-height:1.8;min-height:74px;display:flex;justify-content:space-between;align-items:center;gap:22px;padding:21px 0}.faq summary::-webkit-details-marker{display:none}.faq summary span{color:var(--terracotta);font-weight:400;font-size:19px;flex-shrink:0}.faq[open] summary span{transform:rotate(45deg)}.faq-answer{font-size:14px;line-height:2.15;padding:0 22px 25px 0;color:var(--muted)}
.site-footer{border-top:1px solid var(--line);margin-top:67px}.footer-inner{display:flex;justify-content:space-between;gap:40px;padding-top:34px;padding-bottom:39px}.footer-inner strong{font:22px Georgia,serif;color:var(--green)}.footer-inner p{font-size:11px;color:var(--muted);margin:6px 0 16px}.footer-inner small{font-size:10px;color:var(--muted)}.footer-links{display:flex;justify-content:flex-end;align-content:flex-start;align-items:center;flex-wrap:wrap;gap:8px 22px;max-width:550px}.footer-links a{font-size:11px;display:inline-flex;align-items:center;min-height:44px;text-decoration:none}
@media(min-width:900px){.container>.contact-card{display:grid;grid-template-columns:1.1fr 1fr;column-gap:32px}.container>.contact-card .eyebrow{grid-column:1}.container>.contact-card h2{grid-column:1}.container>.contact-card>p:not(.contact-note){grid-column:1}.container>.contact-card .email-link{grid-column:2;grid-row:2/4;margin-top:0;font-size:17px}.container>.contact-card .contact-note{grid-column:1/-1}}
@media(max-width:900px){.header-inner{gap:24px}nav{gap:17px}.reading-layout{grid-template-columns:minmax(0,1fr) 260px;gap:28px}.reading-layout>.contact-card{padding:21px}.page-card{padding:24px 20px}.page-card h2{font-size:16px}}
@media(max-width:720px){.container,.header-inner,.footer-inner{padding-left:23px;padding-right:23px}.header-inner{min-height:0;padding-top:22px;padding-bottom:13px;display:block}.brand strong{font-size:22px}.brand svg{width:37px;height:37px}nav{margin-top:12px;gap:6px 21px}nav a{font-size:11px;padding-top:5px;padding-bottom:5px}.page-heading{padding-top:39px;padding-bottom:22px}h1{font-size:29px;line-height:1.7;letter-spacing:.3px;margin-top:13px}.heading-description{font-size:13px;margin-top:13px}.updated{font-size:10px;gap:4px 8px}.demo-notice{font-size:11px;padding:13px 14px}.demo-notice strong{font-weight:600}.intro{font-size:15px;padding:26px 0;line-height:2.1}.desktop-break{display:none}.page-cards{grid-template-columns:1fr;gap:12px;margin-bottom:26px}.page-card{min-height:0;padding:23px;display:grid;grid-template-columns:25px minmax(0,1fr);column-gap:15px}.card-number{grid-column:1;grid-row:1/4;margin:4px 0 0}.page-card h2{grid-column:2;font-size:18px;margin-bottom:7px}.page-card p{grid-column:2;font-size:12px}.card-arrow{grid-column:2;padding-top:13px}.contact-card{padding:23px}.contact-card h2{font-size:21px}.contact-card>p{font-size:12px}.email-link{font-size:13px;gap:10px}.reading-layout{display:flex;flex-direction:column;gap:31px;margin-top:29px}.reading-layout>div{width:100%}.reading-layout>.contact-card{position:static;width:100%;padding:23px}.reading-layout .email-link{font-size:13px}.document-section{grid-template-columns:20px minmax(0,1fr);gap:11px;padding:25px 0}.document h2{font-size:17px;line-height:1.8;margin-bottom:12px}.document p{font-size:13px;line-height:2.15}.section-number{font-size:11px}.faq summary{font-size:14px;gap:15px;min-height:72px}.faq-answer{font-size:13px;padding-right:4px}.back-link{margin-top:23px}.site-footer{margin-top:43px}.footer-inner{display:block;padding-top:28px;padding-bottom:28px}.footer-links{justify-content:flex-start;max-width:none;gap:0 20px;margin-top:16px}.footer-links a{font-size:10px}.footer-inner p{margin-bottom:10px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important}}