:root{font-family:system-ui,-apple-system,"Noto Sans JP",sans-serif;color:#182227;background:#f3f5f2;font-size:16px;font-synthesis:none;--accent:#166950;--muted:#627069}*{box-sizing:border-box}body{margin:0}main{max-width:980px;margin:0 auto;padding:0 32px 40px}header{display:flex;align-items:center;gap:16px;padding:26px 0;border-bottom:1px solid #d9e0d9}.brand{color:#162d22;font-size:21px;font-weight:740;text-decoration:none;display:flex;gap:10px;align-items:center}.brand-mark{display:grid;place-items:center;background:var(--accent);color:white;border-radius:11px;width:36px;height:36px}.owner{font-size:14px;color:var(--muted);margin-left:auto}.signout{color:var(--muted);font-size:14px}.intro{padding:44px 0 24px}.eyebrow{font-size:12px;letter-spacing:.15em;font-weight:700;color:var(--accent);margin:0 0 12px}h1{font-size:36px;letter-spacing:-.04em;margin:0 0 12px;line-height:1.4}.intro>p:last-child{color:var(--muted);margin:0;line-height:1.75}.card,.link-card{background:white;border:1px solid #dce3dc;border-radius:18px;padding:26px;box-shadow:0 3px 12px #143b1610}.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}.field label span{font-weight:400;color:var(--muted);font-size:12px;margin-left:6px}input{font:inherit;border:1px solid #becbc1;background:#fcfdfb;border-radius:9px;width:100%;padding:13px 14px;min-height:48px;color:inherit}input:focus{outline:3px solid #c1e4d7;border-color:var(--accent)}.hint{font-size:12px;color:var(--muted);margin:8px 0 0}.optional{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:23px}button{font:inherit;cursor:pointer;border-radius:9px;font-weight:650;min-height:44px}button:focus-visible,a:focus-visible{outline:3px solid #86bca6;outline-offset:3px}button:disabled{opacity:.55;cursor:wait}.primary{width:100%;border:0;background:var(--accent);color:white;padding:14px 20px;margin-top:24px;display:flex;justify-content:center;gap:12px}.primary:hover{background:#105740}#message{margin:12px 0 0;color:var(--accent);font-size:14px;line-height:1.7}#message.error{color:#a92b28}.saved{margin-top:37px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:16px}h2{font-size:20px;margin:0}.quiet{border:0;background:transparent;color:var(--muted);font-size:14px;padding:8px}#list-status{color:var(--muted);font-size:14px}.link-card{padding:23px 26px;margin-bottom:14px;box-shadow:none}.link-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.link-title{font-size:17px;font-weight:700;margin:0}.edit{font-size:14px;padding:6px 12px;background:#f3f5f2;border:1px solid #d9e1d9;color:#45584b}.url-label{font-size:12px;color:var(--muted);margin:18px 0 7px}.url-row{display:flex;align-items:center;gap:12px;min-width:0}.short-url{font-size:20px;font-weight:700;color:var(--accent);text-decoration:none;overflow-wrap:anywhere;flex:1;min-width:0}.source-url{font-size:14px;line-height:1.6;color:#627069;text-decoration:none;overflow-wrap:anywhere;min-width:0;flex:1}.copy{border:1px solid #bdcfc2;color:var(--accent);background:#f4faf6;padding:8px 14px;white-space:nowrap;font-size:14px;flex-shrink:0}.copy:hover{background:#e5f1e9}#result{border-top:1px solid #dce3dc;padding-top:22px;margin-top:24px}#result .link-card{border:0;padding:0;margin:0}footer{font-size:12px;color:var(--muted);text-align:center;line-height:1.8;padding-top:34px}.edit-form{margin-top:20px;border-top:1px solid #e2e8e2;padding-top:20px}.edit-form .primary{margin-top:15px}.edit-message{font-size:14px;line-height:1.7;color:var(--accent)}@media(max-width:600px){main{padding:0 18px 28px}header{gap:10px;padding:20px 0}.brand{font-size:18px}.brand-mark{width:31px;height:31px}.owner{font-size:12px}.signout{font-size:12px}.intro{padding-top:31px}h1{font-size:30px}.card,.link-card{padding:20px;border-radius:14px}.optional{grid-template-columns:1fr;gap:18px}.section-title{align-items:flex-start}h2{font-size:18px}.quiet{font-size:12px;padding:7px}.url-row{gap:8px}.short-url{font-size:18px}.copy{padding:8px 10px}.saved{margin-top:30px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s ease}}
[hidden]{display:none!important}.login-card{max-width:620px}.login-card .primary{margin-top:0;text-decoration:none;border-radius:9px;font-weight:650;min-height:48px}.login-card .primary[aria-disabled=true]{opacity:.55;cursor:wait}.login-card p,.login-card details{line-height:1.8;color:var(--muted);font-size:14px}.login-card details{margin-top:24px}.login-card summary{cursor:pointer;color:var(--accent)}#auth-recovery{margin-bottom:20px}#auth-recovery p{line-height:1.7}#auth-recovery a{color:var(--accent)}

.clipboard-proxy{position:fixed;top:0;left:0;width:1px;height:1px;min-height:0;padding:0;border:0;opacity:0;font-size:16px;pointer-events:none}.copy-manual{margin-top:12px}.copy-manual-input{font-size:14px;color:var(--accent)}