:root{--ink:#173940;--muted:#6b8588;--teal:#126b68;--deep:#0b4a52;--line:#d9e5e3;--canvas:#f5f8f7;--orange:#d96c37;--danger:#b8453d}*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font-family:"Noto Sans JP","Hiragino Sans","Yu Gothic",Arial,sans-serif}header,main{width:min(1120px,calc(100% - 32px));margin:auto}header{height:78px;display:flex;align-items:center;justify-content:space-between}.brand{display:grid;grid-template-columns:31px auto;gap:0 9px;align-items:center;color:var(--ink);text-decoration:none}.brand span{grid-row:span 2;display:grid;place-items:center;width:31px;height:31px;border-radius:9px 9px 9px 2px;background:var(--teal);color:#fff;font-weight:900}.brand b{font-size:18px}.brand small{font-size:8px;letter-spacing:.12em;color:#7c9292}nav{display:flex;gap:4px;padding:3px;border:1px solid var(--line);border-radius:8px;background:#fff}nav a{padding:8px 12px;border-radius:5px;color:#567175;text-decoration:none;font-size:12px;font-weight:700}nav a.active{background:var(--teal);color:#fff}main{padding:12px 0 56px}.hero{margin-bottom:20px;padding:35px 39px;border-radius:14px;background:linear-gradient(118deg,#0b4d59,#16736d);color:#fff}.hero p{margin:0;color:#b9ded7;font-size:10px;font-weight:800;letter-spacing:.12em}.hero h1{margin:5px 0;font-size:clamp(40px,6.3vw,64px);line-height:1}.hero b{font-size:20px}.hero span{display:block;margin-top:12px;color:#cae1de;font-size:14px}.columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.card{border:1px solid #dfe9e7;border-radius:12px;background:#fff;box-shadow:0 8px 25px rgba(18,57,64,.05)}.pad{padding:24px}.access{width:min(450px,100%);margin:70px auto;padding:32px}.card h1,.card h2{margin:0;font-size:20px}.access>p:not(.eyebrow){color:var(--muted);font-size:13px;line-height:1.7}.eyebrow{margin:0 0 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var(--teal);border-radius:6px;background:var(--teal);color:#fff;font:inherit;font-weight:800;text-decoration:none;cursor:pointer}.outline{border-color:#baccce;background:#fff;color:#386166}.danger{border-color:var(--danger);background:var(--danger)}.selected-time{padding:9px 10px;border-radius:6px;background:#e3f1ed;color:#12615a;font:12px ui-monospace,SFMono-Regular,Menlo,monospace}.notice{margin:0 0 17px;padding:11px 13px;border:1px solid #bddbd5;border-radius:7px;background:#eaf6f2;color:#21655e;font-size:12px}.notice.error{border-color:#ecc2bd;background:#fff3f1;color:#98463e}.admin-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin:15px 0 24px}.admin-head h1{margin:0 0 6px;font-size:27px}.admin-head p:not(.eyebrow){margin:0;color:var(--muted);font-size:13px}.timeline{display:grid;gap:7px;max-height:440px;overflow:auto}.time{display:flex;align-items:center;justify-content:space-between;background:#fbfdfc;border-style:dashed;text-align:left;font-family:inherit;font-size:11px}.time.booked{border-style:solid;background:#e5f2ef}.duplicate{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end;margin-top:17px;padding-top:16px;border-top:1px solid #edf1f0}.duplicate label{display:grid;gap:7px;font-size:12px;font-weight:700}.check{display:flex!important;align-items:center;gap:8px!important}.check input{width:16px}.danger-form{margin-top:12px}.wide{margin-top:20px}.list{overflow:hidden;border:1px solid #e4edeb;border-radius:7px}.list article{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:14px}.list article+article{border-top:1px solid #e4edeb}.list b,.list strong,.list small{display:block}.list b{color:#1d555a;font-size:13px}.list small{margin-top:3px;color:#718589;font-size:11px}.lower{margin-top:20px}.backups{margin-top:18px}.backups form{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:9px 0;border-top:1px solid #e7edeb}.backups span{display:grid;gap:2px;font-size:11px}.backups small{color:#819294;font-size:10px}.backups button{padding:5px 7px;font-size:11px}.empty{padding:24px;color:#829496;text-align:center;font-size:12px}@media(max-width:740px){header,main{width:min(100% - 24px,1120px)}header{height:68px}.brand b{font-size:16px}nav a{padding:7px 8px;font-size:11px}.hero{padding:27px 22px}.columns{grid-template-columns:1fr}.calendar i,.day{min-height:52px}.slots{grid-template-columns:1fr}.duplicate{grid-template-columns:1fr}.admin-head{align-items:flex-end}.admin-head h1{font-size:23px}.list article{grid-template-columns:1fr}.backups form{align-items:flex-start;flex-direction:column}}