@import url("https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@300;500;600&family=Noto+Sans+JP:wght@400;500;700&display=swap");

:root{--ink:#0d0d0d;--paper:#fff;--mute:#8c8c8c;--line:#e2e2e2;--soft:#f5f5f5;color-scheme:light}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.75 "Noto Sans JP","Hiragino Kaku Gothic ProN","Hiragino Sans",sans-serif;letter-spacing:.06em;padding-bottom:calc(132px + env(safe-area-inset-bottom))}
.serif{font-family:"Cormorant Garamond","Noto Serif JP","Hiragino Mincho ProN","Yu Mincho",serif;font-variant-numeric:lining-nums;font-feature-settings:"lnum" 1}
button{font-family:inherit;letter-spacing:inherit;cursor:pointer}
.hidden{display:none!important}

/* hero / tabs */
.hero{background:var(--ink);color:#fff;padding:46px 24px 38px;text-align:center}
.eyebrow{margin:0 0 12px;font-size:10px;letter-spacing:.46em;color:#9a9a9a}
.hero h1{margin:0;font-weight:500;font-size:29px;letter-spacing:.1em;line-height:1.35}
.hero h1 small{display:block;margin-top:10px;font:400 12px "Noto Sans JP",sans-serif;letter-spacing:.42em;color:#c4c4c4}
.hero h1::after{content:"";display:block;width:28px;height:1px;background:#fff;margin:20px auto 0;opacity:.55}
.tabs{display:flex;position:sticky;top:0;z-index:5;background:var(--paper);border-bottom:1px solid var(--ink)}
.tabs button{flex:1;padding:14px 0 11px;border:0;background:none;color:#a8a8a8;font-family:"Cormorant Garamond",serif;font-weight:600;font-size:15px;letter-spacing:.24em;line-height:1.3}
.tabs button small{display:block;font:400 10px "Noto Sans JP",sans-serif;letter-spacing:.14em;margin-top:2px}
.tabs button.on{color:var(--ink);box-shadow:inset 0 -3px 0 var(--ink)}
main{max-width:560px;margin:0 auto;padding:0 24px}

/* section heading */
.sec{display:flex;gap:16px;align-items:baseline;margin:44px 0 16px}
.sec .num{font-size:38px;line-height:1;font-weight:300}
.sec h2{margin:0;font-size:15px;letter-spacing:.32em;font-weight:600}
.sec p{margin:2px 0 0;font-size:11px;color:var(--mute);letter-spacing:.08em}

/* menus */
.menus{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.menu{display:flex;align-items:center;gap:16px;padding:19px 6px;border-bottom:1px solid var(--line);cursor:pointer;transition:background .15s}
.menu .chk{width:22px;height:22px;border:1px solid var(--ink);border-radius:50%;position:relative;flex:none;transition:background .15s}
.menu.on{background:var(--soft)}
.menu.on .chk{background:var(--ink)}
.menu.on .chk::after{content:"";position:absolute;left:7px;top:3px;width:5px;height:10px;border:solid #fff;border-width:0 1.5px 1.5px 0;transform:rotate(45deg)}
.menu .mn{flex:1}
.menu b{display:block;font-weight:500;font-size:16px;line-height:1.4}
.menu em{font-style:normal;font-size:13px;color:var(--mute);letter-spacing:.28em}
.menu .mt{font-size:13px;white-space:nowrap;text-align:right;line-height:1.5}
.menu .mt b{display:block;font-weight:500;font-size:15px}
.total{display:flex;justify-content:space-between;padding:14px 6px 0;font-size:13px}
.total b{font-weight:600}

/* steps */
.steps{display:flex;margin:10px 0 0;padding:0;list-style:none;border-bottom:1px solid var(--line)}
.steps li{flex:1;text-align:center;padding:12px 0 10px;font:600 11px "Cormorant Garamond",serif;letter-spacing:.22em;color:#b8b8b8;border-bottom:2px solid transparent;margin-bottom:-1px}
.steps li b{display:block;font-size:19px;font-weight:500;line-height:1.1;font-feature-settings:"lnum" 1}
.steps li.on{color:var(--ink);border-color:var(--ink)}
.back{margin:22px 0 0}
.chosen{margin-top:14px;padding:12px 14px;background:var(--soft);font-size:13px;display:flex;justify-content:space-between;gap:12px}

/* month calendar */
.calnav{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--ink);padding:10px 0}
.calnav b{font-family:"Cormorant Garamond",serif;font-size:24px;font-weight:500;letter-spacing:.2em;font-feature-settings:"lnum" 1}
.calnav button{width:44px;height:40px;border:1px solid var(--line);background:var(--paper);color:var(--ink);font-size:16px}
.calnav button:disabled{color:#d0d0d0;border-color:#efefef;cursor:default}
.cal{display:grid;grid-template-columns:repeat(7,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.cal .wh,.cal .blank,.cal .cd{border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.cal .wh{padding:8px 0;text-align:center;font:600 10px "Cormorant Garamond",serif;letter-spacing:.14em;color:var(--mute);background:var(--soft)}
.cal .cd{background:var(--paper);color:var(--ink);padding:8px 0 7px;min-height:60px;text-align:center}
.cal .cd .dn{display:block;font-family:"Cormorant Garamond",serif;font-size:21px;font-weight:500;line-height:1.2;font-feature-settings:"lnum" 1}
.cal .cd .mk{display:block;font-size:12px;line-height:1.35}
.cal .cd.today .dn::after{content:"";display:block;width:4px;height:4px;border-radius:50%;background:currentColor;margin:1px auto -5px}
.cal .cd.sel{background:var(--ink);color:#fff}
.cal .cd.full{color:#b9b9b9}
.cal .cd.closed{color:#b9b9b9;background:var(--soft)}
.cal .cd.out{color:#dcdcdc}
.cal .cd:disabled{cursor:default}
.legend{margin:10px 0 0;font-size:11px;color:var(--mute)}

/* time grid */
.slots{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--line)}
.slot{border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:15px 0 13px;background:var(--paper);color:var(--ink);font-family:"Cormorant Garamond",serif;font-size:19px;font-weight:600;letter-spacing:.08em;font-feature-settings:"lnum" 1}
.slot.sel{background:var(--ink);color:#fff}
.slot:disabled{color:#c9c9c9;text-decoration:line-through;font-weight:500;cursor:default}
.note{color:var(--mute);font-size:12px;margin:12px 0 0}

/* buttons */
.btn{display:block;width:100%;padding:16px;border:1px solid var(--ink);background:var(--ink);color:#fff;font-weight:700;font-size:14px;letter-spacing:.24em;border-radius:0;text-align:center}
.btn:disabled{background:#ececec;border-color:#ececec;color:#a8a8a8;cursor:default}
.btn.line{background:var(--paper);color:var(--ink)}
.btn.sm{display:inline-block;width:auto;padding:10px 16px;font-size:12px;letter-spacing:.16em;font-weight:500}

/* bottom bar */
.bar{position:fixed;left:0;right:0;bottom:0;z-index:8;background:var(--paper);border-top:1px solid var(--ink);padding:12px 24px calc(14px + env(safe-area-inset-bottom))}
.bar-in{max-width:512px;margin:0 auto}
.bar-sum{min-height:20px;margin-bottom:8px;font-size:12px;display:flex;justify-content:space-between;gap:12px}

/* sheets */
.overlay{position:fixed;inset:0;z-index:30;background:rgba(0,0,0,.55);display:flex;align-items:flex-end;justify-content:center;opacity:0;transition:opacity .2s}
.overlay.on{opacity:1}
.sheet{width:100%;max-width:560px;max-height:92vh;overflow:auto;background:var(--paper);border-top:3px solid var(--ink);padding:30px 24px calc(24px + env(safe-area-inset-bottom));transform:translateY(24px);transition:transform .2s}
.overlay.on .sheet{transform:none}
.sheet-title{margin:0 0 4px;font-family:"Cormorant Garamond","Noto Serif JP",serif;font-weight:600;font-size:22px;letter-spacing:.14em}
.sheet-sub{margin:0 0 20px;font-size:12px;color:var(--mute)}
.sheet-body{margin:12px 0 22px;font-size:14px;white-space:pre-line;line-height:1.8}
.sheet-actions{display:flex;gap:10px;margin-top:22px}
.sheet-actions .btn{flex:1;padding:15px 8px}
.kv{margin:0}
.kv div{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.kv dt{flex:0 0 84px;color:var(--mute);font-size:12px;padding-top:1px}
.kv dd{margin:0;flex:1}
.kv dd small{color:var(--mute)}
.link{background:none;border:0;padding:0;color:var(--ink);text-decoration:underline;font-size:12px}
.rules{margin:18px 0 0;padding:14px 16px;background:var(--soft);font-size:12px;line-height:1.8}
.rules p{margin:0}

/* forms */
.field{margin:0 0 24px}
.field label{display:block;font-size:11px;letter-spacing:.2em;color:var(--mute);margin-bottom:2px}
.field label i{font-style:normal;color:var(--ink);font-size:10px;border:1px solid var(--ink);padding:0 6px;margin-left:8px;letter-spacing:.1em}
.field input{width:100%;border:0;border-bottom:1px solid var(--ink);border-radius:0;padding:10px 0;font:400 16px "Noto Sans JP",sans-serif;letter-spacing:.06em;background:transparent;color:var(--ink);outline:0;-webkit-appearance:none;appearance:none}
.field input:focus{border-bottom-width:2px;padding-bottom:9px}
.field small{display:block;color:var(--mute);font-size:11px;margin-top:4px}
.form-err{color:var(--ink);font-size:12px;margin:-8px 0 16px;border-left:3px solid var(--ink);padding-left:10px}

/* banner / booking cards */
.banner{display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--ink);color:#fff;padding:12px 16px;margin-top:24px;font-size:12px}
.banner button{background:none;border:1px solid #fff;color:#fff;padding:6px 12px;font-size:11px;white-space:nowrap}
.bk{border:1px solid var(--ink);padding:22px 20px;margin:0 0 18px}
.bk-date{font-size:30px;font-weight:500;line-height:1.1;letter-spacing:.08em}
.bk-date small{font-size:13px;letter-spacing:.3em;color:var(--mute);margin-left:8px}
.bk-time{margin-top:6px;font-weight:700;letter-spacing:.14em}
.bk-menu{margin:4px 0 0;color:#444;font-size:13px}
.bk-acts{display:flex;gap:10px;margin-top:18px}
.bk-acts .btn{flex:1;padding:13px 6px;font-size:12px;letter-spacing:.14em}
.notice{margin-top:16px;padding:14px 16px;background:var(--soft);border-left:3px solid var(--ink);font-size:12px;line-height:1.8}
.notice p{margin:0 0 10px}
.empty{padding:48px 0;text-align:center;color:var(--mute);font-size:13px}
.profile-box{margin-top:34px;border-top:1px solid var(--ink);padding-top:6px}

/* done */
.done{text-align:center;padding:56px 0 20px}
.done .mark{width:64px;height:64px;border-radius:50%;background:var(--ink);color:#fff;font-size:28px;line-height:64px;margin:0 auto 22px}
.done h2{margin:0 0 24px;font-weight:500;font-size:26px;letter-spacing:.2em}
.done .kv{text-align:left;margin-bottom:24px;border-top:1px solid var(--ink)}

/* toast */
.toast{position:fixed;left:50%;top:78px;transform:translateX(-50%);width:max-content;z-index:50;background:var(--ink);color:#fff;padding:12px 20px;font-size:13px;max-width:88%;box-shadow:0 6px 24px rgba(0,0,0,.25)}
.toast.err{background:var(--paper);color:var(--ink);border:1px solid var(--ink)}

/* admin extras */
.dayhead{margin:34px 0 0;padding-bottom:8px;border-bottom:1px solid var(--ink);font-size:22px;font-weight:500;letter-spacing:.1em}
.ritem{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 2px;border-bottom:1px solid var(--line);cursor:pointer}
.ritem .t{font-family:"Cormorant Garamond",serif;font-size:22px;font-weight:600;min-width:70px;line-height:1.2;font-feature-settings:"lnum" 1}
.ritem .w{flex:1;line-height:1.5}
.ritem .w small{display:block;color:var(--mute);font-size:12px}
.ritem .go{color:var(--mute);font-size:12px;letter-spacing:.14em}
input[type=date].plain{width:100%;border:0;border-bottom:1px solid var(--ink);padding:10px 0;font:400 16px "Noto Sans JP",sans-serif;background:transparent;color:var(--ink);border-radius:0;outline:0;-webkit-appearance:none;appearance:none}
.bk-acts:empty{display:none}

/* admin: closed days */
.wk{display:grid;grid-template-columns:repeat(7,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--line)}
.wk button{padding:18px 0;border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper);color:var(--ink);font-weight:500;font-size:15px}
.wk button small{display:block;font-size:9px;letter-spacing:.1em;color:var(--mute);margin-top:2px}
.wk button.on{background:var(--ink);color:#fff}
.wk button.on small{color:#bbb}
.dates{list-style:none;margin:14px 0 0;padding:0;border-top:1px solid var(--ink)}
.dates li{display:flex;justify-content:space-between;align-items:center;padding:13px 4px;border-bottom:1px solid var(--line)}
.add-row{display:flex;gap:10px;align-items:flex-end}
.add-row .field{flex:1;margin:0}
.add-row .btn{width:auto;padding:12px 18px}
.summary{margin-top:26px;padding:14px 16px;background:var(--soft);font-size:13px;line-height:1.7}
.summary span{display:block;font-size:10px;letter-spacing:.2em;color:var(--mute)}
.summary b{font-weight:500}
.nth{display:grid;grid-template-columns:44px repeat(7,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--line)}
.nth .nh,.nth .nl,.nth button{border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:center}
.nth .nh{padding:8px 0;font-size:12px;background:var(--soft)}
.nth .nl{padding:14px 0;font-size:11px;background:var(--soft);display:flex;align-items:center;justify-content:center}
.nth button{min-height:48px;background:var(--paper);color:#fff;font-size:12px;font-weight:700}
.nth button.on{background:var(--ink)}
.cal .cd.sp{box-shadow:inset 0 -3px 0 var(--ink)}
.cal .cd.sp .mk{font-size:9px;letter-spacing:0;margin-top:3px;font-weight:700}
.cal .cd.locked{background:var(--soft);color:#6a6a6a}
.cal .cd.locked .mk{font-size:9px;letter-spacing:0;margin-top:3px;font-weight:700}
.cal .cd.locked.sel{background:var(--ink);color:#fff}
.lock-note{margin-top:18px;padding:12px 14px;background:var(--soft);border-left:3px solid var(--ink);font-size:12px;line-height:1.8}
.welcome{margin:18px 0 0;font-size:12px;color:var(--mute);text-align:right}
.menu .md{display:block;font-size:11px;color:var(--mute);letter-spacing:.06em;margin-top:2px}
.note-box{width:100%;min-height:104px;border:1px solid var(--ink);border-radius:0;padding:12px;font:400 16px/1.6 "Noto Sans JP",sans-serif;letter-spacing:.04em;background:transparent;color:var(--ink);outline:0;resize:vertical;-webkit-appearance:none;appearance:none}
.note-box:focus{box-shadow:inset 0 0 0 1px var(--ink)}
.count{display:block;text-align:right;font-size:11px;color:var(--mute);margin-top:4px}
.bk-note{margin:10px 0 0;padding:10px 12px;background:var(--soft);font-size:12px;white-space:pre-line;line-height:1.7}
.pre{white-space:pre-line}
.menu.off{opacity:.55;cursor:default}
.menu .mh{display:block;font-size:11px;color:#555;margin-top:3px;letter-spacing:.04em}
.tag{display:inline-block;margin-left:8px;border:1px solid var(--ink);padding:0 6px;font-size:10px;letter-spacing:.06em;font-weight:500;vertical-align:middle;line-height:1.6}
.cb{margin:14px 0 0;padding:14px 16px;border:1px solid var(--ink)}
.cb-title{margin:0 0 4px;font-size:11px;letter-spacing:.2em;color:var(--mute)}
.cb-row{display:flex;gap:10px;align-items:center;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.cb-row:last-of-type{border-bottom:0}
.cb-row input{width:20px;height:20px;accent-color:#0d0d0d}
.cb-row small{display:block;color:var(--mute);font-size:11px}
.sub-h{margin:28px 0 4px;padding-top:16px;border-top:1px solid var(--ink);font:600 12px "Noto Sans JP",sans-serif;letter-spacing:.2em}
.kid{border:1px solid var(--line);padding:14px 14px 6px;margin:0 0 14px}
.kid .field{margin-bottom:16px}
.kid-live{font-size:12px;margin:-6px 0 16px}
.ok-tag{border:1px solid var(--ink);padding:0 6px;font-size:11px;margin-left:6px}
.ng-tag{background:var(--soft);color:#555;padding:0 6px;font-size:11px;margin-left:6px}
.danger-link{background:none;border:0;padding:0;color:#555;text-decoration:underline;font-size:12px}
.chk-line{display:flex;align-items:center;gap:8px;font-size:13px;margin:0 0 12px;line-height:1.5}
.chk-line input{width:20px;height:20px;flex:none;accent-color:#0d0d0d}
.attach{margin:0 0 14px;padding:12px 14px;background:var(--soft)}
.who{margin:26px 0 0;padding:14px 16px;border:1px solid var(--ink)}
.who-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.pchip{border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:10px 14px;text-align:left;min-width:110px}
.pchip b{display:block;font-weight:500;font-size:14px}
.pchip small{display:block;color:var(--mute);font-size:11px}
.pchip.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pchip.on small{color:#c4c4c4}
.who-list{display:grid;gap:10px;margin-top:6px}
.who-opt{border:1px solid var(--ink);background:var(--paper);color:var(--ink);padding:16px;text-align:left}
.who-opt b{display:block;font-weight:600;font-size:16px}
.who-opt small{display:block;color:var(--mute);font-size:12px;margin-top:2px}
.excl{margin:0 0 14px;padding:10px 12px;background:var(--soft)}
.excl summary{cursor:pointer;font-size:13px}
.excl .ex-n{color:var(--mute);margin-left:6px;font-size:12px}