:root{
  --bg:#f3f6f5; --paper:#fff; --ink:#1c2523; --ink2:#4b5754; --ink3:#7f8a87; --line:#d9e0dd; --line2:#eaf0ed;
  --accent:#23675f; --accent-ink:#fff; --accent-soft:#e2efec; --accent-line:#a9cdc6;
  --ok:#2f8a5b; --ok-soft:#e3f3ea; --warn:#c4901e; --warn-soft:#fbf3dc; --bad:#b83a3a; --bad-soft:#f9e4e4; --info:#4d7fb8;
  --r:12px; --nav:64px;
  font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","BIZ UDPGothic","Yu Gothic",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{font-size:16px}
body{margin:0;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;padding-bottom:calc(var(--nav) + env(safe-area-inset-bottom))}
body.staff{padding-bottom:24px}
a{color:var(--accent)}
h1{font-size:22px;margin:0 0 6px;line-height:1.35}
h2{font-size:18px;margin:26px 0 10px;line-height:1.4}
h3{font-size:16px;margin:18px 0 8px}
p{margin:0 0 12px}
.muted{color:var(--ink3);font-size:14px}
.small{font-size:14px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.wrap{max-width:640px;margin:0 auto;padding:16px 16px 24px}
.wrap.wide{max-width:1100px}
header.top{position:sticky;top:0;z-index:20;background:var(--paper);border-bottom:1px solid var(--line);padding:calc(10px + env(safe-area-inset-top)) 16px 10px;display:flex;align-items:center;justify-content:space-between;gap:10px}
header.top .brand{font-weight:700;font-size:17px;letter-spacing:.02em;color:var(--accent);text-decoration:none}
header.top .who{font-size:14px;color:var(--ink2)}
header.top .who a{margin-left:8px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin:12px 0}
.card.flat{border:none;background:var(--accent-soft)}
.card.warn{background:var(--warn-soft);border-color:#e5d7a6}
.card.bad{background:var(--bad-soft);border-color:#e6b9b9}
.card h2:first-child,.card h3:first-child{margin-top:0}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.between{justify-content:space-between}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
@media (max-width:420px){.grid3,.grid4{grid-template-columns:1fr 1fr}}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:48px;padding:10px 18px;border-radius:12px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-size:16px;font-weight:700;cursor:pointer;text-decoration:none;line-height:1.3}
.btn:disabled{opacity:.5;cursor:default}
.btn.sec{background:var(--paper);color:var(--accent)}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--ink2);font-weight:400}
.btn.bad{background:var(--bad);border-color:var(--bad)}
.btn.block{display:flex;width:100%}
.btn.sm{min-height:40px;padding:6px 12px;font-size:14px;border-radius:10px}
.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent-line);outline-offset:2px}
/* forms */
label.f{display:block;margin:12px 0 4px;font-size:14px;color:var(--ink2);font-weight:700}
input[type=text],input[type=number],input[type=password],input[type=date],input[type=time],select,textarea{width:100%;font:inherit;font-size:17px;padding:12px 14px;min-height:48px;border:1px solid var(--line);border-radius:12px;background:var(--paper);color:var(--ink)}
textarea{min-height:96px;resize:vertical}
input[type=number]{font-variant-numeric:tabular-nums}
.help{font-size:13px;color:var(--ink3);margin-top:4px}
.err{color:var(--bad);font-size:14px;margin:8px 0}
.okmsg{color:var(--ok);font-size:14px;margin:8px 0}
/* choice buttons (radio/checkbox as big chips) */
.choices{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0}
.choices label{display:inline-flex;align-items:center;min-height:48px;padding:8px 16px;border:1px solid var(--line);border-radius:999px;background:var(--paper);font-size:16px;cursor:pointer;user-select:none}
.choices input{position:absolute;opacity:0;width:0;height:0}
.choices label:has(input:checked){background:var(--accent);color:#fff;border-color:var(--accent);font-weight:700}
.choices.block label{width:100%;border-radius:12px}
.choices label:has(input:focus-visible){outline:3px solid var(--accent-line)}
/* 4本柱 toggles */
.pillars{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:10px 0}
.pillar{border:2px solid var(--line);border-radius:14px;padding:12px 10px;min-height:88px;background:var(--paper);cursor:pointer;display:flex;flex-direction:column;justify-content:center;gap:4px;user-select:none}
.pillar .k{font-size:12px;color:var(--ink3);letter-spacing:.06em}
.pillar .t{font-size:15px;font-weight:700;line-height:1.35}
.pillar .m{font-size:22px;font-weight:700;line-height:1;color:var(--ink3)}
.pillar.on{border-color:var(--ok);background:var(--ok-soft)}
.pillar.on .m{color:var(--ok)}
.pillar.off{border-color:var(--line)}
/* stat tiles */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
body.staff .stats{grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}
.stat{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.stat .k{font-size:12px;color:var(--ink3)}
.stat .v{font-size:24px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums}
.stat .s{font-size:12px;color:var(--ink2)}
/* pills */
.pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap}
.pill.ok{background:var(--ok-soft);color:var(--ok)}.pill.warn{background:var(--warn-soft);color:#8a6410}.pill.bad{background:var(--bad-soft);color:var(--bad)}.pill.info{background:#e6eef7;color:var(--info)}.pill.gray{background:var(--line2);color:var(--ink2)}
.band-under{background:var(--info)}.band-normal{background:var(--ok)}.band-ob1{background:var(--warn)}.band-ob2{background:#d06a2a}.band-ob3,.band-ob4{background:var(--bad)}
.pill.band{color:#fff}
/* bottom nav */
nav.bottom{position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--paper);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);height:calc(var(--nav) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom)}
nav.bottom a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-decoration:none;color:var(--ink3);font-size:12px;font-weight:700;position:relative}
nav.bottom a svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
nav.bottom a.on{color:var(--accent)}
nav.bottom a .dot{position:absolute;top:8px;right:calc(50% - 20px);width:9px;height:9px;border-radius:50%;background:var(--bad)}
/* chat */
.chat{display:flex;flex-direction:column;gap:10px;padding:4px 0 12px}
.msg{max-width:88%;padding:12px 14px;border-radius:16px 16px 16px 4px;background:var(--paper);border:1px solid var(--line);white-space:pre-wrap;line-height:1.7;font-size:16px}
.msg.me{align-self:flex-end;border-radius:16px 16px 4px 16px;background:var(--accent-soft);border-color:var(--accent-line)}
.msg.sys{align-self:center;background:transparent;border:none;color:var(--ink3);font-size:13px;text-align:center}
.composer{position:sticky;bottom:calc(var(--nav) + env(safe-area-inset-bottom));background:var(--bg);padding:8px 0 4px}
.composer .row{align-items:stretch;flex-wrap:nowrap}
.composer textarea{min-height:48px;max-height:140px;flex:1}
/* meal cards */
.meals{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.meal{border:1px solid var(--line);border-radius:12px;background:var(--paper);overflow:hidden;min-height:110px;display:flex;flex-direction:column}
.meal .ph{aspect-ratio:1;background:var(--line2);object-fit:cover;width:100%;display:block}
.meal .cap{padding:6px 8px;font-size:12px;line-height:1.4}
.meal .cap b{display:block;font-size:13px}
.meal.add{align-items:center;justify-content:center;border-style:dashed;color:var(--accent);font-weight:700;cursor:pointer;font-size:14px}
.photo-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px}
/* progress bar */
.prog{height:8px;border-radius:99px;background:var(--line2);overflow:hidden;margin:8px 0 16px}
.prog i{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width .2s}
/* tables (staff) */
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{padding:10px 8px;border-bottom:1px solid var(--line2);text-align:left;vertical-align:top}
th{font-size:12px;color:var(--ink3);letter-spacing:.04em;white-space:nowrap}
.tbl{overflow-x:auto}
/* list rows (mobile) */
.list{display:flex;flex-direction:column;gap:8px}
.item{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;justify-content:space-between;align-items:center;gap:10px;text-decoration:none;color:inherit;min-height:56px}
.item .t{font-weight:700}
.item .s{font-size:13px;color:var(--ink3)}
.item.stop{border-left:4px solid var(--bad)}
.item.warn{border-left:4px solid var(--warn)}
.item .chev{color:var(--ink3);font-size:20px}
/* tabs */
.tabs{display:flex;gap:6px;overflow-x:auto;padding:4px 0;margin:8px 0 4px;-webkit-overflow-scrolling:touch}
.tabs button{flex:0 0 auto;min-height:44px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--paper);font:inherit;font-size:15px;color:var(--ink2);cursor:pointer}
.tabs button.on{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:700}
/* toast */
.toast{position:fixed;left:50%;bottom:calc(var(--nav) + 16px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-size:14px;z-index:99;opacity:0;transition:opacity .2s;pointer-events:none;max-width:90vw}
.toast.show{opacity:1}
body.staff .toast{bottom:24px}
/* chart */
.chart{width:100%;height:auto;display:block}
.pre{white-space:pre-wrap;line-height:1.75}
.hidden{display:none!important}
.fab{position:fixed;right:16px;bottom:calc(var(--nav) + 16px + env(safe-area-inset-bottom));z-index:25;width:60px;height:60px;border-radius:50%;background:var(--accent);color:#fff;border:none;box-shadow:0 6px 18px rgba(35,103,95,.35);font-size:28px;display:flex;align-items:center;justify-content:center;cursor:pointer}
/* staff layout */
.sidebar-layout{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:900px){.sidebar-layout{grid-template-columns:340px 1fr;align-items:start}.sidebar-layout>.side{position:sticky;top:70px}}
details summary{cursor:pointer;font-weight:700;min-height:44px;display:flex;align-items:center}
.login-wrap{max-width:400px;margin:8vh auto;padding:0 16px}
.logo{font-size:28px;font-weight:700;color:var(--accent);letter-spacing:.02em;margin-bottom:4px}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* v2: 予定・配信・ファスティング・写真比較 */
.pill.ev-visit{background:#e6eef7;color:var(--info)}.pill.ev-period{background:#fbe6ee;color:#b23a6a}.pill.ev-fasting{background:var(--warn-soft);color:#8a6410}.pill.ev-other{background:var(--line2);color:var(--ink2)}
.ftl{display:grid;grid-template-columns:repeat(8,1fr);gap:3px;margin:8px 0}
.fp{border-radius:8px;padding:6px 2px;text-align:center;font-size:11px;line-height:1.3;border:2px solid transparent;background:var(--line2);color:var(--ink2)}
.fp.p{background:#eef4f0}.fp.f{background:var(--warn-soft)}.fp.r{background:var(--ok-soft)}.fp.a{background:var(--accent-soft)}
.fp.now{border-color:var(--accent);font-weight:700;color:var(--accent)}.fp.past{opacity:.55}
.fp .d{font-variant-numeric:tabular-nums}.fp .l{font-weight:700}
.deliv{border-left:4px solid var(--accent)}
.deliv.unread{background:var(--accent-soft)}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.cmp img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px;background:var(--line2);display:block}
.cmp .cap{font-size:12px;color:var(--ink2);text-align:center;margin-top:4px}
.bp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px}
.bp-grid .bp{position:relative}
.bp-grid img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px;background:var(--line2);display:block}
.bp-grid .cap{font-size:11px;color:var(--ink2);margin-top:2px;line-height:1.3}
.streak{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:var(--accent);font-weight:700}
.rm-month{border-left:4px solid var(--accent-line);padding-left:12px;margin:14px 0}
.rm-month.now{border-left-color:var(--accent)}
.rm-month h3{margin-top:0}
.tl{display:flex;flex-direction:column;gap:6px}
.tl .row-ev{display:flex;gap:10px;align-items:flex-start;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--paper)}
.tl .row-ev .dt{min-width:72px;font-variant-numeric:tabular-nums;font-weight:700;font-size:14px}
.tl .row-ev.past{opacity:.6}
.sc{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;margin:8px 0}
.sc .c{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:8px 4px;text-align:center}
.sc .c .k{font-size:11px;color:var(--ink3)}.sc .c .v{font-size:18px;font-weight:700}
.ai-box{background:#f7f9f8;border:1px dashed var(--accent-line);border-radius:12px;padding:12px 14px;margin:8px 0}
.ai-box h4{margin:8px 0 4px;font-size:14px;color:var(--accent)}
.ai-box ul{margin:0;padding-left:18px}
.risk-high{color:var(--bad);font-weight:700}.risk-mid{color:var(--warn);font-weight:700}.risk-low{color:var(--ok);font-weight:700}