:root{color-scheme:light;--bg:#f3f6ef;--panel:#ffffff;--line:#d7dfd0;--text:#1c2818;--subtle:#61725c;--brand:#2f6b3f;--brand-dark:#214c2c;--danger:#c73333;--warning:#a66a00;--success:#1d7a49}*{box-sizing:border-box}body,html{margin:0;padding:0;background:radial-gradient(circle at top right,rgba(132,181,127,.2),transparent 35%),linear-gradient(180deg,#f8fbf5 0,var(--bg) 100%);color:var(--text);font-family:Hiragino Sans,Noto Sans JP,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.app-shell,.auth-page,body{min-height:100vh}.auth-page{display:grid;place-items:center;padding:24px 16px 40px}.auth-card,.calendar-day,.card,.panel,.sheet{background:rgba(255,255,255,.94);border:1px solid rgba(215,223,208,.9);box-shadow:0 10px 28px rgba(23,38,23,.07)}.auth-card{width:min(100%,420px);border-radius:24px;padding:24px}.login-header{text-align:center}.login-title{margin:0 0 12px;display:grid;grid-gap:2px;gap:2px;justify-items:center;font-size:clamp(1.7rem,4vw,2.1rem);line-height:1.2}.eyebrow{margin:0 0 6px;color:var(--brand);font-size:.84rem;font-weight:700}.subtitle{margin:6px 0 0;color:var(--subtle);font-size:.94rem}.form-card,.panel{border-radius:20px;padding:16px}.form-card{display:grid;grid-gap:12px;gap:12px}label{display:grid;grid-gap:8px;gap:8px;font-weight:600}input,select{width:100%;border:1px solid var(--line);border-radius:14px;min-height:48px;background:#fff;padding:0 14px}.ghost-button,.primary-button,.secondary-button{display:inline-flex;justify-content:center;align-items:center;min-height:48px;border-radius:14px;border:0;cursor:pointer;padding:0 16px;font-weight:700}.primary-button{background:var(--brand);color:#fff}.secondary-button{background:#edf5ed;color:var(--brand-dark)}.ghost-button{background:transparent;border:1px solid var(--line);color:var(--text)}.message{margin:0;padding:10px 12px;border-radius:12px;font-size:.92rem}.message.error{background:#fff0f0;color:var(--danger)}.message.warning{background:#fff7e7;color:var(--warning)}.message.success{background:#edf9f1;color:var(--success)}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;display:flex;gap:12px;justify-content:space-between;align-items:flex-start;padding:16px;background:rgba(243,246,239,.94);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(215,223,208,.8)}.page-container{display:grid;grid-gap:16px;gap:16px;padding:16px 16px 90px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,1fr);grid-gap:8px;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid rgba(215,223,208,.95)}.bottom-nav a{display:grid;place-items:center;min-height:48px;border-radius:14px;color:var(--subtle);font-weight:700}.bottom-nav a:focus-visible,.bottom-nav a:hover{background:#edf5ed;color:var(--brand-dark)}.admin-grid,.month-header,.summary-grid{display:grid;grid-gap:12px;gap:12px}.month-actions{display:flex;gap:10px}.item-switcher{padding-top:12px;padding-bottom:12px}.theme-boat{--calendar-accent:rgb(245,241,89);--calendar-accent-soft:rgb(249,246,146);--calendar-accent-panel:rgb(253,251,186);--calendar-accent-cell:rgb(255,253,216);--calendar-accent-border:rgb(219,214,86);--calendar-accent-empty:rgba(245,241,89,0.45);--calendar-text-soft:rgb(109,104,18)}.theme-engine{--calendar-accent:#5f6872;--calendar-accent-soft:#e4e7eb;--calendar-accent-panel:#f2f4f7;--calendar-accent-cell:#fafbfc;--calendar-accent-border:#c8cfd6;--calendar-accent-empty:rgba(231,235,240,0.75);--calendar-text-soft:#4d5560}.item-switcher.theme-boat,.item-switcher.theme-engine{background:var(--calendar-accent-panel);border-color:var(--calendar-accent-border)}.item-toggle-group{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:10px;gap:10px}.item-toggle{min-height:48px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.7);color:var(--subtle);font-weight:700;cursor:pointer}.theme-boat .item-toggle,.theme-engine .item-toggle{border-color:var(--calendar-accent-border)}.theme-boat .item-toggle.active,.theme-engine .item-toggle.active{background:var(--calendar-accent);border-color:var(--calendar-accent);color:#fff}.theme-boat .item-toggle.active{color:rgb(84,79,10)}.calendar-board{display:grid;grid-gap:10px;gap:10px;padding:14px;border-radius:22px}.calendar-board.theme-boat,.calendar-board.theme-engine{background:linear-gradient(180deg,rgba(255,255,255,.52) 0,rgba(255,255,255,.12) 100%),var(--calendar-accent-panel);border:1px solid var(--calendar-accent-border)}.calendar-week,.calendar-weekdays{display:grid;grid-template-columns:repeat(7,minmax(132px,1fr));grid-gap:8px;gap:8px}.calendar-weeks{display:grid;grid-gap:8px;gap:8px;overflow-x:auto;padding-bottom:4px}.calendar-weekdays{overflow-x:auto;padding-bottom:2px}.calendar-weekday{min-width:132px;text-align:center;color:var(--calendar-text-soft,var(--subtle));font-weight:700;padding:6px 0}.calendar-day{text-align:left;border-radius:18px;padding:12px;min-width:132px;min-height:168px;background:var(--calendar-accent-cell);border:1px solid var(--calendar-accent-border);box-shadow:0 8px 20px rgba(23,38,23,.05)}.calendar-day.holiday-cell{background:#fff2f2;border-color:#efc5c5}.calendar-day.empty-slot{background:var(--calendar-accent-empty);border-style:dashed;box-shadow:none}.calendar-day-head{display:flex;align-items:baseline;gap:10px}.calendar-day-head strong{font-size:1.35rem}.status-pill{display:inline-flex;margin:10px 0;padding:6px 10px;border-radius:999px;font-size:.82rem;font-weight:700}.status-pill.empty{background:#f1f4ef;color:var(--subtle)}.status-pill.partial{background:#fff7e7;color:var(--warning)}.status-pill.full{background:#edf9f1;color:var(--success)}.mini-summary{display:grid;grid-gap:6px;gap:6px;color:var(--subtle);font-size:.87rem}.role-summary{display:grid;grid-gap:8px;gap:8px}.role-summary-row{display:grid}.role-summary-value{font-size:.9rem;font-weight:600;line-height:1.35}.role-summary-value.muted{color:var(--subtle);font-weight:500}.sheet-backdrop{position:fixed;inset:0;z-index:40;background:rgba(17,24,16,.42);display:flex;justify-content:center;align-items:flex-end;padding:16px 16px 90px}.sheet{width:min(100%,720px);max-height:min(82vh,760px);overflow:auto;border-radius:24px 24px 18px 18px;padding:18px}.sheet-header{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:12px}.item-card{margin-top:14px;padding:14px;border-radius:18px;background:#f9fbf8;border:1px solid var(--line)}.role-grid{display:grid;grid-gap:12px;gap:12px}.table-panel,.table-scroll{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:640px}td,th{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left}th{white-space:nowrap;color:var(--subtle)}.summary-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.summary-card{border-radius:18px;padding:16px}.download-actions{display:flex;gap:10px;margin-top:14px}@media (min-width:840px){.page-container{max-width:1080px;margin:0 auto;padding-left:24px;padding-right:24px}.admin-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}