:root{color-scheme:light dark;--color-bg: #f4f5fa;--color-surface: #ffffff;--color-surface-alt: #eef0f6;--color-border: #e3e5ee;--color-text: #1a1c23;--color-text-muted: #6b7080;--color-primary: #4f46e5;--color-primary-hover: #4338ca;--color-primary-contrast: #ffffff;--color-danger: #dc2626;--color-danger-bg: #fef2f2;--color-success: #16a34a;--color-success-bg: #f0fdf4;--color-warning: #b45309;--color-warning-bg: #fffbeb;--color-raised: #ffffff;--nav-height: 60px;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 22px;--shadow-sm: 0 1px 3px rgba(20, 20, 40, .06), 0 1px 2px rgba(20, 20, 40, .04);--shadow-md: 0 4px 16px rgba(20, 20, 40, .08);--shadow-lg: 0 -8px 32px rgba(20, 20, 40, .18);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.5rem;--space-6: 2rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,Helvetica Neue,sans-serif;-webkit-tap-highlight-color:transparent}@media(prefers-color-scheme:dark){:root{--color-bg: #14161c;--color-surface: #1d2029;--color-surface-alt: #262a35;--color-border: #323744;--color-text: #eceef3;--color-text-muted: #9aa0b0;--color-primary: #818cf8;--color-primary-hover: #a5b4fc;--color-primary-contrast: #14162a;--color-danger: #f87171;--color-danger-bg: #3a1a1a;--color-success: #4ade80;--color-success-bg: #143a20;--color-warning: #fbbf24;--color-warning-bg: #3a2f14;--color-raised: #3a4050;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-lg: 0 -8px 32px rgba(0, 0, 0, .5)}}*{box-sizing:border-box}html,body{margin:0;background:var(--color-bg);color:var(--color-text);line-height:1.4}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}button,a,input,label{touch-action:manipulation}button{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}body{min-height:100dvh;overscroll-behavior-y:none}h1,h2,h3{margin:0;line-height:1.2}h1{font-size:1.4rem}.muted{color:var(--color-text-muted)}.centered{text-align:center;padding:var(--space-6) var(--space-4)}.error-text{color:var(--color-danger);min-height:1.4em;margin:var(--space-3) 0}button,.link-as-button{font:inherit;border:none;border-radius:var(--radius-md);padding:.75rem 1.1rem;min-height:44px;background:var(--color-surface-alt);color:var(--color-text);cursor:pointer;transition:background .15s,transform .05s;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2)}button:active:not(:disabled){transform:scale(.98)}button:disabled{opacity:.55;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px}.btn--primary{background:var(--color-primary);color:var(--color-primary-contrast);font-weight:600}.btn--primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn--danger{background:var(--color-danger);color:#fff;font-weight:600}.btn--ghost{background:transparent;color:var(--color-text-muted)}.btn--block{width:100%}.link-button{background:none;padding:0;min-height:0;color:var(--color-primary);text-decoration:underline;font-size:inherit}.icon-link{font-size:1.4rem;text-decoration:none;color:var(--color-text);min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center}.page{max-width:560px;margin:0 auto;padding:0 max(var(--space-4),env(safe-area-inset-left)) calc(var(--nav-height) + var(--space-6) * 2 + env(safe-area-inset-bottom)) max(var(--space-4),env(safe-area-inset-right))}.page-header{position:sticky;top:0;z-index:5;background:var(--color-bg);padding:calc(var(--space-3) + env(safe-area-inset-top)) 0 var(--space-3)}.page-header__top{display:flex;align-items:center;justify-content:space-between}.page-header__meta{margin:var(--space-2) 0 0;color:var(--color-text-muted);font-size:.9rem}.tabs{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:var(--space-1);margin-top:var(--space-3);padding:var(--space-1);background:var(--color-surface-alt);border-radius:var(--radius-md)}.tabs__tab{background:transparent;min-height:40px;padding:.5rem;font-weight:500;color:var(--color-text-muted)}.tabs__tab--active{background:var(--color-raised);color:var(--color-text);box-shadow:var(--shadow-sm)}.slot{margin-top:var(--space-5)}.slot__title{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);margin-bottom:var(--space-2)}.task-list{list-style:none;margin:0;padding:0;display:grid;gap:var(--space-2)}.task{width:100%;min-height:64px;justify-content:flex-start;text-align:left;gap:var(--space-3);background:var(--color-surface);box-shadow:var(--shadow-sm);padding:var(--space-3) var(--space-4)}.task--done{background:var(--color-success-bg)}.task__check{flex:none;width:28px;height:28px;border-radius:50%;border:2px solid var(--color-border);display:inline-flex;align-items:center;justify-content:center;font-weight:700}.task--done .task__check{background:var(--color-success);border-color:var(--color-success);color:#fff}.task__body{flex:1;display:flex;flex-direction:column;min-width:0}.task__name{font-weight:600}.task__meta{font-size:.85rem;color:var(--color-text-muted)}.avatar{flex:none;border-radius:50%;color:#fff;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.avatar--sm{width:28px;height:28px;font-size:.85rem}.avatar--md{width:40px;height:40px;font-size:1.1rem}.avatar--lg{width:56px;height:56px;font-size:1.6rem}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;background:#0a0a1473;display:flex;align-items:flex-end;justify-content:center;animation:fade-in .15s ease-out}.sheet{width:100%;max-width:560px;background:var(--color-surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:var(--shadow-lg);padding:var(--space-3) var(--space-4) calc(var(--space-5) + env(safe-area-inset-bottom));animation:slide-up .2s ease-out;outline:none}.sheet__handle{width:40px;height:4px;border-radius:2px;background:var(--color-border);margin:0 auto var(--space-3)}.sheet__title{font-size:1.2rem}.sheet__subtitle{color:var(--color-text-muted);margin:var(--space-1) 0 var(--space-4)}.sheet__actions{display:grid;gap:var(--space-2)}.member-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:var(--space-2)}.member-button{flex-direction:column;padding:var(--space-3) var(--space-2);background:var(--color-surface-alt);font-weight:500}@keyframes slide-up{0%{transform:translateY(100%)}}@keyframes fade-in{0%{opacity:0}}.toast{position:fixed;left:50%;bottom:calc(var(--nav-height) + var(--space-3) + env(safe-area-inset-bottom));transform:translate(-50%);width:max-content;z-index:30;max-width:calc(100% - 2 * var(--space-4));padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);box-shadow:var(--shadow-md);background:var(--color-text);color:var(--color-bg);font-weight:500;animation:fade-in .15s ease-out}.toast--error{background:var(--color-danger);color:#fff}.pin-screen{max-width:360px;margin:0 auto;padding:calc(var(--space-6) + env(safe-area-inset-top)) var(--space-4) calc(var(--nav-height) + var(--space-6) + env(safe-area-inset-bottom));text-align:center;display:flex;flex-direction:column;align-items:center}.pin-screen__brand{font-size:3rem}.pin-screen__hint{color:var(--color-text-muted)}.pin-screen .member-grid{width:100%;margin:var(--space-4) 0}.pin-pad{margin-top:var(--space-5);width:100%}.pin-pad__dots{display:flex;justify-content:center;gap:var(--space-3);margin-bottom:var(--space-5)}.pin-pad__dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--color-text-muted)}.pin-pad__dot--filled{background:var(--color-text);border-color:var(--color-text)}.pin-pad__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-3)}.pin-pad__grid button{font-size:1.5rem;min-height:64px;background:var(--color-surface);box-shadow:var(--shadow-sm)}.pin-pad__grid .pin-pad__backspace{background:transparent;box-shadow:none;color:var(--color-text-muted)}.settings-section{margin-top:var(--space-4)}.settings-list{list-style:none;padding:0;margin:var(--space-4) 0 0;display:grid;gap:var(--space-2)}.settings-card{background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.settings-card--inactive{opacity:.6}.settings-card__summary{width:100%;background:transparent;flex-direction:column;align-items:flex-start;text-align:left;padding:var(--space-3) var(--space-4)}.settings-card__summary--row{flex-direction:row;align-items:center;gap:var(--space-3)}.settings-card__title{font-weight:600;display:inline-flex;align-items:center;gap:var(--space-2)}.settings-card__meta{font-size:.85rem;color:var(--color-text-muted)}.badge{font-size:.7rem;font-weight:600;padding:.1rem .45rem;border-radius:999px;background:var(--color-surface-alt);color:var(--color-text-muted)}.form{display:grid;gap:var(--space-3);padding:var(--space-4);background:var(--color-surface);border-radius:var(--radius-md)}.form label:not(.chip):not(.checkbox){display:grid;gap:var(--space-1);font-size:.85rem;font-weight:500;color:var(--color-text-muted)}.form input:not([type=checkbox]){font:inherit;font-size:1rem;color:var(--color-text);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:.65rem .75rem;min-height:44px;width:100%}.form input[type=color]{padding:.2rem}.form fieldset{border:none;padding:0;margin:0}.form legend{font-size:.85rem;font-weight:500;color:var(--color-text-muted);margin-bottom:var(--space-2)}.form__actions{display:flex;gap:var(--space-2)}.form__preview{display:flex;justify-content:center}.checkbox{display:flex;align-items:center;gap:var(--space-2);font-size:.95rem}.checkbox input{width:22px;height:22px}.chip-group{display:flex;flex-wrap:wrap;gap:var(--space-2)}.chip input{position:absolute;opacity:0;pointer-events:none}.chip span{display:inline-flex;align-items:center;min-height:40px;padding:.4rem .85rem;border-radius:999px;border:1px solid var(--color-border);background:var(--color-bg);cursor:pointer}.chip input:checked+span{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-primary-contrast)}.chip input:focus-visible+span{outline:3px solid var(--color-primary);outline-offset:2px}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:10;display:grid;grid-template-columns:repeat(3,1fr);height:calc(var(--nav-height) + env(safe-area-inset-bottom));padding:0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);background:var(--color-surface);border-top:1px solid var(--color-border)}@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){.bottom-nav{background:color-mix(in srgb,var(--color-surface) 94%,transparent);-webkit-backdrop-filter:saturate(180%) blur(16px);backdrop-filter:saturate(180%) blur(16px)}}.bottom-nav__item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:.7rem;font-weight:500;color:var(--color-text-muted);text-decoration:none;touch-action:manipulation}.bottom-nav__item--active{color:var(--color-primary)}.bottom-nav__icon{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.me-chip{min-height:40px;padding:.3rem .7rem .3rem .35rem;border-radius:999px;background:var(--color-surface);box-shadow:var(--shadow-sm);font-weight:600;font-size:.95rem;max-width:55%}.me-chip span:not(.avatar):not(.me-chip__caret){overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.me-chip--empty{padding-left:.9rem;background:var(--color-primary);color:var(--color-primary-contrast)}.me-chip__caret{font-size:.75rem;opacity:.7}.member-button--me{outline:3px solid var(--color-primary);outline-offset:-3px}.hint-card,.warning-card{width:100%;margin-top:var(--space-3);flex-direction:column;align-items:flex-start;text-align:left;gap:2px;padding:var(--space-3) var(--space-4);font-size:.9rem}.hint-card{background:color-mix(in srgb,var(--color-primary) 12%,var(--color-surface))}.warning-card{background:var(--color-warning-bg);color:var(--color-warning)}.overdue-pill{display:inline-block;margin-left:var(--space-2);padding:0 .5rem;border-radius:999px;background:var(--color-danger-bg);color:var(--color-danger);font-weight:600;font-size:.8rem}.slot__due{text-transform:none;letter-spacing:0;font-weight:500}.task-row{display:flex;gap:var(--space-2)}.task-row .task{flex:1;min-width:0}.task-other{flex:none;width:56px;padding:0;background:var(--color-surface);box-shadow:var(--shadow-sm);color:var(--color-text-muted)}.task-other svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.task--overdue{box-shadow:inset 4px 0 0 var(--color-danger),var(--shadow-sm)}.task--overdue .task__check{border-color:var(--color-danger)}.task__overdue{color:var(--color-danger);font-weight:600}.stats-section{margin-top:var(--space-5)}.ranking{list-style:none;margin:0;padding:0;display:grid;gap:var(--space-2)}.ranking__row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.ranking__rank{width:2rem;text-align:center;font-size:1.3rem;font-weight:700;color:var(--color-text-muted)}.ranking__body{flex:1;min-width:0;display:grid;gap:4px}.ranking__name{font-weight:600}.ranking__bar{height:6px;border-radius:3px;background:var(--color-surface-alt);overflow:hidden}.ranking__bar-fill{display:block;height:100%;border-radius:3px}.ranking__meta{font-size:.8rem;color:var(--color-text-muted)}.ranking__points{font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums}.history-day{background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);margin-bottom:var(--space-2)}.history-day summary{display:flex;justify-content:space-between;align-items:center;min-height:52px;padding:var(--space-3) var(--space-4);font-weight:600;cursor:pointer;list-style:none}.history-day summary::-webkit-details-marker{display:none}.history-day__points{color:var(--color-text-muted);font-weight:500;font-size:.9rem}.history-list{list-style:none;margin:0;padding:0 var(--space-4) var(--space-3);display:grid;gap:var(--space-2)}.history-entry{display:flex;align-items:center;gap:var(--space-3)}.history-entry__body{flex:1;min-width:0;display:flex;flex-direction:column}.history-entry__task{font-size:.95rem}.history-entry__meta{font-size:.8rem;color:var(--color-text-muted)}.history-entry__points{font-weight:600;color:var(--color-success);font-variant-numeric:tabular-nums}