:root{--primary: #4554b8;--on-primary: #ffffff;--primary-container: #dfe0ff;--on-primary-container: #00105c;--secondary-container: #e1e0f9;--on-secondary-container: #191a2c;--surface: #fbf8ff;--surface-container: #f0eef7;--surface-container-high: #eae7f1;--surface-container-highest: #e4e1ec;--on-surface: #1b1b21;--on-surface-variant: #46464f;--outline: #777680;--outline-variant: #c8c5d0;--error: #ba1a1a;--on-error: #ffffff;--scrim: rgba(0, 0, 0, .4);--success: #2e7d32;--success-fg: #43a047;--warning: #ef6c00;--info: #1e88e5;--danger: #e53935;--xs: 4px;--sm: 8px;--md: 12px;--lg: 16px;--xl: 24px;--xxl: 32px;--radius-md: 8px;--radius-lg: 12px;--radius-card: 16px;--radius-pill: 20px;--shadow-1: 0 1px 2px rgba(0, 0, 0, .06);--shadow-card: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);--shadow-card-hover: 0 4px 10px rgba(16, 24, 40, .08), 0 8px 24px rgba(16, 24, 40, .1);color-scheme:light}:root[data-theme=dark]{--primary: #bcc2ff;--on-primary: #1b2678;--primary-container: #333e90;--on-primary-container: #dfe0ff;--secondary-container: #3e3e52;--on-secondary-container: #e1e0f9;--surface: #131318;--surface-container: #1f1f25;--surface-container-high: #2a2930;--surface-container-highest: #35343b;--on-surface: #e4e1e9;--on-surface-variant: #c8c5d0;--outline: #918f9a;--outline-variant: #46464f;--error: #ffb4ab;--on-error: #690005;--scrim: rgba(0, 0, 0, .6);--success: #81c784;--success-fg: #66bb6a;--warning: #ffb74d;--info: #64b5f6;--danger: #ef9a9a;--shadow-card: 0 1px 2px rgba(0, 0, 0, .35), 0 1px 3px rgba(0, 0, 0, .4);--shadow-card-hover: 0 4px 12px rgba(0, 0, 0, .45), 0 10px 28px rgba(0, 0, 0, .5);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Inter,Segoe UI,Roboto,system-ui,-apple-system,Helvetica Neue,Arial,sans-serif;background:var(--surface);color:var(--on-surface);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;line-height:1.4}h1,h2,h3,h4,p,figure{margin:0}a{color:var(--primary)}button{font:inherit;cursor:pointer}:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.spinner{animation-duration:.8s!important;animation-iteration-count:infinite!important}}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;left:var(--sm);top:-48px;z-index:100;background:var(--primary);color:var(--on-primary);padding:var(--sm) var(--md);border-radius:var(--radius-md);transition:top .15s ease}.skip-link:focus{top:var(--sm)}.app-shell{display:flex;flex-direction:column;min-height:100vh}.appbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:var(--sm);padding:0 var(--md);height:56px;background:var(--surface-container);border-bottom:1px solid var(--outline-variant)}.appbar__title{font-size:1.15rem;font-weight:700;letter-spacing:-.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:0 1 auto}@media(max-width:600px){.appbar{height:auto;min-height:56px;padding-top:6px;padding-bottom:6px}.appbar__title{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-clamp:2;font-size:1rem;line-height:1.2;text-align:left}}.appbar__spacer{flex:1 1 auto}.appbar__actions{display:flex;align-items:center;gap:var(--xs)}.shell-body{display:flex;flex:1;min-height:0}.rail{display:flex;flex-direction:column;gap:var(--xs);padding:var(--md) var(--sm);border-right:1px solid var(--outline-variant);min-width:176px;background:var(--surface)}.rail__item{display:flex;align-items:center;gap:var(--md);padding:10px 14px;border-radius:var(--radius-pill);border:none;background:transparent;color:var(--on-surface-variant);text-align:left;font-weight:600;text-decoration:none}.rail__item:hover{background:var(--surface-container-high)}.rail__item.active{background:var(--secondary-container);color:var(--on-secondary-container)}.bottomnav{position:sticky;bottom:0;z-index:20;display:flex;justify-content:space-around;background:color-mix(in srgb,var(--surface) 82%,transparent);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-top:1px solid var(--outline-variant);padding:6px 0 max(6px,env(safe-area-inset-bottom))}.bottomnav__item{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:2px;border:none;background:transparent;color:var(--on-surface-variant);font-size:.7rem;text-align:center;line-height:1.15;padding:4px 6px;flex:1;text-decoration:none}.bottomnav__item .icon{opacity:.6}.bottomnav__item.active .icon{opacity:1}.page{flex:1;min-height:0;overflow-y:auto}.page__inner{max-width:1280px;margin:0 auto;padding:var(--lg) 14px 32px}.page__inner--mobile{padding-bottom:96px}.page__inner--wide{max-width:none}.page__inner--wide .data-table{margin-inline:auto}.maxw{max-width:1000px;margin:0 auto}.card{background:var(--surface);border:1px solid var(--outline-variant);border-radius:var(--radius-card);margin:8px 0;box-shadow:var(--shadow-card);transition:box-shadow .16s ease,transform .16s ease,border-color .16s ease}.card__body{padding:var(--lg)}.section-card__head{display:flex;align-items:center;gap:10px;margin-bottom:var(--md)}.section-card__icon{display:inline-flex;padding:7px;border-radius:10px}.section-card__title{flex:1;font-size:1rem;font-weight:700}button.card--tappable{display:block;width:100%;text-align:left;border:1px solid var(--outline-variant);background:var(--surface);cursor:pointer}button.card--tappable:hover{background:var(--surface-container);box-shadow:var(--shadow-card-hover);transform:translateY(-1px);border-color:var(--outline)}button.card--tappable:active{transform:translateY(0);box-shadow:var(--shadow-card)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sm);border-radius:var(--radius-pill);border:1px solid transparent;padding:10px 18px;font-weight:600;background:transparent;color:var(--primary)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--filled{background:var(--primary);color:var(--on-primary)}.btn--filled:hover:not(:disabled){filter:brightness(1.05)}.btn--outlined{border-color:var(--outline);color:var(--primary)}.btn--outlined:hover:not(:disabled){background:var(--surface-container)}.btn--text{padding:8px 12px}.btn--text:hover:not(:disabled){background:var(--surface-container)}.btn--block{width:100%}.btn--danger{color:var(--error)}.iconbtn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:none;background:transparent;color:var(--on-surface-variant)}.iconbtn:hover:not(:disabled){background:var(--surface-container-high)}.iconbtn:disabled{opacity:.4;cursor:not-allowed}.field{display:flex;flex-direction:column;gap:var(--xs)}.field>label{font-size:.8rem;color:var(--on-surface-variant)}.input,.textarea,.select{width:100%;padding:11px 12px;border:1px solid var(--outline);border-radius:var(--radius-md);background:var(--surface);color:var(--on-surface)}.input:focus,.textarea:focus,.select:focus{outline:2px solid var(--primary);outline-offset:-1px;border-color:var(--primary)}.textarea{resize:vertical;min-height:64px}.segmented{display:inline-flex;border:1px solid var(--outline);border-radius:var(--radius-pill);overflow:hidden}.segmented__btn{display:inline-flex;align-items:center;gap:6px;border:none;background:transparent;color:var(--on-surface-variant);padding:7px 14px;font-size:.85rem;font-weight:600;border-right:1px solid var(--outline-variant)}.segmented__btn:last-child{border-right:none}.segmented__btn[aria-pressed=true]{background:var(--secondary-container);color:var(--on-secondary-container)}.chip{display:inline-flex;align-items:center;gap:6px;border-radius:var(--radius-pill);border:1px solid var(--outline);background:transparent;color:var(--on-surface-variant);padding:6px 12px;font-size:.8rem;font-weight:600;flex:0 0 auto;white-space:nowrap}.count-badge{display:inline-flex;align-items:center;padding:2px 9px;border-radius:var(--radius-pill);background:var(--secondary-container);color:var(--on-secondary-container);font-weight:700;font-size:.75rem}.gh-chips{display:flex;flex-wrap:wrap;gap:5px}.gh-chips.labeled{gap:8px}.gh-chip{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;font-weight:700;border:1.2px solid}.gh-chip--labeled{border-radius:var(--radius-pill);padding:5px 10px;gap:5px;font-size:.8rem;font-weight:500}.gh-chip-wrap{position:relative;display:inline-flex}.gh-chip--tip{cursor:pointer;font:inherit;background:none}.gh-tip{position:absolute;bottom:calc(100% + 6px);left:0;z-index:30;width:max-content;max-width:260px;padding:8px 10px;border-radius:10px;background:var(--surface, #fff);color:var(--on-surface, #1a1a1a);border:1px solid var(--outline, #ddd);box-shadow:0 6px 20px #0000002e;font-size:.78rem;font-weight:500;line-height:1.35;text-align:left;opacity:0;visibility:hidden;transform:translateY(4px);transition:opacity .12s ease,transform .12s ease,visibility .12s;pointer-events:none}.gh-tip__body{display:block;margin-top:3px;color:var(--on-surface-variant, #555);font-weight:400}.gh-chip-wrap:hover .gh-tip,.gh-chip--tip:focus-visible+.gh-tip,.principle-dot-wrap:hover .gh-tip,.principle-dot--btn:focus-visible+.gh-tip,.gh-tip--open{opacity:1;visibility:visible;transform:translateY(0)}.lesson-block{padding:12px 0}.lesson-block:first-child{padding-top:2px}.lesson-block:last-child{padding-bottom:2px}.principle-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.principle-dot{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;border:1.6px solid var(--cp-green, #2e7d32);background:transparent;color:var(--cp-green, #2e7d32);flex:0 0 auto}.principle-dot--filled{background:var(--cp-green, #2e7d32);color:#fff}.principle-dot--legend{width:13px;height:13px;border-width:1.4px;vertical-align:middle}.principle-dot--btn{cursor:pointer;padding:0;transition:transform .1s ease,box-shadow .1s ease}.principle-dot--btn:hover{transform:scale(1.12);box-shadow:0 0 0 3px #2e7d3229}.principle-dot-wrap{position:relative;display:inline-flex}.note-edit-surface{display:block;width:100%;text-align:left;background:transparent;border:1px dashed transparent;border-radius:10px;padding:8px;margin:-8px;cursor:text;color:inherit;font:inherit;transition:border-color .12s ease,background .12s ease}.note-edit-surface:hover{border-color:var(--outline);background:var(--surface-variant, rgba(0, 0, 0, .03))}.note-body{margin:0;line-height:1.45;word-break:break-word}.manual-member{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;padding:8px;border-radius:var(--radius-md)}.manual-member+.manual-member{border-top:1px solid var(--outline-variant)}.manual-member__main{flex:1;min-width:0}.manual-member__suggest{display:flex;align-items:center;gap:5px;margin-top:6px;padding:5px 8px;border-radius:8px;background:color-mix(in srgb,var(--primary) 10%,transparent);color:var(--primary)}.switch{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:0 0 auto;width:42px;height:24px;border-radius:999px;background:var(--outline, #c4c4c4);position:relative;cursor:pointer;transition:background .15s ease;margin:0}.switch:after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 2px #0000004d;transition:transform .15s ease}.switch:checked{background:var(--primary, #7c5cff)}.switch:checked:after{transform:translate(18px)}.switch:focus-visible{outline:2px solid var(--primary, #7c5cff);outline-offset:2px}.avatar{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:#c5cae9;color:#1a237e;font-weight:700;overflow:hidden;flex-shrink:0}.avatar img{width:100%;height:100%;object-fit:cover}.member-row{display:flex;align-items:flex-start;gap:10px;padding:8px;border:none;border-radius:var(--radius-md);background:transparent;width:100%;text-align:left;color:inherit;cursor:pointer;transition:background .14s ease}.member-row:hover{background:var(--surface-container)}.member-row+.member-row{border-top:1px solid var(--outline-variant)}.member-row__main{flex:1;min-width:0}.member-row__name{font-weight:600}.muted{color:var(--on-surface-variant)}.tiny{font-size:.75rem}.small{font-size:.8rem}.section-title{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--sm)}.section-title__left{display:flex;align-items:center;gap:var(--sm);min-width:0}.accent-bar{width:4px;height:22px;border-radius:2px;background:var(--primary);flex-shrink:0}.section-title h2{font-size:1.25rem;font-weight:700;letter-spacing:-.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.big-header{display:flex;align-items:flex-start;gap:10px}.big-header h2{font-size:1.25rem;font-weight:700;letter-spacing:-.2px}.cols{display:grid;gap:var(--md);align-items:start}.banner{display:flex;align-items:center;gap:var(--md);padding:10px var(--lg)}.banner--sync{background:var(--secondary-container);color:var(--on-secondary-container)}.banner--stale{background:color-mix(in srgb,var(--warning) 16%,var(--surface));color:var(--on-surface);justify-content:space-between}.spinner{width:18px;height:18px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite;display:inline-block}.spinner--lg{width:32px;height:32px;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:var(--surface-container-highest);border-radius:6px;position:relative;overflow:hidden}.skeleton:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;transform:translate(-100%);background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--on-surface) 8%,transparent),transparent);animation:shimmer 1.4s infinite}@keyframes shimmer{to{transform:translate(100%)}}.table-wrap{overflow-x:auto}.data-table{border-collapse:collapse;white-space:nowrap;font-size:.85rem}.data-table th{background:var(--primary);color:var(--on-primary);font-weight:700;padding:12px 10px;text-align:left;position:sticky;top:0}.data-table td{padding:6px 10px;border-bottom:1px solid var(--outline-variant)}.data-table tbody tr{cursor:pointer}.data-table tbody tr:hover{background:var(--surface-container)}.cell-pill{display:inline-block;padding:4px 8px;border-radius:6px;font-weight:500;color:#1b1b21}.th-btn{border:none;background:transparent;color:inherit;display:inline-flex;align-items:center;padding:2px;border-radius:4px}.scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--scrim);display:flex;align-items:center;justify-content:center;z-index:50;padding:var(--lg)}.scrim__backdrop{position:absolute;top:0;right:0;bottom:0;left:0;border:none;padding:0;margin:0;background:transparent;cursor:default}.dialog{position:relative;background:var(--surface-container-high);border-radius:var(--radius-card);max-width:460px;width:100%;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 8px 30px #0000004d}.dialog__title{padding:var(--xl) var(--xl) var(--sm);font-size:1.2rem;font-weight:700}.dialog__body{padding:0 var(--xl);overflow-y:auto}.dialog__actions{display:flex;justify-content:flex-end;gap:var(--sm);padding:var(--lg) var(--xl) var(--xl)}.sheet{align-items:flex-end}.sheet .dialog{max-width:640px;max-height:92vh;border-bottom-left-radius:0;border-bottom-right-radius:0}.toast-host{position:fixed;left:50%;bottom:24px;transform:translate(-50%);z-index:80;display:flex;flex-direction:column;gap:var(--sm);width:min(92vw,460px)}.toast{background:#2a2930;color:#fff;border-radius:var(--radius-md);padding:12px 16px;display:flex;align-items:center;gap:var(--md);box-shadow:0 4px 16px #0000004d}.toast button{margin-left:auto;color:var(--primary-container);background:transparent;border:none;font-weight:700}.center-col{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--xxl);gap:var(--md)}.divider{border:none;border-top:1px solid var(--outline-variant);margin:var(--md) 0}.row{display:flex;align-items:center;gap:var(--sm)}.wrap{display:flex;flex-wrap:wrap;gap:var(--sm)}.stack{display:flex;flex-direction:column}.progress{height:5px;border-radius:4px;background:var(--surface-container-highest);overflow:hidden}.progress>div{height:100%;background:var(--primary)}.range-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--radius-pill);background:var(--surface-container-highest);color:var(--on-surface-variant);font-size:.75rem;font-weight:500}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--xl)}.login-card{width:100%;max-width:380px;display:flex;flex-direction:column;gap:var(--md)}.login-form,.form-stack{display:flex;flex-direction:column;gap:var(--md)}.login-card .segmented{display:flex;width:100%}.login-card .segmented__btn{flex:1;justify-content:center}.divider-or{display:flex;align-items:center;gap:var(--sm);color:var(--on-surface-variant)}.divider-or:before,.divider-or:after{content:"";flex:1;border-top:1px solid var(--outline-variant)}.settings-section-head{padding:18px 16px 6px;font-size:.72rem;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--primary)}.list-tile{display:flex;align-items:center;gap:var(--md);width:100%;padding:12px 16px;background:transparent;border:none;text-align:left;color:inherit}.list-tile:hover{background:var(--surface-container)}.list-tile__main{flex:1;min-width:0}