:root{color-scheme:light;--bg: oklch(.985 .008 75);--bg-edge: oklch(.955 .012 72);--surface: oklch(.997 .004 75);--surface-2: oklch(.972 .009 72);--ink: oklch(.27 .03 52);--ink-soft: oklch(.45 .025 52);--muted: oklch(.62 .02 58);--line: oklch(.905 .012 68);--line-strong: oklch(.85 .015 66);--primary: oklch(.66 .185 33);--primary-press: oklch(.59 .185 33);--primary-soft: oklch(.955 .035 42);--on-primary: oklch(.99 .012 70);--gold: oklch(.79 .135 78);--gold-ink: oklch(.52 .11 72);--gold-soft: oklch(.955 .05 85);--mint: oklch(.68 .11 165);--mint-soft: oklch(.95 .045 168);--r-sm: 12px;--r: 18px;--r-lg: 26px;--r-pill: 999px;--pad: 20px;--ease: cubic-bezier(.16, 1, .3, 1);--ease-soft: cubic-bezier(.33, 1, .68, 1);--shadow-1: 0 1px 2px rgba(60, 42, 30, .05), 0 4px 12px -8px rgba(60, 42, 30, .14);--shadow-2: 0 2px 6px rgba(60, 42, 30, .06), 0 18px 40px -22px rgba(60, 42, 30, .28);--shadow-primary: 0 8px 22px -8px oklch(.66 .185 33 / .45);--font: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);background:radial-gradient(1100px 620px at 12% -8%,oklch(.95 .045 42 / .55),transparent 58%),radial-gradient(1000px 680px at 105% 0%,oklch(.95 .05 88 / .5),transparent 55%),var(--bg-edge);background-attachment:fixed;color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;line-height:1.5}button{font-family:inherit}.app{position:relative;width:100%;max-width:468px;min-height:100dvh;margin:0 auto;background:var(--bg);display:flex;flex-direction:column;overflow:hidden}@media(min-width:520px){body{padding:24px 0}.app{min-height:min(920px,calc(100dvh - 48px));border-radius:34px;box-shadow:var(--shadow-2);outline:1px solid var(--line)}}.screen{flex:1;padding:8px var(--pad) 120px;animation:rise .4s var(--ease) both}.topbar{display:flex;align-items:center;gap:12px;padding:18px var(--pad) 10px}.topbar__spacer{flex:1}.wordmark{font-size:1.35rem;font-weight:800;letter-spacing:-.02em;color:var(--ink)}.wordmark b{color:var(--primary);font-weight:800}.topbar__sub{font-size:.82rem;color:var(--muted);font-weight:500}.iconbtn{display:grid;place-items:center;width:42px;height:42px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--surface);color:var(--ink-soft);cursor:pointer;transition:background .2s var(--ease-soft),transform .2s var(--ease)}.iconbtn:hover{background:var(--surface-2)}.iconbtn:active{transform:scale(.94)}.greeting{padding:6px 2px 18px}.greeting h1{margin:0;font-size:1.7rem;font-weight:800;letter-spacing:-.03em}.greeting p{margin:4px 0 0;color:var(--muted);font-weight:500}.section{margin-top:26px}.section__title{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 2px 12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 20px;border-radius:var(--r);border:1px solid transparent;font-size:1rem;font-weight:700;cursor:pointer;transition:transform .18s var(--ease),background .2s var(--ease-soft),box-shadow .2s var(--ease)}.btn:active{transform:scale(.97)}.btn--block{width:100%}.btn--primary{background:var(--primary);color:var(--on-primary);box-shadow:var(--shadow-primary)}.btn--primary:hover{background:var(--primary-press)}.btn--ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}.btn--ghost:hover{background:var(--surface-2)}.btn--danger{background:transparent;color:#c92f33;border-color:#febbaf}.btn--danger:hover{background:#ffede9;background:oklch(.96 .03 30)}.linklike{background:none;border:none;padding:6px;font:inherit;font-size:.92rem;font-weight:600;color:var(--muted);cursor:pointer;transition:color .15s var(--ease)}.linklike:hover{color:var(--primary)}.student-list{display:flex;flex-direction:column;gap:12px}.student-card{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:14px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-1);cursor:pointer;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .2s var(--ease)}.student-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--line-strong)}.student-card:active{transform:scale(.99)}.avatar{flex:none;width:52px;height:52px;border-radius:16px;display:grid;place-items:center;font-weight:800;font-size:1.15rem;color:var(--primary);background:var(--primary-soft)}.student-card__body{flex:1;min-width:0}.student-card__name{font-weight:700;font-size:1.06rem;letter-spacing:-.01em}.student-card__meta{display:flex;align-items:center;gap:6px;margin-top:3px;color:var(--muted);font-size:.86rem;font-weight:500}.student-card__meta svg{opacity:.7}.student-card__right{flex:none;display:flex;flex-direction:column;align-items:flex-end;gap:6px}.today-pill{font-weight:800;font-size:.95rem;color:var(--ink);background:var(--surface-2);border:1px solid var(--line);padding:5px 11px;border-radius:var(--r-pill)}.today-pill.is-active{color:var(--on-primary);background:var(--primary);border-color:transparent}.streak-chip{font-size:.8rem;font-weight:700;color:var(--gold-ink);display:inline-flex;align-items:center;gap:3px}.fab{position:absolute;right:20px;bottom:26px;height:60px;padding:0 24px 0 20px;display:inline-flex;align-items:center;gap:8px;border:none;border-radius:var(--r-pill);background:var(--primary);color:var(--on-primary);font-size:1.02rem;font-weight:700;box-shadow:var(--shadow-primary);cursor:pointer;animation:fab-in .45s var(--ease) both;transition:transform .2s var(--ease),background .2s var(--ease-soft)}.fab:hover{background:var(--primary-press)}.fab:active{transform:scale(.95)}.form{display:flex;flex-direction:column;gap:16px}.field{display:flex;flex-direction:column;gap:7px}.field>.label{font-size:.86rem;font-weight:600;color:var(--ink-soft);padding-left:2px}.input{width:100%;padding:14px 15px;border-radius:var(--r);border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);font-size:1rem;font-family:inherit;transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}.input::placeholder{color:#aea298}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}textarea.input{resize:vertical;min-height:84px;line-height:1.5}.daypicker{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}.day-chip{padding:11px 0;border-radius:13px;border:1px solid var(--line-strong);background:var(--surface);color:var(--ink-soft);font-weight:700;font-size:.85rem;cursor:pointer;transition:all .18s var(--ease)}.day-chip.is-on{background:var(--primary);color:var(--on-primary);border-color:transparent}.day-chip:active{transform:scale(.93)}.relation-row{display:flex;gap:8px}.relation-row .day-chip{flex:1;padding:12px 0;border-radius:var(--r-sm)}.student-head{display:flex;align-items:center;gap:12px;padding:16px var(--pad) 4px}.student-head__body{flex:1;min-width:0}.student-head__name{font-size:1.45rem;font-weight:800;letter-spacing:-.03em}.student-head__meta{color:var(--muted);font-size:.88rem;font-weight:500;display:flex;align-items:center;gap:6px}.today{display:flex;flex-direction:column;align-items:center;gap:20px;padding:26px 20px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-1)}.ring{position:relative;width:176px;height:176px}.ring svg{transform:rotate(-90deg)}.ring__track{stroke:var(--surface-2)}.ring__fill{stroke:var(--primary);transition:stroke-dashoffset .7s var(--ease),stroke .4s var(--ease)}.ring__fill.is-gold{stroke:var(--gold)}.ring__center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}.ring__value{font-size:3rem;font-weight:800;letter-spacing:-.04em;line-height:1}.ring__unit{font-size:.82rem;font-weight:600;color:var(--muted);margin-top:4px}.ring--bump{animation:bump .4s var(--ease)}.stepper{display:flex;align-items:center;gap:14px}.step-btn{width:66px;height:58px;border-radius:var(--r);border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);font-size:1.05rem;font-weight:800;display:inline-flex;align-items:center;justify-content:center;gap:3px;cursor:pointer;transition:transform .16s var(--ease),background .2s var(--ease-soft)}.step-btn:active{transform:scale(.9)}.step-btn--plus{background:var(--primary);color:var(--on-primary);border-color:transparent;box-shadow:var(--shadow-primary)}.step-btn--plus:hover{background:var(--primary-press)}.step-btn:disabled{opacity:.4;cursor:not-allowed}.reminder{display:flex;align-items:center;gap:12px;margin-top:16px;padding:14px 16px;border-radius:var(--r);background:var(--gold-soft);border:1px solid oklch(.88 .07 82);color:var(--gold-ink);font-weight:600;font-size:.9rem;animation:rise .4s var(--ease) both}.reminder__emoji{font-size:1.3rem}.week{display:grid;grid-template-columns:repeat(7,1fr);gap:7px}.week__day{display:flex;flex-direction:column;align-items:center;gap:8px;padding:10px 0 9px;border-radius:15px;border:1px solid var(--line);background:var(--surface);cursor:pointer;transition:transform .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease)}.week__day:active{transform:scale(.94)}.week__day.is-today{border-color:var(--primary)}.week__day.is-selected{background:var(--primary-soft);border-color:var(--primary)}.week__day.is-future{opacity:.5}.week__label{font-size:.72rem;font-weight:700;color:var(--muted)}.week__bar-track{width:8px;height:46px;border-radius:var(--r-pill);background:var(--surface-2);display:flex;align-items:flex-end;overflow:hidden}.week__bar-fill{width:100%;border-radius:var(--r-pill);background:var(--primary);transition:height .5s var(--ease)}.week__bar-fill.is-gold{background:var(--gold)}.week__min{font-size:.74rem;font-weight:700;color:var(--ink-soft)}.week-edit{margin-top:12px;padding:14px;border-radius:var(--r);background:var(--surface-2);border:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;animation:rise .3s var(--ease) both}.week-edit__label{font-weight:700;font-size:.92rem}.week-edit__label span{color:var(--muted);font-weight:500;font-size:.82rem;display:block}.week-edit__ctrl{display:flex;align-items:center;gap:10px}.week-edit__val{min-width:58px;text-align:center;font-weight:800;font-size:1.05rem}.round-btn{width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);font-size:1.1rem;font-weight:800;cursor:pointer;display:grid;place-items:center;transition:transform .16s var(--ease)}.round-btn:active{transform:scale(.9)}.streak-hero{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:var(--r-lg);background:linear-gradient(180deg,var(--gold-soft),var(--surface));border:1px solid oklch(.9 .05 84)}.streak-hero__flame{font-size:2.6rem;line-height:1;filter:drop-shadow(0 4px 8px oklch(.79 .135 78 / .4))}.streak-hero__n{font-size:1.9rem;font-weight:800;letter-spacing:-.03em}.streak-hero__label{color:var(--gold-ink);font-weight:600;font-size:.88rem}.streak-hero__pts{margin-left:auto;text-align:right}.streak-hero__pts b{font-size:1.3rem;font-weight:800;display:block}.streak-hero__pts span{font-size:.76rem;color:var(--muted);font-weight:600}.badges{display:flex;flex-wrap:wrap;gap:9px}.badge{display:inline-flex;align-items:center;gap:7px;padding:9px 13px 9px 10px;border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--line);font-size:.84rem;font-weight:700;color:var(--ink)}.badge__emoji{font-size:1.1rem}.badge--locked{color:var(--muted);background:transparent;border-style:dashed}.badge--locked .badge__emoji{filter:grayscale(1);opacity:.5}.records{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.record{padding:14px 12px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line);text-align:center}.record b{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;display:block}.record span{font-size:.72rem;color:var(--muted);font-weight:600}.notes{display:flex;flex-direction:column;gap:12px}.note{padding:15px 16px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-1)}.note__head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.note__date{font-size:.78rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.04em}.note__body{font-size:.95rem}.note__hw{margin-top:8px;padding:10px 12px;border-radius:var(--r-sm);background:var(--mint-soft);color:#005c41;color:oklch(.42 .09 165);font-size:.88rem}.note__hw b{font-weight:700}.note__photo{margin-top:10px;width:100%;border-radius:var(--r-sm);display:block}.note-form{display:flex;flex-direction:column;gap:12px;padding:16px;border-radius:var(--r-lg);background:var(--surface-2);border:1px solid var(--line)}.photo-pick{display:inline-flex;align-items:center;gap:8px;padding:12px 16px;border-radius:var(--r);border:1px dashed var(--line-strong);background:var(--surface);color:var(--ink-soft);font-weight:600;font-size:.92rem;cursor:pointer}.photo-pick input{display:none}.photo-preview{position:relative}.photo-preview img{width:100%;border-radius:var(--r-sm);display:block}.photo-preview span{position:absolute;left:10px;bottom:10px;background:#1e140fb3;color:#fff;font-size:.75rem;padding:3px 9px;border-radius:var(--r-pill)}.invite{padding:18px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-1)}.invite__qr{width:148px;height:148px;margin:0 auto 14px;display:block;border-radius:var(--r);background:#fff;padding:8px;border:1px solid var(--line)}.invite__url{display:block;font-size:.82rem;color:var(--ink-soft);word-break:break-all;text-align:center;margin-bottom:14px;font-weight:500}.invite__actions{display:flex;gap:10px}.invite__actions .btn{flex:1;padding:12px}.parents{display:flex;flex-direction:column;gap:10px}.parent{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line)}.parent__body{flex:1;min-width:0}.parent__name{font-weight:700}.parent__meta{font-size:.82rem;color:var(--muted)}.tag{font-size:.72rem;font-weight:700;padding:3px 9px;border-radius:var(--r-pill)}.tag--ok{background:var(--mint-soft);color:#005c41;color:oklch(.42 .09 165)}.tag--wait{background:var(--gold-soft);color:var(--gold-ink)}.empty{text-align:center;padding:60px 24px;color:var(--muted)}.empty__emoji{font-size:2.6rem}.empty h3{margin:14px 0 6px;color:var(--ink);font-size:1.15rem}.help{color:var(--muted);font-size:.9rem}.error-banner{padding:12px 14px;border-radius:var(--r);background:#ffedea;background:oklch(.96 .04 28);color:#ac312a;font-weight:600;font-size:.9rem}.auth-page{min-height:100dvh;display:grid;place-items:center;padding:28px 20px}.auth{width:100%;max-width:412px}.auth__brand{text-align:center;margin-bottom:22px}.auth__logo{font-size:2.1rem;font-weight:800;letter-spacing:-.03em}.auth__logo b{color:var(--primary)}.auth__tag{margin:6px 0 0;color:var(--muted);font-weight:500;font-size:.92rem}.auth__card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--shadow-2)}.auth__card h1{font-size:1.5rem;font-weight:800;letter-spacing:-.03em;margin:0 0 6px}.auth__sub{color:var(--muted);margin:0 0 20px;font-weight:500}.invite-hint{padding:12px 14px;border-radius:var(--r);background:var(--primary-soft);color:var(--primary-press);font-weight:600;font-size:.88rem;margin-bottom:16px}.auth__alt{text-align:center;margin-top:18px}.student-view{display:flex;flex-direction:column}.profile{display:flex;flex-direction:column;gap:26px;container-type:inline-size}.profile .section{margin-top:0}.duo,.stack{display:flex;flex-direction:column;gap:26px}.stack .section{margin-top:0}.avatar--lg{width:60px;height:60px;border-radius:18px;font-size:1.3rem}.student-card.is-selected{border-color:var(--primary);background:var(--primary-soft)}@container (min-width: 680px){.duo--top{display:grid;grid-template-columns:minmax(280px,340px) 1fr;gap:22px;align-items:start}.duo--bottom{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,320px);gap:22px;align-items:start}}.deskshell{display:grid;grid-template-columns:336px minmax(0,1fr);width:100%;max-width:1280px;height:100dvh;margin:0 auto;background:var(--bg);box-shadow:var(--shadow-2)}.rail{display:flex;flex-direction:column;gap:14px;padding:22px 18px;background:var(--surface-2);border-right:1px solid var(--line);overflow-y:auto;min-height:0}.rail__head{display:flex;align-items:center;justify-content:space-between}.rail__user{font-size:.98rem;font-weight:600;color:var(--ink-soft);margin:0 2px}.rail__search{padding:11px 13px}.rail__list{display:flex;flex-direction:column;gap:10px;margin-top:4px}.rail .student-card{padding:12px;border-radius:var(--r);box-shadow:none}.rail .student-card:hover{box-shadow:var(--shadow-1);transform:none}.detail{overflow-y:auto;min-height:0}.detail .student-view{max-width:1000px;margin:0 auto}.detail .student-head{padding-top:28px}.detail__pane{max-width:560px;margin:0 auto;padding:34px 28px}.detail__head{margin-bottom:22px}.detail__head h2{margin:0;font-size:1.6rem;font-weight:800;letter-spacing:-.03em}.detail__head p{margin:5px 0 0;color:var(--muted)}.detail__empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;text-align:center;padding:40px;color:var(--muted)}.detail__empty .empty__emoji{font-size:3rem}.detail__empty h3{margin:16px 0 6px;color:var(--ink);font-size:1.3rem}.screen--embedded{padding-bottom:48px}.deskcenter{display:flex;flex-direction:column;width:100%;max-width:1080px;height:100dvh;margin:0 auto;background:var(--bg);box-shadow:var(--shadow-2)}.deskcenter__bar{display:flex;align-items:center;gap:12px;padding:18px 26px;border-bottom:1px solid var(--line)}.deskcenter__body{flex:1;overflow-y:auto;min-height:0}.deskcenter__body .student-view{max-width:940px;margin:0 auto}.deskcenter__body .student-head{padding-top:26px}.celebrate{position:fixed;inset:0;z-index:50;display:grid;place-items:center;pointer-events:none}.celebrate__card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:30px 40px;border-radius:var(--r-lg);background:var(--surface);box-shadow:var(--shadow-2);border:1px solid var(--line);animation:pop-in .5s var(--ease) both,fade-out .4s ease-in 1.5s both}.celebrate__emoji{font-size:3.2rem;line-height:1;animation:pop-emoji .6s var(--ease) both}.celebrate__title{font-size:1.15rem;font-weight:800;letter-spacing:-.02em}.note__photo-btn{display:block;width:100%;margin:0;padding:0;border:0;background:none;cursor:zoom-in;border-radius:var(--r-sm)}.note__photo-btn:hover .note__photo{filter:brightness(.96)}.note__photo-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.lightbox{position:fixed;inset:0;z-index:70;display:grid;place-items:center;padding:clamp(16px,4vw,32px);background:#25170edb;cursor:zoom-out;animation:fade-in .24s var(--ease) both}.lightbox__figure{margin:0;cursor:default;display:flex;flex-direction:column;align-items:center;gap:10px;max-width:min(94vw,1080px);animation:pop-in .32s var(--ease) both}.lightbox__img{max-width:100%;max-height:82vh;object-fit:contain;border-radius:var(--r-sm);background:var(--surface);box-shadow:var(--shadow-2)}.lightbox__caption{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;color:var(--on-primary);font-size:.9rem;font-weight:600}.lightbox__count{font-variant-numeric:tabular-nums;opacity:.75}.lightbox__close,.lightbox__nav{position:fixed;z-index:1;display:grid;place-items:center;background:var(--surface);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-1);cursor:pointer;transition:background .2s var(--ease),transform .2s var(--ease)}.lightbox__close{top:16px;right:16px;width:44px;height:44px;border-radius:var(--r-pill)}.lightbox__nav{top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:var(--r-pill)}.lightbox__nav--prev{left:16px}.lightbox__nav--next{right:16px}.lightbox__close:hover,.lightbox__nav:hover{background:var(--surface-2)}.lightbox__nav:active{transform:translateY(-50%) scale(.94)}@keyframes rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@keyframes fab-in{0%{opacity:0;transform:translateY(20px) scale(.9)}to{opacity:1;transform:none}}@keyframes bump{0%{transform:none}40%{transform:scale(1.06)}to{transform:none}}@keyframes pop-in{0%{opacity:0;transform:scale(.8) translateY(12px)}to{opacity:1;transform:none}}@keyframes pop-emoji{0%{transform:scale(.3) rotate(-12deg)}60%{transform:scale(1.15) rotate(4deg)}to{transform:none}}@keyframes fade-out{to{opacity:0;transform:scale(.96)}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}