.timer{font-family:var(--font-body);box-sizing:border-box;flex-direction:column;align-items:center;gap:.85rem;width:100%;max-width:720px;margin:0 auto;padding:.75rem 1.25rem 1.5rem;display:flex}.timer__layout{justify-content:center;align-items:center;gap:clamp(1.25rem,4vw,2.5rem);width:100%;display:flex}.timer__visual-col{flex-direction:column;flex:none;align-items:center;gap:.85rem;width:clamp(360px,36vw,400px);display:flex}.timer__companion-row{align-items:center;gap:12px;display:flex}.timer__companion-wrap{flex-shrink:0;width:72px}.timer__companion-wrap svg,.timer__companion-wrap img{width:100%;height:auto}.timer__info-col{flex-direction:column;flex:0 380px;align-items:center;gap:.75rem;min-width:0;display:flex}@media (max-width:640px){.timer__layout{flex-direction:column}.timer__visual-col{width:clamp(240px,80vw,320px)}.timer__companion-row{flex-direction:column;gap:6px}.timer__info-col{width:100%}}.timer__mode-bar{background:var(--color-surface-alt);border:1.5px solid var(--color-border);border-radius:var(--radius-pill);box-shadow:var(--shadow-card);gap:6px;padding:4px;display:flex}.timer__mode-btn{border-radius:var(--radius-pill);font-family:var(--font-body);color:var(--color-text-secondary);cursor:pointer;white-space:nowrap;background-color:#0000;border:none;padding:7px 16px;font-size:.8rem;font-weight:700;transition:background-color .15s,color .15s}.timer__mode-btn--active{color:var(--color-on-accent-strong);background:var(--color-accent-strong)}.timer__mode-btn:hover:not(.timer__mode-btn--active){background:var(--color-accent)}.timer__ring-wrap{aspect-ratio:1;flex-shrink:0;width:350px;max-width:100%;position:relative}.timer__svg{width:100%;height:100%;position:absolute;top:0;left:0;transform:rotate(-90deg)}.timer__ring-bg{fill:none;stroke:var(--color-accent);stroke-width:18px}.timer__ring-progress{fill:none;stroke-width:18px;stroke-linecap:round;transition:stroke-dashoffset .9s,stroke .4s}.timer__ring-inner{flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.timer__time{color:var(--color-text);letter-spacing:-1px;font-variant-numeric:tabular-nums;font-size:2.4rem;font-weight:900;font-family:var(--font-mono);transition:color .3s}.timer__time-below{font-size:2.8rem;display:block}.timer__time--done{color:var(--color-done)}.timer__done-label{color:var(--color-done);font-size:.75rem;font-weight:700;font-family:var(--font-body);margin-top:2px}.timer__message{font-family:var(--font-body);color:var(--color-text-secondary);background:var(--color-surface-alt);border:1.5px solid var(--color-border);border-radius:var(--radius-md);text-align:center;max-width:200px;box-shadow:var(--shadow-card);padding:6px 14px;font-size:.8rem;font-weight:700}.timer__btn-row{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.timer__stats-row{justify-content:center;gap:12px;width:100%;display:flex}.timer__stat-card{text-align:center;background:var(--color-surface-alt);border:1.5px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card);flex:1;padding:8px 16px}.timer__stat-value{color:var(--color-accent-text);font-size:1.3rem;font-weight:900;font-family:var(--font-numeric);display:block}.timer__stat-label{color:var(--color-text-secondary);margin-top:2px;font-size:.7rem;font-weight:700;display:block}.coin-burst-overlay{pointer-events:none;z-index:200;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.coin-burst-badge{font-family:var(--font-body);color:var(--color-text);background-color:var(--color-energy);border:3px solid var(--color-accent-strong);border-radius:var(--radius-pill);padding:12px 28px;font-size:1.8rem;font-weight:900;animation:1.8s ease-out forwards coinpop}.timer__room-banner{background:var(--color-surface-alt);border:1.5px solid var(--color-border);color:var(--color-text);border-radius:var(--radius-pill);text-align:center;box-sizing:border-box;width:100%;padding:.35rem 1.25rem;font-size:.82rem;font-weight:700}.timer__custom-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;display:flex}.timer__custom-input{border:1.5px solid var(--color-border);border-radius:var(--radius-sm);width:64px;font-size:1.1rem;font-family:var(--font-mono);text-align:center;background:var(--color-surface);color:var(--color-text);outline:none;padding:8px 10px;transition:border-color .15s}.timer__custom-input:focus{border-color:var(--color-accent-strong)}.timer__custom-sep{color:var(--color-accent-text);font-size:1.4rem;font-weight:700}.timer__custom-set-btn{animation:.28s cubic-bezier(.34,1.56,.64,1) set-btn-in}@keyframes set-btn-in{0%{opacity:0;transform:scale(.7)}to{opacity:1;transform:scale(1)}}.timer__toggles-row{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.timer__toggle-chip{border-radius:var(--radius-pill);border:1.5px solid var(--color-border);background:var(--color-surface);color:var(--color-text-secondary);font-family:var(--font-body);cursor:pointer;padding:6px 14px;font-size:.78rem;font-weight:700;transition:background .2s,border-color .2s,transform .15s}.timer__toggle-chip:hover{border-color:var(--color-accent-strong);transform:translateY(-1px)}.timer__toggle-chip--active{background:var(--color-accent-strong);color:var(--color-on-accent-strong);border-color:#0000}.timer__sound-types{justify-content:center;gap:6px;animation:.2s set-btn-in;display:flex}.timer__sound-type-btn{border-radius:var(--radius-pill);border:1.5px solid var(--color-border);background:var(--color-surface);color:var(--color-text-secondary);font-family:var(--font-body);cursor:pointer;padding:5px 12px;font-size:.72rem;font-weight:600;transition:background .2s,color .2s}.timer__sound-type-btn--active{background:var(--color-accent-strong);color:var(--color-on-accent-strong);border-color:#0000}.timer__kbd-hint{color:var(--color-text-faint);text-align:center;font-size:.7rem;font-family:var(--font-body)}.timer__kbd-hint kbd{font-family:var(--font-mono);background:var(--color-accent);border:1px solid var(--color-border);border-radius:4px;padding:1px 5px;font-size:.68rem}.timer__youtube-panel{flex-direction:column;align-items:center;gap:8px;width:100%;max-width:280px;animation:.2s set-btn-in;display:flex}.timer__youtube-input-row{align-items:center;gap:6px;width:100%;display:flex}.timer__youtube-input{border-radius:var(--radius-pill);border:1.5px solid var(--color-border);background:var(--color-surface);min-width:0;color:var(--color-text);font-family:var(--font-body);outline:none;flex:1;padding:7px 12px;font-size:.8rem;transition:border-color .15s}.timer__youtube-input:focus{border-color:var(--color-accent-strong)}.timer__youtube-play-btn{flex-shrink:0}.timer__youtube-stop-btn{background:var(--color-surface-alt);width:26px;height:26px;color:var(--color-text-secondary);cursor:pointer;border:none;border-radius:50%;flex-shrink:0;font-size:.9rem;line-height:1}.timer__youtube-player{aspect-ratio:16/9;border-radius:var(--radius-md);border:1.5px solid var(--color-border);width:100%;box-shadow:var(--shadow-card);overflow:hidden}.timer__youtube-player iframe{border:none;width:100%;height:100%;display:block}.timer__todo-panel{width:100%;max-width:460px;margin-top:.25rem}.timer__todo-list{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.timer__todo-chip{border-radius:var(--radius-pill);border:1.5px solid var(--color-border);background:var(--color-surface);color:var(--color-text-secondary);font-family:var(--font-body);cursor:pointer;align-items:center;gap:6px;padding:6px 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0;border:none;padding:0;font-size:14px;font-weight:400}.timer__mode-bar{order:1;justify-self:start}.timer__custom-row{order:2}.timer__ring-wrap{order:3}.timer__time-below{font-family:var(--font-numeric);letter-spacing:-.02em;text-align:left;order:4;font-size:96px;font-weight:600;line-height:96px}.timer__bar{background:var(--tag-gray-bg);border-radius:2px;order:5;max-width:420px;height:4px;overflow:hidden}.timer__bar i{background:var(--tag-green-fg);height:100%;transition:width .4s linear;display:block}.timer__subject-row{order:6;max-width:420px}.timer__btn-row{order:7;justify-content:flex-start}.timer__kbd-hint{text-align:left;color:var(--color-text-secondary);order:8;font-size:12px;line-height:16px}.timer__stats-row{order:9;justify-content:flex-start;gap:16px;display:flex}.timer__stats-row .timer__stat-card{box-shadow:none;text-align:left;background:0 0;border:none;align-items:baseline;gap:6px;padding:0;display:flex}.timer__stats-row 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