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var(--space-4);padding-bottom:calc(var(--space-6) + env(safe-area-inset-bottom));margin:0 auto}.stack{gap:var(--space-4);flex-direction:column;display:flex}.stack-tight{gap:var(--space-2);flex-direction:column;display:flex}.row{align-items:center;gap:var(--space-3);display:flex}.muted{color:var(--c-ink-muted)}.card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-md);padding:var(--space-4)}.btn{justify-content:center;align-items:center;gap:var(--space-2);min-height:48px;padding:var(--space-3) var(--space-5);border-radius:var(--radius-sm);background:var(--c-sign-yellow);color:var(--c-on-yellow);cursor:pointer;border:0;text-decoration:none;display:inline-flex}.btn:disabled{opacity:.5;cursor:default}.btn-quiet{color:var(--c-ink-muted);border:1px solid var(--c-line);background:0 0}.field{width:100%;min-height:48px;padding:var(--space-3);background:var(--c-surface-muted);color:var(--c-ink);border:1px solid 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var(--c-on-sign);border-radius:var(--radius-inner);align-items:center;gap:10px;padding:6px 8px;display:flex}.result-id{color:var(--c-accent-ink);letter-spacing:.04em}.result-actions{gap:var(--space-2);border-top:var(--dash-width) dashed var(--c-line-dashed);grid-template-columns:repeat(auto-fit,minmax(0,1fr));padding-top:10px;display:grid}.result-actions .btn{min-height:56px;padding:0 var(--space-2);background:var(--c-surface-muted);color:var(--c-ink);border:0;flex-direction:column;gap:4px}.result-actions .btn svg{color:var(--c-accent-ink)}.search-field{align-items:center;gap:var(--space-2);border:2px solid var(--c-sign-yellow);border-radius:var(--radius-md);background:var(--c-surface);min-width:0;height:48px;color:var(--c-ink-muted);flex-grow:1;padding:0 4px 0 12px;display:flex}.search-field input{min-width:0;height:100%;color:var(--c-ink);font:inherit;background:0 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.sign-inner{gap:var(--space-2);flex-direction:column;flex:1;justify-content:space-between;display:flex}.section-head{align-items:center;gap:var(--space-3);margin-top:var(--space-1);display:flex}.section-head:after{content:"";border-top:var(--dash-width) dashed var(--c-line-dashed);flex-grow:1}.section-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.section{align-items:center;gap:var(--space-3);min-height:60px;padding:0 var(--space-3);border-radius:var(--radius-md);background:var(--c-surface);color:var(--c-ink);font:inherit;text-align:left;cursor:pointer;border:0;text-decoration:none;display:flex;position:relative}.section>span{-webkit-hyphens:auto;hyphens:auto;overflow-wrap:anywhere;min-width:0}.section>svg{color:var(--c-accent-ink)}.hero-card{gap:var(--space-3);border-radius:var(--radius-lg);background:var(--c-surface);flex-direction:column;padding:14px;display:flex}.hero-bar{background:var(--c-road);border-radius:5px;height:14px;position:relative;overflow:hidden}.icon-btn{border-radius:var(--radius-md);background:var(--c-surface);width:44px;height:44px;color:var(--c-ink);cursor:pointer;border:0;flex-shrink:0;justify-content:center;align-items:center;display:flex}.toast-host{left:0;right:0;bottom:calc(var(--space-4) + env(safe-area-inset-bottom));max-width:480px;padding:0 var(--space-4);z-index:10;margin:0 auto;position:fixed}.toast{align-items:center;gap:var(--space-3);min-height:64px;padding:var(--space-3) 14px;display:flex}.q-enter{animation:.16s ease-out q-in}@keyframes q-in{0%{opacity:0;transform:translateY(6px)}}@media (prefers-reduced-motion:reduce){.q-enter{animation:none}}.screen-header{align-items:center;gap:14px;display:flex}.screen-header-back{color:var(--c-accent-ink)}.screen-header-title{flex-grow:1;min-width:0;margin:0}.settings-group{border-radius:var(--radius-md);background:var(--c-surface);overflow:hidden}.settings-item+.settings-item{border-top:1px solid var(--c-line)}.settings-row{align-items:center;gap:var(--space-3);width:100%;min-height:60px;color:var(--c-ink);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;padding:0 14px;text-decoration:none;display:flex}.settings-row>svg:last-child{color:var(--c-ink-muted)}.settings-icon{border-radius:var(--radius-sm);background:var(--c-surface-muted);width:40px;height:40px;color:var(--c-accent-ink);flex-shrink:0;justify-content:center;align-items:center;display:flex}.settings-label{flex-grow:1;min-width:0}.settings-value{flex-shrink:0}.settings-danger,.settings-danger .settings-icon{color:var(--c-text-danger)}.settings-body{padding:0 14px 14px}.avatar-initial{background:var(--c-sign-yellow);color:var(--c-on-yellow);font-family:var(--font-display);flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:flex}.id-chip{border-radius:var(--radius-sm);background:var(--c-surface);min-height:32px;color:var(--c-ink-muted);font-variant-numeric:tabular-nums;cursor:pointer;border:0;align-items:center;gap:6px;padding:0 10px;display:inline-flex}.sign-cta-inner{align-items:center;gap:var(--space-3);padding:12px;display:flex}.search-field input::-webkit-search-cancel-button{appearance:none;display:none}.filter-chip{font-family:var(--font-text);text-transform:none;letter-spacing:0;font-size:15px;font-weight:600}.result-actions .btn{letter-spacing:.06em;font-size:14px;line-height:16px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.sign-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.sign-card{align-items:flex-start;gap:var(--space-2);padding:var(--space-4);border-radius:var(--radius-md);background:var(--c-surface);color:var(--c-ink);flex-direction:column;text-decoration:none;display:flex}.sign-card-name{-webkit-line-clamp:3;-webkit-box-orient:vertical;min-height:36px;font-size:15px;line-height:18px;display:-webkit-box;overflow:hidden}.sign-img-slot{border-radius:var(--radius-sm);background:var(--c-surface-muted);flex-shrink:0}.sign-tile-lg{border-radius:var(--radius-md);background:var(--c-surface);flex-shrink:0;justify-content:center;align-items:center;width:104px;height:104px;display:flex}.code-chip{border-radius:var(--radius-xs);background:var(--c-sign-yellow);color:var(--c-on-yellow);font-family:var(--font-display);font-variant-numeric:tabular-nums;align-self:flex-start;padding:2px 8px;font-weight:700}.answer{align-items:center;gap:var(--space-3);border-radius:var(--radius-md);background:var(--c-surface);width:100%;min-height:56px;color:var(--c-ink);font:inherit;text-align:left;cursor:pointer;border:0;padding:8px 12px 8px 8px;display:flex}.answer:disabled{color:var(--c-ink-muted);cursor:default}.answer-key{border-radius:var(--radius-sm);background:var(--c-surface-muted);width:36px;height:36px;color:var(--c-ink-muted);font-family:var(--font-display);flex-shrink:0;justify-content:center;align-items:center;font-size:17px;font-weight:700;display:flex}.answer-text{flex-grow:1;min-width:0}.answer-picked{box-shadow:inset 0 0 0 2px var(--c-sign-yellow)}.answer-correct,.answer-wrong{color:var(--c-on-sign);padding:12px 16px 12px 12px}.answer-correct{background:var(--c-sign-green);box-shadow:inset 0 0 0 4px var(--c-sign-green), inset 0 0 0 6px var(--c-on-sign)}.answer-wrong{background:var(--c-sign-red);box-shadow:inset 0 0 0 4px var(--c-sign-red), inset 0 0 0 6px var(--c-on-sign)}.answer-correct .answer-key,.answer-wrong .answer-key{color:var(--c-on-sign);background:0 0}.result-hero{border-radius:var(--radius-lg);border:0;padding:16px}.result-badge{flex-shrink:0}.result-badge .sign-inner{border-radius:6px;padding:4px 10px}.result-badge-pass{background:var(--c-sign-green)}.result-badge-fail{background:var(--c-sign-red)}.stat-row{grid-auto-columns:minmax(0,1fr);grid-auto-flow:column;gap:10px;display:grid}.stat-card{border-radius:var(--radius-md);background:var(--c-surface);color:var(--c-ink);flex-direction:column;align-items:flex-start;gap:2px;padding:12px;display:flex}.stat-value{font-family:var(--font-display);font-size:40px;font-weight:700;line-height:1}.stat-ok{color:var(--c-text-success)}.stat-card:has(.stat-ok) svg{color:var(--c-text-success)}.stat-bad{color:var(--c-text-danger)}.stat-card:has(.stat-bad) svg{color:var(--c-text-danger)}.stat-dash{background:var(--c-ink-muted);width:12px;height:2px;margin:8px 0}.q-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;display:grid}.q-cell{border-radius:var(--radius-sm);background:var(--c-surface-muted);height:40px;color:var(--c-ink-muted);font-family:var(--font-display);cursor:pointer;border:0;font-size:17px;font-weight:700}.q-cell-correct,.q-cell-wrong{color:var(--c-on-sign)}.q-cell-correct{background:var(--c-sign-green);box-shadow:inset 0 0 0 3px var(--c-sign-green), inset 0 0 0 5px var(--c-on-sign)}.q-cell-wrong{background:var(--c-sign-red);box-shadow:inset 0 0 0 3px var(--c-sign-red), inset 0 0 0 5px var(--c-on-sign)}.result-actions-bar{grid-template-columns:1fr 1fr;align-self:stretch;gap:10px;width:100%;display:grid}.result-actions-bar .btn-quiet{border:var(--dash-width) dashed var(--c-line-dashed)}.switch{box-sizing:border-box;border:2px solid var(--c-line-dashed);border-radius:var(--radius-sm);background:var(--c-surface-muted);flex-shrink:0;align-items:center;width:52px;height:30px;padding:2px;display:flex}.switch-knob{background:var(--c-ink-muted);border-radius:5px;width:22px;height:22px}.switch-on{border-color:var(--c-sign-yellow);background:var(--c-sign-yellow);justify-content:flex-end;padding:4px}.switch-on .switch-knob{background:var(--c-on-yellow)}.section-primary{background:var(--c-sign-yellow);color:var(--c-on-yellow)}.section-primary>svg{color:var(--c-on-yellow)}.state-badge{border-radius:var(--radius-xs);color:var(--c-on-sign);flex-shrink:0;padding:2px 8px}.state-paid{background:var(--c-sign-green)}.state-cancelled{background:var(--c-sign-red)}.state-pending{background:var(--c-sign-yellow);color:var(--c-on-yellow)}.topic-card{align-items:center;gap:var(--space-3);border-radius:var(--radius-md);background:var(--c-surface);color:var(--c-ink);padding:14px 12px 14px 16px;text-decoration:none;display:flex}.topic-bar{background:var(--c-road);border-radius:4px;flex-grow:1;height:10px;position:relative;overflow:hidden}.topic-bar>span{background:var(--c-sign-yellow);position:absolute;inset:0 auto 0 0}.sign-tile-xl{width:88px;height:88px;color:var(--c-on-sign)}.sign-tile-xl .sign-inner{height:100%}.lang-row{align-items:center;gap:var(--space-3);border-radius:var(--radius-md);background:var(--c-surface);width:100%;min-height:64px;color:var(--c-ink);font:inherit;cursor:pointer;border:0;padding:8px 14px 8px 12px;display:flex}.lang-code{border-radius:var(--radius-sm);background:var(--c-surface-muted);width:44px;height:44px;color:var(--c-accent-ink);flex-shrink:0;justify-content:center;align-items:center;display:flex}.arena-stats{border-radius:var(--radius-lg);background:var(--c-surface);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.arena-stat{flex-direction:column;align-items:center;gap:4px;padding:14px 8px;display:flex}.arena-stat+.arena-stat{border-left:var(--dash-width) dashed var(--c-line-dashed)}.arena-stat-value{font-family:var(--font-display);font-size:32px;font-weight:700;line-height:1}.arena-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.arena-action{justify-content:space-between;align-items:flex-start;gap:var(--space-4);border-radius:var(--radius-md);background:var(--c-surface);min-height:100px;color:var(--c-ink);font:inherit;text-align:left;cursor:pointer;border:0;flex-direction:column;padding:12px 14px;display:flex}.arena-action>svg{color:var(--c-accent-ink)}.list-card{align-items:center;gap:var(--space-3);border-radius:var(--radius-md);background:var(--c-surface);color:var(--c-ink);padding:12px 14px 12px 12px;text-decoration:none;display:flex}.list-card>svg:last-child{color:var(--c-ink-muted);flex-shrink:0}.size-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.size-tile{border-radius:var(--radius-md);background:var(--c-surface);cursor:pointer;border:0;flex-direction:column;align-items:center;gap:4px;padding:16px 8px;display:flex}.size-number{font-family:var(--font-display);color:var(--c-accent-ink);font-size:44px;font-weight:700;line-height:1}.tier-card{background:var(--c-sign-yellow);color:var(--c-on-yellow)}.tier-features{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 12px;margin:0;padding:0;list-style:none;display:grid}.tier-features li{align-items:center;gap:6px;font-size:13px;line-height:17px;display:flex}.duration-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.duration-tile{flex-direction:column;justify-content:flex-start;align-items:flex-start;gap:2px}.battle-head{align-items:center;gap:var(--space-2);grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);display:grid}.battle-side{align-items:center;gap:var(--space-2);min-width:0;display:flex}.battle-side-right{justify-content:flex-end}.battle-name{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.battle-score{font-family:var(--font-display);font-variant-numeric:tabular-nums;align-items:center;gap:6px;font-size:30px;font-weight:700;line-height:1;display:flex}.battle-score svg{color:var(--c-ink-muted)}.battle-bars{gap:var(--space-2);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.avatar-outline{box-sizing:border-box;border:2px solid var(--c-ink-muted);background:var(--c-surface);width:44px;height:44px;color:var(--c-ink);font-family:var(--font-display);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;font-size:22px;font-weight:700;display:flex}.q-cell-static{justify-content:center;align-items:center;display:flex}.calendar{border-radius:var(--radius-lg);background:var(--c-surface);padding:12px}.calendar-head{margin-bottom:var(--space-2);justify-content:space-between;align-items:center;display:flex}.calendar-head .icon-btn{background:var(--c-surface-muted);color:var(--c-accent-ink)}.calendar-head .icon-btn:disabled{color:var(--c-ink-muted);border:var(--dash-width) dashed var(--c-line-dashed);cursor:default;background:0 0}.calendar-grid{text-align:center;grid-template-columns:repeat(7,minmax(0,1fr));gap:2px;display:grid}.calendar-weekday{padding:6px 0}.calendar-day{border-radius:var(--radius-sm);height:44px;color:var(--c-ink);font-family:var(--font-display);font-variant-numeric:tabular-nums;cursor:pointer;background:0 0;border:2px solid #0000;font-size:17px;font-weight:700}.calendar-day:disabled{color:var(--c-ink-muted);opacity:.45;cursor:default}.calendar-day-on{border-color:var(--c-sign-yellow);color:var(--c-accent-ink)}.sheet-icon{box-sizing:border-box;border:var(--sign-border) solid var(--c-on-sign);border-radius:var(--radius-sm);background:var(--c-sign-red);width:40px;height:40px;color:var(--c-on-sign);outline:var(--sign-inset) solid var(--c-sign-red);outline-offset:-4px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.btn-danger{background:var(--c-sign-red);color:var(--c-on-sign)}.btn-danger-text{color:var(--c-text-danger)}.btn-quiet{border-style:dashed;border-width:var(--dash-width);border-color:var(--c-line-dashed)}.code-boxes{grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;display:grid;position:relative}.code-input{z-index:1;opacity:0;width:100%;font-size:16px;position:absolute;inset:0}.code-box{border:2px solid var(--c-line-dashed);border-radius:var(--radius-md);background:var(--c-surface);height:56px;font-family:var(--font-display);justify-content:center;align-items:center;font-size:28px;font-weight:700;display:flex}.code-box-cursor{border-color:var(--c-sign-yellow)}.code-box-bad{border-color:var(--c-text-danger)}.result-actions .btn{border-style:solid}.result-actions>.stack-tight{display:contents}.result-actions>.stack-tight>.t-caption,.result-actions>.stack-tight>div{order:10;grid-column:1/-1}