:root,[data-theme=light]{color-scheme:light;--brand-burgundy:#861a27;--brand-vermilion:#e03d27;--brand-vermilion-hover:#c4331e;--brand-vermilion-soft:#ffeedb;--brand-vermilion-text:#fff;--bg-canvas:#f7f7f4;--bg-surface:#fff;--bg-surface-raised:#f0efe9;--bg-surface-inset:#eae9e1;--bg-keycap:#fff;--bg-keycap-hover:#f2f1ea;--text-primary:#26251e;--text-secondary:#5c5a52;--text-muted:#7d7a71;--text-inverse:#fff;--border-subtle:#e2e0d8;--border-component:#c5c2b6;--border-strong:#8c887b;--state-tested-bg:#e6f4ea;--state-tested-border:#9fc9a2;--state-tested-text:#1e4620;--state-tested-mark:#2d7a35;--state-pressed-bg:#faeae1;--state-pressed-border:#dfa88f;--state-pressed-text:#5a2b16;--state-pressed-mark:#c25c34;--state-error-bg:#fbe8ec;--state-error-border:#cf2d56;--state-error-text:#680b22;--state-error-mark:#cf2d56;--state-info-bg:#eaf1f8;--state-info-border:#9fbbe0;--state-info-text:#1c3d5a;--state-warn-bg:#fdf5e2;--state-warn-border:#e0b658;--state-warn-text:#614503;--focus-ring:#e03d27;--focus-ring-offset:#fff;--shadow-sm:0 1px 2px #26251e0d;--shadow-md:0 3px 6px -1px #26251e12, 0 2px 4px -2px #26251e0d;--shadow-cap:0 2px 0 0 #d5d2c7, inset 0 1px 0 #fffc;--shadow-cap-pressed:inset 0 2px 4px #26251e26}[data-theme=dark]{color-scheme:dark;--brand-burgundy:#a82939;--brand-vermilion:#ff4d36;--brand-vermilion-hover:#ff6752;--brand-vermilion-soft:#381a15;--brand-vermilion-text:#fff;--bg-canvas:#181a20;--bg-surface:#222630;--bg-surface-raised:#2a303c;--bg-surface-inset:#13151a;--bg-keycap:#262b37;--bg-keycap-hover:#313746;--text-primary:#f3f4f6;--text-secondary:#9ca3af;--text-muted:#6b7280;--text-inverse:#111827;--border-subtle:#2e3545;--border-component:#434d63;--border-strong:#6b7280;--state-tested-bg:#132b1e;--state-tested-border:#4ade80;--state-tested-text:#bbf7d0;--state-tested-mark:#22c55e;--state-pressed-bg:#3a221b;--state-pressed-border:#f97316;--state-pressed-text:#ffedd5;--state-pressed-mark:#fb923c;--state-error-bg:#38151b;--state-error-border:#f43f5e;--state-error-text:#ffe4e6;--state-error-mark:#f43f5e;--state-info-bg:#182639;--state-info-border:#60a5fa;--state-info-text:#dbeafe;--state-warn-bg:#332512;--state-warn-border:#facc15;--state-warn-text:#fef08a;--focus-ring:#ff4d36;--focus-ring-offset:#181a20;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 6px -1px #0006;--shadow-cap:0 2px 0 0 #14171d, inset 0 1px 0 #ffffff0d;--shadow-cap-pressed:inset 0 2px 4px #0009}:root{--font-sans:"Inter", "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, monospace;--fs-2xs:11px;--fs-xs:12px;--fs-sm:13px;--fs-base:14px;--fs-md:16px;--fs-lg:18px;--fs-xl:20px;--fs-2xl:24px;--fs-3xl:30px;--fw-regular:400;--fw-medium:500;--fw-semibold:600;--fw-bold:700;--sp-0-5:2px;--sp-1:4px;--sp-1-5:6px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:20px;--sp-6:24px;--sp-8:32px;--sp-10:40px;--sp-12:48px;--radius-xs:3px;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-full:9999px;--key-unit:clamp(30px, 2.2vw + 12px, 50px);--key-gap:4px;--key-row-gap:6px;--duration-instant:50ms;--duration-fast:.12s;--duration-normal:.2s;--ease-spring:cubic-bezier(.175, .885, .32, 1.275);--ease-standard:cubic-bezier(.4, 0, .2, 1)}@media (prefers-reduced-motion:reduce){:root{--duration-instant:0s;--duration-fast:0s;--duration-normal:0s}}*,:before,:after{box-sizing:border-box}.keycap{user-select:none;cursor:default;width:calc(var(--key-unit) * var(--key-w,1) - var(--key-gap));height:calc(var(--key-unit) * var(--key-h,1) - var(--key-gap));background:var(--bg-keycap);color:var(--text-primary);border:1px solid var(--border-component);border-radius:var(--radius-sm);box-shadow:var(--shadow-cap);font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:var(--fw-medium);text-align:center;transition:background-color var(--duration-instant) var(--ease-standard), border-color var(--duration-instant) var(--ease-standard), transform var(--duration-instant) var(--ease-spring), box-shadow var(--duration-instant) var(--ease-standard);flex-direction:column;justify-content:center;align-items:center;line-height:1.1;display:inline-flex;position:relative}.keycap__legend{flex-direction:column;justify-content:center;align-items:center;gap:1px;display:flex}.keycap__legend-shift{font-size:var(--fs-2xs);color:var(--text-muted)}.keycap[data-state=default],.keycap:not([data-state]){background:var(--bg-keycap);border-color:var(--border-component);color:var(--text-primary)}@media (hover:hover) and (pointer:fine){.keycap[data-state=default]:hover,.keycap:not([data-state]):hover{background:var(--bg-keycap-hover);border-color:var(--border-strong)}}.keycap[data-state=pressed]{background:var(--state-pressed-bg);border-color:var(--state-pressed-border);color:var(--state-pressed-text);box-shadow:var(--shadow-cap-pressed);z-index:2;transform:translateY(2px)}.keycap[data-state=tested]{background:var(--state-tested-bg);border-color:var(--state-tested-border);color:var(--state-tested-text)}.keycap[data-state=tested]:after{content:"";border-radius:var(--radius-full);background:var(--state-tested-mark);width:5px;height:5px;position:absolute;top:3px;right:3px}.keycap[data-state=error],.keycap[data-state=chatter]{background:var(--state-error-bg);border-color:var(--state-error-border);color:var(--state-error-text)}.keycap[data-state=chatter] .keycap__chatter-badge{background:var(--state-error-mark);color:var(--text-inverse);font-size:9px;font-weight:var(--fw-bold);border-radius:var(--radius-full);box-shadow:var(--shadow-sm);padding:0 4px;position:absolute;top:-4px;right:-4px}.keycap[data-state=untestable]{background:var(--state-warn-bg);border:1px dashed var(--state-warn-border);color:var(--state-warn-text);cursor:not-allowed;opacity:.85}.keycap:focus-visible,button:focus-visible,[role=tab]:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;box-shadow:0 0 0 2px var(--focus-ring-offset)}.keymap-container{gap:var(--key-row-gap);padding:var(--sp-4);background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);flex-direction:column;display:inline-flex}.keymap-row{gap:var(--key-gap);align-items:center;display:flex}.keymap-spacer{width:calc(var(--key-unit) * var(--spacer-w,.25) - var(--key-gap));height:var(--key-unit);pointer-events:none;flex-shrink:0}.landing-shell{background-color:var(--bg-canvas);min-height:100vh;color:var(--text-primary);font-family:var(--font-sans);flex-direction:column;display:flex}.landing-container{width:100%;max-width:1200px;padding-inline:var(--sp-4);margin-inline:auto}.site-header{border-bottom:1px solid var(--border-subtle);background-color:var(--bg-surface);z-index:50;backdrop-filter:blur(8px);height:56px;position:sticky;top:0}.site-header__inner{justify-content:space-between;align-items:center;gap:var(--sp-4);height:100%;display:flex}.brand-link{align-items:center;gap:var(--sp-2);color:inherit;border-radius:var(--radius-sm);text-decoration:none;display:inline-flex}.brand-link:focus-visible{outline:2px solid var(--focus-ring);outline-offset:4px}.brand-logo-svg{width:auto;height:28px;display:block}[data-theme=dark] .brand-logo-svg .brand-burgundy-part,[data-theme=dark] .brand-logo-svg .brand-wordmark{fill:#f3f4f6}.site-header__actions{align-items:center;gap:var(--sp-2-5,10px);display:flex}.lang-switcher{align-items:center;display:inline-flex;position:relative}.lang-switcher__select{-webkit-appearance:none;appearance:none;background-color:var(--bg-surface-raised);color:var(--text-primary);border:1px solid var(--border-component);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:var(--fw-semibold);letter-spacing:.04em;text-transform:uppercase;cursor:pointer;min-height:36px;padding:4px 22px 4px 8px;line-height:1.4}.lang-switcher__select:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.lang-switcher__chevron{pointer-events:none;width:10px;height:10px;color:var(--text-secondary);position:absolute;top:50%;right:6px;transform:translateY(-50%)}.showcase-hero-section{padding-block:var(--sp-5) var(--sp-6);border-bottom:1px solid var(--border-subtle);background:radial-gradient(circle at 50% 20%, var(--bg-surface) 0%, var(--bg-canvas) 100%);position:relative;overflow:hidden}.showcase-layout{gap:var(--sp-6);grid-template-columns:1fr;align-items:center;display:grid}@media (width>=960px){.showcase-layout{gap:var(--sp-8);grid-template-columns:1.25fr 1fr}}.showcase-stage{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);width:100%;height:340px;box-shadow:var(--shadow-md);justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}@media (width>=640px){.showcase-stage{height:380px}}.showcase-stage__media-container{width:100%;height:100%;padding:var(--sp-4);justify-content:center;align-items:center;display:flex;position:relative}.showcase-stage__img{object-fit:contain;filter:drop-shadow(0 16px 24px #00000040);opacity:1;width:auto;max-width:90%;height:auto;max-height:85%;transition:opacity .22s var(--ease-standard), transform .22s var(--ease-spring);transform:scale(1)}.showcase-stage__img[data-transitioning=true]{opacity:0;transform:scale(.96)}.showcase-info{gap:var(--sp-3);text-align:left;flex-direction:column;display:flex}.showcase-info__eyebrow-row{align-items:center;gap:var(--sp-2);display:flex}.showcase-info__badge-live{border-radius:var(--radius-full);background-color:var(--state-tested-bg);border:1px solid var(--state-tested-border);color:var(--state-tested-text);font-family:var(--font-mono);font-size:var(--fs-2xs);font-weight:var(--fw-bold);text-transform:uppercase;letter-spacing:.04em;align-items:center;gap:5px;padding:3px 8px;display:inline-flex}.showcase-info__badge-live-dot{border-radius:var(--radius-full);background-color:var(--state-tested-mark);width:6px;height:6px;box-shadow:0 0 0 2px #2d7a3533}.showcase-info__title{font-size:clamp(2rem,2.5vw + 1rem,2.85rem);font-weight:var(--fw-bold);letter-spacing:-.025em;color:var(--text-primary);margin:0;line-height:1.1;transition:opacity .18s}.showcase-info__desc{font-size:var(--fs-base);color:var(--text-secondary);max-width:48ch;min-height:48px;margin:0;line-height:1.5;transition:opacity .18s}.showcase-info__specs-list{align-items:center;gap:var(--sp-2);flex-wrap:wrap;margin-top:2px;display:flex}.showcase-spec-chip{font-family:var(--font-mono);font-size:var(--fs-2xs);color:var(--text-muted);background-color:var(--bg-surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-xs);font-variant-numeric:tabular-nums lining-nums;padding:2px 8px}.showcase-cta-group{gap:var(--sp-2);margin-top:var(--sp-2);flex-direction:column;display:flex}.btn-showcase-primary{justify-content:center;align-items:center;gap:var(--sp-2);background-color:var(--brand-vermilion);min-height:48px;color:var(--brand-vermilion-text);font-size:var(--fs-base);font-weight:var(--fw-semibold);border-radius:var(--radius-md);cursor:pointer;transition:background-color var(--duration-fast) var(--ease-standard), transform var(--duration-fast) var(--ease-spring);border:none;width:fit-content;padding:12px 24px;text-decoration:none;display:inline-flex;box-shadow:0 1px 3px #e03d2740}.btn-showcase-primary:hover{background-color:var(--brand-vermilion-hover);transform:translateY(-1px)}.btn-showcase-primary:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.showcase-privacy-guarantee{font-family:var(--font-mono);font-size:var(--fs-2xs);color:var(--text-muted);align-items:center;gap:5px;display:inline-flex}.peripheral-selector-bar{margin-top:var(--sp-6)}.peripheral-selector-bar__heading{font-family:var(--font-mono);font-size:var(--fs-2xs);font-weight:var(--fw-bold);text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:var(--sp-2-5,10px)}.peripheral-selector-grid{gap:var(--sp-3);grid-template-columns:repeat(2,1fr);display:grid}@media (width>=640px){.peripheral-selector-grid{grid-template-columns:repeat(4,1fr)}}.selector-tile{align-items:center;gap:var(--sp-3);padding:var(--sp-3);background-color:var(--bg-surface);border:1.5px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;text-align:left;user-select:none;min-height:64px;transition:all var(--duration-fast) var(--ease-standard);display:flex;position:relative}.selector-tile:hover{background-color:var(--bg-surface-raised);border-color:var(--border-strong)}.selector-tile:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.selector-tile[aria-selected=true]{background-color:var(--bg-surface);border-color:var(--brand-vermilion);box-shadow:0 0 0 1px var(--brand-vermilion), var(--shadow-sm)}.selector-tile__icon-box{border-radius:var(--radius-sm);background-color:var(--bg-surface-raised);border:1px solid var(--border-subtle);width:36px;height:36px;color:var(--text-secondary);transition:color var(--duration-fast) var(--ease-standard), background-color var(--duration-fast) var(--ease-standard);flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.selector-tile[aria-selected=true] .selector-tile__icon-box{background-color:var(--brand-vermilion-soft);border-color:var(--brand-vermilion);color:var(--brand-vermilion)}.selector-tile__text{flex-direction:column;gap:1px;display:flex}.selector-tile__title{font-size:var(--fs-sm);font-weight:var(--fw-semibold);color:var(--text-primary);line-height:1.2}.selector-tile__meta{font-family:var(--font-mono);color:var(--text-muted);font-size:11px}.selector-tile[aria-selected=true] .selector-tile__title{color:var(--brand-vermilion)}.directory-section{padding-block:var(--sp-8) var(--sp-12)}.directory-header{text-align:left;margin-bottom:var(--sp-6)}.directory-header__title{font-size:var(--fs-xl);font-weight:var(--fw-bold);color:var(--text-primary);margin:0 0 var(--sp-1)}.directory-header__desc{font-size:var(--fs-sm);color:var(--text-secondary);margin:0}.directory-grid{gap:var(--sp-5);grid-template-columns:repeat(auto-fit,minmax(260px,1fr));display:grid}.directory-card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--sp-5);color:inherit;box-shadow:var(--shadow-sm);transition:border-color var(--duration-fast) var(--ease-standard), transform var(--duration-fast) var(--ease-spring);flex-direction:column;text-decoration:none;display:flex}.directory-card:hover{border-color:var(--brand-vermilion);transform:translateY(-2px)}.directory-card:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.directory-card__title{font-size:var(--fs-md);font-weight:var(--fw-semibold);color:var(--text-primary);margin:0 0 var(--sp-1-5);justify-content:space-between;align-items:center;display:flex}.directory-card__desc{font-size:var(--fs-sm);color:var(--text-secondary);margin:0 0 var(--sp-4);flex-grow:1;line-height:1.45}.directory-card__action{font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:var(--fw-semibold);color:var(--brand-vermilion);align-items:center;gap:4px;display:inline-flex}.value-props-section{padding-block:var(--sp-6) var(--sp-8);border-top:1px solid var(--border-subtle);background-color:var(--bg-surface-raised)}.value-props-grid{gap:var(--sp-5);grid-template-columns:repeat(auto-fit,minmax(260px,1fr));display:grid}.value-prop-item{gap:var(--sp-1-5);flex-direction:column;display:flex}.value-prop-item__title{font-size:var(--fs-base);font-weight:var(--fw-semibold);color:var(--text-primary);align-items:center;gap:var(--sp-2);display:flex}.value-prop-item__desc{font-size:var(--fs-sm);color:var(--text-secondary);margin:0;line-height:1.45}.site-footer{padding-block:var(--sp-6);border-top:1px solid var(--border-subtle);background-color:var(--bg-surface);text-align:center;font-size:var(--fs-xs);color:var(--text-muted)}.site-footer__guarantee{align-items:center;gap:var(--sp-2);margin-bottom:var(--sp-2);font-family:var(--font-mono);font-weight:var(--fw-medium);color:var(--text-secondary);display:inline-flex}@media (prefers-reduced-motion:reduce){.showcase-stage__img{transition:none!important;transform:none!important}.showcase-info__title,.showcase-info__desc{transition:none!important}}.mouse-tester-shell{background-color:var(--bg-canvas);min-height:100vh;color:var(--text-primary);font-family:var(--font-sans);flex-direction:column;display:flex}.mouse-tester-container{width:100%;max-width:1240px;padding:var(--sp-4);margin-inline:auto}.mouse-toolbar{justify-content:space-between;align-items:center;gap:var(--sp-3);padding:var(--sp-2-5,10px) var(--sp-4);background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);margin-bottom:var(--sp-4);flex-wrap:wrap;display:flex}.mouse-toolbar__group{align-items:center;gap:var(--sp-3);flex-wrap:wrap;display:flex}.mouse-stat-badge{align-items:center;gap:var(--sp-1-5);font-family:var(--font-mono);font-size:var(--fs-xs);background-color:var(--bg-surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-xs);color:var(--text-secondary);padding:3px 8px;display:inline-flex}.mouse-stat-badge strong{color:var(--text-primary);font-variant-numeric:tabular-nums lining-nums}.mouse-stat-badge--glitch{background-color:var(--state-error-bg);border-color:var(--state-error-border);color:var(--state-error-text);font-weight:var(--fw-semibold)}.mouse-workstation-grid{gap:var(--sp-5);grid-template-columns:1fr;align-items:start;display:grid}@media (width>=960px){.mouse-workstation-grid{grid-template-columns:1.25fr 1fr}}.mouse-bench-card{background-color:var(--bg-surface);border:1px solid var(--border-component);border-radius:var(--radius-lg);padding:var(--sp-6);box-shadow:var(--shadow-sm);user-select:none;flex-direction:column;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.mouse-bench-card__header{width:100%;margin-bottom:var(--sp-4);font-family:var(--font-mono);font-size:var(--fs-xs);color:var(--text-muted);justify-content:space-between;align-items:center;display:flex}.mouse-chassis{background-color:var(--bg-surface-raised);border:2px solid var(--border-strong);width:260px;height:420px;box-shadow:var(--shadow-md), inset 0 2px 4px #0000000d;border-radius:90px 90px 80px 80px;flex-direction:column;align-items:center;padding-top:10px;display:flex;position:relative}.mouse-chassis__top-cluster{grid-template-columns:1fr 44px 1fr;align-items:stretch;gap:6px;width:240px;height:180px;display:grid;position:relative}.mouse-btn{background-color:var(--bg-keycap);border:1.5px solid var(--border-component);border-radius:var(--radius-sm);box-shadow:var(--shadow-cap);cursor:pointer;padding:var(--sp-2);transition:background-color var(--duration-instant) var(--ease-standard), border-color var(--duration-instant) var(--ease-standard), transform var(--duration-instant) var(--ease-spring), box-shadow var(--duration-instant) var(--ease-standard);flex-direction:column;justify-content:center;align-items:center;display:flex;position:relative}.mouse-btn__label{font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:var(--fw-semibold);color:var(--text-primary)}.mouse-btn__counter{font-family:var(--font-mono);font-size:var(--fs-2xs);color:var(--text-muted);font-variant-numeric:tabular-nums lining-nums;margin-top:2px}.mouse-btn--left{border-top-left-radius:75px;border-bottom-left-radius:12px}.mouse-btn--right{border-top-right-radius:75px;border-bottom-right-radius:12px}.mouse-wheel-hub{flex-direction:column;justify-content:space-between;align-items:center;gap:4px;padding:4px 0;display:flex}.mouse-btn--middle{background-color:var(--bg-surface);border:2px solid var(--border-component);border-radius:19px;flex-direction:column;justify-content:center;align-items:center;width:38px;height:70px;display:flex;position:relative;box-shadow:inset 0 2px 4px #0000001a}.mouse-wheel-tread{background-color:var(--border-strong);border-radius:1px;width:18px;height:2px;margin-block:2px}.scroll-direction-indicator{font-family:var(--font-mono);font-size:10px;font-weight:var(--fw-bold);color:var(--text-muted);border-radius:var(--radius-xs);transition:all var(--duration-instant) var(--ease-standard);justify-content:center;align-items:center;padding:2px 4px;display:inline-flex}.scroll-direction-indicator[data-active=true]{background-color:var(--brand-vermilion-soft);color:var(--brand-vermilion);transform:scale(1.1)}.mouse-side-cluster{flex-direction:column;gap:8px;display:flex;position:absolute;top:170px;left:-20px}.mouse-btn--side{background-color:var(--bg-keycap);border:1.5px solid var(--border-component);width:22px;height:52px;box-shadow:var(--shadow-sm);writing-mode:vertical-rl;font-family:var(--font-mono);font-size:9px;font-weight:var(--fw-semibold);color:var(--text-secondary);cursor:pointer;transition:all var(--duration-instant) var(--ease-standard);border-radius:12px 0 0 12px;justify-content:center;align-items:center;display:flex}.mouse-chassis__palm-rest{background:radial-gradient(circle at 50% 30%, var(--bg-surface) 0%, var(--bg-surface-raised) 100%);border:1px solid var(--border-subtle);justify-content:center;align-items:center;gap:var(--sp-2);border-radius:20px 20px 65px 65px;flex-direction:column;width:220px;height:210px;margin-top:10px;display:flex}.mouse-chassis__logo-mark{opacity:.75;width:auto;height:28px}.mouse-btn[data-state=pressed]{background-color:var(--state-pressed-bg);border-color:var(--state-pressed-border);box-shadow:var(--shadow-cap-pressed);transform:translateY(2px)}.mouse-btn[data-state=pressed] .mouse-btn__label{color:var(--state-pressed-text)}.mouse-btn[data-state=tested]{background-color:var(--state-tested-bg);border-color:var(--state-tested-border)}.mouse-btn[data-state=tested] .mouse-btn__label{color:var(--state-tested-text)}.mouse-btn[data-state=tested]:after{content:"";border-radius:var(--radius-full);background-color:var(--state-tested-mark);width:6px;height:6px;position:absolute;top:6px;right:6px}.mouse-btn[data-state=glitch]{background-color:var(--state-error-bg);border-color:var(--state-error-border);animation:.2s ease-in-out glitch-jitter;box-shadow:0 0 0 2px #cf2d5640}.mouse-btn[data-state=glitch] 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var(--border-component);border-radius:var(--radius-md);padding:var(--sp-4);box-shadow:var(--shadow-sm)}.glitch-detector-card__header{margin-bottom:var(--sp-3);justify-content:space-between;align-items:center;gap:var(--sp-2);display:flex}.glitch-detector-card__title{font-size:var(--fs-md);font-weight:var(--fw-bold);color:var(--text-primary);align-items:center;gap:var(--sp-1-5);display:flex}.glitch-status-indicator{font-family:var(--font-mono);font-size:var(--fs-2xs);font-weight:var(--fw-bold);text-transform:uppercase;letter-spacing:.04em;border-radius:var(--radius-xs);padding:3px 8px}.glitch-status-indicator--clean{background-color:var(--state-tested-bg);border:1px solid var(--state-tested-border);color:var(--state-tested-text)}.glitch-status-indicator--fault{background-color:var(--state-error-bg);border:1px solid var(--state-error-border);color:var(--state-error-text)}.interval-meter-well{background-color:var(--bg-surface-inset);border:1px solid 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var(--border-subtle);border-radius:var(--radius-md);padding:var(--sp-4);flex-grow:1}.mouse-event-table{border-collapse:collapse;width:100%;font-family:var(--font-mono);font-size:var(--fs-2xs);margin-top:var(--sp-2)}.mouse-event-table th{text-align:left;border-bottom:1px solid var(--border-component);color:var(--text-muted);font-weight:var(--fw-semibold);padding:4px 6px}.mouse-event-table td{border-bottom:1px solid var(--border-subtle);color:var(--text-secondary);font-variant-numeric:tabular-nums lining-nums;padding:4px 6px}.mouse-event-table tr:hover td{background-color:var(--bg-surface-raised);color:var(--text-primary)}.mouse-event-badge{font-size:9px;font-weight:var(--fw-bold);text-transform:uppercase;border-radius:2px;padding:1px 4px;display:inline-block}.mouse-event-badge--down{background-color:var(--state-pressed-bg);color:var(--state-pressed-text)}.mouse-event-badge--up{background-color:var(--state-tested-bg);color:var(--state-tested-text)}.mouse-event-badge--glitch{background-color:var(--state-error-bg);color:var(--state-error-text)}.screen-tester-shell{background-color:var(--bg-canvas);min-height:100vh;color:var(--text-primary);font-family:var(--font-sans);flex-direction:column;display:flex}.screen-tester-container{width:100%;max-width:1240px;padding:var(--sp-4);margin-inline:auto}.screen-toolbar{justify-content:space-between;align-items:center;gap:var(--sp-3);padding:var(--sp-2-5,10px) var(--sp-4);background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);margin-bottom:var(--sp-4);flex-wrap:wrap;display:flex}.screen-toolbar__group{align-items:center;gap:var(--sp-3);flex-wrap:wrap;display:flex}.screen-stat-badge{align-items:center;gap:var(--sp-1-5);font-family:var(--font-mono);font-size:var(--fs-xs);background-color:var(--bg-surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-xs);color:var(--text-secondary);padding:3px 8px;display:inline-flex}.screen-stat-badge strong{color:var(--text-primary);font-variant-numeric:tabular-nums lining-nums}.screen-stat-badge--hz{background-color:var(--brand-vermilion-soft);border-color:var(--brand-vermilion);color:var(--brand-vermilion);font-weight:var(--fw-bold)}.screen-workstation-grid{gap:var(--sp-5);grid-template-columns:1fr;align-items:start;display:grid}@media (width>=960px){.screen-workstation-grid{grid-template-columns:1.3fr 1fr}}.pixel-bench-card{background-color:var(--bg-surface);border:1px solid var(--border-component);border-radius:var(--radius-lg);padding:var(--sp-6);box-shadow:var(--shadow-sm);gap:var(--sp-4);flex-direction:column;display:flex}.pixel-bench-card__header{justify-content:space-between;align-items:flex-start;gap:var(--sp-3);display:flex}.pixel-bench-card__title{font-size:var(--fs-lg);font-weight:var(--fw-bold);color:var(--text-primary);margin:0 0 4px}.pixel-bench-card__desc{font-size:var(--fs-sm);color:var(--text-secondary);margin:0;line-height:1.45}.btn-launch-fullscreen{justify-content:center;align-items:center;gap:var(--sp-2);background-color:var(--brand-vermilion);width:100%;color:var(--brand-vermilion-text);font-size:var(--fs-base);font-weight:var(--fw-semibold);border-radius:var(--radius-md);cursor:pointer;min-height:48px;transition:background-color var(--duration-fast) var(--ease-standard), transform var(--duration-fast) var(--ease-spring);border:none;padding:12px 20px;text-decoration:none;display:inline-flex;box-shadow:0 1px 3px #e03d2740}.btn-launch-fullscreen:hover{background-color:var(--brand-vermilion-hover);transform:translateY(-1px)}.btn-launch-fullscreen:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}.color-swatch-row{gap:var(--sp-2);margin-top:var(--sp-1);grid-template-columns:repeat(5,1fr);display:grid}.color-swatch-item{flex-direction:column;align-items:center;gap:4px;display:flex}.color-swatch-dot{border-radius:var(--radius-xs);border:1px solid var(--border-component);cursor:pointer;width:100%;height:38px;transition:transform var(--duration-instant) var(--ease-spring);box-shadow:inset 0 1px 2px #0000001a}.color-swatch-dot:hover{transform:scale(1.04)}.color-swatch-label{font-family:var(--font-mono);font-size:var(--fs-2xs);color:var(--text-muted);text-transform:uppercase}.pixel-diagnostic-note{background-color:var(--bg-surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:var(--sp-3);font-size:var(--fs-xs);color:var(--text-secondary);flex-direction:column;gap:4px;line-height:1.45;display:flex}.pixel-diagnostic-note strong{color:var(--text-primary)}.fullscreen-canvas{z-index:9999;cursor:none;justify-content:center;align-items:center;width:100vw;height:100vh;transition:background-color .15s ease-out;display:flex;position:fixed;inset:0}.fullscreen-canvas[data-cursor=visible]{cursor:default}.fullscreen-hud{backdrop-filter:blur(12px);border-radius:var(--radius-full);align-items:center;gap:var(--sp-3);opacity:1;visibility:visible;z-index:10000;user-select:none;background-color:#141820d9;border:1px solid #ffffff2e;padding:8px 18px;transition:opacity .25s,visibility .25s;display:flex;position:fixed;bottom:32px;left:50%;transform:translate(-50%);box-shadow:0 12px 36px #00000080}.fullscreen-hud[data-hidden=true]{opacity:0;visibility:hidden;pointer-events:none}.fullscreen-hud__dots{align-items:center;gap:8px;display:flex}.fullscreen-hud__dot{border-radius:var(--radius-full);cursor:pointer;border:2px solid #ffffff4d;width:20px;height:20px;padding:0;transition:transform .12s,border-color .12s}.fullscreen-hud__dot:hover,.fullscreen-hud__dot[aria-current=true]{box-shadow:0 0 0 2px var(--brand-vermilion);border-color:#fff;transform:scale(1.2)}.fullscreen-hud__divider{background-color:#fff3;width:1px;height:18px}.fullscreen-hud__info{font-family:var(--font-mono);font-size:var(--fs-xs);color:#e9eff3;align-items:center;gap:var(--sp-2);display:flex}.fullscreen-hud__btn-exit{border-radius:var(--radius-sm);color:#fff;font-family:var(--font-mono);font-size:11px;font-weight:var(--fw-semibold);cursor:pointer;background:#ffffff1f;border:1px solid #fff3;min-height:32px;padding:4px 10px;transition:background-color .12s}.fullscreen-hud__btn-exit:hover{background:var(--brand-vermilion);border-color:var(--brand-vermilion)}.refresh-rate-card{background-color:var(--bg-surface);border:1px solid var(--border-component);border-radius:var(--radius-lg);padding:var(--sp-5);box-shadow:var(--shadow-sm);gap:var(--sp-4);flex-direction:column;display:flex}.refresh-rate-card__header{justify-content:space-between;align-items:center;gap:var(--sp-2);display:flex}.refresh-rate-card__title{font-size:var(--fs-md);font-weight:var(--fw-bold);color:var(--text-primary);align-items:center;gap:var(--sp-2);display:flex}.hz-gauge-well{background-color:var(--bg-surface-inset);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--sp-4);text-align:center;position:relative}.hz-gauge-value{font-family:var(--font-mono);font-size:clamp(2.5rem,4vw + 1rem,3.5rem);font-weight:var(--fw-bold);color:var(--brand-vermilion);font-variant-numeric:tabular-nums 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6px}.audio-tester-shell{background-color:var(--bg-canvas);min-height:100vh;color:var(--text-primary);font-family:var(--font-sans);flex-direction:column;display:flex}.audio-tester-container{width:100%;max-width:1240px;padding:var(--sp-4);margin-inline:auto}.audio-toolbar{justify-content:space-between;align-items:center;gap:var(--sp-3);padding:var(--sp-2-5,10px) var(--sp-4);background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);margin-bottom:var(--sp-4);flex-wrap:wrap;display:flex}.audio-toolbar__group{align-items:center;gap:var(--sp-3);flex-wrap:wrap;display:flex}.audio-stat-badge{align-items:center;gap:var(--sp-1-5);font-family:var(--font-mono);font-size:var(--fs-xs);background-color:var(--bg-surface-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-xs);color:var(--text-secondary);padding:3px 8px;display:inline-flex}.audio-stat-badge strong{color:var(--text-primary);font-variant-numeric:tabular-nums lining-nums}.audio-stat-badge--live{background-color:var(--state-tested-bg);border-color:var(--state-tested-border);color:var(--state-tested-text);font-weight:var(--fw-bold)}.audio-workstation-grid{gap:var(--sp-5);grid-template-columns:1fr;align-items:start;display:grid}@media (width>=960px){.audio-workstation-grid{grid-template-columns:1.25fr 1fr}}.soundstage-card{background-color:var(--bg-surface);border:1px solid var(--border-component);border-radius:var(--radius-lg);padding:var(--sp-5);box-shadow:var(--shadow-sm);gap:var(--sp-4);flex-direction:column;display:flex}.soundstage-card__header{justify-content:space-between;align-items:flex-start;gap:var(--sp-2);display:flex}.soundstage-card__title{font-size:var(--fs-lg);font-weight:var(--fw-bold);color:var(--text-primary);margin:0 0 4px}.soundstage-card__desc{font-size:var(--fs-sm);color:var(--text-secondary);margin:0;line-height:1.45}.soundstage-visualizer{background-color:var(--bg-surface-inset);border:1px solid var(--border-subtle);border-radius:var(--radius-md);height:120px;padding-inline:var(--sp-6);user-select:none;justify-content:space-between;align-items:center;display:flex;position:relative;overflow:hidden}.soundstage-ear-pod{z-index:2;flex-direction:column;align-items:center;gap:4px;display:flex}.soundstage-ear-pod__speaker{border-radius:var(--radius-full);background-color:var(--bg-surface);border:2px solid var(--border-component);width:48px;height:48px;color:var(--text-secondary);font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:var(--fw-bold);box-shadow:var(--shadow-sm);transition:all var(--duration-fast) var(--ease-standard);justify-content:center;align-items:center;display:flex}.soundstage-ear-pod[data-active=true] .soundstage-ear-pod__speaker{border-color:var(--brand-vermilion);color:var(--brand-vermilion);box-shadow:0 0 0 4px var(--brand-vermilion-soft);transform:scale(1.08)}.soundstage-ear-pod__label{font-family:var(--font-mono);font-size:var(--fs-2xs);color:var(--text-muted);text-transform:uppercase;font-weight:var(--fw-semibold)}.soundstage-pulse-line{background-color:var(--border-subtle);z-index:1;height:2px;position:absolute;top:50%;left:20%;right:20%;transform:translateY(-50%)}.soundstage-pulse-dot{border-radius:var(--radius-full);background-color:var(--brand-vermilion);width:10px;height:10px;transition:left .1s ease-out;position:absolute;top:-4px;left:50%;transform:translate(-50%)}.channel-btn-grid{gap:var(--sp-2-5,10px);grid-template-columns:1fr 1.2fr 1fr;display:grid}.btn-channel-test{justify-content:center;align-items:center;gap:var(--sp-1-5);border-radius:var(--radius-sm);min-height:44px;font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:var(--fw-semibold);cursor:pointer;background-color:var(--bg-surface-raised);border:1px solid 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