:root{--header-h:3.5rem;--radius:0.75rem;--shadow:0 4px 24px rgb(0 0 0/8%);--bg:#f4f6fb;--bg-elevated:#ffffff;--text:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--accent:#2563eb;--header-bg:rgb(255 255 255/72%)}[data-theme=dark]{--bg:#0b1120;--bg-elevated:#111827;--text:#f1f5f9;--text-muted:#94a3b8;--border:#1e293b;--accent:#60a5fa;--header-bg:rgb(15 23 42/78%);--shadow:0 4px 24px rgb(0 0 0/35%)}*,:after,:before{box-sizing:border-box}html{color-scheme:light dark}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:inherit;text-decoration:none}img{max-width:100%}.shell{min-height:100dvh;display:flex;flex-direction:column}.shell--tool{height:100dvh;overflow:hidden}.main{flex:1 1;padding:calc(var(--header-h) + 1.5rem) 1.25rem 2.5rem;max-width:72rem;margin:0 auto;width:100%}.main--tool{flex:1 1;min-height:0;padding:var(--header-h) 0 0;max-width:none;display:flex;flex-direction:column}.hero,.subtools-hero{margin-bottom:2rem}.subtools-hero h1{margin:0;font-size:clamp(1.75rem,4vw,2.25rem);letter-spacing:-.02em}.hero__row{justify-content:space-between;gap:1.25rem}.hero__desktop,.hero__row{display:flex;align-items:center}.hero__desktop{flex-shrink:0;flex-direction:column;justify-content:center;gap:.4rem;min-width:5.5rem;padding:1rem 1.1rem;border:1px solid color-mix(in srgb,var(--accent) 45%,var(--border));border-radius:calc(var(--radius) + .15rem);background:linear-gradient(160deg,color-mix(in srgb,var(--accent) 14%,var(--bg-elevated)),var(--bg-elevated));box-shadow:var(--shadow);color:var(--accent);text-decoration:none;transition:border-color .15s ease,transform .15s ease,box-shadow .15s ease}.hero__desktop:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 28px color-mix(in srgb,var(--accent) 22%,transparent)}.hero__desktop-icon{font-size:2.25rem;line-height:1}.hero__desktop-label{font-size:.8125rem;font-weight:700;letter-spacing:-.01em;text-align:center;line-height:1.2}.hero__text{flex:1 1;min-width:0}.hero h1{margin:0 0 .35rem;font-size:clamp(1.75rem,4vw,2.25rem);letter-spacing:-.02em}.hero p{margin:0;color:var(--text-muted)}@media (max-width:32rem){.hero__row{align-items:flex-start}.hero__desktop{min-width:4.75rem;padding:.85rem .75rem}.hero__desktop-icon{font-size:1.85rem}.hero__desktop-label{font-size:.75rem}}.group{margin-bottom:2.25rem;scroll-margin-top:calc(var(--header-h) + 1rem)}.group-nav{margin-bottom:2rem}.group-nav__list{display:flex;flex-wrap:wrap;gap:.5rem;margin:0;padding:0;list-style:none}.group-nav__link{display:inline-block;padding:.35rem .85rem;border:1px solid var(--border);border-radius:999px;font-size:.8125rem;font-weight:500;color:var(--text-muted);text-decoration:none;background:var(--bg-elevated);transition:color .15s ease,border-color .15s ease,background .15s ease}.group-nav__link:hover{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,var(--border));background:color-mix(in srgb,var(--accent) 8%,var(--bg-elevated))}.group__title{margin:0 0 1rem;font-size:1.1rem;font-weight:600}.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(16rem,1fr));grid-gap:1rem;gap:1rem}.tool-card{position:relative;display:flex;flex-direction:column;gap:.75rem;padding:1.1rem 1.15rem;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-elevated);box-shadow:var(--shadow);transition:transform .15s ease,border-color .15s ease}.tool-card:hover{transform:translateY(-2px);border-color:var(--accent)}.tool-card__link{display:flex;flex:1 1;flex-direction:column;gap:.75rem;min-width:0;color:inherit;text-decoration:none}.tool-card__favorite{position:absolute;top:.55rem;right:.55rem;z-index:1;display:flex;align-items:center;justify-content:center;width:1.85rem;height:1.85rem;padding:0;border:none;border-radius:999px;background:transparent;color:var(--text-muted);cursor:pointer;opacity:.55;transition:opacity .15s ease,color .15s ease,background .15s ease,transform .15s ease}.tool-card__favorite-icon{display:block;width:1.2rem;height:1.2rem;flex-shrink:0}.tool-card:hover .tool-card__favorite,.tool-card__favorite.is-active,.tool-card__favorite:focus-visible{opacity:1}.tool-card__favorite:hover{background:color-mix(in srgb,var(--text-muted) 12%,transparent);transform:scale(1.08)}.tool-card__favorite.is-active{color:#ef4444}.tool-card__favorite.is-active:hover{background:color-mix(in srgb,#ef4444 14%,transparent)}.group--favorites .group__title:before{content:"♥";-webkit-margin-end:.4rem;margin-inline-end:.4rem;color:#ef4444}.tool-card__head{display:flex;align-items:center;gap:.65rem;min-width:0;padding-right:1.35rem}.tool-card__icon{flex-shrink:0;width:2.75rem;height:2.75rem;border-radius:.65rem;display:grid;place-items:center;font-size:1.1rem;font-weight:700}.tool-card--blue .tool-card__icon{background:#dbeafe;color:#1d4ed8}.tool-card--violet .tool-card__icon{background:#ede9fe;color:#6d28d9}.tool-card--rose .tool-card__icon{background:#ffe4e6;color:#be123c}.tool-card--emerald .tool-card__icon{background:#d1fae5;color:#047857}.tool-card--amber .tool-card__icon{background:#fef3c7;color:#b45309}[data-theme=dark] .tool-card--blue .tool-card__icon{background:#1e3a5f;color:#93c5fd}[data-theme=dark] .tool-card--violet .tool-card__icon{background:#2e1065;color:#c4b5fd}[data-theme=dark] .tool-card--rose .tool-card__icon{background:#4c0519;color:#fda4af}[data-theme=dark] .tool-card--emerald .tool-card__icon{background:#064e3b;color:#6ee7b7}[data-theme=dark] .tool-card--amber .tool-card__icon{background:#451a03;color:#fcd34d}.tool-card__name{margin:0;font-size:1rem;font-weight:600;line-height:1.3;min-width:0}.tool-card__desc{margin:0;flex:1 1;font-size:.875rem;color:var(--text-muted)}.tool-frame{flex:1 1;width:100%;border:0;min-height:0}.site-footer,.tool-frame{background:var(--bg-elevated)}.site-footer{margin-top:auto;border-top:1px solid var(--border)}.site-footer__inner{max-width:72rem;margin:0 auto;padding:2.5rem 1.25rem 2rem;width:100%}.site-footer__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:2rem 1.5rem;gap:2rem 1.5rem}.site-footer__title{margin:0 0 .85rem;font-size:.8125rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--text-muted)}.site-footer__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.55rem}.site-footer__list a{font-size:.9375rem;color:var(--text);transition:color .15s ease}.site-footer__list a:hover{color:var(--accent)}.site-footer__social-wrap{display:flex;flex-direction:column;gap:.85rem}.site-footer__social{display:flex;flex-wrap:wrap;gap:.5rem}.site-footer__social-btn{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;padding:0;border:1px solid var(--border);border-radius:.5rem;background:var(--bg);color:var(--text);transition:border-color .15s ease,color .15s ease,background .15s ease}.site-footer__social-btn svg{width:1.2rem;height:1.2rem;display:block}.site-footer__social-btn:hover{border-color:var(--accent);color:var(--accent)}.site-footer__email{font-size:.9375rem;color:var(--text);transition:color .15s ease}.site-footer__email:hover{color:var(--accent)}.site-footer__col--reserve{min-height:1px}.site-footer__copy{margin:2rem 0 0;padding-top:1.5rem;border-top:1px solid var(--border);font-size:.8125rem;color:var(--text-muted);text-align:center}@media (max-width:40rem){.site-footer__grid{grid-template-columns:1fr;gap:1.75rem}.site-footer__col--reserve{display:none}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.back-to-top{position:fixed;right:1.25rem;bottom:1.25rem;z-index:50;width:2.75rem;height:2.75rem;padding:0;border:1px solid var(--border);border-radius:999px;background:color-mix(in srgb,var(--bg-elevated) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--text-muted);box-shadow:var(--shadow);cursor:pointer;display:grid;place-items:center;opacity:0;visibility:hidden;transform:translateY(.5rem);transition:opacity .2s ease,visibility .2s ease,transform .2s ease,color .15s ease,border-color .15s ease}.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}.back-to-top:hover{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,var(--border))}.back-to-top:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.back-to-top__icon{width:1.25rem;height:1.25rem}.header{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--header-h);justify-content:space-between;padding:0 1.25rem;border-bottom:1px solid var(--border);background:var(--header-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.header,.header__brand{display:flex;align-items:center}.header__brand{gap:.6rem;font-weight:700;letter-spacing:-.02em}.header__logo{width:2rem;height:2rem;flex-shrink:0;border-radius:.5rem;overflow:hidden;display:block}.header__logo img{width:100%;height:100%;display:block}.header__tagline{font-size:.75rem;font-weight:500;color:var(--text-muted)}.header__actions{display:flex;align-items:center;gap:.35rem}.header__btn{display:inline-flex;align-items:center;gap:.35rem;padding:.45rem .7rem;border:1px solid var(--border);border-radius:.5rem;background:var(--bg-elevated);color:var(--text);font-size:.8125rem;cursor:pointer;transition:border-color .15s ease}.header__btn:hover,.header__btn[aria-expanded=true]{border-color:var(--accent)}.header__btn--link{text-decoration:none}.header__btn--icon{padding:.45rem .55rem;font-size:1rem;line-height:1}.header__play{position:relative;display:inline-flex;align-items:center;gap:.15rem;padding:.4rem .55rem;border:1px dashed color-mix(in srgb,var(--accent) 55%,var(--border));border-radius:.5rem;background:color-mix(in srgb,var(--accent) 8%,var(--bg-elevated));color:var(--accent);font-size:.8125rem;font-weight:600;text-decoration:none;white-space:nowrap;transition:border-color .15s ease,background .15s ease,transform .15s ease}.header__play:hover{border-color:var(--accent);border-style:solid;background:color-mix(in srgb,var(--accent) 16%,var(--bg-elevated));transform:translateY(-1px)}.header__play-point{-webkit-margin-end:-.1rem;margin-inline-end:-.1rem;font-size:1rem;line-height:1;animation:header-play-nudge 1.2s ease-in-out infinite}@keyframes header-play-nudge{0%,to{transform:translateX(0)}50%{transform:translateX(2px)}}.lang{position:relative}.lang__nav{position:absolute;top:calc(100% + .4rem);inset-inline-end:0;max-height:min(24rem,70dvh);overflow-y:auto;min-width:10rem;padding:.35rem;border:1px solid var(--border);border-radius:.6rem;background:var(--bg-elevated);box-shadow:var(--shadow);list-style:none;margin:0}.lang__nav[hidden]{display:none}.lang__link{display:block;padding:.45rem .65rem;border-radius:.4rem;font-size:.875rem}.lang__link:hover,.lang__link[aria-current=page]{background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent)}.lang__seo{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.lang__seo a{display:block;padding:.25rem 0}.theme-menu{position:absolute;top:calc(100% + .4rem);inset-inline-end:0;min-width:8.5rem;padding:.35rem;border:1px solid var(--border);border-radius:.6rem;background:var(--bg-elevated);box-shadow:var(--shadow);list-style:none;margin:0}.theme-menu[hidden]{display:none}.theme-menu button{width:100%;text-align:left;padding:.45rem .65rem;border:0;border-radius:.4rem;background:transparent;color:var(--text);font-size:.875rem;cursor:pointer}.theme-menu button:hover,.theme-menu button[aria-pressed=true]{background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent)}