/* Shared UI layer. Keep processing logic and tool-specific layouts independent. */
:root{--bg:#fcfaf6;--white:#fffefa;--ink:#302c28;--muted:#696159;--line:#e6dfd5;--accent:#a84725;--shadow:0 8px 28px #40311b06}
[hidden]{display:none!important}
html{scroll-padding-top:24px}
body{min-width:280px}
button,input,select,textarea{font:inherit}
button,a,input,select,summary{touch-action:manipulation}
:where(button,input,select,textarea,summary,a):focus-visible{outline:3px solid var(--accent);outline-offset:4px}
:where(input,select,textarea){accent-color:var(--accent)}
:where(h1,h2,h3,p,li){overflow-wrap:break-word}
.skip{z-index:200}
.button{min-height:44px;border-radius:12px;font-weight:700;line-height:1.5}
.button.primary{background:var(--ink);color:var(--white);border-color:var(--ink)}
.button.secondary{background:var(--white);border-color:var(--line);color:var(--ink)}
.button:disabled{cursor:not-allowed;transform:none}
.button:hover:not(:disabled){box-shadow:0 4px 12px #40311b0c}
.app-header{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;padding-block:20px;border-bottom:1px solid var(--line)}.app-header-end{display:inline-flex;align-items:center;gap:12px;justify-self:end}.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--line);border-radius:11px;background:var(--white)}.lang-btn{min-height:36px;min-width:44px;padding:6px 10px;border:0;border-radius:8px;background:transparent;color:var(--muted);font-size:12px;font-weight:750;cursor:pointer}.lang-btn:hover{color:var(--ink);background:#f2ede5}.lang-btn[aria-pressed=true]{background:var(--ink);color:var(--white)}
.app-header .brand{font-size:22px;white-space:nowrap;gap:10px}
.app-header .brand-mark{width:38px;height:38px;border-radius:13px;font-size:28px;background:#f4c496}
.app-header .brand small{display:block;font-size:9px;letter-spacing:2.3px;line-height:1;margin:3px 0 0 1px}
.app-nav{display:flex;justify-content:center;gap:4px;min-width:0;width:auto;font-size:13px}
.app-nav a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:8px 13px;border-radius:11px;white-space:nowrap;color:var(--muted)}
.app-nav a:hover{background:#f2ede5;color:var(--ink)}
.app-nav a[aria-current]{background:var(--ink);color:var(--white)}
.app-main-link{display:inline-flex;align-items:center;min-height:44px;font-size:12px;font-weight:650;white-space:nowrap;color:var(--muted)}
.app-main-link:hover{color:var(--accent)}
/* Home: compact introduction, then the real tools. */
.home-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:80px;align-items:center;padding-block:48px 50px}
.home-eyebrow{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:10px;font-weight:750;letter-spacing:1.6px;margin:0 0 12px}
.home-hero-copy>.home-eyebrow{font-size:12px;letter-spacing:1px}
.home-hero-copy>.home-eyebrow>span{display:grid;place-items:center;width:29px;height:29px;border-radius:10px;background:#f6e6d4;font-size:19px;letter-spacing:0}
.home-hero h1{font-size:clamp(36px,4.1vw,53px);line-height:1.35;letter-spacing:-1.7px;margin:12px 0 17px}
.home-lead{font-size:15px;color:var(--muted);line-height:1.9;margin:0 0 20px}
.home-trust{display:flex;flex-wrap:wrap;gap:9px 18px;color:#42644e;font-size:12px;font-weight:650}
.quick-start{background:linear-gradient(135deg,#f4ecdf,#f4eee5 60%,#e9efe6);border:1px solid #e5dccf;border-radius:24px;padding:23px;position:relative}
.quick-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.quick-heading .home-eyebrow{font-size:9px;margin:0}
.quick-dot{width:7px;height:7px;border-radius:50%;background:#55735d;box-shadow:0 0 0 4px #55735d12}
.quick-start h2{font-size:23px;letter-spacing:-.6px;margin:10px 0 0}
.quick-start>p{font-size:12px;color:var(--muted);margin:3px 0 16px}
.quick-start>a{display:flex;align-items:center;gap:12px;padding:12px 14px;margin-top:8px;background:#fffefa;border:1px solid #e5dccf;border-radius:13px;transition:transform .15s,border-color .15s}
.quick-start>a:hover{border-color:#bd9a78;transform:translateX(3px)}
.quick-icon{width:35px;height:35px;flex:none;display:grid;place-items:center;font-size:17px;font-weight:750;border-radius:10px}
.quick-start strong{display:block;font-size:13px;font-weight:700}
.quick-start small{display:block;font-size:11px;color:var(--muted);margin-top:1px}
.quick-start>a>span:last-child{margin-left:auto;font-size:18px;color:var(--muted)}
.home-catalog{position:relative;padding-bottom:40px}
.catalog-anchor{position:absolute;top:0;left:0;scroll-margin-top:24px}
.catalog-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:20px}
.catalog-heading h2{font-size:26px;letter-spacing:-.6px;line-height:1.4;margin:0}
.catalog-heading .home-eyebrow{margin-bottom:7px}
#catalog-count{font-size:12px;color:var(--muted);margin:0;white-space:nowrap;font-variant-numeric:tabular-nums}
.catalog-controls{margin-bottom:24px}
.search-label{display:block;font-size:12px;font-weight:700;margin-bottom:7px;color:var(--muted)}
.catalog-search{display:flex;align-items:center;gap:12px;min-height:58px;border:1px solid #b8aa9c;border-radius:14px;background:var(--white);padding:4px 12px 4px 18px;box-shadow:var(--shadow)}
.catalog-search:focus-within{outline:3px solid #a8472530;border-color:var(--accent)}
.catalog-search>span{font-size:28px;color:var(--muted);line-height:1}
.catalog-search input{flex:1;min-width:0;width:100%;min-height:44px;border:0;background:transparent;padding:8px 0;font-size:16px;color:var(--ink);outline:none}
.catalog-search input:focus-visible{outline:none}
.catalog-search input::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none}
.catalog-search input::placeholder{color:#80766d;opacity:1}
.catalog-search kbd{border:1px solid var(--line);border-radius:6px;min-width:24px;text-align:center;padding:1px 6px;font-size:12px;color:var(--muted);background:var(--bg)}
#search-clear{min-height:44px;min-width:48px;border:0;border-radius:8px;background:#f4eee6;color:var(--ink);font-size:12px;cursor:pointer}
.search-hint{font-size:11px;color:var(--muted);margin:7px 0 15px}
.catalog-filters{display:flex;flex-wrap:wrap;gap:8px}
.filter-chip{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:8px 15px;border-radius:11px;border:1px solid var(--line);background:var(--white);color:var(--muted);font-size:13px;cursor:pointer;transition:background .15s,border-color .15s}
.filter-chip .filter-count,.filter-chip>span:last-child{font-size:11px;min-width:19px;text-align:center;border-radius:5px;background:#f3eee7;color:var(--muted);padding:0 4px;font-variant-numeric:tabular-nums}
.filter-chip:hover{border-color:#bca991;color:var(--ink)}
.filter-chip[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:var(--white)}
.filter-chip[aria-pressed=true] .filter-count,.filter-chip[aria-pressed=true]>span:last-child{background:#534a42;color:#fffefa}
.tool-catalog{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.tool-card{display:flex;flex-direction:column;min-width:0;border:1px solid var(--line);border-radius:17px;background:var(--white);padding:20px;box-shadow:0 2px 4px #40311b03;transition:border-color .15s,box-shadow .15s,transform .15s}
.tool-card:hover{border-color:#b89b80;box-shadow:0 8px 22px #40311b0a;transform:translateY(-3px)}
.tool-card-top{display:flex;align-items:center;gap:8px;margin-bottom:15px}
.tool-symbol{display:grid;place-items:center;width:36px;height:36px;flex:none;border-radius:11px;font-size:13px;font-weight:800}
.tool-category{font-size:10px;color:var(--muted);letter-spacing:.1px}
.tool-arrow{margin-left:auto;font-size:17px;color:#8e8072}
.tool-card h3{font-size:15px;line-height:1.5;font-weight:750;letter-spacing:-.25px;margin:0 0 7px}
.tool-card p{font-size:12px;line-height:1.8;color:var(--muted);margin:0}
.catalog-empty{text-align:center;padding:44px 20px;border:1px dashed #cbbbA7;border-radius:18px;background:var(--white)}
.catalog-empty>span{display:block;font-size:38px;color:var(--muted)}
.catalog-empty h3{font-size:20px;margin:10px 0}
.catalog-empty p{font-size:14px;color:var(--muted);overflow-wrap:anywhere}
.catalog-empty button{cursor:pointer;margin-top:8px}
.catalog-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:20px;color:var(--muted);font-size:11px}
.catalog-bottom p{margin:0}
.catalog-bottom a{display:inline-flex;align-items:center;min-height:44px;white-space:nowrap;text-decoration:underline;text-underline-offset:3px}
.home-about{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;padding:30px;background:#f2ede5;border:1px solid var(--line);border-radius:20px;margin-bottom:42px}
.home-about h2{font-size:23px;letter-spacing:-.6px;margin:0 0 10px}
.home-about p:not(.home-eyebrow){font-size:13px;color:var(--muted);margin:0}
.roadmap{font-size:13px;border:1px solid #ddd3c5;border-radius:13px;background:var(--white);padding:7px 16px}
.roadmap summary{min-height:44px;line-height:1.6;padding-block:12px;font-weight:700;cursor:pointer}
.roadmap details+details{border-top:1px solid var(--line)}
.roadmap details[open]{padding-bottom:12px}
.roadmap a{display:inline-block;padding:12px 0;color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.catalog-noscript{font-size:13px;color:var(--muted)}
/* Tool pages: the same visual language, without changing tool behavior. */
:is(.text-main,.count-main,.codec-main,.seo-main){padding-top:22px}
:is(.text-breadcrumb,.codec-crumb,.seo-crumb){font-size:12px;margin-bottom:18px;line-height:1.8}
:is(.text-breadcrumb,.codec-crumb,.seo-crumb) a{color:var(--muted);text-underline-offset:4px}
:is(.text-heading h1,.count-heading h1,.codec-main h1,.seo-main h1,.tool-hero h1,.tool-index-hero h1){font-size:clamp(28px,3.1vw,38px);line-height:1.4;letter-spacing:-1px}
:is(.text-tabs,.codec-tabs,.seo-tabs,.compare-tabs){padding:5px;background:#f0ebe3;border:1px solid var(--line);border-radius:14px;gap:5px;width:fit-content;max-width:100%;margin-block:20px}
:is(.text-tabs,.codec-tabs,.seo-tabs,.compare-tabs) a{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:10px;background:transparent;padding:9px 15px;color:var(--muted);min-height:44px}
:is(.text-tabs,.codec-tabs,.seo-tabs,.compare-tabs) a:hover{background:#fffefa;color:var(--ink)}
:is(.text-tabs,.codec-tabs,.seo-tabs,.data-tabs) a[aria-current]{background:var(--white);color:var(--ink);border-color:var(--line);box-shadow:0 2px 4px #302c2808;font-weight:800}
:is(.text-editor,.codec-panel,.seo-panel,.tool-panel,.count-panel){border-radius:18px;box-shadow:var(--shadow)}
:is(.text-options,.text-help,.codec-help,.seo-help){border-radius:16px}
:is(.text-main,.codec-main,.seo-main,.count-main) textarea{border-color:#b9ad9d;border-radius:12px;padding:15px;line-height:1.8}
:is(.text-main,.codec-main,.seo-main) textarea[readonly]{background:#f8f5ef}
:is(.text-main,.codec-main,.seo-main,.tool-page) select{border-color:#b9ad9d}
:is(.text-help,.codec-help,.seo-help){background:#f6f2eb}
:is(.text-memory,.text-help,.codec-help,.seo-help) summary{color:var(--muted)}
:is(.text-private,.count-private,.codec-private,.seo-private){border-radius:9px;padding:6px 11px;line-height:1.7}
.text-runbar{background:#f3ede3;border:1px solid var(--line);border-radius:16px;padding:0 18px 16px}
.codec-flow-box{background:#f3ede3;border-radius:12px}
.tool-hero,.tool-index-hero{padding-block:28px 20px}
.tool-hero .lead{font-size:15px;margin-bottom:12px}
.tool-hero .hero-note{margin-top:10px}
.tool-panel h2{font-size:18px}
.privacy-banner{background:#edf3ec;border-color:#d5e2d4;color:#4c6651;border-radius:12px}
.dropzone{border-color:#bca991;border-radius:15px;background:#f9f5ed;min-height:152px}
.dropzone:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.icon-btn{width:44px;height:44px;min-width:44px}
.reorder-btns{flex-wrap:wrap;max-width:100%}
.codec-presets .button[aria-pressed=true]{background:#fbe0cd;border-color:var(--accent);color:#71341d}
.control-input,.control-select{min-height:44px}
.status-pill.error{margin:16px 0 0;padding:10px 14px}
.footer{background:#f5f0e8}
.footer-inner a{min-height:44px;display:inline-flex;align-items:center}
@media(max-width:1050px){.app-header{gap:16px}.app-nav a{padding-inline:10px}.home-hero{gap:38px}.tool-catalog{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:800px){.app-header{grid-template-columns:1fr auto;gap:12px;padding-block:16px 10px}.app-header .brand{grid-column:1;grid-row:1}.app-header-end{grid-column:2;grid-row:1;gap:8px}.app-main-link{font-size:11px}.app-nav{grid-column:1/-1;grid-row:2;justify-content:flex-start;width:100%;overflow-x:auto;overscroll-behavior-x:contain;gap:4px;padding:4px;scroll-padding-inline:4px}.app-nav a{flex:none;font-size:13px;padding-inline:13px}.home-hero{gap:28px;padding-block:32px 36px}.home-hero h1{font-size:40px}.quick-start{padding:18px}.quick-start strong{font-size:12px}.quick-start small{font-size:10px}.quick-start>a{padding:10px;gap:9px}.tool-catalog{grid-template-columns:repeat(2,minmax(0,1fr))}.home-about{gap:24px}}
@media(max-width:640px){
 .app-nav{gap:2px}.app-nav a{padding-inline:6px;font-size:12px;flex:1 0 auto}
 .home-hero{display:block;padding-block:22px 26px}.home-hero h1{font-size:36px;letter-spacing:-1.2px;margin:8px 0 12px}.home-hero-copy>.home-eyebrow{font-size:11px;margin-bottom:10px}.home-lead{font-size:14px;margin-bottom:14px}.home-trust{font-size:11px;gap:12px}.quick-start{display:none}
 .catalog-heading{align-items:flex-start;gap:10px;margin-bottom:16px}.catalog-heading h2{font-size:22px}.catalog-heading .home-eyebrow{font-size:9px;letter-spacing:1px;margin-bottom:5px}#catalog-count{font-size:11px;padding-top:24px}.catalog-controls{margin-bottom:17px}.catalog-search{min-height:54px;padding-left:12px;gap:9px}.catalog-search input{font-size:16px}.catalog-search kbd{display:none}.search-hint{font-size:11px;margin-bottom:12px}
 .catalog-filters{gap:7px}.filter-chip{flex:1 1 auto;padding:8px 12px;font-size:12px}.tool-card{padding:17px}.tool-card-top{margin-bottom:12px}.tool-card h3{font-size:15px}.tool-card p{font-size:12px}.tool-catalog{gap:11px}.catalog-bottom{flex-direction:column;align-items:flex-start;gap:2px;margin-top:18px}.home-catalog{padding-bottom:28px}
 .home-about{grid-template-columns:1fr;padding:23px;gap:20px;margin-bottom:28px}.home-about h2{font-size:21px}.home-about br{display:none}.home-about .home-eyebrow{font-size:9px}
 :is(.text-main,.count-main,.codec-main,.seo-main){padding-top:18px}.text-runbar{padding-inline:14px}.text-tabs,.codec-tabs,.seo-tabs{width:100%;gap:4px;margin-block:18px}.text-tabs a,.codec-tabs a,.seo-tabs a{flex:1 1 auto;padding:8px 11px;font-size:12px}
 .tool-hero,.tool-index-hero{padding-block:20px 16px}.tool-hero .lead{font-size:14px}.tool-panel{padding:18px}.tool-actions{gap:8px}.tool-actions .button{flex:1 1 auto;padding:11px 14px;font-size:14px}.control-input,.control-select{font-size:16px}.dropzone{min-height:140px;padding:22px 15px}.dropzone-hint{font-size:12px}.privacy-banner{font-size:12px}
 .file-row,.page-row{gap:9px}.reorder-btns{flex-wrap:wrap}.file-row .file-row-main{flex-basis:calc(100% - 36px)}.footer-inner{column-gap:14px}.footer .brand{font-size:18px}
}
@media(max-width:420px){.tool-catalog{grid-template-columns:1fr}.tool-card{padding:17px 19px}.tool-card-top{margin-bottom:9px}.tool-card h3{font-size:16px}.tool-card p{font-size:13px}.catalog-heading{flex-wrap:wrap;gap:6px}#catalog-count{padding-top:0}.app-header{gap:8px}.app-header .brand{font-size:18px;gap:8px}.app-header .brand-mark{width:32px;height:32px;font-size:22px;border-radius:11px}.app-header .brand small{font-size:8px;letter-spacing:1.8px}.app-header-end{gap:6px;min-width:0}.lang-switch{padding:2px;border-radius:9px}.lang-btn{min-width:40px;min-height:32px;padding:4px 8px;font-size:11px;border-radius:7px}.app-main-link{font-size:10px;min-height:32px}.home-trust{gap:8px 12px}}
@media(max-width:360px){.app-header{grid-template-columns:minmax(0,1fr) auto;gap:6px}.app-main-link{display:none}.lang-btn{min-width:36px;padding:4px 6px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tool-card,.quick-start>a,.filter-chip{transition:none}.tool-card:hover,.quick-start>a:hover{transform:none}}
@media(forced-colors:active){.filter-chip[aria-pressed=true],.app-nav a[aria-current],:is(.text-tabs,.codec-tabs,.seo-tabs,.data-tabs) a[aria-current]{outline:2px solid Highlight}.tool-card{border:1px solid CanvasText}}

/* AmpCub's electric bear: one local asset, no scripts or decorative motion. */
.ampcub-mascot{display:block;max-width:100%;height:auto;aspect-ratio:1;object-fit:contain;pointer-events:none;filter:drop-shadow(0 7px 8px #71341d12)}
.mascot-greeting{display:flex;align-items:center;justify-content:space-between;gap:12px;min-width:0}
.mascot-greeting .home-eyebrow{font-size:12px;letter-spacing:1px;margin:0 0 12px}
.mascot-bolt{display:grid;place-items:center;flex:none;width:29px;height:29px;border-radius:10px;background:#ffe5ac;color:#a4511f;font-size:20px;letter-spacing:0}
.mascot-mobile{display:none}
.home-page .quick-start{background:radial-gradient(ellipse at 85% 10%,#ffedc5,transparent 60%),#f5ede1}
.mascot-quick-intro{display:grid;grid-template-columns:minmax(0,1fr) 168px;gap:8px;align-items:center;margin:-8px -6px 4px 0}
.mascot-quick-copy{min-width:0}
.mascot-quick-copy .home-eyebrow{font-size:9px;letter-spacing:1.4px;color:#9b512c;margin:0 0 8px}
.mascot-quick-copy h2{margin:0;font-size:23px;line-height:1.45}
.mascot-quick-copy>p:last-child{font-size:12px;line-height:1.8;color:var(--muted);margin:7px 0 0}
.mascot-desktop{width:168px}
@media(min-width:641px) and (max-width:900px){
 .mascot-quick-intro{grid-template-columns:minmax(0,1fr) 104px;gap:6px;margin-top:-4px}
 .mascot-desktop{width:104px}.mascot-quick-copy h2{font-size:20px}.mascot-quick-copy .home-eyebrow{font-size:8px;letter-spacing:.8px}
}
@media(max-width:640px){
 .mascot-greeting{min-height:80px;margin-bottom:2px}
 .mascot-greeting .home-eyebrow{font-size:11px;letter-spacing:.5px;margin:0}
 .mascot-mobile{display:block;width:80px;flex:0 0 80px}
}