/* ===========================================================
   MERGIO | file workshop
   Design system: Fluent-inspired (Microsoft 365 / Windows 11)
   Light surface, soft elevation, per-bench accent colors,
   buttery-smooth motion.
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Plus+Jakarta+Sans:wght@600;700;800&display=swap');

:root{
  --header-h:    58px; /* JS overrides this to the real measured height */

  /* ---- neutrals (Fluent palette) ---- */
  --n-bg:        #f6f7fb;
  --n-bg-alt:    #eef1f7;
  --n-surface:   #ffffff;
  --n-surface-2: #fbfbfd;
  --n-border:    #e2e5ec;
  --n-border-strong: #d3d7e0;
  --n-text:      #1b1f27;
  --n-text-soft: #4b5160;
  --n-text-faint: #636b7b;
  --n-scrim:     rgba(16,20,32,0.48);

  /* ---- brand / accent ---- */
  --accent:       #2564cf;
  --accent-hov:   #1d55b3;
  --accent-soft:  #eaf1fd;
  --accent-ring:  rgba(37,100,207,0.28);

  /* ---- per-bench category accent colors ---- */
  --c-pdf:            #d64545;
  --c-pdf-soft:       #fdecec;
  --c-image:          #e0793c;
  --c-image-soft:     #fdf1e6;
  --c-video:          #7a4fd6;
  --c-video-soft:     #f1ecfc;
  --c-audio:          #1f9e6d;
  --c-audio-soft:     #e8f7f0;
  --c-text:           #2564cf;
  --c-text-soft:      #eaf1fd;
  --c-convert:        #0e9aa8;
  --c-convert-soft:   #e6f7f9;
  --c-converter:      #0e9aa8;
  --c-converter-soft: #e6f7f9;
  --c-converters:     #0e9aa8;
  --c-converters-soft:#e6f7f9;
  --c-utility:        #0f766e;
  --c-utility-soft:   #ccfbf1;

  --success:      #107c10;
  --success-soft: #e8f5e9;
  --danger:       #d13438;
  --danger-soft:  #fdecec;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-1: 0 1px 2px rgba(20,24,38,0.06), 0 1px 1px rgba(20,24,38,0.04);
  --shadow-2: 0 4px 12px rgba(20,24,38,0.08), 0 1px 2px rgba(20,24,38,0.05);
  --shadow-3: 0 12px 32px rgba(20,24,38,0.12), 0 2px 6px rgba(20,24,38,0.06);
  --shadow-4: 0 28px 60px rgba(15,18,30,0.24), 0 6px 16px rgba(15,18,30,0.10);

  --ease: cubic-bezier(.2,.8,.2,1);
  --ease-out: cubic-bezier(.16,1,.3,1);

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Plus Jakarta Sans', 'Inter', var(--font);
}

/* ---------- dark mode palette ---------- */
[data-theme="dark"]{
  --n-bg:        #12141a;
  --n-bg-alt:    #181b22;
  --n-surface:   #1e222c;
  --n-surface-2: #232834;
  --n-border:    #2c3240;
  --n-border-strong: #3d4558;
  --n-text:      #f0f3f8;
  --n-text-soft: #a8b2c4;
  --n-text-faint:#6d778d;
  --n-scrim:     rgba(0,0,0,0.72);
  --n-accent-soft: rgba(37,100,207,0.2);

  --shadow-1: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-2: 0 4px 16px rgba(0,0,0,0.35);
  --shadow-3: 0 12px 36px rgba(0,0,0,0.45);
  --shadow-4: 0 28px 64px rgba(0,0,0,0.55);
}

[data-theme="dark"] body{
  background:
    radial-gradient(1100px 520px at 12% -8%, rgba(37,100,207,0.12), transparent 60%),
    radial-gradient(900px 480px at 100% 0%, rgba(135,100,184,0.10), transparent 55%),
    var(--n-bg);
}

[data-theme="dark"] header.site{
  background: rgba(24, 27, 34, 0.85);
}

[data-theme="dark"] .brand-mark{
  background: #232834;
  border-color: var(--n-border);
}

[data-theme="dark"] nav.top-nav{
  background: rgba(255,255,255,0.06);
  border-color: var(--n-border);
}

[data-theme="dark"] nav.top-nav a:hover{
  background: rgba(255,255,255,0.1);
  color: #fff;
}

[data-theme="dark"] .cs-input-wrapper{
  background: #1e222c;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

[data-theme="dark"] #centralSearchInput{
  color: #f0f3f8;
}

[data-theme="dark"] .search-results-grid{
  background: #1e222c;
  border-color: var(--n-border);
}

[data-theme="dark"] #pageTransition{
  background: rgba(18, 20, 26, 0.96);
}

[data-theme="dark"] .pt-logo{
  background: #1e222c;
  border-color: var(--n-border);
}

[data-theme="dark"] .tool-card{
  background: #1e222c;
  border-color: var(--n-border);
}
[data-theme="dark"] .tool-card .tile,
[data-theme="dark"] .ws-head .tile,
[data-theme="dark"] .sr-icon {
  background: color-mix(in srgb, var(--tile-color, var(--accent)) 16%, #1e222c);
}

[data-theme="dark"] .bench-card{
  background: #1e222c;
  border-color: var(--n-border);
}

[data-theme="dark"] .workspace{
  background: #181b22;
  border-color: var(--n-border);
}

[data-theme="dark"] .dropzone{
  background: rgba(255,255,255,0.02);
  border-color: var(--n-border-strong);
}

[data-theme="dark"] .opt-box{
  background: #1e222c;
  border-color: var(--n-border);
}

[data-theme="dark"] .strip{
  background: #181b22;
  border-color: var(--n-border);
}

[data-theme="dark"] .how-step, [data-theme="dark"] .bh-card, [data-theme="dark"] .faq-card{
  background: #1e222c;
  border-color: var(--n-border);
}

[data-theme="dark"] .hero-stat{
  background: #1e222c;
  border-color: var(--n-border);
}

/* ---------- category-based accent overrides ---------- */
body[data-bench="pdf"] { --accent: var(--c-pdf); --accent-soft: var(--c-pdf-soft); --accent-ring: rgba(214,69,69,0.28); --accent-hov: #b83333; }
body[data-bench="image"] { --accent: var(--c-image); --accent-soft: var(--c-image-soft); --accent-ring: rgba(224,121,60,0.28); --accent-hov: #c66228; }
body[data-bench="video"] { --accent: var(--c-video); --accent-soft: var(--c-video-soft); --accent-ring: rgba(122,79,214,0.28); --accent-hov: #6336be; }
body[data-bench="audio"] { --accent: var(--c-audio); --accent-soft: var(--c-audio-soft); --accent-ring: rgba(31,158,109,0.28); --accent-hov: #188158; }
body[data-bench="text"] { --accent: var(--c-text); --accent-soft: var(--c-text-soft); --accent-ring: rgba(37,100,207,0.28); --accent-hov: #1d55b3; }
body[data-bench="converters"] { --accent: var(--c-convert); --accent-soft: var(--c-convert-soft); --accent-ring: rgba(14,154,168,0.28); --accent-hov: #0b7c87; }
body[data-bench="utility"] { --accent: var(--c-utility); --accent-soft: var(--c-utility-soft); --accent-ring: rgba(91,100,114,0.28); --accent-hov: #474f5b; }


*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; overflow-x:hidden; width:100%; max-width:100vw; }
::selection{ background:var(--accent-soft); color:var(--accent-hov); }

body{
  background:
    radial-gradient(1100px 520px at 12% -8%, rgba(37,100,207,0.08), transparent 60%),
    radial-gradient(900px 480px at 100% 0%, rgba(135,100,184,0.06), transparent 55%),
    var(--n-bg);
  color:var(--n-text);
  font-family:var(--font);
  min-height:100vh;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  padding-bottom: 88px;
  overflow-x:hidden;
  width:100%;
  max-width:100vw;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

a{ color:inherit; }
button{ font-family:inherit; }
svg{ display:block; fill:none; stroke:currentColor; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; }
svg polygon, svg circle, svg rect, svg line, svg polyline{ fill:none; stroke:currentColor; }
.icon{ width:20px; height:20px; flex-shrink:0; }

/* ============================= HEADER ============================= */
header.site{
  position:sticky; top:0; z-index:500;
  background:rgba(255,255,255,0.78);
  backdrop-filter:blur(16px) saturate(1.4);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);
  border-bottom:1px solid var(--n-border);
  transition:box-shadow .25s var(--ease), background .25s var(--ease);
}
header.site.scrolled{ box-shadow:0 2px 16px rgba(20,24,38,0.06); }
.header-inner{
  max-width:1220px; margin:0 auto; padding:12px 28px;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
}
.brand{ display:flex; align-items:center; gap:11px; cursor:pointer; border-radius:10px; padding:4px 6px; margin:-4px -6px; transition:background .15s var(--ease); }
.brand:hover{ background:var(--n-bg-alt); }
.brand-mark{
  width:36px; height:36px; border-radius:10px;
  overflow:hidden; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 3px 10px rgba(0,0,0,0.12);
  border:1px solid rgba(0,0,0,0.06);
  background:#fff;
  transition:transform .25s cubic-bezier(0.16, 1, 0.3, 1);
}
.brand:hover .brand-mark{ transform:scale(1.08) rotate(-3deg); }
.brand-mark img{
  width:100%; height:100%; object-fit:cover; display:block;
}
.brand-text{ font-weight:700; font-size:16.5px; letter-spacing:-0.2px; color:var(--n-text); }
.brand-text span{ color:var(--accent); }
.brand-sub{ font-size:10.5px; color:var(--n-text-faint); letter-spacing:.3px; margin-top:0px; }

nav.top-nav{
  display: flex;
  align-items: center;
  gap: 3px;
  background: var(--n-bg-alt);
  border: 1px solid var(--n-border);
  padding: 3px 4px;
  border-radius: 12px;
  white-space: nowrap;
  flex-shrink: 0;
}
nav.top-nav a{
  text-decoration: none;
  color: var(--n-text-soft);
  padding: 6px 12px;
  border-radius: 8px;
  transition: all .18s cubic-bezier(0.16, 1, 0.3, 1);
  font-weight: 600;
  font-size: 13px;
  flex-shrink: 0;
}
nav.top-nav a:hover{ color: var(--n-text); background: var(--n-surface); }
nav.top-nav a.active{ color: #fff; background: var(--accent); box-shadow: 0 2px 10px rgba(37,100,207,0.35); }

.privacy-pill{
  font-size:11.5px; font-weight:600; color:var(--success);
  background:var(--success-soft); border:1px solid rgba(16,124,16,0.16); border-radius:20px; padding:6px 12px 6px 10px;
  display:flex; align-items:center; gap:6px; white-space:nowrap;
  transition:transform .2s ease;
}
.privacy-pill:hover{ transform:translateY(-1px); }
.privacy-pill::before{ content:""; width:6px; height:6px; border-radius:50%; background:var(--success); box-shadow:0 0 0 3px rgba(16,124,16,0.15); }

/* ============================= RULER NAV (segmented pivot) ============================= */
.ruler-nav{
  max-width:1220px; margin:34px auto 0; padding:0 28px 6px;
  display:flex; gap:6px; flex-wrap:wrap; position:sticky; top:64px; z-index:40;
}
.ruler-nav::before{ content:none; }
.ruler-tab{
  font-size:13.5px; font-weight:600; letter-spacing:.1px;
  background:var(--n-surface); border:1px solid var(--n-border); color:var(--n-text-soft);
  padding:10px 18px; border-radius:24px; cursor:pointer; position:relative;
  display:flex; align-items:center; gap:9px; transition:all .18s var(--ease); box-shadow:var(--shadow-1);
}
.ruler-tab .dot{ width:8px; height:8px; border-radius:50%; background:var(--n-border-strong); transition:background .18s var(--ease); }
.ruler-tab:hover{ border-color:var(--n-border-strong); color:var(--n-text); transform:translateY(-1px); box-shadow:var(--shadow-2); }
.ruler-tab.active{ border-color:transparent; color:#fff; background:var(--tab-color, var(--accent)); box-shadow:0 6px 16px -4px var(--tab-color, var(--accent-ring)); }
.ruler-tab.active .dot{ background:#fff; }
.ruler-tab:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }

.ruler-tab[data-target="cat-pdf"]{ --tab-color:var(--c-pdf); }
.ruler-tab[data-target="cat-image"]{ --tab-color:var(--c-image); }
.ruler-tab[data-target="cat-video"]{ --tab-color:var(--c-video); }
.ruler-tab[data-target="cat-text"]{ --tab-color:var(--c-text); }
.ruler-tab[data-target="cat-audio"]{ --tab-color:var(--c-audio); }
.ruler-tab[data-target="cat-converter"], .ruler-tab[data-target="cat-converters"]{ --tab-color:var(--c-converter); }
.ruler-tab[data-target="cat-utility"]{ --tab-color:var(--c-utility); }

/* ============================= SECTIONS ============================= */
.category-section{ max-width:1220px; margin:0 auto; padding:40px 28px 30px; scroll-margin-top:130px; }
.category-section.hidden{ display:none; }

.section-head{ display:flex; align-items:center; gap:12px; margin-bottom:22px; flex-wrap:wrap; }
.section-head .bench-icon{
  width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  background:var(--bench-soft, var(--accent-soft)); color:var(--bench-color, var(--accent));
}
.section-head h2{ font-size:22px; font-weight:700; letter-spacing:-.3px; }
.section-head .count{ font-size:12px; color:var(--n-text-faint); font-weight:600; background:var(--n-bg-alt); padding:4px 10px; border-radius:20px; margin-left:2px; }

#cat-pdf .bench-icon, .cat-pdf .bench-icon{ --bench-soft:var(--c-pdf-soft); --bench-color:var(--c-pdf); }
#cat-image .bench-icon, .cat-image .bench-icon{ --bench-soft:var(--c-image-soft); --bench-color:var(--c-image); }
#cat-video .bench-icon, .cat-video .bench-icon{ --bench-soft:var(--c-video-soft); --bench-color:var(--c-video); }
#cat-text .bench-icon, .cat-text .bench-icon{ --bench-soft:var(--c-text-soft); --bench-color:var(--c-text); }
#cat-audio .bench-icon, .cat-audio .bench-icon{ --bench-soft:var(--c-audio-soft); --bench-color:var(--c-audio); }
#cat-converter .bench-icon, .cat-converter .bench-icon, #cat-converters .bench-icon, .cat-converters .bench-icon{ --bench-soft:var(--c-converter-soft); --bench-color:var(--c-converter); }
#cat-utility .bench-icon, .cat-utility .bench-icon{ --bench-soft:var(--c-utility-soft); --bench-color:var(--c-utility); }

.tool-grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(252px,1fr)); gap:14px; }

.tool-card{
  background:var(--n-surface); border:1px solid var(--n-border); border-radius:var(--radius-lg);
  padding:20px 20px 18px; cursor:pointer; transition:transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
  position:relative; overflow:hidden;
  --tile-soft: var(--accent-soft, #eaf1fd);
  --tile-color: var(--accent, #2564cf);
  --tile-color-rgb: 37,100,207;
}
.tool-card::after{
  content:""; position:absolute; inset:0; border-radius:inherit; padding:1px;
  background:linear-gradient(135deg, var(--tile-color,transparent), transparent 40%);
  opacity:0; transition:opacity .2s var(--ease); pointer-events:none;
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor; mask-composite:exclude;
}
.tool-card:hover .tile svg{ animation: floatIcon 1.1s ease-in-out infinite; }
.tool-card:hover{ transform:translateY(-3px); box-shadow:var(--shadow-3); border-color:transparent; }
.tool-card:hover::after{ opacity:.6; }
.tool-card:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }
.tool-card .tile{
  width:40px; height:40px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  background:var(--tile-soft, var(--accent-soft, #eaf1fd)); color:var(--tile-color, var(--accent, #2564cf)); margin-bottom:14px;
  transition:transform .2s var(--ease-out);
}
.tool-card:hover .tile{ transform:scale(1.08) rotate(-3deg); }
.tool-card h3{ font-size:15.5px; font-weight:600; letter-spacing:-.1px; }
.tool-card p{ font-size:12.8px; color:var(--n-text-faint); margin-top:6px; line-height:1.5; min-height:34px; }
.tool-card .go{
  margin-top:14px; font-size:12px; font-weight:600; color:var(--tile-color, var(--accent)); display:flex; align-items:center; gap:5px;
  opacity:0; transform:translateX(-4px); transition:all .2s var(--ease);
}
.tool-card:hover .go{ opacity:1; transform:translateX(0); }
.tool-card .go svg{ width:13px; height:13px; transition:transform .2s var(--ease); }
.tool-card:hover .go svg{ transform:translateX(2px); }

#cat-pdf .tool-card, .cat-pdf .tool-card, .cat-pdf.category-section .tool-card, section.cat-pdf .tool-card { --tile-soft:var(--c-pdf-soft); --tile-color:var(--c-pdf); }
#cat-image .tool-card, .cat-image .tool-card, .cat-image.category-section .tool-card, section.cat-image .tool-card { --tile-soft:var(--c-image-soft); --tile-color:var(--c-image); }
#cat-video .tool-card, .cat-video .tool-card, .cat-video.category-section .tool-card, section.cat-video .tool-card { --tile-soft:var(--c-video-soft); --tile-color:var(--c-video); }
#cat-text .tool-card, .cat-text .tool-card, .cat-text.category-section .tool-card, section.cat-text .tool-card { --tile-soft:var(--c-text-soft); --tile-color:var(--c-text); }
#cat-audio .tool-card, .cat-audio .tool-card, .cat-audio.category-section .tool-card, section.cat-audio .tool-card { --tile-soft:var(--c-audio-soft); --tile-color:var(--c-audio); }
#cat-converter .tool-card, .cat-converter .tool-card, #cat-converters .tool-card, .cat-converters .tool-card, .cat-converter.category-section .tool-card, .cat-converters.category-section .tool-card, section.cat-converter .tool-card, section.cat-converters .tool-card { --tile-soft:var(--c-converter-soft); --tile-color:var(--c-converter); }
#cat-utility .tool-card, .cat-utility .tool-card, .cat-utility.category-section .tool-card, section.cat-utility .tool-card { --tile-soft:var(--c-utility-soft); --tile-color:var(--c-utility); }

/* ============================= TOOL WORKSPACE (Fluent dialog) ============================= */
.workspace-overlay{
  position:fixed; inset:0; background:var(--n-scrim); backdrop-filter:blur(4px);
  display:flex; align-items:flex-start; justify-content:center; padding:56px 20px;
  z-index:100; overflow-y:auto;
  opacity:0; transition:opacity .22s var(--ease); pointer-events:none;
}
.workspace-overlay.open{ opacity:1; pointer-events:auto; }
.workspace-overlay.hidden{ display:none; }

.workspace{
  background:var(--n-surface); border-radius:var(--radius-xl);
  max-width:600px; width:100%; padding:0 0 28px; position:relative;
  box-shadow:var(--shadow-4);
  transform:translateY(14px) scale(.98); opacity:0;
  transition:transform .28s var(--ease-out), opacity .22s var(--ease-out);
}
.workspace-overlay.open .workspace{ transform:translateY(0) scale(1); opacity:1; }

.workspace.cat-pdf{ --tile-soft:var(--c-pdf-soft); --tile-color:var(--c-pdf); }
.workspace.cat-image{ --tile-soft:var(--c-image-soft); --tile-color:var(--c-image); }
.workspace.cat-video{ --tile-soft:var(--c-video-soft); --tile-color:var(--c-video); }
.workspace.cat-text{ --tile-soft:var(--c-text-soft); --tile-color:var(--c-text); }
.workspace.cat-audio{ --tile-soft:var(--c-audio-soft); --tile-color:var(--c-audio); }
.workspace.cat-converter, .workspace.cat-converters{ --tile-soft:var(--c-converter-soft); --tile-color:var(--c-converter); }
.workspace.cat-utility{ --tile-soft:var(--c-utility-soft); --tile-color:var(--c-utility); }

.ws-head{
  display:flex; align-items:flex-start; gap:14px; padding:26px 60px 20px 26px;
  border-bottom:1px solid var(--n-border);
}
.ws-head .tile{
  width:44px; height:44px; border-radius:11px; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  background:var(--tile-soft, var(--accent-soft)); color:var(--tile-color, var(--accent));
}
.ws-body{ padding:22px 26px 0; }

.workspace .close-btn{
  position:absolute; top:18px; right:18px; background:var(--n-bg-alt); border:none;
  width:32px; height:32px; border-radius:8px; color:var(--n-text-soft); cursor:pointer;
  display:flex; align-items:center; justify-content:center; transition:background .15s, color .15s;
}
.workspace .close-btn:hover{ background:var(--danger-soft); color:var(--danger); }
.workspace .close-btn svg{ width:16px; height:16px; }

.ws-eyebrow{ font-size:11.5px; color:var(--tile-color,var(--accent)); font-weight:700; letter-spacing:.4px; text-transform:uppercase; }
.workspace h2{ font-size:19.5px; margin-top:3px; font-weight:700; letter-spacing:-.2px; }
.workspace .ws-desc{ color:var(--n-text-soft); font-size:13px; margin-top:5px; max-width:460px; line-height:1.5; }

.dropzone{
  border:1.5px dashed var(--n-border-strong); border-radius:var(--radius-lg);
  padding:30px 20px; text-align:center; cursor:pointer; transition:all .22s cubic-bezier(0.16, 1, 0.3, 1);
  background:var(--n-surface-2); position:relative;
}
.dropzone:hover{ border-color:var(--accent); background:var(--accent-soft); transform:translateY(-1px); }
.dropzone.drag{
  border-color:var(--accent); background:var(--accent-soft);
  transform:scale(1.02); box-shadow:0 0 0 4px var(--accent-ring), 0 12px 28px rgba(37,100,207,0.14);
}
.dropzone .dz-icon{
  width:42px; height:42px; margin:0 auto; border-radius:12px; background:var(--n-bg-alt);
  display:flex; align-items:center; justify-content:center; color:var(--n-text-soft); transition:all .2s cubic-bezier(0.16, 1, 0.3, 1);
}
.dropzone:hover .dz-icon, .dropzone.drag .dz-icon{ background:var(--accent); color:#fff; transform:scale(1.1) translateY(-2px); }
.dropzone .dz-icon svg{ width:20px; height:20px; }
.dropzone .dz-text{ font-size:13.5px; margin-top:12px; color:var(--n-text-soft); }
.dropzone .dz-text b{ color:var(--accent); font-weight:600; }
.dropzone .dz-hint{ font-size:11px; color:var(--n-text-faint); margin-top:5px; }

.file-list{ margin-top:14px; display:flex; flex-direction:column; gap:7px; }
.file-row{
  display:flex; align-items:center; gap:10px;
  background:var(--n-surface-2); border:1px solid var(--n-border); border-radius:var(--radius-sm);
  padding:9px 10px 9px 12px; font-size:12.8px;
  animation:rowIn .22s var(--ease-out);
}
@keyframes rowIn{ from{ opacity:0; transform:translateY(-4px); } to{ opacity:1; transform:translateY(0); } }
.file-row .fico{ width:26px; height:26px; border-radius:6px; background:var(--accent-soft); color:var(--accent); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.file-row .fico svg{ width:14px; height:14px; }
.file-row .fname{ overflow:hidden; text-overflow:ellipsis; white-space:nowrap; flex:1; font-weight:500; }
.file-row .fsize{ color:var(--n-text-faint); font-size:11px; flex-shrink:0; }
.file-row .frm{ background:none; border:none; color:var(--n-text-faint); cursor:pointer; flex-shrink:0; width:22px; height:22px; border-radius:6px; display:flex; align-items:center; justify-content:center; transition:.15s; }
.file-row .frm:hover{ color:var(--danger); background:var(--danger-soft); }
.file-row .frm svg{ width:13px; height:13px; }

.opt-row{ margin-top:18px; display:flex; flex-direction:column; gap:16px; }
.opt-field label{ font-size:12px; color:var(--n-text-soft); font-weight:600; display:block; margin-bottom:8px; }
.opt-field input[type=range]{ width:100%; accent-color:var(--accent); height:4px; }
.opt-field .range-val{ color:var(--accent); float:right; font-weight:700; }
.opt-field select, .opt-field input[type=text], .opt-field input[type=number]{
  width:100%; background:var(--n-surface); border:1.5px solid var(--n-border); color:var(--n-text);
  padding:10px 12px; border-radius:var(--radius-sm); font-size:13.5px; transition:border-color .15s, box-shadow .15s;
}
.opt-field select:focus, .opt-field input:focus{ outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-ring); }
.opt-pair{ display:flex; gap:12px; }
.opt-pair .opt-field{ flex:1; }
.chip-group{ display:flex; gap:8px; flex-wrap:wrap; }
.chip{
  font-size:12.5px; font-weight:600; padding:8px 15px; border:1.5px solid var(--n-border);
  border-radius:20px; cursor:pointer; color:var(--n-text-soft); background:var(--n-surface); transition:.15s var(--ease);
}
.chip:hover{ border-color:var(--n-border-strong); }
.chip.active{ border-color:var(--accent); color:#fff; background:var(--accent); box-shadow:0 4px 10px -3px var(--accent-ring); }

.run-btn{
  margin-top:24px; width:100%; background:var(--accent); color:#fff; border:none;
  padding:13px; border-radius:var(--radius-md); font-weight:600; font-size:14px;
  cursor:pointer; transition:background .15s var(--ease), transform .1s var(--ease), box-shadow .15s var(--ease);
  display:flex; align-items:center; justify-content:center; gap:9px;
  box-shadow:0 6px 16px -6px var(--accent-ring);
}
.run-btn:hover:not(:disabled){ background:var(--accent-hov); }
.run-btn:active:not(:disabled){ transform:scale(.985); }
.run-btn:disabled{ opacity:.45; cursor:not-allowed; box-shadow:none; }
.run-btn .spinner{ display:none; width:16px; height:16px; border-radius:50%; border:2px solid rgba(255,255,255,0.35); border-top-color:#fff; animation:spin .7s linear infinite; }
.run-btn.running .spinner{ display:inline-block; }
@keyframes spin{ to{ transform:rotate(360deg); } }

.status-box{ margin-top:18px; display:none; }
.status-box.show{ display:block; animation:fadeIn .2s var(--ease-out); }
@keyframes fadeIn{ from{ opacity:0; } to{ opacity:1; } }
.status-line{ font-size:12.5px; color:var(--n-text-soft); display:flex; justify-content:space-between; font-weight:500; }
.status-line #statusPct{ color:var(--accent); font-weight:700; font-variant-numeric:tabular-nums; }
.progress-track{
  margin-top:9px; height:8px; background:var(--n-bg-alt); border-radius:20px; overflow:hidden; position:relative;
}
.progress-fill{
  height:100%; width:0%; border-radius:20px; position:relative; overflow:hidden;
  background:linear-gradient(90deg,#2564cf 0%,#8764b8 50%,#e3008c 100%);
  background-size:200% 100%;
  animation:progressShimmer 2.2s linear infinite;
  box-shadow:0 0 10px rgba(135,100,184,0.45);
  transition:width .45s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes progressShimmer{
  0%{ background-position:100% 0; }
  100%{ background-position:-100% 0; }
}

.result-box{ margin-top:18px; display:none; border:1px solid rgba(16,124,16,0.22); border-radius:var(--radius-md); padding:18px; background:var(--success-soft); }
.result-box.show{ display:block; animation:resultPop .32s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
@keyframes resultPop{ from{ opacity:0; transform:scale(0.96) translateY(6px); } to{ opacity:1; transform:scale(1) translateY(0); } }
.result-box .r-title{ font-size:12px; color:var(--success); text-transform:uppercase; letter-spacing:.5px; font-weight:700; display:flex; align-items:center; gap:6px; }
.result-box .r-title svg{ width:14px; height:14px; }
.result-box .r-files{ margin-top:10px; display:flex; flex-direction:column; gap:8px; }
.result-box a.dl{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  background:var(--n-surface); border:1px solid var(--n-border); border-radius:var(--radius-sm); padding:11px 15px;
  text-decoration:none; color:var(--n-text); font-size:13px; font-weight:500; transition:all .18s cubic-bezier(0.16, 1, 0.3, 1);
}
.result-box a.dl:hover{ border-color:var(--success); transform:translateY(-1px) translateX(2px); box-shadow:0 4px 12px rgba(16,124,16,0.12); }
.result-box a.dl .dl-arrow{ color:var(--success); font-weight:700; display:flex; align-items:center; gap:5px; }
.result-box a.dl .dl-arrow svg{ width:13px; height:13px; }

.error-box{ margin-top:14px; display:none; border:1px solid rgba(209,52,56,0.25); border-radius:var(--radius-md); padding:13px 15px; font-size:12.8px; color:#8a1c1f; background:var(--danger-soft); align-items:flex-start; gap:9px; }
.error-box.show{ display:flex; animation:fadeIn .2s var(--ease-out); }
.error-box svg{ width:16px; height:16px; color:var(--danger); flex-shrink:0; margin-top:1px; }

/* ============================= WHY / FOOTER ============================= */
.strip{ margin-top:36px; background:var(--n-surface); border-top:1px solid var(--n-border); border-bottom:1px solid var(--n-border); width:100%; overflow:hidden; }
.strip-inner{ max-width:1220px; margin:0 auto; padding:44px 28px; display:grid; grid-template-columns:repeat(3,1fr); gap:34px; }
.strip-item .ico{ width:38px; height:38px; border-radius:10px; background:var(--accent-soft); color:var(--accent); display:flex; align-items:center; justify-content:center; }
.strip-item:nth-child(2) .ico{ background:var(--c-image-soft); color:var(--c-image); }
.strip-item:nth-child(3) .ico{ background:var(--c-video-soft); color:var(--c-video); }
.strip-item .ico svg{ width:19px; height:19px; }
.strip-item h4{ font-size:15.5px; margin-top:14px; font-weight:700; letter-spacing:-.1px; }
.strip-item p{ font-size:13px; color:var(--n-text-soft); margin-top:7px; line-height:1.6; }

footer{ max-width:1220px; margin:0 auto; padding:34px 28px 54px; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px; }
footer .fmark{ font-size:11.5px; color:var(--n-text-faint); }
footer .fmark b{ color:var(--n-text-soft); }

/* scrollbar polish */
::-webkit-scrollbar{ width:11px; height:11px; }
::-webkit-scrollbar-track{ background:transparent; }
::-webkit-scrollbar-thumb{ background:var(--n-border-strong); border-radius:20px; border:3px solid var(--n-bg); }
::-webkit-scrollbar-thumb:hover{ background:#b7bcc8; }

@media (max-width:900px){
  nav.top-nav{ display:none; }
}

@media (max-width:760px){
  body{ padding-bottom: 80px; }
  .header-inner{ padding:8px 14px; gap:10px; }
  .strip-inner{ grid-template-columns:1fr; gap:26px; padding:32px 20px; }
  .ruler-nav{ position:static; overflow-x:auto; flex-wrap:nowrap; padding-bottom:12px; }
  .ruler-tab{ flex-shrink:0; }
  .hero{ padding:52px 20px 40px; }
  .hero-stats{ flex-direction:column; }
  .workspace-overlay{ padding:0; align-items:flex-end; }
  .workspace{ max-width:100%; border-radius:20px 20px 0 0; max-height:92vh; overflow-y:auto; }
}

/* ===========================================================
   MULTI-PAGE ADDITIONS — nav, home, bench pages, animations
   =========================================================== */

/* ---------- top page-load bar ---------- */
#pageLoadBar{
  position:fixed; top:0; left:0; height:3px; width:0%;
  background:linear-gradient(90deg,#2564cf,#8764b8,#e3008c);
  z-index:400; transition:width .4s var(--ease-out), opacity .3s ease;
  box-shadow:0 0 8px rgba(135,100,184,0.5);
}
#pageLoadBar.done{ opacity:0; }

/* ---------- branded page transition overlay ---------- */
#pageTransition{
  position:fixed; inset:0;
  background:rgba(246,247,251,0.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  z-index:9999;
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none;
  transition:opacity .24s cubic-bezier(0.16, 1, 0.3, 1);
}
#pageTransition.active{ opacity:1; pointer-events:auto; }

.pt-loader{
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:12px; transform:scale(0.9);
  transition:transform .26s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
#pageTransition.active .pt-loader{ transform:scale(1); }

.pt-logo{
  width:58px; height:58px; border-radius:16px; overflow:hidden;
  box-shadow:0 12px 28px -4px rgba(37,100,207,0.25), 0 4px 12px rgba(0,0,0,0.06);
  border:2px solid #ffffff; background:#ffffff;
  animation:ptPulse 1.4s ease-in-out infinite;
}
.pt-logo img{ width:100%; height:100%; object-fit:cover; display:block; }

@keyframes ptPulse{
  0%,100%{ transform:scale(1); box-shadow:0 12px 28px -4px rgba(37,100,207,0.25); }
  50%{ transform:scale(1.08); box-shadow:0 16px 36px -2px rgba(135,100,184,0.4); }
}

.pt-brand{
  font-size:18px; font-weight:700; letter-spacing:-.3px; color:var(--n-text);
}

.pt-bar{
  width:96px; height:3.5px; background:rgba(0,0,0,0.08);
  border-radius:10px; overflow:hidden; position:relative;
}
.pt-bar-fill{
  width:45%; height:100%; border-radius:10px;
  background:linear-gradient(90deg,#2564cf,#8764b8,#e3008c);
  animation:ptSlide 1s ease-in-out infinite alternate;
}
@keyframes ptSlide{
  0%{ transform:translateX(-100%); }
  100%{ transform:translateX(180%); }
}

/* ---------- brand as link ---------- */
a.brand{ text-decoration:none; }

/* ---------- nav active state ---------- */
nav.top-nav a.active{
  color:#fff; background:var(--accent);
}
nav.top-nav a.active:hover{ color:#fff; background:var(--accent-hov); }

/* ---------- scroll reveal ---------- */
.reveal{
  opacity:0; transform:translateY(28px);
  transition:opacity .75s cubic-bezier(0.16, 1, 0.3, 1), transform .75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change:opacity, transform;
}
.reveal.in{ opacity:1; transform:translateY(0); }
.reveal-stagger > *{
  opacity:0; transform:translateY(24px);
  transition:opacity .7s cubic-bezier(0.16, 1, 0.3, 1), transform .7s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: calc(var(--i,0) * 80ms);
  will-change:opacity, transform;
}
.reveal-stagger.in > *{ opacity:1; transform:translateY(0); }

@media (prefers-reduced-motion: reduce){
  .reveal, .reveal-stagger > *{ opacity:1 !important; transform:none !important; transition:none !important; }
}

/* ============================================================
   3D ORBITAL WORKBENCH HUB (Matches Reference Design)
   ============================================================ */
/* ============================================================
   3D ORBITAL WORKBENCH HUB (Matches Reference Design)
   ============================================================ */
.hero{
  overflow: visible;
  position: relative;
  max-width: 1240px;
  margin: 0 auto;
  padding: 32px 28px 16px;
  display: grid;
  grid-template-columns: minmax(440px, 1fr) minmax(480px, 1.05fr);
  gap: 36px;
  align-items: center;
}
.hero-content{
  max-width: 560px;
  display: flex;
  flex-direction: column;
}
.hero-eyebrow{
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .3px;
  color: var(--accent);
  margin-bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-soft);
  padding: 5px 12px;
  border-radius: 20px;
  align-self: flex-start;
}
.hero-eyebrow::before{ content: "●"; font-size: 7px; color: var(--accent); }

.hero-title{
  font-size: clamp(32px, 3.8vw, 48px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -1.2px;
  color: var(--n-text);
  margin-top: 2px;
}
.hero-title .accent{
  background: linear-gradient(92deg, #2564cf, #8764b8 55%, #e3008c);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-desc{
  font-size: 14.5px;
  color: var(--n-text-soft);
  margin-top: 14px;
  line-height: 1.6;
  max-width: 520px;
}

.hero-trust-pills{
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.trust-pill{
  font-size: 11.5px;
  font-weight: 600;
  color: var(--n-text-soft);
  background: var(--n-bg-alt);
  border: 1px solid var(--n-border);
  padding: 5px 12px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.trust-pill svg{ width: 14px; height: 14px; color: var(--accent); }

.central-search-box{
  max-width: 520px;
  margin-top: 18px;
}

/* Stat Cards with Colored Icon Boxes (Matches Reference Image) */
.hero-stats{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 18px;
  max-width: 520px;
}
.hero-stat{
  padding: 12px 14px 11px;
  background: var(--n-surface);
  border: 1px solid var(--n-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  display: flex;
  flex-direction: column;
  gap: 3px;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.hero-stat:hover{
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}
.stat-ico{
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2px;
}
.stat-ico svg{ width: 16px; height: 16px; }
.stat-purple .stat-ico{ background: #f3ebfc; color: #7a4fd6; }
.stat-green .stat-ico{ background: #e8f7f0; color: #1f9e6d; }
.stat-orange .stat-ico{ background: #fdf1e6; color: #e0793c; }
.hero-stat .num{
  font-size: 20px;
  font-weight: 800;
  color: var(--n-text);
  letter-spacing: -0.5px;
}
.hero-stat .lbl{
  font-size: 10.8px;
  color: var(--n-text-faint);
  font-weight: 500;
  line-height: 1.25;
}

/* --- 3D Orbital Hub Stage (Right Column) --- */
.hero-hub-stage{
  position: relative;
  width: 100%;
  max-width: 480px;
  height: 440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Background Orbit Circles & Arrows */
.hub-svg-backdrop{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}
.hub-orbit-ring{
  fill: none;
  stroke: var(--n-border);
  stroke-dasharray: 4 6;
  opacity: 0.7;
}
.hub-orbit-ring-1{ stroke-width: 1; }
.hub-orbit-ring-2{ stroke-width: 1; stroke-dasharray: 6 8; }
.hub-orbit-ring-3{ stroke-width: 1; stroke-dasharray: 4 6; }
.hub-connector-line{
  stroke: var(--n-border-strong);
  stroke-width: 1.2;
  stroke-dasharray: 4 4;
  opacity: 0.6;
}

/* 3D Center Mergio Cube */
.hub-center-cube{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 82px;
  height: 82px;
  border-radius: 22px;
  background: linear-gradient(145deg, #ffffff, #f2f5fb);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow:
    0 16px 36px -8px rgba(37, 100, 207, 0.22),
    0 8px 16px -4px rgba(0, 0, 0, 0.08),
    inset 0 2px 4px rgba(255, 255, 255, 0.9),
    inset 0 -2px 4px rgba(0, 0, 0, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  animation: hubCenterFloat 5s ease-in-out infinite;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.hub-center-cube:hover{
  transform: translate(-50%, -50%) scale(1.08) rotate(-2deg);
}
.hub-center-logo{
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hub-center-logo svg, .hub-center-logo img{
  width: 100%;
  height: 100%;
  object-fit: contain;
}
@keyframes hubCenterFloat{
  0%, 100%{ transform: translate(-50%, -50%) scale(1); }
  50%{ transform: translate(-50%, -54%) scale(1.02); }
}

/* 7 Orbital Bench Cards - Symmetrical Coordinates */
.hub-card{
  position: absolute;
  width: 112px;
  padding: 10px 8px 9px;
  background: var(--n-surface);
  border: 1px solid var(--n-border);
  border-radius: 16px;
  box-shadow:
    0 10px 24px -5px rgba(20, 24, 38, 0.09),
    0 3px 10px -2px rgba(20, 24, 38, 0.04),
    inset 0 1px 1px rgba(255, 255, 255, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  color: inherit;
  z-index: 5;
  transform: translate(-50%, -50%);
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(8px);
}
.hub-card:hover{
  transform: translate(-50%, -56%) scale(1.06) !important;
  box-shadow:
    0 18px 34px -6px var(--hub-glow, rgba(37, 100, 207, 0.25)),
    0 5px 14px -2px rgba(0, 0, 0, 0.08);
  border-color: var(--hub-color, var(--accent));
  z-index: 20;
}

.hub-card-icon{
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 5px;
  background: var(--hub-soft, var(--accent-soft));
  color: var(--hub-color, var(--accent));
  box-shadow: 0 3px 8px -2px var(--hub-glow, rgba(0, 0, 0, 0.06));
}
.hub-card-icon svg{ width: 17px; height: 17px; }

.hub-card-title{
  font-size: 12px;
  font-weight: 700;
  color: var(--n-text);
  letter-spacing: -0.2px;
  line-height: 1.2;
}
.hub-card-desc{
  font-size: 8.8px;
  color: var(--n-text-faint);
  margin-top: 2px;
  line-height: 1.2;
  white-space: nowrap;
}

.hub-card-dots{
  display: flex;
  align-items: center;
  gap: 3px;
  margin-top: 5px;
}
.hub-card-dots span{
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--hub-color, var(--accent));
  opacity: 0.35;
  transition: opacity 0.2s, transform 0.2s;
}
.hub-card-dots span:nth-child(1){ width: 12px; border-radius: 3px; opacity: 0.85; }
.hub-card:hover .hub-card-dots span{ opacity: 1; }

/* Symmetrical Coordinates centered around (240px, 220px) */
.hub-card-pdf{
  left: 50%;
  top: 36px;
  --hub-color: #e53e3e;
  --hub-soft: #feebc8;
  --hub-glow: rgba(229, 62, 62, 0.28);
}
.hub-card-pdf .hub-card-icon{ background: #fed7d7; color: #e53e3e; }
.hub-card-pdf .hub-card-dots span{ background: #e53e3e; }

.hub-card-video{
  left: 390px;
  top: 104px;
  --hub-color: #805ad5;
  --hub-soft: #ede9fe;
  --hub-glow: rgba(128, 90, 213, 0.28);
}
.hub-card-video .hub-card-icon{ background: #ede9fe; color: #805ad5; }
.hub-card-video .hub-card-dots span{ background: #805ad5; }

.hub-card-audio{
  left: 420px;
  top: 220px;
  --hub-color: #38a169;
  --hub-soft: #f0fff4;
  --hub-glow: rgba(56, 161, 105, 0.28);
}
.hub-card-audio .hub-card-icon{ background: #dcfce7; color: #16a34a; }
.hub-card-audio .hub-card-dots span{ background: #16a34a; }

.hub-card-converters{
  left: 390px;
  top: 336px;
  --hub-color: #0284c7;
  --hub-soft: #e0f2fe;
  --hub-glow: rgba(2, 132, 199, 0.28);
}
.hub-card-converters .hub-card-icon{ background: #e0f2fe; color: #0284c7; }
.hub-card-converters .hub-card-dots span{ background: #0284c7; }

.hub-card-utility{
  left: 50%;
  top: 404px;
  --hub-color: #d97706;
  --hub-soft: #fef3c7;
  --hub-glow: rgba(217, 119, 6, 0.28);
}
.hub-card-utility .hub-card-icon{ background: #fef3c7; color: #d97706; }
.hub-card-utility .hub-card-dots span{ background: #d97706; }

.hub-card-text{
  left: 90px;
  top: 336px;
  --hub-color: #0d9488;
  --hub-soft: #ccfbf1;
  --hub-glow: rgba(13, 148, 136, 0.28);
}
.hub-card-text .hub-card-icon{ background: #ccfbf1; color: #0d9488; }
.hub-card-text .hub-card-dots span{ background: #0d9488; }

.hub-card-image{
  left: 90px;
  top: 104px;
  --hub-color: #4f46e5;
  --hub-soft: #e0e7ff;
  --hub-glow: rgba(79, 70, 229, 0.28);
}
.hub-card-image .hub-card-icon{ background: #e0e7ff; color: #4f46e5; }
.hub-card-image .hub-card-dots span{ background: #4f46e5; }

/* Bottom Floating Trust Banner (Matches Reference Image) */
.hero-bottom-trust-banner{
  max-width: 680px;
  margin: 32px auto 44px;
  padding: 9px 22px;
  background: var(--n-surface);
  border: 1px solid var(--n-border);
  border-radius: 30px;
  box-shadow: var(--shadow-1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  font-size: 12px;
  font-weight: 600;
  color: var(--n-text-soft);
  flex-wrap: wrap;
}
.hbt-item{
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.hbt-item svg{ width: 15px; height: 15px; }
.hbt-green svg{ color: #16a34a; }
.hbt-blue svg{ color: #0284c7; }
.hbt-cyan svg{ color: #0d9488; }
.hbt-divider{ color: var(--n-border-strong); font-size: 13px; }

/* Responsive Adjustments */
@media (max-width: 1100px){
  .hero{
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 36px 20px 20px;
  }
  .hero-content{
    max-width: 100%;
  }
  .hero-hub-stage{
    transform: scale(0.92);
    margin: -10px auto 0;
  }
}
@media (max-width: 760px){
  .hero-hub-stage{
    display: none;
  }
  .hero-bottom-trust-banner{
    display: none;
  }
  .hero-stats{
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* Dark Mode 3D Hub */
[data-theme="dark"] .hub-center-cube{
  background: linear-gradient(145deg, #242936, #181b22);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.6), inset 0 2px 4px rgba(255, 255, 255, 0.1);
}
[data-theme="dark"] .hub-card{
  background: #1e222c;
  border-color: var(--n-border);
  box-shadow: 0 12px 28px -6px rgba(0, 0, 0, 0.4);
}
[data-theme="dark"] .hub-orbit-ring{
  stroke: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .hub-connector-line{
  stroke: rgba(255, 255, 255, 0.12);
}
[data-theme="dark"] .hero-bottom-trust-banner{
  background: #1e222c;
  border-color: var(--n-border);
}

/* ---------- content & faq sections (SEO & trust) ---------- */
.content-section{
  max-width:1220px; margin:48px auto 0; padding:0 28px;
}
.content-section h2{
  font-size:22px; font-weight:700; letter-spacing:-.3px; color:var(--n-text); margin-bottom:16px;
}
.content-section p{
  font-size:13.8px; color:var(--n-text-soft); line-height:1.68; margin-bottom:16px;
}
.content-section p a{
  color:var(--accent); text-decoration:underline; text-underline-offset:2px;
}
.content-section p a:hover{
  color:var(--accent-hover);
}

.faq-section{
  max-width:1220px; margin:44px auto 32px; padding:0 28px;
}
.faq-section h2{
  font-size:22px; font-weight:700; letter-spacing:-.3px; color:var(--n-text); margin-bottom:20px;
}
.faq-grid{
  display:flex; flex-direction:column; gap:16px;
}
.faq-item{
  background:var(--n-surface); border:1px solid var(--n-border); border-radius:var(--radius-lg);
  padding:20px 24px; box-shadow:var(--shadow-1);
}
.faq-item h3{
  font-size:15px; font-weight:700; color:var(--n-text); margin-bottom:8px;
}
.faq-item p{
  font-size:13.2px; color:var(--n-text-soft); line-height:1.6; margin:0;
}

/* ---------- how it works ---------- */
.how-it-works{ max-width:1220px; margin:14px auto 0; padding:10px 28px 10px; }
.how-it-works h2{ font-size:22px; font-weight:700; letter-spacing:-.3px; }
.how-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-top:22px; }
.how-step{
  background:var(--n-surface); border:1px solid var(--n-border); border-radius:var(--radius-lg);
  padding:22px 20px; box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease), box-shadow .2s var(--ease);
}
.how-step:hover{ transform:translateY(-3px); box-shadow:var(--shadow-3); }
.how-num{
  font-size:12.5px; font-weight:800; color:#fff; width:27px; height:27px; border-radius:50%;
  background:linear-gradient(135deg,#2564cf,#8764b8); display:flex; align-items:center; justify-content:center; margin-bottom:14px;
}
.how-step h3{ font-size:15px; font-weight:700; }
.how-step p{ font-size:12.6px; color:var(--n-text-soft); margin-top:8px; line-height:1.55; }
@media (max-width:760px){ .how-grid{ grid-template-columns:1fr; } }

/* ---------- explore-the-benches cards (home page) ---------- */
.bench-explore-grid{
  max-width:1220px; margin:0 auto; padding:22px 28px 20px;
  display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:18px;
}
.bench-card{
  position:relative; background:var(--n-surface); border:1px solid var(--n-border); border-radius:var(--radius-xl);
  padding:24px 22px 22px; overflow:hidden; text-decoration:none; color:inherit;
  display:flex; flex-direction:column; transform-style:preserve-3d; will-change:transform;
  transition:transform .28s var(--ease-out), box-shadow .28s var(--ease-out), border-color .28s var(--ease-out);
  box-shadow:var(--shadow-1);
}
.bench-card::before{
  content:""; position:absolute; inset:0; border-radius:inherit;
  background:linear-gradient(135deg, var(--bc-color) 0%, transparent 60%);
  opacity:0; transition:opacity .3s var(--ease); pointer-events:none;
}
.bench-card:hover{ box-shadow:var(--shadow-4); border-color:transparent; }
.bench-card:hover::before{ opacity:.09; }
.bench-card .bc-icon{
  width:50px; height:50px; border-radius:13px; background:var(--bc-soft); color:var(--bc-color);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
  transition:transform .3s var(--ease-out);
}
.bench-card:hover .bc-icon{ transform:scale(1.1) rotate(-4deg); }
.bench-card .bc-icon svg{ width:24px; height:24px; }
.bench-card h3{ font-size:18px; font-weight:700; letter-spacing:-.2px; margin-top:2px; }
.bench-card .bc-count{
  position:absolute; top:22px; right:22px;
  font-size:11px; font-weight:700; color:var(--bc-color); background:var(--bc-soft);
  padding:3px 10px; border-radius:20px;
}
.bench-card p.bc-desc{ font-size:12.8px; color:var(--n-text-soft); margin-top:10px; line-height:1.6; }
.bench-card .bc-chips{ display:flex; flex-wrap:wrap; gap:6px; margin-top:14px; }
.bench-card .bc-chip{ font-size:10.6px; font-weight:600; color:var(--n-text-soft); background:var(--n-bg-alt); padding:4px 9px; border-radius:20px; }
.bench-card .bc-go{
  margin-top:16px; font-size:12.8px; font-weight:700; color:var(--bc-color);
  display:flex; align-items:center; gap:6px;
}
.bench-card .bc-go svg{ width:14px; height:14px; transition:transform .2s var(--ease); }
.bench-card:hover .bc-go svg{ transform:translateX(4px); }

.bench-card[data-bench="pdf"]{ --bc-color:var(--c-pdf); --bc-soft:var(--c-pdf-soft); }
.bench-card[data-bench="image"]{ --bc-color:var(--c-image); --bc-soft:var(--c-image-soft); }
.bench-card[data-bench="video"]{ --bc-color:var(--c-video); --bc-soft:var(--c-video-soft); }
.bench-card[data-bench="text"]{ --bc-color:var(--c-text); --bc-soft:var(--c-text-soft); }
.bench-card[data-bench="audio"]{ --bc-color:var(--c-audio); --bc-soft:var(--c-audio-soft); }
.bench-card[data-bench="converter"], .bench-card[data-bench="converters"]{ --bc-color:var(--c-converter); --bc-soft:var(--c-converter-soft); }
.bench-card[data-bench="utility"]{ --bc-color:var(--c-utility); --bc-soft:var(--c-utility-soft); }

/* ---------- bench detail hero (category pages) ---------- */
.bench-hero{
  max-width:1220px;
  margin:0 auto;
  padding:48px 28px 20px;
  position:relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}
.bench-hero-content{
  flex: 1;
  min-width: 0;
  max-width: 720px;
}
.bench-hero .crumbs{ font-size:12.3px; color:var(--n-text-faint); display:flex; align-items:center; gap:7px; margin-bottom:22px; }
.bench-hero .crumbs a{ color:var(--n-text-soft); text-decoration:none; font-weight:600; }
.bench-hero .crumbs a:hover{ color:var(--accent); }
.bench-hero-top{ display:flex; align-items:center; gap:18px; flex-wrap:wrap; }
.bench-hero .bh-icon{
  width:62px; height:62px; border-radius:16px; background:var(--bc-soft, var(--accent-soft)); color:var(--bc-color, var(--accent));
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 12px 26px -12px var(--bc-color, var(--accent));
  animation:floatIcon 4.5s ease-in-out infinite;
}
.bench-hero .bh-icon svg{ width:28px; height:28px; }
@keyframes floatIcon{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-7px); } }
.bench-hero h1{ font-size:clamp(27px,3.6vw,40px); font-weight:700; letter-spacing:-1px; }
.bench-hero .bh-tag{ font-size:14.5px; color:var(--n-text-soft); margin-top:5px; }
.bench-hero-desc{ max-width:720px; margin-top:20px; font-size:14px; color:var(--n-text-soft); line-height:1.75; }
.bench-badges{ display:flex; gap:10px; flex-wrap:wrap; margin-top:20px; }
.bench-badge{ font-size:11.6px; font-weight:700; color:var(--bc-color, var(--accent)); background:var(--bc-soft, var(--accent-soft)); padding:6px 13px; border-radius:20px; }

/* ---------- Bench Hero Animated Visual ---------- */
.bench-hero-art{
  position: relative;
  width: 360px;
  height: 270px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  pointer-events: none;
}
.bha-glow{
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--bc-soft, var(--accent-soft)) 0%, rgba(255,255,255,0) 70%);
  filter: blur(20px);
  animation: bhaGlow 4s ease-in-out infinite alternate;
}
@keyframes bhaGlow{
  0%{ transform: scale(0.9); opacity: 0.7; }
  100%{ transform: scale(1.15); opacity: 1; }
}
.bha-ring{
  position: absolute;
  border-radius: 50%;
  border: 1px dashed var(--bc-color, var(--accent));
  opacity: 0.25;
}
.bha-ring-1{
  width: 220px;
  height: 220px;
  animation: bhaRotate 24s linear infinite;
}
.bha-ring-2{
  width: 280px;
  height: 280px;
  border-style: dotted;
  opacity: 0.18;
  animation: bhaRotate 36s linear infinite reverse;
}
@keyframes bhaRotate{
  100%{ transform: rotate(360deg); }
}
.bha-center-card{
  position: relative;
  width: 100px;
  height: 100px;
  border-radius: 24px;
  background: var(--n-surface);
  border: 2px solid var(--bc-soft, var(--accent-soft));
  box-shadow: 0 16px 36px -8px var(--bc-color, var(--accent)), var(--shadow-3);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  animation: bhaFloat 3.6s ease-in-out infinite;
}
.bha-center-icon{
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--bc-soft, var(--accent-soft));
  color: var(--bc-color, var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
}
.bha-center-icon svg{
  width: 28px;
  height: 28px;
  animation: floatIcon 2.5s ease-in-out infinite;
}
@keyframes bhaFloat{
  0%, 100%{ transform: translateY(0) scale(1); }
  50%{ transform: translateY(-8px) scale(1.02); }
}
.bha-chip{
  position: absolute;
  z-index: 3;
  background: var(--n-surface);
  color: var(--n-text);
  border: 1px solid var(--n-border);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-2);
  white-space: nowrap;
}
.bha-dot{
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bc-color, var(--accent));
  box-shadow: 0 0 6px var(--bc-color, var(--accent));
}
.bha-chip-1{
  top: 18px;
  left: 20px;
  animation: bhaOrb1 5s ease-in-out infinite;
}
.bha-chip-2{
  top: 24px;
  right: 16px;
  animation: bhaOrb2 6s ease-in-out infinite;
}
.bha-chip-3{
  bottom: 24px;
  left: 18px;
  animation: bhaOrb3 5.5s ease-in-out infinite;
}
.bha-chip-4{
  bottom: 18px;
  right: 22px;
  animation: bhaOrb4 6.5s ease-in-out infinite;
}
@keyframes bhaOrb1{ 0%,100%{ transform: translate(0, 0); } 50%{ transform: translate(6px, -8px); } }
@keyframes bhaOrb2{ 0%,100%{ transform: translate(0, 0); } 50%{ transform: translate(-8px, -6px); } }
@keyframes bhaOrb3{ 0%,100%{ transform: translate(0, 0); } 50%{ transform: translate(8px, 6px); } }
@keyframes bhaOrb4{ 0%,100%{ transform: translate(0, 0); } 50%{ transform: translate(-6px, 8px); } }

[data-theme="dark"] .bha-center-card{
  background: #1e222c;
  border-color: rgba(255,255,255,0.08);
}
[data-theme="dark"] .bha-chip{
  background: #1e222c;
  border-color: var(--n-border);
  color: var(--n-text);
}

@media (max-width: 960px){
  .bench-hero{ flex-direction: column; align-items: center; text-align: left; gap: 20px; }
  .bench-hero-content{ max-width: 100%; }
  .bench-hero-art{
    display: none;
  }
}

.bench-highlights{ max-width:1220px; margin:6px auto 0; padding:18px 28px 4px; display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:14px; }
.bh-card{
  background:var(--n-surface); border:1px solid var(--n-border); border-radius:var(--radius-lg);
  padding:17px 19px; box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease), box-shadow .2s var(--ease);
}
.bh-card:hover{ transform:translateY(-2px); box-shadow:var(--shadow-2); }
.bh-card h4{ font-size:13.5px; font-weight:700; }
.bh-card p{ font-size:12.2px; color:var(--n-text-faint); margin-top:6px; line-height:1.55; }

.tools-heading{ max-width:1220px; margin:40px auto 0; padding:0 28px; display:flex; align-items:baseline; justify-content:space-between; gap:14px; flex-wrap:wrap; }
.tools-heading h2{ font-size:19.5px; font-weight:700; }
.tools-heading span{ font-size:12.3px; color:var(--n-text-faint); }

.bench-crosslink{ max-width:1220px; margin:8px auto 0; padding:26px 28px 0; display:flex; justify-content:space-between; gap:14px; border-top:1px solid var(--n-border); flex-wrap:wrap; }
.bench-crosslink a{ display:flex; align-items:center; gap:8px; text-decoration:none; color:var(--n-text-soft); font-size:12.8px; font-weight:600; padding:10px 6px; transition:color .15s; }
.bench-crosslink a:hover{ color:var(--accent); }
.bench-crosslink a svg{ width:15px; height:15px; }

/* ---------- processing orbit (workspace status box) ---------- */
.status-line{ align-items:center; }
.status-left{ display:flex; align-items:center; gap:10px; }
.proc-orbit{ width:16px; height:16px; position:relative; flex-shrink:0; }
.proc-orbit::before, .proc-orbit::after{ content:""; position:absolute; inset:0; border-radius:50%; border:2px solid transparent; }
.proc-orbit::before{ border-top-color:var(--tile-color,var(--accent)); border-right-color:var(--tile-color,var(--accent)); animation:orbitSpin 0.9s linear infinite; }
.proc-orbit::after{ border-bottom-color:var(--accent); opacity:.5; animation:orbitSpin 1.5s linear infinite reverse; }
@keyframes orbitSpin{ to{ transform:rotate(360deg); } }

.status-tip{
  margin-top:9px; font-size:11.2px; color:var(--n-text-faint); font-style:italic;
  min-height:14px; opacity:0; transform:translateY(2px);
  transition:opacity .3s var(--ease), transform .3s var(--ease);
}
.status-tip.show{ opacity:1; transform:translateY(0); }

.run-btn.running{ animation:runPulse 1.7s ease-in-out infinite; }
@keyframes runPulse{
  0%,100%{ box-shadow:0 6px 16px -6px var(--accent-ring); }
  50%{ box-shadow:0 8px 26px -4px var(--accent-ring); }
}

@media (max-width:900px){
  .bench-explore-grid{ grid-template-columns:1fr; }
}

/* Utility Bench */
:root {
  --c-utility: #0f766e;
  --c-utility-soft: #ccfbf1;
}
#cat-utility .bench-icon{ --bench-soft:var(--c-utility-soft); --bench-color:var(--c-utility); }
#cat-utility .tool-card{ --tile-soft:var(--c-utility-soft); --tile-color:var(--c-utility); }
.workspace.cat-utility{ --tile-soft:var(--c-utility-soft); --tile-color:var(--c-utility); }
.bench-card[data-bench="utility"]{ --bc-color:var(--c-utility); --bc-soft:var(--c-utility-soft); }
.ruler-tab[data-target="cat-utility"]{ --tab-color:var(--c-utility); }

/* Central Search Component */
.central-search-box {
  width: 100%;
  max-width: 720px;
  margin: 28px 0 0;
  position: relative;
  z-index:5;
}
.cs-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  padding: 4px 8px;
}
.cs-input-wrapper:focus-within {
  box-shadow: 0 0 0 3px rgba(37, 100, 207, 0.3), 0 8px 24px rgba(0, 0, 0, 0.12);
  transform: translateY(-1px);
}
.cs-icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: #666;
  stroke-width: 2;
  margin: 0 12px;
}
#centralSearchInput {
  flex: 1;
  border: none;
  background: transparent;
  padding: 14px 0;
  font-size: 16px;
  outline: none;
  color: #111;
}
#centralSearchInput::placeholder {
  color: #888;
}
.cs-clear {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  border-radius: 50%;
  transition: background 0.2s ease, color 0.2s ease;
}
.cs-clear:hover {
  background: #f0f0f0;
  color: #111;
}
.cs-clear svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}
.cs-clear.hidden {
  display: none;
}

.search-results-grid {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  padding: 12px;
  max-height: 400px;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 8px;
}
.search-results-grid.hidden {
  display: none;
}
.search-result-card {
  display: flex;
  align-items: center;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s ease;
  text-decoration: none;
  color: inherit;
}
.search-result-card:hover {
  background: #f4f5f7;
}
.sr-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--tile-soft, #eef);
  color: var(--tile-color, #44f);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 12px;
  flex-shrink: 0;
}
.sr-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}
.sr-content h4 {
  margin: 0 0 4px 0;
  font-size: 15px;
  font-weight: 600;
  color: #111;
}
.sr-content p {
  margin: 0;
  font-size: 13px;
  color: #666;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.search-result-card.cat-pdf .sr-icon { --tile-soft:var(--c-pdf-soft); --tile-color:var(--c-pdf); }
.search-result-card.cat-image .sr-icon { --tile-soft:var(--c-image-soft); --tile-color:var(--c-image); }
.search-result-card.cat-video .sr-icon { --tile-soft:var(--c-video-soft); --tile-color:var(--c-video); }
.search-result-card.cat-text .sr-icon { --tile-soft:var(--c-text-soft); --tile-color:var(--c-text); }
.search-result-card.cat-audio .sr-icon { --tile-soft:var(--c-audio-soft); --tile-color:var(--c-audio); }
.search-result-card.cat-converter .sr-icon, .search-result-card.cat-converters .sr-icon { --tile-soft:var(--c-converter-soft); --tile-color:var(--c-converter); }
.search-result-card.cat-utility .sr-icon { --tile-soft:var(--c-utility-soft); --tile-color:var(--c-utility); }

/* ============================================================
   RESPONSIVE SEARCH & NAVIGATION
   ============================================================ */

/* Tablet */
@media (max-width:900px) {
  .central-search-box {
    max-width: 100%;
    margin: 20px 0 0;
  }
  .search-results-grid {
    grid-template-columns: 1fr 1fr;
    max-height: 50vh;
  }
}

/* Mobile */
@media (max-width:600px) {
  .central-search-box {
    max-width: 100%;
    margin: 16px 0 0;
  }
  .cs-input-wrapper {
    border-radius: 10px;
    padding: 2px 4px;
  }
  #centralSearchInput {
    font-size: 15px;
    padding: 12px 0;
  }
  .cs-icon {
    width: 20px;
    height: 20px;
    margin: 0 8px;
  }
  .search-results-grid {
    grid-template-columns: 1fr;
    max-height: 60vh;
    padding: 8px;
    gap: 4px;
    border-radius: 10px;
  }
  .search-result-card {
    padding: 10px;
  }
  .sr-icon {
    width: 36px;
    height: 36px;
    margin-right: 10px;
  }
  .sr-content h4 {
    font-size: 14px;
  }
  .sr-content p {
    font-size: 12px;
    -webkit-line-clamp: 1;
  }

  /* Fix hero section padding on mobile */
  .hero {
    padding: 40px 16px 32px;
  }
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero p {
    font-size: 0.95rem;
  }

  /* Fix workspace modal on mobile */
  .workspace {
    padding: 16px;
  }
  .workspace h2 {
    font-size: 1.2rem;
  }

  /* Fix bench grid on mobile */
  .bench-explore-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* Fix strip on mobile */
  .strip-inner {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 28px 18px;
  }
}

/* Very small screens */
@media (max-width:380px) {
  .cs-icon {
    display: none;
  }
  #centralSearchInput {
    padding: 10px 8px;
    font-size: 14px;
  }
  .hero h1 {
    font-size: 1.5rem;
  }
}

/* ============================================================
   INTERACTIVE FEATURE / BENCH SLIDER (Mobile & Tablet)
   ============================================================ */
.bench-slider-wrapper {
  display: none;
  background: var(--n-surface);
  border-bottom: 1px solid var(--n-border);
  position: sticky;
  top: var(--header-h);
  z-index: 450;
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  padding: 6px 10px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}
.bench-slider {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  scroll-behavior: smooth;
  scroll-snap-type: x proximity;
  padding: 2px 4px;
}
.bench-slider::-webkit-scrollbar {
  display: none;
}
.bs-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 18px;
  background: var(--n-bg-alt);
  color: var(--n-text-soft);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
  border: 1px solid var(--n-border);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  scroll-snap-align: center;
  min-height: 36px;
}
.bs-item:hover {
  background: var(--n-surface);
  color: var(--n-text);
  border-color: var(--accent);
  transform: translateY(-1px);
}
.bs-item:active {
  transform: scale(0.96);
}
.bs-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.bs-icon svg {
  width: 16px;
  height: 16px;
  stroke-width: 2;
}
.bs-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.07);
  color: var(--n-text-faint);
}
@media (max-width: 600px){
  .bs-badge{ display: none; }
  .bs-item{ padding: 5px 10px; font-size: 11.5px; gap: 4px; min-height: 34px; }
  .bs-icon{ width: 15px; height: 15px; }
  .bs-icon svg{ width: 13px; height: 13px; }
}

/* Category themed active states */
.bs-item.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(37, 100, 207, 0.3);
}
.bs-item.active .bs-badge {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}
.bs-item[data-bench="pdf"].active { background: var(--c-pdf); border-color: var(--c-pdf); box-shadow: 0 4px 12px rgba(214, 69, 69, 0.3); }
.bs-item[data-bench="image"].active { background: var(--c-image); border-color: var(--c-image); box-shadow: 0 4px 12px rgba(224, 121, 60, 0.3); }
.bs-item[data-bench="video"].active { background: var(--c-video); border-color: var(--c-video); box-shadow: 0 4px 12px rgba(122, 79, 214, 0.3); }
.bs-item[data-bench="text"].active { background: var(--c-text); border-color: var(--c-text); box-shadow: 0 4px 12px rgba(37, 100, 207, 0.3); }
.bs-item[data-bench="audio"].active { background: var(--c-audio); border-color: var(--c-audio); box-shadow: 0 4px 12px rgba(31, 158, 109, 0.3); }
.bs-item[data-bench="converters"].active { background: var(--c-converter); border-color: var(--c-converter); box-shadow: 0 4px 12px rgba(14, 154, 168, 0.3); }
.bs-item[data-bench="utility"].active { background: var(--c-utility); border-color: var(--c-utility); box-shadow: 0 4px 12px rgba(15, 118, 110, 0.3); }

[data-theme="dark"] .bench-slider-wrapper {
  background: rgba(26, 30, 42, 0.94);
  border-color: var(--n-border);
}
[data-theme="dark"] .bs-item {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .bs-item:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}
[data-theme="dark"] .bs-badge {
  background: rgba(255, 255, 255, 0.1);
  color: var(--n-text-soft);
}

/* Mobile feature explore cards vertical responsive grid */
@media (max-width: 760px) {
  .bench-explore-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px 20px 24px;
  }
}

/* ============================================================
   CARD 3D TACTILE GLOWS & HOVER
   ============================================================ */
.tool-card {
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease;
}
.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px -8px rgba(0, 0, 0, 0.1), 0 0 0 1px var(--tile-color, var(--accent));
}
.bench-card {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease;
}
.bench-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 36px -10px rgba(0, 0, 0, 0.12), 0 0 0 1px var(--bc-color, var(--accent));
}


@media (max-width: 1100px){
  .privacy-pill{ display:none; }
  .header-inner{ padding:10px 24px; gap:14px; }
  nav.top-nav{ gap:2px; padding:3px; border-radius:10px; }
  nav.top-nav a{ padding:6px 10px; font-size:12.8px; font-weight:600; letter-spacing:normal; }
}

/* ---------- whole-window drag feedback ---------- */
body.drag-active .dropzone{
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-ring);
  animation: dzPulse 1.2s ease-in-out infinite;
}
@keyframes dzPulse{
  0%,100%{ box-shadow:0 0 0 4px var(--accent-ring); }
  50%{ box-shadow:0 0 0 8px var(--accent-ring); }
}

/* ---------- theme toggle button (lower left corner) ---------- */
.theme-toggle{
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 900;
  background: var(--n-surface);
  border: 1px solid var(--n-border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--n-text-soft);
  box-shadow: var(--shadow-3);
  opacity: 0.88;
  transition: opacity .2s var(--ease), transform .2s var(--ease), background .15s, border-color .15s, box-shadow .2s;
}
.theme-toggle:hover,
.theme-toggle:focus-visible{
  opacity: 1;
  background: var(--n-surface);
  color: var(--accent);
  border-color: var(--accent);
  transform: scale(1.08);
  box-shadow: var(--shadow-4);
}
.theme-toggle:active{
  transform: scale(0.96);
}
.theme-toggle svg{ width: 20px; height: 20px; stroke-width: 2; }
.theme-toggle .sun-icon{ display: none; color: #f59e0b; }
.theme-toggle .moon-icon{ display: block; color: var(--n-text-soft); }
[data-theme="dark"] .theme-toggle{
  background: var(--n-surface);
  border-color: var(--n-border);
}
[data-theme="dark"] .theme-toggle .sun-icon{ display: block; }
[data-theme="dark"] .theme-toggle .moon-icon{ display: none; }

@media (max-width: 760px) {
  .theme-toggle {
    bottom: 20px;
    left: 16px;
    width: 42px;
    height: 42px;
  }
}

/* ---------- hero trust pills ---------- */
.hero-trust-pills{
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.trust-pill{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--n-text-soft);
  background: var(--n-surface);
  padding: 6px 13px;
  border-radius: 20px;
  border: 1px solid var(--n-border);
  box-shadow: var(--shadow-1);
  transition: transform .18s var(--ease);
}
.trust-pill:hover{ transform: translateY(-1px); }
.trust-pill .pill-ico{
  width: 14px;
  height: 14px;
  color: var(--accent);
}

/* ---------- animated success checkmark ---------- */
.success-check-svg{
  width: 20px;
  height: 20px;
  stroke: var(--success);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}
.success-check-circle{
  stroke-dasharray: 166;
  stroke-dashoffset: 166;
  stroke-width: 2.5;
  stroke: var(--success);
  fill: none;
  animation: strokeSuccess 0.5s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}
.success-check-path{
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  animation: strokeSuccess 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.35s forwards;
}
@keyframes strokeSuccess{
  100%{ stroke-dashoffset: 0; }
}

/* ---------- before/after image comparison slider ---------- */
.compare-container{
  position: relative;
  width: 100%;
  max-width: 520px;
  height: 260px;
  margin: 14px 0 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--n-border);
  user-select: none;
  background: #111;
}
.compare-before, .compare-after{
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  object-fit: contain;
}
.compare-before-wrap{
  position: absolute;
  top: 0; left: 0; height: 100%; width: 50%;
  overflow: hidden;
  border-right: 2px solid #ffffff;
  box-shadow: 0 0 12px rgba(0,0,0,0.5);
  z-index: 2;
}
.compare-before-wrap .compare-before{
  width: 100%;
  max-width: 520px;
  height: 260px;
}
.compare-slider-handle{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 2px 10px rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  cursor: ew-resize;
}
.compare-slider-handle svg{ width: 16px; height: 16px; color: #1b1f27; }
.compare-label{
  position: absolute;
  bottom: 8px;
  padding: 3px 8px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0,0,0,0.65);
  border-radius: 4px;
  z-index: 3;
  letter-spacing: .5px;
}
.compare-label.lbl-before{ left: 8px; }
.compare-label.lbl-after{ right: 8px; }

/* ============================================================
   IMPROVEMENTS — Skip Link, Footer, Tooltips, History, 
   Onboarding, Error Recovery, Share Cards, PWA Install
   ============================================================ */

/* --- Skip Link (A11y) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 10000;
  padding: 12px 24px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: .95rem;
  text-decoration: none;
  transition: top .2s var(--ease);
}
.skip-link:focus {
  top: 16px;
}

/* --- Structured Footer --- */
.site-footer {
  background: var(--n-bg-alt);
  border-top: 1px solid var(--n-border);
  padding: 48px 24px 32px;
  margin-top: 48px;
}
.footer-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.footer-col h4 {
  font-family: var(--font-display);
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--n-text-soft);
  margin: 0 0 16px;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col li {
  margin-bottom: 10px;
}
.footer-col a {
  color: var(--n-text-soft);
  text-decoration: none;
  font-size: .9rem;
  transition: color .15s;
}
.footer-col a:hover {
  color: var(--accent);
}
.footer-brand strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--n-text);
}
.footer-brand p {
  color: var(--n-text-soft);
  font-size: .88rem;
  line-height: 1.5;
  margin: 8px 0 12px;
}
.footer-trust {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: .78rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
}
.footer-bottom {
  max-width: 1100px;
  margin: 32px auto 0;
  padding-top: 20px;
  border-top: 1px solid var(--n-border);
  text-align: center;
}
.footer-bottom p {
  color: var(--n-text-faint);
  font-size: .82rem;
  line-height: 1.6;
  max-width: 440px;
  margin: 0 auto;
}
@media (max-width: 760px) {
  .site-footer {
    padding: 36px 20px 100px;
    margin-top: 36px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px 16px;
  }
  .footer-col:has(.footer-brand),
  .footer-col:last-child {
    grid-column: 1 / -1;
    border-top: 1px solid var(--n-border);
    padding-top: 20px;
    margin-top: 4px;
  }
  .footer-bottom {
    margin-top: 24px;
    padding-top: 18px;
    padding-left: 20px;
    padding-right: 20px;
  }
  .footer-bottom p {
    max-width: 320px;
  }
}

/* --- Parameter Help Tooltips --- */
.opt-help {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--n-bg-alt);
  color: var(--n-text-faint);
  font-size: .7rem;
  font-weight: 700;
  cursor: help;
  margin-left: 6px;
  flex-shrink: 0;
  border: 1px solid var(--n-border);
  transition: background .15s, color .15s;
}
.opt-help:hover,
.opt-help:focus {
  background: var(--accent-soft);
  color: var(--accent);
}
.opt-help .opt-tip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--n-text);
  color: #fff;
  font-size: .78rem;
  font-weight: 400;
  line-height: 1.4;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  max-width: 260px;
  white-space: normal;
  z-index: 100;
  pointer-events: none;
  box-shadow: var(--shadow-3);
}
.opt-help .opt-tip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--n-text);
}
.opt-help:hover .opt-tip,
.opt-help:focus .opt-tip {
  display: block;
}

/* --- Onboarding Overlay --- */
.onboard-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s var(--ease);
  pointer-events: none;
}
.onboard-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.onboard-card {
  background: var(--n-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 400px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-4);
  transform: translateY(20px);
  transition: transform .3s var(--ease-out);
}
.onboard-overlay.active .onboard-card {
  transform: translateY(0);
}
.onboard-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0 0 8px;
  color: var(--n-text);
}
.onboard-card p {
  color: var(--n-text-soft);
  font-size: .92rem;
  line-height: 1.5;
  margin: 0 0 20px;
}
.onboard-dots {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-bottom: 16px;
}
.onboard-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--n-border-strong);
  transition: background .2s;
}
.onboard-dots span.active {
  background: var(--accent);
}
.onboard-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.onboard-actions button {
  padding: 10px 24px;
  border-radius: var(--radius-md);
  border: none;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, transform .1s;
}
.onboard-actions button:active { transform: scale(.97); }
.onboard-skip {
  background: var(--n-bg-alt);
  color: var(--n-text-soft);
}
.onboard-skip:hover { background: var(--n-border); }
.onboard-next {
  background: var(--accent);
  color: #fff;
}
.onboard-next:hover { background: var(--accent-hov); }

/* --- Conversion History Panel --- */
.history-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 900;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-3);
  opacity: 0.88;
  transition: opacity .2s var(--ease), transform .2s var(--ease), background .15s, box-shadow .2s;
  font-size: 1.2rem;
}
.history-toggle:hover,
.history-toggle:focus-visible {
  opacity: 1;
  transform: scale(1.08);
}
.history-toggle .badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  background: var(--danger);
  color: #fff;
  font-size: .65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}
.history-panel {
  position: fixed;
  bottom: 84px;
  right: 24px;
  z-index: 899;
  width: 340px;
  max-height: 420px;
  background: var(--n-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-4);
  border: 1px solid var(--n-border);
  overflow: hidden;
  transform: translateY(12px) scale(.95);
  opacity: 0;
  pointer-events: none;
  transition: transform .25s var(--ease-out), opacity .2s;
}
.history-panel.open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: all;
}
.history-header {
  padding: 16px;
  border-bottom: 1px solid var(--n-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.history-header h4 {
  font-family: var(--font-display);
  font-size: .95rem;
  margin: 0;
  color: var(--n-text);
}
.history-header .clear-btn {
  background: none;
  border: none;
  color: var(--n-text-faint);
  font-size: .78rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: background .15s;
}
.history-header .clear-btn:hover {
  background: var(--n-bg-alt);
  color: var(--danger);
}
.history-list {
  overflow-y: auto;
  max-height: 340px;
  padding: 8px;
}
.history-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  transition: background .15s;
  cursor: default;
}
.history-item:hover {
  background: var(--n-bg-alt);
}
.history-item .hi-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}
.history-item .hi-info {
  flex: 1;
  min-width: 0;
}
.history-item .hi-name {
  font-size: .84rem;
  font-weight: 600;
  color: var(--n-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.history-item .hi-meta {
  font-size: .75rem;
  color: var(--n-text-faint);
  margin-top: 2px;
}
.history-item .hi-dl {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  border: none;
  font-size: .75rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s;
}
.history-item .hi-dl:hover {
  background: var(--accent);
  color: #fff;
}
.history-empty {
  text-align: center;
  padding: 32px 16px;
  color: var(--n-text-faint);
  font-size: .88rem;
}
@media (max-width: 760px) {
  .history-toggle { bottom: 20px; right: 16px; }
  .history-panel { bottom: 74px; right: 16px; width: calc(100vw - 32px); }
}

/* --- Error Recovery --- */
.error-actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}
.error-actions button {
  padding: 8px 18px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: .84rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, transform .1s;
}
.error-actions button:active { transform: scale(.97); }
.error-retry {
  background: var(--danger);
  color: #fff;
}
.error-retry:hover { background: var(--danger-soft); color: var(--danger); border-color: var(--danger); }
.error-alt {
  background: var(--n-bg-alt);
  color: var(--n-text-soft);
  border-color: var(--n-border);
}
.error-alt:hover { background: var(--n-border); }

/* --- Share Result Card --- */
.result-share {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  color: var(--accent);
  border: none;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, transform .1s;
  margin-left: 8px;
}
.result-share:hover {
  background: var(--accent);
  color: #fff;
}
.result-share:active { transform: scale(.96); }
.result-share svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* --- PWA Install Banner --- */
.pwa-banner {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 9000;
  background: var(--n-surface);
  border: 1px solid var(--n-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-4);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 460px;
  width: calc(100% - 32px);
  transition: transform .4s var(--ease-out);
}
.pwa-banner.show {
  transform: translateX(-50%) translateY(0);
}
.pwa-banner-text h4 {
  font-family: var(--font-display);
  font-size: .95rem;
  margin: 0 0 4px;
  color: var(--n-text);
}
.pwa-banner-text p {
  font-size: .8rem;
  color: var(--n-text-soft);
  margin: 0;
}
.pwa-banner .pwa-install {
  padding: 8px 20px;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: .84rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s;
}
.pwa-banner .pwa-install:hover { background: var(--accent-hov); }
.pwa-banner .pwa-dismiss {
  position: absolute;
  top: 8px;
  right: 8px;
  background: none;
  border: none;
  color: var(--n-text-faint);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px;
}
@media (max-width: 760px) {
  .pwa-banner { bottom: 80px; }
}

/* --- Legal Pages Content --- */
.legal-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}
.legal-content h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin: 0 0 8px;
  color: var(--n-text);
}
.legal-content .legal-updated {
  color: var(--n-text-faint);
  font-size: .85rem;
  margin-bottom: 32px;
}
.legal-content h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 32px 0 12px;
  color: var(--n-text);
}
.legal-content p,
.legal-content li {
  color: var(--n-text-soft);
  font-size: .92rem;
  line-height: 1.7;
}
.legal-content ul {
  padding-left: 20px;
  margin: 8px 0 16px;
}
.legal-content a {
  color: var(--accent);
}

/* --- Contact Form --- */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 480px;
}
.contact-form label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--n-text);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 10px 14px;
  border: 1px solid var(--n-border);
  border-radius: var(--radius-md);
  font-size: .9rem;
  font-family: var(--font);
  background: var(--n-surface);
  color: var(--n-text);
  transition: border-color .15s;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-ring);
}
.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}
.contact-form button[type="submit"] {
  padding: 12px 24px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  align-self: flex-start;
  transition: background .15s;
}
.contact-form button[type="submit"]:hover { background: var(--accent-hov); }

/* --- Dark mode overrides for new components --- */
[data-theme="dark"] .site-footer { background: var(--n-bg-alt); border-top-color: var(--n-border); }
[data-theme="dark"] .footer-bottom { border-top-color: var(--n-border); }
[data-theme="dark"] .onboard-card { background: var(--n-surface); }
[data-theme="dark"] .history-panel { background: var(--n-surface); border-color: var(--n-border); }
[data-theme="dark"] .pwa-banner { background: var(--n-surface); border-color: var(--n-border); }
[data-theme="dark"] .opt-help { background: var(--n-surface-2); border-color: var(--n-border); }
[data-theme="dark"] .contact-form input,
[data-theme="dark"] .contact-form select,
[data-theme="dark"] .contact-form textarea { background: var(--n-bg); border-color: var(--n-border); color: var(--n-text); }

/* ============================================================
   MOBILE SLIDE-IN DRAWER MENU (replaces horizontal pill bar)
   ============================================================ */
.menu-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--n-border);
  border-radius: var(--radius-sm);
  background: var(--n-surface);
  cursor: pointer;
  flex-shrink: 0;
}
.menu-toggle-bar{
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--n-text);
  border-radius: 2px;
  transition: transform .25s var(--ease), opacity .2s;
}
.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(2){ opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px){
  .menu-toggle{ display: flex; }
}

.drawer-scrim{
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 18, 0.5);
  backdrop-filter: blur(2px);
  z-index: 980;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s var(--ease);
}
.drawer-scrim.open{
  opacity: 1;
  pointer-events: all;
}

.mobile-drawer{
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  height: 100dvh;
  width: min(320px, 84vw);
  background: var(--n-surface);
  z-index: 990;
  box-shadow: -8px 0 32px rgba(0,0,0,0.18);
  transform: translateX(100%);
  transition: transform .3s var(--ease-out);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.mobile-drawer.open{
  transform: translateX(0);
}

.drawer-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--n-border);
  flex-shrink: 0;
}
.drawer-brand{ display: flex; align-items: center; gap: 10px; }
.drawer-close{
  width: 36px; height: 36px;
  border: 1px solid var(--n-border);
  border-radius: 50%;
  background: var(--n-bg-alt);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--n-text-soft);
}
.drawer-close svg{ width: 16px; height: 16px; }

.drawer-links{
  display: flex;
  flex-direction: column;
  padding: 10px;
  gap: 2px;
  flex: 1;
}
.drawer-link{
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 12px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--n-text);
  font-weight: 600;
  font-size: 15px;
}
.drawer-link:active{ background: var(--n-bg-alt); }
.drawer-link.active{
  background: var(--accent-soft);
  color: var(--accent);
}
@media (min-width: 901px){
  .mobile-drawer, .drawer-scrim{ display: none !important; }
}

.dl-icon{ width: 22px; height: 22px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.dl-icon svg{ width: 19px; height: 19px; max-width: 19px; max-height: 19px; stroke-width: 2; flex-shrink: 0; }
.dl-badge{
  margin-left: auto;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(0,0,0,0.06);
  color: var(--n-text-faint);
}
.drawer-link.active .dl-badge{ background: rgba(37,100,207,0.15); color: var(--accent); }

.drawer-foot{
  padding: 14px 18px 20px;
  border-top: 1px solid var(--n-border);
  flex-shrink: 0;
}

body.drawer-open{ overflow: hidden; }

[data-theme="dark"] .menu-toggle{ background: var(--n-surface); border-color: var(--n-border); }
[data-theme="dark"] .menu-toggle-bar{ background: #fff; }
[data-theme="dark"] .mobile-drawer{ background: var(--n-surface); }
[data-theme="dark"] .drawer-close{ background: rgba(255,255,255,0.06); border-color: var(--n-border); }
[data-theme="dark"] .dl-badge{ background: rgba(255,255,255,0.08); }

/* ===========================================================
   TOOL GUIDE SEO CONTENT SECTIONS
   Per-tool crawlable content: guides, how-to, FAQs
   =========================================================== */
.tool-seo-content{
  display: block;
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
  max-width: 1220px;
  margin: 48px auto 0;
  padding: 0 28px 40px;
}
.tool-seo-content > h2{
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 24px;
  color: var(--n-text);
}
.tool-guide{
  background: var(--n-surface);
  border: 1px solid var(--n-border);
  border-radius: var(--radius-lg);
  padding: 24px 26px 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-1);
  transition: box-shadow 0.2s var(--ease);
}
.tool-guide:hover{
  box-shadow: var(--shadow-2);
}
.tool-guide > h3{
  font-size: 17px;
  font-weight: 700;
  color: var(--n-text);
  letter-spacing: -0.2px;
  margin-bottom: 10px;
  line-height: 1.3;
}
.tool-guide > h3 a{
  color: inherit;
  text-decoration: none;
}
.tool-guide > h3 a:hover{
  color: var(--accent);
}
.tool-guide > p{
  font-size: 14px;
  line-height: 1.7;
  color: var(--n-text-soft);
  margin-bottom: 14px;
  max-width: 780px;
}
.tool-guide > h4{
  font-size: 14px;
  font-weight: 700;
  color: var(--n-text);
  margin-bottom: 8px;
  margin-top: 16px;
}
.tool-guide ol{
  padding-left: 22px;
  margin-bottom: 14px;
}
.tool-guide ol li{
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--n-text-soft);
  margin-bottom: 4px;
}
.tool-guide ol li strong{
  color: var(--n-text);
  font-weight: 600;
}
.tool-guide .tool-tip-box{
  font-size: 12.5px;
  color: var(--n-text-soft);
  background: var(--n-bg-alt);
  border: 1px solid var(--n-border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  margin-top: 12px;
  line-height: 1.55;
}
.tool-guide .tool-tip-box strong{
  color: var(--n-text);
}

/* Collapsible FAQ (native <details>) */
.tool-faq{
  border: 1px solid var(--n-border);
  border-radius: var(--radius-md);
  margin-top: 8px;
  overflow: hidden;
  transition: border-color 0.2s;
}
.tool-faq[open]{
  border-color: var(--accent);
}
.tool-faq summary{
  font-size: 13.5px;
  font-weight: 600;
  color: var(--n-text);
  padding: 11px 14px;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--n-bg-alt);
  transition: background 0.15s;
}
.tool-faq summary:hover{
  background: var(--n-bg);
}
.tool-faq summary::before{
  content: "▸";
  font-size: 11px;
  transition: transform 0.2s;
  flex-shrink: 0;
  color: var(--accent);
}
.tool-faq[open] summary::before{
  transform: rotate(90deg);
}
.tool-faq summary::-webkit-details-marker{ display: none; }
.tool-faq > p{
  font-size: 13px;
  line-height: 1.65;
  color: var(--n-text-soft);
  padding: 10px 14px 14px;
  margin: 0;
}
.tool-faq > p a{
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Compact trust line (replaces 3-card strip on bench pages) */
.trust-line{
  max-width: 1220px;
  margin: 8px auto 0;
  padding: 10px 28px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--n-text-faint);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.trust-line span{
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* Responsive */
@media (max-width: 760px){
  .tool-seo-content{ padding: 0 16px 32px; margin-top: 32px; }
  .tool-guide{ padding: 18px 18px 16px; }
  .tool-guide > h3{ font-size: 15px; }
  .tool-guide > p{ font-size: 13px; }
  .tool-faq summary{ font-size: 12.5px; padding: 10px 12px; }
  .tool-faq > p{ font-size: 12.5px; padding: 8px 12px 12px; }
}

/* Dark mode */
[data-theme="dark"] .tool-guide{
  background: var(--n-surface);
  border-color: var(--n-border);
}
[data-theme="dark"] .tool-faq summary{
  background: rgba(255,255,255,0.03);
}
[data-theme="dark"] .tool-faq summary:hover{
  background: rgba(255,255,255,0.06);
}
[data-theme="dark"] .tool-guide .tool-tip-box{
  background: rgba(255,255,255,0.03);
  border-color: var(--n-border);
}