/* =============================================================
   ToolHub — main stylesheet
   Premium light SaaS look, mobile-first, ~15KB before gzip.
   ============================================================= */

*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#f6f9ff;
  --surface:#ffffff;
  --border:#e6ecf5;
  --text:#0f172a;
  --muted:#64748b;
  --primary:#2563eb;
  --primary-2:#1d4ed8;
  --accent:#06b6d4;
  --success:#10b981;
  --warn:#f59e0b;
  --danger:#ef4444;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow-md:0 8px 24px rgba(15,23,42,.08);
  --shadow-lg:0 20px 50px rgba(15,23,42,.12);
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --gradient:linear-gradient(135deg,#2563eb 0%,#06b6d4 100%);
  --gradient-soft:linear-gradient(135deg,#eef4ff 0%,#e6fbff 100%);
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-2);text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;color:var(--text);margin:0 0 .6em}
h1{font-size:clamp(1.75rem,2.5vw + 1rem,3rem);letter-spacing:-.02em}
h2{font-size:clamp(1.4rem,1.5vw + 1rem,2.1rem);letter-spacing:-.01em}
h3{font-size:1.25rem}
p{margin:0 0 1em}
.muted{color:var(--muted)}
.container{width:min(1180px,92%);margin-inline:auto}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:1rem;top:1rem;background:#fff;padding:.5rem 1rem;border-radius:8px;z-index:1000;box-shadow:var(--shadow-md)}

/* Header / nav --------------------------------------------------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(10px);
  -webkit-backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0}
.brand{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;color:var(--text)}
.brand:hover{text-decoration:none;color:var(--text)}
.brand-logo{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--gradient);color:#fff;box-shadow:var(--shadow-sm);
}
.brand-name{font-size:1.05rem;letter-spacing:-.01em}
.primary-nav{display:flex;gap:.25rem}
.primary-nav a{
  padding:.55rem .85rem;border-radius:10px;color:#334155;font-weight:500;font-size:.95rem;
}
.primary-nav a:hover{background:#eef4ff;color:var(--primary-2);text-decoration:none}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--border);
  border-radius:10px;padding:.45rem .55rem;cursor:pointer;color:#334155;
}
@media (max-width:880px){
  .primary-nav{
    position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--border);
    flex-direction:column;padding:.5rem 1rem 1rem;gap:.1rem;
    transform:translateY(-110%);opacity:0;pointer-events:none;
    transition:transform .25s ease,opacity .25s ease;
  }
  .primary-nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .primary-nav a{padding:.75rem .65rem;border-radius:8px}
  .nav-toggle{display:inline-flex}
  .site-header{position:relative}
}

/* Buttons -------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.7rem 1.1rem;border-radius:12px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 6px 16px rgba(37,99,235,.25)}
.btn-primary:hover{color:#fff;box-shadow:0 10px 24px rgba(37,99,235,.35)}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:#cfd8e8}
.btn-block{width:100%}

/* Hero ----------------------------------------------------------- */
.hero{
  position:relative;padding:5rem 0 4rem;
  background:radial-gradient(1200px 500px at 80% -10%,#dbeafe55,transparent),
             radial-gradient(900px 400px at 0% 110%,#cffafe66,transparent),
             linear-gradient(180deg,#fff,var(--bg));
  border-bottom:1px solid var(--border);
}
.hero-inner{display:grid;gap:2rem;grid-template-columns:1.1fr .9fr;align-items:center}
.hero-pill{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.35rem .8rem;border-radius:999px;background:#eef4ff;color:var(--primary-2);
  font-weight:600;font-size:.85rem;border:1px solid #dbe4ff;margin-bottom:1rem;
}
.hero h1 strong{
  background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lede{font-size:1.1rem;color:#475569;max-width:55ch;margin-bottom:1.5rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:1.5rem}
.hero-stats{display:flex;gap:1.5rem;flex-wrap:wrap}
.hero-stats div{font-size:.9rem}
.hero-stats strong{display:block;font-size:1.4rem;color:var(--text);font-weight:700}

.hero-art{
  position:relative;aspect-ratio:5/4;border-radius:var(--radius-lg);
  background:var(--gradient-soft);border:1px solid #dbe7ff;box-shadow:var(--shadow-md);
  overflow:hidden;display:grid;place-items:center;
}
.hero-art .float-card{
  position:absolute;background:#fff;border:1px solid var(--border);
  border-radius:14px;padding:.7rem .9rem;box-shadow:var(--shadow-md);
  display:flex;align-items:center;gap:.6rem;font-size:.9rem;font-weight:600;color:#334155;
}
.hero-art .float-card .ic{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;background:var(--gradient);
}
.hero-art .c1{top:14%;left:8%;animation:float 6s ease-in-out infinite}
.hero-art .c2{top:38%;right:8%;animation:float 7s ease-in-out infinite reverse}
.hero-art .c3{bottom:12%;left:18%;animation:float 8s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

@media (max-width:880px){
  .hero{padding:3rem 0 2.5rem}
  .hero-inner{grid-template-columns:1fr}
  .hero-art{order:-1;max-width:360px;margin-inline:auto}
}

/* Sections ------------------------------------------------------- */
.section{padding:4rem 0}
.section-head{text-align:center;max-width:60ch;margin:0 auto 2.5rem}
.section-head .eyebrow{
  display:inline-block;padding:.25rem .7rem;border-radius:999px;background:#eef4ff;
  color:var(--primary-2);font-weight:600;font-size:.8rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:.6rem;
}

/* Search bar ---------------------------------------------------- */
.search{
  display:flex;align-items:center;gap:.5rem;background:#fff;
  border:1px solid var(--border);border-radius:14px;padding:.5rem .6rem .5rem 1rem;
  box-shadow:var(--shadow-sm);max-width:520px;margin:0 auto;
}
.search input{
  flex:1;border:0;outline:0;font:inherit;color:var(--text);background:transparent;
  padding:.55rem 0;
}
.search button{
  border:0;cursor:pointer;background:var(--gradient);color:#fff;
  border-radius:10px;padding:.55rem .9rem;font-weight:600;
}

/* Grids ---------------------------------------------------------- */
.grid{display:grid;gap:1rem}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:1000px){.grid-4{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){
  .grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-2{grid-template-columns:1fr}
}
@media (max-width:460px){.grid-4,.grid-3{grid-template-columns:1fr}}

/* Cards ---------------------------------------------------------- */
.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:1.25rem;transition:transform .2s ease,box-shadow .25s ease,border-color .2s ease;
  display:flex;flex-direction:column;gap:.5rem;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#dbe4ff}
.card .ic{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--gradient-soft);color:var(--primary-2);
}
.card h3{margin:.2rem 0 0;font-size:1.05rem}
.card p{color:var(--muted);font-size:.92rem;margin:0}
.card a.stretched{position:absolute;inset:0}
.card{position:relative}

.card.cat{padding:1.5rem}
.card.cat .ic{width:48px;height:48px;border-radius:14px}
.card.cat .pill{
  align-self:flex-start;background:#eef4ff;color:var(--primary-2);
  font-size:.78rem;font-weight:600;border-radius:999px;padding:.2rem .55rem;
}

/* "How it works" steps ------------------------------------------- */
.steps{counter-reset:step}
.steps .card{padding-top:2.5rem}
.steps .card::before{
  counter-increment:step;content:counter(step);
  position:absolute;top:1rem;right:1rem;width:34px;height:34px;border-radius:10px;
  background:var(--gradient);color:#fff;display:grid;place-items:center;font-weight:700;font-size:.95rem;
}

/* Why choose us -------------------------------------------------- */
.feat{display:flex;gap:1rem;align-items:flex-start}
.feat .ic{flex:0 0 auto;width:40px;height:40px;border-radius:12px;background:var(--gradient-soft);color:var(--primary-2);display:grid;place-items:center}
.feat h3{margin:0;font-size:1.05rem}
.feat p{margin:.25rem 0 0;color:var(--muted)}

/* FAQ accordion -------------------------------------------------- */
.faq details{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:0 1rem;margin-bottom:.6rem;
}
.faq summary{
  list-style:none;cursor:pointer;padding:1rem 0;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:1.4rem;line-height:1;color:var(--primary);
  transition:transform .2s ease;
}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 1rem;color:#475569;margin:0}

/* Breadcrumbs ---------------------------------------------------- */
.breadcrumbs{padding:1rem 0 .25rem;font-size:.9rem;color:var(--muted)}
.breadcrumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.25rem}
.breadcrumbs li{display:inline-flex;align-items:center;gap:.4rem}
.breadcrumbs .sep{opacity:.5}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs [aria-current="page"]{color:var(--text);font-weight:600}

/* Tool page layout ---------------------------------------------- */
.tool-shell{display:grid;grid-template-columns:1fr 320px;gap:2rem;margin:2rem 0}
.tool-main{min-width:0}
.tool-side .card+.card{margin-top:1rem}
@media (max-width:1000px){.tool-shell{grid-template-columns:1fr}}

.panel{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:1.5rem;box-shadow:var(--shadow-sm);
}
.panel+.panel{margin-top:1.5rem}

.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}
.field label{font-weight:600;font-size:.92rem}
.field input,.field select,.field textarea{
  padding:.7rem .8rem;border:1px solid var(--border);border-radius:10px;font:inherit;background:#fff;color:var(--text);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid #c7d8ff;border-color:var(--primary)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width:560px){.field-row{grid-template-columns:1fr}}

.dropzone{
  border:2px dashed #c7d8ff;border-radius:16px;padding:2rem 1rem;text-align:center;
  background:linear-gradient(180deg,#f8fbff,#fff);transition:.2s;
}
.dropzone.drag{background:#eef4ff;border-color:var(--primary)}
.dropzone p{margin:.4rem 0;color:var(--muted)}

.result-box{
  margin-top:1rem;padding:1rem;border-radius:12px;background:#f0f9ff;border:1px solid #cfeeff;
}
.result-box.ok{background:#ecfdf5;border-color:#a7f3d0}
.result-box.warn{background:#fff7ed;border-color:#fed7aa}
.result-box.err{background:#fef2f2;border-color:#fecaca}

/* Tool intro / docs blocks (tool pages) ------------------------- */
.prose h2{margin-top:2rem}
.prose h3{margin-top:1.5rem}
.prose ul,.prose ol{padding-left:1.4rem}
.prose li{margin:.25rem 0}

.tag-list{display:flex;flex-wrap:wrap;gap:.4rem}
.tag{
  background:#eef4ff;color:var(--primary-2);
  border-radius:999px;padding:.2rem .65rem;font-size:.8rem;font-weight:600;
}

/* Footer --------------------------------------------------------- */
.site-footer{background:#0b1220;color:#cbd5e1;padding:3rem 0 1.5rem;margin-top:5rem}
.site-footer h3{color:#fff;font-size:1rem;margin-bottom:.8rem}
.site-footer a{color:#cbd5e1}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:2rem}
.footer-grid ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.4rem}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem;
  padding-top:2rem;margin-top:2rem;border-top:1px solid #1f2a44;font-size:.88rem;
}
.footer-bottom .muted{color:#94a3b8}
.site-footer .brand{color:#fff}
.site-footer .brand-name{color:#fff}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.footer-grid{grid-template-columns:1fr}}

/* Misc ---------------------------------------------------------- */
.ad-slot{
  display:flex;align-items:center;justify-content:center;text-align:center;
  background:#f1f5f9;border:1px dashed #cbd5e1;color:#64748b;
  border-radius:12px;min-height:100px;margin:2rem 0;font-size:.85rem;
}
.ad-slot::before{content:"Advertisement"}
.notice{padding:.8rem 1rem;border-radius:10px;background:#fff7ed;border:1px solid #fed7aa;color:#7c2d12;font-size:.9rem}

/* Lazy fade-in for cards ---------------------------------------- */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(8px);transition:opacity .5s ease,transform .5s ease}
  .reveal.visible{opacity:1;transform:none}
}

/* Forms in admin ------------------------------------------------- */
.alert{padding:.75rem 1rem;border-radius:10px;margin-bottom:1rem;font-size:.92rem}
.alert.ok{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46}
.alert.err{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}

/* Tables --------------------------------------------------------- */
.table{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.table th,.table td{padding:.75rem .9rem;text-align:left;border-bottom:1px solid var(--border);font-size:.92rem;vertical-align:middle}
.table th{background:#f8fafc;color:#334155;font-weight:600}
.table tr:last-child td{border-bottom:0}
.badge{display:inline-block;padding:.15rem .55rem;border-radius:999px;font-size:.75rem;font-weight:600}
.badge.ok{background:#ecfdf5;color:#065f46}
.badge.off{background:#f1f5f9;color:#475569}


/* =============================================================
   Tool UI polish — beautiful inputs, results, buttons
   ============================================================= */
.tool-ui{display:flex;flex-direction:column;gap:1rem}
.tool-ui input[type="text"],
.tool-ui input[type="number"],
.tool-ui input[type="email"],
.tool-ui input[type="password"],
.tool-ui input[type="url"],
.tool-ui select,
.tool-ui textarea{
  width:100%;padding:.75rem .9rem;border:1px solid var(--border);border-radius:12px;
  background:#fff;color:var(--text);font:inherit;transition:border-color .15s,box-shadow .15s;
}
.tool-ui input:focus,.tool-ui select:focus,.tool-ui textarea:focus{
  outline:0;border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.12);
}
.tool-ui textarea{min-height:140px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92rem}
.tool-ui input[type="range"]{accent-color:var(--primary)}
.tool-ui input[type="color"]{padding:.25rem;height:42px;cursor:pointer}
.tool-ui .row{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.tool-ui .actions{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.25rem}
.tool-ui label{font-weight:600;font-size:.92rem;display:block;margin-bottom:.35rem;color:#1e293b}
.tool-ui .hint{font-size:.85rem;color:var(--muted);margin-top:.25rem}

.kpi{display:grid;gap:.75rem;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));margin-top:.5rem}
.kpi .card{padding:.9rem 1rem;text-align:center;background:linear-gradient(180deg,#f8fbff,#fff);border-radius:14px}
.kpi .card .v{font-size:1.6rem;font-weight:800;background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1;letter-spacing:-.02em}
.kpi .card .l{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-top:.2rem}

.preview{background:#f8fafc;border:1px solid var(--border);border-radius:12px;padding:1rem;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88rem;white-space:pre-wrap;word-break:break-word;max-height:340px;overflow:auto}
.preview-img{display:block;max-width:100%;height:auto;border-radius:12px;border:1px solid var(--border);margin-top:.5rem;background:repeating-conic-gradient(#eef4ff 0 25%,#fff 0 50%) 0 0/16px 16px}

.btn-success{background:linear-gradient(135deg,#10b981,#06b6d4);color:#fff}
.btn-danger{background:linear-gradient(135deg,#ef4444,#f59e0b);color:#fff}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none!important;box-shadow:none}

.dropzone p{margin:.25rem 0}
.dropzone .pick{font-weight:600;color:var(--primary-2)}


/* =============================================================
   v2 — animations, toasts, refined hero
   ============================================================= */

/* Animated gradient orbs in hero */
.hero{overflow:hidden;isolation:isolate}
.hero::before,.hero::after{
  content:"";position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;
  z-index:-1;pointer-events:none;animation:drift 18s ease-in-out infinite;
}
.hero::before{width:520px;height:520px;background:radial-gradient(circle,#93c5fd,transparent 65%);top:-160px;right:-80px}
.hero::after{width:440px;height:440px;background:radial-gradient(circle,#67e8f9,transparent 65%);bottom:-180px;left:-60px;animation-delay:-9s}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(40px,-30px) scale(1.06)}}

/* Card sheen on hover */
.card{position:relative;overflow:hidden}
.card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.4) 50%,transparent 70%);
  transform:translateX(-100%);transition:transform .7s ease;
}
.card:hover::after{transform:translateX(100%)}

/* Gradient border on focus for inputs */
.tool-ui input:focus,.tool-ui select:focus,.tool-ui textarea:focus{
  box-shadow:0 0 0 4px rgba(37,99,235,.15);
}

/* Shimmer for skeleton-style placeholders */
@keyframes shimmer{0%{background-position:-400px 0}100%{background-position:400px 0}}
.skeleton{background:linear-gradient(90deg,#eef4ff 0%,#f8fbff 50%,#eef4ff 100%);background-size:800px 100%;animation:shimmer 1.4s infinite linear;border-radius:8px}

/* Toast notifications */
#toast-host{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:9999;display:flex;flex-direction:column;gap:.5rem;pointer-events:none}
.toast{
  background:#0f172a;color:#fff;padding:.7rem 1.05rem;border-radius:12px;font-size:.9rem;
  box-shadow:0 10px 30px rgba(15,23,42,.25);opacity:0;transform:translateY(8px);
  animation:tin .25s forwards;display:flex;align-items:center;gap:.5rem;
}
.toast.ok{background:linear-gradient(135deg,#10b981,#06b6d4)}
.toast.err{background:linear-gradient(135deg,#ef4444,#f59e0b)}
@keyframes tin{to{opacity:1;transform:none}}
.toast.bye{animation:tout .3s forwards}
@keyframes tout{to{opacity:0;transform:translateY(8px)}}

/* Button micro-interaction */
.btn{position:relative;overflow:hidden}
.btn::before{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.5),transparent 50%);
  opacity:0;transition:opacity .2s ease;pointer-events:none;
}
.btn:hover::before{opacity:.6}
.btn:active{transform:translateY(0) scale(.98)}

/* Loading spinner */
.spinner{
  display:inline-block;width:14px;height:14px;border-radius:50%;
  border:2px solid currentColor;border-right-color:transparent;
  animation:spin .7s linear infinite;vertical-align:-2px;margin-right:.4rem;
}
@keyframes spin{to{transform:rotate(360deg)}}

.btn.loading{pointer-events:none;opacity:.85}
.btn.loading::after{content:"";display:inline-block;width:14px;height:14px;border-radius:50%;border:2px solid #fff;border-right-color:transparent;animation:spin .7s linear infinite;margin-left:.4rem}

/* Cookie consent */
.cookie-bar{
  position:fixed;left:50%;bottom:1rem;transform:translateX(-50%);max-width:min(680px,92vw);
  background:#fff;border:1px solid var(--border);border-radius:16px;
  box-shadow:var(--shadow-lg);padding:1rem 1.25rem;z-index:1000;
  display:flex;flex-wrap:wrap;align-items:center;gap:.8rem;
  animation:tin .35s ease;
}
.cookie-bar p{margin:0;flex:1;font-size:.9rem;color:#334155;min-width:240px}

/* Scroll-to-top FAB */
.fab{
  position:fixed;right:1rem;bottom:1rem;width:44px;height:44px;border-radius:50%;
  background:var(--gradient);color:#fff;border:0;cursor:pointer;display:none;
  box-shadow:var(--shadow-md);align-items:center;justify-content:center;z-index:90;
}
.fab.visible{display:inline-flex;animation:tin .25s ease}

/* Hero pill pulse */
.hero-pill{position:relative}
.hero-pill::after{content:"";position:absolute;inset:-2px;border-radius:999px;background:radial-gradient(circle at 0 50%,rgba(37,99,235,.35),transparent 70%);filter:blur(8px);z-index:-1;animation:drift 6s ease-in-out infinite}

/* Reduced motion respect */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}


/* =============================================================
   v3 — refined tool-page layout
   ============================================================= */

.tool-hero{
  position:relative;padding:2.25rem 0 1.5rem;
  background:linear-gradient(180deg,#fff 0%,var(--bg) 100%);
  border-bottom:1px solid var(--border);overflow:hidden;
}
.tool-hero-inner{display:grid;grid-template-columns:auto 1fr;gap:1.25rem;align-items:flex-start}
.tool-hero-icon{
  width:64px;height:64px;border-radius:18px;display:grid;place-items:center;
  background:var(--gradient);color:#fff;box-shadow:0 8px 22px rgba(37,99,235,.25);flex-shrink:0;
}
.tool-hero h1{font-size:clamp(1.6rem,2.2vw + 1rem,2.4rem);margin:.1rem 0 .35rem;letter-spacing:-.02em}
.tool-hero .lede{color:#475569;max-width:62ch;margin:0 0 1rem;font-size:1.02rem}
.tool-hero-pills{display:flex;gap:.4rem;flex-wrap:wrap}
.tool-pill{
  display:inline-flex;align-items:center;gap:.3rem;padding:.25rem .7rem;
  background:#eef4ff;color:#1d4ed8;border-radius:999px;font-size:.78rem;font-weight:600;
  border:1px solid #dbe4ff;
}
.tool-pill.ok{background:#ecfdf5;color:#065f46;border-color:#a7f3d0}
.small{font-size:.85rem}

.tool-section{padding:2rem 0 4rem}
.tool-shell{display:grid;grid-template-columns:1fr 300px;gap:2rem;align-items:flex-start}
.tool-main{min-width:0;display:flex;flex-direction:column;gap:1.5rem}
.tool-side .sticky-card{position:sticky;top:90px}
@media (max-width:980px){.tool-shell{grid-template-columns:1fr}.tool-side .sticky-card{position:static}}

.tool-doc h2{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.75rem;font-size:1.2rem}
.tool-doc h2 svg{color:var(--primary);flex-shrink:0}
.tool-doc h2:first-child{margin-top:0}

.steps-list{list-style:none;padding:0;counter-reset:s;margin:.5rem 0 0}
.steps-list li{
  counter-increment:s;position:relative;padding:.6rem 0 .6rem 2.5rem;
  border-bottom:1px solid var(--border);
}
.steps-list li:last-child{border-bottom:0}
.steps-list li::before{
  content:counter(s);position:absolute;left:0;top:.55rem;
  width:28px;height:28px;border-radius:8px;background:var(--gradient-soft);color:var(--primary-2);
  font-weight:700;font-size:.85rem;display:grid;place-items:center;
}

.check-list{list-style:none;padding:0;margin:.5rem 0 0;display:grid;gap:.4rem}
.check-list li{position:relative;padding:.35rem 0 .35rem 1.7rem;color:#334155;font-size:.95rem}
.check-list li::before{
  content:"";position:absolute;left:.1rem;top:.6rem;width:1.1rem;height:1.1rem;border-radius:50%;
  background:var(--gradient);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M9 16.17l-3.88-3.88L3.7 13.7 9 19l12-12-1.41-1.41z'/></svg>") center/70% no-repeat;
          mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='black' d='M9 16.17l-3.88-3.88L3.7 13.7 9 19l12-12-1.41-1.41z'/></svg>") center/70% no-repeat;
}

.related-list{list-style:none;padding:0;margin:0 0 1rem;display:flex;flex-direction:column;gap:.15rem}
.related-list a{
  display:flex;align-items:center;gap:.55rem;padding:.5rem .65rem;border-radius:10px;
  color:#334155;font-size:.92rem;text-decoration:none;
}
.related-list a:hover{background:#eef4ff;color:var(--primary-2)}
.related-list .ic{
  width:26px;height:26px;border-radius:8px;background:var(--gradient-soft);color:var(--primary-2);
  display:grid;place-items:center;flex-shrink:0;
}