/* ============================================================
   Toolinza – Global Stylesheet
   Professional, responsive, accessible, dark-mode aware.
   ============================================================ */
:root{
  --brand:#2563eb; --brand-dark:#1d4ed8; --brand-light:#3b82f6;
  --accent:#0ea5e9; --success:#10b981; --warning:#f59e0b; --danger:#ef4444;
  --bg:#f8fafc; --surface:#ffffff; --surface-2:#f1f5f9;
  --text:#0f172a; --text-soft:#475569; --muted:#94a3b8;
  --border:#e2e8f0; --ring:rgba(37,99,235,.35);
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow:0 4px 16px rgba(15,23,42,.08);
  --shadow-lg:0 12px 40px rgba(15,23,42,.14);
  --radius:14px; --radius-sm:9px; --radius-lg:22px;
  --container:1200px;
  --font:"Segoe UI",Roboto,-apple-system,BlinkMacSystemFont,Helvetica,Arial,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){--bg:#0b1120;--surface:#111827;--surface-2:#1e293b;--text:#f1f5f9;--text-soft:#cbd5e1;--muted:#64748b;--border:#1f2937;}
}
/* Explicit user choice overrides the system preference */
:root[data-theme="dark"]{--bg:#0b1120;--surface:#111827;--surface-2:#1e293b;--text:#f1f5f9;--text-soft:#cbd5e1;--muted:#64748b;--border:#1f2937;--ring:rgba(59,130,246,.4)}
:root[data-theme="light"]{--bg:#f8fafc;--surface:#ffffff;--surface-2:#f1f5f9;--text:#0f172a;--text-soft:#475569;--muted:#94a3b8;--border:#e2e8f0}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .15s}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{line-height:1.2;font-weight:800;color:var(--text);letter-spacing:-.02em}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:1.25rem}
p{color:var(--text-soft)}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}
.skip-link{position:absolute;left:-999px;top:0;background:var(--brand);color:#fff;padding:10px 16px;z-index:1000;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
section{padding:64px 0}
.muted{color:var(--muted)}
.center{text-align:center}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;padding:12px 22px;border-radius:var(--radius-sm);font-weight:700;border:1px solid transparent;cursor:pointer;font-size:1rem;transition:transform .12s,box-shadow .15s,background .15s;background:var(--surface-2);color:var(--text)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-light));color:#fff;box-shadow:0 6px 18px rgba(37,99,235,.32)}
.btn-primary:hover{color:#fff;box-shadow:0 10px 26px rgba(37,99,235,.42)}
.btn-outline{background:transparent;border-color:var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand)}
.btn-success{background:var(--success);color:#fff}
.btn-danger{background:var(--danger);color:#fff}
.btn-sm{padding:8px 14px;font-size:.9rem}
.btn-block{width:100%}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.3rem;color:var(--text)}
.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;font-weight:900}
.site-logo{height:34px;width:auto;display:block}
.footer-logo{height:38px;margin-bottom:6px}
@media (prefers-color-scheme:dark){.site-logo{content:url(../img/logo-light.png)}}
:root[data-theme="dark"] .site-logo{content:url(../img/logo-light.png)}
:root[data-theme="light"] .site-logo{content:url(../img/logo.png)}
.site-nav{margin-left:auto}
.site-nav>ul{display:flex;align-items:center;gap:6px;list-style:none}
.site-nav a,.dropdown-btn{display:block;padding:10px 14px;border-radius:8px;font-weight:600;color:var(--text-soft);background:none;border:none;font-size:1rem;cursor:pointer;font-family:inherit}
.site-nav a:hover,.dropdown-btn:hover{color:var(--brand);background:var(--surface-2)}
.has-dropdown{position:relative}
.dropdown-menu{position:absolute;top:calc(100% + 8px);left:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:12px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s;min-width:520px}
.has-dropdown:hover .dropdown-menu,.dropdown-menu.open{opacity:1;visibility:visible;transform:translateY(0)}
.mega{display:grid;grid-template-columns:1fr 1fr}
.mega-item{display:flex!important;align-items:center;gap:12px;padding:12px!important;border-radius:10px}
.mega-item:hover{background:var(--surface-2)}
.mega-icon{font-size:1.6rem}
.mega-item small{display:block;color:var(--muted);font-size:.8rem;font-weight:500}
.header-search{display:flex;align-items:center;background:var(--surface-2);border:1px solid var(--border);border-radius:999px;overflow:hidden}
.header-search input{border:none;background:none;padding:9px 14px;color:var(--text);outline:none;width:180px;font-size:.92rem}
.header-search button{border:none;background:none;padding:0 14px;cursor:pointer;font-size:1rem}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;margin-left:8px}
.nav-toggle span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:.2s}
.theme-toggle{width:40px;height:40px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer;font-size:1.05rem;display:grid;place-items:center;flex-shrink:0;transition:.15s;margin-left:10px}
.theme-toggle:hover{border-color:var(--brand);transform:translateY(-1px)}

/* Hero */
.hero{position:relative;padding:72px 0 56px;overflow:hidden;background:radial-gradient(1200px 500px at 15% -10%,rgba(37,99,235,.14),transparent 60%),radial-gradient(1000px 500px at 100% 0,rgba(14,165,233,.12),transparent 55%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);color:var(--brand);padding:6px 14px;border-radius:999px;font-weight:700;font-size:.85rem;box-shadow:var(--shadow-sm)}
.hero h1{margin:18px 0 14px}
.hero h1 .grad{background:linear-gradient(135deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.15rem;max-width:560px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-stats{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}
.hero-stats .num{font-size:1.7rem;font-weight:900;color:var(--text)}
.hero-stats .lbl{color:var(--muted);font-size:.85rem}
.hero-visual{position:relative}
.hero-visual img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}
.float-card{position:absolute;background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-lg);padding:12px 16px;display:flex;gap:10px;align-items:center;font-weight:700;animation:float 4s ease-in-out infinite}
.float-card .fc-ic{font-size:1.4rem}
.float-1{top:8%;left:-4%}
.float-2{bottom:10%;right:-4%;animation-delay:1.2s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* Trust badges */
.trust{border-block:1px solid var(--border);background:var(--surface)}
.trust .container{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 34px;padding-block:22px}
.trust-badge{display:flex;align-items:center;gap:9px;color:var(--text-soft);font-weight:600;font-size:.95rem}
.trust-badge .ic{font-size:1.25rem}

/* Category grid */
.section-head{text-align:center;max-width:680px;margin:0 auto 44px}
.section-head p{margin-top:12px;font-size:1.06rem}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:22px}
.cat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:.2s;position:relative;overflow:hidden}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.cat-card .cat-ic{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;font-size:1.7rem;margin-bottom:16px;background:var(--surface-2)}
.cat-card h3{margin-bottom:8px}
.cat-card p{font-size:.94rem;margin-bottom:14px}
.cat-card .cat-count{font-weight:700;color:var(--brand);font-size:.9rem}

/* Tool grid */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.tool-card{display:flex;gap:13px;align-items:flex-start;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px;box-shadow:var(--shadow-sm);transition:.18s}
.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand)}
.tool-card .tool-ic{font-size:1.5rem;line-height:1}
.tool-card h4{font-size:1rem;margin-bottom:3px;color:var(--text)}
.tool-card p{font-size:.82rem;color:var(--muted);line-height:1.45}
.badge-pop{background:var(--warning);color:#111;font-size:.65rem;font-weight:800;padding:2px 7px;border-radius:99px;margin-left:6px;vertical-align:middle}

/* Tool page */
.tool-hero{background:var(--surface);border-bottom:1px solid var(--border);padding:32px 0}
.tool-hero .tool-ic-lg{font-size:3rem}
.tool-layout{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:start;padding-top:34px}
@media(max-width:980px){.tool-layout{grid-template-columns:1fr}}
.tool-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:26px}
.tool-sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:700;margin-bottom:6px;font-size:.92rem}
.field .hint{font-weight:400;color:var(--muted);font-size:.82rem}
input[type=text],input[type=number],input[type=email],input[type=url],input[type=password],input[type=date],select,textarea{width:100%;padding:11px 13px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--text);font-size:1rem;font-family:inherit;transition:border .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring)}
textarea{min-height:150px;resize:vertical}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.radio-row,.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.seg{display:inline-flex;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:var(--surface-2)}
.seg button{border:none;background:none;padding:8px 16px;cursor:pointer;font-weight:600;color:var(--text-soft);font-family:inherit}
.seg button.active{background:var(--brand);color:#fff}
.result-box{margin-top:22px;padding:22px;border-radius:var(--radius);background:linear-gradient(135deg,rgba(37,99,235,.08),rgba(14,165,233,.06));border:1px solid var(--border)}
.result-box.hidden{display:none}
.result-primary{font-size:2.4rem;font-weight:900;color:var(--brand);line-height:1.1}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-top:14px}
.result-item{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 14px}
.result-item .k{font-size:.78rem;color:var(--muted);font-weight:600}
.result-item .v{font-size:1.15rem;font-weight:800}
.download-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.tool-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
table.data{width:100%;border-collapse:collapse;font-size:.9rem}
table.data th,table.data td{padding:9px 12px;border:1px solid var(--border);text-align:right}
table.data th{background:var(--surface-2);font-weight:700;text-align:right}
table.data td:first-child,table.data th:first-child{text-align:left}
.table-wrap{overflow-x:auto;margin-top:16px;border-radius:var(--radius-sm);border:1px solid var(--border)}
.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;transition:.18s;background:var(--surface-2)}
.dropzone.drag{border-color:var(--brand);background:rgba(37,99,235,.06)}
.dropzone .dz-ic{font-size:2.6rem}
.file-list{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.file-item{display:flex;align-items:center;gap:10px;background:var(--surface-2);border:1px solid var(--border);border-radius:9px;padding:9px 12px;font-size:.9rem}
.file-item .fi-x{margin-left:auto;cursor:pointer;color:var(--danger);font-weight:800;border:none;background:none;font-size:1.1rem}
.notice{padding:12px 15px;border-radius:9px;font-size:.9rem;margin-top:12px}
.notice-info{background:rgba(14,165,233,.1);color:var(--accent);border:1px solid rgba(14,165,233,.25)}
.notice-error{background:rgba(239,68,68,.1);color:var(--danger);border:1px solid rgba(239,68,68,.25)}
.notice-success{background:rgba(16,185,129,.1);color:var(--success);border:1px solid rgba(16,185,129,.25)}

/* Content / prose */
.prose{max-width:760px;margin-inline:auto}
.prose h2{margin:34px 0 14px}
.prose h3{margin:24px 0 10px}
.prose p,.prose li{color:var(--text-soft);margin-bottom:12px}
.prose ul,.prose ol{padding-left:22px;margin-bottom:14px}
.prose table{width:100%;border-collapse:collapse;margin:16px 0}
.prose th,.prose td{border:1px solid var(--border);padding:10px}
.prose th{background:var(--surface-2)}

/* Blog: key takeaways box + article FAQ */
.key-takeaways{background:var(--surface-2);border:1px solid var(--border);border-left:4px solid var(--primary);border-radius:var(--radius-sm);padding:18px 22px;margin:24px 0}
.key-takeaways h2{margin:0 0 10px;font-size:1.15rem}
.key-takeaways ul{margin-bottom:0}
.key-takeaways li{margin-bottom:6px}
.post-faq{margin-top:36px}
.post-faq>h2{margin-bottom:16px}
.post-faq .faq-item{padding:16px 20px;cursor:default}
.post-faq .faq-item h3{margin:0 0 8px;font-size:1.05rem;color:var(--text)}
.post-faq .faq-item p{margin-bottom:0}

/* FAQ */
.faq-item{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:12px;background:var(--surface);overflow:hidden}
.faq-q{width:100%;text-align:left;padding:18px 20px;font-weight:700;background:none;border:none;cursor:pointer;display:flex;justify-content:space-between;gap:12px;color:var(--text);font-size:1.02rem;font-family:inherit}
.faq-q .ic{transition:.2s;color:var(--brand)}
.faq-item.open .faq-q .ic{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px}
.faq-item.open .faq-a{max-height:400px;padding-bottom:18px}

/* Breadcrumbs */
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;font-size:.86rem;color:var(--muted);padding:16px 0}
.breadcrumbs li:not(:last-child)::after{content:'›';margin-left:6px;color:var(--muted)}

/* Ads */
.ad-slot{margin:26px auto;text-align:center;min-height:60px;display:flex;align-items:center;justify-content:center}
.ad-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);display:block;margin-bottom:4px}

/* Footer */
.site-footer{background:var(--surface);border-top:1px solid var(--border);margin-top:40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;padding:52px 0 34px}
.footer-brand p{font-size:.92rem;margin:14px 0}
.footer-col h4{font-size:.95rem;margin-bottom:14px;text-transform:uppercase;letter-spacing:.05em;color:var(--text)}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer-col a{color:var(--text-soft);font-size:.92rem}
.footer-col a:hover{color:var(--brand)}
.social{display:flex;gap:12px;font-size:1.3rem}
.footer-trust{border-top:1px solid var(--border);background:var(--surface-2)}
.footer-trust .container{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 22px;padding:16px 20px}
.ft-badge{font-size:.85rem;font-weight:600;color:var(--text-soft);display:inline-flex;align-items:center;gap:5px}
.footer-bottom{border-top:1px solid var(--border);padding:18px 0}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.footer-bottom p{font-size:.85rem;color:var(--muted)}

/* Back to top + cookie */
.back-to-top{position:fixed;bottom:24px;right:24px;width:46px;height:46px;border-radius:50%;border:none;background:var(--brand);color:#fff;font-size:1.3rem;cursor:pointer;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transition:.2s;z-index:90}
.back-to-top.show{opacity:1;visibility:visible}
.cookie-consent{position:fixed;bottom:16px;left:16px;right:16px;max-width:520px;margin:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:16px 20px;display:none;gap:14px;align-items:center;z-index:120}
.cookie-consent.show{display:flex}
.cookie-consent[hidden]{display:none}
.cookie-consent p{font-size:.86rem;margin:0}

/* Quotable answer box (GEO / AI + featured snippets) */
.tool-quick-answer{background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--brand);border-radius:10px;padding:14px 18px;margin-bottom:18px;color:var(--text-soft);font-size:.98rem;line-height:1.6}
.tool-quick-answer strong{color:var(--text)}
.tool-standards{color:var(--text-soft);font-size:.9rem;line-height:1.6}
.ts-badge{display:inline-block;background:rgba(16,185,129,.12);color:#059669;border:1px solid rgba(16,185,129,.3);border-radius:999px;padding:2px 10px;font-size:.8rem;font-weight:700;margin-right:6px;white-space:nowrap}
@media (prefers-color-scheme:dark){.ts-badge{color:#34d399}}
:root[data-theme="dark"] .ts-badge{color:#34d399}
:root[data-theme="light"] .ts-badge{color:#059669}

/* Inline spinner for processing states */
.tz-spin{display:inline-block;width:14px;height:14px;border:2px solid var(--border);border-top-color:var(--brand);border-radius:50%;animation:tzspin .7s linear infinite;vertical-align:-2px;margin-right:4px}
@keyframes tzspin{to{transform:rotate(360deg)}}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

/* Search + misc */
.pill-tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:28px}
.pill-tabs a{padding:8px 16px;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-weight:600;font-size:.9rem;color:var(--text-soft)}
.pill-tabs a.active,.pill-tabs a:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.copy-btn{cursor:pointer}
.cta-band{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;border-radius:var(--radius-lg);padding:44px;text-align:center;margin:40px 0}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.9);max-width:560px;margin:12px auto 22px}
.cta-band .btn{background:#fff;color:var(--brand)}

/* Forms (contact/admin) */
.form-card{max-width:640px;margin-inline:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}

/* Responsive */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}.hero-visual{order:-1}
  .footer-grid{grid-template-columns:1fr 1fr}
  .site-nav{position:fixed;inset:68px 0 auto 0;background:var(--surface);border-bottom:1px solid var(--border);margin:0;max-height:0;overflow:hidden;transition:max-height .28s}
  .site-nav.open{max-height:80vh;overflow:auto}
  .site-nav>ul{flex-direction:column;align-items:stretch;padding:12px}
  .dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;min-width:auto;box-shadow:none;border:none;padding-left:16px}
  .mega{grid-template-columns:1fr}
  .nav-toggle{display:flex}
  .theme-toggle{margin-left:auto}
  .header-search{display:none}
}
@media(max-width:560px){
  .footer-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  section{padding:44px 0}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}