/* Linkora Studio — premium light theme. No dark mode. */
:root{
  --blue:#2563eb; --blue-d:#1d4ed8; --vio:#7c3aed; --vio-d:#6d28d9;
  --ink:#0f172a; --body:#334155; --mut:#64748b;
  --line:#e6eaf2; --bg:#ffffff; --soft:#f8fafc; --soft2:#eef2ff;
  --amber:#f59e0b; --ok:#16a34a; --err:#dc2626;
  --r:16px; --sh:0 10px 30px rgba(37,99,235,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid #a5b4fc;outline-offset:2px;border-radius:8px}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.hide{display:none!important}
.skip{position:absolute;left:-9999px;top:0;background:var(--blue);color:#fff;padding:8px 14px;border-radius:8px;z-index:200}
.skip:focus{left:12px;top:12px;color:#fff}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd{display:flex;align-items:center;gap:14px;min-height:70px;position:relative}
.brand-in{display:flex;align-items:center;gap:10px}
.brand-name{font-weight:800;font-size:20px;letter-spacing:-.3px;color:var(--ink)}
.brand-name em{font-style:normal;color:var(--vio)}
.brand-tag{display:block;font-size:11.5px;color:var(--mut);letter-spacing:.4px;text-transform:uppercase}
a.brand:hover{text-decoration:none}
.mobile-nav{display:none;align-items:center;gap:4px;margin-left:auto}
.mobile-nav a{padding:9px 12px;border-radius:10px;color:var(--body);font-weight:600;font-size:15px;white-space:nowrap}
.mobile-nav a:hover{background:var(--soft2);text-decoration:none;color:var(--blue-d)}
.mobile-nav a.active{background:var(--soft2);color:var(--blue-d)}
@media(min-width:901px){.mobile-nav{display:flex}}
.burger{display:none;margin-left:auto;background:#fff;border:1px solid var(--line);border-radius:10px;
  font-size:22px;line-height:1;padding:6px 12px;cursor:pointer;color:var(--ink)}
@media(max-width:900px){
  .burger{display:inline-flex}
  .mobile-nav.open{display:flex;flex-direction:column;align-items:stretch;position:absolute;top:70px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh);padding:10px 20px 16px;gap:2px}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(135deg,var(--blue),var(--vio));color:#fff!important;
  padding:12px 24px;border-radius:12px;font-weight:700;border:0;cursor:pointer;font-size:16px;
  box-shadow:0 6px 18px rgba(37,99,235,.25);transition:transform .15s,box-shadow .15s;text-decoration:none}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(37,99,235,.32);text-decoration:none}
.btn.ghost{background:#fff;color:var(--blue-d)!important;border:1.5px solid #bfdbfe;box-shadow:none}
.btn.ghost:hover{background:var(--soft2)}
.btn.sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn.danger{color:#b91c1c!important;border-color:#fecaca}

/* ---------- hero ---------- */
.hero{background:linear-gradient(180deg,#eef2ff 0%,#f5f3ff 45%,#fff 100%);padding:70px 0 60px;text-align:center}
.hero h1{font-size:clamp(30px,4.6vw,52px);line-height:1.14;letter-spacing:-1px;margin:0 0 14px}
.hero h1 .hl{background:linear-gradient(135deg,var(--blue),var(--vio));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.hero p.lead{max-width:720px;margin:0 auto 26px;color:#475569;font-size:18px}
.kicker{display:inline-block;background:#dbeafe;color:var(--blue-d);font-weight:700;font-size:13px;
  padding:6px 14px;border-radius:999px;margin-bottom:16px;letter-spacing:.3px}
.hero-ctas{display:flex;gap:12px;justify-content:center;margin-top:26px;flex-wrap:wrap}
.hero-badges{display:flex;gap:10px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.chip{font-size:12px;font-weight:600;background:var(--soft2);color:var(--blue-d);border-radius:999px;padding:4px 12px}
.tool-search{max-width:560px;margin:28px auto 0;display:flex;gap:10px}
.tool-search input{flex:1;border:1.5px solid var(--line);border-radius:12px;padding:13px 16px;font-size:16px;color:var(--ink)}
.tool-search input:focus{border-color:var(--blue)}

/* ---------- sections / cards ---------- */
.sec{padding:56px 0}
.sec.soft{background:var(--soft)}
.sec-head{margin-bottom:26px;max-width:760px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{margin:0;font-size:clamp(22px,3vw,30px);letter-spacing:-.5px}
.sec-head p{margin:8px 0 0;color:var(--mut)}
.more{font-weight:700;white-space:nowrap}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;
  box-shadow:0 2px 8px rgba(37,99,235,.05);transition:transform .16s,box-shadow .16s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh)}
.card .ic{font-size:30px;line-height:1}
.card h3{margin:10px 0 6px;font-size:18px;letter-spacing:-.2px}
.card h3 a{color:var(--ink)}
.card .tag{color:var(--mut);font-size:14px;margin:0 0 8px}
.card .grow{flex:1}
.card-cta{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.cat-chip{display:inline-block;font-size:12px;font-weight:700;color:var(--vio-d);background:#f5f3ff;
  border-radius:999px;padding:3px 12px;margin-bottom:10px;align-self:flex-start}

/* ---------- tool app ---------- */
.tool-app{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh);
  padding:28px;margin:10px 0 30px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:4px}
.field.full{grid-column:1/-1}
.field label{font-weight:700;font-size:14px;color:var(--body)}
.field input,.field select,.field textarea{border:1.5px solid var(--line);border-radius:10px;
  padding:11px 13px;font-size:15px;color:var(--ink);background:#fff;font-family:inherit;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue)}
.field textarea{resize:vertical}
input[type=color]{width:64px;height:44px;padding:4px;border:1.5px solid var(--line);border-radius:10px;cursor:pointer;background:#fff}
input[type=range]{width:100%;accent-color:var(--blue)}
input[type=file]{border:1.5px dashed var(--line);border-radius:10px;padding:10px 12px;font-size:14px;width:100%;background:var(--soft)}
.checkrow{display:flex;gap:14px;flex-wrap:wrap;padding:6px 0}
.checkrow label{display:flex;align-items:center;gap:8px;font-weight:600;font-size:15px;cursor:pointer}
.checkrow input{width:18px;height:18px;accent-color:var(--blue)}
.form-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap;align-items:center}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.tab{background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:9px 18px;
  font-weight:600;font-size:14px;cursor:pointer;color:var(--body)}
.tab.on{background:linear-gradient(135deg,var(--blue),var(--vio));color:#fff;border-color:transparent}
.qr-wrap{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:24px;margin:18px 0;
  display:flex;flex-direction:column;align-items:center;gap:8px;min-height:200px;justify-content:center}
.qr-wrap #qg-preview,.qr-wrap #ds-preview,.qr-wrap #vc-preview{display:flex;justify-content:center}
.qr-wrap canvas,.qr-wrap svg{border-radius:8px;background:#fff}
.qr-empty{color:var(--mut);font-size:14.5px;margin:8px 0;text-align:center}
.result-box{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:11px 13px;font-size:14px;
  color:var(--ink);background:var(--soft);font-family:ui-monospace,Consolas,monospace;word-break:break-all}
textarea.result-box{resize:vertical}
.contrast-badge{display:inline-block;font-weight:800;font-size:14px;background:#dcfce7;color:#166534;
  border-radius:999px;padding:5px 14px;margin-left:8px}
.contrast-badge.warn{background:#fef3c7;color:#92400e}
.swatches{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0}
.swatch{width:44px;height:44px;border-radius:50%;border:3px solid transparent;cursor:pointer;padding:0}
.swatch.on{border-color:var(--ink);box-shadow:0 0 0 3px #fff,0 0 0 5px var(--ink)}
.phone-frame{width:300px;max-width:100%;margin:18px auto;border:10px solid #0f172a;border-radius:36px;
  overflow:hidden;background:#fff;box-shadow:var(--sh)}
.phone-frame #bio-phone{padding:26px 20px;text-align:center;min-height:420px}
.bio-avatar{width:84px;height:84px;border-radius:50%;object-fit:cover;margin:0 auto 10px;display:block;border:3px solid rgba(255,255,255,.8)}
.bio-link-btn{display:block;width:100%;margin:10px 0;padding:13px;border-radius:12px;font-weight:700;color:#fff;text-decoration:none}
.link-row{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;margin-bottom:10px;align-items:center}
@media(max-width:640px){.link-row{grid-template-columns:1fr}}
.link-row input{border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;width:100%}
.link-row .row-btns{display:flex;gap:4px}
.icon-btn{background:#fff;border:1px solid var(--line);border-radius:8px;width:34px;height:34px;cursor:pointer;
  font-size:15px;color:var(--body);display:inline-flex;align-items:center;justify-content:center}
.icon-btn:hover{border-color:var(--blue);color:var(--blue-d)}

/* ---------- alerts / misc ---------- */
.alert{background:#fffbeb;border:1px solid #fde68a;border-left:5px solid var(--amber);border-radius:12px;
  padding:16px 18px;margin:20px 0;color:#78350f}
.alert.blue{background:#eff6ff;border-color:#bfdbfe;border-left-color:var(--blue);color:#1e3a8a}
.alert.green{background:#f0fdf4;border-color:#bbf7d0;border-left-color:var(--ok);color:#14532d}
.note{font-size:13.5px;color:var(--mut)}
.page-h{padding:44px 0 8px}
.page-h h1{margin:0 0 10px;font-size:clamp(28px,4vw,42px);letter-spacing:-.8px}
.page-h p{color:#475569;max-width:760px;font-size:17px}
.crumbs{font-size:14px;color:var(--mut);margin:18px 0 6px}
.crumbs a{color:var(--blue)}
.cta-box{background:linear-gradient(135deg,#eef2ff,#f5f3ff);border:1.5px solid #bfdbfe;border-radius:18px;
  padding:26px;margin:28px 0}
.cta-box h3{margin:0 0 8px}
.cta-box p{color:#475569}
.cta-box.smm{background:linear-gradient(135deg,#ecfdf5,#f0fdfa);border-color:#a7f3d0}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:4px 18px}
.faq summary{cursor:pointer;font-weight:700;padding:12px 0;color:var(--ink)}
.faq details p,.faq details div{color:#475569;margin-top:2px}
.prose{max-width:860px}
.prose h2{margin:34px 0 12px;font-size:24px;letter-spacing:-.4px}
.prose h3{margin:26px 0 10px;font-size:19px}
.prose p{color:var(--body)}
.prose ul,.prose ol{color:var(--body);padding-left:22px}
.prose li{margin:6px 0}
.prose code{background:var(--soft2);padding:2px 7px;border-radius:6px;font-size:.9em;color:var(--blue-d)}
.prose pre{background:#0f172a;color:#e2e8f0;padding:16px;border-radius:12px;overflow-x:auto;font-size:13.5px}
.toc{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin:22px 0}
.toc b{display:block;margin-bottom:8px}
.toc ul{margin:0;padding-left:20px;color:#475569}
.empty{text-align:center;padding:50px 20px;color:var(--mut)}
.empty .big{font-size:44px;display:block;margin-bottom:10px}
.kv{display:grid;grid-template-columns:170px 1fr;gap:8px;font-size:15px;margin:12px 0}
.kv dt{color:var(--mut)}.kv dd{margin:0;color:var(--ink)}
.rel{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.recent-card{display:flex;flex-direction:column;gap:4px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:16px}
.recent-card:hover{border-color:var(--blue);text-decoration:none}
.recent-card b{color:var(--ink)}
dl.fields dt{font-weight:700;margin-top:14px}
dl.fields dd{margin:4px 0 0;color:var(--body)}
dl.fields code{background:var(--soft2);padding:2px 7px;border-radius:6px;font-size:.9em;color:var(--blue-d)}

/* ---------- products ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.prod{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column}
.prod b{font-size:15.5px;color:var(--ink)}
.prod .cat{color:var(--mut);font-size:13.5px;margin:4px 0 8px}
.prod .vnote{font-size:12.5px;color:var(--mut);margin:0 0 12px}
.prod a.btn{margin-top:auto;align-self:flex-start}

/* ---------- brands section ---------- */
.brand-panels{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:760px){.brand-panels{grid-template-columns:1fr}}
.brand-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 2px 8px rgba(37,99,235,.05)}
.brand-panel h3{margin:0 0 6px;font-size:20px}
.brand-panel .what{color:var(--vio-d);font-weight:700;font-size:14px;margin:0 0 10px}
.brand-panel p{color:var(--body);font-size:15px}
.svc-list{list-style:none;padding:0;margin:14px 0}
.svc-list li{padding:8px 0 8px 28px;position:relative;color:var(--body);font-size:15px}
.svc-list li::before{content:"✓";position:absolute;left:4px;color:var(--ok);font-weight:800}

/* ---------- footer ---------- */
footer.site{background:#f8faff;border-top:1px solid var(--line);margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px;padding:48px 0 28px}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot-grid{grid-template-columns:1fr}}
.foot-brand p{font-size:14px;color:var(--mut)}
footer.site h4{color:var(--ink);margin:0 0 12px;font-size:15px}
footer.site ul{list-style:none;margin:0;padding:0}
footer.site li{margin:7px 0}
footer.site a{color:#475569;font-size:14px}
footer.site a:hover{color:var(--blue-d)}
.bizlist a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0}
.bizlist a:hover{border-color:var(--blue);text-decoration:none}
.bizlist strong{display:block;color:var(--ink);font-size:14px}
.bizlist span{font-size:12.5px;color:var(--mut)}
.foot-bottom{border-top:1px solid var(--line);padding:18px 0;display:flex;justify-content:space-between;
  gap:12px;flex-wrap:wrap;font-size:13px;color:var(--mut)}

/* ---------- whatsapp float ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:90;display:flex;align-items:center;gap:10px;
  background:#22c55e;color:#fff;border-radius:999px;padding:10px 16px 10px 10px;
  box-shadow:0 8px 24px rgba(34,197,94,.4);font-weight:700}
.wa-float:hover{text-decoration:none;color:#fff;transform:translateY(-2px)}
.wa-icon{display:inline-flex;background:rgba(255,255,255,.2);border-radius:50%;padding:6px}
.wa-label{font-size:14px}
@media(max-width:560px){.wa-label{display:none}.wa-float{padding:10px}}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);background:#0f172a;
  color:#fff;padding:12px 20px;border-radius:12px;font-weight:600;font-size:14.5px;opacity:0;
  pointer-events:none;transition:opacity .25s,transform .25s;z-index:300;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:#b91c1c}

/* ---------- filter chips ---------- */
.fchips{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}
.fchip{background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:8px 16px;
  font-weight:600;font-size:14px;cursor:pointer;color:var(--body)}
.fchip.on{background:linear-gradient(135deg,var(--blue),var(--vio));color:#fff;border-color:transparent}