/* Pick a Tools v3 — full redesign */
:root{
  --bg:#ffffff; --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
  --brand:#2563eb; --brand-d:#1d4ed8; --navy:#0f172a; --navy-2:#1e293b;
  --green:#16a34a; --amber:#f59e0b;
  --card:#f8fafc; --radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
/* ===== header v3 ===== */
.top-strip{background:linear-gradient(90deg,var(--brand),#7c3aed);color:#fff;font-size:13px;text-align:center;padding:8px 16px;font-weight:500}
.top-strip a{color:#fff;font-weight:700;text-decoration:underline}
header.site{background:#fff;position:sticky;top:0;z-index:50;box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{font-weight:800;font-size:22px;color:var(--ink);letter-spacing:-.4px;display:inline-flex;align-items:baseline;gap:.22em;flex-shrink:0}
.logo:hover{text-decoration:none}
.logo-l{color:var(--ink)}
.logo-a{color:var(--brand);max-width:0;opacity:0;overflow:hidden;white-space:nowrap;animation:logoASeq 5s ease-in-out infinite}
.logo-r{color:var(--brand)}
@keyframes logoASeq{0%,70%{max-width:0;opacity:0;transform:translateY(-40px)}78%{max-width:1.5em;opacity:1;transform:translateY(0)}82%{max-width:1.5em;opacity:1;transform:translateY(-5px)}86%,100%{max-width:1.5em;opacity:1;transform:translateY(0)}}
@media (prefers-reduced-motion:reduce){.logo-a{animation:none;max-width:1.5em;opacity:1;transform:none}}
.nav-links{display:flex;gap:6px;font-size:15px;font-weight:500;align-items:center}
.nav-links a{color:var(--ink);padding:9px 14px;border-radius:8px}
.nav-links a:hover{background:var(--card);text-decoration:none}
.nav-cta{background:var(--brand)!important;color:#fff!important;font-weight:700}
.nav-cta:hover{background:var(--brand-d)!important}
/* mobile nav */
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:9px 12px;font-size:18px;cursor:pointer;color:var(--ink);line-height:1}
.mobile-nav{display:none;border-top:1px solid var(--line);background:#fff;padding:8px 22px 14px}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:13px 4px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-nav a:last-child{border-bottom:none}
/* ===== hero v3 ===== */
.hero{background:linear-gradient(180deg,#f0f7ff 0%,#ffffff 100%);padding:64px 0 48px;border-bottom:1px solid var(--line)}
.hero-kicker{display:inline-block;background:#dbeafe;color:var(--brand-d);font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;border-radius:999px;padding:6px 16px;margin-bottom:18px}
.hero h1{font-size:clamp(32px,5vw,52px);letter-spacing:-1.2px;line-height:1.12;margin-bottom:16px;font-weight:800;max-width:800px}
.hero h1 .hl{color:var(--brand)}
.hero p{color:var(--muted);font-size:19px;max-width:660px;line-height:1.65}
.hero-cta{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.btn-primary{background:var(--brand);color:#fff;font-weight:700;padding:14px 30px;border-radius:10px;display:inline-block;font-size:16px;box-shadow:0 4px 14px rgba(37,99,235,.28)}
.btn-primary:hover{text-decoration:none;background:var(--brand-d);color:#fff}
.btn-ghost{border:1.5px solid var(--line);color:var(--ink);font-weight:600;padding:13px 28px;border-radius:10px;display:inline-block;font-size:16px;background:#fff}
.btn-ghost:hover{text-decoration:none;border-color:var(--ink)}
.hero-stats{display:flex;gap:36px;margin-top:32px;flex-wrap:wrap}
.hero-stats div b{display:block;font-size:26px;font-weight:800;letter-spacing:-.5px}
.hero-stats div span{font-size:13.5px;color:var(--muted)}
/* ===== sections ===== */
.section{padding:44px 0}
.section h2{font-size:27px;letter-spacing:-.5px;margin-bottom:6px;font-weight:800}
.section .sub{color:var(--muted);font-size:15.5px;margin-bottom:26px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:22px}
.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 10px 30px rgba(15,23,42,.09);transform:translateY(-2px)}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.card-tag{font-size:12px;font-weight:700;color:var(--brand);text-transform:uppercase;letter-spacing:.6px}
.card h3{font-size:19px;margin:10px 0 8px;line-height:1.45;font-weight:700}
.card h3 a{color:var(--ink)}
.card p{color:var(--muted);font-size:15px;flex:1}
.card-meta{font-size:13px;color:var(--muted);margin-top:14px;border-top:1px solid var(--line);padding-top:12px}
/* tool card */
.tool-card{border:1.5px solid var(--brand);background:linear-gradient(135deg,#eff6ff 0%,#ffffff 75%)}
.tool-badge{display:inline-block;background:var(--brand);color:#fff;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;border-radius:999px;padding:4px 12px;margin-bottom:10px}
/* ===== article ===== */
.article{max-width:760px;margin:0 auto;padding:40px 22px}
.article h1{font-size:clamp(28px,4vw,40px);letter-spacing:-.8px;line-height:1.25;margin:12px 0;font-weight:800}
.byline{font-size:14px;color:var(--muted);margin-bottom:22px;border-bottom:1px solid var(--line);padding-bottom:18px}
.article .lede{font-size:20px;color:#334155;margin-bottom:26px;line-height:1.65}
.article h2{font-size:25px;margin:36px 0 12px;letter-spacing:-.3px;font-weight:800}
.article h3{font-size:19px;margin:26px 0 8px;font-weight:700}
.article p{margin-bottom:16px}
.article ul,.article ol{margin:0 0 16px 22px}
.pick{background:#f0fdf4;border-left:4px solid var(--green);padding:18px 20px;margin:26px 0;border-radius:0 10px 10px 0}
.pick strong{color:var(--green)}
.vs-table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;display:block;overflow-x:auto}
.vs-table th,.vs-table td{border:1px solid var(--line);padding:12px 14px;text-align:left;white-space:nowrap}
.vs-table th{background:var(--card);font-weight:700;font-size:14px}
.method{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:26px 0;font-size:15px}
.method h4{margin-bottom:8px;font-size:16px}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}
.pros,.cons{border-radius:10px;padding:18px;font-size:15px;border:1px solid var(--line)}
.pros h4{color:var(--green);margin-bottom:6px;font-size:15px}
.cons h4{color:#b91c1c;margin-bottom:6px;font-size:15px}
.pros ul,.cons ul{margin:0 0 0 18px}
.faq details{border-bottom:1px solid var(--line);padding:15px 0}
.faq summary{font-weight:600;cursor:pointer;font-size:16px}
.cta-box{border:1px solid var(--line);border-radius:var(--radius);padding:28px;text-align:center;margin:34px 0;background:var(--card)}
.cta-box a{background:var(--brand);color:#fff;font-weight:700;padding:13px 32px;border-radius:9px;display:inline-block;margin-top:12px;text-decoration:none}
.ad-slot{background:var(--card);border:1px dashed #cbd5e1;border-radius:8px;text-align:center;padding:24px;margin:30px 0;color:var(--muted);font-size:12px;letter-spacing:.5px}
/* ===== footer v3 ===== */
footer.site{background:var(--navy);color:#94a3b8;margin-top:64px;font-size:14.5px}
.foot-top{padding:52px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-brand .logo{color:#fff;margin-bottom:12px}
.foot-brand .logo-l{color:#fff}
.foot-brand p{font-size:14.5px;line-height:1.65;max-width:300px}
footer.site h4{font-size:13px;margin-bottom:14px;color:#fff;text-transform:uppercase;letter-spacing:.8px}
footer.site .foot-grid a{color:#94a3b8;display:block;margin-bottom:10px;font-size:14.5px}
footer.site .foot-grid a:hover{color:#fff;text-decoration:none}
.foot-bottom{border-top:1px solid var(--navy-2);padding:20px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px}
/* ===== responsive ===== */
@media(max-width:720px){
  .pros-cons{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .menu-btn{display:block}
  .hero{padding:44px 0 36px}
  .hero-stats{gap:22px}
  .hero-cta .btn-primary,.hero-cta .btn-ghost{flex:1;text-align:center;padding:14px 10px}
  .grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
}