/* ToolPilot — shared styles */
:root{
  --bg:#0b1020;
  --bg-soft:#0f1530;
  --card:#ffffff;
  --ink:#1a1f36;
  --ink-soft:#5b6178;
  --line:#e7e9f2;
  --brand:#6366f1;
  --brand-2:#8b5cf6;
  --brand-ink:#4338ca;
  --accent:#22d3ee;
  --good:#10b981;
  --warn:#f59e0b;
  --radius:16px;
  --shadow:0 10px 30px rgba(17,24,60,.08);
  --maxw:1120px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);
  background:#f6f7fb;line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:var(--brand-ink);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
img{max-width:100%}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;font-size:18px;box-shadow:0 6px 16px rgba(99,102,241,.4)}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--ink-soft);font-weight:600;font-size:15px}
.nav-links a:hover{color:var(--brand-ink);text-decoration:none}
.nav-cta{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff!important;padding:9px 18px;border-radius:10px;font-weight:700}
.nav-cta:hover{text-decoration:none;opacity:.92}
.menu-btn{display:none;background:none;border:0;font-size:24px;cursor:pointer}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 70% -10%,rgba(139,92,246,.35),transparent),linear-gradient(180deg,var(--bg),var(--bg-soft));color:#fff;padding:84px 0 96px;position:relative;overflow:hidden}
.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.05;margin:0 0 18px;letter-spacing:-.03em;font-weight:800}
.hero h1 .grad{background:linear-gradient(90deg,#a5b4fc,#67e8f9);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:clamp(16px,2vw,20px);color:#c7cbe0;max-width:620px;margin:0 0 30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:12px;font-weight:700;font-size:16px;cursor:pointer;border:0;transition:.15s}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff}
.btn-primary:hover{transform:translateY(-2px);text-decoration:none;box-shadow:0 12px 28px rgba(99,102,241,.45)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.18)}
.btn-ghost:hover{background:rgba(255,255,255,.16);text-decoration:none}
.hero-stats{display:flex;gap:34px;margin-top:42px;flex-wrap:wrap}
.hero-stats .s b{display:block;font-size:26px;font-weight:800;color:#fff}
.hero-stats .s span{color:#9aa0bf;font-size:14px}

/* Sections */
.section{padding:64px 0}
.section h2{font-size:clamp(26px,3.5vw,38px);letter-spacing:-.02em;margin:0 0 10px;text-align:center}
.section .sub{color:var(--ink-soft);text-align:center;max-width:620px;margin:0 auto 40px;font-size:17px}

/* Category pills */
.cats{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:38px}
.cat-pill{background:#fff;border:1px solid var(--line);padding:8px 16px;border-radius:999px;font-weight:600;font-size:14px;color:var(--ink-soft);cursor:pointer}
.cat-pill.active,.cat-pill:hover{background:var(--brand);color:#fff;border-color:var(--brand)}

/* Tool grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.tool-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.18s;display:flex;flex-direction:column;gap:8px;position:relative;overflow:hidden}
.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c7cbf5;text-decoration:none}
.tool-card .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#eef0ff,#f5f0ff);display:grid;place-items:center;font-size:22px;margin-bottom:6px}
.tool-card h3{margin:0;font-size:18px;color:var(--ink)}
.tool-card p{margin:0;color:var(--ink-soft);font-size:14px}
.tool-card .tag{position:absolute;top:14px;right:14px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:3px 9px;border-radius:999px}
.tag-ai{background:#ede9fe;color:#6d28d9}
.tag-free{background:#d1fae5;color:#047857}
.tool-card .go{margin-top:auto;color:var(--brand-ink);font-weight:700;font-size:14px}

/* Value props */
.props{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.prop{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.prop .ic{font-size:28px;margin-bottom:10px}
.prop h3{margin:0 0 6px;font-size:18px}
.prop p{margin:0;color:var(--ink-soft);font-size:15px}

/* Footer */
.site-footer{background:var(--bg);color:#c7cbe0;padding:54px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.foot-grid h4{color:#fff;font-size:15px;margin:0 0 14px}
.foot-grid a{display:block;color:#9aa0bf;font-size:14px;margin-bottom:9px}
.foot-grid a:hover{color:#fff;text-decoration:none}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:22px;text-align:center;color:#7a8099;font-size:13px}

/* Tool page */
.tool-hero{background:linear-gradient(180deg,var(--bg),var(--bg-soft));color:#fff;padding:48px 0 40px}
.breadcrumb{font-size:13px;color:#9aa0bf;margin-bottom:14px}
.breadcrumb a{color:#a5b4fc}
.tool-hero h1{font-size:clamp(28px,4vw,42px);margin:0 0 10px;letter-spacing:-.02em}
.tool-hero p{color:#c7cbe0;max-width:680px;margin:0;font-size:17px}
.tool-app{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:28px;margin:-30px auto 0;position:relative;z-index:2}
.field-label{font-weight:700;font-size:14px;display:block;margin-bottom:8px}
textarea,input[type=text],input[type=number],select{width:100%;padding:14px;border:1px solid var(--line);border-radius:12px;font-family:var(--font);font-size:15px;background:#fbfbfe;color:var(--ink)}
textarea{min-height:160px;resize:vertical}
textarea:focus,input:focus,select:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
.row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.row>*{flex:1}
.controls{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:12px;margin-top:18px}
.stat{background:#f5f6fc;border-radius:12px;padding:14px;text-align:center}
.stat b{display:block;font-size:24px;color:var(--brand-ink)}
.stat span{font-size:13px;color:var(--ink-soft)}
.result-box{background:#f5f6fc;border:1px dashed #c7cbf5;border-radius:12px;padding:16px;margin-top:16px;min-height:54px;font-size:16px;word-break:break-word}
.chip{display:inline-block;background:#ede9fe;color:#6d28d9;padding:7px 13px;border-radius:999px;margin:4px;font-weight:600;font-size:14px;cursor:pointer}
.chip:hover{background:#ddd6fe}

/* Content (SEO) */
.content{background:#fff;border-radius:20px;border:1px solid var(--line);padding:40px;margin-top:30px}
.content h2{font-size:26px;margin:34px 0 12px;letter-spacing:-.01em}
.content h2:first-child{margin-top:0}
.content h3{font-size:19px;margin:22px 0 8px}
.content p,.content li{color:#3a4060;font-size:16px}
.content ul{padding-left:20px}
.faq-item{border-bottom:1px solid var(--line);padding:18px 0}
.faq-item summary{font-weight:700;cursor:pointer;font-size:17px;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:before{content:'+';color:var(--brand);font-weight:800;margin-right:10px}
.faq-item[open] summary:before{content:'–'}
.faq-item p{margin:12px 0 0}
.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-top:16px}

/* Ad slot */
.ad-slot{background:repeating-linear-gradient(45deg,#f0f1f8,#f0f1f8 10px,#eaecf6 10px,#eaecf6 20px);border:1px dashed #c7cbf5;border-radius:12px;min-height:90px;display:grid;place-items:center;color:#9aa0bf;font-size:13px;font-weight:600;margin:26px 0}

.note{background:#fffbeb;border:1px solid #fde68a;border-radius:12px;padding:14px 16px;font-size:14px;color:#92400e;margin-top:16px}

@media(max-width:760px){
  .nav-links{display:none}
  .menu-btn{display:block}
  .foot-grid{grid-template-columns:1fr 1fr}
  .content{padding:24px}
}