/* =========================================================
   TOOLBENCH — shared design system
   Palette:
     --paper   #F3F5F1  (page background, cool paper)
     --ink     #14231F  (near-black green-ink text)
     --signal  #FF5A36  (accent — action, punch color)
     --teal    #0E7C7B  (secondary accent — links, tags)
     --muted   #6B7570  (secondary text)
     --line    #D8DDD6  (hairline borders)
     --card    #FFFFFF  (card background)
   Type:
     display: 'Space Grotesk' (headings, tool names)
     body:    'Inter' (paragraphs, UI text)
     mono:    'JetBrains Mono' (labels, numbers, tags — "spec sheet" feel)
   ========================================================= */

:root{
  --paper:#F3F5F1;
  --ink:#14231F;
  --signal:#FF5A36;
  --teal:#0E7C7B;
  --muted:#6B7570;
  --line:#D8DDD6;
  --card:#FFFFFF;
  --radius:10px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Space Grotesk',sans-serif;
  margin:0 0 .4em 0;
  letter-spacing:-0.01em;
  line-height:1.15;
}
p{margin:0 0 1em 0;}
a{color:var(--teal);text-decoration:none;}
a:hover{text-decoration:underline;}
code,.mono,.tag,.spec,input,select,textarea,button{font-family:'JetBrains Mono',monospace;}

.wrap{max-width:1080px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  border-bottom:1px solid var(--line);
  background:var(--paper);
  position:sticky;top:0;z-index:20;
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:64px;
}
.logo{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;font-size:1.15rem;color:var(--ink);
  display:flex;align-items:center;gap:8px;
}
.logo .dot{
  width:10px;height:10px;background:var(--signal);
  border-radius:2px;display:inline-block;
  transform:rotate(45deg);
}
.logo:hover{text-decoration:none;}
nav.main-nav{display:flex;gap:22px;align-items:center;}
nav.main-nav a{color:var(--ink);font-size:.92rem;font-weight:500;}
nav.main-nav a:hover{color:var(--signal);text-decoration:none;}

/* ---------- hero ---------- */
.hero{padding:64px 0 40px;border-bottom:1px solid var(--line);}
.hero .eyebrow{
  display:inline-block;font-family:'JetBrains Mono',monospace;
  font-size:.78rem;letter-spacing:.06em;color:var(--teal);
  background:rgba(14,124,123,.08);
  padding:4px 10px;border-radius:20px;margin-bottom:18px;
  text-transform:uppercase;
}
.hero h1{font-size:2.6rem;max-width:760px;}
.hero p.lead{font-size:1.1rem;color:var(--muted);max-width:620px;}

/* ---------- tool grid on homepage ---------- */
.tool-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:20px;padding:40px 0 64px;
}
.tool-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;position:relative;transition:transform .15s ease, box-shadow .15s ease;
  display:flex;flex-direction:column;gap:10px;
}
.tool-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(20,35,31,.08);}
.tool-card .num{
  position:absolute;top:20px;right:22px;
  font-family:'JetBrains Mono',monospace;font-size:.75rem;color:var(--line);
}
.tool-card h3{font-size:1.2rem;margin-bottom:4px;}
.tool-card p{color:var(--muted);font-size:.92rem;margin-bottom:6px;flex-grow:1;}
.tool-card .go{
  font-family:'JetBrains Mono',monospace;font-size:.82rem;color:var(--signal);font-weight:500;
}
.tool-card .tag{
  display:inline-block;font-size:.7rem;color:var(--muted);
  border:1px solid var(--line);padding:2px 8px;border-radius:20px;width:fit-content;
}

/* ---------- generic content sections ---------- */
section.block{padding:48px 0;border-bottom:1px solid var(--line);}
section.block:last-of-type{border-bottom:none;}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:40px;}
@media (max-width:760px){.two-col{grid-template-columns:1fr;}}

/* ---------- tool page layout ---------- */
.tool-header{padding:36px 0 20px;border-bottom:1px solid var(--line);}
.tool-header .breadcrumb{font-size:.8rem;color:var(--muted);margin-bottom:14px;}
.tool-header .breadcrumb a{color:var(--muted);}
.tool-header h1{font-size:1.9rem;}
.tool-header p{color:var(--muted);max-width:640px;}

.tool-app{
  display:grid;grid-template-columns:1.1fr 1fr;gap:28px;padding:36px 0 20px;
  align-items:start;
}
@media (max-width:860px){.tool-app{grid-template-columns:1fr;}}

.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;
}
.panel h2{font-size:1rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:18px;}

label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;margin-top:16px;}
label:first-of-type{margin-top:0;}
input[type=text],input[type=number],input[type=email],input[type=tel],input[type=date],input[type=url],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:6px;
  font-size:.9rem;background:#fff;color:var(--ink);
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--teal);outline-offset:1px;}
textarea{resize:vertical;min-height:70px;}

button, .btn{
  font-family:'Inter',sans-serif;font-weight:600;font-size:.9rem;
  padding:11px 20px;border-radius:7px;border:none;cursor:pointer;
  background:var(--ink);color:#fff;transition:background .15s ease;
}
button:hover,.btn:hover{background:var(--signal);text-decoration:none;color:#fff;}
button.secondary{background:transparent;color:var(--ink);border:1px solid var(--line);}
button.secondary:hover{background:var(--paper);color:var(--ink);}
.btn-row{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;}

.preview-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  position:sticky;top:84px;
}

/* ---------- line-item rows (invoice) ---------- */
.line-item{display:grid;grid-template-columns:2fr 70px 90px 90px 28px;gap:8px;align-items:end;margin-bottom:10px;}
.line-item label{margin-top:0;}
.remove-row{background:none;border:none;color:var(--muted);font-size:1.2rem;cursor:pointer;padding:0;}
.remove-row:hover{color:var(--signal);background:none;}

/* ---------- tab buttons (text/pdf/seo tools) ---------- */
.tab-btn.active{background:var(--ink);color:#fff;}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:36px 0;margin-top:20px;}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:center;}
footer nav{display:flex;gap:18px;}
footer nav a{color:var(--muted);font-size:.85rem;}
footer .fine{font-size:.78rem;color:var(--muted);}

/* ---------- ad slot placeholders ---------- */
.ad-slot{
  border:1px dashed var(--line);border-radius:8px;
  color:var(--muted);font-size:.78rem;text-align:center;
  padding:14px;margin:28px 0;background:rgba(0,0,0,.015);
}

@media print{
  .site-header, footer, .no-print, .ad-slot{display:none !important;}
  body{background:#fff;}
  .panel{display:none !important;}
  .preview-panel{border:none;box-shadow:none;position:static;padding:0;}
}