/* ===== FinTaxLife Tools — design tokens ===== */
:root{
  --paper: #F5F6FA;
  --paper-raised: #FFFFFF;
  --ink: #0B1220;
  --ink-soft: #1C2740;
  --slate: #5B6478;
  --slate-light: #98A1B8;
  --accent: #3B5BFF;
  --accent-ink: #24378F;
  --accent-soft: rgba(59,91,255,.12);
  --border: #E3E6F0;
  --success: #16A34A;
  --danger: #DC2626;
  --radius: 10px;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --display: 'Space Grotesk', ui-sans-serif, sans-serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --dash: #0B1220;
  --dash-text: #EEF1F8;
  --dash-text-soft: #8E99B8;
  --dash-border: #232D48;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;}
img{max-width:100%;}

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

/* ---------- Header ---------- */
.site-header{
  border-bottom:1px solid var(--dash-border);
  background:var(--dash);
  position:sticky;top:0;z-index:20;
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:60px;
}
.brand{
  display:flex;align-items:baseline;gap:8px;
  font-family:var(--display);
  font-size:19px;font-weight:600;
  text-decoration:none;color:var(--dash-text);
  letter-spacing:-0.01em;
}
.brand .stamp{
  font-family:var(--mono);
  font-size:10px;letter-spacing:.08em;
  color:#9DB1FF;
  background:rgba(59,91,255,.18);
  border:1px solid rgba(93,124,255,.4);
  border-radius:4px;
  padding:2px 6px;
  transform:translateY(-2px);
}
.nav-link{
  font-size:13.5px;color:var(--dash-text-soft);text-decoration:none;font-weight:500;
}
.nav-link:hover{color:var(--dash-text);}

/* ---------- Hero ---------- */
.hero{
  padding:60px 0 48px;
  background:var(--dash);
  color:var(--dash-text);
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(to bottom, black, transparent 85%);
  pointer-events:none;
}
.hero .wrap{position:relative;}
.hero .eyebrow{color:#9DB1FF;}
.hero h1{color:var(--dash-text);}
.hero p.lede{color:var(--dash-text-soft);}
.eyebrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--slate);margin:0 0 14px;
}
.hero h1{
  font-family:var(--display);
  font-size:clamp(32px,5vw,52px);
  line-height:1.05;
  margin:0 0 16px;
  letter-spacing:-0.01em;
}
.hero p.lede{
  font-size:17px;color:var(--dash-text-soft);max-width:560px;margin:0;
}

/* ---------- Tool grid (homepage) ---------- */
.tool-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));
  gap:14px;margin:40px 0 80px;
}
.tool-card{
  display:block;text-decoration:none;color:inherit;
  background:var(--paper-raised);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  transition:border-color .15s ease, transform .15s ease;
  position:relative;
  overflow:hidden;
}
.tool-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 4px 20px rgba(59,91,255,.08);}
.tool-card .glyph{
  font-family:var(--mono);font-size:10.5px;color:var(--accent-ink);
  letter-spacing:.07em;font-weight:600;
}
.tool-card h3{
  font-family:var(--display);font-size:19px;margin:10px 0 6px;
}
.tool-card p{font-size:13.5px;color:var(--slate);margin:0;}

/* ---------- Tool page ---------- */
.tool-header{padding:44px 0 8px;}
.tool-header .eyebrow a{color:var(--slate);text-decoration:none;}
.tool-header .eyebrow a:hover{color:var(--ink);text-decoration:underline;}
.tool-header h1{
  font-family:var(--display);font-size:clamp(28px,4vw,40px);margin:8px 0 10px;
}
.tool-header p{color:var(--slate);font-size:15.5px;max-width:600px;margin:0 0 8px;}

.panel{
  background:var(--paper-raised);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;margin:28px 0;
}

/* Dropzone */
.dropzone{
  border:2px dashed var(--slate-light);
  border-radius:var(--radius);
  padding:44px 20px;
  text-align:center;
  cursor:pointer;
  transition:border-color .15s ease, background .15s ease;
}
.dropzone.drag{border-color:var(--accent);background:var(--accent-soft);}
.dropzone .dz-icon{font-size:28px;margin-bottom:8px;}
.dropzone .dz-main{font-weight:600;font-size:15px;}
.dropzone .dz-sub{color:var(--slate);font-size:13px;margin-top:4px;}
.dropzone input{display:none;}

/* File list */
.file-list{list-style:none;margin:18px 0 0;padding:0;}
.file-list li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 12px;border:1px solid var(--border);border-radius:8px;
  margin-bottom:8px;background:var(--paper);font-family:var(--mono);font-size:13px;
}
.file-list li .fname{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.file-list li button.remove{
  background:none;border:none;color:var(--danger);cursor:pointer;font-size:16px;line-height:1;
}
.file-list li .drag-handle{color:var(--slate-light);cursor:grab;margin-right:4px;}

/* Controls */
.controls{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;}
.btn{
  font-family:var(--body);font-weight:600;font-size:14px;
  padding:12px 22px;border-radius:8px;border:1px solid transparent;
  cursor:pointer;transition:filter .15s ease, transform .1s ease;
  display:inline-flex;align-items:center;gap:8px;
}
.btn:active{transform:scale(.98);}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{filter:brightness(1.15);}
.btn-primary:disabled{background:var(--slate-light);cursor:not-allowed;}
.btn-ghost{background:transparent;color:var(--slate);border-color:var(--border);}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink);}

.field{margin-top:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-soft);margin-bottom:6px;}
.field select, .field input[type=text], .field input[type=number], .field textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;
  font-family:var(--body);font-size:14px;background:#fff;color:var(--ink);
}
.field textarea{font-family:var(--mono);min-height:220px;resize:vertical;}
.field-row{display:flex;gap:14px;flex-wrap:wrap;}
.field-row .field{flex:1;min-width:160px;}

/* Progress / status */
.status{margin-top:16px;font-size:13.5px;color:var(--slate);font-family:var(--mono);min-height:18px;}
.status.err{color:var(--danger);}
.status.ok{color:var(--success);}

/* Receipt — signature element for completed jobs */
.receipt{
  margin-top:22px;
  background:var(--paper-raised);
  border:1px solid var(--border);
  border-radius:8px;
  padding:20px 22px;
  font-family:var(--mono);
  position:relative;
  display:none;
}
.receipt.show{display:block;animation:rise .25s ease;}
.receipt .r-row{display:flex;justify-content:space-between;font-size:12.5px;color:var(--slate);padding:4px 0;}
.receipt .r-row.total{border-top:1px dashed var(--border);margin-top:8px;padding-top:10px;font-weight:700;color:var(--ink);}
.receipt::before{
  content:"";position:absolute;left:-6px;top:50%;width:12px;height:12px;
  background:var(--paper);border-radius:50%;transform:translateY(-50%);
  box-shadow:1080px 0 0 var(--paper);
}
@keyframes rise{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}

/* Privacy note */
.privacy-note{
  display:flex;gap:10px;align-items:flex-start;
  font-size:12.5px;color:var(--slate);
  margin-top:22px;padding-top:18px;border-top:1px solid var(--border);
}
.privacy-note .dot{color:var(--success);font-size:16px;line-height:1;}

/* FAQ */
.faq-section{margin:48px 0 60px;}
.faq-section h2{font-family:var(--display);font-size:24px;margin:0 0 18px;}
.faq-item{border-top:1px solid var(--border);padding:18px 0;}
.faq-item h3{font-size:15px;margin:0 0 6px;color:var(--ink-soft);}
.faq-item p{font-size:14px;color:var(--slate);margin:0;}

/* Calculator result */
.result-box{
  margin-top:20px;background:var(--paper-raised);border:1px solid var(--border);
  border-radius:8px;padding:22px;
}
.result-box .big{font-family:var(--display);font-size:32px;color:var(--ink);}
.result-box .label{font-family:var(--mono);font-size:11px;color:var(--slate);text-transform:uppercase;letter-spacing:.08em;}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px;margin-top:14px;}

/* Slider */
input[type=range]{width:100%;accent-color:var(--accent);}

/* Footer */
.site-footer{
  border-top:1px solid var(--border);
  margin-top:80px;padding:36px 0;
  color:var(--slate);font-size:13px;
}
.site-footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;}

/* Skip link / focus */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}

@media (max-width:640px){
  .hero{padding:40px 0 24px;}
  .panel{padding:20px;}
}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
}