/* =========================================================
   oursalary.in — design system
   Theme: "Ledger & Stamp" — an Indian payslip / passbook feel.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600;700&display=swap');

:root{
  /* palette */
  --paper:      #EEF0E7;   /* page background — cool ledger paper */
  --paper-warm: #F7F6EF;   /* card surface, slightly lighter */
  --card:       #FFFFFF;
  --ink:        #1C2B3A;   /* primary text — deep navy ink */
  --ink-soft:   #4C5C6B;   /* secondary text */
  --stamp:      #BD3B27;   /* vermilion — accent / CTA / official stamp */
  --stamp-dark: #9C2F1E;
  --gold:       #B8903A;   /* rupee gold — numbers, highlights */
  --gold-soft:  #EFE2C3;
  --line:       #D6D3C2;   /* ledger rule lines / borders */
  --line-dark:  #B9B6A2;
  --good:       #2F6B4F;   /* positive figures */
  --shadow:     0 1px 2px rgba(28,43,58,.06), 0 6px 20px rgba(28,43,58,.06);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --radius: 10px;
  --container: 1180px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:var(--stamp-dark); text-decoration:none; }
a:hover{ text-decoration:underline; }
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--ink);
  line-height:1.15;
  margin:0 0 .5em;
  font-weight:600;
}
h1{ font-size:clamp(2rem,4vw,3rem); }
h2{ font-size:clamp(1.5rem,3vw,2.1rem); }
h3{ font-size:1.25rem; }
p{ margin:0 0 1em; color:var(--ink-soft); }
.container{ max-width:var(--container); margin:0 auto; padding:0 20px; }
section{ padding:56px 0; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.12em;
  text-transform:uppercase; color:var(--gold); font-weight:600;
  margin-bottom:10px;
}
.eyebrow::before{ content:''; width:16px; height:1px; background:var(--gold); }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(238,240,231,.92); backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.site-header .container{
  display:flex; align-items:center; justify-content:space-between;
  height:68px;
}
.logo{
  font-family:var(--font-display); font-weight:700; font-size:1.4rem;
  color:var(--ink); display:flex; align-items:baseline; gap:2px;
}
.logo .dot{ color:var(--stamp); }
.logo:hover{ text-decoration:none; }
.main-nav{ display:flex; align-items:center; gap:28px; }
.main-nav a{
  color:var(--ink); font-weight:500; font-size:.95rem;
}
.main-nav a:hover{ color:var(--stamp-dark); text-decoration:none; }
.nav-toggle{ display:none; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--font-body); font-weight:600; font-size:.95rem;
  padding:12px 22px; border-radius:8px; border:1px solid transparent;
  cursor:pointer; transition:transform .15s ease, box-shadow .15s ease;
}
.btn-primary{ background:var(--stamp); color:#fff; }
.btn-primary:hover{ background:var(--stamp-dark); text-decoration:none; transform:translateY(-1px); }
.btn-outline{ background:transparent; border-color:var(--ink); color:var(--ink); }
.btn-outline:hover{ background:var(--ink); color:#fff; text-decoration:none; }

/* ---------- hero ---------- */
.hero{ padding:64px 0 40px; }
.hero .container{
  display:grid; grid-template-columns:1.05fr .95fr; gap:48px; align-items:center;
}
.hero-kicker{ color:var(--gold); font-family:var(--font-mono); font-size:.8rem; letter-spacing:.1em; text-transform:uppercase; }
.hero h1{ margin-top:6px; }
.hero p.lead{ font-size:1.1rem; max-width:46ch; }
.hero-cta{ display:flex; gap:14px; margin-top:22px; flex-wrap:wrap; }

/* signature: mini live demo payslip stub */
.stub{
  background:var(--card); border:1px solid var(--line);
  border-radius:var(--radius); box-shadow:var(--shadow);
  position:relative; overflow:hidden;
}
.stub::before{
  content:''; position:absolute; top:0; left:0; right:0; height:0;
  border-top:2px dashed var(--line-dark);
}
.stub-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 20px; border-bottom:1px dashed var(--line);
  background:var(--paper-warm);
}
.stub-head .stub-title{ font-family:var(--font-mono); font-size:.78rem; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-soft); }
.live-badge{
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.08em;
  color:var(--good); text-transform:uppercase; font-weight:600;
}
.live-dot{ width:7px; height:7px; border-radius:50%; background:var(--good); animation:pulse 1.6s infinite; }
@keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.35} }
.stub-body{ padding:20px; }
.stub-row{
  display:flex; justify-content:space-between; align-items:baseline;
  padding:9px 0; border-bottom:1px dotted var(--line);
  font-size:.92rem;
}
.stub-row:last-child{ border-bottom:none; }
.stub-row .label{ color:var(--ink-soft); }
.stub-row .value{ font-family:var(--font-mono); font-weight:600; color:var(--ink); font-variant-numeric:tabular-nums; }
.stub-total{
  margin-top:6px; padding-top:14px; border-top:2px solid var(--ink);
  display:flex; justify-content:space-between; align-items:baseline;
}
.stub-total .label{ font-weight:600; color:var(--ink); }
.stub-total .value{ font-family:var(--font-mono); font-size:1.5rem; font-weight:700; color:var(--stamp-dark); font-variant-numeric:tabular-nums; }
.stub-foot{
  padding:10px 20px; background:var(--paper-warm); border-top:1px dashed var(--line);
  font-size:.78rem; color:var(--ink-soft); text-align:center;
}
.mini-inputs{ padding:0 20px 16px; display:grid; gap:10px; }

/* ---------- tools grid ---------- */
.tools-section{ background:var(--paper-warm); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section-head{ max-width:640px; margin-bottom:34px; }
.tools-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:18px;
}
.tool-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:22px; display:flex; flex-direction:column; gap:10px;
  transition:border-color .15s ease, transform .15s ease;
}
.tool-card:hover{ border-color:var(--gold); transform:translateY(-2px); text-decoration:none; }
.tool-icon{
  width:38px; height:38px; border-radius:8px; background:var(--gold-soft);
  display:flex; align-items:center; justify-content:center; color:var(--gold);
}
.tool-card h3{ margin:0; font-size:1.05rem; color:var(--ink); }
.tool-card p{ font-size:.88rem; margin:0; color:var(--ink-soft); }
.tool-card .go{ margin-top:auto; font-family:var(--font-mono); font-size:.78rem; color:var(--stamp-dark); font-weight:600; }
.tool-group-label{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--gold); margin:30px 0 12px; display:flex; align-items:center; gap:8px;
}
.tool-group-label:first-child{ margin-top:0; }
.tool-group-label::after{ content:''; flex:1; height:1px; background:var(--line-dark); }

/* ---------- examples teaser ---------- */
.examples-teaser .container{ display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.example-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:24px;
  box-shadow:var(--shadow);
}
.example-card .amt{ font-family:var(--font-mono); font-weight:700; color:var(--gold); }

/* ---------- calculator page layout ---------- */
.breadcrumb{ font-size:.82rem; color:var(--ink-soft); padding:16px 0 0; }
.breadcrumb a{ color:var(--ink-soft); }
.calc-hero{ padding:24px 0 10px; }
.calc-hero p.lead{ max-width:70ch; }
.calc-layout{
  display:grid; grid-template-columns:1.15fr .85fr; gap:28px; align-items:start;
  padding:20px 0 40px;
}
.panel{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:26px; box-shadow:var(--shadow);
}
.panel h2{ font-size:1.15rem; margin-bottom:18px; }
.field{ margin-bottom:16px; }
.field label{ display:block; font-size:.85rem; font-weight:600; color:var(--ink); margin-bottom:6px; }
.field .hint{ font-size:.76rem; color:var(--ink-soft); font-weight:400; margin-left:6px; }
.field input[type=number], .field input[type=text], .field select{
  width:100%; padding:11px 12px; border:1px solid var(--line-dark); border-radius:7px;
  font-family:var(--font-mono); font-size:.98rem; background:var(--paper-warm); color:var(--ink);
}
.field input:focus, .field select:focus{ outline:2px solid var(--gold); outline-offset:1px; }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.seg{ display:flex; border:1px solid var(--line-dark); border-radius:7px; overflow:hidden; }
.seg button{
  flex:1; padding:9px; background:var(--paper-warm); border:none; cursor:pointer;
  font-family:var(--font-body); font-size:.85rem; font-weight:600; color:var(--ink-soft);
  border-right:1px solid var(--line-dark);
}
.seg button:last-child{ border-right:none; }
.seg button.active{ background:var(--ink); color:#fff; }
.slider-wrap{ display:flex; align-items:center; gap:10px; }
input[type=range]{ flex:1; accent-color:var(--stamp); }
.range-val{ font-family:var(--font-mono); font-weight:600; min-width:52px; text-align:right; }

.result-panel{ position:sticky; top:88px; }

/* content sections below calculator */
.content-block{ padding:10px 0 30px; max-width:820px; }
.content-block h2{ margin-top:34px; }
.formula-box{
  background:var(--paper-warm); border:1px solid var(--line); border-left:4px solid var(--gold);
  border-radius:8px; padding:16px 18px; font-family:var(--font-mono); font-size:.88rem;
  overflow-x:auto; color:var(--ink);
}
.faq-item{ border-bottom:1px solid var(--line); padding:16px 0; }
.faq-item h3{ font-size:1rem; margin-bottom:6px; }
.related-tools{ display:flex; flex-wrap:wrap; gap:10px; margin-top:10px; }
.related-tools a{
  background:var(--paper-warm); border:1px solid var(--line); border-radius:20px;
  padding:7px 14px; font-size:.84rem; color:var(--ink);
}
.related-tools a:hover{ border-color:var(--gold); text-decoration:none; }

table.data-table{ width:100%; border-collapse:collapse; font-size:.9rem; margin:14px 0; }
table.data-table th, table.data-table td{ padding:9px 10px; border-bottom:1px solid var(--line); text-align:left; }
table.data-table th{ font-family:var(--font-mono); font-size:.76rem; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-soft); }

/* ---------- examples-by-ctc grid ---------- */
.examples-grid{
  display:grid; grid-template-columns:repeat(5,1fr); gap:12px;
}
.example-mini{
  background:var(--card); border:1px solid var(--line); border-radius:8px;
  padding:14px 14px; display:flex; flex-direction:column; gap:4px;
  transition:border-color .15s ease, transform .15s ease;
}
.example-mini:hover{ border-color:var(--gold); transform:translateY(-2px); text-decoration:none; }
.example-mini .lpa{ font-family:var(--font-display); font-weight:600; font-size:1.05rem; color:var(--ink); }
.example-mini .est{ font-family:var(--font-mono); font-size:.76rem; color:var(--gold); }
.example-mini .badge-live{
  display:inline-block; font-size:.66rem; font-family:var(--font-mono); text-transform:uppercase;
  color:var(--good); letter-spacing:.06em; margin-top:2px;
}
.example-group-label{
  font-family:var(--font-mono); font-size:.75rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--gold); margin:32px 0 14px; display:flex; align-items:center; gap:8px;
}
.example-group-label:first-of-type{ margin-top:6px; }
.example-group-label::after{ content:''; flex:1; height:1px; background:var(--line-dark); }
@media (max-width:900px){ .examples-grid{ grid-template-columns:repeat(3,1fr); } }
@media (max-width:560px){ .examples-grid{ grid-template-columns:repeat(2,1fr); } }

/* ---------- footer ---------- */
.site-footer{ background:var(--ink); color:#DCE2E6; padding:44px 0 26px; margin-top:40px; }
.site-footer a{ color:#DCE2E6; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:24px; }
.footer-grid h4{ color:#fff; font-family:var(--font-body); font-size:.85rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:12px; }
.footer-grid ul{ list-style:none; margin:0; padding:0; display:grid; gap:8px; font-size:.9rem; }
.footer-grid ul a{ color:#B7C0C7; }
.footer-bottom{ border-top:1px solid #33475A; margin-top:30px; padding-top:18px; font-size:.8rem; color:#8FA0AC; display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px; }

/* disclaimer strip */
.disclaimer{ font-size:.8rem; color:var(--ink-soft); background:var(--paper-warm); border:1px solid var(--line); border-radius:8px; padding:12px 16px; margin-top:18px; }

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero .container{ grid-template-columns:1fr; }
  .tools-grid{ grid-template-columns:repeat(2,1fr); }
  .calc-layout{ grid-template-columns:1fr; }
  .result-panel{ position:static; }
  .examples-teaser .container{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .main-nav{ display:none; }
}
@media (max-width:560px){
  .tools-grid{ grid-template-columns:1fr; }
  .field-row{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
}