/* icmn.online — core stylesheet
   Mobile-first, no external fonts or frameworks. */

:root{
  --ink:#0f1f2e;
  --ink-2:#3b4c5e;
  --muted:#64748b;
  --line:#e2e8ee;
  --bg:#f6f8fa;
  --card:#ffffff;
  --brand:#0f3d5c;
  --brand-2:#0f766e;
  --accent:#b45309;
  --ok:#047857;
  --radius:14px;
  --shadow:0 1px 2px rgba(15,31,46,.06),0 8px 24px rgba(15,31,46,.06);
  --max:1120px;
  --hero-a:#eef4f8;
  --res-a:#0f3d5c;
  --res-b:#0f766e;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans","Noto Sans Malayalam","Nirmala UI",Arial,sans-serif;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.6rem,4.2vw,2.4rem)}
h2{font-size:clamp(1.25rem,2.6vw,1.6rem);margin-top:2em}
h3{font-size:1.1rem;margin-top:1.6em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.3em}
li{margin:.35em 0}
small,.small{font-size:.85rem;color:var(--muted)}

.wrap{max-width:var(--max);margin:0 auto;padding:0 18px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:10px 14px;border-radius:8px;z-index:99}

/* ---------- header ---------- */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--brand);font-size:1.05rem;letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-size:.85rem;font-weight:800}
.nav{display:none}
.nav a{color:var(--ink-2);font-size:.95rem;font-weight:600;padding:8px 10px;border-radius:8px}
.nav a:hover{background:var(--bg);text-decoration:none;color:var(--brand)}
.nav a[aria-current="page"]{color:var(--brand);background:#eef4f8}
.menu{position:relative}
.menu summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-weight:600;font-size:.9rem;background:#fff}
.menu summary::-webkit-details-marker{display:none}
.menu-panel{position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;min-width:250px;display:grid;gap:2px}
.menu-panel a{padding:9px 10px;border-radius:8px;color:var(--ink-2);font-size:.93rem;font-weight:600}
.menu-panel a:hover{background:var(--bg);text-decoration:none}
@media(min-width:900px){
  .nav{display:flex;gap:2px;align-items:center}
  .menu{display:none}
}

/* ---------- hero / calculator ---------- */
.hero{background:linear-gradient(180deg,var(--hero-a) 0%,var(--bg) 100%);padding:28px 0 8px;border-bottom:1px solid var(--line)}
.hero h1{margin-bottom:.3em}
.hero .lede{font-size:1.05rem;color:var(--ink-2);max-width:62ch;margin-bottom:1.2em}
.crumbs{font-size:.82rem;color:var(--muted);margin:0 0 10px}
.crumbs a{color:var(--muted)}
.crumbs span{margin:0 6px}

.calc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin:0 0 8px}
@media(min-width:760px){.calc{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;padding:26px}}
.field{margin-bottom:20px}
.field:last-child{margin-bottom:0}
.field label{display:flex;justify-content:space-between;align-items:baseline;font-weight:600;font-size:.92rem;color:var(--ink-2);margin-bottom:8px}
.field .val{font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums}
input[type="number"]{
  width:100%;font:inherit;font-size:1rem;padding:10px 12px;border:1px solid var(--line);
  border-radius:10px;background:#fff;color:var(--ink);
}
input[type="number"]:focus{outline:2px solid var(--brand-2);outline-offset:1px;border-color:var(--brand-2)}
input[type="range"]{
  -webkit-appearance:none;appearance:none;width:100%;height:22px;background:transparent;margin:10px 0 0;
}
input[type="range"]::-webkit-slider-runnable-track{height:6px;border-radius:99px;background:linear-gradient(90deg,var(--brand-2),#9fd4cf)}
input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--brand-2);margin-top:-8px;box-shadow:0 1px 4px rgba(0,0,0,.18);cursor:pointer}
input[type="range"]::-moz-range-track{height:6px;border-radius:99px;background:#cfe3e0}
input[type="range"]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--brand-2);cursor:pointer}
.ticks{display:flex;justify-content:space-between;font-size:.74rem;color:var(--muted);margin-top:2px}

.result{background:linear-gradient(160deg,var(--res-a),var(--res-b));border-radius:12px;color:#fff;padding:20px;display:flex;flex-direction:column;justify-content:center}
.result .label{font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;opacity:.8}
.result .emi{font-size:clamp(2rem,7vw,2.6rem);font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.1;margin:2px 0 14px}
.result .rows{display:grid;gap:8px;font-size:.92rem}
.result .rows div{display:flex;justify-content:space-between;gap:12px;border-top:1px solid rgba(255,255,255,.22);padding-top:8px}
.result .rows b{font-variant-numeric:tabular-nums}
.donut{width:100%;height:10px;border-radius:99px;overflow:hidden;display:flex;margin:14px 0 6px;background:rgba(255,255,255,.2)}
.donut i{display:block;height:100%}
.donut .p{background:#7dd3c8}
.donut .i{background:#fcd34d}
.legend{display:flex;gap:14px;font-size:.78rem;opacity:.9}
.legend span{display:flex;align-items:center;gap:6px}
.legend em{width:9px;height:9px;border-radius:2px;display:inline-block}

/* ---------- content ---------- */
main{padding:8px 0 40px}
.prose{max-width:74ch}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:22px 0}
.card h2:first-child,.card h3:first-child{margin-top:0}
.grid{display:grid;gap:14px}
@media(min-width:640px){.grid.two{grid-template-columns:1fr 1fr}.grid.three{grid-template-columns:repeat(3,1fr)}}
.tile{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;color:var(--ink)}
.tile:hover{border-color:var(--brand-2);text-decoration:none;box-shadow:var(--shadow)}
.tile strong{display:block;color:var(--brand);margin-bottom:4px}
.tile span{font-size:.88rem;color:var(--muted)}

table{width:100%;border-collapse:collapse;font-size:.92rem;margin:0 0 1em}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#f1f5f8;font-size:.82rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-2);font-weight:700}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
tbody tr:hover{background:#fafcfd}

details{border:1px solid var(--line);border-radius:12px;background:var(--card);padding:14px 16px;margin:0 0 10px}
details[open]{border-color:#cfe3e0}
summary{cursor:pointer;font-weight:650;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--brand-2);font-weight:700;font-size:1.2rem;line-height:1}
details[open] summary::after{content:"\2013"}

.note{border-left:4px solid var(--accent);background:#fffbf3;padding:14px 16px;border-radius:0 10px 10px 0;font-size:.92rem;margin:0 0 1em}
.meta-line{font-size:.82rem;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-top:22px}
.byline{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:22px 0}
.byline .av{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-weight:700;flex:0 0 auto}
.byline p{margin:0;font-size:.88rem;color:var(--ink-2)}
.byline strong{color:var(--ink)}

.cta{background:#eef4f8;border:1px solid #d8e6ee;border-radius:var(--radius);padding:20px;margin:26px 0}
.cta h2{margin-top:0;font-size:1.15rem}

/* ---------- footer ---------- */
.site-footer{background:#0f1f2e;color:#c7d3de;padding:34px 0 26px;font-size:.9rem}
.site-footer a{color:#dbe6ef}
.foot-grid{display:grid;gap:22px}
@media(min-width:760px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
.site-footer h3{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 10px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:.3em 0}
.foot-bottom{border-top:1px solid #24384c;margin-top:24px;padding-top:16px;font-size:.8rem;color:#93a6b7;display:grid;gap:8px}

/* ---------- misc ---------- */
.lang-switch{font-size:.85rem;font-weight:600}
.badge{display:inline-block;background:#e7f3f1;color:#0b5f57;border-radius:99px;padding:3px 10px;font-size:.76rem;font-weight:700;letter-spacing:.02em}
.center{text-align:center}
.mt0{margin-top:0}
.print-only{display:none}


/* ---------- per-category themes ----------
   The body class decides the page palette: background, hero wash and the
   result card gradient all shift with the loan category. */
body{transition:background-color .25s ease}

body.cat-home{--bg:#fdf7f0;--hero-a:#f9ebd9;--res-a:#7a3410;--res-b:#a8501a;--brand:#7a3410;--brand-2:#9c4a14}
body.cat-personal{--bg:#f4f7fc;--hero-a:#e6eefb;--res-a:#1e3a8a;--res-b:#2563eb;--brand:#1e3a8a;--brand-2:#1d4ed8}
body.cat-car{--bg:#f5f7f9;--hero-a:#e7edf3;--res-a:#334155;--res-b:#0e7490;--brand:#334155;--brand-2:#0f6b80}
body.cat-bike{--bg:#f4f9f4;--hero-a:#e6f2e6;--res-a:#14532d;--res-b:#15803d;--brand:#14532d;--brand-2:#166534}
body.cat-gold{--bg:#fdf9ec;--hero-a:#faf0d2;--res-a:#713f12;--res-b:#a16207;--brand:#713f12;--brand-2:#8a5a10}
body.cat-education{--bg:#f6f5fd;--hero-a:#eceafb;--res-a:#3730a3;--res-b:#4f46e5;--brand:#3730a3;--brand-2:#4338ca}
body.cat-business{--bg:#f8f6f2;--hero-a:#efeae1;--res-a:#44403c;--res-b:#57534e;--brand:#44403c;--brand-2:#57534e}
body.cat-prepay{--bg:#f2f9f8;--hero-a:#e0f2ef;--res-a:#0f3d5c;--res-b:#0f766e;--brand:#0f3d5c;--brand-2:#0f766e}
body.cat-banks{--bg:#f4f6f9;--hero-a:#e7edf4;--res-a:#0f3d5c;--res-b:#1e5f8a;--brand:#0f3d5c;--brand-2:#155e75}
body.cat-hub{--bg:#f6f8fa;--hero-a:#eef4f8;--res-a:#0f3d5c;--res-b:#0f766e;--brand:#0f3d5c;--brand-2:#0f766e}

/* the header stays neutral so the category colour reads as page-level, not chrome */
.site-header{background:#fff}
body[class*="cat-"] .site-header{border-bottom-color:#dbe3ea}