/* Every Hisaab — glassmorphism theme
   Layout: frosted glass header bar, sidebar of categories, tool card beside a frosted "receipt" result, drifting colour orbs behind everything */
/* Base: silver-white glass with light green. Accent and category colours are user-customisable
   (--accent-base and --cat-* are overwritten from the Theme & colours panel). */
:root{
  --accent-base:#4cb848;
  --cat-finance:#4cb848; --cat-everyday:#3b9fd8; --cat-health:#e0607e;
  --cat-student:#8a6fdc; --cat-maths:#e39a32; --cat-units:#2bb3a8;
  --mixc:#0b1f14; --mixp:30%; --orbp:42%;
  --bg1:#f4f6f6; --bg2:#e6f1ea; --silver:rgba(196,205,212,.75); --mint:rgba(176,230,196,.6);
  --glass:rgba(255,255,255,.55); --glass-strong:rgba(255,255,255,.82); --glass-border:rgba(255,255,255,.9);
  --edge:rgba(30,50,40,.12); --hl:rgba(255,255,255,.85);
  --ink:#16221c; --muted:#56655d; --accent:#3f8f60; --accent-ink:#ffffff; --accent-soft:rgba(92,194,133,.16);
  --gold:#8a6a2a; --interest:#c9d3d8; --warn:#b4532a; --warn-soft:rgba(180,83,42,.12);
  --field:rgba(255,255,255,.7); --field-border:rgba(30,50,40,.14);
  --shadow:0 12px 34px rgba(40,60,50,.10);
  --f-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --f-body:"Manrope","Segoe UI",system-ui,sans-serif;
  --f-num:"Montserrat","Segoe UI",system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --mixc:#ffffff; --mixp:24%; --orbp:26%;
  --bg1:#0b100e; --bg2:#121a17; --silver:rgba(150,162,170,.16); --mint:rgba(92,194,133,.14);
  --glass:rgba(255,255,255,.06); --glass-strong:rgba(28,36,33,.92); --glass-border:rgba(255,255,255,.13);
  --edge:rgba(255,255,255,.09); --hl:rgba(255,255,255,.1);
  --ink:#e9efec; --muted:#a2b0aa; --accent-ink:#06170d;
  --gold:#d8bd7c; --warn:#f29a72; --warn-soft:rgba(242,154,114,.14);
  --field:rgba(255,255,255,.06); --field-border:rgba(255,255,255,.14);
  --shadow:0 14px 40px rgba(0,0,0,.42); color-scheme:dark}}
:root[data-theme="dark"]{
  --mixc:#ffffff; --mixp:24%; --orbp:26%;
  --bg1:#0b100e; --bg2:#121a17; --silver:rgba(150,162,170,.16); --mint:rgba(92,194,133,.14);
  --glass:rgba(255,255,255,.06); --glass-strong:rgba(28,36,33,.92); --glass-border:rgba(255,255,255,.13);
  --edge:rgba(255,255,255,.09); --hl:rgba(255,255,255,.1);
  --ink:#e9efec; --muted:#a2b0aa; --accent-ink:#06170d;
  --gold:#d8bd7c; --warn:#f29a72; --warn-soft:rgba(242,154,114,.14);
  --field:rgba(255,255,255,.06); --field-border:rgba(255,255,255,.14);
  --shadow:0 14px 40px rgba(0,0,0,.42); color-scheme:dark}

/* category segments: each one sets its own base colour */
[data-cat="Finance"]{--accent-base:var(--cat-finance)}
[data-cat="Everyday"]{--accent-base:var(--cat-everyday)}
[data-cat="Health"]{--accent-base:var(--cat-health)}
[data-cat="Student"]{--accent-base:var(--cat-student)}
[data-cat="Maths"]{--accent-base:var(--cat-maths)}
[data-cat="Unit Converters"]{--accent-base:var(--cat-units)}
@supports (color:color-mix(in oklab,red,blue)){
  :root,[data-cat]{
    --accent:color-mix(in oklab,var(--accent-base),var(--mixc) var(--mixp));
    --accent-soft:color-mix(in oklab,var(--accent-base) 17%,transparent);
    --interest:color-mix(in oklab,var(--accent-base) 30%,#c3ccd2);
  }
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-height:100vh;color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.55;
  background:linear-gradient(140deg,var(--bg1),var(--bg2)) fixed;background-color:var(--bg1)}
a{color:var(--accent)}
img{max-width:100%}
[hidden]{display:none!important}

/* background orbs */
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.bg span{position:absolute;border-radius:50%;filter:blur(70px)}
.bg span:nth-child(1){width:46vmax;height:46vmax;left:-12vmax;top:-14vmax;background:var(--mint);background:color-mix(in oklab,var(--accent-base) var(--orbp),transparent)}
.bg span:nth-child(2){width:38vmax;height:38vmax;right:-10vmax;top:18vh;background:var(--silver)}
.bg span:nth-child(3){width:34vmax;height:34vmax;left:22vw;bottom:-16vmax;background:var(--mint)}
@media (prefers-reduced-motion: no-preference){
  .bg span:nth-child(1){animation:drift1 26s ease-in-out infinite alternate}
  .bg span:nth-child(2){animation:drift2 32s ease-in-out infinite alternate}
  .bg span:nth-child(3){animation:drift1 38s ease-in-out infinite alternate-reverse}
}
[data-motion="off"] .bg span{animation:none!important}
@keyframes drift1{to{transform:translate(8vw,6vh) scale(1.08)}}
@keyframes drift2{to{transform:translate(-6vw,8vh) scale(.94)}}

/* glass surface */
.glass{background:var(--glass);-webkit-backdrop-filter:blur(20px) saturate(160%);backdrop-filter:blur(20px) saturate(160%);
  border:1px solid var(--glass-border);box-shadow:var(--shadow),inset 0 1px 0 var(--hl);border-radius:22px}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){ .glass{background:var(--glass-strong)} }

.wrap{max-width:1200px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}

/* header */
.bar-outer{position:sticky;top:0;z-index:20;padding-top:calc(env(safe-area-inset-top,0px) + 12px);padding-bottom:4px}
.bar{display:flex;align-items:center;gap:14px;padding:10px 12px 10px 18px;border-radius:18px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:0 0 auto}
.search-wrap{position:relative;flex:1 1 auto;min-width:0;max-width:440px;margin-left:auto}
.search-wrap input{width:100%;padding:10px 14px 10px 38px;border-radius:12px;border:1px solid var(--field-border);background:var(--field);color:var(--ink);font:inherit}
.search-wrap > svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--muted)}
.results{position:absolute;left:0;right:0;top:calc(100% + 8px);padding:6px;max-height:60vh;overflow:auto;border-radius:16px;background:var(--glass-strong)}
.results a{display:block;padding:9px 12px;border-radius:10px;text-decoration:none;color:var(--ink)}
.results a small{display:block;color:var(--muted);font-size:12px}
.results a:hover,.results a.active{background:var(--accent-soft)}
.results .none{padding:10px 12px;color:var(--muted)}
.bar-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.bar select,.icon-btn{font:inherit;color:var(--ink);background:var(--field);border:1px solid var(--field-border);border-radius:12px;height:40px}
.bar select{padding:0 8px}
.icon-btn{width:40px;display:grid;place-items:center;cursor:pointer;padding:0}
.icon-btn svg{width:18px;height:18px}
@media (max-width:720px){
  .bar{flex-wrap:wrap;padding:10px 12px}
  .search-wrap{order:3;flex-basis:100%;max-width:none;margin-left:0}
  .bar-tools{margin-left:auto}
}

a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--gold);outline-offset:2px}

/* page layout */
.crumbs{font-size:13px;color:var(--muted);margin:18px 0 10px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--accent)}
.layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:24px;align-items:start;padding-bottom:40px}
@media (max-width:920px){.layout{grid-template-columns:minmax(0,1fr)}.side{display:none}}
.side{position:sticky;top:calc(env(safe-area-inset-top,0px) + 96px);max-height:calc(100vh - 120px);overflow:auto;padding:10px}
.side .cat{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:12px 10px 4px}
.side a{display:block;padding:6px 10px;border-radius:10px;text-decoration:none;color:var(--ink);font-size:14px}
.side a:hover{background:var(--accent-soft)}
.side a[aria-current="page"]{background:var(--accent-soft);color:var(--accent);font-weight:700}

h1.title{font-family:var(--f-display);font-weight:700;font-size:clamp(26px,4vw,38px);line-height:1.1;letter-spacing:-.02em;margin:0 0 6px;text-wrap:balance}
.lead{color:var(--muted);margin:0 0 20px;max-width:62ch}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-bottom:8px}

/* tool */
.tool{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:18px;align-items:start}
@media (max-width:1060px){.tool{grid-template-columns:minmax(0,1fr)}}
.panel{padding:24px;min-width:0}
.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
@media (max-width:480px){.fields{grid-template-columns:minmax(0,1fr)}.panel{padding:18px}}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field.full{grid-column:1/-1}
.field label{font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{font-family:var(--f-num);font-size:16px;color:var(--ink);background:var(--field);
  border:1px solid var(--field-border);border-radius:12px;padding:11px 13px;width:100%;min-width:0}
.field select,.field textarea{font-family:var(--f-body)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}
.field small{color:var(--muted);font-size:12px}
.group-title{grid-column:1/-1;font-family:var(--f-display);font-weight:500;font-size:15px;margin:6px 0 -4px;color:var(--accent)}

.receipt{padding:24px;min-width:0;position:sticky;top:calc(env(safe-area-inset-top,0px) + 96px)}
@media (max-width:1060px){.receipt{position:static}}
.big-label{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.big{font-family:var(--f-num);font-weight:600;font-size:clamp(26px,4.2vw,38px);color:var(--accent);margin:4px 0 16px;line-height:1.2;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
.big.words{font-family:var(--f-body);font-size:clamp(18px,2.6vw,22px);font-weight:700}
.rows{display:flex;flex-direction:column;border-top:1px dashed var(--edge)}
.row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--edge);font-size:14px}
.row span:first-child{color:var(--muted)}
.row span:last-child{font-family:var(--f-num);font-variant-numeric:tabular-nums;text-align:right;overflow-wrap:anywhere;min-width:0}
.row.strong span{font-weight:700;color:var(--ink)}
.pill{display:inline-block;font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;margin-bottom:10px}
.pill.ok{background:var(--accent-soft);color:var(--accent)}
.pill.no{background:var(--warn-soft);color:var(--warn)}
.pill.mid{background:var(--field);color:var(--muted);border:1px solid var(--field-border)}
.split{display:flex;height:12px;border-radius:999px;overflow:hidden;margin:16px 0 8px;background:var(--field)}
.split i{display:block;height:100%}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:12px;color:var(--muted)}
.legend b{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.note{font-size:12px;color:var(--muted);margin-top:12px}
.copy-btn{margin-top:14px;font:inherit;font-size:13px;font-weight:600;color:var(--accent);background:var(--accent-soft);border:0;border-radius:10px;padding:8px 12px;cursor:pointer}

.guide{padding:22px 24px;margin-top:22px}
.guide h2{font-family:var(--f-display);font-weight:700;font-size:20px;margin:0 0 6px}
.guide p{color:var(--muted);margin:0;max-width:68ch}
.ad-slot:empty{display:none}
.ad-slot{margin-top:22px}

.related{margin-top:26px}
.related h2{font-family:var(--f-display);font-weight:700;font-size:20px;margin:0 0 12px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.card{display:flex;flex-direction:column;gap:3px;text-decoration:none;color:var(--ink);padding:16px 16px 15px;border-radius:18px;transition:transform .15s,border-color .15s}
.card:hover{border-color:var(--accent)}
@media (prefers-reduced-motion: no-preference){.card:hover{transform:translateY(-2px)}}
.card b{font-size:15px}
.card span{font-size:13px;color:var(--muted)}
.card em{font-style:normal;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gold);margin-bottom:4px}

/* home */
.hero{padding:clamp(24px,5vw,48px);margin:18px 0 26px;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:28px;align-items:center}
@media (max-width:860px){.hero{grid-template-columns:minmax(0,1fr)}}
.hero h1{font-family:var(--f-display);font-weight:700;font-size:clamp(32px,6vw,58px);line-height:1;letter-spacing:-.035em;margin:0 0 14px;text-wrap:balance}
.hero h1 span{color:var(--accent)}
.hero p{color:var(--muted);font-size:17px;margin:0 0 22px;max-width:52ch}
.hero .big-search{position:relative}
.hero .big-search input{width:100%;font:inherit;font-size:17px;padding:16px 18px 16px 46px;border-radius:16px;border:1px solid var(--field-border);background:var(--field);color:var(--ink)}
.hero .big-search svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--muted)}
.receipt-demo{padding:20px;border-radius:18px;font-family:var(--f-num);font-size:13px}
.receipt-demo .row span:first-child{font-family:var(--f-body)}
.receipt-demo .big{font-size:30px;margin:2px 0 10px}
.stats{display:flex;gap:22px;flex-wrap:wrap;margin-top:22px;color:var(--muted);font-size:13px}
.stats b{display:block;font-family:var(--f-display);font-size:24px;color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.chip{font:inherit;font-size:14px;font-weight:600;color:var(--ink);padding:8px 14px;border-radius:999px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.cat-block{margin-bottom:28px}
.cat-block h2{font-family:var(--f-display);font-weight:600;font-size:20px;margin:0 0 12px}
.empty{padding:20px;color:var(--muted)}

/* basic calculator */
.calc{max-width:400px}
.screen{background:var(--field);border:1px solid var(--field-border);border-radius:16px;padding:16px;margin-bottom:14px;text-align:right}
.screen .expr{font-family:var(--f-num);color:var(--muted);font-size:15px;min-height:22px;overflow-wrap:anywhere}
.screen .val{font-family:var(--f-num);font-weight:600;font-size:34px;overflow-wrap:anywhere;line-height:1.2}
.keys{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}
.keys button{font-family:var(--f-num);font-size:20px;padding:15px 0;border-radius:14px;border:1px solid var(--glass-border);background:var(--glass);color:var(--ink);cursor:pointer;box-shadow:inset 0 1px 0 var(--hl)}
.keys button:hover{background:var(--accent-soft)}
.keys button.op{color:var(--accent);font-weight:600}
.keys button.eq{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);grid-column:1/-1}
.keys button.clr{color:var(--warn)}

/* static pages */
.prose{padding:clamp(22px,4vw,40px);margin:18px 0 40px;max-width:820px}
.prose h1{font-family:var(--f-display);font-weight:700;font-size:clamp(28px,4vw,40px);margin:0 0 8px;letter-spacing:-.02em}
.prose h2{font-family:var(--f-display);font-weight:600;font-size:20px;margin:26px 0 6px}
.prose p,.prose li{color:var(--muted);max-width:68ch}
.prose .updated{font-size:13px}
.form{display:grid;gap:14px;margin-top:18px;max-width:560px}
.btn{font:inherit;font-weight:700;color:var(--accent-ink);background:var(--accent);border:0;border-radius:12px;padding:12px 20px;cursor:pointer;justify-self:start}
.btn[disabled]{opacity:.6;cursor:wait}
.form-msg{font-size:14px;font-weight:600}
.form-msg.ok{color:var(--accent)} .form-msg.err{color:var(--warn)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* footer */
footer.site{margin:20px 0 calc(env(safe-area-inset-bottom,0px) + 20px);padding:22px 24px;display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}
footer.site nav{display:flex;flex-wrap:wrap;gap:6px 18px}
footer.site a{color:var(--muted);text-decoration:none}
footer.site a:hover{color:var(--accent)}

/* category markers */
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--accent);margin-right:7px;vertical-align:1px;box-shadow:0 0 0 3px var(--accent-soft)}
.tag{color:var(--accent)}
.side .cat{display:flex;align-items:center;color:var(--accent)}
.cat-block h2{display:flex;align-items:center;color:var(--ink)}
.card em{color:var(--accent)}
.card{border-top:3px solid var(--accent-soft)}
.card:hover{border-color:var(--accent)}
.chip[data-c]:not([data-c="All"])::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:7px;vertical-align:1px}
.chip[aria-pressed="true"]::before{background:var(--accent-ink)!important}

/* customise drawer */
.scrim{position:fixed;inset:0;z-index:40;background:rgba(10,20,15,.28);opacity:0;pointer-events:none;transition:opacity .2s}
.scrim.open{opacity:1;pointer-events:auto}
.drawer{position:fixed;z-index:41;top:0;right:0;bottom:0;width:min(400px,100%);overflow-y:auto;
  padding:calc(env(safe-area-inset-top,0px) + 20px) max(20px,env(safe-area-inset-right,0px)) calc(env(safe-area-inset-bottom,0px) + 24px) 20px;
  background:var(--glass-strong);-webkit-backdrop-filter:blur(26px) saturate(160%);backdrop-filter:blur(26px) saturate(160%);
  border-left:1px solid var(--glass-border);box-shadow:-20px 0 50px rgba(0,0,0,.12);transform:translateX(105%);transition:transform .25s ease;visibility:hidden}
.drawer.open{transform:none;visibility:visible}
@media (prefers-reduced-motion: reduce){.drawer,.scrim{transition:none}}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.drawer h2{font-family:var(--f-display);font-weight:700;font-size:22px;margin:0}
.drawer h3{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:22px 0 10px}
.drawer p.hint{font-size:13px;color:var(--muted);margin:-4px 0 10px}
.seg{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:4px;border-radius:14px;background:var(--field);border:1px solid var(--field-border)}
.seg button{font:inherit;font-size:14px;font-weight:600;color:var(--ink);background:transparent;border:0;border-radius:10px;padding:9px 6px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px}
.seg button svg{width:16px;height:16px}
.seg button[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);box-shadow:0 2px 8px rgba(0,0,0,.12)}
.swatches{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.sw{width:34px;height:34px;border-radius:50%;border:2px solid var(--glass-border);cursor:pointer;padding:0;box-shadow:0 2px 6px rgba(0,0,0,.12)}
.sw[aria-pressed="true"]{outline:2px solid var(--ink);outline-offset:2px}
.pick{position:relative;width:34px;height:34px;border-radius:50%;overflow:hidden;border:2px dashed var(--muted);display:grid;place-items:center;cursor:pointer}
.pick input{position:absolute;inset:-8px;width:60px;height:60px;opacity:0;cursor:pointer}
.pick span{font-size:18px;color:var(--muted);pointer-events:none}
.cat-rows{display:flex;flex-direction:column;gap:8px}
.cat-row{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:12px;background:var(--field);border:1px solid var(--field-border)}
.cat-row .name{flex:1;font-weight:600;font-size:14px;display:flex;align-items:center}
.cat-row .presets{display:flex;gap:5px}
.cat-row .presets button{width:20px;height:20px;border-radius:50%;border:1px solid var(--glass-border);cursor:pointer;padding:0}
.cat-row input[type=color]{width:34px;height:30px;border:1px solid var(--field-border);border-radius:8px;background:transparent;padding:2px;cursor:pointer}
.toggle{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;font-size:14px;font-weight:600}
.toggle input{width:42px;height:24px;appearance:none;-webkit-appearance:none;border-radius:999px;background:var(--field-border);position:relative;cursor:pointer;flex:0 0 auto;transition:background .15s}
.toggle input::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:left .15s}
.toggle input:checked{background:var(--accent)}
.toggle input:checked::after{left:21px}
.drawer .reset{margin-top:22px;width:100%;font:inherit;font-weight:700;color:var(--warn);background:var(--warn-soft);border:0;border-radius:12px;padding:12px;cursor:pointer}
.close-btn{width:38px;height:38px;border-radius:12px;border:1px solid var(--field-border);background:var(--field);color:var(--ink);font-size:20px;cursor:pointer;line-height:1}

/* small phones */
@media (max-width:400px){
  .bar{gap:10px}
  .logo{gap:8px}
  .bar select{max-width:92px;padding:0 4px}
  .bar-tools{gap:6px}
  .icon-btn{width:38px}
  .hero .big-search input{font-size:16px}
  .stats{gap:12px 18px}
  .hero{padding:22px 18px}
}
footer.site a.op{color:var(--accent);font-weight:600}

/* brand logo: vector icon + wordmark */
:root{--brand-ink:#12301f;--brand-green:#43a832}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--brand-ink:#e8f2ec;--brand-green:#7ed957}}
:root[data-theme="dark"]{--brand-ink:#e8f2ec;--brand-green:#7ed957}
.logo{gap:4px}
.logo-icon{display:block;height:40px;width:auto;flex:0 0 auto}
.wordmark{font-family:"Montserrat","Arial Black","Segoe UI",system-ui,sans-serif;font-weight:800;font-size:25px;letter-spacing:-.035em;line-height:1;white-space:nowrap}
.wordmark .w1{color:var(--brand-ink)}
.wordmark .w2{color:var(--brand-green)}
@media (max-width:720px){.logo-icon{height:34px}.wordmark{font-size:21px}}
@media (max-width:400px){.logo-icon{height:28px}.wordmark{font-size:18px}}

/* repeatable rows (CGPA subjects) */
.rep{margin-bottom:18px;display:flex;flex-direction:column;gap:10px}
.rep .group-title{margin:0}
#rep-rows{display:flex;flex-direction:column;gap:8px}
.rep-row{display:grid;grid-template-columns:22px minmax(0,1.3fr) minmax(0,1.15fr) minmax(0,.7fr) 34px;gap:8px;align-items:end;padding:10px;border-radius:14px;background:var(--field);border:1px solid var(--field-border)}
.rep-row .field label{font-size:11px}
.rep-row .field input,.rep-row .field select{padding:9px 10px;font-size:16px;background:var(--glass-strong)}
.rep-num{font-family:var(--f-num);font-weight:600;color:var(--accent);align-self:center;text-align:center;padding-top:16px}
.rep-del{width:34px;height:40px;border-radius:10px;border:1px solid var(--field-border);background:transparent;color:var(--muted);font-size:20px;cursor:pointer;line-height:1}
.rep-del:hover:not([disabled]){color:var(--warn);border-color:var(--warn)}
.rep-del[disabled]{opacity:.35;cursor:not-allowed}
.rep-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.rep-add{font:inherit;font-weight:700;color:var(--accent);background:var(--accent-soft);border:1px dashed var(--accent);border-radius:12px;padding:10px 16px;cursor:pointer}
.rep-add[disabled]{opacity:.5;cursor:not-allowed}
.rep-count{font-size:13px;color:var(--muted)}
@media (max-width:560px){
  .rep-row{grid-template-columns:22px minmax(0,1fr) minmax(0,1fr) 34px}
  .rep-row .field:first-of-type{grid-column:2/4}
  .rep-row .rep-del{grid-column:4;grid-row:1}
  .rep-row .field:nth-of-type(2){grid-column:2}
  .rep-row .field:nth-of-type(3){grid-column:3}
}

/* rotating headline */
.hero h1 .rot{display:inline-block;color:var(--ink);text-decoration:none;min-height:1em}
.hero h1 .rot .rot-text{display:inline-block;transition:opacity .28s ease,transform .28s ease}
.hero h1 .rot.out .rot-text{opacity:0;transform:translateY(.25em)}
.hero h1 .rot:hover .rot-text{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:.07em;text-underline-offset:.12em}
.hero h1 .rot .rot-text{color:inherit;white-space:nowrap}
@media (max-width:640px){.hero h1{font-size:min(38px,7.6vw)}}
@media (prefers-reduced-motion: reduce){.hero h1 .rot .rot-text{transition:none}}

/* email signup + request */
.stay{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;padding:clamp(20px,3.5vw,32px);margin-top:28px}
@media (max-width:820px){.stay{grid-template-columns:minmax(0,1fr)}}
.stay-col{display:flex;flex-direction:column;gap:8px;min-width:0}
.stay-col + .stay-col{border-left:1px dashed var(--edge);padding-left:28px}
@media (max-width:820px){.stay-col + .stay-col{border-left:0;padding-left:0;border-top:1px dashed var(--edge);padding-top:22px}}
.stay h2{font-family:var(--f-display);font-weight:700;font-size:20px;margin:0}
.stay p{margin:0 0 4px;color:var(--muted);font-size:14px;max-width:52ch}
.mini-form{display:flex;gap:8px;flex-wrap:wrap}
.mini-form input{flex:1 1 200px;min-width:0}
.stay input[type=email],.stay input[type=text]{font:inherit;font-size:16px;color:var(--ink);background:var(--field);border:1px solid var(--field-border);border-radius:12px;padding:11px 13px}
.stay input:focus{border-color:var(--accent)}
.req-form{display:flex;flex-direction:column;gap:8px}
.check{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);cursor:pointer}
.check input{width:16px;height:16px;accent-color:var(--accent)}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.nudge{margin:18px 0 0;font-size:14px;color:var(--muted)}
.nudge a{font-weight:700}
.results a[data-req]{color:var(--accent);font-weight:600;border-top:1px dashed var(--edge);margin-top:4px}
.empty a{font-weight:700}
#request{scroll-margin-top:120px}

/* glitch fixes */
.search-wrap input,.bar select{font-size:16px}          /* stops iPhone zooming in on tap */
input[type=number]{-moz-appearance:textfield}
input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{opacity:.4}
.results{z-index:30}
.hero h1 .rot:focus-visible{outline:2px solid var(--gold);outline-offset:4px;border-radius:6px}
.field input[type=text]{font-family:var(--f-body)}
.rep-row .field label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rep-row{grid-template-columns:22px minmax(0,1.3fr) minmax(0,1.1fr) 84px 34px}
@media (max-width:560px){
  .rep-row{grid-template-columns:22px minmax(0,1fr) 76px 34px}
  .rep-row .field:first-of-type{grid-column:2/4}
  .rep-row .field:nth-of-type(2){grid-column:2}
  .rep-row .field:nth-of-type(3){grid-column:3}
  .rep-row .rep-del{grid-column:4;grid-row:1}
  .rep-row .field select{padding-right:6px}
}
@media (max-width:400px){.bar select{max-width:none;width:auto}}

.rep-row{grid-template-columns:22px minmax(0,1fr) 124px 70px 34px}
.rep-row .field label{display:block;height:16px;line-height:16px}
@media (max-width:560px){.rep-row{grid-template-columns:22px minmax(0,1fr) 76px 34px}}
.rep-row .field input,.rep-row .field select{height:42px;line-height:normal}

/* ===== UI upgrade ===== */
.sec-h{font-family:var(--f-display);font-weight:700;font-size:22px;letter-spacing:-.01em;margin:6px 0 14px}
.ic{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:13px;flex:0 0 auto;
  color:var(--accent);background:var(--accent-soft);box-shadow:inset 0 0 0 1px color-mix(in oklab,var(--accent) 22%,transparent)}
.ic svg{width:22px;height:22px}
.ic.sm{width:22px;height:22px;border-radius:7px;margin-right:8px;box-shadow:none}
.ic.sm svg{width:14px;height:14px}
.ic.lg{width:56px;height:56px;border-radius:16px}
.ic.lg svg{width:28px;height:28px}
.arr{width:18px;height:18px;flex:0 0 auto;color:var(--muted);transition:transform .18s,color .18s}

/* popular + related feature cards */
.pop{margin-bottom:30px}
.feats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media (max-width:900px){.feats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.feats{grid-template-columns:minmax(0,1fr)}}
.feat{display:flex;align-items:center;gap:14px;padding:16px;border-radius:20px;text-decoration:none;color:var(--ink);transition:transform .18s,border-color .18s,box-shadow .18s}
.feat .ft{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1}
.feat em{font-style:normal;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.feat b{font-size:16px;line-height:1.25}
.feat .ft>span{font-size:13px;color:var(--muted);line-height:1.4}
.feat:hover{border-color:var(--accent)}
.feat:hover .arr,.tl:hover .arr{color:var(--accent);transform:translateX(3px)}
@media (prefers-reduced-motion: no-preference){.feat:hover{transform:translateY(-2px)}}

/* category panels (masonry) */
.cat-grid{columns:3 300px;column-gap:14px}
.cat-grid.one{columns:2 340px}
.panel-cat{break-inside:avoid;display:block;margin:0 0 14px;padding:16px 10px 10px;border-radius:22px}
.panel-cat header{display:flex;align-items:center;gap:12px;padding:0 8px 10px;border-bottom:1px dashed var(--edge);margin-bottom:6px}
.panel-cat h3{font-family:var(--f-display);font-weight:700;font-size:18px;margin:0;flex:1}
.panel-cat .count{font-family:var(--f-num);font-size:12px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:3px 9px;border-radius:999px}
.panel-cat ul{list-style:none;margin:0;padding:0}
.tl{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:12px;text-decoration:none;color:var(--ink)}
.tl>span{display:flex;flex-direction:column;min-width:0;flex:1}
.tl b{font-size:14.5px;font-weight:600}
.tl small{font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tl:hover{background:var(--accent-soft)}
.side .cat{display:flex;align-items:center}

/* tool page header */
.tool-head{display:flex;align-items:center;gap:16px;margin-bottom:6px}
.tool-head .tag{margin-bottom:2px}
.tool-head h1.title{margin:0}
@media (max-width:480px){.tool-head .ic.lg{width:46px;height:46px}.tool-head .ic.lg svg{width:24px;height:24px}}
.related .feats{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){.related .feats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.related .feats{grid-template-columns:minmax(0,1fr)}}

/* input units */
.inp{position:relative;display:block}
.inp .pre,.inp .suf{position:absolute;top:50%;transform:translateY(-50%);font-family:var(--f-num);font-size:14px;font-weight:600;color:var(--muted);pointer-events:none}
.inp .pre{left:13px}
.inp .suf{right:13px}
.field .inp.has-pre input{padding-left:calc(13px + var(--pw))}
.field .inp.has-suf input{padding-right:calc(13px + var(--sw))}
.inp.has-suf input::-webkit-inner-spin-button,.inp.has-suf input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.amt{font-family:var(--f-num);font-size:12px!important;color:var(--accent)!important;min-height:1.2em}
.amt:empty{display:none}

/* tool actions */
.tool-actions{display:flex;justify-content:flex-end;margin-top:16px;padding-top:14px;border-top:1px dashed var(--edge)}
.ghost-btn{display:inline-flex;align-items:center;gap:7px;font:inherit;font-size:13px;font-weight:600;color:var(--muted);background:transparent;border:1px solid var(--field-border);border-radius:10px;padding:7px 12px;cursor:pointer}
.ghost-btn svg{width:15px;height:15px}
.ghost-btn:hover{color:var(--accent);border-color:var(--accent)}
.res-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.res-actions .copy-btn{margin-top:0}
.copy-btn.ghost{background:transparent;border:1px solid var(--field-border);color:var(--ink)}
.copy-btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
@keyframes pulse{0%{transform:scale(1)}35%{transform:scale(1.04);text-shadow:0 0 18px var(--accent-soft)}100%{transform:scale(1)}}
.big.pulse{animation:pulse .45s ease;transform-origin:left center}

/* phone result bar */
.mbar{position:fixed;z-index:25;left:max(12px,env(safe-area-inset-left,0px));right:max(12px,env(safe-area-inset-right,0px));
  bottom:calc(env(safe-area-inset-bottom,0px) + 12px);display:flex;align-items:center;gap:12px;padding:10px 10px 10px 16px;border-radius:18px;background:var(--glass-strong)}
.mb-t{display:flex;flex-direction:column;min-width:0;flex:1}
.mb-t small{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mb-t b{font-family:var(--f-num);font-size:19px;color:var(--accent);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mbar button{font:inherit;font-weight:700;font-size:14px;color:var(--accent-ink);background:var(--accent);border:0;border-radius:12px;padding:10px 14px;cursor:pointer;flex:0 0 auto}
@media (min-width:1061px){.mbar{display:none!important}}

/* footer categories */
footer.site{flex-direction:column;align-items:stretch;gap:20px}
.foot-cats{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px 20px;padding-bottom:18px;border-bottom:1px dashed var(--edge)}
@media (max-width:1000px){.foot-cats{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:560px){.foot-cats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.foot-cats h4{display:flex;align-items:center;margin:0 0 8px;font-size:13px;font-weight:700;color:var(--ink)}
.foot-cats ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:5px}
.foot-cats a{font-size:13px}
.foot-bottom{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center}
.to-top{position:fixed;z-index:24;right:max(16px,env(safe-area-inset-right,0px));bottom:calc(env(safe-area-inset-bottom,0px) + 18px);width:46px;height:46px;border-radius:15px;display:grid;place-items:center;color:var(--accent);cursor:pointer;padding:0}
.to-top svg{width:20px;height:20px}
@media (max-width:1060px){body:has(.mbar:not([hidden])) .to-top{bottom:calc(env(safe-area-inset-bottom,0px) + 86px)}}

/* phone polish: swipeable chips, compact popular grid */
@media (max-width:640px){
  .chips{flex-wrap:nowrap;overflow-x:auto;margin-left:-16px;margin-right:-16px;padding:2px 16px 10px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .chips::-webkit-scrollbar{display:none}
  .chip{flex:0 0 auto}
}
@media (max-width:560px){
  .pop .feats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .pop .feat{flex-direction:column;align-items:flex-start;gap:10px;padding:14px;border-radius:18px}
  .pop .feat .ft>span,.pop .feat .arr{display:none}
  .pop .feat b{font-size:14.5px}
  .pop .feat .ic{width:38px;height:38px}
}

/* search menu: prominent category headings */
.results{padding:8px;max-height:min(70vh,560px)}
.rs-group + .rs-group, [data-cat] + [data-cat] .rs-group{margin-top:6px}
.rs-head{display:flex;align-items:center;gap:2px;padding:8px 10px 6px;margin:2px 0 2px;font-family:var(--f-display);font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);border-bottom:1px solid var(--accent-soft)}
.rs-head .ic.sm{margin-right:8px}
.rs-n{margin-left:auto;font-family:var(--f-num);font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:1px 8px;border-radius:999px;letter-spacing:0}
.results a{display:block;padding:8px 10px 8px 40px;border-radius:10px;text-decoration:none;color:var(--ink)}
.results a b{display:block;font-size:14.5px;font-weight:600}
.results a small{display:block;color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.results mark{background:var(--accent-soft);color:inherit;border-radius:3px;padding:0 1px}
.results a:hover,.results a.active{background:var(--accent-soft)}
.results a.active{box-shadow:inset 3px 0 0 var(--accent)}
.rs-tip{padding:8px 10px 4px;font-size:12px;color:var(--muted);border-top:1px dashed var(--edge);margin-top:6px}
kbd{font-family:var(--f-num);font-size:11px;padding:1px 6px;border-radius:5px;border:1px solid var(--field-border);background:var(--field)}
.results a.rs-req{padding-left:10px;color:var(--accent);font-weight:600}
@media (max-width:720px){.rs-tip{display:none}}

/* live market rate box */
.live{display:flex;gap:10px;align-items:flex-start;margin-top:6px;padding:10px 12px;border-radius:12px;background:var(--accent-soft);font-size:13px;color:var(--ink);line-height:1.45}
.live:empty{display:none}
.live-txt{display:flex;flex-direction:column;gap:2px;min-width:0}
.live-txt small{color:var(--muted);font-size:11.5px}
.live-txt small a{color:var(--muted)}
.live-when{color:var(--muted)}
.live-on{display:inline-block;font-size:11px;font-weight:700;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:0 7px;margin-left:4px}
.live-use{font:inherit;font-size:12px;font-weight:700;color:var(--accent-ink);background:var(--accent);border:0;border-radius:8px;padding:3px 9px;margin-left:4px;cursor:pointer}
.live-dot{flex:0 0 auto;width:9px;height:9px;border-radius:50%;margin-top:5px;background:#2fbf5b;box-shadow:0 0 0 4px rgba(47,191,91,.18)}
.live-dot.wait{background:#e3a63a;box-shadow:0 0 0 4px rgba(227,166,58,.18)}
.live-dot.off{background:var(--muted);box-shadow:none}
@media (prefers-reduced-motion: no-preference){.live-dot:not(.off):not(.wait){animation:blink 2.4s ease-in-out infinite}}
@keyframes blink{50%{box-shadow:0 0 0 7px rgba(47,191,91,.05)}}

/* solid, readable search menu */
:root{--menu:rgba(255,255,255,.97)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--menu:rgba(22,30,27,.98)}}
:root[data-theme="dark"]{--menu:rgba(22,30,27,.98)}
.results{background:var(--menu);box-shadow:0 18px 44px rgba(0,0,0,.18)}
.rs-head .ic.sm svg{position:static;transform:none}

/* live rate box: flowing text */
.live-txt{display:block}
.live-txt small{display:block;margin-top:3px}

/* Business category */
:root{--cat-business:#c4533a}
[data-cat="Business"]{--accent-base:var(--cat-business)}
/* invoice item rows: item | qty | price */
.rep-inv .rep-row{grid-template-columns:22px minmax(0,1fr) 70px 140px 34px}
@media (max-width:560px){
  .rep-inv .rep-row{grid-template-columns:22px minmax(0,1fr) minmax(0,1fr) 34px}
  .rep-inv .rep-row .field:nth-of-type(2){grid-column:2}
  .rep-inv .rep-row .field:nth-of-type(3){grid-column:3}
}
.foot-cats{grid-template-columns:repeat(7,minmax(0,1fr))}
@media (max-width:1100px){.foot-cats{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media (max-width:700px){.foot-cats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.rep-inv .rep-row{grid-template-columns:22px minmax(0,1fr) 62px 132px 34px}
@media (max-width:560px){
  .rep-inv .rep-row{grid-template-columns:22px 70px minmax(0,1fr) 34px}
  .rep-inv .rep-row .field:first-of-type{grid-column:2/4}
}
@media (max-width:720px){
  input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
}

/* ===== calculator page content sections ===== */
.content{margin-top:22px;padding:clamp(20px,3.5vw,34px);display:flex;flex-direction:column;gap:30px}
.content section{scroll-margin-top:110px}
.content h2{font-family:var(--f-display);font-weight:700;font-size:21px;letter-spacing:-.01em;margin:0 0 12px;text-wrap:balance}
.content h3{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}
.content p{color:var(--muted);margin:10px 0 0;max-width:72ch}
.toc{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;padding-bottom:18px;border-bottom:1px dashed var(--edge);margin-bottom:-8px}
.toc span{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-right:4px}
.toc a{font-size:13px;font-weight:600;text-decoration:none;color:var(--accent);background:var(--accent-soft);padding:5px 11px;border-radius:999px}
.toc a:hover{background:var(--accent);color:var(--accent-ink)}
.steps{list-style:none;counter-reset:st;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;max-width:72ch}
.steps li{counter-increment:st;position:relative;padding-left:42px;min-height:28px;line-height:1.5;padding-top:3px}
.steps li::before{content:counter(st);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;
  font-family:var(--f-num);font-size:13px;font-weight:600;color:var(--accent-ink);background:var(--accent)}
.formula{font-family:var(--f-num);font-size:14.5px;line-height:1.8;padding:14px 16px;border-radius:14px;background:var(--field);border:1px solid var(--field-border);border-left:4px solid var(--accent);overflow-x:auto;max-width:72ch}
.formula small{font-family:var(--f-body);font-size:12.5px;color:var(--muted)}
.ex-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:14px}
@media (max-width:640px){.ex-grid{grid-template-columns:minmax(0,1fr)}}
.ex-box{padding:14px 16px;border-radius:16px;background:var(--field);border:1px solid var(--field-border);min-width:0}
.ex-box.out{background:var(--accent-soft);border-color:transparent}
.ex-box table{width:100%;border-collapse:collapse;font-size:14px}
.ex-box th,.ex-box td{padding:7px 0;border-bottom:1px dashed var(--edge);vertical-align:top}
.ex-box tr:last-child th,.ex-box tr:last-child td{border-bottom:0}
.ex-box th{text-align:left;font-weight:500;color:var(--muted);padding-right:12px}
.ex-box td{text-align:right;font-family:var(--f-num);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.ex-box tr.hl th{color:var(--ink);font-weight:700}
.ex-box tr.hl td{color:var(--accent);font-weight:700;font-size:16px}
.tips{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;max-width:72ch}
.tips li{position:relative;padding-left:28px;line-height:1.5}
.tips li::before{content:"";position:absolute;left:4px;top:.45em;width:11px;height:11px;border-radius:3px;background:var(--accent);transform:rotate(45deg) scale(.8)}
.faqs{display:flex;flex-direction:column;gap:8px;max-width:78ch}
.faqs details{border-radius:14px;background:var(--field);border:1px solid var(--field-border);overflow:hidden}
.faqs summary{cursor:pointer;list-style:none;padding:13px 46px 13px 16px;font-weight:600;position:relative;line-height:1.4}
.faqs summary::-webkit-details-marker{display:none}
.faqs summary::after{content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);font-family:var(--f-num);font-size:20px;color:var(--accent);transition:transform .2s}
.faqs details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faqs details[open] summary{color:var(--accent)}
.faqs details p{margin:0;padding:0 16px 14px;color:var(--muted)}
@media (prefers-reduced-motion: reduce){.faqs summary::after{transition:none}}

/* collapsible "How it's calculated" */
.how-calc{border-radius:16px;background:var(--field);border:1px solid var(--field-border)}
.how-calc>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:12px;padding:14px 18px}
.how-calc>summary::-webkit-details-marker{display:none}
.how-calc>summary h2{margin:0;font-size:19px;flex:1}
.hc-hint{font-size:13px;font-weight:600;color:var(--accent);display:flex;align-items:center;gap:8px}
.hc-hint::after{content:"+";font-family:var(--f-num);font-size:20px;line-height:1;transition:transform .2s}
.how-calc[open] .hc-hint{font-size:0}
.how-calc[open] .hc-hint::after{font-size:20px;transform:rotate(45deg)}
.how-calc>.formula{margin:0 18px}
.how-calc>p{margin:12px 18px 0}
.how-calc[open]{padding-bottom:16px}
@media (prefers-reduced-motion: reduce){.hc-hint::after{transition:none}}

/* numbers: Montserrat (matches the logo), digits kept in even columns */
.big,.row span:last-child,.ex-box td,.mb-t b,.screen .val,.screen .expr,.amt,.field input[type=number],.rep-num,.count,.rs-n,.stats b{font-variant-numeric:tabular-nums lining-nums}
.big{font-weight:700;letter-spacing:-.015em}
.row span:last-child{font-weight:500}
.row.strong span:last-child{font-weight:700}
.ex-box td{font-weight:500}
.ex-box tr.hl td{font-weight:700}
.mb-t b{font-weight:700}
.field input[type=number]{font-weight:500}
.inp .pre,.inp .suf{font-weight:600;font-size:13.5px}
.formula{font-size:14.5px;font-weight:500}
.screen .val{font-weight:700}
.rep-row input[type=number]::-webkit-inner-spin-button,.rep-row input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.rep-row input[type=number]{-moz-appearance:textfield}

/* Pakistan category */
:root{--cat-pakistan:#5560c9}
[data-cat="Pakistan"]{--accent-base:var(--cat-pakistan)}
.foot-cats{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:700px){.foot-cats{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* ===== guides ===== */
.sec-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap}
.see-all{font-weight:700;text-decoration:none}
.home-guides{margin-top:10px;margin-bottom:6px}
.guide-cta{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:16px;text-decoration:none;color:var(--ink);background:var(--accent-soft);border:1px solid transparent}
.guide-cta:hover{border-color:var(--accent)}
.guide-cta>span:nth-child(2){display:flex;flex-direction:column;flex:1;min-width:0}
.guide-cta small{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
.guide-cta b{font-size:16px}
.guide-main{max-width:880px;padding-bottom:40px}
.article{padding:clamp(22px,4vw,44px)}
.article .lead{font-size:17px;margin-bottom:22px}
.keypoints{padding:16px 20px;border-radius:16px;background:var(--accent-soft);margin:0 0 26px}
.keypoints h2{font-family:var(--f-display);font-size:15px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin:0 0 8px}
.keypoints ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:5px}
.article-body{max-width:70ch;font-size:16px;line-height:1.7}
.article-body h2{font-family:var(--f-display);font-weight:700;font-size:22px;letter-spacing:-.01em;margin:30px 0 10px;text-wrap:balance}
.article-body p{margin:0 0 14px}
.article-body ul,.article-body ol{margin:0 0 16px;padding-left:22px;display:flex;flex-direction:column;gap:6px}
.article-body .small,.article .small{font-size:13px;color:var(--muted)}
.tbl{overflow-x:auto;margin:6px 0 18px;border-radius:14px;border:1px solid var(--field-border)}
.tbl table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:420px}
.tbl th{text-align:left;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:var(--field);padding:10px 14px}
.tbl td{padding:10px 14px;border-top:1px dashed var(--edge);font-variant-numeric:tabular-nums lining-nums}
.tbl td:first-child{font-weight:600}
.try{margin-top:30px}
.try h2{font-family:var(--f-display);font-size:20px;margin:0 0 12px}
.try .feats,.guides-list{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:640px){.try .feats,.guides-list{grid-template-columns:minmax(0,1fr)}}
.updated{margin-top:22px}
.guides-hero{padding:clamp(22px,4vw,40px);margin:4px 0 18px}
.guides-hero .lead{margin:0}
.guide-main .related{margin-top:24px}
.guide-main .related .feats{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){.guide-main .related .feats{grid-template-columns:minmax(0,1fr)}}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) [data-cat="Pakistan"]{--mixp:40%}}
:root[data-theme="dark"] [data-cat="Pakistan"]{--mixp:40%}