/* ===========================================================================
   app.css -- "Graphite and steel" (sirf dark, quiet luxury)
   Rang maalik ke tay kiye; har jodi WCAG AA par jaanchi (paath >= 4.5:1,
   input kinari aur focus ghera >= 3:1). Shirshak serif (Tiro Devanagari
   Hindi), baaki Mukta -- dono /fonts/ se (OFL), bahar ka koi URL nahi.
   Koi gradient, bhari chhaya ya chamak nahi; hover par sirf kinari.
=========================================================================== */

/* Mukta (sans) -- sirf 400 / 600 */
@font-face{font-family:"Mukta";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/mukta-400-devanagari.woff2) format("woff2");unicode-range:U+0900-097F,U+1CD0-1CF9,U+200C-200D,U+20A8,U+20B9,U+20F0,U+25CC,U+A830-A839,U+A8E0-A8FF,U+11B00-11B09}
@font-face{font-family:"Mukta";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/mukta-400-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Mukta";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/mukta-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Mukta";font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/mukta-600-devanagari.woff2) format("woff2");unicode-range:U+0900-097F,U+1CD0-1CF9,U+200C-200D,U+20A8,U+20B9,U+20F0,U+25CC,U+A830-A839,U+A8E0-A8FF,U+11B00-11B09}
@font-face{font-family:"Mukta";font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/mukta-600-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Mukta";font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/mukta-600-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
/* Tiro Devanagari Hindi (serif, shirshak) -- ek hi weight 400 */
@font-face{font-family:"Tiro Devanagari Hindi";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/tiro-400-devanagari.woff2) format("woff2");unicode-range:U+0900-097F,U+1CD0-1CF9,U+200C-200D,U+20A8,U+20B9,U+20F0,U+25CC,U+A830-A839,U+A8E0-A8FF,U+11B00-11B09}
@font-face{font-family:"Tiro Devanagari Hindi";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/tiro-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  color-scheme:dark;
  --bg:#121417;      /* panna */
  --card:#1A1D22;    /* card / input */
  --line:#2C3038;    /* hairline / divider (sirf sajavati) */
  --field-bd:#646A75;/* input ki kinari: card par 3.11:1 */
  --text:#EDEBE6;    /* mukhya paath: 14.2:1 card par */
  --dim:#A6A9B0;     /* doosra paath: 7.2:1 card par */
  --accent:#8FB0CF;  /* tool shirshak, batan, hover kinari, focus: 7.5:1 */
  --foot:#0E1013;    /* footer */
  --warn:#E3B874;    /* galti/seema ka sandesh: 9.2:1 */
  --sans:"Mukta","Nirmala UI","Noto Sans Devanagari","Segoe UI",system-ui,-apple-system,sans-serif;
  --serif:"Tiro Devanagari Hindi","Noto Serif Devanagari","Nirmala UI",Georgia,serif;
  --max:820px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;background:var(--bg)}
body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--text);
  font:16px/1.6 var(--sans);
  /* sadharan rok: chunna / lamba-dabana (khoj ke khane chhod kar) */
  -webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}
input,select{-webkit-user-select:text;user-select:text;-webkit-touch-callout:default}
img{-webkit-user-drag:none;user-drag:none}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 16px}
main{flex:1 0 auto;padding-bottom:36px}
[hidden]{display:none !important}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---- focus: ek patli 2px rekha (steel) ------------------------------------ */
input,select{caret-color:var(--accent)}
a:focus-visible,button:focus-visible,[tabindex]:focus-visible,select:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;box-shadow:none}
input:focus-visible{outline:2px solid var(--accent);outline-offset:-1px}
:focus:not(:focus-visible){outline:none}

/* ---- upar ki patti: sirf ullu (baayein, Home ka link), neeche patli rekha ---- */
.hd{position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid var(--line);
  padding-top:env(safe-area-inset-top)}
.hdin{display:flex;align-items:center;gap:14px;min-height:84px}
.logo{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;gap:10px;color:inherit;text-decoration:none;border-radius:8px}
.owl{width:64px;height:64px;object-fit:contain;flex:0 0 auto}

/* ---- Home: teen bade batan -------------------------------------------------- */
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin-top:32px}
.tile{display:flex;flex-direction:column;justify-content:center;gap:8px;min-height:132px;padding:22px;
  background:var(--card);border:1px solid var(--line);border-radius:10px;color:inherit;text-decoration:none;
  transition:border-color .15s}
.tile b{font:400 23px/1.3 var(--serif);color:var(--text)}
.tile span{font-size:14px;color:var(--dim);line-height:1.5}
.tile:hover,.tile:focus-visible{border-color:var(--accent)}

/* ---- khoj ----------------------------------------------------------------- */
.vt{font:400 26px/1.3 var(--serif);color:var(--accent);margin:26px 0 14px}
.sbox{position:relative;display:flex;align-items:center;min-height:54px;background:var(--card);
  border:1px solid var(--field-bd);border-radius:10px}
.sbox:focus-within{border-color:var(--accent);outline:1px solid var(--accent)}
.sico{padding:0 4px 0 14px;color:var(--dim);font-size:19px}
.sbox input{flex:1;min-width:0;height:52px;background:transparent;border:0;color:var(--text);font:18px/1 var(--sans);
  padding:0 8px;-webkit-appearance:none;appearance:none}
.sbox input:focus-visible{outline:none}
.sbox input::placeholder{color:var(--dim);opacity:1}
.sbox input::-webkit-search-cancel-button{display:none}
.clr{flex:0 0 auto;width:46px;height:46px;margin-right:3px;border:0;border-radius:8px;background:none;color:var(--dim);
  font-size:24px;line-height:1;cursor:pointer}
.clr:hover{color:var(--text)}
.hint{margin:8px 2px 0;font-size:13.5px;color:var(--dim)}
.status{margin:16px 2px 0;font-size:14.5px;color:var(--dim);min-height:1em}
.status.err{color:var(--warn)}

.list{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:10px}
.card{display:block;width:100%;text-align:left;padding:16px 18px;min-height:64px;background:var(--card);
  border:1px solid var(--line);border-radius:10px;color:inherit;font:inherit;cursor:pointer;transition:border-color .15s}
.card:hover,.card:focus-visible{border-color:var(--accent)}
.card .nm{display:block;font:400 20px/1.35 var(--serif);color:var(--text)}
.card .nm i{font:400 14.5px var(--sans);color:var(--dim)}
.card .mt{display:block;font-size:13.5px;color:var(--dim);margin-top:3px}
.card .rt{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 8px;margin-top:8px}
.card .rt b{font-size:19px;color:var(--text);font-weight:600;font-variant-numeric:tabular-nums}
.card .rt small{font-size:13px;color:var(--dim)}
.card .go{float:right;color:var(--accent);font-size:20px;line-height:1;margin-left:8px}
.chk{display:block;margin-top:8px;font-size:12px;color:var(--dim);letter-spacing:.02em}

/* ---- vivaran --------------------------------------------------------------- */
.detail{margin-top:14px;padding:20px 18px;background:var(--card);border:1px solid var(--line);border-radius:10px}
.detail:focus,.detail:focus-visible{outline:none}   /* focus sirf screen reader ke liye (andar ke batan par ghera rehta hai) */
.detail h2{margin:0;font:400 24px/1.3 var(--serif);color:var(--text)}
.detail h2 i{display:block;font:400 15px var(--sans);color:var(--dim)}
.detail .mt{font-size:14px;color:var(--dim);margin:6px 0 0}
.detail h3{font-size:14px;font-weight:600;color:var(--accent);margin:20px 0 6px;letter-spacing:.04em}
.tw{overflow-x:auto;-webkit-overflow-scrolling:touch}
.detail table{width:100%;border-collapse:collapse;font-size:15px}
.detail th,.detail td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:right;vertical-align:top}
.detail th:first-child,.detail td:first-child{text-align:left}
.detail thead th{font-size:12.5px;font-weight:600;color:var(--dim);letter-spacing:.03em}
.detail td.num{font-variant-numeric:tabular-nums;font-weight:600;color:var(--text);white-space:nowrap}
.detail .chk{margin-top:14px}
.back{display:inline-flex;align-items:center;gap:6px;min-height:44px;margin-top:18px;padding:8px 16px;border-radius:999px;
  background:none;border:1px solid var(--accent);color:var(--accent);font:600 15px/1 var(--sans);cursor:pointer}
.back:hover{background:var(--bg)}

/* ---- Area Converter: mudrank area.html ka roop (kram, ikaiyan, Clear) ------- */
.acard{max-width:26rem;margin:26px auto 0;padding:1.4rem 1.2rem;background:var(--card);border:1px solid var(--line);border-radius:10px}
.acard h1{margin:0 0 1rem;text-align:center;font:400 1.3rem/1.3 var(--serif);letter-spacing:.08em;color:var(--accent)}
.acard .row{display:flex;align-items:center;gap:.8rem;padding:.45rem 0}
.acard .row label{flex:0 0 6.5rem;font-weight:600;font-size:.95rem}
.acard input{width:100%;min-width:0;font:inherit;font-size:16.8px;padding:.45rem .6rem;min-height:44px;text-align:right;
  font-variant-numeric:tabular-nums;border:1px solid var(--field-bd);border-radius:4px;background:var(--card);color:var(--text)}
.acard input::placeholder{color:var(--dim);opacity:1}
.acard input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.acard hr{border:0;border-top:1px solid var(--line);margin:.6rem 0}
.acard .bbb{display:grid;grid-template-columns:repeat(3,1fr);gap:.5rem}
.acard .bbb span{display:block;font-size:.8rem;color:var(--dim);margin-bottom:.2rem;font-weight:600}
.acard .aclr{margin-top:1rem;font:inherit;font-size:.9rem;min-height:40px;padding:.35rem .9rem;border:1px solid var(--accent);
  color:var(--accent);background:none;border-radius:4px;cursor:pointer}
.acard .aclr:hover{background:var(--bg)}
.acard .anote{margin:.9rem 0 0;font-size:.78rem;color:var(--dim)}
.acard .status{margin:.6rem 0 0;font-size:.85rem}

/* ---- footer: sirf asvikaran ------------------------------------------------- */
.ft{background:var(--foot);border-top:1px solid var(--line);padding:20px 0 calc(24px + env(safe-area-inset-bottom));
  font-size:12.5px;color:var(--dim);line-height:1.7}
.ft p{margin:0}
.nos{padding:20px 16px;color:var(--warn)}

@media (max-width:560px){
  .hdin{min-height:68px;gap:10px}
  .owl{width:52px;height:52px}
  .tiles{grid-template-columns:1fr;margin-top:20px}
  .tile{min-height:96px;padding:18px}
  .vt{font-size:23px;margin-top:18px}
  .acard{margin-top:16px}
}
@media (prefers-reduced-motion:reduce){*{transition:none !important}}

/* chhapai par panna nahi (sadharan rok) */
@media print{
  body *{display:none !important}
  body::after{content:"यह पन्ना छापने हेतु उपलब्ध नहीं है।";display:block;padding:40px;color:#000;font:18px sans-serif}
}