:root{
  --paper:#F4F7FC;
  --surface:#FFFFFF;
  --surface-2:#EAF0F9;
  --line:#D9E3F1;
  --line-soft:#E8EEF7;
  --ink:#0A1628;
  --slate:#55688A;
  --slate-2:#7488A9;
  --navy:#0B3D91;
  --navy-deep:#072B69;
  --navy-ui:#0B3D91;
  --orange:#F97316;
  --live:#0F7B5A;
  --live-bg:#DDF3EA;
  --danger:#B32544;
  --danger-bg:#FBE7EC;
  --shadow:0 1px 2px rgba(10,22,40,.05), 0 24px 48px -26px rgba(10,22,40,.45);
  --r:14px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#060C17;--surface:#0D1728;--surface-2:#16233A;--line:#233350;--line-soft:#1A2740;
    --ink:#E7EEF9;--slate:#90A3C2;--slate-2:#7A8DAD;--navy-ui:#5A93EA;
    --live:#4ADE9E;--live-bg:#0C3527;--danger:#E9718A;--danger-bg:#33121C;
    --shadow:0 1px 2px rgba(0,0,0,.5), 0 26px 52px -28px rgba(0,0,0,1);
  }
}
:root[data-theme="dark"]{
  --paper:#060C17;--surface:#0D1728;--surface-2:#16233A;--line:#233350;--line-soft:#1A2740;
  --ink:#E7EEF9;--slate:#90A3C2;--slate-2:#7A8DAD;--navy-ui:#5A93EA;
  --live:#4ADE9E;--live-bg:#0C3527;--danger:#E9718A;--danger-bg:#33121C;
  --shadow:0 1px 2px rgba(0,0,0,.5), 0 26px 52px -28px rgba(0,0,0,1);
}

*{box-sizing:border-box}
body{
  margin:0;min-height:100vh;background:var(--paper);color:var(--ink);
  font-family:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  display:flex;flex-direction:column;position:relative;overflow-x:hidden;
}
/* soft brand wash so the page is not a flat slab */
body::before,body::after{content:"";position:fixed;border-radius:50%;pointer-events:none;z-index:0}
body::before{top:-220px;left:-160px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(11,61,145,.12),transparent 66%)}
body::after{bottom:-260px;right:-180px;width:640px;height:640px;
  background:radial-gradient(circle,rgba(249,115,22,.11),transparent 66%)}
:root[data-theme="dark"] body::before{background:radial-gradient(circle,rgba(90,147,234,.15),transparent 66%)}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) body::before{background:radial-gradient(circle,rgba(90,147,234,.15),transparent 66%)}
}

/* ------------------------------------------------------------- top bar --- */
.topbar{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;
  gap:1rem;padding:1.15rem clamp(1rem,4vw,2rem)}
.back{display:inline-flex;align-items:center;gap:.45rem;color:var(--slate);text-decoration:none;
  font-size:.88rem;font-weight:500;transition:color .15s}
.back:hover{color:var(--ink)}
.back svg{width:16px;height:16px}
.icon-btn{width:38px;height:38px;border-radius:9px;border:1px solid var(--line);background:var(--surface);
  color:var(--slate);display:grid;place-items:center;cursor:pointer;transition:color .15s,border-color .15s}
.icon-btn:hover{color:var(--ink);border-color:var(--navy-ui)}
.icon-btn svg{width:18px;height:18px}
#sun{display:none}
:root[data-theme="dark"] #sun{display:block}
:root[data-theme="dark"] #moon{display:none}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) #sun{display:block}
  :root:not([data-theme="light"]) #moon{display:none}
}

/* --------------------------------------------------------------- stage --- */
.stage{position:relative;z-index:2;flex:1;display:grid;place-items:center;
  padding:1rem clamp(1rem,4vw,2rem) 2.5rem}
.box{width:100%;max-width:430px;display:flex;flex-direction:column;align-items:center}

/* logo sits above the card, centred */
.logo{display:inline-flex;align-items:center;font-family:Manrope,sans-serif;font-weight:800;
  letter-spacing:-.035em;line-height:1;white-space:nowrap;text-decoration:none;
  font-size:1.85rem;margin-bottom:1.75rem}
.logo svg{height:.992em;width:1.111em;flex:none;display:block;margin-right:.36em}
.logo .w1{color:#0B3D91}
.logo .w2{color:#F97316;margin-left:.144em}
:root[data-theme="dark"] .logo{--m-body:#FFFFFF;--m-rupee:#0B3D91}
:root[data-theme="dark"] .logo .w1{color:#FFFFFF}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .logo{--m-body:#FFFFFF;--m-rupee:#0B3D91}
  :root:not([data-theme="light"]) .logo .w1{color:#FFFFFF}
}

.card{width:100%;background:var(--surface);border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow);padding:clamp(1.6rem,4vw,2.15rem)}
.card h1{font-family:Manrope,sans-serif;font-weight:800;font-size:1.5rem;letter-spacing:-.03em;
  line-height:1.2;margin:0}
.card .sub{color:var(--slate);font-size:.92rem;margin:.35rem 0 0}

form{margin-top:1.5rem;display:flex;flex-direction:column;gap:1rem}
.field{display:flex;flex-direction:column;gap:.4rem}
.field label{font-family:"IBM Plex Mono",monospace;font-size:.63rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--slate-2)}
.control{position:relative;display:flex;align-items:center}
.control svg.lead{position:absolute;left:.8rem;width:17px;height:17px;color:var(--slate-2);pointer-events:none}
input[type=text],input[type=password]{
  width:100%;font-family:"IBM Plex Sans",sans-serif;font-size:.95rem;color:var(--ink);
  background:var(--paper);border:1px solid var(--line);border-radius:10px;
  padding:.72rem .8rem .72rem 2.5rem;transition:border-color .15s,box-shadow .15s;
}
input::placeholder{color:var(--slate-2)}
input:focus{outline:none;border-color:var(--navy-ui);box-shadow:0 0 0 3px rgba(11,61,145,.13)}
:root[data-theme="dark"] input:focus{box-shadow:0 0 0 3px rgba(90,147,234,.22)}
input[aria-invalid="true"]{border-color:var(--danger)}
.reveal{position:absolute;right:.5rem;width:32px;height:32px;border:0;background:transparent;
  color:var(--slate-2);border-radius:7px;cursor:pointer;display:grid;place-items:center}
.reveal:hover{color:var(--ink)}
.reveal svg{width:17px;height:17px}
#eyeOff{display:none}
.err{font-size:.78rem;color:var(--danger);display:none}
.err.show{display:block}

.row{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.check{display:inline-flex;align-items:center;gap:.5rem;font-size:.87rem;color:var(--slate);cursor:pointer}
.check input{width:16px;height:16px;accent-color:var(--navy);cursor:pointer}
.link{color:var(--navy-ui);font-size:.87rem;text-decoration:none;font-weight:500}
.link:hover{text-decoration:underline}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;width:100%;
  font-family:Manrope,sans-serif;font-weight:700;font-size:.96rem;letter-spacing:-.01em;
  padding:.82rem 1.2rem;border-radius:10px;border:1px solid transparent;cursor:pointer;
  text-decoration:none;transition:background-color .16s,border-color .16s,color .16s,transform .16s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--orange);color:#3A1703;border-color:var(--orange)}
.btn-primary:hover{background:#EA6A0C}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--navy-ui);color:var(--navy-ui)}
.btn svg{width:17px;height:17px}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px}

.sep{display:flex;align-items:center;gap:.85rem;color:var(--slate-2);
  font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase}
.sep::before,.sep::after{content:"";flex:1;height:1px;background:var(--line)}

.alt{text-align:center;font-size:.89rem;color:var(--slate);margin:1.35rem 0 0;
  padding-top:1.25rem;border-top:1px solid var(--line-soft)}
.alt a{color:var(--navy-ui);font-weight:600;text-decoration:none}
.alt a:hover{text-decoration:underline}

.notice{display:none;gap:.6rem;align-items:flex-start;margin-top:1rem;padding:.8rem .9rem;
  border-radius:10px;font-size:.85rem;line-height:1.5;background:var(--live-bg);color:var(--live)}
.notice.show{display:flex}
.notice svg{width:17px;height:17px;flex:none;margin-top:.15rem}

.secure{display:flex;align-items:flex-start;gap:.6rem;max-width:430px;margin:1.35rem auto 0;
  font-size:.8rem;color:var(--slate-2);line-height:1.55}
.secure svg{width:16px;height:16px;flex:none;margin-top:.18rem;color:var(--live)}

footer{position:relative;z-index:2;text-align:center;padding:0 1.5rem 2rem;
  font-size:.78rem;color:var(--slate-2)}
footer .links{display:flex;gap:1.1rem;justify-content:center;flex-wrap:wrap;margin-bottom:.5rem}
footer a{color:var(--slate-2);text-decoration:none}
footer a:hover{color:var(--ink)}
footer .mono{font-family:"IBM Plex Mono",monospace}

@media (prefers-reduced-motion:reduce){*{transition:none!important}}