/* B-STAR CBT — Login Peserta (mobile-first, mengikuti desain referensi) */
:root{
  --navy:#0a2f6b;
  --blue:#1b6fe0;
  --blue-2:#2a8cf7;
  --ink:#0b2a57;
  --muted:#5b7595;
  --line:#cfe0f4;
  --tile:#e8f2ff;
  --notice:#eaf2fd;
}
*{box-sizing:border-box}
html,body{margin:0}
body.bs-login{
  min-height:100vh;min-height:100svh;display:flex;flex-direction:column;
  font-family:Inter,"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  color:var(--ink);font-size:15px;
  background:
    radial-gradient(ellipse 80% 40% at 90% 0,#d3e7ff 0,transparent 70%),
    linear-gradient(180deg,#fbfdff 0,#eaf3ff 100%);
  -webkit-text-size-adjust:100%;
}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);border:0}
svg{display:block}

.bs-main{flex:1;display:flex;flex-direction:column;width:100%;max-width:560px;margin:0 auto}

/* ---------- HERO ---------- */
.bs-hero{position:relative;flex:1;display:flex;flex-direction:column;justify-content:center;padding:34px 22px 56px}


.bs-brand{display:flex;align-items:center;gap:14px}
.bs-brand-logo{width:72px;height:72px;flex:0 0 72px;object-fit:contain}
.bs-brand-name{margin:0;font-size:clamp(32px,9.4vw,44px);line-height:1;font-weight:800;letter-spacing:-1px;color:var(--navy)}
.bs-brand-name b{color:var(--blue);font-weight:800}
.bs-brand-sub{display:block;margin-top:4px;font-size:clamp(19px,5.4vw,26px);font-weight:700;color:var(--navy);letter-spacing:-.2px}

/* ---------- CARD ---------- */
.bs-card{
  position:relative;z-index:2;background:#fff;border-radius:24px;
  margin:0 16px -34px;padding:24px 20px 22px;
  box-shadow:0 18px 50px rgba(20,80,160,.16),0 2px 6px rgba(20,80,160,.06);
}
.bs-card:before{content:"";display:block;width:56px;height:4px;border-radius:4px;background:var(--blue);margin:0 auto 18px}
.bs-card h2{margin:0;text-align:center;font-size:clamp(28px,8vw,36px);line-height:1.15;font-weight:800;letter-spacing:-.6px;color:var(--navy)}
.bs-card h2.bs-title-long{font-size:clamp(22px,6.6vw,34px);white-space:nowrap}
.bs-card .bs-lead{margin:10px 0 20px;text-align:center;font-size:clamp(13.5px,3.8vw,16px);line-height:1.6;color:var(--muted)}

.bs-alert{margin:0 0 14px;padding:11px 14px;border-radius:12px;background:#fff0f0;color:#b42318;font-size:13.5px;border:1px solid #ffd3d3}

.bs-field{position:relative;display:flex;align-items:center;height:56px;margin-bottom:14px;
  border:1.5px solid var(--line);border-radius:14px;background:#fff;transition:border-color .2s,box-shadow .2s}
.bs-field:focus-within{border-color:var(--blue-2);box-shadow:0 0 0 4px rgba(42,140,247,.14)}
.bs-field-ico{flex:0 0 40px;width:40px;height:40px;margin-left:9px;display:grid;place-items:center;border-radius:11px;background:var(--tile);color:var(--blue)}
.bs-field-ico svg{width:22px;height:22px}
.bs-field input{
  flex:1;min-width:0;height:100%;border:0;outline:0;background:transparent;
  padding:0 14px;font:inherit;font-size:16px;color:var(--ink);border-radius:14px;
}
.bs-field input::placeholder{color:#8aa0bb}
.bs-field input:-webkit-autofill{-webkit-box-shadow:0 0 0 40px #fff inset;-webkit-text-fill-color:var(--ink)}
.bs-eye{flex:0 0 48px;height:100%;border:0;background:transparent;color:#4f6a8a;display:grid;place-items:center;cursor:pointer;border-radius:0 14px 14px 0}
.bs-eye svg{width:24px;height:24px}
.bs-eye .on{display:none}
.bs-eye[aria-pressed="true"] .on{display:block}
.bs-eye[aria-pressed="true"] .off{display:none}

.bs-submit{
  width:100%;height:58px;margin-top:4px;border:0;border-radius:14px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:12px;
  font:inherit;font-size:19px;font-weight:700;color:#fff;
  background:linear-gradient(100deg,var(--blue-2),var(--blue));
  box-shadow:0 10px 22px rgba(22,110,230,.28);transition:transform .15s,box-shadow .15s,filter .15s;
}
.bs-submit svg{width:26px;height:26px}
.bs-submit:hover{filter:brightness(1.05);box-shadow:0 13px 26px rgba(22,110,230,.34)}
.bs-submit:active{transform:translateY(1px)}
.bs-submit:focus-visible{outline:3px solid rgba(42,140,247,.4);outline-offset:2px}

.bs-notice{display:flex;align-items:center;gap:14px;margin-top:18px;padding:16px;border-radius:14px;background:var(--notice)}
.bs-notice svg{flex:0 0 46px;width:46px;height:46px;color:var(--blue)}
.bs-notice strong{display:block;font-size:clamp(14px,4vw,16.5px);line-height:1.35;color:#0f4fa8;font-weight:700}
.bs-notice small{display:block;margin-top:4px;font-size:clamp(12px,3.4vw,14px);line-height:1.5;color:#60789a}

.bs-admin{display:block;margin-top:14px;text-align:center;font-size:12.5px;color:#4a78b0;text-decoration:none}
.bs-admin:hover{text-decoration:underline}

/* Link admin disembunyikan di HP/tablet kecil */
@media (max-width:759px){.bs-admin{display:none}.bs-admin.bs-back{display:block}}

/* ---------- FOOTER ---------- */
.bs-footer{
  position:relative;z-index:1;margin-top:0;color:#fff;text-align:center;
  padding:58px 20px calc(30px + env(safe-area-inset-bottom,0px));
  background:linear-gradient(180deg,#1f63c4 0,#164f9f 55%,#123f84 100%);
  border-radius:50% 50% 0 0 / 46px 46px 0 0;
}
.bs-footer-line{display:flex;align-items:center;justify-content:center;gap:12px;font-weight:600;font-size:14.5px;letter-spacing:.3px;white-space:nowrap}
.bs-footer-line:before,.bs-footer-line:after{content:"";flex:0 1 74px;min-width:16px;height:1px;background:rgba(255,255,255,.55)}
.bs-footer p{margin:8px 0 0;font-size:13.5px;color:rgba(255,255,255,.85)}
.bs-bar{width:34%;max-width:150px;height:5px;border-radius:5px;background:rgba(255,255,255,.55);margin:18px auto 0}

/* ---------- TABLET ---------- */
@media (min-width:600px){
  .bs-hero{padding:48px 34px 64px}
    .bs-card{margin-left:28px;margin-right:28px;padding:30px 32px 26px}
}

/* ---------- DESKTOP ---------- */
@media (min-width:960px){
  .bs-main{max-width:1160px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(380px,.9fr);
    align-items:center;column-gap:56px;padding:32px 40px;}
  .bs-hero{padding:0;display:flex;flex-direction:column;justify-content:center}
          .bs-brand{gap:20px}
  .bs-brand-logo{width:96px;height:96px;flex-basis:96px}
  .bs-brand-name{font-size:56px}
  .bs-brand-sub{font-size:30px}
    .bs-card{margin:0;padding:34px 38px 28px;border-radius:26px}
  .bs-footer{padding:30px 20px 22px;border-radius:0;background:linear-gradient(90deg,#123f84,#1f63c4,#123f84)}
  .bs-bar{display:none}
}

@media (max-width:360px){
  .bs-hero{padding:26px 16px 52px}
        .bs-brand-logo{width:58px;height:58px;flex-basis:58px}
  .bs-card{margin-left:12px;margin-right:12px;padding:22px 16px 20px}
}

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