:root {
  --bdc-login-primary: #0b4edb;
  --bdc-login-deep: #062d6d;
  --bdc-login-accent: #ffb703;
  --bdc-login-text: #16223a;
  --bdc-login-muted: #6b7890;
  --bdc-login-border: #dce5f2;
}

body.bdc-portal-page {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 7% 10%, rgba(11,78,219,.14), transparent 30%),
    radial-gradient(circle at 92% 88%, rgba(255,183,3,.15), transparent 28%),
    #eef4fc;
  color: var(--bdc-login-text);
  font-family: var(--cc-font, "Hind Siliguri", sans-serif) !important;
}
body.bdc-portal-teacher {
  --bdc-login-primary: #087a62;
  --bdc-login-deep: #064b48;
  --bdc-login-accent: #f7b32b;
}
body.bdc-portal-page *,
body.bdc-portal-page input,
body.bdc-portal-page button { box-sizing: border-box; font-family: inherit !important; }
body.bdc-portal-page .fa,
body.bdc-portal-page .fas,
body.bdc-portal-page .far { font-family: "Font Awesome 6 Free" !important; }
body.bdc-portal-page .fab { font-family: "Font Awesome 6 Brands" !important; }

.bdc-login-shell {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 46px 24px;
  overflow: hidden;
}
.bdc-login-shell::before,
.bdc-login-shell::after {
  content: "";
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
}
.bdc-login-shell::before { width: 430px; height: 430px; left: -215px; top: -190px; border: 70px solid rgba(255,255,255,.5); }
.bdc-login-shell::after { width: 300px; height: 300px; right: -140px; bottom: -135px; border: 55px solid rgba(255,255,255,.45); }
.bdc-login-home {
  position: fixed;
  z-index: 10;
  top: 20px;
  left: 24px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--bdc-login-deep);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
}
.bdc-login-home:hover { color: var(--bdc-login-primary); }
.bdc-login-card {
  position: relative;
  z-index: 2;
  width: min(1040px, 100%);
  min-height: 650px;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  background: #fff;
  border-radius: 26px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(16,45,92,.18);
  border: 1px solid rgba(255,255,255,.75);
}
.bdc-login-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
  padding: 42px 42px 32px;
  color: #fff;
  background:
    linear-gradient(145deg, rgba(4,28,80,.98), rgba(11,78,219,.91)),
    radial-gradient(circle at 80% 15%, rgba(255,255,255,.2), transparent 26%);
  overflow: hidden;
}
.bdc-portal-teacher .bdc-login-visual {
  background: linear-gradient(145deg, rgba(4,59,57,.98), rgba(8,122,98,.92));
}
.bdc-login-visual::before { content:""; position:absolute; width:360px; height:360px; border-radius:50%; border:55px solid rgba(255,255,255,.07); right:-190px; top:115px; }
.bdc-login-visual::after { content:""; position:absolute; width:180px; height:180px; border-radius:50%; background:rgba(255,183,3,.12); left:-80px; bottom:55px; }
.bdc-login-brand,
.bdc-login-message,
.bdc-login-copyright { position: relative; z-index: 2; }
.bdc-login-brand { display: flex; align-items: center; gap: 13px; }
.bdc-login-brand img { width: 66px; height: 66px; object-fit: contain; background: #fff; border-radius: 14px; padding: 6px; }
.bdc-brand-mark { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 15px; background: #fff; color: var(--bdc-login-primary); font-size: 27px; }
.bdc-login-brand div { display: flex; flex-direction: column; min-width: 0; }
.bdc-login-brand strong { color: #fff; font-size: 22px; line-height: 1.2; }
.bdc-login-brand small { color: rgba(255,255,255,.75); margin-top: 5px; font-size: 12px; }
.bdc-login-message { margin: auto 0; }
.bdc-login-role-icon { width: 76px; height: 76px; display: grid; place-items: center; border-radius: 22px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); font-size: 33px; box-shadow: inset 0 1px 0 rgba(255,255,255,.2); }
.bdc-login-message > p { margin: 20px 0 6px; color: var(--bdc-login-accent); font-size: 14px; font-weight: 800; letter-spacing: 1.4px; text-transform: uppercase; }
.bdc-login-message h1 { margin: 0; max-width: 390px; color: #fff; font-size: clamp(32px, 4vw, 49px); line-height: 1.14; font-weight: 800; }
.bdc-login-features { display: grid; gap: 11px; margin-top: 30px; }
.bdc-login-features span { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.9); font-size: 14px; }
.bdc-login-features i { color: var(--bdc-login-accent); }
.bdc-login-copyright { margin: 0; color: rgba(255,255,255,.58); font-size: 11px; }

.bdc-login-form-panel { display: flex; flex-direction: column; justify-content: center; min-width: 0; padding: 52px 70px; background: #fff; }
.bdc-login-mobile-brand { display: none; }
.bdc-form-heading { display: flex; align-items: center; gap: 15px; }
.bdc-form-icon { width: 54px; height: 54px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 16px; color: #fff; background: linear-gradient(145deg, var(--bdc-login-deep), var(--bdc-login-primary)); font-size: 23px; box-shadow: 0 10px 24px color-mix(in srgb, var(--bdc-login-primary) 25%, transparent); }
.bdc-form-heading p { margin: 0 0 2px; color: var(--bdc-login-primary); font-size: 12px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; }
.bdc-form-heading h2 { margin: 0; color: var(--bdc-login-text); font-size: 31px; line-height: 1.1; font-weight: 800; }
.bdc-form-intro { margin: 19px 0 26px; color: var(--bdc-login-muted); font-size: 14px; line-height: 1.75; }
.bdc-login-alert { display: flex; align-items: flex-start; gap: 9px; margin-bottom: 18px; padding: 12px 14px; border: 1px solid #ffd2d7; border-radius: 11px; background: #fff5f6; color: #bd2332; font-size: 13px; line-height: 1.5; }
.bdc-login-alert i { margin-top: 3px; }
.bdc-login-form > label { display: block; margin: 0 0 8px; color: #2b3a54; font-size: 13px; font-weight: 750; }
.bdc-input-wrap { position: relative; display: flex; align-items: center; margin-bottom: 19px; }
.bdc-input-wrap > i { position: absolute; left: 16px; z-index: 2; color: #8b98ac; pointer-events: none; }
.bdc-input-wrap input { width: 100%; height: 52px; border: 1px solid var(--bdc-login-border); border-radius: 12px; outline: none; background: #f8fbff; color: var(--bdc-login-text); padding: 0 48px 0 46px; font-size: 14px; transition: border-color .2s ease, box-shadow .2s ease, background .2s ease; }
.bdc-input-wrap input:focus { border-color: var(--bdc-login-primary); background: #fff; box-shadow: 0 0 0 4px color-mix(in srgb, var(--bdc-login-primary) 11%, transparent); }
.bdc-password-toggle { position: absolute; right: 13px; width: 35px; height: 35px; border: 0; border-radius: 8px; background: transparent; color: #718096; cursor: pointer; }
.bdc-password-toggle:hover { color: var(--bdc-login-primary); background: #eef4ff; }
.bdc-login-options { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin: -2px 0 20px; }
.bdc-remember { display: inline-flex; align-items: center; gap: 8px; color: #5f6d84; font-size: 13px; cursor: pointer; }
.bdc-remember input { width: 16px; height: 16px; accent-color: var(--bdc-login-primary); }
.bdc-forgot-button { border: 0; padding: 0; background: transparent; color: var(--bdc-login-primary); font-size: 13px; font-weight: 750; cursor: pointer; }
.bdc-forgot-note { display: flex; gap: 9px; align-items: flex-start; margin: -7px 0 18px; padding: 11px 12px; border-radius: 10px; background: #edf6ff; color: #28517c; font-size: 12px; line-height: 1.5; }
.bdc-forgot-note[hidden] { display: none; }
.bdc-forgot-note i { margin-top: 3px; color: var(--bdc-login-primary); }
.bdc-login-submit { width: 100%; min-height: 52px; display: flex; align-items: center; justify-content: center; gap: 10px; border: 0; border-radius: 12px; background: linear-gradient(110deg, var(--bdc-login-deep), var(--bdc-login-primary)); color: #fff; font-size: 15px; font-weight: 800; cursor: pointer; box-shadow: 0 12px 25px color-mix(in srgb, var(--bdc-login-primary) 25%, transparent); transition: transform .2s ease, box-shadow .2s ease; }
.bdc-login-submit:hover { transform: translateY(-2px); box-shadow: 0 16px 32px color-mix(in srgb, var(--bdc-login-primary) 30%, transparent); }
.bdc-switch-portal { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 6px; margin-top: 24px; padding-top: 21px; border-top: 1px solid #e7edf5; color: #7b8799; font-size: 13px; }
.bdc-switch-portal a { color: var(--bdc-login-primary); font-weight: 800; text-decoration: none; }
.bdc-login-support { margin: 22px 0 0; text-align: center; color: #93a0b3; font-size: 11px; }
.bdc-login-support i { margin-right: 5px; color: #36a269; }

@media (max-width: 900px) {
  .bdc-login-card { width: min(570px, 100%); grid-template-columns: 1fr; min-height: auto; }
  .bdc-login-visual { display: none; }
  .bdc-login-form-panel { padding: 42px 46px; }
  .bdc-login-mobile-brand { display: flex; align-items: center; gap: 11px; margin-bottom: 34px; }
  .bdc-login-mobile-brand img { width: 56px; height: 56px; object-fit: contain; }
  .bdc-login-mobile-brand strong { color: var(--bdc-login-deep); font-size: 20px; }
}
@media (max-width: 560px) {
  .bdc-login-shell { padding: 66px 14px 24px; align-items: start; }
  .bdc-login-home { top: 18px; left: 17px; font-size: 12px; }
  .bdc-login-card { border-radius: 18px; }
  .bdc-login-form-panel { padding: 30px 22px; }
  .bdc-login-mobile-brand { margin-bottom: 27px; }
  .bdc-form-icon { width: 48px; height: 48px; border-radius: 14px; }
  .bdc-form-heading h2 { font-size: 27px; }
  .bdc-form-intro { margin-bottom: 22px; }
  .bdc-login-options { align-items: flex-start; }
}