/* =========================
   Base Reset
========================= */
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:"Segoe UI",sans-serif;
}

body{
  background:var(--sma-surface-sunken);
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:20px;
}

/* =========================
   Container
========================= */
.container{
  width:100%;
  max-width:1150px;
  margin:auto;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:100vh;      /* vertically centre the card in the viewport */
  padding:24px 16px;
}

/* =========================
   Card Layout
========================= */
.card{
  background:#fff;
  border-radius:14px;
  box-shadow:0 10px 25px rgba(0,0,0,0.08);
  overflow:hidden;

  display:block;
  width:100%;
  max-width:460px;      /* comfortable single-column form width */
  margin-inline:auto;
}

/* =========================
   LEFT SECTION
========================= */
.left{
  padding:40px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:20px;
}

/* Logo responsive */
.logo img{
  width:clamp(120px,15vw,180px);
  height:auto;
}

/* Illustration */
.illustration{
  display:flex;
  justify-content:center;
  align-items:center;
}

.illustration img{
  width:clamp(180px,30vw,380px);
  max-width:100%;
  height:auto;
}

/* =========================
   RIGHT SECTION
========================= */
.right{
  padding:40px 36px;
  display:flex;
  flex-direction:column;
}

.right h2{
  font-size:clamp(20px,3vw,32px);
  color:var(--sma-chrome-900);
  margin-bottom:25px;
}

/* =========================
   Student Banner
========================= */
.btn-login-student{
  width:100%;
  background:var(--sma-chrome-900);
  color:#fff;
  border:none;
  padding:12px;
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-weight:600;
  font-size:clamp(13px,1.5vw,16px);
}

.btn-login-student img{
  width:clamp(20px,3vw,30px);
  height:auto;
}

/* =========================
   Divider
========================= */
.divider{
  text-align:center;
  margin:20px 0;
  position:relative;
}

.divider::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  width:100%;
  height:1px;
  background:var(--sma-line);
}

.divider span{
  background:white;
  padding:0 15px;
  position:relative;
  font-size:12px;
  color:var(--sma-ink-subtle);
}

/* =========================
   Inputs
========================= */
.input-group{
  position:relative;
  width:100%;
  margin-bottom:15px;
}

.input-group input,
.input-group select{
  width:100%;
  padding:12px 45px;
  border:1px solid var(--sma-line);
  border-radius:10px;
  font-size:14px;
  outline:none;
  color:var(--sma-ink);
  font-weight:500;
}

/* focus */
.input-group input:focus,
.input-group select:focus{
  border-color:var(--sma-brand-strong);
  box-shadow:0 0 0 0.2rem rgba(162,124,25,0.2);
}

/* icons */
.icon-email,
.icon-password{
  position:absolute;
  left:14px;
  top:50%;
  transform:translateY(-50%);
  color:var(--sma-ink-subtle);
  font-size:18px;
}

.toggle-password{
  position:absolute;
  right:14px;
  top:50%;
  transform:translateY(-50%);
  cursor:pointer;
  color:var(--sma-ink-subtle);
}

/* =========================
   Button
========================= */
.btn-signin{
  width:100%;
  background:var(--sma-brand-strong);
  color:#fff;
  padding:14px;
  border-radius:10px;
  font-weight:bold;
  cursor:pointer;
  border:none;
  margin-bottom:20px;
  transition:0.2s;
}

.btn-signin:hover{
  background:var(--sma-brand-deep);
}

/* Loader */
.btn-loader{
  display:inline-block;
  width:16px;
  height:16px;
  border-radius:50%;
  border:2px solid rgba(255,255,255,0.6);
  border-top-color:white;
  animation:spin .7s linear infinite;
  margin-left:6px;
  opacity:0;
}

.btn-signin.btn-loading .btn-loader{
  opacity:1;
}

@keyframes spin{
  to{transform:rotate(360deg);}
}

/* =========================
   Links
========================= */
.links{
  text-align:center;
  font-size:14px;
}

.links a{
  color:var(--sma-brand-strong);
  text-decoration:none;
}

.forgot{
  margin-bottom:12px;
}

/* =========================
   Validation
========================= */
.text-danger{
  color:var(--sma-danger) !important;
  font-weight:600;
}

.field-validation-error{
  color:var(--sma-danger);
  font-size:13px;
}

.info-banner{
  margin-bottom:12px;
  border:1px solid var(--sma-orange-400);
  background:var(--sma-brand-tint);
  color:var(--sma-brand-deep);
  border-radius:10px;
  padding:10px 12px;
  font-size:13px;
  font-weight:600;
}

/* =========================
   Responsive Breakpoints
========================= */

/* Tablet */
@media (max-width:992px){

  .card{
    grid-template-columns:1fr;
  }

  .left{
    text-align:center;
    align-items:center;
  }

  .right{
    padding:40px 30px;
  }
}

/* Phone */
@media (max-width:600px){

  body{
    padding:15px;
  }

  .left{
    padding:20px;
    min-height:200px;
  }

  .illustration img{
    width:clamp(120px,25vw,250px);
  }

  .right{
    padding:25px 20px;
  }

  .btn-login-student{
    font-size:14px;
  }

}

/* Very small phone */
@media (max-width:360px){

  .right h2{
    font-size:18px;
  }

  .btn-signin{
    padding:12px;
  }

}


/* =========================
   Auth logo — replaces the wordmark heading and the marketing banner.
   The official lockup carries the brand; repeating it in text was redundant
   and pushed the form below the fold.
========================= */
.auth-logo{
  display:flex;
  justify-content:center;
  margin-bottom:28px;
}

.auth-logo img{
  width:clamp(180px,60%,240px);
  height:auto;              /* never distort the official logo */
  object-fit:contain;
}

/* Centre the remaining content of the column. */
.right{ text-align:center; }
.right form,
.right .input-group,
.right .links{ text-align:left; }
.right .links{ text-align:center; }

/* Informational banners (OTP guidance) keep their meaning, lose the shout. */
.btn-login-student{
  font-size:14px;
  font-weight:600;
  line-height:1.5;
  padding:12px 16px;
  border-radius:8px;
}

@media (max-width:520px){
  .container{ padding:16px 12px; }
  .right{ padding:28px 20px; }
  .auth-logo img{ width:clamp(150px,70%,200px); }
}