/* Student feedback login — branded split-panel layout */

.sf-login-page {
  background: var(--color-bg);
}

.sf-login-section {
  padding: var(--space-4) 0 var(--space-8);
  min-height: calc(100vh - var(--header-h) - 120px);
  display: flex;
  align-items: center;
  background:
    radial-gradient(ellipse 80% 60% at 100% 0%, rgba(201, 162, 39, 0.09) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 0% 100%, rgba(26, 107, 82, 0.07) 0%, transparent 50%),
    var(--color-bg);
}

.sf-login-section__container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}

.sf-login-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.sf-login-breadcrumb a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}

.sf-login-breadcrumb a:hover {
  text-decoration: underline;
}

/* Main card */
.sf-login-card {
  display: grid;
  grid-template-columns: 1fr;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-page-accent);
  background: var(--color-surface);
}

@media (min-width: 768px) {
  .sf-login-card {
    grid-template-columns: 0.95fr 1.05fr;
    min-height: 520px;
  }
}

/* Brand panel */
.sf-login-card__brand {
  position: relative;
  background: var(--gradient-page-dark);
  color: #fff;
  padding: var(--space-5) var(--space-4);
  overflow: hidden;
}

.sf-login-card__brand::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(201, 162, 39, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 90% 10%, rgba(45, 157, 114, 0.15) 0%, transparent 40%);
  pointer-events: none;
}

.sf-login-card__brand-inner {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.sf-login-card__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold-light);
  margin-bottom: var(--space-2);
}

.sf-login-card__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin: 0 0 var(--space-2);
  color: #fff;
}

.sf-login-card__lead {
  font-size: var(--text-md);
  line-height: var(--line-height-relaxed);
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 var(--space-4);
  max-width: 28ch;
}

.sf-login-card__steps {
  list-style: none;
  margin: 0 0 var(--space-5);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sf-login-card__steps li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.9);
  line-height: var(--line-height-snug);
}

.sf-login-card__step-num {
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-gold-light);
}

.sf-login-card__back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: color var(--transition);
}

.sf-login-card__back:hover {
  color: var(--color-gold-light);
}

/* Form panel */
.sf-login-card__form-wrap {
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (min-width: 768px) {
  .sf-login-card__form-wrap {
    padding: var(--space-6) var(--space-5);
  }
}

.sf-login-card__form-head {
  margin-bottom: var(--space-4);
}

.sf-login-card__form-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-emerald-soft);
  color: var(--color-emerald);
  margin-bottom: var(--space-2);
}

.sf-login-card__form-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 0.35rem;
}

.sf-login-card__form-sub {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Alert */
.sf-login-alert {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  font-size: var(--text-sm);
}

.sf-login-alert p {
  margin: 0;
}

.sf-login-alert p + p {
  margin-top: 0.35rem;
}

.sf-login-alert__icon {
  flex-shrink: 0;
  margin-top: 2px;
}

/* Form fields */
.sf-login-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.sf-login-field__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.sf-login-field__control {
  position: relative;
  display: flex;
  align-items: center;
}

.sf-login-field__icon {
  position: absolute;
  left: 0.875rem;
  color: var(--color-text-muted);
  pointer-events: none;
  display: flex;
  opacity: 0.7;
}

.sf-login-field__input {
  width: 100%;
  padding: 0.8rem 0.875rem 0.8rem 2.75rem;
  font: inherit;
  font-size: var(--text-base);
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sf-login-field__input::placeholder {
  color: #94a3b8;
}

.sf-login-field__input:hover {
  border-color: #c4b9a8;
}

.sf-login-field__input:focus {
  outline: none;
  border-color: var(--color-primary-mid);
  box-shadow: 0 0 0 4px rgba(12, 35, 64, 0.1);
}

.sf-login-field__hint {
  margin: 0.4rem 0 0;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Submit */
.sf-login-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  margin-top: var(--space-1);
  padding: 0.9rem 1.5rem;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-mid) 100%);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(12, 35, 64, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.sf-login-submit:hover {
  background: linear-gradient(135deg, var(--color-primary-hover) 0%, var(--color-primary) 100%);
  box-shadow: 0 6px 20px rgba(12, 35, 64, 0.3);
  transform: translateY(-1px);
}

.sf-login-submit:active {
  transform: translateY(0);
}

.sf-login-secure {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin: var(--space-4) 0 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-align: center;
  line-height: var(--line-height-snug);
}

/* Logged-in bar on feedback form (unchanged class names) */
.student-feedback-login__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #eff6ff 0%, #f0fdf4 100%);
  border: 1px solid rgba(12, 35, 64, 0.12);
  font-size: var(--text-sm);
}

.student-feedback-login__bar a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
}

.student-feedback-login__bar a:hover {
  text-decoration: underline;
}

@media (max-width: 767px) {
  .sf-login-section {
    padding: var(--space-3) 0 var(--space-6);
    min-height: auto;
  }

  .sf-login-card__brand {
    padding: var(--space-4) var(--space-3);
  }

  .sf-login-card__form-wrap {
    padding: var(--space-4) var(--space-3);
  }

  .sf-login-card__steps {
    margin-bottom: var(--space-3);
  }
}