/* ============================================================
   LOGIN.CSS — Login page styles
   ============================================================ */

body.login-page {
  background: var(--dark-green);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-lg);
  position: relative;
  overflow: hidden;
}

/* Grid texture */
body.login-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(46,94,48,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46,94,48,0.5) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

/* Radial glow */
body.login-page::after {
  content: '';
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(141,198,63,0.07) 0%, transparent 65%);
  pointer-events: none;
}

/* ── Login card ───────────────────────────────────────────── */
.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 460px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

/* ── Dark header panel ────────────────────────────────────── */
.login-header {
  background: var(--dark-green);
  padding: 40px var(--space-xl) 36px;
  text-align: center;
  position: relative;
  border-bottom: 1px solid rgba(141,198,63,0.2);
}

/* Subtle inner grid on header */
.login-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(46,94,48,0.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46,94,48,0.6) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  opacity: 0.6;
}

/* Green left accent bar */
.login-header::after {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--light-green), var(--mid-green));
}

.login-logo-wrap {
  position: relative;
  z-index: 1;
  display: inline-block;
  margin-bottom: var(--space-lg);
}

.login-logo {
  width: 88px;
  height: 88px;
  object-fit: contain;
  border-radius: var(--radius);
  display: block;
}

.login-brand-label {
  position: relative;
  z-index: 1;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--light-green);
  margin-bottom: var(--space-sm);
}

.login-title {
  position: relative;
  z-index: 1;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--cream);
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.login-subtitle {
  position: relative;
  z-index: 1;
  font-size: 0.875rem;
  color: rgba(240,237,224,0.6);
  line-height: 1.5;
}

/* ── Course tag ───────────────────────────────────────────── */
.login-course-tag {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-lg);
  padding: 5px 14px;
  background: rgba(141,198,63,0.12);
  border: 1px solid rgba(141,198,63,0.25);
  border-radius: 99px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--light-green);
  text-transform: uppercase;
}

.login-course-tag-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--light-green);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── White form panel ─────────────────────────────────────── */
.login-body {
  background: var(--white);
  padding: 36px var(--space-xl) var(--space-xl);
}

/* Alert */
.alert { margin-bottom: var(--space-md); }

/* Form labels */
.login-body .form-label {
  color: var(--dark-green);
  font-size: 0.78rem;
}

/* Sign in button */
.login-btn {
  margin-top: var(--space-sm);
  height: 52px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  border-radius: var(--radius);
}

/* Footer */
.login-footer {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--grey-light);
  text-align: center;
  font-size: 0.8rem;
  color: var(--grey);
  line-height: 1.6;
}

.login-footer a {
  color: var(--mid-green);
  font-weight: 700;
  transition: color var(--ease);
}
.login-footer a:hover { color: var(--light-green); }

/* Password toggle */
.input-wrapper { position: relative; }
.input-wrapper .form-input { padding-right: 44px; }

.toggle-password {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--grey);
  padding: 4px;
  transition: color var(--ease);
}
.toggle-password:hover { color: var(--dark-green); }

/* Loading spinner inside button */
.login-btn .spinner { width: 18px; height: 18px; }

/* Forgot password link */
.forgot-link-wrap {
  margin-top: var(--space-md);
  text-align: center;
}

.forgot-link {
  font-size: 0.8rem;
  color: var(--mid-green);
  font-weight: 600;
  transition: color var(--ease);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.forgot-link:hover { color: var(--dark-green); }

/* Forgot password intro text */
.forgot-intro {
  font-size: 0.875rem;
  color: var(--grey);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

/* Success alert */
.alert-success {
  background: rgba(141,198,63,0.1);
  border: 1px solid rgba(141,198,63,0.4);
  color: var(--mid-green);
  border-radius: var(--radius);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 500px) {
  .login-header { padding: 32px var(--space-lg) 28px; }
  .login-body   { padding: 28px var(--space-lg) var(--space-lg); }
  .login-title  { font-size: 1.7rem; }
  .login-logo   { width: 72px; height: 72px; }
}