/**
 * Login modern — berwarna, menarik, tetap ramah pengguna lanjut usia
 */

:root {
  --login-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 38%, #06b6d4 72%, #10b981 100%);
  --login-gradient-btn: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
  --login-shadow: 0 1.25rem 3rem rgba(99, 102, 241, 0.28);
  --login-card-radius: 1.5rem;
}

/* ---- Latar & dekorasi ---- */
.login-modern {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  background: var(--login-gradient);
}

.login-modern-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.login-modern-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.55;
  animation: loginBlobFloat 14s ease-in-out infinite;
}

.login-modern-blob-1 {
  width: 22rem;
  height: 22rem;
  background: #f472b6;
  top: -6rem;
  right: -4rem;
}

.login-modern-blob-2 {
  width: 18rem;
  height: 18rem;
  background: #fbbf24;
  bottom: -4rem;
  left: -3rem;
  animation-delay: -4s;
}

.login-modern-blob-3 {
  width: 14rem;
  height: 14rem;
  background: #34d399;
  top: 40%;
  left: 35%;
  animation-delay: -8s;
}

@keyframes loginBlobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(1.5rem, -1rem) scale(1.05); }
  66% { transform: translate(-1rem, 1.25rem) scale(0.95); }
}

/* ---- Shell: brand atas + kartu ---- */
.login-modern-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 56rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.login-modern-brand-top {
  width: 100%;
  text-align: center;
  margin-bottom: 1.5rem;
  padding: 0 0.5rem;
}

.login-modern-brand-top .app-brand-inner--stacked {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.login-modern-brand-top .app-brand-logo img {
  height: 4.5rem !important;
  max-width: 13rem !important;
}

.login-modern-brand-top .login-modern-brand-name,
.login-modern-brand-top .app-brand-text {
  font-size: 1.75rem !important;
  font-weight: 800 !important;
  line-height: 1.25;
  margin: 0 !important;
  background: linear-gradient(135deg, #fff 0%, #e0e7ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.15));
}

/* ---- Layout dua kolom ---- */
.login-modern-layout {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  width: 100%;
  min-height: 32rem;
  border-radius: var(--login-card-radius);
  overflow: hidden;
  box-shadow: var(--login-shadow);
}

/* ---- Panel hero kiri ---- */
.login-modern-hero {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  padding: 2.5rem 2rem;
  display: flex;
  align-items: center;
  color: #fff;
}

.login-modern-hero-inner {
  max-width: 20rem;
}

.login-modern-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: 2rem;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.35);
  margin-bottom: 1.25rem;
}

.login-modern-hero-title {
  font-size: 1.85rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 0.75rem;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.login-modern-hero-text {
  font-size: 1.0625rem;
  line-height: 1.6;
  opacity: 0.95;
  margin-bottom: 1.5rem;
}

.login-modern-features {
  list-style: none;
  margin: 0;
  padding: 0;
}

.login-modern-features li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.5rem 0;
}

.login-modern-features li i {
  font-size: 1.35rem;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.2);
}

/* ---- Kartu form ---- */
.login-modern-card {
  background: #fff;
  padding: 2rem 2rem 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

[data-bs-theme='dark'] .login-modern-card {
  background: #2f3349;
}

.login-modern-title {
  font-size: 1.65rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.35rem;
  color: var(--bs-heading-color);
}

.login-modern-lead {
  font-size: 1.0625rem;
  text-align: center;
  color: var(--bs-secondary-color);
  margin-bottom: 1.35rem;
}

/* ---- Langkah berwarna ---- */
.login-modern-steps {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.login-modern-step {
  flex: 1;
  min-width: 5.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-align: center;
  color: var(--bs-body-color);
}

.login-modern-step-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.login-modern-step-icon--email {
  background: linear-gradient(135deg, #6366f1, #818cf8);
}

.login-modern-step-icon--lock {
  background: linear-gradient(135deg, #8b5cf6, #a78bfa);
}

.login-modern-step-icon--go {
  background: linear-gradient(135deg, #06b6d4, #10b981);
}

/* ---- Field & input ---- */
.login-modern-field {
  margin-bottom: 1.25rem;
}

.login-modern-field label {
  display: block;
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
  color: var(--bs-heading-color);
}

/* Input: ikon di kiri (kolom terpisah), tidak menimpa teks */
.login-modern-input-wrap {
  display: flex;
  align-items: stretch;
  border: 2px solid #e2e8f0;
  border-radius: 0.85rem;
  background: #f8fafc;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.login-modern-input-wrap:focus-within {
  border-color: #8b5cf6;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2);
}

[data-bs-theme='dark'] .login-modern-input-wrap {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

.login-modern-input-wrap--flex {
  flex: 1;
  min-width: 0;
}

.login-modern-input-icon {
  flex: 0 0 3.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  pointer-events: none;
  border-right: 2px solid #e2e8f0;
}

.login-modern-input-icon--email {
  color: #6366f1;
  background: rgba(99, 102, 241, 0.08);
}

.login-modern-input-icon--lock {
  color: #8b5cf6;
  background: rgba(139, 92, 246, 0.08);
}

.login-modern-input-wrap .form-control {
  flex: 1;
  min-width: 0;
  font-size: 1.0625rem;
  min-height: 3.15rem;
  padding: 0.7rem 1rem;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none !important;
}

.login-modern-input-wrap .form-control:focus {
  border: none;
  box-shadow: none !important;
  background: transparent;
}

.login-modern-input-wrap--password .login-modern-input--password {
  padding-right: 0.75rem;
}

.login-modern-toggle-pw {
  flex: 0 0 3.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  margin: 0;
  padding: 0;
  min-height: auto;
  border: none;
  border-left: 2px solid #e2e8f0;
  border-radius: 0;
  color: #8b5cf6;
  background: rgba(139, 92, 246, 0.06);
}

.login-modern-toggle-pw-icon {
  font-size: 1.4rem;
  line-height: 1;
}

.login-modern-toggle-pw:hover {
  background: rgba(139, 92, 246, 0.14);
  color: #6d28d9;
}

.login-modern-toggle-pw:focus-visible {
  outline: 2px solid rgba(139, 92, 246, 0.5);
  outline-offset: -2px;
  z-index: 1;
}

.login-modern-hint {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.9375rem;
  color: var(--bs-secondary-color);
}

/* ---- Remember & submit ---- */
.login-modern-remember {
  margin-bottom: 1.35rem;
}

.login-modern-remember .form-check-input {
  width: 1.3rem;
  height: 1.3rem;
  border-width: 2px;
}

.login-modern-remember .form-check-input:checked {
  background-color: #8b5cf6;
  border-color: #8b5cf6;
}

.login-modern-remember .form-check-label {
  font-size: 1rem;
  font-weight: 500;
  padding-left: 0.35rem;
}

.login-modern-submit {
  font-size: 1.15rem;
  font-weight: 800;
  min-height: 3.35rem;
  border: none;
  border-radius: 0.85rem;
  color: #fff !important;
  background: var(--login-gradient-btn) !important;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.45);
  letter-spacing: 0.03em;
  transition: transform 0.2s, box-shadow 0.2s;
}

.login-modern-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(139, 92, 246, 0.5);
  color: #fff !important;
}

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

.login-modern-alert {
  font-size: 1rem;
  border-radius: 0.85rem;
  border: 2px solid #fca5a5;
  background: #fef2f2;
  margin-bottom: 1.15rem;
}

.login-modern-help {
  margin-top: 1.35rem;
  padding-top: 1.15rem;
  border-top: 2px dashed #e2e8f0;
  font-size: 0.9375rem;
  text-align: center;
  color: var(--bs-secondary-color);
}

.login-modern .invalid-feedback {
  font-size: 0.9375rem;
  font-weight: 500;
}

/* ---- Responsif ---- */
@media (max-width: 991.98px) {
  .login-modern-shell {
    max-width: 28rem;
  }

  .login-modern-layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .login-modern-brand-top .app-brand-logo img {
    height: 3.75rem !important;
    max-width: 11rem !important;
  }

  .login-modern-brand-top .login-modern-brand-name {
    font-size: 1.5rem !important;
  }

  .login-modern-hero {
    padding: 1.75rem 1.5rem;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .login-modern-hero-title {
    font-size: 1.45rem;
  }

  .login-modern-features {
    display: none;
  }

  .login-modern-card {
    padding: 1.75rem 1.5rem 2rem;
  }
}

@media (max-width: 575.98px) {
  .login-modern-steps {
    flex-direction: column;
    align-items: stretch;
  }

  .login-modern-step {
    flex-direction: row;
    justify-content: flex-start;
    text-align: left;
  }

}

/* Alias untuk JS validasi lama */
.login-elderly-field { margin-bottom: 1.25rem; }