/* ─── Login Page Layout ─────────────────────────────────────────────────── */

.login-body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
               'Helvetica Neue', Arial, sans-serif;
  background: var(--bg, #f8f9fa);
}

.login-container {
  display: flex;
  min-height: 100vh;
}

/* ─── Left Brand Panel ──────────────────────────────────────────────────── */

.login-brand {
  width: 40%;
  background: #0f172a;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 48px;
  position: relative;
  overflow: hidden;
}

/* Decorative arc shapes */
.login-brand::before {
  content: '';
  position: absolute;
  right: -120px;
  top: -80px;
  width: 400px;
  height: 400px;
  border: 60px solid rgba(255, 255, 255, 0.03);
  border-radius: 50%;
  pointer-events: none;
}

.login-brand::after {
  content: '';
  position: absolute;
  right: -40px;
  bottom: -60px;
  width: 280px;
  height: 280px;
  border: 40px solid rgba(255, 255, 255, 0.025);
  border-radius: 50%;
  pointer-events: none;
}

.login-brand-content {
  position: relative;
  z-index: 1;
  max-width: 360px;
}

.login-logo {
  margin-bottom: 24px;
}

.login-product-name {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 8px 0;
  color: #ffffff;
}

.login-arc {
  color: var(--logo-stroke, #D51317);
}

.login-tagline {
  font-style: italic;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 24px 0;
}

.login-description {
  font-size: 0.88rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.45);
  margin: 0 0 36px 0;
}

.login-by {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.login-by strong {
  color: rgba(255, 255, 255, 0.55);
}

/* ─── Right Form Panel ──────────────────────────────────────────────────── */

.login-form-panel {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 48px;
  background: var(--card, #ffffff);
}

.login-form-wrapper {
  width: 100%;
  max-width: 380px;
}

.login-form-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 6px 0;
  color: var(--text, #1f2937);
}

.login-form-subtitle {
  font-size: 0.88rem;
  color: var(--light-text, #6b7280);
  margin: 0 0 28px 0;
}

/* ─── Error Message ─────────────────────────────────────────────────────── */

.login-error {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fca5a5;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
  margin-bottom: 20px;
}

/* ─── Form Fields ───────────────────────────────────────────────────────── */

.login-field {
  margin-bottom: 18px;
}

.login-field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text, #1f2937);
  margin-bottom: 6px;
}

.login-field input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border, #dee2e6);
  border-radius: 6px;
  font-size: 0.95rem;
  color: var(--text, #1f2937);
  background: var(--card, #ffffff);
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.login-field input:focus {
  border-color: var(--primary, #2563eb);
  outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* ─── Submit Button ─────────────────────────────────────────────────────── */

.login-submit {
  width: 100%;
  padding: 12px;
  background: var(--primary, #2563eb);
  color: #ffffff;
  border: none;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: filter 0.2s;
  margin-top: 8px;
}

.login-submit:hover {
  filter: brightness(0.9);
}

.login-submit:active {
  filter: brightness(0.8);
}

/* ─── Responsive ────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .login-container {
    flex-direction: column;
  }

  .login-brand {
    width: 100%;
    padding: 36px 28px;
    min-height: auto;
  }

  .login-brand-content {
    max-width: 100%;
  }

  .login-description {
    display: none;
  }

  .login-form-panel {
    padding: 36px 28px;
  }
}