/* ==========================================================================
   ANYONE VINA HRMS - FULL BLURRED BACKGROUND & CENTERED LOGIN (PORT 6869 - ITERATION 3)
   Features:
     - Toàn màn hình là ảnh nhà máy ANYONE VINA cũ trải full (100vw, 100vh) và làm mờ nghệ thuật
     - Card đăng nhập nổi bật tuyệt đối ở chính giữa màn hình (Centered Glassmorphism)
     - Giữ nguyên toàn bộ cấu trúc: Đổi ngôn ngữ, Eye Toggle, Quick-Fill Test Chips
     - Tương thích 100% logic xác thực & responsive mọi kích cỡ thiết bị
   ========================================================================== */

:root {
  --login-brand-primary: #1478f2;
  --login-brand-hover: #0b57c5;
  --login-brand-gradient: linear-gradient(135deg, #1478f2 0%, #0b57c5 100%);
  --login-text-title: #072e61;
  --login-text-body: #475569;
  --login-text-muted: #64748b;
  --login-border-input: #c8d8e9;
  --login-shadow-card: 0 25px 65px -15px rgba(0, 15, 45, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.85);
  --login-transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Ẩn hoàn toàn auth screen khi đã xác thực thành công */
body.authenticated #authScreen,
body.authenticated #authScreen.modern-login-screen,
body.authenticated #authScreen.modern-centered-screen {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
  z-index: -9999 !important;
}

/* Khung toàn màn hình đăng nhập căn giữa */
#authScreen.modern-login-screen.modern-centered-screen {
  position: fixed !important;
  inset: 0 !important;
  z-index: 9999 !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  overflow: hidden !important;
  background: #061830 !important;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  color: #0f172a !important;
  margin: 0 !important;
  padding: 0 !important;
  box-sizing: border-box !important;
}

/* ==========================================================================
   NỀN TOÀN MÀN HÌNH: ẢNH NHÀ MÁY CŨ TRẢI FULL & LÀM MỜ NGHỆ THUẬT
   ========================================================================== */
.modern-fullscreen-bg {
  position: absolute !important;
  inset: -10px !important;
  z-index: 1 !important;
  overflow: hidden !important;
  pointer-events: none !important;
}

/* Ảnh background nhà máy cũ trải full màn hình với độ mờ siêu nhẹ (rất nét, rõ chi tiết) */
.modern-fullscreen-bg .modern-bg-img {
  width: 100% !important;
  height: 100% !important;
  display: block !important;
  object-fit: cover !important;
  object-position: center center !important;
  filter: blur(3px) brightness(0.88) saturate(108%) !important;
  transform: scale(1.03) !important;
  image-rendering: -webkit-optimize-contrast !important;
  transition: transform 0.6s ease;
}

/* Lớp phủ điện ảnh trong trẻo giữ trọn chi tiết sắc nét của ảnh nhà máy */
.modern-bg-blur-overlay {
  position: absolute !important;
  inset: 0 !important;
  background: radial-gradient(circle at center, rgba(7, 30, 65, 0.20) 0%, rgba(3, 15, 36, 0.48) 100%) !important;
  pointer-events: none !important;
}

/* ==========================================================================
   THANH HEADER & FOOTER NỔI PHÍA TRÊN & DƯỚI
   ========================================================================== */
.modern-centered-top-bar {
  position: absolute !important;
  top: 24px !important;
  left: 28px !important;
  right: auto !important;
  z-index: 10 !important;
  display: flex !important;
  pointer-events: none !important;
}

.modern-status-badge {
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 7px 18px !important;
  border-radius: 999px !important;
  background: rgba(7, 28, 56, 0.78) !important;
  backdrop-filter: blur(16px) !important;
  -webkit-backdrop-filter: blur(16px) !important;
  border: 1px solid rgba(255, 255, 255, 0.28) !important;
  color: #ffffff !important;
  font-size: 12.5px !important;
  font-weight: 700 !important;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.28) !important;
  letter-spacing: 0.2px !important;
  pointer-events: auto !important;
}

.modern-status-dot {
  width: 8px !important;
  height: 8px !important;
  border-radius: 50% !important;
  background: #10b981 !important;
  box-shadow: 0 0 10px #10b981 !important;
  flex-shrink: 0 !important;
  animation: pulseDot 2s infinite ease-in-out !important;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.75; }
}

.modern-centered-footer {
  position: absolute !important;
  bottom: 18px !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 10 !important;
  text-align: center !important;
  font-size: 11.5px !important;
  color: rgba(255, 255, 255, 0.75) !important;
  letter-spacing: 0.2px !important;
  pointer-events: none !important;
}

/* ==========================================================================
   KHUNG CHỨA TRUNG TÂM (CENTERED CONTAINER)
   ========================================================================== */
.modern-centered-container {
  position: relative !important;
  z-index: 10 !important;
  width: 100% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 24px 16px !important;
  box-sizing: border-box !important;
}

/* ==========================================================================
   CARD ĐĂNG NHẬP CHÍNH (CENTERED FROSTED GLASS CARD)
   ========================================================================== */
.modern-login-card {
  width: 100% !important;
  max-width: 440px !important;
  background: rgba(255, 255, 255, 0.94) !important;
  backdrop-filter: blur(24px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
  border-radius: 24px !important;
  padding: 34px 32px !important;
  border: 1px solid rgba(255, 255, 255, 0.85) !important;
  box-shadow: var(--login-shadow-card) !important;
  box-sizing: border-box !important;
  position: relative !important;
  transition: var(--login-transition) !important;
}

.modern-login-card:hover {
  box-shadow: 0 30px 75px -15px rgba(0, 15, 45, 0.52), 0 0 0 1px rgba(255, 255, 255, 0.95) !important;
  transform: translateY(-2px) !important;
}

/* Hàng đầu Card: Thương hiệu & Ngôn ngữ */
.modern-card-top-row {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  margin-bottom: 20px !important;
  padding-bottom: 16px !important;
  border-bottom: 1px solid #eef3f9 !important;
}

.modern-card-brand {
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
}

.modern-card-brand-mark {
  width: 42px !important;
  height: 42px !important;
  flex: 0 0 42px !important;
  border-radius: 12px !important;
  background: linear-gradient(135deg, #073b78 0%, #04244d 100%) !important;
  color: #ffffff !important;
  font-weight: 900 !important;
  font-size: 15px !important;
  display: grid !important;
  place-items: center !important;
  letter-spacing: -0.5px !important;
  box-shadow: 0 4px 10px rgba(7, 59, 120, 0.25) !important;
}

.modern-card-brand-text strong {
  display: block !important;
  font-size: 16px !important;
  font-weight: 800 !important;
  color: #072e61 !important;
  line-height: 1.2 !important;
}

.modern-card-brand-text span {
  display: block !important;
  font-size: 11.5px !important;
  font-weight: 700 !important;
  color: #0a7b83 !important;
  letter-spacing: 0.3px !important;
}

/* Bộ chọn ngôn ngữ viên nang */
.modern-lang-switcher {
  display: inline-flex !important;
  align-items: center !important;
  gap: 5px !important;
  padding: 5px 11px !important;
  background: #f8fafc !important;
  border: 1px solid #cbd5e1 !important;
  border-radius: 999px !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  color: #334155 !important;
  transition: var(--login-transition) !important;
}

.modern-lang-switcher:hover {
  border-color: #94a3b8 !important;
  background: #f1f5f9 !important;
}

.modern-lang-switcher select {
  border: none !important;
  background: transparent !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  color: #0f172a !important;
  outline: none !important;
  cursor: pointer !important;
  padding-right: 2px !important;
}

/* Tiêu đề chính của Card */
.modern-card-heading {
  margin-bottom: 22px !important;
}

.modern-card-title {
  font-size: 24px !important;
  font-weight: 800 !important;
  color: var(--login-text-title) !important;
  margin: 0 0 6px 0 !important;
  letter-spacing: -0.4px !important;
}

.modern-card-subtitle {
  font-size: 13.5px !important;
  color: #5a7490 !important;
  margin: 0 !important;
  line-height: 1.45 !important;
}

/* Form đăng nhập */
.modern-auth-form {
  display: block !important;
}

.modern-form-group {
  display: grid !important;
  gap: 6px !important;
  margin-bottom: 16px !important;
}

.modern-form-label {
  font-size: 13px !important;
  font-weight: 700 !important;
  color: #173b61 !important;
}

.modern-input-wrapper {
  position: relative !important;
  width: 100% !important;
  display: flex !important;
  align-items: center !important;
}

.modern-input-prefix {
  position: absolute !important;
  left: 14px !important;
  font-size: 12px !important;
  font-weight: 800 !important;
  color: #476a91 !important;
  pointer-events: none !important;
  background: #e8f1fb !important;
  padding: 2px 7px !important;
  border-radius: 6px !important;
  user-select: none !important;
}

.modern-input-field {
  width: 100% !important;
  min-height: 48px !important;
  border-radius: 12px !important;
  border: 1.5px solid var(--login-border-input) !important;
  background: #fbfdff !important;
  padding: 0 46px 0 54px !important;
  font-size: 15px !important;
  font-weight: 600 !important;
  color: #0c2f55 !important;
  outline: none !important;
  transition: var(--login-transition) !important;
  box-sizing: border-box !important;
}

.modern-input-field::placeholder {
  color: #94a3b8 !important;
  font-weight: 400 !important;
}

.modern-input-field:focus {
  border-color: var(--login-brand-primary) !important;
  background: #ffffff !important;
  box-shadow: 0 0 0 3.5px rgba(20, 120, 242, 0.15) !important;
}

/* Nút bấm hiện / ẩn mật khẩu */
.modern-pwd-toggle-btn {
  position: absolute !important;
  right: 8px !important;
  width: 34px !important;
  height: 34px !important;
  border-radius: 8px !important;
  border: none !important;
  background: transparent !important;
  display: grid !important;
  place-items: center !important;
  color: #64748b !important;
  cursor: pointer !important;
  transition: var(--login-transition) !important;
}

.modern-pwd-toggle-btn:hover {
  background: #f1f5f9 !important;
  color: var(--login-brand-primary) !important;
}

/* Tùy chọn Ghi nhớ & Quên mật khẩu */
.modern-form-options {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  margin-bottom: 18px !important;
  font-size: 12.5px !important;
}

.modern-remember-label {
  display: inline-flex !important;
  align-items: center !important;
  gap: 7px !important;
  color: #334155 !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  user-select: none !important;
}

.modern-remember-label input[type="checkbox"] {
  width: 16px !important;
  height: 16px !important;
  accent-color: var(--login-brand-primary) !important;
  cursor: pointer !important;
  border-radius: 4px !important;
}

.modern-forgot-link {
  color: var(--login-brand-primary) !important;
  font-weight: 600 !important;
  text-decoration: none !important;
  transition: var(--login-transition) !important;
}

.modern-forgot-link:hover {
  text-decoration: underline !important;
  color: var(--login-brand-hover) !important;
}

/* Nút bấm Đăng Nhập */
.modern-submit-btn {
  width: 100% !important;
  min-height: 48px !important;
  border-radius: 12px !important;
  border: none !important;
  background: var(--login-brand-gradient) !important;
  color: #ffffff !important;
  font-size: 15.5px !important;
  font-weight: 700 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  cursor: pointer !important;
  box-shadow: 0 6px 18px rgba(20, 120, 242, 0.32) !important;
  transition: var(--login-transition) !important;
  outline: none !important;
}

.modern-submit-btn:hover {
  transform: translateY(-1.5px) !important;
  box-shadow: 0 8px 22px rgba(20, 120, 242, 0.42) !important;
  background: linear-gradient(135deg, #1882ff 0%, #0c62de 100%) !important;
}

.modern-submit-btn:active {
  transform: translateY(0.5px) !important;
}

.modern-submit-arrow {
  font-size: 17px !important;
  transition: transform 0.2s ease !important;
}

.modern-submit-btn:hover .modern-submit-arrow {
  transform: translateX(3px) !important;
}

/* Khối tài khoản kiểm thử nhanh (Quick-Fill chips) */
.modern-demo-accounts {
  margin-top: 18px !important;
  padding: 13px 14px !important;
  background: #f8fafc !important;
  border: 1px dashed #cbd5e1 !important;
  border-radius: 12px !important;
  box-sizing: border-box !important;
}

.modern-demo-label {
  display: block !important;
  font-size: 11.5px !important;
  font-weight: 700 !important;
  color: #475569 !important;
  margin-bottom: 8px !important;
  text-transform: uppercase !important;
  letter-spacing: 0.3px !important;
}

.modern-demo-pills {
  display: flex !important;
  gap: 8px !important;
  flex-wrap: wrap !important;
}

.modern-demo-chip {
  display: inline-flex !important;
  align-items: center !important;
  gap: 5px !important;
  padding: 5px 11px !important;
  border-radius: 8px !important;
  border: 1px solid #cbd5e1 !important;
  background: #ffffff !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  color: #1e293b !important;
  cursor: pointer !important;
  transition: var(--login-transition) !important;
}

.modern-demo-chip:hover {
  border-color: var(--login-brand-primary) !important;
  background: #eff6ff !important;
  color: var(--login-brand-primary) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 2px 6px rgba(20, 120, 242, 0.15) !important;
}

/* Thông báo lỗi đăng nhập */
.modern-error-banner {
  display: none;
}

.modern-error-banner:not(:empty) {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  margin-bottom: 14px !important;
  padding: 10px 14px !important;
  border-radius: 10px !important;
  background: #fef2f2 !important;
  border: 1px solid #fecaca !important;
  color: #dc2626 !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  line-height: 1.4 !important;
  animation: slideDown 0.2s ease !important;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Footer card */
.modern-card-footer {
  margin-top: 20px !important;
  padding-top: 16px !important;
  border-top: 1px solid #eef3f9 !important;
  text-align: center !important;
}

.modern-help-text {
  font-size: 12px !important;
  color: #64748b !important;
  margin: 0 0 10px 0 !important;
  line-height: 1.4 !important;
}

.modern-security-note {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  font-size: 11px !important;
  color: #64748b !important;
  line-height: 1.35 !important;
}

.modern-security-dot {
  width: 6px !important;
  height: 6px !important;
  border-radius: 50% !important;
  background: #10b981 !important;
  box-shadow: 0 0 0 3px #d1fae5 !important;
  flex-shrink: 0 !important;
}

/* ==========================================================================
   RESPONSIVE: TABLET VÀ MOBILE VIEWPORT
   ========================================================================== */
@media (max-width: 900px) {
  #authScreen.modern-login-screen.modern-centered-screen {
    overflow-y: auto !important;
    height: auto !important;
    min-height: 100vh !important;
    min-height: 100dvh !important;
    padding: 24px 16px !important;
    justify-content: flex-start !important;
  }

  /* Ẩn thanh nổi top và footer trên mobile để tránh chồng chéo khi cuộn */
  .modern-centered-top-bar,
  .modern-centered-footer {
    display: none !important;
  }

  .modern-centered-container {
    padding: 0 !important;
    margin: auto 0 !important;
  }

  .modern-login-card {
    max-width: 440px !important;
    width: 100% !important;
    padding: 26px 20px !important;
    border-radius: 20px !important;
  }

  .modern-card-title {
    font-size: 22px !important;
  }
}