/* ====================================================
   HIDDEN LAMP ENTERPRISE PAYROLL - DESIGN SYSTEM
   Modern, Ultra-Attractive & Fully Responsive CSS
   ==================================================== */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --primary: #0f172a;
  --primary-light: #1e293b;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-light: #eff6ff;
  --accent-glow: rgba(37, 99, 235, 0.15);
  
  --success: #059669;
  --success-light: #ecfdf5;
  --warning: #d97706;
  --warning-light: #fffbeb;
  --danger: #e11d48;
  --danger-light: #fff1f2;
  
  --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #edf2f7 50%, #e2e8f0 100%);
  --card-bg: rgba(255, 255, 255, 0.92);
  --border: #e2e8f0;
  --border-light: rgba(226, 232, 240, 0.8);
  
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-sub: #475569;
  
  --radius-lg: 16px;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
  --shadow: 0 4px 12px -2px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 32px -8px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 8px 24px -4px rgba(37, 99, 235, 0.25);
  
  --font: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==================== LAYOUT WRAPPER ==================== */
.app-wrapper {
  display: flex;
  min-height: 100vh;
  position: relative;
  max-width: 100vw;
  overflow-x: hidden;
}

/* ==================== SIDEBAR NAVIGATION ==================== */
.sidebar {
  width: 270px;
  background: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1000;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 4px 0 24px rgba(15, 23, 42, 0.15);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar .brand {
  padding: 1.5rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: #ffffff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  display: block;
}

.brand-subtitle {
  font-size: 0.72rem;
  color: #94a3b8;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
}

.sidebar-nav {
  flex: 1;
  padding: 1.5rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  overflow-y: auto;
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  color: #94a3b8;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  transition: var(--transition);
  position: relative;
}

.sidebar-nav-link i {
  font-size: 1.1rem;
  width: 22px;
  text-align: center;
  transition: transform 0.2s ease;
}

.sidebar-nav-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(3px);
}

.sidebar-nav-link.active {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.sidebar-nav-link.active i {
  transform: scale(1.1);
}

.sidebar-footer {
  padding: 1.25rem 0.85rem;
}

.upgrade-card {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, rgba(29, 78, 216, 0.3) 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius);
  padding: 1.1rem;
  text-align: center;
  color: #ffffff;
  backdrop-filter: blur(8px);
}

.upgrade-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.upgrade-card p {
  font-size: 0.75rem;
  color: #94a3b8;
}

/* Backdrop overlay for mobile drawer */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

/* ==================== MAIN CONTENT & TOPBAR ==================== */
.main-content {
  flex: 1;
  margin-left: 270px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
  max-width: calc(100vw - 270px);
  overflow-x: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2rem;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

/* Mobile Navigation Button (Menu ☰) */
.mobile-nav-btn {
  display: none;
  align-items: center;
  gap: 0.4rem;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
  transition: var(--transition);
}

.mobile-nav-btn:hover {
  background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
  transform: translateY(-1px);
}

/* Mobile Back Button (← Back) */
.mobile-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.8rem;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.mobile-back-btn:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.close-sidebar-btn {
  display: none;
}

.topbar-search {
  position: relative;
  width: 320px;
}

.topbar-search input {
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.6rem 1rem 0.6rem 2.5rem;
  font-size: 0.88rem;
  outline: none;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.topbar-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.topbar-search i {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.topbar-profile {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.topbar-profile .user-email {
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.88rem;
}

.topbar-profile .avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.logout-icon {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.logout-icon:hover {
  background: var(--danger-light);
  color: var(--danger);
  border-color: #fca5a5;
  transform: rotate(5deg);
}

/* ==================== CONTAINER & PAGE HEADERS ==================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.75rem 2rem 2.5rem 2rem;
  flex: 1;
  width: 100%;
  box-sizing: border-box;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.page-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 0.35rem;
  font-weight: 500;
}

/* ==================== CARDS & GLASSMORPHISM ==================== */
.card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.75rem;
  transition: var(--transition);
  max-width: 100%;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ==================== METRICS & KPI CARDS ==================== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.metric-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.35rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1.1rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.metric-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.3);
}

.metric-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.metric-value {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.metric-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* Pastel Themes for Metric Cards */
.bg-pastel-green { background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%); border-color: #a7f3d0; }
.bg-pastel-green .metric-icon { background: #059669; color: #ffffff; box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3); }
.bg-pastel-green .metric-label { color: #065f46; }
.bg-pastel-green .metric-value { color: #064e3b; }

.bg-pastel-purple { background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%); border-color: #ddd6fe; }
.bg-pastel-purple .metric-icon { background: #7c3aed; color: #ffffff; box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3); }
.bg-pastel-purple .metric-label { color: #5b21b6; }
.bg-pastel-purple .metric-value { color: #4c1d95; }

.bg-pastel-orange { background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%); border-color: #fde68a; }
.bg-pastel-orange .metric-icon { background: #d97706; color: #ffffff; box-shadow: 0 4px 12px rgba(217, 119, 6, 0.3); }
.bg-pastel-orange .metric-label { color: #92400e; }
.bg-pastel-orange .metric-value { color: #78350f; }

.bg-pastel-blue { background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%); border-color: #bfdbfe; }
.bg-pastel-blue .metric-icon { background: #2563eb; color: #ffffff; box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3); }
.bg-pastel-blue .metric-label { color: #1e40af; }
.bg-pastel-blue .metric-value { color: #1e3a8a; }

.bg-pastel-red { background: linear-gradient(135deg, #fff1f2 0%, #ffe4e6 100%); border-color: #fecdd3; }
.bg-pastel-red .metric-icon { background: #e11d48; color: #ffffff; box-shadow: 0 4px 12px rgba(225, 29, 72, 0.3); }
.bg-pastel-red .metric-label { color: #9f1239; }
.bg-pastel-red .metric-value { color: #881337; }

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.15rem;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  white-space: nowrap !important;
  word-break: keep-all !important;
}

.btn i {
  font-size: 0.85rem;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff;
  border-color: #1d4ed8;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: #ffffff;
  border-color: var(--border);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.btn-success {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: #ffffff;
}

.btn-danger {
  background: linear-gradient(135deg, #e11d48 0%, #be123c 100%);
  color: #ffffff;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  border-radius: var(--radius-pill);
}

/* ==================== TABLES & DUAL VIEW ==================== */
.desktop-table-container {
  display: block;
  width: 100%;
}

.mobile-cards-container {
  display: none;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-sm);
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: left;
  font-size: 0.88rem;
}

.table th {
  background: #f8fafc;
  color: var(--text-sub);
  font-weight: 700;
  padding: 0.75rem 0.85rem;
  border-bottom: 2px solid var(--border);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap !important;
  word-break: keep-all !important;
}

.table td {
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  transition: background 0.15s ease;
  white-space: nowrap !important;
  word-break: keep-all !important;
}

.table tbody tr:hover td {
  background: #f1f5f9;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

/* Force Ref Code to never break onto 2 lines */
.table td span, .table td strong, .table td small {
  white-space: nowrap !important;
  word-break: keep-all !important;
}

/* ==================== BADGES & STATUS PILLS ==================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap !important;
  word-break: keep-all !important;
}

.badge-active, .badge-approved { background: #dcfce7; color: #15803d; border: 1px solid #bbf7d0; }
.badge-exited { background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }
.badge-draft { background: #fef3c7; color: #b45309; border: 1px solid #fde68a; }

/* ==================== FORMS & CONTROLS ==================== */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-label {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-main);
}

.form-control {
  padding: 0.6rem 0.85rem;
  font-size: 0.9rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--text-main);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ==================== ALERT BANNERS ==================== */
.alert {
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
  font-size: 0.88rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.alert-danger {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid #fca5a5;
}

.alert-success {
  background: var(--success-light);
  color: var(--success);
  border: 1px solid #6ee7b7;
}

/* ==================== LOGIN PAGE STYLING ==================== */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #090d16 100%);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.login-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  width: 100%;
  max-width: 440px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.8);
  position: relative;
  z-index: 10;
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0 auto 0.85rem auto;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
}

.login-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.login-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-weight: 500;
}

/* ==================== FOOTER ==================== */
.footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  border-top: 1px solid var(--border);
  background: #ffffff;
  margin-top: auto;
}

/* ==================== RESPONSIVE BREAKPOINTS ==================== */
@media (max-width: 991px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.show {
    transform: translateX(0);
  }

  .sidebar-overlay.show {
    display: block;
    opacity: 1;
  }

  .main-content {
    margin-left: 0;
    max-width: 100vw;
  }

  .mobile-nav-btn {
    display: inline-flex !important;
  }

  .close-sidebar-btn {
    display: block !important;
  }

  .topbar {
    padding: 0.85rem 1.25rem;
  }

  .container {
    padding: 1.25rem 1rem 2rem 1rem;
  }

  .topbar-search {
    display: none; /* Hide topbar search on tablet/mobile */
  }

  .page-title {
    font-size: 1.5rem;
  }
}

/* SWITCH FROM DESKTOP TABLE TO MOBILE STACKED CARDS ON MOBILE SCREENS (< 768px) */
@media (max-width: 768px) {
  .desktop-table-container {
    display: none !important;
  }

  .mobile-cards-container {
    display: flex !important;
    flex-direction: column;
    width: 100%;
  }

  .hide-mobile {
    display: none !important;
  }
}

@media (max-width: 640px) {
  .metrics-grid {
    grid-template-columns: 1fr !important;
    gap: 0.85rem;
  }

  .form-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .page-header > div:last-child {
    width: 100%;
  }

  .page-header .btn {
    width: 100%;
    justify-content: center;
  }

  .topbar-profile .user-email {
    display: none; /* Show avatar & logout icon only on mobile */
  }

  .card {
    padding: 1rem !important;
    border-radius: 12px;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  /* Form inputs stacking on mobile phone */
  form {
    flex-direction: column !important;
    align-items: stretch !important;
  }

  form > div {
    width: 100% !important;
    min-width: 100% !important;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 1rem 0.75rem 1.5rem 0.75rem;
  }

  .page-title {
    font-size: 1.35rem;
  }

  .metric-card {
    padding: 1rem;
    gap: 0.75rem;
  }

  .metric-icon {
    width: 42px;
    height: 42px;
    font-size: 1.1rem;
  }

  .metric-value {
    font-size: 1.4rem;
  }
}