/* Calibration Web Application - Premium CSS Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Sarabun:wght@300;400;500;600;700&display=swap');

:root {
  /* Dark Theme Variables (Default) */
  --bg-primary: hsl(222, 25%, 6%);
  --bg-secondary: hsl(222, 20%, 11%);
  --bg-card: rgba(21, 32, 54, 0.6);
  --bg-card-hover: rgba(30, 48, 80, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: hsl(210, 40%, 96%);
  --text-secondary: hsl(215, 20%, 65%);
  --text-muted: hsl(215, 15%, 45%);
  
  --primary: hsl(180, 85%, 45%);
  --primary-glow: rgba(0, 242, 254, 0.15);
  --primary-hover: hsl(180, 95%, 40%);
  
  --success: hsl(150, 75%, 42%);
  --success-bg: rgba(16, 185, 129, 0.12);
  --success-border: rgba(16, 185, 129, 0.3);
  
  --warning: hsl(38, 92%, 50%);
  --warning-bg: rgba(245, 158, 11, 0.12);
  --warning-border: rgba(245, 158, 11, 0.3);
  
  --danger: hsl(352, 85%, 55%);
  --danger-bg: rgba(239, 68, 68, 0.12);
  --danger-border: rgba(239, 68, 68, 0.3);

  --sidebar-width: 260px;
  --glass-blur: 16px;
  --shadow-lg: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.light-theme {
  /* Light Theme Variables */
  --bg-primary: hsl(210, 40%, 96%);
  --bg-secondary: hsl(210, 30%, 99%);
  --bg-card: rgba(255, 255, 255, 0.75);
  --bg-card-hover: rgba(255, 255, 255, 0.9);
  --border-color: rgba(0, 0, 0, 0.08);
  --text-primary: hsl(222, 47%, 11%);
  --text-secondary: hsl(215, 25%, 35%);
  --text-muted: hsl(215, 16%, 57%);
  
  --primary: hsl(190, 90%, 40%);
  --primary-glow: rgba(0, 180, 216, 0.1);
  --primary-hover: hsl(190, 95%, 35%);
  
  --success: hsl(150, 80%, 35%);
  --success-bg: rgba(16, 185, 129, 0.1);
  --success-border: rgba(16, 185, 129, 0.2);
  
  --warning: hsl(35, 95%, 45%);
  --warning-bg: rgba(245, 158, 11, 0.1);
  --warning-border: rgba(245, 158, 11, 0.25);
  
  --danger: hsl(352, 85%, 48%);
  --danger-bg: rgba(239, 68, 68, 0.1);
  --danger-border: rgba(239, 68, 68, 0.25);
  
  --shadow-lg: 0 10px 30px -10px rgba(100, 116, 139, 0.15);
}

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

body {
  font-family: 'Inter', 'Sarabun', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  overflow: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* --- Layout --- */

.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100vh;
  z-index: 100;
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.logo-container {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.logo-img {
  height: 42px;
  max-width: 100%;
  object-fit: contain;
  border-radius: 8px;
  transition: var(--transition-smooth);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.05);
}

.logo-img:hover {
  transform: scale(1.05);
}

.logo-text {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.5px;
  background: linear-gradient(to right, var(--text-primary), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  list-style: none;
  padding: 24px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}

.nav-item a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 10px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.nav-item a:hover {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
}

.nav-item.active a {
  background: linear-gradient(135deg, var(--primary-glow), rgba(0, 242, 254, 0.05));
  color: var(--primary);
  border: 1px solid rgba(0, 242, 254, 0.2);
  box-shadow: inset 0 0 8px rgba(0, 242, 254, 0.05);
}

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.theme-toggle-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
  border-color: var(--text-muted);
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  position: relative;
}

.topbar {
  height: 70px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(21, 32, 54, 0.2);
  backdrop-filter: blur(10px);
  z-index: 50;
  flex-shrink: 0;
}

.page-title {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, hsl(200, 85%, 50%), hsl(270, 85%, 50%));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
}

.content-body {
  flex-grow: 1;
  padding: 32px;
  overflow-y: auto;
  position: relative;
}

/* Animations for SPA Pages */
.app-page {
  animation: fadeIn 0.4s ease-out forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Cards & General UI elements --- */

.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.12);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), hsl(190, 95%, 45%));
  color: hsl(222, 25%, 6%);
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 242, 254, 0.35);
  background: linear-gradient(135deg, var(--primary-hover), hsl(190, 95%, 40%));
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--text-muted);
}

.btn-danger {
  background-color: var(--danger-bg);
  border-color: var(--danger-border);
  color: var(--danger);
}

.btn-danger:hover {
  background-color: var(--danger);
  color: white;
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 8px;
}

/* --- Dashboard Modules --- */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.kpi-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kpi-details h3 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: 8px;
}

.kpi-details p {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}

.kpi-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-total .kpi-icon {
  background-color: rgba(0, 242, 254, 0.1);
  color: var(--primary);
  border: 1px solid rgba(0, 242, 254, 0.2);
}

.kpi-passed .kpi-icon {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.kpi-failed .kpi-icon {
  background-color: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.kpi-pending .kpi-icon {
  background-color: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.dashboard-charts {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

@media (max-width: 1024px) {
  .dashboard-charts {
    grid-template-columns: 1fr;
  }
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.chart-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.chart-wrapper {
  position: relative;
  height: 320px;
  width: 100%;
}

.dashboard-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: 320px;
  overflow-y: auto;
  padding-right: 4px;
}

.item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: 12px;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  transition: var(--transition-smooth);
}

.item-row:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.item-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.item-code {
  font-weight: 600;
  font-size: 0.95rem;
}

.item-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- Plan & Forms Modules --- */

.form-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.form-grid-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 11px 16px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  width: 100%;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
  background-color: rgba(255, 255, 255, 0.06);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='hsl(215, 20%, 65%)'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
}

body.light-theme select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='hsl(215, 25%, 35%)'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
}

.other-type-wrapper {
  margin-top: 10px;
  display: none; /* JS will toggle this */
}

/* Custom Month Selector Grid */
.month-selector-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.month-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 8px;
}

.month-pill {
  position: relative;
}

.month-pill input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.month-pill label {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  user-select: none;
}

.month-pill:hover label {
  border-color: var(--text-muted);
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.month-pill input:checked + label {
  background: linear-gradient(135deg, var(--primary-glow), rgba(0, 242, 254, 0.08));
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 10px;
}

/* --- Table Module --- */

.table-header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
  flex-wrap: wrap;
}

.search-box-container {
  position: relative;
  width: 300px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  padding-left: 40px;
}

.table-wrapper {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background-color: rgba(21, 32, 54, 0.2);
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.custom-table th {
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 14px 18px;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.custom-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  vertical-align: middle;
}

.custom-table tbody tr {
  transition: var(--transition-smooth);
}

.custom-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Status & Chips styling */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
}

.badge-success {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.badge-warning {
  background-color: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.badge-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.badge-info {
  background-color: rgba(0, 242, 254, 0.08);
  color: var(--primary);
  border: 1px solid rgba(0, 242, 254, 0.2);
}

.badge-decom {
  background-color: rgba(100, 116, 139, 0.12);
  color: var(--text-secondary);
  border: 1px solid rgba(100, 116, 139, 0.2);
}

.table-months-badges {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.month-badge {
  font-size: 0.75rem;
  width: 28px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.month-badge.planned {
  background-color: var(--primary-glow);
  border-color: rgba(0, 242, 254, 0.3);
  color: var(--primary);
  font-weight: 600;
}

.actions-cell {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

/* --- Record Cal. Results Module --- */

.record-filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.month-picker-container {
  display: flex;
  gap: 12px;
  align-items: center;
}

.picker-select {
  width: 140px;
}

.picker-year {
  width: 100px;
}

.record-btn-group {
  display: flex;
  gap: 6px;
}

.btn-pass {
  background-color: var(--success-bg);
  border-color: var(--success-border);
  color: var(--success);
}

.btn-pass:hover {
  background-color: var(--success);
  color: white;
}

.btn-fail {
  background-color: var(--danger-bg);
  border-color: var(--danger-border);
  color: var(--danger);
}

.btn-fail:hover {
  background-color: var(--danger);
  color: white;
}

/* --- Modals --- */

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  width: 90%;
  max-width: 650px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
  transform: translateY(-20px);
  transition: transform 0.3s ease;
  overflow: hidden;
}

.modal-backdrop.show .modal-content {
  transform: translateY(0);
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.modal-close-btn:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.modal-body {
  padding: 24px;
  max-height: 70vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background-color: rgba(0, 0, 0, 0.08);
}

/* Modal for Recording Form */
.asset-summary-box {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.summary-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.summary-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.summary-value {
  font-size: 0.95rem;
  font-weight: 600;
}

/* Empty State Styling */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  text-align: center;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.08);
}

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 12px 20px;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 250px;
  transform: translateX(120%);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border-left: 4px solid var(--primary);
}

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

.toast-success {
  border-left-color: var(--success);
}

.toast-error {
  border-left-color: var(--danger);
}

.toast-warning {
  border-left-color: var(--warning);
}