/* === Base layout === */

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: #f4f7ff;
  background: radial-gradient(circle at top left, #1e90ff 0, #050816 55%);
  min-height: 100vh;
}

/* Light theme override */
body.light-mode {
  background: radial-gradient(circle at top left, #ffffff 0, #cfd9ff 55%);
  color: #0b1020;
}

.app-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 16px 48px;
}

/* === Header === */

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.title-block h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.03em;
}

.subtitle {
  margin: 4px 0 0;
  font-size: 13px;
  opacity: 0.85;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge {
  background: linear-gradient(120deg, #ffd166, #ff9f1c);
  color: #222;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.35);
}

.icon-button {
  border: none;
  background: #141927;
  color: #f4f7ff;
  border-radius: 999px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease,
    background 0.15s ease;
}

.icon-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.45);
  background: #1d2233;
}

/* === Controls === */

.controls {
  background: rgba(6, 11, 25, 0.8);
  border-radius: 14px;
  padding: 14px 16px 18px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 18px;
}

body.light-mode .controls {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(0, 0, 0, 0.06);
}

.input-row,
.utility-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.input-row {
  margin-bottom: 10px;
}

input[type="text"],
input[type="number"] {
  flex: 1 1 150px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(6, 11, 25, 0.95);
  color: #f4f7ff;
  font-size: 13px;
  outline: none;
  transition: border 0.15s ease, box-shadow 0.15s ease,
    background 0.15s ease;
}

body.light-mode input[type="text"],
body.light-mode input[type="number"] {
  background: rgba(250, 250, 255, 0.96);
  color: #0b1020;
  border-color: rgba(0, 0, 0, 0.12);
}

input[type="text"]:focus,
input[type="number"]:focus {
  border-color: #4aa8ff;
  box-shadow: 0 0 0 1px rgba(74, 168, 255, 0.6);
}

/* Buttons */

.primary-btn,
.secondary-btn,
.danger-btn,
.view-btn {
  border-radius: 999px;
  padding: 8px 14px;
  border: none;
  font-size: 13px;
  cursor: pointer;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.15s ease, box-shadow 0.15s ease,
    background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.primary-btn {
  background: linear-gradient(135deg, #14b5ff, #0077ff);
  color: #ffffff;
  box-shadow: 0 12px 22px rgba(0, 123, 255, 0.55);
}

.primary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(0, 123, 255, 0.7);
}

.secondary-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #f4f7ff;
}

body.light-mode .secondary-btn {
  border-color: rgba(0, 0, 0, 0.25);
  color: #0b1020;
}

.secondary-btn:hover {
  background: rgba(255, 255, 255, 0.08);
}

.danger-btn {
  background: linear-gradient(135deg, #ff4b4b, #dd1b3f);
  color: #fff;
  box-shadow: 0 10px 22px rgba(221, 27, 63, 0.6);
}

.danger-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(221, 27, 63, 0.8);
}

/* Utility row */

.utility-row {
  align-items: center;
  justify-content: space-between;
}

.search-input {
  flex: 1 1 220px;
}

.view-toggle {
  display: flex;
  gap: 6px;
}

.view-btn {
  background: rgba(9, 13, 26, 0.85);
  color: #c5d0ff;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.view-btn.active {
  background: #14b5ff;
  color: #ffffff;
  border-color: transparent;
}

/* === Summary bar === */

.summary-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.summary-card {
  background: rgba(5, 10, 23, 0.9);
  border-radius: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 12px;
}

body.light-mode .summary-card {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(0, 0, 0, 0.05);
}

.summary-label {
  opacity: 0.7;
}

.summary-value {
  font-weight: 700;
  font-size: 15px;
  margin-top: 2px;
}

/* === List / table === */

.list-section h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

.employee-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: 14px;
  overflow: hidden;
  background: rgba(9, 13, 26, 0.95);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.6);
}

body.light-mode .employee-table {
  background: rgba(255, 255, 255, 0.96);
}

.employee-table thead {
  background: rgba(0, 0, 0, 0.45);
}

body.light-mode .employee-table thead {
  background: rgba(0, 0, 0, 0.05);
}

.employee-table th,
.employee-table td {
  padding: 10px 12px;
  font-size: 13px;
  text-align: left;
}

.employee-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

body.light-mode .employee-table tbody tr:nth-child(even) {
  background: rgba(0, 0, 0, 0.02);
}

/* Row animation on add */

.employee-row {
  transition: background 0.2s ease, transform 0.18s ease, opacity 0.2s ease;
}

.employee-row.new {
  background: rgba(20, 181, 255, 0.12) !important;
  transform: translateY(-2px);
  opacity: 0;
  animation: rowFadeIn 0.35s ease-out forwards;
}

@keyframes rowFadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Action buttons inside table */

.action-btn {
  border-radius: 999px;
  border: none;
  font-size: 11px;
  padding: 4px 9px;
  cursor: pointer;
  margin-right: 6px;
}

.action-edit {
  background: #19c37d;
  color: #041013;
}

.action-delete {
  background: #ff4b4b;
  color: #fff;
}

/* === Cards view === */

.cards-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
}

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

.employee-card {
  background: rgba(9, 13, 26, 0.95);
  border-radius: 14px;
  padding: 10px 12px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 13px;
  animation: rowFadeIn 0.35s ease-out forwards;
}

body.light-mode .employee-card {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(0, 0, 0, 0.06);
}

.employee-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.employee-card-name {
  font-weight: 600;
}

.employee-card-id {
  font-size: 11px;
  opacity: 0.8;
}

.employee-card-body {
  margin-bottom: 6px;
}

.employee-card-body span {
  display: block;
  font-size: 12px;
  opacity: 0.9;
}

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

/* === Modal === */

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: #101524;
  padding: 18px 20px 16px;
  border-radius: 14px;
  width: min(360px, 90vw);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.75);
}

body.light-mode .modal-content {
  background: #ffffff;
}

.modal-content h3 {
  margin-top: 0;
  margin-bottom: 8px;
}

.modal-actions {
  margin-top: 14px;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* === Toasts === */

.toast-container {
  position: fixed;
  right: 16px;
  bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
}

.toast {
  background: rgba(12, 19, 37, 0.96);
  color: #f4f7ff;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 12px;
  min-width: 160px;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.65);
  animation: toastIn 0.25s ease-out forwards;
}

body.light-mode .toast {
  background: rgba(0, 0, 0, 0.82);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === Small screens === */

@media (max-width: 640px) {
  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .controls {
    padding: 12px 10px 14px;
  }

  .employee-table th,
  .employee-table td {
    font-size: 11px;
    padding: 6px 8px;
  }
}