:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --surface-strong: #fbfbfd;
  --ink: #111114;
  --muted: #6e6e73;
  --line: #e5e5ea;
  --silver: #d1d1d6;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.08);
  --soft-shadow: 0 10px 28px rgba(0, 0, 0, 0.06);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --present: #0f7b3b;
  --sick: #af2f2f;
  --permit: #a36a00;
  --leave: #6f4bb7;
  --late: #985f00;
  --duty: #1f5d8f;
  --study: #27636a;
  --absent: #111114;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 32rem),
    linear-gradient(145deg, #f9f9fb 0%, #ededf1 100%);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.hidden {
  display: none !important;
}

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.auth-card {
  width: min(100%, 430px);
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  animation: riseIn 420ms ease both;
}

.logo-orb,
.header-logo {
  display: grid;
  place-items: center;
  overflow: hidden;
  background: linear-gradient(145deg, #ffffff, #ececf0);
  border: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 10px 26px rgba(0, 0, 0, 0.08);
}

.logo-orb {
  width: 82px;
  height: 82px;
  margin-bottom: 18px;
  border-radius: 24px;
}

.header-logo {
  width: 58px;
  height: 58px;
  flex: 0 0 auto;
  border-radius: 18px;
}

.logo-orb img,
.header-logo img {
  width: 80%;
  height: 80%;
  object-fit: contain;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: clamp(2rem, 8vw, 3.2rem);
  letter-spacing: -0.06em;
  line-height: 0.96;
}

h2 {
  margin-bottom: 8px;
  font-size: clamp(1.65rem, 6vw, 2.4rem);
  letter-spacing: -0.045em;
  line-height: 1;
}

h3 {
  margin-bottom: 4px;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.auth-copy,
.muted,
.header-meta,
.employee-main p,
.history-card p {
  color: var(--muted);
}

.auth-copy {
  margin-bottom: 24px;
  line-height: 1.55;
}

.login-form,
.date-stack,
.search-wrap {
  display: grid;
  gap: 8px;
}

label {
  color: #3a3a3c;
  font-size: 0.83rem;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 50px;
  padding: 0 15px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.9);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

input:focus,
select:focus {
  border-color: #8e8e93;
  box-shadow: 0 0 0 4px rgba(142, 142, 147, 0.16);
}

.primary-btn,
.secondary-btn,
.ghost-btn,
.link-btn {
  min-height: 48px;
  border: 0;
  border-radius: 16px;
  font-weight: 800;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.primary-btn {
  color: #fff;
  background: #111114;
  box-shadow: 0 14px 26px rgba(17, 17, 20, 0.22);
}

.secondary-btn {
  color: #111114;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--soft-shadow);
}

.ghost-btn {
  min-height: 40px;
  padding: 0 14px;
  color: #111114;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.64);
}

.link-btn {
  min-height: 34px;
  padding: 0;
  color: var(--muted);
  background: transparent;
  box-shadow: none;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.danger {
  color: #a92222;
}

.primary-btn:hover,
.secondary-btn:hover,
.ghost-btn:hover,
.link-btn:hover,
.status-btn:hover {
  transform: translateY(-1px);
}

.hint {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.form-error {
  min-height: 1.25rem;
  margin: 2px 0 0;
  color: #b42318;
  font-size: 0.9rem;
  font-weight: 700;
}

.app-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 18px 14px 48px;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  gap: 14px;
  padding: 16px 0 14px;
  background: linear-gradient(180deg, rgba(245, 245, 247, 0.96), rgba(245, 245, 247, 0.78));
  backdrop-filter: blur(18px);
}

.brand-block,
.header-actions,
.section-heading,
.card-title-row,
.employee-main,
.history-card {
  display: flex;
  align-items: center;
}

.brand-block {
  gap: 12px;
}

.brand-block h1 {
  margin-bottom: 4px;
  font-size: clamp(1.45rem, 5vw, 2.15rem);
}

.header-meta {
  margin-bottom: 0;
  font-size: 0.88rem;
}

.header-actions {
  gap: 8px;
  flex-wrap: wrap;
}

.tab-bar {
  position: sticky;
  top: 105px;
  z-index: 9;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 16px;
  padding: 7px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--soft-shadow);
  backdrop-filter: blur(20px);
}

.tab-btn {
  min-height: 44px;
  padding: 0 8px;
  color: var(--muted);
  border: 0;
  border-radius: 14px;
  background: transparent;
  font-size: 0.82rem;
  font-weight: 850;
}

.tab-btn.active {
  color: var(--ink);
  background: #fff;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
}

main {
  display: grid;
  gap: 16px;
}

.view-panel {
  animation: fadeIn 240ms ease both;
}

.panel-card,
.filter-card,
.employee-card,
.table-card,
.history-card {
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--soft-shadow);
}

.panel-card,
.filter-card,
.employee-card,
.history-card {
  padding: 18px;
}

.hero-card,
.section-heading {
  justify-content: space-between;
  gap: 18px;
}

.date-stack {
  min-width: 190px;
}

.date-stack.compact {
  min-width: 180px;
}

.quick-actions,
.export-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 12px 0 16px;
}

.sticky-actions {
  position: sticky;
  top: 172px;
  z-index: 8;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.summary-card {
  min-height: 86px;
  padding: 15px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--soft-shadow);
}

.summary-card span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.summary-card strong {
  display: block;
  margin-top: 8px;
  font-size: 2rem;
  letter-spacing: -0.06em;
}

.summary-card.present strong {
  color: var(--present);
}

.summary-card.sick strong {
  color: var(--sick);
}

.summary-card.permit strong {
  color: var(--permit);
}

.summary-card.leave strong {
  color: var(--leave);
}

.summary-card.late strong {
  color: var(--late);
}

.summary-card.duty strong {
  color: var(--duty);
}

.summary-card.study strong {
  color: var(--study);
}

.summary-card.absent strong {
  color: var(--absent);
}

.filter-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.employee-list,
.history-list,
.status-list {
  display: grid;
  gap: 12px;
}

.employee-card {
  animation: none;
}

.employee-main {
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.employee-main p {
  margin-bottom: 0;
  font-size: 0.86rem;
}

.status-badge,
.pill {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  white-space: nowrap;
  font-size: 0.78rem;
  font-weight: 850;
}

.status-badge.present {
  color: var(--present);
  background: rgba(15, 123, 59, 0.1);
}

.status-badge.sick {
  color: var(--sick);
  background: rgba(175, 47, 47, 0.1);
}

.status-badge.permit,
.status-badge.late {
  color: var(--permit);
  background: rgba(163, 106, 0, 0.12);
}

.status-badge.leave {
  color: var(--leave);
  background: rgba(111, 75, 183, 0.1);
}

.status-badge.duty {
  color: var(--duty);
  background: rgba(31, 93, 143, 0.1);
}

.status-badge.study {
  color: var(--study);
  background: rgba(39, 99, 106, 0.1);
}

.status-badge.neutral {
  color: var(--muted);
  background: #f2f2f7;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.status-btn {
  min-height: 48px;
  padding: 0 10px;
  color: #3a3a3c;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  font-size: 0.86rem;
  font-weight: 850;
  transition: background-color 80ms ease, color 80ms ease, border-color 80ms ease;
}

.status-btn.active {
  color: #fff;
  border-color: transparent;
  box-shadow: none;
}

.status-btn.present.active {
  background: var(--present);
}

.status-btn.sick.active {
  background: var(--sick);
}

.status-btn.permit.active {
  background: var(--permit);
}

.status-btn.leave.active {
  background: var(--leave);
}

.status-btn.late.active {
  background: var(--late);
}

.status-btn.duty.active {
  background: var(--duty);
}

.status-btn.study.active {
  background: var(--study);
}

.card-title-row,
.history-card {
  justify-content: space-between;
  gap: 12px;
}

.pill {
  color: var(--muted);
  background: #f2f2f7;
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface-strong);
}

.status-row span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.82rem;
}

.table-card {
  overflow: hidden;
}

.table-scroll {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 880px;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 13px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 0.88rem;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: #3a3a3c;
  background: #f7f7fa;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.history-card h3 {
  margin-bottom: 6px;
}

.history-card p {
  margin-bottom: 10px;
  font-size: 0.88rem;
}

.mini-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.mini-summary span {
  padding: 6px 9px;
  border-radius: 999px;
  color: #3a3a3c;
  background: #f2f2f7;
  font-size: 0.76rem;
  font-weight: 800;
}

.empty-state {
  padding: 18px;
  border: 1px dashed var(--silver);
  border-radius: 18px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.66);
  text-align: center;
}

.toast {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 20;
  max-width: min(360px, calc(100% - 32px));
  padding: 14px 16px;
  color: #fff;
  border-radius: 16px;
  background: rgba(17, 17, 20, 0.94);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: 200ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (min-width: 680px) {
  .app-shell {
    padding: 24px 24px 60px;
  }

  .app-header {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .quick-actions,
  .export-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
  }

  .quick-actions .primary-btn,
  .quick-actions .secondary-btn,
  .export-actions .secondary-btn {
    min-width: 170px;
    padding: 0 18px;
  }

  .summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .filter-card {
    grid-template-columns: 1fr 240px;
    align-items: end;
  }

  .status-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .summary-grid {
    grid-template-columns: repeat(9, minmax(0, 1fr));
  }

  .summary-card {
    min-height: 98px;
  }

  .employee-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 420px) {
  .auth-card {
    padding: 24px;
  }

  .tab-bar {
    top: 138px;
  }

  .tab-btn {
    font-size: 0.72rem;
  }

  .hero-card,
  .section-heading,
  .card-title-row,
  .employee-main,
  .history-card {
    align-items: stretch;
    flex-direction: column;
  }

  .date-stack {
    min-width: 100%;
  }
}

@media (max-width: 768px) {
  .auth-screen {
    padding: 4px;
  }

  .auth-card {
    padding: 8px;
    border-radius: 8px;
  }

  .logo-orb {
    width: 56px;
    height: 56px;
    margin-bottom: 10px;
    border-radius: 14px;
  }

  .app-shell {
    padding: 2px 2px 6px;
  }

  .app-header {
    gap: 2px;
    padding: 2px 0;
  }

  .brand-block {
    gap: 8px;
  }

  .header-logo {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }

  .brand-block h1 {
    font-size: 1.05rem;
    line-height: 1.15;
  }

  .header-meta {
    font-size: 0.74rem;
    line-height: 1.2;
  }

  .tab-bar {
    top: 66px;
    gap: 2px;
    margin-bottom: 4px;
    padding: 2px;
    border-radius: 6px;
    box-shadow: none;
  }

  .tab-btn {
    min-height: 26px;
    padding: 0 2px;
    border-radius: 6px;
    font-size: 0.68rem;
    line-height: 1.15;
  }

  main {
    gap: 4px;
  }

  .panel-card,
  .filter-card,
  .employee-card,
  .history-card {
    padding: 6px;
    border-radius: 6px;
    box-shadow: none;
  }

  .hero-card,
  .section-heading {
    gap: 4px;
  }

  h2 {
    margin-bottom: 4px;
    font-size: 1.05rem;
    line-height: 1.2;
  }

  h3 {
    margin-bottom: 2px;
    font-size: 0.88rem;
    line-height: 1.2;
  }

  .muted,
  .employee-main p,
  .history-card p {
    font-size: 0.74rem;
    line-height: 1.25;
  }

  .quick-actions,
  .export-actions {
    gap: 3px;
    margin: 4px 0;
  }

  .sticky-actions {
    top: 110px;
  }

  label {
    font-size: 0.72rem;
    line-height: 1.2;
  }

  input,
  select {
    min-height: 28px;
    padding: 0 7px;
    border-radius: 6px;
    font-size: 0.8rem;
    line-height: 1.2;
  }

  .primary-btn,
  .secondary-btn {
    min-height: 28px;
    border-radius: 6px;
    font-size: 0.76rem;
    line-height: 1.2;
    box-shadow: none;
  }

  .ghost-btn {
    min-height: 26px;
    padding: 0 7px;
    border-radius: 6px;
    font-size: 0.72rem;
    line-height: 1.2;
  }

  .summary-grid {
    gap: 3px;
    margin-bottom: 4px;
  }

  .summary-card {
    min-height: 46px;
    padding: 5px;
    border-radius: 6px;
    box-shadow: none;
  }

  .summary-card span {
    font-size: 0.66rem;
  }

  .summary-card strong {
    margin-top: 2px;
    font-size: 1rem;
    line-height: 1.05;
  }

  .filter-card {
    gap: 4px;
    margin-bottom: 4px;
  }

  .employee-list,
  .history-list,
  .status-list {
    gap: 4px;
  }

  .employee-main {
    gap: 4px;
    margin-bottom: 4px;
  }

  .status-badge,
  .pill {
    min-height: 18px;
    padding: 0 5px;
    font-size: 0.68rem;
    line-height: 1.15;
  }

  .status-grid {
    gap: 3px;
  }

  .status-btn {
    min-height: 26px;
    padding: 0 4px;
    border-radius: 6px;
    font-size: 0.68rem;
    line-height: 1.15;
  }

  .status-row {
    gap: 4px;
    padding: 5px;
    border-radius: 6px;
  }

  .status-row span {
    margin-top: 2px;
    font-size: 0.72rem;
    line-height: 1.2;
  }

  th,
  td {
    padding: 4px 4px;
    font-size: 0.7rem;
    line-height: 1.2;
  }

  th {
    font-size: 0.66rem;
  }

  .empty-state {
    padding: 10px;
    border-radius: 10px;
    font-size: 0.76rem;
    line-height: 1.25;
  }

  .toast {
    right: 8px;
    bottom: 8px;
    padding: 9px 10px;
    border-radius: 10px;
    font-size: 0.8rem;
    line-height: 1.25;
  }
}