:root {
  --color-primary: #3454d1;
  --color-primary-dark: #1f3a9e;
  --color-primary-tint: #eef1fe;
  --color-ink: #14172b;
  --color-muted: #6b7280;
  --color-bg: #eef0f7;
  --color-surface: #ffffff;
  --color-border: #e6e8f2;
  --color-success: #12966b;
  --color-success-tint: #e6f6ef;
  --color-danger: #dd4b3e;
  --color-danger-tint: #fdece9;
  --color-pending: #5b6479;
  --color-pending-tint: #edeef3;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 2px 10px rgba(20, 23, 43, 0.06), 0 1px 2px rgba(20, 23, 43, 0.05);
  --shadow-float: 0 10px 30px rgba(31, 58, 158, 0.16);
  --font-display: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

/* Author rules with an explicit `display` (e.g. `.list { display: flex }`)
   otherwise beat the browser's default `[hidden] { display: none }`, since
   both have equal specificity and author styles win over UA styles
   regardless of source order. */
[hidden] {
  display: none !important;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  margin: 0;
  padding: 32px 16px;
  color: var(--color-ink);
  -webkit-font-smoothing: antialiased;
}

.shell {
  max-width: 440px;
  margin: 0 auto;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  overflow: hidden;
}

.shell-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 28px 26px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.shell-header .brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  flex-shrink: 0;
}

.shell-header h1 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  margin: 0;
  letter-spacing: -0.01em;
}

.shell-header .eyebrow {
  font-size: 12px;
  font-weight: 500;
  opacity: 0.78;
  margin: 2px 0 0;
}

.shell-body {
  padding: 24px 26px 30px;
}

.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-sm);
  border: none;
  padding: 10px 18px;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 6px 16px rgba(52, 84, 209, 0.32);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-block {
  width: 100%;
  display: block;
  text-align: center;
  padding: 13px 18px;
  font-size: 15px;
}

.btn-ghost {
  background: transparent;
  color: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.4);
  font-size: 12px;
  padding: 7px 14px;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-outline {
  background: #fff;
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-muted);
}

.btn-danger-outline {
  background: #fff;
  color: var(--color-danger);
  border: 1px solid #f2c6c0;
}

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

.btn-sm {
  font-size: 12.5px;
  padding: 7px 13px;
}

/* Segmented tab control (login page) */
.segmented {
  display: flex;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 22px;
}

.segment {
  flex: 1;
  border: none;
  background: transparent;
  padding: 9px 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13.5px;
  color: var(--color-muted);
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.segment.active {
  background: var(--color-surface);
  color: var(--color-primary);
  box-shadow: 0 1px 4px rgba(20, 23, 43, 0.1);
}

/* Form fields */
.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-ink);
  background: #fbfbfe;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

.field textarea {
  resize: vertical;
  min-height: 56px;
  font-family: var(--font-body);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-tint);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-error {
  color: var(--color-danger);
  font-size: 13px;
  min-height: 16px;
  margin: 10px 0 0;
}

/* Section headings */
.section-title {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin: 0 0 12px;
}

section + section {
  margin-top: 30px;
}

/* Balance stat cards */
.stat-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin: 0 -26px;
  padding-left: 26px;
  padding-right: 26px;
}

.stat-scroll::-webkit-scrollbar {
  height: 0;
}

.stat-card {
  flex: 0 0 auto;
  min-width: 108px;
  background: var(--color-primary-tint);
  border-radius: var(--radius-md);
  padding: 14px 14px 12px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.1;
}

.stat-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-ink);
  margin-top: 4px;
}

.stat-sub {
  font-size: 11.5px;
  color: var(--color-muted);
  margin-top: 2px;
}

/* Leave-type chip selector */
.type-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.type-chip {
  position: relative;
}

.type-chip input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.type-chip span {
  display: block;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
  background: #fbfbfe;
  transition: all 0.12s ease;
}

.type-chip input:checked + span {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(52, 84, 209, 0.28);
}

.type-chip input:focus-visible + span {
  outline: 2px solid var(--color-primary-dark);
  outline-offset: 2px;
}

/* Attachment upload */
.upload-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.upload-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-tint);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px dashed #b9c4f2;
}

.upload-btn:hover {
  background: #e3e8fd;
}

.upload-name {
  font-size: 12.5px;
  color: var(--color-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Request / pending list cards */
.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.list-empty {
  font-size: 13.5px;
  color: var(--color-muted);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
}

.list-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.date-badge {
  flex: 0 0 auto;
  width: 46px;
  border-radius: 10px;
  text-align: center;
  color: #fff;
  padding: 6px 0;
  font-family: var(--font-display);
}

.date-badge .month {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  opacity: 0.85;
}

.date-badge .day {
  display: block;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.1;
}

.list-item-body {
  flex: 1;
  min-width: 0;
}

.list-item-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.list-item-meta {
  font-size: 12.5px;
  color: var(--color-muted);
  margin-top: 2px;
}

.list-item-foot {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.pill {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 4px 10px;
  border-radius: 999px;
}

.pill-approved {
  background: var(--color-success-tint);
  color: var(--color-success);
}

.pill-rejected {
  background: var(--color-danger-tint);
  color: var(--color-danger);
}

.pill-pending {
  background: var(--color-pending-tint);
  color: var(--color-pending);
}

.mc-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.mc-link:hover {
  text-decoration: underline;
}

.actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

/* Leave calendar */
.calendar-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 4px 2px 14px;
  font-size: 12px;
  color: var(--color-muted);
}

.calendar-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.calendar-scroll {
  max-height: 420px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.calendar-month-header {
  position: sticky;
  top: 0;
  background: var(--color-bg);
  padding: 8px 14px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 800;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--color-border);
}

.calendar-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  font-size: 13.5px;
}

.calendar-row:last-child {
  border-bottom: none;
}

.calendar-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.calendar-date {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-ink);
  min-width: 92px;
}

.calendar-name {
  color: var(--color-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 420px) {
  body {
    padding: 0;
  }

  .shell {
    border-radius: 0;
    box-shadow: none;
    min-height: 100vh;
  }

  .field-row {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}

:focus-visible {
  outline: 2px solid var(--color-primary-dark);
  outline-offset: 2px;
}