/* ============================================================
   TIMBRATURE — Complete App Stylesheet
   Mobile-first, modern, production-quality
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Brand */
  --color-primary:        #1b7a4a;
  --color-primary-dark:   #145a36;
  --color-primary-light:  #e4f5ec;
  --color-primary-rgb:    27, 122, 74;

  /* Semantic */
  --color-success:        #2e9e5e;
  --color-success-light:  #e4f5ec;
  --color-success-rgb:    46, 158, 94;

  --color-danger:         #d63031;
  --color-danger-light:   #fce8e6;
  --color-danger-rgb:     214, 48, 49;

  --color-warning:        #c17829;
  --color-warning-light:  #fef3e4;
  --color-warning-rgb:    193, 120, 41;

  --color-info:           #1b7a4a;
  --color-info-light:     #e4f5ec;

  /* Neutral palette */
  --color-gray-50:        #f4f8f6;
  --color-gray-100:       #e8f0ec;
  --color-gray-200:       #d4e0da;
  --color-gray-300:       #c0cec6;
  --color-gray-400:       #9aaea2;
  --color-gray-500:       #7a8a82;
  --color-gray-600:       #5a6a62;
  --color-gray-700:       #4a5a52;
  --color-gray-800:       #3c4843;
  --color-gray-900:       #2c2c2c;

  /* Backgrounds */
  --bg-body:              #f6faf8;
  --bg-card:              #ffffff;
  --bg-overlay:           rgba(32, 33, 36, 0.6);

  /* Text */
  --text-primary:         #2c2c2c;
  --text-secondary:       #4a5a52;
  --text-muted:           #7a8a82;
  --text-inverse:         #ffffff;

  /* Borders */
  --border-color:         #c0cec6;
  --border-focus:         #1b7a4a;
  --border-radius-sm:     8px;
  --border-radius-md:     12px;
  --border-radius-lg:     16px;
  --border-radius-xl:     24px;
  --border-radius-full:   9999px;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.06);
  --shadow-sm:  0 1px 4px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 12px rgba(0,0,0,.10), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:  0 8px 24px rgba(0,0,0,.12), 0 4px 8px rgba(0,0,0,.06);
  --shadow-xl:  0 16px 48px rgba(0,0,0,.14), 0 8px 16px rgba(0,0,0,.06);

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-size-xs:   11px;
  --font-size-sm:   13px;
  --font-size-base: 15px;
  --font-size-md:   17px;
  --font-size-lg:   20px;
  --font-size-xl:   24px;
  --font-size-2xl:  30px;
  --font-size-3xl:  38px;
  --line-height:    1.5;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   200ms ease;
  --transition-slow:   300ms ease;
  --transition-bounce: 400ms cubic-bezier(.34,1.56,.64,1);

  /* Layout */
  --max-width: 520px;
  --tab-bar-height: 64px;
  --header-height: 56px;
}

/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--text-primary);
  background-color: var(--bg-body);
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover { text-decoration: underline; }

ul { list-style: none; }

/* ── Login Page Layout ──────────────────────────────────────── */
.login-body {
  background: linear-gradient(160deg, #eef1eb 0%, #f7f4ed 40%, #fdfcf9 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: var(--space-5) var(--space-4);
}

.login-container {
  width: 100%;
  max-width: var(--max-width);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  padding-top: var(--space-4);
}

/* Brand / Logo */
.login-brand {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  animation: slideDown var(--transition-slow) ease both;
}

.login-logo {
  width: 80px;
  height: 80px;
  background: var(--color-primary);
  border-radius: var(--border-radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 8px 32px rgba(var(--color-primary-rgb), .35);
  margin-bottom: var(--space-2);
  position: relative;
}

.login-logo::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: calc(var(--border-radius-xl) + 3px);
  background: linear-gradient(135deg, rgba(255,255,255,.4), transparent);
  pointer-events: none;
}

.login-logo__icon {
  width: 44px;
  height: 44px;
  color: #fff;
}

.login-brand__name {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.1;
}

.login-brand__tagline {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: 400;
  letter-spacing: .01em;
}

/* Login Card */
.login-card {
  background: var(--bg-card);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  animation: slideUp var(--transition-slow) ease both .08s;
  border: 1px solid rgba(255,255,255,.8);
}

.login-card__body {
  padding: var(--space-8) var(--space-8);
}

.login-card__header-icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary-light);
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.login-card__header-icon svg {
  width: 28px;
  height: 28px;
}

.login-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
  letter-spacing: -0.01em;
}

.login-card__subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: calc(-1 * var(--space-3));
  margin-bottom: var(--space-5);
  line-height: 1.55;
}

.login-footer {
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  padding-bottom: var(--space-4);
  animation: fadeIn var(--transition-slow) ease both .2s;
}

/* ── Form Elements ──────────────────────────────────────────── */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
  letter-spacing: .01em;
}

.form-label__icon {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  opacity: .7;
}

.input-wrapper {
  position: relative;
}

.form-control {
  width: 100%;
  height: 52px;
  padding: 0 var(--space-4);
  background: var(--color-gray-50);
  border: 1.5px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-control:focus {
  background: var(--bg-card);
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), .12);
}

.form-control:disabled {
  opacity: .6;
  cursor: not-allowed;
}

.form-control--error {
  border-color: var(--color-danger);
  background: var(--color-danger-light);
}

.form-control--error:focus {
  box-shadow: 0 0 0 4px rgba(var(--color-danger-rgb), .12);
}

.input-wrapper--password .form-control {
  padding-right: 52px;
}

.password-toggle {
  position: absolute;
  right: 0;
  top: 0;
  height: 52px;
  width: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-500);
  transition: color var(--transition-fast);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

.password-toggle:hover { color: var(--color-primary); }

.password-toggle svg {
  width: 18px;
  height: 18px;
}

/* Password Strength */
.password-strength {
  margin-top: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.password-strength__bar {
  flex: 1;
  height: 4px;
  background: var(--color-gray-200);
  border-radius: var(--border-radius-full);
  overflow: hidden;
}

.password-strength__fill {
  height: 100%;
  width: 0;
  border-radius: var(--border-radius-full);
  transition: width var(--transition-slow), background var(--transition-slow);
}

.password-strength__fill[data-strength="1"] { width: 25%; background: var(--color-danger); }
.password-strength__fill[data-strength="2"] { width: 50%; background: var(--color-warning); }
.password-strength__fill[data-strength="3"] { width: 75%; background: #fbbc04; }
.password-strength__fill[data-strength="4"] { width: 100%; background: var(--color-success); }

.password-strength__label {
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--text-secondary);
  min-width: 60px;
  text-align: right;
}

/* Field hint / error */
.form-hint {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 44px;
  padding: 0 var(--space-5);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  letter-spacing: .01em;
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
  -webkit-user-select: none;
}

.btn:active { transform: scale(.98); }

.btn--full { width: 100%; }

.btn--lg {
  height: 56px;
  font-size: var(--font-size-md);
  border-radius: var(--border-radius-lg);
}

.btn--sm {
  height: 36px;
  font-size: var(--font-size-sm);
  padding: 0 var(--space-4);
}

/* Primary */
.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), .35);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 4px 16px rgba(var(--color-primary-rgb), .45);
}

.btn--primary:active {
  background: var(--color-primary-dark);
  box-shadow: 0 1px 4px rgba(var(--color-primary-rgb), .3);
}

/* Success */
.btn--success {
  background: var(--color-success);
  color: #fff;
  box-shadow: 0 2px 8px rgba(var(--color-success-rgb), .35);
}

.btn--success:hover {
  background: #4a7230;
  box-shadow: 0 4px 16px rgba(var(--color-success-rgb), .45);
}

/* Danger */
.btn--danger {
  background: var(--color-danger);
  color: #fff;
  box-shadow: 0 2px 8px rgba(var(--color-danger-rgb), .25);
}

.btn--danger:hover {
  background: #a0301f;
  box-shadow: 0 4px 16px rgba(var(--color-danger-rgb), .35);
}

/* Ghost */
.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--border-color);
}

.btn--ghost:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

/* Icon button */
.btn--icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--border-radius-md);
  flex-shrink: 0;
}

.btn--icon svg { width: 20px; height: 20px; }

/* Disabled */
.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: .55;
  cursor: not-allowed;
  pointer-events: none;
}

/* Loading state */
.btn--loading .btn__text { opacity: 0; }
.btn--loading .btn__spinner { display: flex !important; position: absolute; }

.btn__spinner {
  display: none;
  align-items: center;
  justify-content: center;
}

/* Spinner */
.spinner {
  width: 22px;
  height: 22px;
  animation: spin .7s linear infinite;
}

/* ── Alerts ─────────────────────────────────────────────────── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-5);
  line-height: 1.5;
  animation: slideDown var(--transition-base) ease both;
}

.alert[hidden] {
  display: none;
}

.alert__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

.alert--danger {
  background: var(--color-danger-light);
  color: var(--color-danger);
  border: 1px solid rgba(var(--color-danger-rgb), .2);
}

.alert--success {
  background: var(--color-success-light);
  color: var(--color-success);
  border: 1px solid rgba(var(--color-success-rgb), .2);
}

.alert--warning {
  background: var(--color-warning-light);
  color: #8a6100;
  border: 1px solid rgba(var(--color-warning-rgb), .25);
}

.alert--info {
  background: var(--color-info-light);
  color: var(--color-primary);
  border: 1px solid rgba(var(--color-primary-rgb), .2);
}

/* ── Toast Notifications ────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: calc(var(--tab-bar-height) + var(--space-4));
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column-reverse;
  gap: var(--space-2);
  width: min(calc(100% - var(--space-8)), var(--max-width));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-gray-900);
  color: #fff;
  border-radius: var(--border-radius-lg);
  font-size: var(--font-size-sm);
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: toastIn var(--transition-slow) var(--transition-bounce) both;
  min-width: 220px;
}

.toast--success { background: var(--color-success); }
.toast--danger  { background: var(--color-danger); }
.toast--warning { background: #8a6100; }

.toast__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.toast--out {
  animation: toastOut var(--transition-base) ease forwards;
}

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
}

.card__header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.card__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -.01em;
}

.card__body {
  padding: var(--space-5);
}

.card__footer {
  padding: var(--space-3) var(--space-5);
  border-top: 1px solid var(--color-gray-100);
  background: var(--color-gray-50);
}

/* ── App Shell Layout ───────────────────────────────────────── */
.app-body {
  background: var(--bg-body);
  padding-bottom: var(--tab-bar-height);
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: var(--bg-card);
  border-bottom: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  padding: 0 var(--space-5);
  gap: var(--space-3);
  box-shadow: var(--shadow-xs);
}

.app-header__logo {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.app-header__logo svg { width: 20px; height: 20px; }

.app-header__title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -.01em;
  flex: 1;
}

.app-header__subtitle {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  display: block;
  font-weight: 400;
}

.app-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}

/* Page Content */
.page-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* ── Bottom Tab Bar ─────────────────────────────────────────── */
.tab-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--tab-bar-height);
  background: var(--bg-card);
  border-top: 1px solid var(--color-gray-200);
  display: flex;
  align-items: stretch;
  z-index: 200;
  box-shadow: 0 -2px 12px rgba(0,0,0,.06);
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.tab-bar__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--color-gray-500);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .02em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  padding: var(--space-2) var(--space-1);
  position: relative;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.tab-bar__item svg {
  width: 22px;
  height: 22px;
  transition: transform var(--transition-bounce);
}

.tab-bar__item span { line-height: 1; }

.tab-bar__item--active {
  color: var(--color-primary);
}

.tab-bar__item--active svg {
  transform: scale(1.1);
}

.tab-bar__item--active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
}

.tab-bar__badge {
  position: absolute;
  top: 6px;
  right: calc(50% - 20px);
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: var(--color-danger);
  color: #fff;
  border-radius: var(--border-radius-full);
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ── Status Indicators ──────────────────────────────────────── */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot--success { background: var(--color-success); box-shadow: 0 0 0 3px rgba(var(--color-success-rgb),.2); }
.status-dot--danger  { background: var(--color-danger);  box-shadow: 0 0 0 3px rgba(var(--color-danger-rgb),.2); }
.status-dot--warning { background: var(--color-warning); box-shadow: 0 0 0 3px rgba(var(--color-warning-rgb),.2); }
.status-dot--neutral { background: var(--color-gray-400); }

/* ── Badges ─────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.4;
}

.badge--primary { background: var(--color-primary-light); color: var(--color-primary); }
.badge--success { background: var(--color-success-light); color: var(--color-success); }
.badge--danger  { background: var(--color-danger-light);  color: var(--color-danger); }
.badge--warning { background: var(--color-warning-light); color: #7a5100; }
.badge--neutral { background: var(--color-gray-100);      color: var(--color-gray-700); }

/* ── Tables ─────────────────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--border-radius-md);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.table th {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  background: var(--color-gray-50);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: var(--font-size-xs);
  letter-spacing: .04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-gray-200);
  white-space: nowrap;
}

.table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-gray-100);
  color: var(--text-primary);
  vertical-align: middle;
}

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

.table tbody tr {
  transition: background var(--transition-fast);
}

.table tbody tr:hover {
  background: var(--color-gray-50);
}

/* ── Modal ──────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: 500;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0;
  animation: fadeIn var(--transition-base) ease both;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

@media (min-width: 480px) {
  .modal-overlay {
    align-items: center;
    padding: var(--space-5);
  }
}

.modal {
  background: var(--bg-card);
  border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
  width: 100%;
  max-width: var(--max-width);
  max-height: 92dvh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  animation: slideUp var(--transition-slow) var(--transition-bounce) both;
  box-shadow: var(--shadow-xl);
}

@media (min-width: 480px) {
  .modal {
    border-radius: var(--border-radius-xl);
    max-height: 90dvh;
  }
}

.modal__handle {
  width: 40px;
  height: 4px;
  background: var(--color-gray-300);
  border-radius: var(--border-radius-full);
  margin: var(--space-3) auto var(--space-2);
}

@media (min-width: 480px) {
  .modal__handle { display: none; }
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-gray-100);
  gap: var(--space-3);
}

.modal__title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -.01em;
}

.modal__close {
  width: 36px;
  height: 36px;
  border-radius: var(--border-radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: background var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}

.modal__close:hover {
  background: var(--color-gray-100);
  color: var(--text-primary);
}

.modal__close svg { width: 20px; height: 20px; }

.modal__body {
  padding: var(--space-5);
}

.modal__footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-gray-100);
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* ── List Items ─────────────────────────────────────────────── */
.list-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-gray-100);
  cursor: pointer;
  transition: background var(--transition-fast);
  -webkit-tap-highlight-color: transparent;
}

.list-item:last-child { border-bottom: none; }
.list-item:hover { background: var(--color-gray-50); }
.list-item:active { background: var(--color-gray-100); }

.list-item__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
}

.list-item__content { flex: 1; min-width: 0; }
.list-item__title {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.list-item__subtitle {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  margin-top: 2px;
}

.list-item__meta {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  flex-shrink: 0;
  text-align: right;
}

.list-item__chevron {
  color: var(--color-gray-400);
  flex-shrink: 0;
}

.list-item__chevron svg { width: 16px; height: 16px; }

/* ── Stat Cards ─────────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--border-radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.stat-card__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2);
  font-size: 18px;
}

.stat-card__value {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -.02em;
  line-height: 1;
}

.stat-card__label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: 500;
}

/* Color variants for stat icons */
.bg-primary-light { background: var(--color-primary-light); color: var(--color-primary); }
.bg-success-light { background: var(--color-success-light); color: var(--color-success); }
.bg-danger-light  { background: var(--color-danger-light);  color: var(--color-danger); }
.bg-warning-light { background: var(--color-warning-light); color: var(--color-warning); }

/* ── Section Heading ────────────────────────────────────────── */
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.section-heading__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -.01em;
}

.section-heading__action {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 500;
}

/* ── Divider ────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--color-gray-200);
  margin: var(--space-4) 0;
}

/* ── Empty State ────────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-8);
  text-align: center;
  gap: var(--space-3);
}

.empty-state__icon {
  font-size: 48px;
  opacity: .4;
  line-height: 1;
}

.empty-state__title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-secondary);
}

.empty-state__text {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 260px;
}

/* ── Loading Skeleton ───────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--color-gray-100) 25%, var(--color-gray-200) 50%, var(--color-gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease infinite;
  border-radius: var(--border-radius-sm);
}

.skeleton--text  { height: 16px; width: 80%; }
.skeleton--title { height: 22px; width: 55%; }
.skeleton--block { height: 56px; width: 100%; border-radius: var(--border-radius-md); }

/* ── Avatar ─────────────────────────────────────────────────── */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: .04em;
  flex-shrink: 0;
  user-select: none;
}

.avatar--lg {
  width: 56px;
  height: 56px;
  font-size: var(--font-size-base);
}

/* ── Select ─────────────────────────────────────────────────── */
.form-select {
  width: 100%;
  height: 52px;
  padding: 0 var(--space-10) 0 var(--space-4);
  background: var(--color-gray-50);
  border: 1.5px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 20 20' fill='%239aa0a6'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), .12);
  background-color: var(--bg-card);
}

/* ── Textarea ───────────────────────────────────────────────── */
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-gray-50);
  border: 1.5px solid var(--border-color);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  resize: vertical;
  min-height: 100px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  line-height: var(--line-height);
}

.form-textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), .12);
  background-color: var(--bg-card);
}

/* ── Date/Time display ──────────────────────────────────────── */
.time-display {
  text-align: center;
}

.time-display__time {
  font-size: 56px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.time-display__date {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--space-2);
  font-weight: 400;
}

/* ── Clock-in/out big button ────────────────────────────────── */
.checkin-btn {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin: 0 auto;
  font-size: var(--font-size-base);
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  border: none;
  transition: transform var(--transition-bounce), box-shadow var(--transition-base);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.checkin-btn--in {
  background: linear-gradient(145deg, #6aaa46, var(--color-success));
  box-shadow: 0 8px 32px rgba(var(--color-success-rgb), .45),
              0 2px 8px rgba(var(--color-success-rgb), .3),
              inset 0 1px 0 rgba(255,255,255,.2);
}

.checkin-btn--out {
  background: linear-gradient(145deg, #e05245, var(--color-danger));
  box-shadow: 0 8px 32px rgba(var(--color-danger-rgb), .45),
              0 2px 8px rgba(var(--color-danger-rgb), .3),
              inset 0 1px 0 rgba(255,255,255,.2);
}

.checkin-btn:hover { transform: scale(1.04); }

.checkin-btn:active {
  transform: scale(.96);
}

.checkin-btn svg {
  width: 40px;
  height: 40px;
}

/* ── Search Input ───────────────────────────────────────────── */
.search-wrapper {
  position: relative;
}

.search-wrapper .search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-gray-500);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 44px;
  padding: 0 var(--space-4) 0 calc(var(--space-4) + 18px + var(--space-3));
  background: var(--color-gray-100);
  border: 1.5px solid transparent;
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
  background: var(--bg-card);
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), .12);
}

.search-input::placeholder { color: var(--text-muted); }

/* ── Filter Pills ───────────────────────────────────────────── */
.filter-pills {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 2px;
}

.filter-pills::-webkit-scrollbar { display: none; }

.filter-pill {
  flex-shrink: 0;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
  height: 36px;
  display: flex;
  align-items: center;
}

.filter-pill:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-pill--active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ── Utility Classes ────────────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-muted  { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-primary-color { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-danger  { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.text-lg { font-size: var(--font-size-lg); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }

.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }

.rounded { border-radius: var(--border-radius-md); }
.rounded-full { border-radius: var(--border-radius-full); }

.w-full { width: 100%; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ── Animations ─────────────────────────────────────────────── */
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(20px) scale(.95); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to   { opacity: 0; transform: translateY(10px) scale(.95); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .5; }
}

.animate-pulse { animation: pulse 2s cubic-bezier(.4,0,.6,1) infinite; }

/* ── Focus-visible ring ─────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ── Responsive adjustments ─────────────────────────────────── */
@media (max-width: 360px) {
  .login-card__body { padding: var(--space-6) var(--space-5); }
  .time-display__time { font-size: 44px; }
  .checkin-btn { width: 120px; height: 120px; }
}

@media (min-width: 480px) {
  :root { --max-width: 600px; }
  .login-card__body { padding: var(--space-10); }
}

/* Scrollbar styling */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-gray-300); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-gray-400); }