.nav-item,
.bottom-nav-item,
.button {
  min-height: 44px;
  border: 0;
  cursor: pointer;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  background: transparent;
  font-size: 0.95rem;
  font-weight: 400;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-item:hover {
  color: var(--text);
  background: var(--surface-muted);
}

.nav-icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  stroke-width: 2;
}

.nav-item.is-active {
  color: var(--text);
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
  font-weight: 700;
}

.nav-item.is-active .nav-icon {
  color: var(--brand-primary);
}

.nav-item.is-active::before {
  position: absolute;
  top: 50%;
  left: 0;
  width: 3px;
  height: 22px;
  border-radius: var(--radius-pill);
  background: var(--brand-primary);
  content: "";
  transform: translateY(-50%);
}

.nav-button {
  width: 100%;
  text-align: left;
}

.is-disabled,
.button:disabled {
  cursor: not-allowed;
}

.form-field.is-disabled {
  opacity: 0.55;
}

.form-field.is-disabled input {
  cursor: not-allowed;
}

.button:disabled {
  color: var(--text-muted);
  border-color: var(--border);
  background: var(--surface-muted);
  box-shadow: none;
  opacity: 0.72;
}

.button:disabled:hover {
  transform: none;
}

.bottom-nav-item {
  display: grid;
  gap: 3px;
  place-items: center;
  padding: 6px 4px;
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  background: transparent;
  font-size: 0.72rem;
  font-weight: 500;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.bottom-nav-item .nav-icon {
  width: 20px;
  height: 20px;
}

.bottom-nav-item:hover {
  color: var(--text);
}

.bottom-nav-item.is-active {
  color: var(--brand-primary);
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
}

.period-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-muted);
  background: var(--surface);
  font-size: 0.875rem;
  font-weight: 500;
}

.period-pill svg {
  width: 14px;
  height: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-field);
  font-weight: 700;
  white-space: nowrap;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease,
    box-shadow 0.15s ease,
    transform 0.15s ease;
}

.button svg {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  stroke-width: 2;
}

.button.full {
  width: 100%;
  min-height: 44px;
}

.button.primary {
  color: #ffffff;
  background: var(--brand-primary);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--brand-primary) 30%, transparent);
}

.button.primary:hover {
  background: color-mix(in srgb, var(--brand-primary) 85%, #1c1d21);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--brand-primary) 40%, transparent);
  transform: translateY(-1px);
}

.button.primary:active {
  box-shadow: 0 2px 6px color-mix(in srgb, var(--brand-primary) 30%, transparent);
  transform: translateY(0);
}

.button.secondary {
  color: var(--text);
  border-color: var(--border);
  background: var(--surface);
}

.button.secondary:hover {
  background: var(--surface-muted);
}

.button.secondary:active {
  background: color-mix(in srgb, var(--border) 45%, var(--surface));
  transform: translateY(0);
}

.eyebrow,
.card-label,
.muted,
.field-help {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-card,
.metric-card,
.panel-card,
.login-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.hero-card {
  position: relative;
  display: grid;
  min-height: 164px;
  align-items: end;
  overflow: hidden;
  padding: 24px;
  color: #ffffff;
  border: 0;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  box-shadow: 0 10px 30px color-mix(in srgb, var(--brand-primary) 30%, transparent);
}

.hero-card::before {
  position: absolute;
  top: -45px;
  right: -30px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgb(255 255 255 / 0.12);
  content: "";
}

.hero-card::after {
  position: absolute;
  right: 70px;
  bottom: -80px;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: rgb(255 255 255 / 0.08);
  content: "";
}

.hero-card > * {
  position: relative;
  z-index: 1;
}

.hero-card .card-label,
.hero-card .hero-copy {
  color: rgb(255 255 255 / 0.82);
}

.hero-amount,
.metric-value {
  margin: 8px 0;
  font-variant-numeric: tabular-nums;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.hero-amount {
  font-size: clamp(1.7rem, 1.7rem + 0vw, 2.2rem);
}

.metric-value {
  font-size: 1.55rem;
}

.metric-card,
.panel-card,
.login-card {
  padding: 20px;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.metric-card:hover {
  border-color: color-mix(in srgb, var(--brand-primary) 30%, var(--border));
  box-shadow: 0 2px 4px rgb(16 24 40 / 0.04), 0 10px 30px rgb(16 24 40 / 0.08);
}

.metric-card .card-label {
  font-size: 0.8rem;
  font-weight: 700;
}

.empty-chart {
  display: grid;
  min-height: 132px;
  place-items: center;
  margin: 16px 0 10px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  background:
    repeating-linear-gradient(
      135deg,
      transparent 0 9px,
      color-mix(in srgb, var(--brand-secondary) 18%, transparent) 9px 12px
    ),
    var(--surface-muted);
}

.messages {
  padding: 0 var(--space-page) 12px;
}

.message,
.form-errors,
.field-error {
  margin: 0;
  border-radius: var(--radius-lg);
  padding: 12px 14px;
}

.message.success {
  color: var(--income);
  background: color-mix(in srgb, var(--income) 12%, transparent);
}

.form-errors,
.field-error {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
}

.field-error {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  border-left: 4px solid var(--danger);
}

.field-error::before {
  flex-shrink: 0;
  display: inline-grid;
  place-items: center;
  width: 16px;
  height: 16px;
  margin-top: 1px;
  border-radius: 50%;
  background: var(--danger);
  color: #ffffff;
  content: "!";
  font-size: 0.7rem;
  font-weight: 900;
}

.form-errors {
  border-left: 4px solid var(--danger);
}

.form-errors ul {
  margin: 8px 0 0;
  padding-left: 20px;
}

.settings-form {
  display: grid;
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 700;
}

.required-tag {
  flex-shrink: 0;
  padding: 2px 9px;
  border: 1px solid color-mix(in srgb, var(--brand-primary) 35%, var(--border));
  border-radius: var(--radius-field);
  color: var(--brand-primary);
  background: color-mix(in srgb, var(--brand-primary) 8%, var(--surface));
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.form-field input,
.form-field select {
  width: 100%;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-field);
  color: var(--text);
  background: var(--surface);
  box-shadow: inset 0 1px 2px rgb(16 24 40 / 0.04);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.8;
}

.form-field input:hover,
.form-field select:hover {
  border-color: color-mix(in srgb, var(--text-muted) 35%, var(--border));
}

.form-field select {
  appearance: none;
  padding-right: 34px;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%237f8ea3' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 14px;
  cursor: pointer;
}

.input-group {
  position: relative;
}

.input-group input {
  padding-right: 36px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.input-group input::-webkit-outer-spin-button,
.input-group input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.input-addon {
  position: absolute;
  top: 50%;
  right: 12px;
  color: var(--text-muted);
  font-weight: 400;
  pointer-events: none;
  transform: translateY(-50%);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-primary) 18%, transparent);
}

.choice-group {
  display: grid;
  gap: 10px;
  margin: 16px 0;
  padding: 0;
  border: 0;
}

.choice-group legend {
  margin-bottom: 8px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.choice-group div {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.choice-group label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface);
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.choice-group label:hover {
  border-color: color-mix(in srgb, var(--brand-primary) 40%, var(--border));
}

.choice-group input:checked + span,
.choice-group label:has(input:checked) {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  background: color-mix(in srgb, var(--brand-primary) 8%, var(--surface));
  font-weight: 700;
}

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

.color-field input[type="color"] {
  padding: 4px;
}

.color-field input[type="color"]:focus {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-primary) 18%, transparent);
}

.appearance-preview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding: 14px;
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 4px;
}

.login-card {
  display: grid;
  width: min(100%, 420px);
  gap: 18px;
  padding: 28px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.login-card h1 {
  margin: 0;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.login-card .brand {
  padding: 0;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--brand-secondary) 70%, #ffffff);
  outline-offset: 3px;
}

@media (max-width: 767px) {
  .hero-card,
  .metric-card,
  .panel-card,
  .login-card {
    padding: 16px;
    border-radius: var(--radius-lg);
  }

  .hero-card {
    min-height: 150px;
    padding: 20px;
  }

  .color-grid,
  .appearance-preview,
  .form-actions {
    grid-template-columns: 1fr;
  }

  .appearance-preview,
  .form-actions {
    display: grid;
  }
}