* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--color-ground);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

::selection {
  background-color: var(--color-accent-subtle);
  color: var(--color-ink);
}

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

.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-surface-muted);
  padding: var(--space-4) var(--space-4);
  width: 100%;
}

.header-inner {
  max-width: 54rem;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.brand {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-ink);
  text-decoration: none;
}

.auth-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-ink-muted);
  flex-wrap: wrap;
}

.user-status {
  font-weight: 500;
  word-break: break-all;
  overflow-wrap: anywhere;
}

.main-content {
  flex: 1;
  max-width: 54rem;
  width: 100%;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.hero {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.hero h1 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  text-wrap: balance;
  word-break: break-word;
}

.hero p {
  color: var(--color-ink-muted);
  max-width: 48ch;
  text-wrap: pretty;
}

.capacity-banner {
  background-color: var(--color-surface-subtle);
  padding: var(--space-4);
  border-radius: var(--radius-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.capacity-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-ink);
}

.capacity-grid {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.capacity-item {
  font-size: var(--font-size-sm);
  color: var(--color-ink-muted);
}

.capacity-val {
  font-weight: 600;
  color: var(--color-ink);
  font-variant-numeric: tabular-nums;
}

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-base);
  padding: var(--space-5);
  width: 100%;
  overflow-wrap: anywhere;
}

.card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-4);
}

.form-group label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-ink);
}

.form-input {
  width: 100%;
  max-width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-family: inherit;
  border: 1px solid var(--color-surface-muted);
  border-radius: var(--radius-sm);
  background: var(--color-ground);
  color: var(--color-ink);
}

.form-input:focus {
  background: var(--color-surface);
  border-color: var(--color-accent);
}

.button-row {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  text-decoration: none;
  min-height: 40px;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-accent-hover);
}

.btn-secondary {
  background-color: var(--color-surface-subtle);
  color: var(--color-ink);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-surface-muted);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  margin-top: var(--space-3);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.alert-success {
  background-color: var(--color-success-subtle);
  color: var(--color-success);
}

.alert-error {
  background-color: var(--color-danger-subtle);
  color: var(--color-danger);
}

.checks-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.check-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-surface-subtle);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  flex-wrap: wrap;
  gap: var(--space-2);
}

.check-status {
  font-weight: 600;
  color: var(--color-ink);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.check-time {
  font-size: var(--font-size-xs);
  color: var(--color-ink-muted);
  overflow-wrap: anywhere;
  word-break: break-all;
}

.empty-state {
  padding: var(--space-4);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-ink-muted);
  background-color: var(--color-surface-subtle);
  border-radius: var(--radius-sm);
}

.file-display {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-subtle);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  overflow-wrap: anywhere;
  word-break: break-all;
}

.file-display span {
  overflow-wrap: anywhere;
  word-break: break-all;
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--color-surface-muted);
  background: var(--color-surface);
  padding: var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--color-ink-muted);
  width: 100%;
}

.footer-inner {
  max-width: 54rem;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}