:root {
  --color-bg: #fafaf8;
  --color-text: #1a1a1a;
  --color-muted: #5a5a5a;
  --color-primary: #1f6f50;
  --color-primary-dark: #16513a;
  --color-danger: #a3242c;
  --color-border: #d8d5cd;
  --color-card: #ffffff;
  --color-taken-bg: #f0efe9;
  font-size: 18px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

a {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--color-primary);
  color: white;
}

.topbar .brand {
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.topnav a {
  color: white;
  font-weight: 600;
  padding: 0.5rem 0.25rem;
}

.lang-switch {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.lang-switch a {
  padding: 0.35rem 0.6rem;
  border-radius: 0.4rem;
  text-decoration: none;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.lang-switch a.lang-active {
  background: white;
  color: var(--color-primary-dark);
  border-color: white;
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.25rem;
}

h1 {
  font-size: 1.6rem;
}

.flashes {
  margin-bottom: 1rem;
}

.flash {
  padding: 0.85rem 1rem;
  border-radius: 0.5rem;
  margin: 0 0 0.6rem 0;
  font-weight: 600;
}

.flash-success { background: #dff2e6; color: #1b5e35; }
.flash-info { background: #e4eefc; color: #1b4a75; }
.flash-error { background: #fbe4e4; color: var(--color-danger); }

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 0.75rem;
  padding: 1.1rem 1.25rem;
  margin-bottom: 1rem;
}

.card.taken {
  background: var(--color-taken-bg);
}

.card h2 {
  margin: 0 0 0.4rem 0;
  font-size: 1.2rem;
}

.pill {
  display: inline-block;
  background: var(--color-border);
  border-radius: 999px;
  padding: 0.15rem 0.7rem;
  font-size: 0.85rem;
  margin: 0.15rem 0.3rem 0 0;
}

.badge {
  display: inline-block;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.2rem 0.6rem;
  border-radius: 0.4rem;
  margin-bottom: 0.4rem;
}

.badge-taken { background: #e4d9c2; color: #6b4f19; }
.badge-mine { background: #d9ecdd; color: var(--color-primary-dark); }

.field {
  margin-bottom: 1.1rem;
}

.field-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.field-input {
  width: 100%;
  min-height: 3rem;
  padding: 0.6rem 0.75rem;
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  background: white;
  color: var(--color-text);
}

textarea.field-input {
  min-height: 6rem;
  resize: vertical;
}

textarea.field-input[data-autogrow] {
  min-height: 3rem;
  overflow: hidden;
  resize: none;
  transition: height 0.1s ease-out;
}

.field-input:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 1px;
}

.field-input-error {
  border-color: var(--color-danger);
}

.field-error {
  color: var(--color-danger);
  font-weight: 600;
  margin: 0.3rem 0 0 0;
}

.btn {
  display: inline-block;
  min-height: 3rem;
  padding: 0.7rem 1.4rem;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 0.6rem;
  border: none;
  background: var(--color-primary);
  color: white;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
}

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

.btn-secondary {
  background: white;
  color: var(--color-primary-dark);
  border: 2px solid var(--color-primary);
}

.btn-danger {
  background: white;
  color: var(--color-danger);
  border: 2px solid var(--color-danger);
}

.btn-block {
  display: block;
  width: 100%;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.6rem;
}

.sticky-actions {
  position: sticky;
  bottom: 0;
  background: var(--color-bg);
  padding: 0.75rem 0;
  border-top: 2px solid var(--color-border);
}

details {
  margin: 0.4rem 0 1.1rem 0;
}

details summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--color-primary-dark);
  padding: 0.5rem 0;
}

details summary:hover {
  text-decoration: underline;
}

details[open] summary {
  margin-bottom: 0.4rem;
}

.quick-add-row {
  margin-bottom: 1.25rem;
}

.hint {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.share-url-box {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
  padding: 0.75rem;
  background: white;
  border: 2px solid var(--color-border);
  border-radius: 0.5rem;
  word-break: break-all;
}

.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--color-muted);
}