/* Mitat sisältävät myös sisätilan ja reunuksen. */
* {
  box-sizing: border-box;
}

/* Sivun yhteiset värit. */
:root {
  --background: #eef3ed;
  --surface: #ffffff;
  --text: #26382d;
  --muted: #526155;
  --accent: #355c43;
  --border: #d9e1d7;
}

/* Sivun perustyyli. */
body {
  margin: 0;
  font-family: system-ui, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--background);
}

/* Sisältö ei kasva liian leveäksi suurella näytöllä. */
.page-header,
.page-content {
  width: min(100% - 32px, 1050px);
  margin-inline: auto;
}

.page-header {
  padding-block: 40px 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
}

.page-header > p:last-child {
  max-width: 60ch;
  color: var(--muted);
}

.page-content {
  padding-bottom: 48px;
}

h2 {
  font-size: 1.3rem;
}

.demo-note {
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Puhelimella kortit ovat yhdessä sarakkeessa. */
.plant-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.plant-card {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 4px 16px rgb(38 56 45 / 6%);
}

/* Kuvan paikkamerkki. */
.plant-visual {
  display: grid;
  place-items: center;
  min-height: 200px;
  background: #e5eddf;
  font-size: 4rem;
}

.plant-content {
  padding: 24px;
}

.plant-category {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
}

h3 {
  margin: 0 0 12px;
  font-size: 1.4rem;
  line-height: 1.25;
}

.plant-description {
  margin: 0 0 20px;
  color: var(--muted);
}

/* Kasvupaikkatiedot riveittäin. */
.plant-facts {
  margin: 0;
}

.plant-facts > div {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 12px;
  padding-block: 10px;
  border-top: 1px solid var(--border);
}

.plant-facts dt {
  font-weight: 600;
}

.plant-facts dd {
  margin: 0;
}

/* Avattava perustelu. */
.plant-details {
  margin-top: 20px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.plant-details summary {
  padding-block: 6px;
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
}

.plant-details summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.plant-details p {
  color: var(--muted);
}

/* Vähintään 650 pikselin näytöllä kaksi saraketta. */
@media (min-width: 650px) {
  .plant-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Vähintään 1000 pikselin näytöllä kolme saraketta. */
@media (min-width: 1000px) {
  .plant-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.plant-filter {
  display: grid;
  gap: 8px;
  max-width: 380px;
  margin-block: 24px 12px;
}

.plant-filter label {
  font-weight: 600;
}

.plant-filter select {
  width: 100%;
  padding: 12px;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.plant-filter select:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

#filter-result {
  margin-bottom: 20px;
  color: var(--muted);
}

/* Piilottaa suodatukseen sopimattomat kortit. */
.plant-card[hidden] {
  display: none;
}
.reset-button {
  padding: 12px 18px;
  font: inherit;
  font-weight: 600;
  color: var(--accent);
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
}

.reset-button:hover {
  background: #e5eddf;
}

.reset-button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
/* Kasvikortin lisäyspainike */
.add-to-garden {
  width: 100%;
  margin-top: 20px;
  padding: 12px 16px;
  font: inherit;
  font-weight: 600;
  color: white;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
}

.add-to-garden:hover:not(:disabled) {
  background: #284632;
}

.add-to-garden:disabled {
  color: var(--muted);
  background: #e5eddf;
  border-color: var(--border);
  cursor: default;
}

/* Oman puutarhan alue */
.my-garden {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
}

#garden-status {
  color: var(--muted);
}

.garden-list {
  display: grid;
  gap: 12px;
  padding: 0;
  list-style: none;
}

.garden-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.garden-item-name {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.remove-from-garden {
  padding: 10px 14px;
  font: inherit;
  color: var(--accent);
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
}

.remove-from-garden:hover {
  background: #e5eddf;
}

.add-to-garden:focus-visible,
.remove-from-garden:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
.garden-notes {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
}

.garden-notes label {
  display: block;
  font-weight: 600;
}

#garden-notes-help,
#notes-status {
  color: var(--muted);
}

#garden-notes-input {
  display: block;
  width: 100%;
  margin-block: 12px 16px;
  padding: 14px;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  resize: vertical;
}

#garden-notes-input:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
/* Piilotettu näkymä ei vie tilaa sivulta. */
.app-view[hidden] {
  display: none;
}

/* Aloitusvalikko */
.home-menu {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
}

.menu-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
  font: inherit;
  text-align: left;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  cursor: pointer;
}

.menu-card-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
}

.menu-card:hover {
  background: #e5eddf;
}

.back-button {
  margin-bottom: 20px;
  padding: 10px 16px;
  font: inherit;
  color: var(--accent);
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
}

.back-button:hover {
  background: #e5eddf;
}

.menu-card:focus-visible,
.back-button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

/* Muistio ei enää tarvitse erotinta edelliseen osioon. */
.garden-notes.app-view {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

@media (min-width: 650px) {
  .home-menu {
    grid-template-columns: repeat(2, 1fr);
  }
}
.learning-item {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.learning-guide > summary {
  padding: 20px;
  color: var(--accent);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
}

.learning-guide > summary:hover {
  background: #e5eddf;
}

.learning-guide > summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: -4px;
}

.learning-guide[open] > summary {
  border-bottom: 1px solid var(--border);
}

.learning-content {
  padding: 20px;
  max-width: 75ch;
}

.learning-content h3 {
  margin-top: 24px;
  font-size: 1.15rem;
}

.learning-meta {
  margin-top: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.learning-exercise {
  margin-top: 24px;
  padding: 20px;
  background: #f0f4ec;
  border-radius: 10px;
}

.learning-exercise h3 {
  margin-top: 0;
}

.learning-exercise li {
  margin-bottom: 8px;
}