:root {
  --bg:           #f5f2ee;
  --surface:      #ffffff;
  --border:       #ddd9d3;
  --text:         #2c2a27;
  --text-muted:   #7a7673;
  --accent:       #3d6b4f;
  --accent-hover: #2e5139;

  --bird:   #4a7fb5;
  --plant:  #3d6b4f;
  --insect: #c9841a;
  --other:  #7a7a7a;

  --radius: 8px;
  --gap:    1rem;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  min-height: 100vh;
}

/* ── Header ─────────────────────────────────────────────── */

header {
  background: var(--accent);
  color: #fff;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

#lang-select {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.45);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.22rem 0.45rem;
  border-radius: 4px;
  cursor: pointer;
  appearance: none;
}

#lang-select option {
  background: var(--accent-hover);
  color: #fff;
}

header h1 {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

/* ── Layout ──────────────────────────────────────────────── */

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--gap);
  display: grid;
  gap: var(--gap);
}

@media (min-width: 700px) {
  main {
    grid-template-columns: 320px 1fr;
    align-items: start;
    padding: 1.5rem var(--gap);
  }
}

/* ── Section shared ──────────────────────────────────────── */

.form-section,
.filter-bar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

/* ── Entry form ──────────────────────────────────────────── */

.form-section {
  padding: 1.25rem;
}

#entry-form {
  display: grid;
  gap: 0.75rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}

input[type="text"],
input[type="date"],
select,
textarea {
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font: inherit;
  font-size: 0.95rem;
  background: var(--bg);
  color: var(--text);
  width: 100%;
  transition: border-color 0.15s;
  -webkit-appearance: none;
  appearance: none;
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%237a7673'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.65rem center;
  padding-right: 2rem;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(61,107,79,0.15);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

.form-error {
  font-size: 0.85rem;
  color: #c0392b;
}

/* ── Buttons ─────────────────────────────────────────────── */

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s;
  width: 100%;
  margin-top: 0.25rem;
}

.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { transform: translateY(1px); }

#export-btn {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.35);
  padding: 0.38rem 0.9rem;
  border-radius: 4px;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

#export-btn:hover { background: rgba(255,255,255,0.22); }

.btn-ghost {
  background: none;
  border: none;
  font: inherit;
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  transition: color 0.15s;
}

.btn-ghost:hover { color: var(--text); }

/* ── Filter bar ──────────────────────────────────────────── */

.list-section {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.filter-bar {
  padding: 0.85rem 1.1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.25rem;
  align-items: center;
}

.filter-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.filter-categories {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.75rem;
}

.filter-categories label {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  cursor: pointer;
  user-select: none;
}

.filter-categories input[type="checkbox"] {
  width: auto;
  accent-color: var(--accent);
  cursor: pointer;
}

.filter-dates {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.6rem;
}

.filter-date-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.filter-date-label input[type="date"] {
  width: auto;
  font-size: 0.82rem;
  padding: 0.28rem 0.5rem;
  background: var(--bg);
}

/* ── Result count ────────────────────────────────────────── */

.result-count {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0 0.1rem;
  min-height: 1.2em;
}

/* ── Entry list ──────────────────────────────────────────── */

#entry-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

/* ── Entry card ──────────────────────────────────────────── */

.entry-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-inline-start: 3px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  transition: border-inline-start-color 0.15s;
}

.entry-card--bird   { border-inline-start-color: var(--bird); }
.entry-card--plant  { border-inline-start-color: var(--plant); }
.entry-card--insect { border-inline-start-color: var(--insect); }
.entry-card--other  { border-inline-start-color: var(--other); }

.entry-card__header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.3rem;
}

.entry-card__species {
  font-weight: 700;
  font-size: 1rem;
  flex: 1 1 auto;
}

.entry-card__badge {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.5rem;
  border-radius: 99px;
  color: #fff;
  flex-shrink: 0;
}

.entry-card__badge--bird   { background: var(--bird); }
.entry-card__badge--plant  { background: var(--plant); }
.entry-card__badge--insect { background: var(--insect); }
.entry-card__badge--other  { background: var(--other); }

.entry-card__date {
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.entry-card__delete {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 0.2rem;
  opacity: 0.4;
  transition: opacity 0.15s, color 0.15s;
  flex-shrink: 0;
}

.entry-card__delete:hover {
  opacity: 1;
  color: #c0392b;
}

.entry-card__location {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.entry-card__location::before {
  content: "↟ ";
  opacity: 0.6;
}

.entry-card__description {
  font-size: 0.9rem;
  color: var(--text);
  white-space: pre-wrap;
}

/* ── Empty states ────────────────────────────────────────── */

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 2.5rem 1rem;
  font-size: 0.9rem;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

/* ── Species lookup button ───────────────────────────────── */

.entry-card__actions {
  margin-top: 0.55rem;
}

.species-lookup-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
  opacity: 0.65;
  transition: opacity 0.15s;
}

.species-lookup-btn:hover   { opacity: 1; }
.species-lookup-btn:disabled {
  color: var(--text-muted);
  text-decoration: none;
  cursor: wait;
}

/* ── Species panel ───────────────────────────────────────── */

.species-panel {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.species-panel__inner {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.species-panel__figure {
  flex-shrink: 0;
  margin: 0;
}

.species-panel__photo {
  width: 88px;
  height: 88px;
  object-fit: cover;
  border-radius: calc(var(--radius) - 2px);
  display: block;
}

.species-panel__figure figcaption {
  font-size: 0.63rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  max-width: 88px;
  line-height: 1.3;
}

.species-panel__info {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
  min-width: 0;
}

.species-panel__name {
  font-size: 0.93rem;
  display: block;
}

.species-panel__sciname {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: block;
}

.species-panel__status {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #b34700;
  display: block;
}

.species-panel__extract {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--text);
  margin-top: 0.15rem;
}

.species-panel__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.35rem;
}

.species-panel__links a {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.species-panel__links a:hover { text-decoration: underline; }

.species-panel__error {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
}

.species-panel__error a {
  color: var(--accent);
}

/* ── Mobile tweaks ───────────────────────────────────────── */

@media (max-width: 699px) {
  header { padding: 0.7rem 1rem; }
  header h1 { font-size: 1.1rem; }
  #export-btn { font-size: 0.78rem; padding: 0.32rem 0.7rem; }

  .filter-bar { padding: 0.75rem; }

  .species-panel__photo { width: 72px; height: 72px; }
  .species-panel__figure figcaption { max-width: 72px; }
}