/* ===========================
   CSS Custom Properties
   =========================== */
:root {
  --color-sow:        #4a9e6b;
  --color-sow-text:   #ffffff;
  --color-harvest:    #c07a2a;
  --color-harvest-text: #ffffff;
  --color-prune:      #7a60b8;
  --color-prune-text: #ffffff;
  --color-text:       #1a1a1a;
  --color-bg:         #f8f7f4;
  --color-surface:    #ffffff;
  --color-border:     #d1cdc8;
  --color-popup-bg:   #ffffff;
  --color-header-bg:  #2d4a2d;
  --color-header-text:#ffffff;
  --color-month-bg:   #eef2ee;
  --color-month-text: #4a6a4a;

  --font-body: system-ui, -apple-system, sans-serif;
  --radius:    0.25rem;
  --shadow:    0 2px 8px rgba(0, 0, 0, 0.12);

  --full-width: 100%;
  --default-width: 86em;
  --narrow-width: 12em;
}

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

/* ===========================
   Base
   =========================== */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: var(--color-header-bg);
}

/* ===========================
   Site Header
   =========================== */
.site-header {
  background: var(--color-header-bg);
  padding: 0.75rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 200;
}

.site-header__title {
  color: var(--color-header-text);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ===========================
   Site Main
   =========================== */
.site-main {
  width: clamp(300px, 100%, 5000px);
  margin: 0 auto;
  padding: 1.5rem 1rem;
}

/* ===========================
   Filter Block
   =========================== */
.filter-block {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.filter-summary {
  padding: 0.75rem 1rem;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  border-radius: var(--radius);
}

.filter-block[open] .filter-summary {
  border-bottom: 1px solid var(--color-border);
}

.filter-content {
  padding: 1.25rem;
}

.filter-search {
  margin-bottom: 1.25rem;
}

.filter-search input {
  width: 100%;
  max-width: 24rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
}

.filter-groups {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 1.25rem;
}

.filter-group {
  border: none;
  padding: 0;
  margin: 0;
  min-width: 8rem;
}

.filter-group legend {
  font-size: 0.8rem;
  font-weight: 700;
  color: #555;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.filter-group label {
  display: block;
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
  cursor: pointer;
}

.filter-group label:hover {
  color: var(--color-header-bg);
}

.filter-group input[type="radio"] {
  margin-right: 0.4rem;
}

.month-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.35rem;
  margin-top: 0.5rem;
}

.month-grid label {
  display: block;
  margin: 0;
  padding: 0.4rem 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  text-align: center;
  background: #f0f0f0;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.1s ease;
  user-select: none;
}

.month-grid input {
  display: none;
}

.month-grid label:hover {
  background: #e4e4e4;
  border-color: #ccc;
}

.month-grid label:has(input:checked) {
  background: var(--color-header-bg);
  color: #fff;
  border-color: var(--color-header-bg);
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.1);
}

.filter-actions {
  border-top: 1px solid #eee;
  padding-top: 1rem;
}

/* ===========================
   Back Link
   =========================== */
.back-link {
  display: inline-block;
  margin-bottom: 1.25rem;
  font-size: 0.85rem;
  color: var(--color-header-bg);
  text-decoration: none;
}

.back-link:hover {
  text-decoration: underline;
}

/* ===========================
   Icon Buttons & Links
   =========================== */
.icon-btn, .icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem;
  border-radius: var(--radius);
  transition: all 0.1s ease;
  color: #666;
  background: none;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  line-height: 1;
}

.icon-btn:hover, .icon-link:hover {
  background: #eee;
  color: var(--color-header-bg);
  border-color: var(--color-border);
}

.icon-btn--danger {
  color: #c0392b;
}

.icon-btn--danger:hover {
  background: #fdecea;
  color: #b71c1c;
  border-color: #f5c6c6;
}

.icon-btn svg, .icon-link svg {
  display: block;
}



/* ===========================
   Filter Section
   =========================== */
.month-all-btn{
  padding: 0.3rem 0.45rem;
}

   /* ===========================
   Plant Detail Page
   =========================== */
.plant-detail {
  max-width: var(--default-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.plant-detail__header {
  margin-bottom: 1.5rem;
}

.plant-detail__name {
  font-size: 1.75rem;
  line-height: 1.2;
}

.plant-detail__variety {
  font-size: 1.1rem;
  color: #555;
  margin-top: 0.15rem;
}

.plant-detail__latin {
  color: #777;
  font-size: 0.9rem;
  margin-top: 0.15rem;
}

.plant-detail__data {
  display: grid;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.plant-detail__row {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 0.75rem;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--color-border);
}

.plant-detail__row:last-child {
  border-bottom: none;
}

.plant-detail__row:nth-child(even) {
  background: var(--color-bg);
}

.plant-detail__row dt {
  font-weight: 600;
  font-size: 0.85rem;
  color: #555;
}

.plant-detail__row dd {
  font-size: 0.9rem;
}

/* ===========================
   Utility
   =========================== */
.hidden {
  display: none !important;
}

/* ===========================
   Public Calendar Search/Filter Bar
   =========================== */
.calendar-search-bar {
  margin-bottom: 0.75rem;
}

.calendar-search-bar input {
  width: 100%;
  max-width: 32rem;
  padding: 0.55rem 0.85rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin-bottom: 1rem;
}

select {
  appearance: none;
  background-color: #fff;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23555' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C2.13 5.298 2.387 4.75 2.851 4.75h9.297c.464 0 .721.548.401.908l-4.796 5.482a.5.5 0 0 1-.706 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 10px;
  padding: 0.45rem 2.25rem 0.45rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: var(--font-body);
  color: var(--color-text);
  cursor: pointer;
  accent-color: var(--color-header-bg);
  /* Latest CSS: auto-sizes to content width */
  field-sizing: content;
}

select:focus {
  outline: 2px solid var(--color-header-bg);
  outline-offset: -1px;
  border-color: var(--color-header-bg);
}

.filter-row label {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: #555;
}

.filter-row select {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-family: var(--font-body);
}

.calendar-state {
  padding: 2rem 0;
}

.calendar-state__prompt {
  color: #888;
  font-style: italic;
}

/* Nav in site header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header__nav {
  display: flex;
  gap: 1rem;
  align-items: center;
  font-size: 0.85rem;
}

.site-header__nav a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
}

.site-header__nav a:hover { color: #fff; }

.site-header__nav .btn-link {
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
  padding: 0;
}

.site-header__nav .btn-link:hover { color: #fff; }