/* ============================================================
   Plant Inventory — "Kalendarz ogrodnika"
   A gardener's-almanac identity. Bistre ink on warm paper,
   a four-season accent system, and the year as the organizing
   structure. Shared chrome + tokens + the year-band signature.
   Page-specific component styles stay inline in each page.
   ============================================================ */

:root {
  /* --- Paper & ink (the almanac page) --- */
  --paper:        #e9e3d4;   /* warm manila canvas — not cream */
  --paper-deep:   #e1d9c6;   /* sunk panels, fields */
  --leaf:         #f7f3e9;   /* pasted-in label / raised card */
  --ink:          #2c2418;   /* bistre brown-black */
  --ink-soft:     #6b5f4b;   /* faded ink, secondary text */
  --ink-faint:    #9c8f76;   /* captions, ghosted */
  --rule:         #c8bda4;   /* printed hairline */
  --rule-soft:    #d8cfb9;

  /* --- The four seasons (the accent system) --- */
  --spring:       #6e8e3f;   /* young olive — wiosna */
  --summer:       #bf8a2c;   /* wheat gold — lato */
  --autumn:       #a65420;   /* rust — jesień */
  --winter:       #5b7184;   /* frost slate — zima */
  --spring-wash:  #e3e2c6;
  --summer-wash:  #ece1c2;
  --autumn-wash:  #ecd9c4;
  --winter-wash:  #dde0dd;

  /* --- Live accent — JS sets these to the current season --- */
  --accent:       var(--summer);
  --accent-wash:  var(--summer-wash);
  --accent-ink:   #4a3712;   /* readable text in the accent family */

  /* --- Status (kept warm, off the season axis) --- */
  --alarm:        #a8431f;   /* overdue / destructive */
  --alarm-wash:   #f0e2d2;

  /* --- Type --- */
  --display: 'Fraunces', Georgia, serif;
  --body:    'Hanken Grotesk', system-ui, sans-serif;
  --mono:    'IBM Plex Mono', ui-monospace, monospace;

  --shadow:  0 1px 0 rgba(44,36,24,0.04), 0 8px 24px -18px rgba(44,36,24,0.45);
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  font-family: var(--body);
  color: var(--ink);
  background-color: var(--paper);
  /* faint laid-paper grain so the canvas reads as printed stock */
  background-image:
    repeating-linear-gradient(0deg, rgba(44,36,24,0.018) 0 1px, transparent 1px 3px);
}

/* --- Development banner --- */
.banner {
  flex-shrink: 0;
  padding: 7px 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-align: center;
  color: var(--ink-soft);
  background: var(--paper-deep);
  border-bottom: 1px solid var(--rule);
}

.app { display: flex; flex: 1; min-height: 0; overflow: hidden; position: relative; }

/* ============================================================
   Sidebar — the book spine
   ============================================================ */
.sidebar {
  width: 232px; min-width: 232px;
  height: 100%;
  display: flex; flex-direction: column;
  padding: 1.6rem 0 1.2rem;
  background: #241d14;            /* deep bistre */
  color: #d9cdb3;
  position: relative; z-index: 10;
  overflow-y: auto;
  transition: transform 0.3s ease;
}
/* gilt edge where the spine meets the page */
.sidebar::after {
  content: ''; position: absolute; top: 0; right: 0; bottom: 0; width: 2px;
  background: linear-gradient(var(--summer), var(--autumn) 55%, var(--winter));
  opacity: 0.55;
}
.sidebar.collapsed { transform: translateX(-232px); position: fixed; top: 0; height: 100%; }

.sidebar-overlay {
  display: none; position: fixed; inset: 0; z-index: 9;
  background: rgba(36,29,20,0.5);
  opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
.sidebar-overlay.visible { opacity: 1; pointer-events: auto; }

.sidebar-logo {
  display: flex; align-items: center; gap: 11px;
  padding: 0 1.5rem 1.4rem;
  border-bottom: 1px solid rgba(217,205,179,0.16);
}
.sidebar-logo svg { width: 30px; height: 30px; flex-shrink: 0; }
.sidebar-logo-text {
  font-family: var(--display);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.05;
  color: #f1e7cf;
}
.sidebar-logo-sub {
  display: block;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #9c8a66;
  margin-top: 3px;
}

.sidebar-nav { padding: 1.3rem 0; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 0.62rem 1.5rem;
  color: #c2b596;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  text-decoration: none;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}
.nav-item svg { width: 16px; height: 16px; opacity: 0.7; flex-shrink: 0; transition: opacity 0.15s; }
.nav-item:hover { color: #f1e7cf; background: rgba(217,205,179,0.06); }
.nav-item:hover svg { opacity: 1; }
.nav-item.active {
  color: #fbf4e3;
  background: rgba(217,205,179,0.08);
  border-left-color: var(--accent);
}
.nav-item.active svg { opacity: 1; color: var(--summer); }

.sidebar-bottom {
  padding: 1.1rem 1.5rem 0;
  margin-top: auto;
  border-top: 1px solid rgba(217,205,179,0.16);
  font-family: var(--mono);
  font-size: 10.5px;
  color: #8f8163;
  word-break: break-all;
}
.btn-logout {
  margin: 0.7rem 1.5rem 0;
  padding: 7px 0;
  background: none;
  border: 1px solid rgba(217,205,179,0.28);
  border-radius: 2px;
  color: #cdbf9e;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.btn-logout:hover { background: rgba(217,205,179,0.1); color: #f1e7cf; }

/* ============================================================
   Main column + topbar
   ============================================================ */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; min-height: 0; height: 100%; overflow: hidden; }

.topbar {
  flex-shrink: 0;
  display: flex; align-items: center; gap: 1rem;
  padding: 0.85rem 1.7rem;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}
.toggle-btn {
  background: none; border: none; cursor: pointer;
  padding: 4px; display: flex; align-items: center; flex-shrink: 0;
  color: var(--ink-soft);
}
.toggle-btn:hover { color: var(--ink); }

.topbar-title,
.topbar-greeting {
  flex: 1; min-width: 0;
  font-family: var(--display);
  font-weight: 600;
  font-size: 21px;
  letter-spacing: -0.01em;
  color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.topbar-greeting span { font-style: italic; font-weight: 500; }
.topbar-date {
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  text-transform: lowercase;
}
.topbar-btn {
  flex-shrink: 0;
  padding: 8px 16px;
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 2px;
  color: var(--paper);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.topbar-btn:hover { background: var(--accent-ink); border-color: var(--accent-ink); }

.content { flex: 1; min-height: 0; overflow-y: auto; padding: 1.5rem 1.7rem 2.4rem; }

/* ============================================================
   Shared almanac primitives
   ============================================================ */
.eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* season-tinted chip (place/watering tags etc.) */
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.03em;
  padding: 2px 8px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  color: var(--ink-soft);
  background: var(--paper-deep);
}

.empty-state {
  text-align: center;
  padding: 3.2rem 1rem;
  color: var(--ink-faint);
  font-size: 14px;
}
.empty-state .icon {
  font-family: var(--display);
  font-weight: 900;
  font-size: 34px;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
  line-height: 1;
}

/* ============================================================
   The year-band — signature element
   A horizontal almanac of the whole gardening year.
   ============================================================ */
.yearband {
  position: relative;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--leaf);
  padding: 1rem 1.2rem 0.4rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.yearband-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem; margin-bottom: 0.85rem;
}
.yearband-season {
  font-family: var(--display);
  font-weight: 900;
  font-size: 23px;
  letter-spacing: -0.01em;
  color: var(--accent-ink);
  line-height: 1;
}
.yearband-season small {
  display: block;
  font-family: var(--mono);
  font-weight: 400;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-top: 5px;
}
.yearband-now {
  text-align: right;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  white-space: nowrap;
}
.yearband-now b { color: var(--accent-ink); font-weight: 600; }

/* the track */
.yb-track {
  position: relative;
  height: 46px;
  margin: 0 2px 4px;
  border-bottom: 1px solid var(--rule);
}
.yb-zone {
  position: absolute; top: 0; bottom: 0;
  border-right: 1px dotted var(--rule-soft);
}
.yb-zone-label {
  position: absolute; top: 2px; left: 6px;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  pointer-events: none;
}
.yb-task {                      /* a plotted task mark */
  position: absolute; bottom: 0;
  width: 2px; height: 13px;
  background: var(--accent);
  border-radius: 1px;
  transform: translateX(-1px);
  opacity: 0.62;
}
.yb-task.is-done { opacity: 0.2; height: 8px; }
.yb-today {                     /* the "you are here" marker */
  position: absolute; top: -2px; bottom: -1px;
  width: 0; border-left: 1.5px solid var(--accent-ink);
  transform: translateX(-0.75px);
}
.yb-today::before {
  content: ''; position: absolute; top: -4px; left: -3.5px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); border: 1.5px solid var(--leaf);
  box-shadow: 0 0 0 1px var(--accent-ink);
}
.yb-months {
  position: relative;
  height: 16px; margin: 0 2px;
}
.yb-month {
  position: absolute;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  transform: translateX(-50%);
}
.yb-month.is-now { color: var(--accent-ink); font-weight: 600; }

/* ============================================================
   Accessibility
   ============================================================ */
:focus-visible { outline: 2px solid var(--accent-ink); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ============================================================
   Mobile (shared chrome)
   ============================================================ */
@media (max-width: 768px) {
  .banner { padding: 6px 10px; font-size: 10px; }
  .sidebar {
    position: fixed; top: 0; left: 0; height: 100%; z-index: 11;
    transform: translateX(-100%);
    box-shadow: 6px 0 28px rgba(36,29,20,0.35);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay { display: block; }
  .topbar { padding: 0.7rem 1rem; gap: 0.6rem; }
  .topbar-title, .topbar-greeting { font-size: 17px; }
  .topbar-date { display: none; }
  .topbar-btn { padding: 7px 11px; }
  .content { padding: 1.1rem 1rem 2rem; }
  .yearband { padding: 0.9rem 0.9rem 0.3rem; }
  .yearband-season { font-size: 19px; }
  .yb-zone-label { display: none; }
}