/* ============================================================
   Yelin Diary Zone styles
   ============================================================ */

.yl-diary-header {
  height: var(--yl-header-height, 56px);
  background: var(--yl-header-bg);
  backdrop-filter: blur(12px);
  color: var(--yl-header-text);
  display: flex; align-items: center;
  padding: 0 16px; gap: 12px;
  border-bottom: 1px solid var(--yl-border-color);
  flex-shrink: 0;
}
.yl-diary-title {
  font-size: 16px; font-weight: 600; margin: 0;
  letter-spacing: 0.3px;
}

.yl-diary-tabs {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--yl-border-color);
  padding: 0 16px;
  overflow-x: auto;
}
.yl-diary-tab {
  padding: 10px 16px; font-size: 13px;
  cursor: pointer; white-space: nowrap;
  border-bottom: 2px solid transparent;
  opacity: 0.5; transition: all var(--yl-transition);
}
.yl-diary-tab:hover { opacity: 0.8; }
.yl-diary-tab.active {
  opacity: 1; border-bottom-color: var(--yl-accent);
  color: var(--yl-accent);
}

.yl-diary-body {
  flex: 1; overflow-y: auto;
  padding: 16px; max-width: 720px; margin: 0 auto; width: 100%;
}

.yl-diary-empty {
  flex: 1; display: flex; align-items: center; justify-content: center;
  opacity: 0.3; font-size: 14px; padding: 40px;
}

/* Cards */
.yl-diary-card {
  background: var(--yl-accent-subtle);
  border: 1px solid var(--yl-border-color);
  border-radius: 14px; padding: 16px;
  margin-bottom: 12px;
  animation: yl-fade-in 0.3s ease;
}
.yl-diary-card-title {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1px;
  opacity: 0.4; margin-bottom: 10px;
}
.yl-diary-card-body {
  font-size: 14px; line-height: 1.7;
  color: var(--yl-panel-text);
}

/* Portrait */
.yl-diary-portrait .yl-diary-card-body {
  font-style: italic; opacity: 0.85;
}

/* Memory items */
.yl-diary-memory {
  padding: 8px 0;
  border-bottom: 1px solid var(--yl-border-color);
}
.yl-diary-memory:last-child { border-bottom: none; }
.yl-diary-memory-text {
  font-size: 14px; line-height: 1.6;
}
.yl-diary-memory-meta {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 4px;
}
.yl-diary-tags {
  font-size: 11px; opacity: 0.35;
}

/* Annotate button */
.yl-diary-annotate-btn {
  background: none; border: none; cursor: pointer;
  font-size: 13px; padding: 2px 6px; border-radius: 4px;
  opacity: 0.2; transition: opacity 0.15s;
}
.yl-diary-memory:hover .yl-diary-annotate-btn { opacity: 0.5; }
.yl-diary-annotate-btn:hover { opacity: 1 !important; }

/* Inner state */
.yl-diary-inner {
  font-style: italic; padding: 6px 0;
  border-left: 2px solid var(--yl-accent);
  padding-left: 12px; margin-bottom: 8px;
  opacity: 0.75; font-size: 13px; line-height: 1.6;
}

/* Trend */
.yl-diary-trend {
  padding: 4px 0; font-size: 13px;
}

/* Schedule */
.yl-diary-schedule {
  padding: 4px 0; font-size: 13px; opacity: 0.8;
}

/* Annotation overlay */
.yl-diary-annotate-overlay {
  animation: yl-fade-in 0.2s ease;
}

/* Card Wall Grid */
.yl-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 10px;
  padding: 12px 16px;
}
@media (max-width: 640px) { .yl-card-grid { grid-template-columns: 1fr; } }

.yl-mem-card {
  background: var(--yl-accent-subtle, rgba(0,0,0,0.02));
  border: 1px solid var(--yl-border-color);
  border-radius: 10px;
  cursor: pointer;
  transition: box-shadow 0.2s, transform 0.15s;
}
.yl-mem-card:hover {
  box-shadow: 0 3px 12px rgba(0,0,0,0.08);
  transform: translateY(-1px);
}

/* Subject filter pills */
.yl-diary-filter {
  font-size: 11px;
  padding: 3px 10px;
  cursor: pointer;
  opacity: 0.4;
  transition: all 0.15s;
  border-bottom: 2px solid transparent;
}
.yl-diary-filter:hover { opacity: 0.7; }
.yl-diary-filter.active {
  opacity: 1;
  color: var(--yl-accent, #773232);
  border-bottom-color: var(--yl-accent, #773232);
}

/* Detail overlay */
.yl-diary-detail-overlay {
  animation: yl-fade-in 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}