/* =====================================================================
   GeekHuang Lab — 小黄日记 notebook (lab/pet/diary.js)
   Uses site tokens (css/style.css) + pet pixel colours (pet.css, .pet-page).
   Light = cream paper with blue rules; dark = night paper with faint rules.
   ===================================================================== */
.pet-page {
  --diary-paper: #FFFDF6;
  --diary-rule:  rgba(56, 132, 220, 0.13);
  --diary-margin: rgba(240, 100, 140, 0.45);
  --diary-ink:   #2A2F3A;
  --diary-ink-2: #5B6475;
}
[data-theme="dark"] .pet-page {
  --diary-paper: #0F1624;
  --diary-rule:  rgba(148, 178, 222, 0.09);
  --diary-margin: rgba(240, 100, 140, 0.30);
  --diary-ink:   #E2E7F0;
  --diary-ink-2: #9AA4B8;
}

.pet-diary {
  position: relative;
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: clamp(16px, 2.4vw, 24px);
  scroll-margin-top: calc(var(--nav-h, 64px) + 12px);
}
.pet-diary__head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  color: var(--text-3);
}
.pet-diary__title { font: inherit; letter-spacing: inherit; color: var(--text-2); }
.pet-diary__title .pet-stat__zh { margin-left: 6px; }
.pet-diary__intro { margin-top: 10px; color: var(--text-2); font-size: 14px; max-width: 70ch; }

/* calendar strip */
.diary-strip {
  margin-top: 16px;
  display: flex; gap: 6px;
  overflow-x: auto; scrollbar-width: thin;
  padding-bottom: 4px;
  scroll-behavior: smooth;
}
.diary-strip > li { flex: none; }
.diary-day {
  display: grid; justify-items: center; gap: 2px;
  width: 52px; padding: 6px 0 7px;
  border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  background: var(--surface-2); color: var(--text-2);
  cursor: pointer;
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.diary-day:hover { border-color: var(--line-3); }
.diary-day:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.diary-day.is-active { border-color: var(--cyan); background: var(--cyan-soft); color: var(--text); }
.diary-day__wd { font-size: 0.6rem; color: var(--text-3); }
.diary-day__d { font-size: 16px; font-weight: 600; line-height: 1.1; }
.diary-day__wx { font-size: 14px; line-height: 1; }

/* notebook page */
.diary-page {
  position: relative;
  margin-top: 14px;
  padding: 18px 18px 16px 44px;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  color: var(--diary-ink);
  background-color: var(--diary-paper);
  background-image:
    linear-gradient(90deg, transparent 30px, var(--diary-margin) 30px, var(--diary-margin) 31px, transparent 31px),
    repeating-linear-gradient(180deg, transparent 0, transparent 27px, var(--diary-rule) 27px, var(--diary-rule) 28px);
  background-position: 0 0, 0 10px;
  min-height: 280px;
  outline: none;
}
.diary-page[aria-busy="true"] { opacity: 0.75; }
.diary-page:focus-visible { box-shadow: 0 0 0 2px var(--cyan); }
/* binder holes */
.diary-page::before {
  content: ""; position: absolute; left: 10px; top: 22px; bottom: 22px; width: 10px;
  background: radial-gradient(circle at 5px 5px, var(--surface) 3.5px, var(--line-2) 4px, transparent 4.6px) 0 0 / 10px 56px repeat-y;
}

.diary-page__head { display: flex; gap: 14px; align-items: center; }
.diary-face {
  flex: none; width: 64px; height: 64px;
  border: 1px dashed var(--line-2); border-radius: 8px;
  background: var(--surface-2);
  display: grid; place-items: center;
}
.diary-face__svg { width: 56px; height: 56px; image-rendering: pixelated; overflow: visible; }
.diary-face[data-mood="sick"] { --pet-body: #CFD28A; --pet-hi: #E6E8B4; --pet-shade: #A7AC5E; --pet-belly: #EEF0CC; }
.diary-page__date { color: var(--diary-ink-2); font-size: 0.7rem; }
.diary-wx { color: var(--diary-ink); text-transform: none; }
.diary-page__title { margin-top: 2px; font-size: clamp(19px, 1.2vw + 13px, 24px); font-weight: 600; letter-spacing: -0.01em; }
.diary-page__mood { margin-top: 2px; color: var(--diary-ink-2); font-size: 0.66rem; }

.diary-page__body { margin-top: 12px; }
.diary-page__body p {
  font-size: 15.5px; line-height: 28px;   /* sits on the 28px rules */
  color: var(--diary-ink);
  overflow-wrap: anywhere;
}
.diary-page__body p + p { margin-top: 0; text-indent: 0; }
.diary-page__body p:first-child { font-weight: 500; }

.diary-stats {
  margin-top: 14px; padding-top: 12px;
  border-top: 1px dashed var(--line-2);
  display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 6px;
}
.diary-stats li {
  display: flex; justify-content: space-between; gap: 8px; align-items: baseline;
  padding: 5px 8px; border: 1px solid var(--line); border-radius: 6px;
  background: color-mix(in srgb, var(--surface) 70%, transparent);
  font-size: 0.66rem;
}
.diary-stat__k { color: var(--text-3); }
.diary-stat__v { color: var(--text); text-align: right; white-space: nowrap; }
.diary-omitted { margin-top: 10px; font-size: 12px; color: var(--diary-ink-2); }
.diary-page__foot { margin-top: 10px; font-size: 0.6rem; color: var(--text-3); text-transform: none; }
.diary-empty { padding: 40px 0; text-align: center; color: var(--diary-ink-2); }

.diary-nav { margin-top: 12px; display: flex; gap: 8px; justify-content: space-between; flex-wrap: wrap; }
.diary-nav .btn { min-height: 40px; cursor: pointer; }
.diary-nav .btn:disabled { opacity: 0.45; cursor: default; }
.diary-nav__mid { display: flex; gap: 8px; align-items: center; color: var(--text-3); }

@media (max-width: 559px) {
  .diary-page { padding: 14px 12px 12px 36px; }
  .diary-page::before { left: 7px; }
  .diary-page { background-image:
    linear-gradient(90deg, transparent 24px, var(--diary-margin) 24px, var(--diary-margin) 25px, transparent 25px),
    repeating-linear-gradient(180deg, transparent 0, transparent 27px, var(--diary-rule) 27px, var(--diary-rule) 28px); }
  .diary-face { width: 52px; height: 52px; }
  .diary-face__svg { width: 46px; height: 46px; }
  .diary-page__body p { font-size: 15px; }
  .diary-nav .btn { flex: 1 1 30%; padding-inline: 8px; }
  .diary-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (prefers-reduced-motion: reduce) { .diary-strip { scroll-behavior: auto; } }
.pet-diary-link { color: var(--cyan); white-space: nowrap; }
.pet-diary-link:hover { text-decoration: underline; }