/* ==========================================================================
   独立页面（投稿 / 文章详情）
   ========================================================================== */

.pg { background: var(--bg-page); min-height: 100vh; }

.pgnav {
  height: 60px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-1);
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pgnav__brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-1);
}
.pgnav__logo {
  width: 30px; height: 30px; border-radius: 10px;
  background: linear-gradient(135deg, #5ee0c0, #3eb8f0);
  display: grid; place-items: center;
}
.pgnav__back { font-size: 13px; color: var(--ink-3); transition: color .16s; }
.pgnav__back:hover { color: var(--brand); }

.pgmain {
  max-width: 620px;
  margin: 0 auto;
  padding: 40px var(--gutter) 80px;
}

.pgcard {
  background: var(--bg-card);
  border: 1px solid var(--border-1);
  border-radius: 24px;
  padding: 32px;
  box-shadow: 0 12px 36px -14px rgba(46, 128, 115, .1);
}

.pgcard__hd { margin-bottom: 26px; }
.pgcard__t { font-size: 24px; font-weight: 700; color: var(--ink-1); margin: 0 0 6px; }
.pgcard__s { font-size: 14px; color: var(--ink-4); margin: 0; }

.pgform { display: flex; flex-direction: column; gap: 18px; }

.fld { display: flex; flex-direction: column; gap: 7px; }
.fld > span { font-size: 13px; color: var(--ink-2); }
.fld > span b { color: #d54941; font-weight: 400; }
.fld input, .fld select {
  height: 44px;
  padding: 0 14px;
  font-size: 14px;
  background: var(--bg-page);
  border: 1.5px solid transparent;
  border-radius: 12px;
  color: var(--ink-1);
  width: 100%;
  transition: border-color .16s, background .16s;
}
.fld input:focus, .fld select:focus {
  background: var(--bg-card);
  border-color: var(--brand);
  outline: none;
}
.fld input::placeholder { color: var(--ink-4); }
.fld__hint { font-size: 12px; color: var(--ink-4); font-style: normal; }

.pgform__err {
  font-size: 13px;
  color: #d54941;
  background: #fdeeed;
  border-radius: 10px;
  padding: 10px 14px;
  display: none;
}
.pgform__err.is-on { display: block; }

.pgform__act { margin-top: 4px; }
.pgsend {
  width: 100%;
  height: 48px;
  border-radius: 24px;
  background: var(--brand);
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  transition: background .16s, transform .16s;
}
.pgsend:hover { background: var(--brand-dark); transform: translateY(-1px); }
.pgsend:disabled { opacity: .55; cursor: not-allowed; transform: none; }

.pgform__note {
  font-size: 12px;
  color: var(--ink-4);
  line-height: 20px;
  margin: 0;
  text-align: center;
}

/* 提交成功 */
.pgdone { text-align: center; padding: 24px 0; }
.pgdone__i {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--brand-tint);
  display: grid; place-items: center;
  margin: 0 auto 18px;
}
.pgdone__t { font-size: 20px; font-weight: 600; color: var(--ink-1); margin: 0 0 8px; }
.pgdone__s { font-size: 14px; color: var(--ink-3); margin: 0 0 24px; line-height: 22px; }
.pgdone__b {
  display: inline-flex;
  height: 42px;
  padding: 0 26px;
  border-radius: 21px;
  background: var(--brand-tint);
  color: var(--brand);
  font-size: 14px;
  align-items: center;
  transition: background .16s;
}
.pgdone__b:hover { background: var(--brand-tint-2); }

/* ---------- 文章详情 ---------- */

.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px var(--gutter) 80px;
}

.article__crumb {
  font-size: 13px;
  color: var(--ink-4);
  margin-bottom: 24px;
}
.article__crumb a { color: var(--brand); }

.article__cat {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 10px;
  border-radius: 12px;
  font-size: 12px;
  background: var(--brand-tint);
  color: var(--brand);
  margin-bottom: 14px;
}

.article__t {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink-1);
  margin: 0 0 12px;
}

.article__meta {
  font-size: 13px;
  color: var(--ink-4);
  padding-bottom: 22px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--border-1);
  display: flex;
  gap: 14px;
}

.article__body { font-size: 16px; line-height: 1.85; color: var(--ink-2); }
.article__body p { margin: 0 0 18px; }
.article__body h2 {
  font-size: 20px; font-weight: 600; color: var(--ink-1);
  margin: 32px 0 12px;
}
.article__body ul { margin: 0 0 18px; padding-left: 22px; list-style: disc; }
.article__body li { margin-bottom: 8px; }
.article__body code {
  font-family: var(--font-en);
  font-size: 13px;
  background: var(--brand-tint-2);
  padding: 2px 6px;
  border-radius: 5px;
  color: #1e8f73;
}

.article__end {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border-1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 640px) {
  .pgmain, .article { padding-left: 16px; padding-right: 16px; }
  .pgcard { padding: 22px; }
  .article__t { font-size: 24px; }
}

/* ==========================================================================
   投稿表单扩展项（v0.2.5）
   ========================================================================== */

/* 多选分类：两级缩进勾选，比 <select> 直观，也不会出现"下拉里找二级分类"的问题 */
.pgcats {
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  background: var(--bg-card);
  max-height: 260px;
  overflow-y: auto;
  padding: 6px 0;
}
.pgcats__grp { padding: 2px 0; }
.pgcats__grp + .pgcats__grp { border-top: 1px solid var(--border-1); }
.pgcats__top { padding: 4px 12px; }
.pgcats__c {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 12px;
  font-size: 13px;
  cursor: pointer;
  transition: background .14s;
}
.pgcats__c:hover { background: var(--brand-tint-3); }
.pgcats__c--sub { padding-left: 30px; }
.pgcats__c input { width: auto; flex: none; margin: 0; }
.pgcats__c span { color: var(--ink-2); }
.pgcats__top .pgcats__c { font-weight: 500; }
.pgcats__top .pgcats__c span { color: var(--ink-1); }
.pgcats__empty { padding: 12px; margin: 0; font-size: 12px; color: var(--ink-4); }

/* 选填字段的即时校验态：红框而不是弹提示，不打断填表 */
.fld input.is-bad { border-color: var(--danger, #e05a5a); background: #e05a5a08; }
.fld input.is-bad + .fld__hint { color: var(--danger, #e05a5a); }