/* ============================================================
   SIXYUAN.CC / blog — editorial extension of the shared token system
   ============================================================ */
[data-blog-page] { background: var(--paper); color: var(--ink); }
[data-blog-page] .wrap { max-width: 1280px; margin: 0 auto; padding-left: 30px; padding-right: 30px; }

/* ---------- buttons, shared controls ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 38px; padding: 8px 16px; border-radius: 8px;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
  font-family: var(--font-sans); font-size: 13px; font-weight: 600;
  cursor: pointer; text-decoration: none; transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform .16s var(--ease);
}
.btn:hover { border-color: var(--blue); color: var(--blue); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--blue); border-color: var(--blue); color: var(--blue-ink); }
.btn-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--surface); }
.btn-sm { min-height: 32px; padding: 6px 12px; font-size: 12px; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--blue-soft); }
.btn-danger:hover { border-color: var(--coral); color: var(--coral); }
.link-btn { background: none; border: 0; padding: 0; color: var(--blue); font: inherit; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.link-btn:hover { color: var(--ink); }

.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 6px; font-family: var(--font-mono); }
.input, .textarea, .select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line-strong); border-radius: 8px;
  background: var(--surface); color: var(--ink); font-family: var(--font-sans); font-size: 14px;
  outline: none; transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.input:focus, .textarea:focus, .select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-soft); }
.textarea { resize: vertical; min-height: 110px; line-height: 1.65; }
.field-hint { font-size: 11px; color: var(--ink-3); margin: 5px 0 0; line-height: 1.55; }
.form-error { color: var(--coral); font-size: 12px; min-height: 18px; margin: 6px 0 0; }
.form-note { font-size: 12px; color: var(--ink-2); line-height: 1.7; margin: 10px 0 0; }

/* ---------- masthead ---------- */
.masthead { border-bottom: 1px solid var(--line-strong); padding: 34px 0 28px; }
.masthead-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; }
.masthead .eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; color: var(--ink-3); text-transform: uppercase; }
.masthead h1 {
  font-family: var(--font-serif); font-weight: 600; font-size: clamp(52px, 8vw, 92px);
  letter-spacing: -.05em; line-height: .98; margin: 14px 0 12px; text-wrap: balance;
}
.masthead-sub { font-size: 14px; color: var(--ink-2); margin: 0; letter-spacing: .02em; }
.masthead-meta { display: flex; gap: 28px; padding-bottom: 4px; flex-shrink: 0; }
.masthead-meta > div { display: flex; flex-direction: column; gap: 3px; }
.masthead-meta strong { font-family: var(--font-mono); font-size: 24px; font-weight: 500; letter-spacing: -.03em; }
.masthead-meta small { font-size: 10px; color: var(--ink-3); letter-spacing: .06em; }

/* ---------- shell ---------- */
.blog-shell {
  display: grid; grid-template-columns: 224px minmax(0, 1fr) 218px;
  gap: 34px; padding-top: 34px; padding-bottom: 60px; align-items: start;
}
.blog-side, .blog-aside { position: sticky; top: 82px; }
.side-block { border-top: 1px solid var(--line-strong); padding: 14px 0 18px; margin-bottom: 14px; }
.side-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: .13em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 12px; }
.side-empty { font-size: 12px; line-height: 1.7; color: var(--ink-3); margin: 0 0 12px; }
.user-card-body { font-size: 13px; }
.user-name { font-family: var(--font-serif); font-size: 19px; font-weight: 600; display: block; margin-bottom: 2px; }
.user-role { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); letter-spacing: .08em; text-transform: uppercase; }
.user-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.chip-mini { font-size: 11px; padding: 5px 9px; border: 1px solid var(--line); border-radius: 6px; color: var(--ink-2); background: var(--surface); cursor: pointer; }
.chip-mini:hover { border-color: var(--blue); color: var(--blue); }
.warn-banner { background: var(--coral-soft); border: 1px solid var(--coral); border-radius: 8px; padding: 10px 12px; font-size: 12px; line-height: 1.6; margin-bottom: 12px; }

.board-nav { display: flex; flex-direction: column; gap: 2px; }
.board-item {
  display: flex; align-items: center; gap: 9px; width: 100%;
  padding: 8px 10px; border: 0; border-radius: 7px; background: transparent;
  color: var(--ink-2); font-size: 13px; text-align: left; cursor: pointer;
  text-decoration: none; font-family: var(--font-sans);
  transition: background .16s var(--ease), color .16s var(--ease);
}
.board-item:hover { background: var(--surface-2); color: var(--ink); }
.board-item.is-active { background: var(--blue-soft); color: var(--blue); font-weight: 600; }
.board-item .bi-num { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); width: 18px; flex-shrink: 0; }
.board-item.is-active .bi-num { color: var(--blue); }
.board-item .bi-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.board-item .bi-lock { font-size: 10px; color: var(--ink-3); font-family: var(--font-mono); }
.board-sep { height: 1px; background: var(--line); margin: 8px 4px; }
.board-group { font-family: var(--font-mono); font-size: 9px; letter-spacing: .12em; color: var(--ink-3); padding: 8px 10px 3px; text-transform: uppercase; }
.side-action { display: block; width: 100%; text-align: left; border: 0; background: transparent; padding: 9px 10px; border-radius: 7px; cursor: pointer; color: var(--ink); }
.side-action:hover { background: var(--surface-2); }
.side-action-title { display: block; font-size: 13px; font-weight: 600; }
.side-action-note { display: block; font-size: 10.5px; color: var(--ink-3); margin-top: 2px; line-height: 1.4; }
.aside-note { font-size: 11.5px; line-height: 1.75; color: var(--ink-2); margin: 0 0 10px; }
.aside-link { display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-2); text-decoration: none; padding: 6px 0; border-bottom: 1px solid var(--line); }
.aside-link:hover { color: var(--blue); }
.aside-news-item { display: block; padding: 8px 0; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.aside-news-item:hover .ani-title { color: var(--blue); }
.ani-src { font-family: var(--font-mono); font-size: 9px; color: var(--ink-3); letter-spacing: .06em; }
.ani-title { display: block; font-size: 12px; line-height: 1.5; margin-top: 3px; }

/* ---------- view ---------- */
.view { min-height: 420px; }
.view-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; border-bottom: 1px solid var(--line-strong); padding-bottom: 14px; margin-bottom: 4px; }
.view-head h2 { font-family: var(--font-serif); font-size: 32px; font-weight: 600; letter-spacing: -.03em; margin: 0; }
.view-head .vh-note { font-size: 12px; color: var(--ink-3); max-width: 420px; line-height: 1.6; }
.view-kicker { font-family: var(--font-mono); font-size: 10px; letter-spacing: .12em; color: var(--ink-3); text-transform: uppercase; margin-bottom: 7px; }
.loading-block { padding: 60px 0; color: var(--ink-3); font-size: 13px; font-family: var(--font-mono); }
.empty-block { border: 1px dashed var(--line-strong); border-radius: 12px; padding: 44px 26px; text-align: center; margin-top: 18px; }
.empty-block h3 { font-family: var(--font-serif); font-size: 22px; margin: 0 0 8px; }
.empty-block p { font-size: 13px; color: var(--ink-3); margin: 0 0 16px; line-height: 1.7; }

.post-row { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); align-items: start; }
.post-row .pr-num { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); padding-top: 4px; }
.pr-title { font-family: var(--font-serif); font-size: 20px; font-weight: 600; line-height: 1.4; color: var(--ink); text-decoration: none; display: inline-block; }
.pr-title:hover { color: var(--blue); }
.pr-excerpt { font-size: 12.5px; color: var(--ink-2); line-height: 1.65; margin: 6px 0 9px; }
.pr-meta { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); display: flex; gap: 12px; flex-wrap: wrap; }
.pr-meta a { color: var(--ink-3); text-decoration: none; }
.pr-meta a:hover { color: var(--blue); }
.pr-side { text-align: right; font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); white-space: nowrap; padding-top: 5px; }
.pr-pin { color: var(--coral); margin-right: 6px; }
.pager { display: flex; gap: 8px; justify-content: center; margin-top: 26px; }

.article { padding-top: 6px; }
.article-back { font-size: 12px; color: var(--ink-3); text-decoration: none; }
.article-back:hover { color: var(--blue); }
.article h1 { font-family: var(--font-serif); font-size: clamp(30px, 4vw, 44px); line-height: 1.25; letter-spacing: -.03em; margin: 18px 0 12px; text-wrap: pretty; }
.article-meta { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); display: flex; gap: 14px; flex-wrap: wrap; padding-bottom: 20px; border-bottom: 1px solid var(--line-strong); }
.prose { font-size: 15px; line-height: 1.9; color: var(--ink); padding: 22px 0 12px; overflow-wrap: anywhere; }
.prose h1, .prose h2, .prose h3, .prose h4 { font-family: var(--font-serif); line-height: 1.4; margin: 28px 0 12px; font-weight: 600; }
.prose h1 { font-size: 28px; } .prose h2 { font-size: 24px; } .prose h3 { font-size: 20px; }
.prose p { margin: 0 0 16px; }
.prose a { color: var(--blue); text-underline-offset: 3px; }
.prose img { max-width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--line); display: block; margin: 18px auto; }
.prose blockquote { margin: 18px 0; padding: 4px 0 4px 18px; border-left: 2px solid var(--blue); color: var(--ink-2); }
.prose pre { background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; overflow-x: auto; font-size: 12.5px; line-height: 1.65; }
.prose code { font-family: var(--font-mono); font-size: .88em; background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }
.prose pre code { background: none; padding: 0; }
.prose table { border-collapse: collapse; width: 100%; margin: 18px 0; font-size: 13px; }
.prose th, .prose td { border: 1px solid var(--line-strong); padding: 8px 10px; text-align: left; }
.prose th { background: var(--surface-2); }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 16px; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }
.article-actions { display: flex; gap: 10px; align-items: center; border-top: 1px solid var(--line-strong); padding: 18px 0; }
.like-btn.is-on { border-color: var(--coral); color: var(--coral); }

.comments { border-top: 1px solid var(--line-strong); padding-top: 22px; margin-top: 10px; }
.comments h3 { font-family: var(--font-serif); font-size: 22px; margin: 0 0 16px; }
.comment { padding: 14px 0; border-bottom: 1px solid var(--line); }
.comment.is-reply { margin-left: 26px; padding-left: 14px; border-left: 1px solid var(--line); }
.comment-meta { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); display: flex; gap: 10px; align-items: center; margin-bottom: 7px; }
.comment-body { font-size: 13.5px; line-height: 1.75; }
.comment-body p { margin: 0 0 8px; }
.comment-form { margin-top: 20px; }
.comment-form .textarea { min-height: 84px; }

/* ---------- news ---------- */
.news-toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 14px 0 6px; }
.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; background: var(--surface); color: var(--ink-2); padding: 7px 12px; font-size: 12px; cursor: pointer; border-right: 1px solid var(--line); }
.seg button:last-child { border-right: 0; }
.seg button.is-on { background: var(--blue); color: var(--blue-ink); }
.news-status { margin-left: auto; font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); }
.method-note { font-size: 11.5px; color: var(--ink-2); background: var(--surface-2); border-radius: 8px; padding: 11px 14px; line-height: 1.7; margin: 12px 0 18px; border-left: 2px solid var(--blue); }
.news-item { display: grid; grid-template-columns: 32px minmax(0, 1fr) auto; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); align-items: start; }
.ni-num { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); padding-top: 3px; }
.ni-title { font-family: var(--font-serif); font-size: 19px; font-weight: 600; line-height: 1.45; color: var(--ink); text-decoration: none; }
.ni-title:hover { color: var(--blue); }
.ni-excerpt { font-size: 12px; color: var(--ink-2); line-height: 1.65; margin: 6px 0 8px; }
.ni-meta { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); display: flex; flex-wrap: wrap; gap: 10px; }
.ni-score { color: var(--blue); }
.ni-go { align-self: center; }
.btn-go-sm { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line-strong); border-radius: 7px; padding: 7px 11px; font-size: 11.5px; text-decoration: none; color: var(--ink); white-space: nowrap; }
.btn-go-sm:hover { border-color: var(--blue); color: var(--blue); }

/* ---------- editor ---------- */
.editor-head { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 14px; }
.editor-head .field { flex: 1; min-width: 220px; margin: 0; }
.editor-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line-strong); margin-top: 20px; }
.editor-tab { border: 0; background: transparent; padding: 9px 14px; font-size: 12.5px; color: var(--ink-3); cursor: pointer; border-bottom: 2px solid transparent; }
.editor-tab.is-on { color: var(--blue); border-bottom-color: var(--blue); font-weight: 600; }
.editor-toolbar { display: flex; flex-wrap: wrap; gap: 4px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.tool-btn { min-width: 32px; height: 30px; padding: 0 8px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); color: var(--ink-2); font-size: 12px; cursor: pointer; font-family: var(--font-mono); }
.tool-btn:hover { border-color: var(--blue); color: var(--blue); }
.tool-sep { width: 1px; background: var(--line); margin: 3px 5px; }
.editor-body { display: grid; grid-template-columns: 1fr 1fr; gap: 0; min-height: 380px; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 10px 10px; overflow: hidden; }
.editor-body.is-single { grid-template-columns: 1fr; }
#ed-input, .ed-wysiwyg { width: 100%; min-height: 380px; padding: 18px; border: 0; outline: none; background: var(--surface); color: var(--ink); font-family: var(--font-mono); font-size: 13px; line-height: 1.8; resize: vertical; }
.ed-wysiwyg { font-family: var(--font-sans); font-size: 14.5px; overflow-y: auto; }
.ed-wysiwyg img { max-width: 100%; height: auto; border-radius: 6px; }
.ed-preview { padding: 18px 20px; border-left: 1px solid var(--line); background: var(--paper); overflow-y: auto; max-height: 620px; font-size: 14px; line-height: 1.8; }
.ed-preview.is-hidden { display: none; }
.editor-foot { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 14px 0; }
.editor-count { font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-3); margin-left: auto; }
.import-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 12px; color: var(--ink-3); margin-top: 12px; }
.import-row label { cursor: pointer; border: 1px dashed var(--line-strong); border-radius: 7px; padding: 6px 10px; }
.import-row label:hover { border-color: var(--blue); color: var(--blue); }
.import-row input[type="file"] { display: none; }

/* ---------- messages / admin ---------- */
.tab-row { display: flex; gap: 6px; margin: 16px 0; }
.msg-item { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 10px; background: var(--surface); }
.msg-item.is-unread { border-left: 2px solid var(--blue); }
.msg-head { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.msg-subject { font-family: var(--font-serif); font-size: 17px; font-weight: 600; }
.msg-kind { font-family: var(--font-mono); font-size: 9px; letter-spacing: .08em; color: var(--ink-3); text-transform: uppercase; }
.msg-time { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); }
.msg-body { font-size: 13px; line-height: 1.75; margin-top: 10px; }
.msg-body p { margin: 0 0 8px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; margin: 16px 0 26px; }
.stat-card { border: 1px solid var(--line); border-radius: 10px; padding: 14px; background: var(--surface); }
.stat-card strong { display: block; font-family: var(--font-mono); font-size: 26px; font-weight: 500; }
.stat-card small { font-size: 10px; color: var(--ink-3); letter-spacing: .06em; }
.audit-row { display: grid; grid-template-columns: 150px 110px 1fr; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line); font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-2); }
.admin-board-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.admin-board-row .ab-name { flex: 1; }
.admin-board-row .ab-vis { font-family: var(--font-mono); font-size: 10px; color: var(--ink-3); }

/* ---------- modal / toast ---------- */
.modal-backdrop { position: fixed; inset: 0; background: rgba(12, 15, 20, .55); backdrop-filter: blur(3px); display: flex; align-items: flex-start; justify-content: center; padding: 7vh 18px 30px; overflow-y: auto; z-index: 90; animation: fadeIn .18s var(--ease); }
.modal { width: min(480px, 100%); background: var(--surface); border: 1px solid var(--line-strong); border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px; animation: riseIn .24s var(--ease); }
.modal.modal-wide { width: min(680px, 100%); }
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.modal-head h2 { font-family: var(--font-serif); font-size: 26px; font-weight: 600; margin: 0; letter-spacing: -.02em; }
.modal-sub { font-size: 12px; color: var(--ink-3); margin: 6px 0 0; line-height: 1.6; }
.modal-close { border: 0; background: transparent; font-size: 22px; line-height: 1; color: var(--ink-3); cursor: pointer; padding: 2px 6px; }
.modal-close:hover { color: var(--ink); }
.auth-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line-strong); margin-bottom: 18px; }
.auth-tab { flex: 1; border: 0; background: transparent; padding: 10px; font-size: 13px; color: var(--ink-3); cursor: pointer; border-bottom: 2px solid transparent; }
.auth-tab.is-on { color: var(--blue); border-bottom-color: var(--blue); font-weight: 600; }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.captcha-box { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; background: var(--surface-2); margin: 4px 0 12px; }
.captcha-status { font-size: 11.5px; color: var(--ink-2); font-family: var(--font-mono); }
.captcha-widget { min-height: 4px; margin-top: 8px; }
.modal-foot { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; flex-wrap: wrap; }
.toast { position: fixed; left: 50%; bottom: 30px; transform: translateX(-50%); background: var(--ink); color: var(--surface); padding: 11px 18px; border-radius: 8px; font-size: 13px; z-index: 120; box-shadow: var(--shadow); max-width: min(90vw, 520px); text-align: center; }
.toast.is-error { background: var(--coral); color: #fff; }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes riseIn { from { opacity: 0; transform: translateY(10px) } to { opacity: 1; transform: none } }

@media (max-width: 1100px) {
  .blog-shell { grid-template-columns: 200px minmax(0, 1fr); gap: 26px; }
  .blog-aside { display: none; }
}
@media (max-width: 760px) {
  [data-blog-page] .wrap { padding-left: 18px; padding-right: 18px; }
  .masthead-inner { flex-direction: column; align-items: flex-start; gap: 18px; }
  .masthead-meta { gap: 22px; }
  .blog-shell { grid-template-columns: 1fr; padding-top: 22px; }
  .blog-side { position: static; }
  .blog-side .side-block { margin-bottom: 8px; }
  .board-nav { flex-direction: row; flex-wrap: wrap; gap: 5px; }
  .board-item { width: auto; border: 1px solid var(--line); }
  .board-sep, .board-group { display: none; }
  .editor-body { grid-template-columns: 1fr; }
  .ed-preview { display: none; }
  .editor-body.is-single .ed-preview { display: none; }
  .post-row, .news-item { grid-template-columns: 24px minmax(0, 1fr); }
  .pr-side, .ni-go { grid-column: 2; text-align: left; }
  .audit-row { grid-template-columns: 110px 1fr; }
  .audit-row > :last-child { grid-column: 1 / -1; }
}
@media (prefers-reduced-motion: reduce) {
  .modal, .modal-backdrop { animation: none; }
  .btn { transition: none; }
}