/* ==========================================================================
   Laluvirtual blog components — shared by /blog (SPA list) and the
   server-rendered article pages (blog-post.php). Extends assets/style.css.
   NOTE: keep the version query in both pages in sync after editing.
   ========================================================================== */

/* ============ BLOG COMPONENTS (extends assets/style.css?v=40277bcb) ============ */
main{min-height:60vh}

/* hero */
.blog-hero{border-bottom:1px solid var(--line);background:radial-gradient(55% 90% at 88% 0%,rgba(47,175,251,.12),transparent 62%),radial-gradient(35% 55% at 0% 100%,rgba(255,116,15,.06),transparent 70%),linear-gradient(180deg,#F4FAFE 0%,#FFFFFF 100%);padding:clamp(56px,7vw,100px) 0 clamp(44px,5vw,68px)}
.blog-hero h1{font-size:clamp(30px,5vw,54px);font-weight:700;font-stretch:115%;line-height:1.06;letter-spacing:-.01em;text-transform:uppercase;max-width:940px;margin-top:22px}
.blog-hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.blog-hero__lede{max-width:880px;color:var(--text-3);margin-top:18px;font-size:15.5px;line-height:1.75}
.blog-stats{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.blog-stats span{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-m);font-size:9.5px;letter-spacing:.18em;color:var(--text-3);border:1px solid var(--line);border-radius:14px;padding:8px 14px;background:rgba(255,255,255,.75)}
.blog-stats b{color:var(--accent-ink);font-weight:700}

/* toolbar */
.blog-toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.blog-search{flex:1;min-width:230px;position:relative}
.blog-search .ic{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--text-3);pointer-events:none}
.blog-search input{width:100%;background:var(--bg-2);border:1px solid var(--line-strong);padding:13px 16px 13px 44px;font-family:var(--font-m);font-size:11.5px;letter-spacing:.08em;color:var(--text);border-radius:4px;transition:border-color .2s}
.blog-search input::placeholder{color:var(--text-3);letter-spacing:.12em}
.blog-search input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px rgba(47,175,251,.14)}
.blog-sort{background:var(--bg-2);border:1px solid var(--line-strong);color:var(--text-2);font-family:var(--font-m);font-size:10px;letter-spacing:.14em;padding:13px 14px;border-radius:4px;cursor:pointer;transition:border-color .2s}
.blog-sort:focus{border-color:var(--accent);outline:none}
.blog-count{font-family:var(--font-m);font-size:10px;letter-spacing:.16em;color:var(--text-3);white-space:nowrap;padding:0 4px}
.blog-count b{color:var(--accent-ink)}

/* cards */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
@media (max-width:1080px){.blog-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:660px){.blog-grid{grid-template-columns:1fr}}
.post-card{position:relative;display:flex;flex-direction:column;gap:13px;border:1px solid var(--line);border-radius:8px;padding:24px;background:var(--bg-2);text-decoration:none;transition:transform .35s var(--ease),border-color .35s var(--ease),box-shadow .35s var(--ease);overflow:hidden;cursor:pointer}
.post-card::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad);opacity:0;transition:opacity .35s var(--ease);z-index:1}
.post-card:hover{border-color:rgba(47,175,251,.55);transform:translateY(-4px);box-shadow:0 16px 36px rgba(47,175,251,.14)}
.post-card:hover::before{opacity:1}
.post-card__img{margin:-24px -24px 0;aspect-ratio:16/9;width:calc(100% + 48px);object-fit:cover;border-bottom:1px solid var(--line);background:var(--bg-3)}
.post-card__top{display:flex;justify-content:space-between;align-items:center;font-family:var(--font-m);font-size:9px;letter-spacing:.2em;color:var(--text-3)}
.post-card__idx{color:var(--accent-ink);font-weight:700;font-size:10px}
.post-card__title{font-size:17px;font-weight:600;line-height:1.35;color:var(--text);letter-spacing:-.005em}
.post-card__excerpt{font-size:13.5px;color:var(--text-3);line-height:1.68;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-card__tags{display:flex;gap:6px;flex-wrap:wrap}
.post-card__meta{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;font-family:var(--font-m);font-size:9px;letter-spacing:.16em;color:var(--text-3);border-top:1px solid var(--line);padding-top:14px}
.post-card__arrow{width:15px;height:15px;flex:none;color:var(--accent-ink);transition:transform .35s var(--ease)}
.post-card:hover .post-card__arrow{transform:translateX(5px)}

/* tag chips */
.tag-chip{display:inline-flex;align-items:center;font-family:var(--font-m);font-size:8.5px;font-weight:700;letter-spacing:.14em;color:var(--accent-ink);background:rgba(47,175,251,.08);border:1px solid rgba(47,175,251,.28);border-radius:12px;padding:4px 10px;text-transform:uppercase;cursor:pointer;transition:all .2s}
.tag-chip:hover{background:rgba(47,175,251,.16);border-color:var(--accent)}

/* active tag filter bar */
.tag-filter{display:none;align-items:center;gap:12px;margin-top:18px;border:1px solid rgba(47,175,251,.35);background:rgba(47,175,251,.06);border-radius:6px;padding:12px 16px}
.tag-filter.is-on{display:flex}
.tag-filter__label{font-family:var(--font-m);font-size:9px;letter-spacing:.2em;color:var(--text-3)}
.tag-filter__tag{font-family:var(--font-m);font-size:10px;font-weight:700;letter-spacing:.14em;color:var(--accent-ink)}
.tag-filter__clear{margin-left:auto;font-family:var(--font-m);font-size:9px;letter-spacing:.16em;color:var(--text-3);background:var(--bg-2);border:1px solid var(--line-strong);border-radius:4px;padding:7px 12px;cursor:pointer;transition:all .2s}
.tag-filter__clear:hover{color:var(--red);border-color:rgba(220,38,38,.4)}

/* states */
.blog-state{display:none;border:1px dashed var(--line-strong);border-radius:8px;padding:56px 24px;text-align:center;margin-top:26px}
.blog-state.is-active{display:block}
.blog-state h3{font-size:15px;font-weight:600;letter-spacing:.02em;color:var(--text-2)}
.blog-state p{font-family:var(--font-m);font-size:10px;letter-spacing:.16em;color:var(--text-3);margin-top:10px}
.blog-more{display:flex;flex-direction:column;align-items:center;gap:14px;margin-top:34px}
.blog-progress{font-family:var(--font-m);font-size:9.5px;letter-spacing:.18em;color:var(--text-3)}
.blog-progress b{color:var(--accent-ink)}
.skeleton{border:1px solid var(--line);border-radius:8px;padding:24px;background:linear-gradient(100deg,#F1F5F9 40%,#E2E8F0 50%,#F1F5F9 60%);background-size:200% 100%;animation:sk 1.4s infinite;min-height:170px}
@keyframes sk{to{background-position:-200% 0}}

/* article detail */
.post-detail{display:none}
.post-detail.is-active{display:block}
.post-back{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-m);font-size:10px;letter-spacing:.2em;color:var(--text-3);background:none;border:1px solid var(--line-strong);padding:11px 18px;border-radius:4px;cursor:pointer;text-decoration:none;transition:all .3s var(--ease)}
.post-back:hover{border-color:var(--accent);color:var(--accent-ink)}
.post-back .ic{transform:rotate(180deg)}
.post-head{max-width:100%;margin-top:30px}
.post-head__meta{display:flex;align-items:center;gap:14px;font-family:var(--font-m);font-size:9.5px;letter-spacing:.18em;color:var(--text-3);flex-wrap:wrap}
.post-head__meta b{color:var(--accent-ink)}
.post-head h1{font-size:clamp(26px,4vw,42px);font-weight:700;font-stretch:112%;line-height:1.14;letter-spacing:-.01em;margin-top:16px}
.post-head__tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px}
.post-cover{max-width:100%;width:100%;aspect-ratio:21/9;object-fit:cover;border:1px solid var(--line);border-radius:10px;margin:34px 0 0;background:var(--bg-3);display:none}
.post-cover.is-on{display:block}
.post-rule{height:3px;width:76px;background:var(--grad);border-radius:2px;margin:26px 0 34px}
.post-body{max-width:820px;font-size:15.5px;line-height:1.9;color:var(--text-2)}
.post-body p{margin:0 0 1.2em}
.post-body img{max-width:100%;height:auto;border:1px solid var(--line);border-radius:8px;display:block;margin:1.8em auto}
.post-body h2,.post-body h3,.post-body h4{color:var(--text);font-weight:600;line-height:1.3;margin:1.6em 0 .6em;font-stretch:110%}
.post-body h2{font-size:22px}.post-body h3{font-size:18px}.post-body h4{font-size:15.5px}
.post-body ul,.post-body ol{margin:0 0 1.2em;padding-left:1.4em}
.post-body li{margin:.35em 0}
.post-body a{color:var(--accent-ink);text-decoration:underline;text-underline-offset:3px}
.post-body strong{color:var(--text)}
.post-body blockquote{border-left:3px solid var(--accent);background:var(--bg-3);padding:14px 20px;border-radius:0 6px 6px 0;margin:0 0 1.2em;font-style:italic}
.post-body code{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:.86em;background:var(--bg-3);border:1px solid var(--line);border-radius:4px;padding:2px 6px}
.post-body pre{background:#0B1220;color:#CBD5E1;border-radius:8px;padding:18px 20px;overflow-x:auto;margin:0 0 1.2em}
.post-body pre code{background:none;border:none;color:inherit;padding:0}
.post-body table{width:100%;border-collapse:collapse;margin:0 0 1.2em;font-size:14px}
.post-body th,.post-body td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.post-foot{max-width:820px;margin-top:44px;padding-top:28px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.post-pn{max-width:960px;margin-top:34px;display:none;grid-template-columns:1fr 1fr;gap:14px}
.post-pn.is-on{display:grid}
@media (max-width:720px){.post-pn{grid-template-columns:1fr}}
.post-pn a{display:flex;flex-direction:column;gap:8px;border:1px solid var(--line);border-radius:8px;background:var(--bg-2);padding:18px 20px;text-decoration:none;transition:border-color .3s var(--ease),box-shadow .3s var(--ease),transform .3s var(--ease);min-width:0}
.post-pn a:hover{border-color:rgba(47,175,251,.55);box-shadow:0 12px 26px rgba(47,175,251,.12);transform:translateY(-3px)}
.post-pn a.is-next{text-align:right;align-items:flex-end}
.post-pn__dir{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-m);font-size:9px;font-weight:700;letter-spacing:.2em;color:var(--accent-ink)}
.post-pn__dir .ic{width:13px;height:13px}
.post-pn a.is-next .post-pn__dir{flex-direction:row-reverse}
.post-pn__title{font-size:14.5px;font-weight:600;color:var(--text);line-height:1.4;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.post-next{margin-top:64px}
.post-next h2{font-size:13px;font-family:var(--font-m);letter-spacing:.22em;color:var(--text-3);font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:14px}
.post-next h2::after{content:'';flex:1;height:1px;background:var(--line)}
.post-next .blog-grid{margin-top:0}

/* ============ ARTICLE LAYOUT + SIDEBAR ============ */
.post-layout{display:grid;grid-template-columns:minmax(0,1fr)}
.post-layout>.post-main{min-width:0}
.post-side{display:none;min-width:0;align-self:stretch}
@media (min-width:1100px){
  .post-layout{grid-template-columns:minmax(0,1fr) 316px;gap:clamp(36px,4vw,68px)}
  .post-side{display:block}
}
.post-side__sticky{position:sticky;top:92px;display:flex;flex-direction:column;gap:14px;max-height:calc(100vh - 116px);overflow:auto;padding-bottom:4px;scrollbar-width:thin}
.side-card{border:1px solid var(--line);border-radius:8px;background:var(--bg-2);padding:18px 18px 16px;flex:none}
.side-card h3{font-family:var(--font-m);font-size:9.5px;letter-spacing:.22em;color:var(--text-3);font-weight:700;display:flex;align-items:center;gap:10px;margin-bottom:12px}
.side-card h3::after{content:'';flex:1;height:1px;background:var(--line)}
.side-toc{max-height:46vh;overflow:auto;scrollbar-width:thin;margin:0 -6px}
.side-toc a{display:block;font-size:12.5px;color:var(--text-3);line-height:1.5;padding:6px 10px;border-left:2px solid var(--line);text-decoration:none;transition:color .2s,border-color .2s,background .2s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-toc a:hover{color:var(--accent-ink)}
.side-toc a.is-active{color:var(--accent-ink);border-left-color:var(--accent);background:linear-gradient(90deg,rgba(47,175,251,.09),transparent)}
.side-toc a.is-h3{padding-left:22px;font-size:11.5px}
.side-note{font-size:12px;color:var(--text-3);line-height:1.65}
.side-share{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.side-share a,.side-share button{display:flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line-strong);border-radius:5px;background:var(--bg-2);padding:10px 8px;font-family:var(--font-m);font-size:9px;letter-spacing:.12em;color:var(--text-2);text-decoration:none;cursor:pointer;transition:all .2s var(--ease)}
.side-share a:hover,.side-share button:hover{border-color:var(--accent);color:var(--accent-ink);transform:translateY(-2px);box-shadow:0 6px 14px rgba(47,175,251,.12)}
.side-share .ic{width:14px;height:14px;flex:none}
.side-share .is-wide{grid-column:1/-1}
.side-cta{background:linear-gradient(150deg,rgba(47,175,251,.10),rgba(34,211,238,.04));border-color:rgba(47,175,251,.35)}
.side-cta b{display:block;font-size:13.5px;color:var(--text);margin-bottom:8px;letter-spacing:.01em}
.side-cta p{font-size:12px;color:var(--text-2);line-height:1.65;margin-bottom:14px}
.post-body h2[id],.post-body h3[id]{scroll-margin-top:112px}

/* admin table */
.admin-row{display:grid;grid-template-columns:52px 1fr 150px auto;gap:16px;align-items:center;border:1px solid var(--line);border-radius:8px;background:var(--bg-2);padding:16px 20px;margin-top:10px;transition:border-color .3s var(--ease),box-shadow .3s var(--ease)}
.admin-row:hover{border-color:rgba(47,175,251,.5);box-shadow:0 8px 22px rgba(47,175,251,.10)}
@media (max-width:720px){.admin-row{grid-template-columns:36px 1fr;row-gap:10px}.admin-row__date{grid-column:2}.admin-row__actions{grid-column:2}}
.admin-row__idx{font-family:var(--font-m);font-size:10px;font-weight:700;color:var(--accent-ink);letter-spacing:.12em}
.admin-row__title{min-width:0}
.admin-row__title b{display:block;font-size:14.5px;font-weight:600;color:var(--text);line-height:1.35;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.admin-row__title span{display:block;font-family:var(--font-m);font-size:9px;letter-spacing:.1em;color:var(--text-3);margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.admin-row__date{font-family:var(--font-m);font-size:9.5px;letter-spacing:.14em;color:var(--text-3);white-space:nowrap}
.admin-row__actions{display:flex;gap:8px}
.btn--danger{background:var(--red);color:#fff}
.btn--danger:hover{background:#B91C1C;transform:translateY(-2px);box-shadow:0 8px 18px rgba(220,38,38,.3)}
.admin-hint{font-family:var(--font-m);font-size:9px;letter-spacing:.14em;color:var(--text-3);margin-top:10px}
.ep-content textarea{min-height:340px;font-size:12px;line-height:1.7}
.modal__panel--wide{width:min(760px,100%)}
.confirm-name{font-size:14px;font-weight:600;color:var(--text);line-height:1.45;background:var(--bg-3);border:1px solid var(--line);border-radius:6px;padding:14px 16px;margin:18px 0 22px;word-break:break-word}