/* ============================================================
   Thảo Điền Spa — CSS riêng cho TRANG BÀI VIẾT (blog.php)
   Filter bar, Featured post, Post grid, Pagination, Sidebar
   ============================================================ */

/* Filter bar */
.filter-bar{background:var(--paper);border-bottom:1px solid var(--line);padding:18px 0;position:sticky;top:70px;z-index:40}
.filter-bar .wrap{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.filter-tag{
  padding:7px 16px;border-radius:40px;font-size:.78rem;font-weight:500;letter-spacing:.04em;
  border:1.5px solid var(--line);color:var(--ink-soft);cursor:pointer;
  transition:background .2s,color .2s,border-color .2s;white-space:nowrap;
}
.filter-tag:hover{border-color:var(--leaf-deep);color:var(--leaf-deep)}
.filter-tag.active{background:var(--leaf-deep);color:#fff;border-color:var(--leaf-deep)}
.filter-spacer{flex:1}
.search-box{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:40px;padding:7px 14px;background:var(--cream);transition:border-color .2s}
.search-box:focus-within{border-color:var(--leaf-deep)}
.search-box svg{width:15px;height:15px;color:var(--ink-soft);flex:none}
.search-box input{border:none;background:transparent;font-family:var(--sans);font-size:.82rem;color:var(--ink);outline:none;width:160px}
.search-box input::placeholder{color:var(--ink-soft);opacity:.6}
@media(max-width:640px){.filter-spacer,.search-box{display:none}}

/* Blog layout */
.blog-section{padding:64px 0 80px}
.blog-layout{display:grid;grid-template-columns:1fr 300px;gap:48px;align-items:start}
@media(max-width:960px){.blog-layout{grid-template-columns:1fr}}

/* Featured post */
.post-featured{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;
  background:var(--paper);border-radius:20px;overflow:hidden;
  border:1px solid var(--line);margin-bottom:36px;
  transition:box-shadow .4s,transform .4s;
}
.post-featured:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.post-featured .thumb{overflow:hidden;aspect-ratio:16/10}
.post-featured .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.post-featured:hover .thumb img{transform:scale(1.05)}
.post-featured .body{padding:36px 32px;display:flex;flex-direction:column;justify-content:center}
.cat-badge{display:inline-block;padding:4px 12px;border-radius:40px;font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px}
.cat-skin{background:rgba(124,179,66,.14);color:var(--leaf-deep)}
.cat-massage{background:rgba(242,183,5,.16);color:var(--gold-deep)}
.cat-laser{background:rgba(63,107,44,.12);color:var(--leaf-dark)}
.cat-wellness{background:rgba(217,154,0,.13);color:var(--cat-wellness)}
.post-featured .body h2{font-size:clamp(1.5rem,2.4vw,2rem);color:var(--leaf-dark);margin-bottom:12px;line-height:1.2}
.post-featured .body p{font-size:.9rem;color:var(--ink-soft);margin-bottom:20px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:14px;font-size:.76rem;color:var(--ink-soft)}
.post-meta span{display:flex;align-items:center;gap:5px}
.post-meta svg{width:13px;height:13px}
.read-more{margin-top:20px;font-size:.8rem;font-weight:600;color:var(--leaf-deep);letter-spacing:.06em;display:inline-flex;align-items:center;gap:6px;transition:gap .25s}
.read-more:hover{gap:10px}
@media(max-width:700px){.post-featured{grid-template-columns:1fr}.post-featured .thumb{aspect-ratio:16/9}.post-featured .body{padding:24px}}

/* Post grid */
.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
@media(max-width:620px){.post-grid{grid-template-columns:1fr}}
.post-card{background:var(--paper);border-radius:16px;overflow:hidden;border:1px solid var(--line);transition:transform .4s,box-shadow .4s;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.post-card .thumb{overflow:hidden;aspect-ratio:16/9}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.post-card:hover .thumb img{transform:scale(1.06)}
.post-card .body{padding:22px 20px;flex:1;display:flex;flex-direction:column}
.post-card .body h3{font-size:1.25rem;color:var(--leaf-dark);margin:10px 0 8px;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card .body p{font-size:.85rem;color:var(--ink-soft);line-height:1.6;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-card .foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
.post-card .foot .pm{font-size:.74rem;color:var(--ink-soft);display:flex;align-items:center;gap:5px}
.post-card .foot .pm svg{width:12px;height:12px}
.post-card .foot .arrow{width:30px;height:30px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:background .25s,border-color .25s}
.post-card .foot .arrow svg{width:13px;height:13px;color:var(--ink-soft);transition:color .25s}
.post-card:hover .foot .arrow{background:var(--leaf-deep);border-color:var(--leaf-deep)}
.post-card:hover .foot .arrow svg{color:#fff}

/* Pagination */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:44px}
.pag-btn{width:38px;height:38px;border-radius:10px;border:1.5px solid var(--line);display:grid;place-items:center;font-size:.84rem;font-weight:500;color:var(--ink-soft);cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.pag-btn:hover,.pag-btn.active{background:var(--leaf-deep);color:#fff;border-color:var(--leaf-deep)}
.pag-btn svg{width:14px;height:14px}

/* Sidebar widget styles → đã chuyển sang theme.css (dùng chung blog + single) */