:root{
  --red:#e0312a;
  --red-dark:#b6251f;
  --ink:#1d2433;
  --muted:#6b7280;
  --line:#e8eaef;
  --bg:#f4f5f7;
  --radius:12px;
  --shadow:0 1px 3px rgba(20,24,38,.06),0 6px 20px rgba(20,24,38,.05);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:'Be Vietnam Pro',system-ui,sans-serif;
  color:var(--ink);background:#fff;line-height:1.55;font-size:15px;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{max-width:1180px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.hdr{display:flex;align-items:center;gap:28px;height:64px}
.logo{font-weight:700;font-size:24px;letter-spacing:-.5px;color:var(--red)}
.logo span{color:var(--ink)}
.nav{display:flex;gap:22px;margin-left:8px}
.nav a{font-weight:500;color:#374151;padding:6px 0;border-bottom:2px solid transparent;transition:.15s}
.nav a:hover{color:var(--red);border-color:var(--red)}
.btn-post{margin-left:auto;background:var(--red);color:#fff;font-weight:600;padding:9px 18px;border-radius:999px;transition:.15s}
.btn-post:hover{background:var(--red-dark)}

/* Hero */
.hero{position:relative;background:linear-gradient(180deg,#fff 0%,#fdeceb 100%);padding:48px 0 40px;text-align:center;border-bottom:1px solid var(--line);overflow:hidden}
.hero h1{font-size:34px;font-weight:700;letter-spacing:-.6px}
.hero-sub{color:var(--muted);margin-top:8px;font-size:16px}
.hero-search{display:flex;max-width:620px;margin:26px auto 0;background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow);overflow:hidden}
.hero-search input{flex:1;border:0;outline:0;padding:15px 22px;font:inherit;background:transparent}
.hero-search button{border:0;background:var(--red);color:#fff;font-weight:600;padding:0 30px;cursor:pointer;font-family:inherit;font-size:15px}
.hero-search button:hover{background:var(--red-dark)}
.chips{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;margin-top:22px}
.chip{background:#fff;border:1px solid var(--line);padding:7px 15px;border-radius:999px;font-size:13.5px;font-weight:500;color:#374151;transition:.15s}
.chip:hover{border-color:var(--red);color:var(--red)}
.hero-skyline{position:absolute;right:0;bottom:0;width:min(46%,520px);height:100%;fill:none;stroke:var(--red);stroke-width:2;opacity:.14;pointer-events:none}
.hero-skyline rect{fill:var(--red);stroke:none}
@media (max-width:820px){.hero-skyline{display:none}}

/* Empty state */
.empty-state{text-align:center;padding:48px 20px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius)}
.empty-state-icon{width:56px;height:56px;stroke:var(--muted);stroke-width:2.2;fill:none;stroke-linecap:round;stroke-linejoin:round;margin:0 auto 14px}
.empty-state-icon rect{fill:#fff;stroke:var(--muted)}
.empty-state-title{font-weight:700;font-size:17px;margin-bottom:6px}
.empty-state-sub{color:var(--muted);font-size:14px;max-width:440px;margin:0 auto}
.empty-state-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}

/* Blocks */
.block{margin:42px 0}
.block-title{font-size:22px;font-weight:700;letter-spacing:-.4px;margin-bottom:18px;padding-left:12px;border-left:4px solid var(--red)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(248px,1fr));gap:20px}
.empty{color:var(--muted);padding:30px 0}
.more{text-align:center;margin-top:26px}
.btn-outline{display:inline-block;border:1.5px solid var(--red);color:var(--red);font-weight:600;padding:10px 24px;border-radius:999px;transition:.15s}
.btn-outline:hover{background:var(--red);color:#fff}

/* Vi sao chon */
.why-block{margin:56px 0}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.why-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.why-icon{font-size:26px;margin-bottom:10px}
.why-card h3{font-size:16px;margin-bottom:6px}
.why-card p{color:var(--muted);font-size:13.5px;line-height:1.6}

/* Tin tuc moi nhat */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:block;transition:transform .15s,box-shadow .15s}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.news-thumb{aspect-ratio:16/9;background:#eef0f3;display:flex;align-items:center;justify-content:center}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-thumb-ph{color:var(--red);font-weight:700;font-size:14px;letter-spacing:.5px}
.news-body{padding:16px}
.news-cat{color:var(--red);font-size:12px;font-weight:600}
.news-body h3{font-size:15.5px;margin:6px 0;line-height:1.4}
.news-date{color:var(--muted);font-size:12.5px}

/* Card */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card-img{position:relative;display:block;aspect-ratio:4/3;background:#eef0f3}
.card-img img{width:100%;height:100%;object-fit:cover}
.badge{position:absolute;top:10px;left:10px;font-size:12px;font-weight:600;color:#fff;padding:4px 10px;border-radius:6px}
.badge-sale{background:var(--red)}
.badge-rent{background:#1d7a52}
.card-body{padding:13px 14px 16px;display:flex;flex-direction:column;gap:7px}
.card-title{font-weight:600;font-size:15px;line-height:1.4;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.card-title:hover{color:var(--red)}
.card-price{color:var(--red);font-weight:700;font-size:17px}
.card-meta{display:flex;gap:14px;color:#4b5563;font-size:13px}
.card-loc{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:13px}
.card-loc svg{color:var(--red);flex-shrink:0}

/* List */
.list-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;margin:30px 0 22px}
.list-head h1{font-size:26px;font-weight:700;letter-spacing:-.4px}
.tabs{display:flex;gap:6px;background:#f1f2f5;padding:4px;border-radius:999px}
.tabs a{padding:7px 18px;border-radius:999px;font-weight:500;font-size:14px;color:#4b5563}
.tabs a.active{background:#fff;color:var(--red);box-shadow:var(--shadow)}
.pager{display:flex;align-items:center;justify-content:center;gap:18px;margin:34px 0}
.pager a{font-weight:600;color:var(--red);border:1.5px solid var(--red);padding:8px 18px;border-radius:999px}
.pager a:hover{background:var(--red);color:#fff}
.pager-info{color:var(--muted);font-size:14px}

/* Detail */
.crumb{color:var(--muted);font-size:14px;margin:22px 0}
.crumb a:hover{color:var(--red)}
.crumb span{margin:0 6px}
.detail-grid{display:grid;grid-template-columns:1fr 320px;gap:30px;align-items:start;margin-bottom:50px}
.gallery-main{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius);background:#eef0f3}
.thumbs{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap}
.thumbs img{width:88px;height:64px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}
.detail-main h1{font-size:25px;font-weight:700;line-height:1.35;margin:14px 0 10px}
.detail-main .badge{position:static;display:inline-block;margin-top:16px}
.detail-price{color:var(--red);font-weight:700;font-size:26px}
.detail-loc{color:var(--muted);margin-top:6px}
.specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:22px 0}
.spec{background:#fff;padding:14px 16px;display:flex;flex-direction:column;gap:3px}
.spec-l{color:var(--muted);font-size:13px}
.spec-v{font-weight:600;font-size:16px}
.desc{margin-top:10px}
.desc h2{font-size:18px;font-weight:600;margin-bottom:10px}
.desc-text{white-space:pre-line;color:#374151}
.detail-side{position:sticky;top:84px}
.contact-card{border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.contact-label{color:var(--muted);font-size:13px}
.contact-name{font-weight:600;font-size:18px;margin:4px 0 14px}
.contact-phone{display:block;text-align:center;background:var(--red);color:#fff;font-weight:700;font-size:18px;padding:13px;border-radius:10px;letter-spacing:.5px}
.contact-phone:hover{background:var(--red-dark)}
.back-link{display:block;text-align:center;margin-top:14px;color:var(--red);font-weight:500;font-size:14px}

/* Footer */
.site-footer{background:#1d2433;color:#cdd2dc;padding:34px 0;margin-top:30px}
.foot-brand{font-weight:700;font-size:22px;color:#fff}
.foot-brand span{color:var(--red)}
.site-footer p{margin-top:6px;font-size:14px}
.site-footer .muted{color:#8a91a0;margin-top:14px}

@media(max-width:820px){
  .detail-grid{grid-template-columns:1fr}
  .detail-side{position:static}
  .nav{display:none}
  .hero h1{font-size:27px}
}

/* Filter bar */
.result-count{color:var(--muted);font-size:14px}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow);margin-bottom:24px}
.f-input,.f-select{font-family:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);outline:none}
.f-input{flex:1 1 200px}
.f-select{flex:1 1 140px;cursor:pointer}
.f-input:focus,.f-select:focus{border-color:var(--red)}
.f-btn{flex:0 0 auto;background:var(--red);color:#fff;font-weight:600;border:0;border-radius:8px;padding:10px 28px;cursor:pointer;font-family:inherit;font-size:14px}
.f-btn:hover{background:var(--red-dark)}
@media(max-width:560px){.f-input,.f-select,.f-btn{flex:1 1 100%}}

/* Header auth */
.hdr-right{margin-left:auto;display:flex;align-items:center}
.auth-links{display:flex;align-items:center;gap:14px}
.auth-links .btn-post{margin-left:0}
.auth-links form{margin:0}
.link-login{font-weight:500;color:#374151}
.link-login:hover{color:var(--red)}
.btn-logout{background:none;border:1px solid var(--line);color:#374151;font-family:inherit;font-size:14px;font-weight:500;padding:7px 15px;border-radius:999px;cursor:pointer}
.btn-logout:hover{border-color:var(--red);color:var(--red)}

/* Auth pages */
.auth-wrap{max-width:430px;margin:48px auto;padding:0 20px}
.auth-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px}
.auth-card h1{font-size:24px;font-weight:700;margin-bottom:6px}
.auth-sub{color:var(--muted);margin-bottom:20px;font-size:14px}
.field{margin-bottom:15px}
.field label{display:block;font-size:14px;font-weight:500;margin-bottom:6px}
.field input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:15px;outline:none}
.field input:focus{border-color:var(--red)}
.auth-btn{width:100%;background:var(--red);color:#fff;font-weight:600;border:0;border-radius:8px;padding:12px;font-family:inherit;font-size:15px;cursor:pointer;margin-top:6px}
.auth-btn:hover{background:var(--red-dark)}
.auth-alt{text-align:center;margin-top:18px;font-size:14px;color:var(--muted)}
.auth-alt a{color:var(--red);font-weight:500}
.alert{padding:11px 14px;border-radius:8px;font-size:14px;margin-bottom:16px}
.alert-error{background:#fdecea;color:#a3261f;border:1px solid #f3c3bd}
.alert-success{background:#e7f6ee;color:#1d7a52;border:1px solid #b6e2cb}
.empty-box{padding:40px 0}
.muted-note{color:var(--muted);font-size:14px;margin-top:4px}

/* Post form */
.post-wrap{max-width:760px;margin:30px auto 60px;padding:0 20px}
.post-wrap h1{font-size:26px;font-weight:700;margin-bottom:4px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;margin-top:16px}
.field textarea,.field select{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:15px;outline:none;background:#fff;color:var(--ink)}
.field textarea{min-height:120px;resize:vertical}
.field textarea:focus,.field select:focus{border-color:var(--red)}
.form-row{display:flex;gap:14px;flex-wrap:wrap}
.form-row .field{flex:1 1 180px}
.field .hint{font-size:12px;color:var(--muted);margin-top:5px}
.section-label{font-weight:600;font-size:15px;margin:20px 0 12px;padding-top:14px;border-top:1px solid var(--line)}
@media(max-width:560px){.form-row .field{flex:1 1 100%}}

/* File input */
.field input[type=file]{padding:9px 12px;background:#fff;cursor:pointer}
.field input[type=file]::file-selector-button{font-family:inherit;font-size:14px;font-weight:500;border:1px solid var(--line);background:#f8f8f8;color:var(--ink);padding:6px 12px;border-radius:6px;margin-right:10px;cursor:pointer}
.field input[type=file]::file-selector-button:hover{border-color:var(--red);color:var(--red)}

/* Owner actions (Tin cua toi) */
.owner-item{display:flex;flex-direction:column}
.owner-actions{display:flex;gap:8px;margin-top:8px}
.owner-actions form{margin:0}
.btn-outline-sm{border:1px solid var(--line);border-radius:6px;padding:6px 16px;font-size:14px;font-weight:500;color:#374151;background:#fff}
.btn-outline-sm:hover{border-color:var(--red);color:var(--red)}
.btn-del-sm{border:1px solid #f3c3bd;background:#fff;color:#c0392b;border-radius:6px;padding:6px 16px;font-size:14px;font-weight:500;font-family:inherit;cursor:pointer}
.btn-del-sm:hover{background:#fdecea}

/* Existing images in edit form */
.existing-imgs{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:10px}
.exist-img{width:140px;cursor:pointer;font-size:13px;color:#374151}
.exist-img img{width:140px;height:96px;object-fit:cover;border-radius:8px;border:1px solid var(--line);display:block;margin-bottom:5px}
.exist-img span{display:flex;align-items:center;gap:5px}

/* Lead form (trang chi tiet) */
.lead-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-top:16px}
.lead-form{display:flex;flex-direction:column;gap:10px;margin-top:10px}
.lead-form input,.lead-form textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:14px;outline:none}
.lead-form input:focus,.lead-form textarea:focus{border-color:var(--red)}
.lead-form textarea{min-height:72px;resize:vertical}
.lead-form .auth-btn{margin-top:2px}

/* Trang khach lien he */
.head-actions{display:flex;gap:10px;align-items:center}
.leads-list{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.lead-row{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:var(--shadow)}
.lead-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px;gap:10px}
.lead-name{font-weight:600;font-size:16px}
.lead-time{font-size:13px;color:var(--muted);white-space:nowrap}
.lead-meta{display:flex;gap:16px;font-size:14px;margin-bottom:4px;flex-wrap:wrap}
.lead-meta a{color:var(--red);font-weight:600}
.lead-listing{font-size:14px;color:#374151;margin-bottom:2px}
.lead-listing a{color:#374151;text-decoration:underline}
.lead-msg{font-size:14px;color:#374151;background:#f8f8f8;border-radius:8px;padding:9px 11px;margin-top:8px;white-space:pre-wrap}

/* Trang quan tri (admin) */
.admin-wrap h1{font-size:26px;font-weight:700;margin-bottom:4px}
.admin-nav{display:flex;gap:6px;margin:6px 0 20px;border-bottom:1px solid var(--line)}
.admin-nav a{padding:10px 16px;font-weight:500;color:#374151;border-bottom:2px solid transparent}
.admin-nav a:hover{color:var(--red)}
.admin-nav a.active{color:var(--red);border-bottom-color:var(--red)}
.admin-table{width:100%;border-collapse:collapse;font-size:14px;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.admin-table th,.admin-table td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.admin-table th{font-weight:600;color:#6b7280;font-size:13px;background:#fafafa}
.admin-table tr:last-child td{border-bottom:none}
.admin-thumb{width:64px;height:44px;object-fit:cover;border-radius:6px;display:block}
.admin-actions{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.admin-actions form{margin:0}
.st-active{color:#1d7a52;font-weight:600}
.st-pending{color:#b7791f;font-weight:600}
.st-hidden{color:#a3261f;font-weight:600}
.role-badge{font-size:12px;padding:2px 9px;border-radius:999px;background:#eef0f3;color:#374151;font-weight:600}
.role-admin{background:#fdecea;color:#a3261f}
.btn-mini{border:1px solid var(--line);background:#fff;border-radius:6px;padding:5px 12px;font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;color:#374151;text-decoration:none;display:inline-block}
.btn-mini:hover{border-color:var(--red);color:var(--red)}
.btn-mini-del{border-color:#f3c3bd;color:#c0392b}
.btn-mini-del:hover{background:#fdecea}
@media(max-width:760px){
  .admin-table,.admin-table tbody,.admin-table tr,.admin-table td{display:block;width:100%}
  .admin-table thead{display:none}
  .admin-table tr{border-bottom:1px solid var(--line);padding:10px 0}
  .admin-table td{border:none;padding:4px 12px}
}

/* Luu tin (favorites) */
.fav-row{margin:12px 0 4px}
.fav-toggle{display:inline-block;border:1px solid var(--red);background:#fff;color:var(--red);border-radius:999px;padding:8px 18px;font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none}
.fav-toggle:hover{background:#fdecea}
.fav-toggle.faved{background:var(--red);color:#fff}

/* Dot 1: gallery lightbox, luot xem, Goi/Zalo, sap xep */
.thumbs .thumb{cursor:pointer;border:2px solid transparent;border-radius:8px}
.thumbs .thumb.active{border-color:var(--red)}
.gallery-main{cursor:zoom-in}
.detail-views{color:var(--muted);font-size:14px;margin-top:6px}
.contact-btns{display:flex;gap:8px;margin-top:12px}
.btn-call,.btn-zalo{flex:1;text-align:center;padding:11px 8px;border-radius:8px;font-weight:600;font-size:14px;text-decoration:none}
.btn-call{background:var(--red);color:#fff}
.btn-call:hover{background:var(--red-dark)}
.btn-zalo{background:#0068ff;color:#fff}
.btn-zalo:hover{filter:brightness(.95)}
.lightbox{display:none;position:fixed;inset:0;background:rgba(0,0,0,.9);z-index:1000;align-items:center;justify-content:center}
.lightbox.show{display:flex}
.lb-img{max-width:92vw;max-height:88vh;border-radius:6px}
.lb-close{position:absolute;top:14px;right:24px;color:#fff;font-size:40px;cursor:pointer;line-height:1}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);color:#fff;font-size:44px;cursor:pointer;padding:0 18px;user-select:none}
.lb-prev{left:6px}
.lb-next{right:6px}
.sort-row{display:flex;justify-content:flex-end;margin:4px 0 16px}
.sort-form{display:flex;align-items:center;gap:8px}
.sort-form label{font-size:14px;color:var(--muted)}
.sort-form .f-select{min-width:170px}

/* Dot 2: ban do vi tri */
.map-box{margin-top:22px}
.map-box h2{margin-bottom:10px}
.map-box iframe{width:100%;height:320px;border:0;border-radius:12px}

/* Dot 3: trang tinh + footer links */
.static-page{max-width:760px;margin:0 auto;padding:24px 0 44px}
.static-page h1{margin-bottom:16px}
.static-page h2{margin:22px 0 8px;font-size:18px}
.static-page p{line-height:1.75;margin-bottom:12px;color:#333}
.static-page ul{margin:0 0 12px 22px;line-height:1.8;color:#333}
.static-page a{color:var(--red);text-decoration:none}
.static-page a:hover{text-decoration:underline}
.static-page .muted{color:#888;font-size:14px}
.foot-links{display:flex;gap:18px;justify-content:center;margin:10px 0;flex-wrap:wrap}
.foot-links a{color:#fff;opacity:.85;text-decoration:none;font-size:14px}
.foot-links a:hover{opacity:1;text-decoration:underline}

/* Dot 4: honeypot an */
.hp-field{position:absolute!important;left:-9999px!important;top:auto;width:1px;height:1px;overflow:hidden}

/* Dot 5: tin noi bat */
.card-img{position:relative}
.badge-featured{position:absolute;top:10px;left:10px;background:#f5a623;color:#fff;font-size:12px;font-weight:700;padding:3px 9px;border-radius:6px;z-index:2;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.st-featured{display:inline-block;margin-left:6px;color:#d98200;font-weight:600;font-size:13px}

/* Dot 6: trang thai tin trong "Tin cua toi" */
.owner-status{font-size:13px;font-weight:600;margin:6px 0 2px}
.owner-status .st-active{color:#1a9d4b}
.owner-status .st-pending{color:#d98200}
.owner-status .st-hidden{color:#b00}

/* Dot 7: cong tac kiem duyet */
.mod-toggle{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:#fff7ed;border:1px solid #fde3c4;border-radius:10px;padding:12px 14px;margin:14px 0}
.mod-toggle .mod-on{color:#1a9d4b}
.mod-toggle .mod-off{color:#b00}
.mod-toggle .mod-hint{color:#888;font-size:13px}

/* Dot 8: nut luu tren the tin + tin tuong tu */
.card{position:relative}
.card-fav{position:absolute;top:8px;right:8px;z-index:3;margin:0}
.card-fav-anon{position:absolute;top:8px;right:8px;z-index:3}
.card-fav-btn,.card-fav-anon{width:34px;height:34px;border-radius:50%;border:none;background:rgba(255,255,255,.92);color:var(--red);font-size:18px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 1px 4px rgba(0,0,0,.22)}
.card-fav-btn.faved{background:var(--red);color:#fff}
.card-fav-btn:hover,.card-fav-anon:hover{background:#fff}
.related{margin-top:34px}
.related h2{margin-bottom:14px}

/* Dot 9: dashboard admin */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin-top:18px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}
.stat-num{font-size:30px;font-weight:800;line-height:1.1}
.stat-num.st-active{color:#1a9d4b}
.stat-num.st-pending{color:#d98200}
.stat-num.st-hidden{color:#b00}
.stat-label{margin-top:6px;color:#666;font-size:14px}
.nav-badge{display:inline-block;min-width:18px;height:18px;line-height:18px;text-align:center;background:#d98200;color:#fff;border-radius:9px;font-size:12px;font-weight:700;padding:0 5px;margin-left:4px}

/* Dot 10: bam de hien so dien thoai */
.contact-reveal{margin:10px 0}
.phone-line{font-size:18px;font-weight:700;margin-bottom:10px}
.btn-reveal{background:#fff;border:1px dashed var(--red);color:var(--red);border-radius:8px;padding:9px 14px;font-family:inherit;font-weight:600;font-size:14px;cursor:pointer}
.btn-reveal:hover{background:#fdecea}
.reveal-hidden{display:none}

/* Dot 12: trang nguoi ban */
.seller-head{display:flex;align-items:center;gap:16px;margin:10px 0 22px}
.seller-avatar{width:60px;height:60px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:800;flex-shrink:0}
.seller-name{margin:0;font-size:24px}
.seller-count{margin:4px 0 0;color:#666}
.seller-link{display:inline-block;margin:6px 0 2px;color:var(--red);font-weight:600;font-size:14px;text-decoration:none}
.seller-link:hover{text-decoration:underline}

/* Dot 13: bao cao tin */
.report-box{margin-top:14px;border-top:1px solid var(--line);padding-top:12px}
.report-toggle{background:none;border:none;color:#999;font-family:inherit;font-size:13px;cursor:pointer;padding:0;text-decoration:underline}
.report-toggle:hover{color:var(--red)}
.report-form{display:none;flex-direction:column;gap:8px;margin-top:10px}
.report-form.open{display:flex}
.report-form select,.report-form textarea{width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:14px}
.report-form textarea{min-height:60px;resize:vertical}
.report-submit{background:#fff;border:1px solid var(--red);color:var(--red);border-radius:8px;padding:9px 14px;font-family:inherit;font-weight:600;font-size:14px;cursor:pointer}
.report-submit:hover{background:#fdecea}

/* Dot 15: them tai khoan + doi mat khau admin */
.add-user{margin:0 0 18px;border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#fafafa}
.add-user summary{cursor:pointer;font-weight:600;color:var(--red)}
.add-user-form{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.add-user-form input,.add-user-form select{padding:9px 10px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:14px;flex:1;min-width:150px}
.pw-form{display:flex;gap:4px;align-items:center}
.pw-form input{width:120px;padding:5px 8px;border:1px solid var(--line);border-radius:6px;font-family:inherit;font-size:13px}

/* Dot 18: tin tuc / bai viet */
.article-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-top:8px}
.art-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.art-cover{display:block;aspect-ratio:16/9;background:#eef0f3;position:relative;overflow:hidden}
.art-cover img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.art-cover-ph{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;gap:6px;background:linear-gradient(135deg,#e0312a,#b3251f);color:#fff;text-align:left;padding:14px}
.art-cover-ph::before{content:"";position:absolute;inset:0;opacity:.5;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.09) 0 2px,transparent 2px 22px)}
.art-cover-ph .ph-cat{align-self:flex-start;background:rgba(255,255,255,.22);padding:3px 10px;border-radius:999px;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;position:relative}
.art-cover-ph svg{position:absolute;top:14px;right:14px;width:26px;height:26px;opacity:.55}
.art-cover-ph b{position:relative;font-weight:700;font-size:16px;letter-spacing:.01em;line-height:1.3;text-shadow:0 1px 6px rgba(0,0,0,.15)}
.art-cover-ph small{position:relative;font-size:10.5px;opacity:.7;font-weight:700;letter-spacing:.03em}
/* Xoay huong gradient theo vi tri de cac the cung chuyen muc khong bi giong het nhau */
.art-card:nth-child(3n+2) .art-cover-ph{background:linear-gradient(200deg,#e0312a,#b3251f)}
.art-card:nth-child(3n+3) .art-cover-ph{background:linear-gradient(70deg,#e0312a,#b3251f)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-PHAP_LY{background:linear-gradient(200deg,#2563eb,#1e40af)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-PHAP_LY{background:linear-gradient(70deg,#2563eb,#1e40af)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-TAI_CHINH{background:linear-gradient(200deg,#0891b2,#0e7490)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-TAI_CHINH{background:linear-gradient(70deg,#0891b2,#0e7490)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-DAU_TU{background:linear-gradient(200deg,#059669,#047857)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-DAU_TU{background:linear-gradient(70deg,#059669,#047857)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-CAM_NANG{background:linear-gradient(200deg,#d97706,#b45309)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-CAM_NANG{background:linear-gradient(70deg,#d97706,#b45309)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-PHONG_THUY{background:linear-gradient(200deg,#7c3aed,#5b21b6)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-PHONG_THUY{background:linear-gradient(70deg,#7c3aed,#5b21b6)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-DU_AN{background:linear-gradient(200deg,#db2777,#9d174d)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-DU_AN{background:linear-gradient(70deg,#db2777,#9d174d)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-QUY_HOACH{background:linear-gradient(200deg,#0d9488,#115e59)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-QUY_HOACH{background:linear-gradient(70deg,#0d9488,#115e59)}
.art-card:nth-child(3n+2) .art-cover-ph.ph-KHAC{background:linear-gradient(200deg,#64748b,#475569)}
.art-card:nth-child(3n+3) .art-cover-ph.ph-KHAC{background:linear-gradient(70deg,#64748b,#475569)}
.art-cover-ph.ph-THI_TRUONG{background:linear-gradient(135deg,#e0312a,#b3251f)}
.art-cover-ph.ph-PHAP_LY{background:linear-gradient(135deg,#2563eb,#1e40af)}
.art-cover-ph.ph-TAI_CHINH{background:linear-gradient(135deg,#0891b2,#0e7490)}
.art-cover-ph.ph-DAU_TU{background:linear-gradient(135deg,#059669,#047857)}
.art-cover-ph.ph-CAM_NANG{background:linear-gradient(135deg,#d97706,#b45309)}
.art-cover-ph.ph-PHONG_THUY{background:linear-gradient(135deg,#7c3aed,#5b21b6)}
.art-cover-ph.ph-DU_AN{background:linear-gradient(135deg,#db2777,#9d174d)}
.art-cover-ph.ph-QUY_HOACH{background:linear-gradient(135deg,#0d9488,#115e59)}
.art-cover-ph.ph-KHAC{background:linear-gradient(135deg,#64748b,#475569)}
.art-body{padding:14px 16px}
.art-title{display:block;font-weight:700;font-size:17px;color:#1b1b1b;text-decoration:none;line-height:1.35}
.art-title:hover{color:var(--red)}
.art-summary{margin:8px 0 0;color:#555;font-size:14px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.art-meta{margin-top:10px;color:#999;font-size:13px;display:flex;gap:6px;flex-wrap:wrap}
.article-page{max-width:780px}
.article-full h1{font-size:30px;line-height:1.25;margin:6px 0 10px}
.article-meta{color:#888;font-size:14px;display:flex;gap:6px;flex-wrap:wrap;margin-bottom:18px}
.article-cover{width:100%;border-radius:var(--radius);margin-bottom:20px}
.article-content{font-size:17px;line-height:1.75;color:#222}
.article-content h2{font-size:23px;margin:26px 0 10px}
.article-content h3{font-size:19px;margin:22px 0 8px}
.article-content p{margin:0 0 16px}
.article-content img{max-width:100%;border-radius:8px;margin:10px 0}
.article-content blockquote{margin:16px 0;padding:8px 16px;border-left:4px solid var(--red);background:#fafafa;color:#444}
.article-content ul,.article-content ol{margin:0 0 16px 22px}
.article-content a{color:var(--red)}
.article-actions{margin-top:24px}
.btn-like{padding:9px 16px;border:1px solid var(--line);border-radius:20px;background:#fff;font-size:14px;font-weight:600;cursor:pointer;color:#444}
.btn-like:hover:not(:disabled){border-color:var(--red);color:var(--red)}
.btn-like.liked{background:#fff1f1;border-color:var(--red);color:var(--red)}
.btn-like:disabled{cursor:default}
.article-share{margin-top:28px;padding-top:16px;border-top:1px solid var(--line);display:flex;gap:14px;align-items:center;color:#888;font-size:14px}
.article-share a{color:var(--red);text-decoration:none;font-weight:600}
.locked-category{display:flex;flex-direction:column;gap:4px}
.locked-category input[disabled]{background:#f5f5f5;color:#666}
.article-form{display:flex;flex-direction:column;gap:8px;max-width:780px}
.article-form label{font-weight:600;margin-top:10px}
.article-form input[type=text],.article-form textarea,.article-form select{padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:15px;width:100%}
.article-form .auth-btn{margin-top:18px;max-width:240px}
.current-cover{display:flex;gap:10px;align-items:center;margin-bottom:6px}
.current-cover img{width:120px;height:70px;object-fit:cover;border-radius:6px}
#editor{height:340px;background:#fff;border:1px solid var(--line);border-top:none}
#editor-toolbar{border:1px solid var(--line)}

/* Dot 19: trinh soan thao nang cao + render dinh dang tren trang cong khai */
/* nhan co chu trong toolbar */
.ql-snow .ql-picker.ql-size{width:70px}
.ql-snow .ql-picker.ql-size .ql-picker-label::before{content:'Cỡ chữ'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="13px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="13px"]::before{content:'13'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="14px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="14px"]::before{content:'14'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="16px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="16px"]::before{content:'16'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="18px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="18px"]::before{content:'18'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="20px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="20px"]::before{content:'20'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="24px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="24px"]::before{content:'24'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="30px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="30px"]::before{content:'30'}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="36px"]::before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="36px"]::before{content:'36'}
/* render dinh dang cua Quill tren trang bai viet (trang cong khai khong nap CSS cua Quill) */
.article-content .ql-align-center{text-align:center}
.article-content .ql-align-right{text-align:right}
.article-content .ql-align-justify{text-align:justify}
.article-content .ql-font-serif{font-family:Georgia,'Times New Roman',serif}
.article-content .ql-font-monospace{font-family:Menlo,Consolas,monospace}
.article-content .ql-indent-1{padding-left:3em}
.article-content .ql-indent-2{padding-left:6em}
.article-content .ql-indent-3{padding-left:9em}
.article-content .ql-indent-4{padding-left:12em}

/* Dot 21: dinh gia dat */
.dg-page{max-width:760px}
.dg-note{background:#fff8f0;border:1px solid #f0d9c0;border-radius:var(--radius);padding:12px 14px;color:#7a5a30;font-size:14px;margin-bottom:16px}
.dg-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.dg-tab{padding:9px 14px;border:1px solid var(--line);background:#fff;border-radius:999px;cursor:pointer;font-size:14px;font-family:inherit}
.dg-tab.active{background:var(--red);color:#fff;border-color:var(--red)}
.dg-panel{display:none;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px}
.dg-panel.active{display:block}
.dg-panel h2{font-size:19px;margin:0 0 6px}
.dg-desc{color:#555;font-size:14px;line-height:1.55;margin:0 0 14px}
.dg-panel label{display:block;font-weight:600;margin-top:12px;margin-bottom:4px;font-size:14px}
.dg-panel input,.dg-panel select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:15px;font-family:inherit}
.dg-comp{margin-top:12px;padding:12px;border:1px dashed var(--line);border-radius:8px}
.dg-comp strong{font-size:14px;color:#444}
.dg-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:8px}
.dg-hint{color:#888;font-size:13px;margin:8px 0 0}
.dg-panel .auth-btn{margin-top:16px;max-width:200px}
.dg-result{display:none;margin-top:16px;padding:14px 16px;background:#f6faf6;border:1px solid #cfe6cf;border-radius:8px;font-size:15px;line-height:1.7}
.dg-big{font-size:20px;color:var(--red)}
.dg-warn{color:#b5402f}
@media(max-width:540px){.dg-row{grid-template-columns:1fr}}

/* Dot 22: dinh gia so sanh v2 */
.ss-page{max-width:900px}
.ss-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:18px}
.ss-card h2{font-size:18px;margin:0 0 14px}
.ss-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}
.ss-grid > div{display:flex;flex-direction:column}
.ss-col2{grid-column:1 / -1}
.ss-grid label,.ss-comp label,.ss-adj > span{font-weight:600;font-size:13px;margin-bottom:4px;color:#444}
.ss-grid input,.ss-grid select,.ss-comp input,.ss-search input,.ss-search select{padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;width:100%}
.ss-map{height:300px;border:1px solid var(--line);border-radius:8px;margin-top:6px;z-index:0}
.ss-map-tools{display:flex;align-items:center;gap:10px;margin-top:10px;flex-wrap:wrap}
.ss-adv{margin-top:14px;border-top:1px dashed var(--line);padding-top:10px}
.ss-adv summary{cursor:pointer;font-weight:600;color:var(--red)}
.ss-src{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-bottom:12px;font-size:14px}
.ss-src label{font-weight:500}
.ss-search{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.ss-search > *{flex:1;min-width:130px}
.ss-cands{display:flex;flex-direction:column;gap:8px}
.ss-cand{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fafafa}
.ss-tag{display:inline-block;background:#eef2ff;color:#3b4cca;font-size:11px;padding:2px 7px;border-radius:999px;font-weight:600}
.ss-comp{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-top:12px;background:#fcfcfc}
.ss-comp-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.ss-x{margin-left:auto;border:none;background:#f3d6d2;color:#b5402f;border-radius:6px;width:26px;height:26px;cursor:pointer}
.ss-comp-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
.ss-comp-grid > div{display:flex;flex-direction:column}
.ss-adj{margin-top:10px}
.ss-adj > span{display:block;margin-bottom:6px;color:#777;font-weight:500;font-size:13px}
.ss-comp-out{margin-top:8px;font-size:14px;color:#2e7d32}
.ss-comp-grid input{padding:7px 9px;border:1px solid var(--line);border-radius:7px;font-size:13px;width:100%}
#save-box label{display:block;font-size:14px;margin-bottom:4px}
#save-box input[type=text]{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px}
@media(max-width:640px){.ss-grid{grid-template-columns:1fr}.ss-comp-grid{grid-template-columns:1fr 1fr}}

/* Dot 22c: bao cao phan tich ket qua so sanh */
.ss-rh{font-size:18px;margin:4px 0 10px;color:var(--red)}
.ss-rh2{font-size:15px;margin:18px 0 8px}
.ss-final{font-size:15px;line-height:1.7}
.ss-range{margin-top:6px;font-size:14px;color:#444}
.ss-conf{margin-top:6px;font-size:14px}
.ss-tbl{width:100%;border-collapse:collapse;font-size:13px;margin-top:4px}
.ss-tbl th,.ss-tbl td{border:1px solid var(--line);padding:7px 9px;text-align:left}
.ss-tbl th{background:#f5f5f7;font-weight:600}
.ss-notes{margin:8px 0 0;padding-left:18px;font-size:14px;line-height:1.65;color:#333}
.ss-notes li{margin-bottom:7px}
.ss-disc{color:#777;font-size:13px;font-style:italic}

/* Dot 25: thu nhap - hang muc cho thue */
.inc-row{display:grid;grid-template-columns:2fr 1fr 1.4fr auto;gap:8px;margin-bottom:8px;align-items:center}
.inc-row input{padding:8px 10px;border:1px solid var(--line);border-radius:7px;font-size:14px;width:100%}
@media(max-width:640px){.inc-row{grid-template-columns:1fr 1fr auto}}

/* Dot 27: thang du - hinh minh hoa loai hinh */
.td-illus-card #illus svg{width:100%;height:auto;display:block;border-radius:10px;border:1px solid var(--line);margin-top:10px;max-height:220px}
.td-illus-card #illus img{width:100%;height:auto;display:block;border-radius:10px;border:1px solid var(--line);margin-top:10px;max-height:300px;object-fit:cover}

/* Dot 30: he so K - the so sanh */
.kcomp{border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-bottom:10px;background:#fafafa}
.kcomp-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}

/* BDSNL - Chèn bảng trong trình soạn bài (Quill 1.3.7) */
.bds-table-toolbar-wrap{position:relative;display:inline-block;vertical-align:top}
.ql-snow.ql-toolbar button.ql-bds-table,.ql-snow .ql-toolbar button.ql-bds-table{font-size:19px;line-height:18px;font-weight:700;color:#444}
.bds-table-picker{display:none;position:absolute;left:0;top:31px;z-index:2000;width:258px;padding:10px;background:#fff;border:1px solid #cbd5e1;border-radius:8px;box-shadow:0 8px 24px rgba(15,23,42,.18)}
.bds-table-picker.open{display:block}
.bds-table-picker-label{font-size:13px;font-weight:700;color:#334155;margin:0 0 8px;white-space:nowrap}
.bds-table-picker-grid{display:grid;grid-template-columns:repeat(10,20px);gap:3px;width:max-content;clear:both}
.ql-toolbar.ql-snow .bds-table-picker-grid button.bds-table-picker-cell{float:none;width:20px;height:20px;padding:0;margin:0;border:1px solid #cbd5e1;background:#fff;border-radius:2px}
.ql-toolbar.ql-snow .bds-table-picker-grid button.bds-table-picker-cell:hover,
.ql-toolbar.ql-snow .bds-table-picker-grid button.bds-table-picker-cell.active{background:#dbeafe;border-color:#3b82f6}
.ql-toolbar.ql-snow button.bds-table-custom-size{float:none;width:100%;height:auto;margin:9px 0 0;padding:7px 8px;border:1px solid #cbd5e1;border-radius:6px;background:#f8fafc;color:#334155;font-size:12px;line-height:1.2;text-align:center}
.ql-toolbar.ql-snow button.bds-table-custom-size:hover{background:#eef2ff;color:#1d4ed8}

#editor .bds-table-embed{display:block;margin:10px 0;padding:8px;border:1px dashed #94a3b8;border-radius:7px;background:#fff}
#editor .bds-table-actions{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin:0 0 7px;padding:5px 6px;background:#f8fafc;border:1px solid #e2e8f0;border-radius:6px}
#editor .bds-table-actions-label{font-size:12px;font-weight:700;color:#475569;margin-right:2px}
#editor .bds-table-actions button{border:1px solid #cbd5e1;background:#fff;color:#334155;border-radius:5px;padding:4px 7px;font-size:12px;cursor:pointer}
#editor .bds-table-actions button:hover{background:#f1f5f9}
#editor .bds-table-actions button.danger{color:#b91c1c;border-color:#fecaca}
#editor .bds-table-scroll{width:100%;overflow-x:auto}
#editor .bds-table-embed table{width:100%;min-width:260px;border-collapse:collapse;table-layout:fixed;margin:0}
#editor .bds-table-embed th,#editor .bds-table-embed td{min-width:70px;height:34px;border:1px solid #94a3b8;padding:6px 8px;vertical-align:top;background:#fff;outline:none;word-break:break-word}
#editor .bds-table-embed td.bds-active-cell,#editor .bds-table-embed th.bds-active-cell{box-shadow:inset 0 0 0 2px #2563eb;background:#eff6ff}

/* Hiển thị bảng đã lưu trong bài viết công khai */
.article-content table{width:100%;border-collapse:collapse;margin:16px 0;display:table}
.article-content th,.article-content td{border:1px solid #b8c0cc;padding:8px 10px;vertical-align:top;text-align:left}
.article-content th{background:#f5f7fa;font-weight:700}
@media(max-width:640px){
  .bds-table-picker{left:auto;right:-6px;max-width:calc(100vw - 36px)}
  #editor .bds-table-actions{gap:4px}
  #editor .bds-table-actions button{padding:4px 6px}
  .article-content{overflow-wrap:anywhere}
  .article-content table{display:block;overflow-x:auto;white-space:normal}
}