/* ============================================================
   PHÚ MỸ PRINT — Main Stylesheet v2
   ============================================================ */
:root{
  --gold:#C9A84C;--gold-l:#E8D08A;--gold-d:#9A7B30;
  --cream:#FAF6EF;--cream-d:#F0E8D8;
  --brown:#3D2B1F;--brown-l:#6B4C3B;
  --text:#2A1F17;--muted:#7A6858;--border:#E8D9C0;
  --white:#fff;--footer:#1E1410;
  --surface:#fff;--bg:#fff;
  --shadow:0 4px 24px rgba(61,43,31,.12);
  --shadow-lg:0 12px 48px rgba(61,43,31,.18);
  --r:6px;--r-lg:12px;
  --green:#27ae60;--red:#e74c3c;--blue:#2980b9;
  --font-body:'Nunito',sans-serif;
  --font-heading:'Cormorant Garamond',serif;
  --font-size-base:16px;
}
/* ── Dark Mode — ghi đè bộ biến màu, giữ nguyên toàn bộ layout/component sẵn có ── */
[data-theme="dark"]{
  --cream:#241a14;--cream-d:#1c140f;
  --text:#EDE6DC;--muted:#B8A990;--border:#4a3a2c;
  --brown:#F2EAE0;--brown-l:#D8C6AC;
  --white:#2b2019;--surface:#2b2019;--bg:#17110d;
  --footer:#0f0b08;
  --shadow:0 4px 24px rgba(0,0,0,.4);
  --shadow-lg:0 12px 48px rgba(0,0,0,.5);
}
[data-theme="dark"] body{background:var(--bg)}
[data-theme="dark"] .card-img-wrap,[data-theme="dark"] .fb-static,[data-theme="dark"] .fb-flip-face{background:#3a2c22}
[data-theme="dark"] img{filter:brightness(.92)}
[data-theme="dark"] .theme-toggle .icon-sun{display:none}
[data-theme="dark"] .theme-toggle .icon-moon{display:inline}
.theme-toggle{background:none;border:1.5px solid var(--border);border-radius:50%;width:38px;height:38px;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;color:var(--brown);transition:.2s}
.theme-toggle:hover{border-color:var(--gold)}
.theme-toggle .icon-moon{display:none}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:var(--font-size-base)}
body{font-family:var(--font-body);color:var(--text);background:var(--surface);line-height:1.7;overflow-x:hidden}
h1,h2,h3,h4,h5{font-family:var(--font-heading);font-weight:600;line-height:1.3;color:var(--brown)}
a{color:var(--gold-d);text-decoration:none;transition:all .3s}
a:hover{color:var(--gold)}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ── Buttons ── */
.btn{display:inline-block;padding:12px 28px;border-radius:30px;font-family:var(--font-body);font-weight:700;font-size:14px;letter-spacing:.5px;cursor:pointer;border:none;transition:all .3s;text-align:center;line-height:1.4}
.btn-gold{background:linear-gradient(135deg,var(--gold-d),var(--gold),var(--gold-l));color:#fff;box-shadow:0 4px 16px rgba(201,168,76,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(201,168,76,.5);color:#fff}
.btn-outline{background:transparent;border:2px solid var(--gold);color:var(--gold-d)}
.btn-outline:hover{background:var(--gold);color:#fff}
.btn-white{background:var(--surface);color:var(--brown)}
.btn-white:hover{background:var(--cream);color:var(--brown)}
.btn-sm{padding:8px 18px;font-size:13px}
.btn-dark{background:var(--brown);color:#fff}
.btn-dark:hover{background:var(--brown-l);color:#fff}
.w-100{width:100%}

/* ── Section title ── */
.section-title{text-align:center;margin-bottom:48px}
.section-title .lbl{display:inline-block;font-size:11px;letter-spacing:4px;text-transform:uppercase;color:var(--gold);margin-bottom:8px;font-weight:700}
.section-title h2{font-size:clamp(1.8rem,3.5vw,2.8rem)}
.section-title p{color:var(--muted);max-width:540px;margin:10px auto 0;font-size:15px}
.gold-line{width:56px;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);margin:14px auto}

/* ── Floating ── */
.floating-contacts{position:fixed;right:18px;bottom:80px;z-index:900;display:flex;flex-direction:column;gap:10px}
.float-btn{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.25);transition:transform .3s;font-size:18px;font-weight:800;text-decoration:none;color:#fff}
.float-btn:hover{transform:scale(1.15);color:#fff}
.fb-float{background:#1877F2}.zalo-float{background:#0068FF;font-family:sans-serif}
.phone-float{background:#25D366;font-size:22px}

/* ── Header ── */
.header-top{background:var(--brown);color:rgba(255,255,255,.8);font-size:12px;padding:6px 0}
.header-top-inner{display:flex;gap:20px;align-items:center;justify-content:center;flex-wrap:wrap}
.header-top-inner a{color:rgba(255,255,255,.8)}
.site-header{position:sticky;top:0;z-index:200;background:var(--surface);box-shadow:0 2px 16px rgba(61,43,31,.1)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:12px;color:var(--brown)!important}
.logo-icon{font-size:26px;color:var(--gold)}
.logo-name{display:block;font-family:var(--font-heading);font-size:22px;font-weight:700;color:var(--brown);line-height:1.1}
.logo-tagline{display:block;font-size:10px;color:var(--gold);letter-spacing:2px;text-transform:uppercase}
.main-nav{display:flex;align-items:center;gap:2px}
.nav-link{padding:8px 12px;font-size:13.5px;font-weight:700;color:var(--brown)!important;border-radius:var(--r);transition:all .25s;white-space:nowrap}
.nav-link:hover,.nav-link.active{color:var(--gold-d)!important}
.nav-dropdown{position:relative}
.dropdown-menu{display:none;position:absolute;top:calc(100% + 4px);left:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:8px;min-width:210px;box-shadow:var(--shadow-lg);z-index:300}
.nav-dropdown:hover .dropdown-menu{display:block}
.dropdown-menu a{display:block;padding:8px 14px;color:var(--text)!important;font-size:13.5px;border-radius:6px;font-weight:600}
.dropdown-menu a:hover{background:var(--cream);color:var(--gold-d)!important}
.btn-order{background:linear-gradient(135deg,var(--gold-d),var(--gold));color:#fff!important;padding:9px 18px;border-radius:30px;margin-left:6px}
.btn-order:hover{box-shadow:0 4px 14px rgba(201,168,76,.4);transform:translateY(-1px);color:#fff!important}
.hamburger{display:none;background:none;border:none;cursor:pointer;padding:5px}
.hamburger span{display:block;width:24px;height:2px;background:var(--brown);margin:5px 0;transition:.3s}
.nav-close{display:none}

/* ── Hero ── */
.hero{min-height:88vh;background:linear-gradient(135deg,#1E1410 0%,#3D2B1F 60%,#2A1F17 100%);display:flex;align-items:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(201,168,76,.15) 0%,transparent 60%)}
.hero-inner{position:relative;z-index:2;padding:80px 0;width:100%}
.hero-inner.has-slider{display:flex;align-items:center;gap:48px;justify-content:space-between}
.hero-inner.has-slider .hero-content{flex:1;min-width:0}
.hero-slider{width:420px;max-width:44%;flex-shrink:0;position:relative;border-radius:16px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.4);aspect-ratio:4/5}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .7s ease;pointer-events:none}
.hero-slide.active{opacity:1;pointer-events:auto}
.hero-slide a{display:block;width:100%;height:100%}
.hero-slide img{width:100%;height:100%;object-fit:cover;display:block}
.hero-slide-caption{position:absolute;left:0;right:0;bottom:0;padding:24px 20px 18px;background:linear-gradient(0deg,rgba(0,0,0,.75),transparent)}
.hero-slide-caption h4{color:#fff;font-size:1.15rem;margin-bottom:4px}
.hero-slide-caption p{color:rgba(255,255,255,.85);font-size:13px;margin:0;max-width:none}
.hero-slider-dots{position:absolute;bottom:10px;right:14px;display:flex;gap:6px;z-index:3}
.hero-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.4);border:none;cursor:pointer;padding:0;transition:.2s}
.hero-dot.active{background:var(--gold-l);width:20px;border-radius:4px}
@media(max-width:900px){
  .hero-inner.has-slider{flex-direction:column}
  .hero-slider{width:100%;max-width:100%;aspect-ratio:16/9}
}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(201,168,76,.12);border:1px solid rgba(201,168,76,.3);color:var(--gold-l);padding:6px 16px;border-radius:20px;font-size:11px;letter-spacing:2px;text-transform:uppercase;margin-bottom:22px}
.hero h1{font-size:clamp(2.6rem,5.5vw,4.6rem);color:#fff;line-height:1.15;margin-bottom:18px}
.hero h1 span{color:var(--gold-l)}
.hero p{color:rgba(255,255,255,.72);font-size:1.05rem;margin-bottom:32px;max-width:560px;line-height:1.8}
.hero-buttons{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:32px;margin-top:52px;padding-top:32px;border-top:1px solid rgba(201,168,76,.2);flex-wrap:wrap}
.stat-item{text-align:center}
.stat-number{font-family:var(--font-heading);font-size:2rem;font-weight:700;color:var(--gold-l);line-height:1}
.stat-label{font-size:12px;color:rgba(255,255,255,.55);margin-top:4px}

/* ── Category cards ── */
.cat-card{background:var(--surface);border-radius:var(--r-lg);padding:28px 18px;text-align:center;border:1px solid var(--border);transition:all .35s;cursor:pointer;position:relative;overflow:hidden;display:block;color:var(--text)!important}
.cat-card::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold-d),var(--gold-l));transform:scaleX(0);transition:.35s}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--gold-l)}
.cat-card:hover::after{transform:scaleX(1)}
.cat-icon{font-size:2.4rem;margin-bottom:10px;line-height:1}
.cat-name{font-family:var(--font-heading);font-size:1.1rem;font-weight:700;color:var(--brown);margin-bottom:4px}
.cat-count{font-size:12px;color:var(--gold)}

/* ── Card grid ── */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:22px}
.card-item{background:var(--surface);border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border);transition:all .35s}
.card-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.card-img-wrap{position:relative;padding-top:135%;overflow:hidden;background:var(--cream)}
.card-img-wrap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card-item:hover .card-img-wrap img{transform:scale(1.06)}
.card-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:3rem;color:var(--border)}
.card-badges{position:absolute;top:8px;left:8px;display:flex;flex-direction:column;gap:4px;z-index:2}
.badge{padding:3px 10px;border-radius:20px;font-size:10px;font-weight:700;letter-spacing:1px;text-transform:uppercase}
.badge-new{background:var(--gold);color:#fff}
.badge-hot{background:var(--red);color:#fff}
.badge-feat{background:#8e44ad;color:#fff}
.card-overlay{position:absolute;inset:0;background:rgba(30,20,16,.7);display:flex;align-items:center;justify-content:center;gap:8px;opacity:0;transition:.3s;z-index:3}
.card-item:hover .card-overlay{opacity:1}
.card-overlay a{background:var(--surface);color:var(--brown);padding:8px 16px;border-radius:20px;font-size:12px;font-weight:700;transition:all .2s}
.card-overlay a:hover{background:var(--gold);color:#fff}
.card-body{padding:14px}
.card-code{font-size:10px;color:var(--gold);text-transform:uppercase;letter-spacing:1px}
.card-name{font-family:var(--font-heading);font-size:1.05rem;font-weight:700;color:var(--brown);margin:3px 0}
.card-price{color:var(--gold-d);font-weight:700;font-size:.9rem}
.card-price .from{font-size:11px;color:var(--muted);font-weight:400}

/* ── Print product cards ── */
.print-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.print-card{background:var(--surface);border-radius:var(--r-lg);border:1px solid var(--border);overflow:hidden;transition:all .35s;display:flex;flex-direction:column}
.print-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.print-card-img{height:180px;overflow:hidden;background:var(--cream);display:flex;align-items:center;justify-content:center;font-size:4rem;position:relative}
.print-card-img img{width:100%;height:100%;object-fit:cover}
.print-card-body{padding:20px;flex:1;display:flex;flex-direction:column}
.print-card-icon{font-size:1.8rem;margin-bottom:8px}
.print-card-name{font-family:var(--font-heading);font-size:1.25rem;font-weight:700;color:var(--brown);margin-bottom:6px}
.print-card-desc{font-size:13px;color:var(--muted);flex:1;margin-bottom:14px;line-height:1.6}
.print-card-footer{display:flex;gap:8px;flex-wrap:wrap}

/* ── Price table ── */
.price-table-wrap{overflow-x:auto;border-radius:var(--r-lg);box-shadow:var(--shadow)}
.price-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:620px}
.price-table thead tr{background:linear-gradient(135deg,var(--brown),var(--brown-l));color:#fff}
.price-table th{padding:14px 16px;text-align:center;font-weight:700;font-size:12px;letter-spacing:.5px;white-space:nowrap}
.price-table th:first-child{text-align:left}
.price-table td{padding:12px 16px;border-bottom:1px solid var(--border);text-align:center;color:var(--text)}
.price-table td:first-child{text-align:left;font-weight:600;color:var(--brown)}
.price-table tr:nth-child(even) td{background:var(--cream)}
.price-table tr:hover td{background:#FBF2E3}
.price-table .best-col{background:rgba(201,168,76,.12)!important;font-weight:700;color:var(--gold-d)}
.price-note{font-size:12px;color:var(--muted);margin-top:8px}

/* ── Calculator ── */
.calc-box{background:linear-gradient(135deg,var(--brown),#2A1F17);border-radius:var(--r-lg);padding:32px;color:#fff}
.calc-box h3{color:var(--gold-l);font-size:1.5rem;margin-bottom:20px}
.calc-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.calc-label{font-size:13px;color:rgba(255,255,255,.7);margin-bottom:6px}
.calc-select,.calc-input{width:100%;padding:11px 14px;border:1.5px solid rgba(201,168,76,.3);border-radius:var(--r);background:rgba(255,255,255,.06);color:#fff;font-size:14px;font-family:var(--font-body)}
.calc-select option{background:var(--brown);color:#fff}
.calc-select:focus,.calc-input:focus{outline:none;border-color:var(--gold)}
.calc-result{background:rgba(201,168,76,.15);border:1px solid rgba(201,168,76,.3);border-radius:var(--r);padding:20px;margin-top:16px;text-align:center}
.calc-total{font-family:var(--font-heading);font-size:2.4rem;font-weight:700;color:var(--gold-l)}
.calc-detail{font-size:13px;color:rgba(255,255,255,.6);margin-top:6px}
.calc-btn{width:100%;padding:13px;background:linear-gradient(135deg,var(--gold-d),var(--gold));color:#fff;border:none;border-radius:var(--r);font-size:15px;font-weight:700;cursor:pointer;margin-top:12px;font-family:var(--font-body);transition:all .3s}
.calc-btn:hover{opacity:.9;transform:translateY(-1px)}

/* ── Process ── */
.process-section{padding:80px 0;background:linear-gradient(135deg,#2A1F17,#3D2B1F);color:#fff}
.process-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.process-step{text-align:center;padding:28px 16px}
.step-num{width:58px;height:58px;border-radius:50%;background:rgba(201,168,76,.15);border:2px solid rgba(201,168,76,.4);color:var(--gold-l);font-family:var(--font-heading);font-size:1.6rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.step-icon{font-size:2rem;margin-bottom:10px}
.process-step h3{color:var(--gold-l);font-size:1.1rem;margin-bottom:8px}
.process-step p{color:rgba(255,255,255,.6);font-size:13px}

/* ── Why us ── */
.whyus-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.whyus-item{background:var(--surface);border-radius:var(--r-lg);padding:32px 26px;border:1px solid var(--border);position:relative;overflow:hidden}
.whyus-item::after{content:attr(data-icon);position:absolute;bottom:-10px;right:-10px;font-size:5rem;opacity:.05;line-height:1}
.whyus-icon{font-size:2rem;margin-bottom:14px}
.whyus-item h3{font-size:1.15rem;margin-bottom:8px}
.whyus-item p{color:var(--muted);font-size:13.5px}

/* ── Testimonial ── */
.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:22px}
.testi{background:var(--cream);border-radius:var(--r-lg);padding:28px;border:1px solid var(--border);position:relative}
.testi::before{content:'\201C';font-family:var(--font-heading);font-size:5rem;color:var(--gold-l);position:absolute;top:-10px;left:18px;line-height:1;opacity:.4}
.testi-text{color:var(--text);font-style:italic;padding-top:18px;margin-bottom:16px;font-size:14px}
.testi-author{display:flex;align-items:center;gap:12px}
.testi-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--gold-d),var(--gold));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1rem}
.testi-name{font-weight:700;color:var(--brown);font-size:14px}
.testi-type{font-size:12px;color:var(--gold)}
.stars{color:var(--gold);font-size:13px}

/* ── CTA ── */
.cta-section{padding:90px 0;background:linear-gradient(135deg,var(--gold-d),var(--gold),var(--gold-l));text-align:center;position:relative;overflow:hidden}
.cta-section h2{color:#fff;font-size:clamp(1.8rem,3.5vw,2.8rem);margin-bottom:14px}
.cta-section p{color:rgba(255,255,255,.85);font-size:1.05rem;margin-bottom:32px}
.cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ── Page hero ── */
.page-hero{padding:52px 0;background:linear-gradient(135deg,#1E1410,#3D2B1F);text-align:center;color:#fff}
.page-hero h1{color:#fff;font-size:clamp(1.8rem,3.5vw,2.6rem)}
.page-hero p{color:rgba(255,255,255,.68);margin-top:8px;font-size:15px}
.breadcrumb{display:flex;gap:8px;align-items:center;justify-content:center;margin-top:14px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.55);font-size:13px}
.breadcrumb a:hover{color:var(--gold-l)}
.breadcrumb span{color:var(--gold-l);font-size:13px}

/* ── Filter bar ── */
.filter-bar{background:var(--cream);border-bottom:1px solid var(--border);padding:14px 0;position:sticky;top:68px;z-index:100}
.filter-inner{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.filter-btn{padding:7px 16px;border-radius:20px;border:1.5px solid var(--border);background:var(--surface);color:var(--muted);font-size:13px;font-weight:700;cursor:pointer;transition:all .25s;text-decoration:none;display:inline-block;font-family:var(--font-body)}
.filter-btn:hover,.filter-btn.active{background:var(--gold);color:#fff;border-color:var(--gold)}

/* ── Form ── */
.form-section{padding:60px 0;background:var(--cream)}
.form-card{background:var(--surface);border-radius:var(--r-lg);padding:44px;box-shadow:var(--shadow);border:1px solid var(--border);max-width:760px;margin:0 auto}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fg{margin-bottom:18px}
.fg label{display:block;font-weight:700;font-size:13px;color:var(--brown);margin-bottom:6px}
.fg label .req{color:var(--red)}
.fc{width:100%;padding:11px 15px;border:1.5px solid var(--border);border-radius:var(--r);font-family:var(--font-body);font-size:14px;color:var(--text);background:var(--surface);transition:border-color .3s}
.fc:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,168,76,.1)}
.fn{font-size:12px;color:var(--muted);margin-top:4px}
.alert{padding:13px 18px;border-radius:var(--r);margin-bottom:18px;font-size:13.5px}
.alert-ok{background:#d4edda;color:#155724;border:1px solid #c3e6cb}
.alert-err{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}
.alert-info{background:#d1ecf1;color:#0c5460;border:1px solid #bee5eb}

/* ── Sidebar ── */
.sidebar-card{background:var(--surface);border-radius:var(--r-lg);border:1px solid var(--border);overflow:hidden;margin-bottom:20px}
.sidebar-card-hd{padding:14px 18px;border-bottom:1px solid var(--border);font-weight:700;font-size:14px;color:var(--brown)}
.sidebar-card-bd{padding:12px}
.sidebar-link-item{display:flex;justify-content:space-between;align-items:center;padding:9px 10px;border-radius:var(--r);font-size:13.5px;color:var(--text);transition:all .2s;font-weight:600}
.sidebar-link-item:hover,.sidebar-link-item.active{background:var(--cream);color:var(--gold-d)}
.sidebar-link-item .cnt{font-size:12px;color:var(--muted);background:var(--cream);padding:2px 8px;border-radius:20px}

/* ── Detail page ── */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.detail-img{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--border);cursor:zoom-in}
.detail-img img{width:100%}
.detail-code{font-size:12px;color:var(--gold);letter-spacing:2px;text-transform:uppercase;margin-bottom:4px}
.detail-price{font-size:1.7rem;font-weight:700;color:var(--gold-d);margin:18px 0;font-family:var(--font-heading)}
.specs-table{width:100%;border-collapse:collapse;font-size:13.5px;margin:18px 0}
.specs-table td{padding:9px 0;border-bottom:1px solid var(--border)}
.specs-table td:first-child{color:var(--muted);width:140px}
.specs-table td:last-child{font-weight:700;color:var(--brown)}

/* ── Blog ── */
.post-card{background:var(--surface);border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border);transition:all .35s;display:block;color:var(--text)!important}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.post-img{padding-top:56%;position:relative;overflow:hidden;background:var(--cream)}
.post-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.post-card:hover .post-img img{transform:scale(1.06)}
.post-body{padding:22px}
.post-title{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;margin-bottom:8px;color:var(--brown)}
.post-excerpt{color:var(--muted);font-size:13.5px;margin-bottom:12px;line-height:1.6}
.post-date{font-size:12px;color:var(--muted)}

/* ── Pagination ── */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:44px;flex-wrap:wrap}
.page-link{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:var(--r);border:1.5px solid var(--border);font-size:13.5px;color:var(--muted);transition:all .25s}
.page-link:hover,.page-link.active{background:var(--gold);border-color:var(--gold);color:#fff}

/* ── Lightbox ── */
.lightbox{display:none;position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:9999;align-items:center;justify-content:center}
.lightbox.open{display:flex}
.lightbox img{max-width:90vw;max-height:90vh;object-fit:contain;border-radius:4px}
.lb-close{position:absolute;top:18px;right:26px;color:#fff;font-size:2rem;cursor:pointer;background:none;border:none;line-height:1;opacity:.8}
.lb-close:hover{opacity:1}
.lb-prev,.lb-next{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.12);color:#fff;border:none;padding:14px 18px;font-size:1.6rem;cursor:pointer;border-radius:var(--r);transition:.2s}
.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.25)}
.lb-prev{left:16px}.lb-next{right:16px}

/* ── Footer ── */
.site-footer{background:var(--footer)}
.footer-body{padding:56px 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.5fr;gap:36px}
.footer-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-heading);font-size:1.3rem;color:var(--gold-l);margin-bottom:14px}
.footer-col p{color:rgba(255,255,255,.5);font-size:13.5px;line-height:1.8;margin-bottom:14px}
.footer-col h4{font-family:var(--font-heading);font-size:1.05rem;color:var(--gold-l);margin-bottom:14px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{color:rgba(255,255,255,.5);font-size:13.5px;transition:.3s}
.footer-col ul li a:hover{color:var(--gold-l)}
.footer-contact p{color:rgba(255,255,255,.6);font-size:13.5px;margin-bottom:9px}
.footer-contact a{color:var(--gold-l)}
.social-links{display:flex;gap:10px;flex-wrap:wrap}
.social-link{padding:6px 16px;border:1px solid rgba(201,168,76,.3);border-radius:20px;color:var(--gold-l)!important;font-size:13px;transition:.3s}
.social-link:hover{background:rgba(201,168,76,.15)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding:18px 0;text-align:center}
.footer-bottom p{color:rgba(255,255,255,.3);font-size:13px}

/* ── Admin ── */
body.admin-body{background:#f4f5f7;min-height:100vh}
.admin-header{background:linear-gradient(90deg,#1E1410,#3D2B1F);padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:58px;position:sticky;top:0;z-index:300}
.admin-logo{color:var(--gold-l);font-family:var(--font-heading);font-size:1.25rem;font-weight:700}
.admin-user-info{color:rgba(255,255,255,.65);font-size:13px;display:flex;gap:18px;align-items:center}
.admin-user-info a{color:rgba(255,255,255,.55);transition:.2s}
.admin-user-info a:hover{color:var(--gold-l)}
.admin-layout{display:flex;min-height:calc(100vh - 58px)}
.admin-sidebar{width:230px;background:var(--surface);border-right:1px solid var(--border);padding:16px 0;flex-shrink:0;position:sticky;top:58px;height:calc(100vh - 58px);overflow-y:auto}
.adm-sec-lbl{padding:8px 18px 4px;font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);font-weight:700}
.adm-link{display:flex;align-items:center;gap:10px;padding:10px 18px;color:var(--text)!important;font-size:13.5px;transition:.25s;border-left:3px solid transparent;font-weight:600}
.adm-link:hover,.adm-link.active{background:var(--cream);color:var(--gold-d)!important;border-left-color:var(--gold)}
.adm-link .icon{font-size:1rem;width:20px;text-align:center}
.admin-content{flex:1;padding:28px;overflow-x:auto;min-width:0}
.adm-page-title{font-size:1.7rem;color:var(--brown);margin-bottom:4px}
.adm-subtitle{color:var(--muted);font-size:13.5px;margin-bottom:22px}
.adm-card{background:var(--surface);border-radius:var(--r-lg);border:1px solid var(--border);overflow:hidden;margin-bottom:22px}
.adm-card-hd{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.adm-card-hd h3{font-size:.95rem;color:var(--brown);margin:0;font-family:var(--font-body);font-weight:800}
.adm-card-bd{padding:20px}
.adm-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:26px}
.stat-box{background:var(--surface);border-radius:var(--r-lg);padding:22px;border:1px solid var(--border);display:flex;align-items:center;gap:14px}
.stat-box-icon{width:50px;height:50px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}
.ic-gold{background:rgba(201,168,76,.12)}
.ic-blue{background:rgba(41,128,185,.12)}
.ic-green{background:rgba(39,174,96,.12)}
.ic-red{background:rgba(231,76,60,.12)}
.stat-box-val{font-family:var(--font-heading);font-size:1.9rem;font-weight:700;color:var(--brown);line-height:1}
.stat-box-lbl{font-size:12.5px;color:var(--muted);margin-top:3px}
.adm-table{width:100%;border-collapse:collapse;font-size:13.5px}
.adm-table th{text-align:left;padding:10px 14px;background:var(--cream);color:var(--muted);font-weight:800;font-size:11px;text-transform:uppercase;letter-spacing:.8px;white-space:nowrap}
.adm-table td{padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
.adm-table tr:hover td{background:#FEFAF5}
.adm-table .thumb{width:46px;height:58px;object-fit:cover;border-radius:4px;border:1px solid var(--border)}
.adm-table .thumb-sq{width:46px;height:46px;object-fit:cover;border-radius:var(--r);border:1px solid var(--border)}
.tbl-btns{display:flex;gap:6px;flex-wrap:wrap}
.tbl-btn{padding:5px 12px;border-radius:4px;font-size:12px;font-weight:700;cursor:pointer;border:none;text-decoration:none;display:inline-flex;align-items:center;gap:4px;transition:.2s;font-family:var(--font-body)}
.tb-edit{background:#e8f4fd;color:#1565c0}
.tb-del{background:#fdecea;color:#c62828}
.tb-view{background:#e8f5e9;color:#2e7d32}
.tb-warn{background:#fff8e1;color:#e65100}
.status-badge{padding:3px 10px;border-radius:20px;font-size:11px;font-weight:800;white-space:nowrap}
.st-new{background:#e3f2fd;color:#1565c0}
.st-confirmed{background:#fff8e1;color:#e65100}
.st-printing{background:#f3e5f5;color:#6a1b9a}
.st-done{background:#e8f5e9;color:#2e7d32}
.st-cancelled{background:#fce4ec;color:#880e4f}
.adm-form .fg{margin-bottom:18px}
.adm-form label{display:block;font-weight:700;font-size:13px;color:var(--brown);margin-bottom:6px}
.adm-form input,.adm-form select,.adm-form textarea{width:100%;padding:10px 14px;border:1.5px solid var(--border);border-radius:var(--r);font-family:var(--font-body);font-size:13.5px;color:var(--text);background:var(--surface);transition:.3s}
.adm-form input:focus,.adm-form select:focus,.adm-form textarea:focus{outline:none;border-color:var(--gold)}
.adm-form .f2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.adm-form .f3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.img-prev{width:90px;height:120px;object-fit:cover;border-radius:var(--r);border:1px solid var(--border);margin-top:8px}
.img-prev-sq{width:90px;height:90px;object-fit:cover;border-radius:var(--r);border:1px solid var(--border);margin-top:8px}
.drop-zone{border:2px dashed var(--border);border-radius:var(--r-lg);padding:28px;text-align:center;cursor:pointer;transition:.3s;background:var(--cream)}
.drop-zone:hover,.drop-zone.over{border-color:var(--gold);background:rgba(201,168,76,.05)}
.drop-icon{font-size:2.2rem;margin-bottom:8px}
.drop-text{color:var(--muted);font-size:13px}
.drop-text strong{color:var(--gold-d)}
.chk-wrap{display:flex;align-items:center;gap:8px;font-size:13.5px}
.chk-wrap input[type=checkbox]{width:auto;accent-color:var(--gold)}
.adm-login-body{background:linear-gradient(135deg,#1E1410,#3D2B1F);min-height:100vh;display:flex;align-items:center;justify-content:center}
.login-card{background:var(--surface);border-radius:16px;padding:48px 42px;width:100%;max-width:400px;box-shadow:0 24px 80px rgba(0,0,0,.35)}
.login-top{text-align:center;margin-bottom:30px}
.login-top .icon{font-size:2.4rem;color:var(--gold)}
.login-top h1{font-size:1.7rem;color:var(--brown);margin:8px 0 3px}
.login-top p{font-size:12px;color:var(--muted);letter-spacing:1.5px;text-transform:uppercase}

/* ── Responsive ── */
@media(max-width:1100px){.footer-grid{grid-template-columns:1fr 1fr}.adm-stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.detail-grid{grid-template-columns:1fr}.adm-layout{flex-direction:column}.adm-sidebar{width:100%;height:auto;position:static}.calc-row{grid-template-columns:1fr}}
@media(max-width:768px){
  body.nav-open{overflow:hidden}
  .nav-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:998}
  .nav-backdrop.open{display:block}
  .main-nav{
    display:flex;flex-direction:column;
    position:fixed;top:0;right:0;bottom:0;
    width:min(82vw,320px);
    background:var(--surface);padding:70px 20px 24px;
    box-shadow:-4px 0 24px rgba(0,0,0,.2);
    z-index:999;overflow-y:auto;
    transform:translateX(100%);transition:transform .3s ease;
  }
  .main-nav.open{transform:translateX(0)}
  .nav-close{display:flex!important;position:absolute;top:16px;right:16px;width:36px;height:36px;align-items:center;justify-content:center;font-size:22px;background:var(--cream);border-radius:50%;border:none;cursor:pointer;color:var(--brown)}
  .nav-dropdown{width:100%}
  .dropdown-menu{position:static;box-shadow:none;border:none;padding-left:12px;min-width:auto}
  .hamburger{display:block}
  .header-top{display:none}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .form-grid,.adm-form .f2,.adm-form .f3{grid-template-columns:1fr}
  .adm-stats{grid-template-columns:1fr 1fr}
  .cards-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  /* Fix: mọi layout 2 cột cố định (nội dung + sidebar) dùng inline-style phải co về 1 cột trên mobile,
     nếu không sidebar cố định (300-340px) sẽ ép nội dung chính bị bóp méo/tràn ngang */
  /* Fix: MỌI layout 2 cột cố định (nội dung + sidebar) dùng inline-style phải co về 1 cột trên mobile.
     Bắt theo tiền tố chung "display:grid;grid-template-columns:1fr" thay vì từng giá trị px riêng lẻ,
     để không bỏ sót bất kỳ trang nào hiện tại hoặc sau này. */
  [style*="display:grid;grid-template-columns:1fr"]{grid-template-columns:1fr!important}
  /* Fix layout dùng Flexbox thay vì Grid (VD: mau-thiep.php sidebar bộ sưu tập) */
  [style*="display:flex;gap:28px;align-items:flex-start"]{flex-direction:column!important}
  [style*="width:210px;flex-shrink:0"]{width:100%!important;position:static!important}
}
@media(max-width:480px){.adm-stats{grid-template-columns:1fr}.cards-grid{grid-template-columns:repeat(2,1fr)}}

/* ── Animations & utilities ── */
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.fade-up{animation:fadeUp .6s ease both}
.d1{animation-delay:.1s}.d2{animation-delay:.2s}.d3{animation-delay:.3s}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}
.text-center{text-align:center}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}