/* ============================================================
   THẨM MỸ SEN NINH BÌNH — hungthammy.com
   Bảng màu: Xanh navy · Vàng gold · Trắng
   ============================================================ */
:root{
  --navy:#0A2540;
  --navy-2:#10375C;
  --navy-deep:#061829;
  --gold:#C9A24B;
  --gold-2:#E6C57E;
  --gold-soft:#F7EFDD;
  --white:#FFFFFF;
  --ink:#243447;
  --muted:#5D6D7E;
  --line:#E5E9F0;
  --bg-soft:#F6F8FB;
  --shadow:0 10px 30px rgba(6,24,41,.10);
  --shadow-lg:0 18px 50px rgba(6,24,41,.16);
  --radius:14px;
  --font-head:'Playfair Display',Georgia,serif;
  --font-body:'Be Vietnam Pro',-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:var(--white);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{width:min(1200px,92%);margin-inline:auto}
.section{padding:72px 0}
.section.tint{background:var(--bg-soft)}
.section.navy{background:linear-gradient(160deg,var(--navy-deep),var(--navy) 55%,var(--navy-2));color:#EAF1F8}

/* ---------- Kiểu chữ tiêu đề ---------- */
.kicker{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.22em;font-size:12.5px;font-weight:600;color:var(--gold)}
.kicker::before{content:"";width:34px;height:1.5px;background:var(--gold)}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--navy);line-height:1.25;font-weight:700}
.section.navy h2,.section.navy h3{color:#fff}
h1{font-size:clamp(30px,4.6vw,52px)}
h2{font-size:clamp(26px,3.4vw,40px)}
h3{font-size:clamp(19px,2.2vw,24px)}
.sec-head{max-width:760px;margin-bottom:42px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head.center .kicker{justify-content:center}
.sec-head.center .kicker::before{display:none}
.sec-head p{color:var(--muted);margin-top:12px}
.section.navy .sec-head p{color:#B9C9DA}
.gold-i{color:var(--gold);font-style:normal}

/* ---------- Nút ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 28px;border-radius:999px;font-weight:600;font-size:15px;transition:.25s;border:1.5px solid transparent;line-height:1}
.btn svg{width:17px;height:17px;flex:none}
.btn-gold{background:linear-gradient(135deg,var(--gold),#B58A2E);color:#fff;box-shadow:0 8px 22px rgba(201,162,75,.38)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(201,162,75,.5)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);transform:translateY(-2px)}
.btn-line{border-color:var(--navy);color:var(--navy)}
.btn-line:hover{background:var(--navy);color:#fff}
.btn-line-w{border-color:rgba(255,255,255,.55);color:#fff}
.btn-line-w:hover{background:#fff;color:var(--navy)}

/* ---------- Thanh trên cùng ---------- */
.topbar{background:var(--navy-deep);color:#C4D3E2;font-size:13.5px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:14px}
.topbar a{color:var(--gold-2);font-weight:600}
.topbar .tb-item{display:inline-flex;align-items:center;gap:7px}
.topbar svg{width:14px;height:14px;fill:var(--gold)}
@media(max-width:760px){.topbar .tb-addr{display:none}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:900;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 2px 18px rgba(6,24,41,.08)}
.site-header .container{display:flex;align-items:center;gap:26px;min-height:76px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo svg{width:46px;height:46px}
.logo-text{line-height:1.12}
.logo-text b{display:block;font-family:var(--font-head);font-size:19px;color:var(--navy);letter-spacing:.02em}
.logo-text span{font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;color:var(--gold);font-weight:600}
.main-nav{margin-left:auto}
.main-nav>ul{display:flex;align-items:center;gap:2px}
.main-nav a{display:block;padding:10px 13px;font-weight:500;font-size:14.5px;color:var(--ink);border-radius:8px;white-space:nowrap}
.main-nav a:hover{color:var(--gold);background:var(--gold-soft)}
.main-nav li.active>a{color:var(--gold)}
.main-nav .hot>a{color:#C0392B;font-weight:700}
.has-sub{position:relative}
.has-sub>a::after{content:"▾";font-size:10px;margin-left:5px;color:var(--gold)}
.sub{position:absolute;top:100%;left:0;background:#fff;min-width:250px;border-radius:12px;box-shadow:var(--shadow-lg);padding:10px;opacity:0;visibility:hidden;transform:translateY(12px);transition:.22s;border-top:3px solid var(--gold)}
.has-sub:hover .sub,.has-sub.open .sub{opacity:1;visibility:visible;transform:translateY(4px)}
.sub a{padding:10px 14px;font-size:14px}
.nav-cta{flex:none}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px;margin-left:auto}
.nav-toggle span{width:26px;height:2.5px;background:var(--navy);border-radius:2px;transition:.25s}
@media(max-width:1080px){
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .main-nav{position:fixed;inset:0 0 0 auto;width:min(340px,86vw);background:#fff;box-shadow:-20px 0 60px rgba(6,24,41,.25);transform:translateX(105%);transition:.3s;padding:90px 26px 40px;overflow-y:auto;margin:0}
  body.nav-open .main-nav{transform:none}
  .main-nav>ul{flex-direction:column;align-items:stretch;gap:0}
  .main-nav a{padding:13px 10px;border-bottom:1px solid var(--line);border-radius:0;font-size:15px}
  .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;padding:0 0 0 16px;display:none}
  .has-sub.open .sub{display:block}
  body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  body.nav-open .nav-toggle span:nth-child(2){opacity:0}
  body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  .nav-toggle{position:relative;z-index:1001}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--navy-deep)}
.hero .slide{position:relative;min-height:min(78vh,660px);display:flex;align-items:center}
.hero .slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 30%}
.hero .slide::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(6,24,41,.92) 8%,rgba(6,24,41,.72) 38%,rgba(6,24,41,.18) 75%,rgba(6,24,41,.35))}
.hero-inner{position:relative;z-index:2;color:#fff;max-width:640px;padding:90px 0}
.hero-inner .kicker{color:var(--gold-2)}
.hero-inner h1{color:#fff;margin:14px 0 18px}
.hero-inner h1 em{font-style:italic;color:var(--gold-2)}
.hero-inner p{color:#D4DFEA;font-size:17px;max-width:540px}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-badges{display:flex;gap:26px;margin-top:38px;flex-wrap:wrap}
.hero-badges .hb b{font-family:var(--font-head);font-size:26px;color:var(--gold-2);display:block;line-height:1.1}
.hero-badges .hb span{font-size:13px;color:#B9C9DA}

/* ---------- Carousel dùng chung ---------- */
.carousel{position:relative}
.car-track{display:flex;transition:transform .55s cubic-bezier(.22,.8,.28,1)}
.car-track>*{flex:0 0 100%;min-width:100%}
.car-nav{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--navy);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);z-index:5;font-size:18px;transition:.2s}
.car-nav:hover{background:var(--gold);color:#fff}
.car-prev{left:18px}.car-next{right:18px}
.car-dots{position:absolute;bottom:18px;left:0;right:0;display:flex;justify-content:center;gap:8px;z-index:5}
.car-dots button{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.45);transition:.2s}
.car-dots button.on{background:var(--gold);width:26px;border-radius:99px}
.carousel.light .car-dots button{background:rgba(10,37,64,.25)}
.carousel.light .car-dots button.on{background:var(--gold)}
.carousel.static-nav .car-dots{position:static;margin-top:18px}

/* ---------- Dải USP ---------- */
.usp-strip{background:linear-gradient(135deg,var(--navy),var(--navy-2));position:relative;z-index:3}
.usp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.12)}
.usp{background:linear-gradient(135deg,var(--navy),var(--navy-2));padding:26px 24px;display:flex;gap:14px;align-items:flex-start}
.usp svg{width:34px;height:34px;flex:none;fill:none;stroke:var(--gold-2);stroke-width:1.6}
.usp b{color:#fff;font-size:15px;display:block;margin-bottom:4px}
.usp span{color:#AFC2D4;font-size:13px;line-height:1.5}
@media(max-width:1000px){.usp-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.usp-grid{grid-template-columns:1fr}}

/* ---------- Khối giới thiệu ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.about-media{position:relative}
.about-media .main{border-radius:var(--radius);box-shadow:var(--shadow-lg);aspect-ratio:4/4.6;object-fit:cover;width:100%}
.about-media .accent{position:absolute;right:-22px;bottom:-26px;width:46%;border-radius:var(--radius);border:6px solid #fff;box-shadow:var(--shadow-lg);aspect-ratio:1;object-fit:cover}
.about-media::before{content:"";position:absolute;left:-20px;top:-20px;width:130px;height:130px;border:2px solid var(--gold);border-radius:var(--radius);z-index:-1}
.about-list{margin-top:20px;display:grid;gap:12px}
.about-list li{display:flex;gap:12px;align-items:flex-start;color:var(--ink)}
.about-list svg{width:20px;height:20px;flex:none;margin-top:3px;stroke:var(--gold);fill:none;stroke-width:2}
.sig{display:flex;align-items:center;gap:16px;margin-top:26px}
.sig img{width:58px;height:58px;border-radius:50%;object-fit:cover;border:2.5px solid var(--gold)}
.sig b{display:block;color:var(--navy)}
.sig span{font-size:13.5px;color:var(--muted)}
@media(max-width:900px){.about-grid{grid-template-columns:1fr;gap:40px}.about-media .accent{right:6px}}

/* ---------- Lưới dịch vụ ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.svc-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.28s;display:flex;flex-direction:column;border:1px solid var(--line)}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.svc-card .thumb{position:relative;aspect-ratio:4/3;overflow:hidden}
.svc-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.svc-card:hover .thumb img{transform:scale(1.06)}
.svc-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(6,24,41,.55))}
.svc-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.svc-body h3{font-size:19px;margin-bottom:10px}
.svc-body ul{display:grid;gap:7px;margin-bottom:16px}
.svc-body li a{font-size:14px;color:var(--muted);display:flex;gap:8px;align-items:baseline}
.svc-body li a::before{content:"◆";font-size:8px;color:var(--gold)}
.svc-body li a:hover{color:var(--gold)}
.svc-more{margin-top:auto;font-weight:600;color:var(--gold);font-size:14.5px;display:inline-flex;gap:6px;align-items:center}
.svc-more:hover{gap:10px}
@media(max-width:1000px){.svc-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.svc-grid{grid-template-columns:1fr}}

/* ---------- Quy trình ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:step}
.step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:26px 20px;position:relative;transition:.25s}
.step:hover{background:rgba(255,255,255,.11);transform:translateY(-4px)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--font-head);font-size:38px;color:var(--gold-2);display:block;margin-bottom:10px;opacity:.95}
.step b{color:#fff;display:block;margin-bottom:8px;font-size:15.5px}
.step p{font-size:13.5px;color:#AFC2D4;line-height:1.55}
@media(max-width:1000px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* ---------- Trước & sau ---------- */
.ba-slide{padding:0 6px}
.ba-frame{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.ba-frame img{width:100%;aspect-ratio:4/3.4;object-fit:cover}
.ba-frame figcaption{padding:14px 18px;display:flex;justify-content:space-between;align-items:center;gap:10px}
.ba-frame b{color:var(--navy);font-size:14.5px}
.ba-frame span{font-size:12.5px;color:var(--muted)}
.ba-note{text-align:center;font-size:13px;color:var(--muted);margin-top:16px;font-style:italic}
.grid-3 .car-track>*{flex-basis:33.3333%;min-width:33.3333%}
@media(max-width:900px){.grid-3 .car-track>*{flex-basis:50%;min-width:50%}}
@media(max-width:600px){.grid-3 .car-track>*{flex-basis:100%;min-width:100%}}

/* ---------- Chuyên gia ---------- */
.expert-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center}
.expert-media{position:relative}
.expert-media img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/4.8;object-fit:cover;object-position:top}
.expert-media .tag{position:absolute;left:20px;bottom:20px;background:rgba(6,24,41,.85);backdrop-filter:blur(6px);color:#fff;padding:14px 20px;border-radius:12px;border-left:3px solid var(--gold)}
.expert-media .tag b{display:block;font-family:var(--font-head);font-size:17px}
.expert-media .tag span{font-size:12.5px;color:var(--gold-2);letter-spacing:.08em}
.cred{display:grid;gap:14px;margin-top:22px}
.cred li{display:flex;gap:14px;align-items:flex-start;background:var(--bg-soft);padding:14px 18px;border-radius:12px;border-left:3px solid var(--gold)}
.cred b{color:var(--navy)}
.cred p{font-size:14px;color:var(--muted)}
.quote{margin-top:24px;background:var(--gold-soft);border-radius:var(--radius);padding:22px 26px;position:relative}
.quote::before{content:"“";font-family:var(--font-head);font-size:64px;color:var(--gold);position:absolute;top:-6px;left:14px;opacity:.5}
.quote p{font-style:italic;color:var(--navy);font-weight:500;padding-left:30px}
.quote cite{display:block;text-align:right;font-size:13.5px;color:var(--muted);margin-top:8px}
@media(max-width:900px){.expert-grid{grid-template-columns:1fr;gap:38px}}

/* ---------- Thư viện / không gian ---------- */
.gal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gal-grid a{border-radius:var(--radius);overflow:hidden;position:relative;display:block;box-shadow:var(--shadow)}
.gal-grid img{aspect-ratio:1;object-fit:cover;width:100%;transition:.45s}
.gal-grid a:hover img{transform:scale(1.07)}
.gal-grid a::after{content:"+";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:40px;color:#fff;background:rgba(6,24,41,.4);opacity:0;transition:.25s}
.gal-grid a:hover::after{opacity:1}
@media(max-width:900px){.gal-grid{grid-template-columns:1fr 1fr}}

/* ---------- Cảm nhận khách hàng ---------- */
.tst{max-width:780px;margin-inline:auto;text-align:center;padding:0 20px}
.tst .stars{color:var(--gold);letter-spacing:5px;font-size:18px;margin-bottom:18px}
.tst blockquote{font-family:var(--font-head);font-size:clamp(18px,2.4vw,24px);font-style:italic;color:var(--navy);line-height:1.5}
.section.navy .tst blockquote{color:#fff}
.tst .who{margin-top:20px;font-size:14px;color:var(--muted)}
.section.navy .tst .who{color:#B9C9DA}
.tst .who b{color:var(--gold)}

/* ---------- Thẻ bài viết ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);display:flex;flex-direction:column;transition:.25s}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.post-card .thumb{aspect-ratio:16/9.6;overflow:hidden}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.post-card:hover .thumb img{transform:scale(1.05)}
.post-body{padding:22px;display:flex;flex-direction:column;flex:1}
.post-body .meta{font-size:12.5px;color:var(--gold);font-weight:600;text-transform:uppercase;letter-spacing:.14em;margin-bottom:9px}
.post-body h3{font-size:18px;margin-bottom:10px}
.post-body h3 a:hover{color:var(--gold)}
.post-body p{font-size:14px;color:var(--muted);margin-bottom:14px}
.post-body .more{margin-top:auto;font-weight:600;font-size:14px;color:var(--navy)}
.post-body .more:hover{color:var(--gold)}
@media(max-width:900px){.post-grid{grid-template-columns:1fr;max-width:520px;margin-inline:auto}}

/* ---------- Form / CTA ---------- */
.cta-band{background:linear-gradient(120deg,var(--navy-deep) 20%,var(--navy-2));border-radius:20px;padding:52px;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;border:40px solid rgba(201,162,75,.18)}
.cta-band h2{color:#fff}
.cta-band p{color:#B9C9DA;margin-top:12px}
.form{display:grid;gap:14px;position:relative;z-index:2}
.form input,.form select,.form textarea{width:100%;padding:15px 18px;border-radius:11px;border:1.5px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);color:#fff;font-family:inherit;font-size:14.5px;outline:none;transition:.2s}
.form ::placeholder{color:#8FA5B9}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--gold);background:rgba(255,255,255,.13)}
.form select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C9A24B' stroke-width='2' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}
.form select option{color:var(--ink)}
.form .note{font-size:12.5px;color:#8FA5B9}
.form-msg{display:none;background:rgba(201,162,75,.15);border:1px solid var(--gold);color:var(--gold-2);padding:13px 16px;border-radius:11px;font-size:14px}
.form-msg.show{display:block}
.form.light input,.form.light select,.form.light textarea{background:#fff;border-color:var(--line);color:var(--ink)}
.form.light ::placeholder{color:#9AA8B6}
.form.light .note{color:var(--muted)}
@media(max-width:900px){.cta-band{grid-template-columns:1fr;padding:38px 26px}}

/* ---------- Trang con: banner ---------- */
.page-hero{background:linear-gradient(120deg,var(--navy-deep),var(--navy) 60%,var(--navy-2));color:#fff;padding:74px 0 60px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-140px;bottom:-180px;width:420px;height:420px;border-radius:50%;border:60px solid rgba(201,162,75,.14)}
.page-hero h1{color:#fff;max-width:820px}
.crumb{display:flex;gap:8px;font-size:13.5px;color:#9FB3C6;margin-bottom:16px;flex-wrap:wrap}
.crumb a:hover{color:var(--gold-2)}
.crumb .sep{color:var(--gold)}
.page-hero .lead{color:#C6D4E2;max-width:700px;margin-top:14px;font-size:16.5px}

/* ---------- Bố cục bài viết ---------- */
.article-wrap{display:grid;grid-template-columns:1fr 330px;gap:48px;align-items:start}
.article{max-width:760px}
.article>*+*{margin-top:18px}
.article h2{font-size:26px;margin-top:38px}
.article h3{font-size:20px;margin-top:26px}
.article p,.article li{color:#37475A;font-size:16px}
.article ul,.article ol{padding-left:22px;display:grid;gap:9px}
.article ul{list-style:disc}
.article ol{list-style:decimal}
.article ul li::marker{color:var(--gold)}
.article ol li::marker{color:var(--gold);font-weight:700}
.article img{border-radius:var(--radius);box-shadow:var(--shadow)}
.article .callout{background:var(--gold-soft);border-left:4px solid var(--gold);border-radius:0 12px 12px 0;padding:18px 22px}
.article .callout.blue{background:#EDF3FA;border-color:var(--navy)}
.article .callout b:first-child{color:var(--navy)}
.article table{width:100%;border-collapse:collapse;font-size:14.5px;box-shadow:var(--shadow);border-radius:12px;overflow:hidden}
.article th{background:var(--navy);color:#fff;text-align:left;padding:12px 14px;font-weight:600}
.article td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.article tr:nth-child(even) td{background:var(--bg-soft)}
.table-scroll{overflow-x:auto}
.aside{position:sticky;top:100px;display:grid;gap:22px}
.aside-box{background:var(--bg-soft);border-radius:var(--radius);padding:24px;border:1px solid var(--line)}
.aside-box.navy{background:linear-gradient(150deg,var(--navy-deep),var(--navy-2));color:#D7E2ED;border:none}
.aside-box.navy b,.aside-box.navy h3{color:#fff}
.aside-box h3{font-size:18px;margin-bottom:14px}
.aside-box ul{display:grid;gap:10px}
.aside-box li a{font-size:14.5px;color:var(--muted);display:flex;gap:8px}
.aside-box li a::before{content:"→";color:var(--gold)}
.aside-box li a:hover{color:var(--gold)}
.aside-box .hotline{font-family:var(--font-head);font-size:24px;color:var(--gold);display:block;margin:8px 0 14px}
@media(max-width:1000px){.article-wrap{grid-template-columns:1fr}.aside{position:static}}

/* ---------- Bảng ưu đãi ---------- */
.offer-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.offer{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:34px;border-top:4px solid var(--gold);transition:.25s}
.offer:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.offer .off-badge{display:inline-block;background:var(--gold-soft);color:var(--gold);font-weight:700;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;padding:7px 14px;border-radius:99px;margin-bottom:16px}
.offer h3{margin-bottom:10px}
.offer p{color:var(--muted);font-size:14.5px}
.offer .cond{margin-top:14px;font-size:13px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px}
@media(max-width:800px){.offer-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:14px;max-width:820px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow:hidden}
.faq summary{padding:18px 22px;font-weight:600;color:var(--navy);cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--gold);transition:.25s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq-a{padding:0 22px 20px;color:var(--muted);font-size:15px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-deep);color:#A9BBCD;font-size:14.5px}
.footer-top{display:grid;grid-template-columns:1.25fr 1fr 1fr 1.1fr;gap:40px;padding:64px 0 46px}
.site-footer h4{color:#fff;font-size:16.5px;margin-bottom:18px;position:relative;padding-bottom:10px}
.site-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:2px;background:var(--gold)}
.site-footer ul{display:grid;gap:10px}
.site-footer a:hover{color:var(--gold-2)}
.f-brand .logo-text b{color:#fff}
.f-brand p{margin:16px 0;line-height:1.7}
.f-contact li{display:flex;gap:11px;align-items:flex-start}
.f-contact svg{width:16px;height:16px;flex:none;margin-top:4px;fill:var(--gold)}
.f-contact a{color:var(--gold-2);font-weight:600}
.socials{display:flex;gap:10px;margin-top:16px}
.socials a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;transition:.2s}
.socials a:hover{background:var(--gold);transform:translateY(-2px)}
.socials svg{width:18px;height:18px;fill:#fff}
.footer-bot{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;justify-content:space-between;gap:12px;font-size:13px;flex-wrap:wrap}
.footer-bot a{color:var(--gold-2)}
@media(max-width:1000px){.footer-top{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.footer-top{grid-template-columns:1fr}}

/* ---------- Nút nổi ---------- */
.float-dock{position:fixed;right:18px;bottom:22px;display:grid;gap:12px;z-index:950}
.fbtn{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(6,24,41,.3);position:relative;transition:.25s;color:#fff}
.fbtn:hover{transform:translateY(-3px)}
.fbtn svg{width:26px;height:26px;fill:#fff}
.fbtn .lbl{position:absolute;right:64px;top:50%;transform:translateY(-50%);background:var(--navy-deep);color:#fff;font-size:12.5px;padding:7px 12px;border-radius:8px;white-space:nowrap;opacity:0;visibility:hidden;transition:.2s}
.fbtn:hover .lbl{opacity:1;visibility:visible}
.fbtn-call{background:linear-gradient(135deg,#C0392B,#E74C3C)}
.fbtn-zalo{background:linear-gradient(135deg,#0068FF,#2E86DE)}
.fbtn-book{background:linear-gradient(135deg,var(--gold),#B58A2E)}
.fbtn-top{background:var(--navy);opacity:0;visibility:hidden}
.fbtn-top.show{opacity:1;visibility:visible}
@keyframes pulse-ring{0%{box-shadow:0 0 0 0 rgba(231,76,60,.55)}80%{box-shadow:0 0 0 16px rgba(231,76,60,0)}100%{box-shadow:0 0 0 0 rgba(231,76,60,0)}}
.fbtn-call{animation:pulse-ring 2.2s infinite}

/* ---------- Popup ---------- */
.modal{position:fixed;inset:0;z-index:1200;display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-back{position:absolute;inset:0;background:rgba(6,24,41,.72);backdrop-filter:blur(4px)}
.modal-card{position:relative;background:#fff;border-radius:18px;max-width:440px;width:100%;padding:38px 34px;box-shadow:var(--shadow-lg);animation:pop .3s ease}
@keyframes pop{from{transform:translateY(26px);opacity:0}to{transform:none;opacity:1}}
.modal-card h3{font-size:23px;margin-bottom:6px}
.modal-card>p{color:var(--muted);font-size:14.5px;margin-bottom:20px}
.modal-x{position:absolute;top:14px;right:16px;font-size:26px;color:var(--muted);line-height:1}
.modal-x:hover{color:var(--navy)}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;background:rgba(6,24,41,.92);z-index:1300;display:none;align-items:center;justify-content:center;padding:30px}
.lightbox.open{display:flex}
.lightbox img{max-width:min(940px,94vw);max-height:88vh;border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.lightbox .modal-x{color:#fff;top:22px;right:28px;font-size:34px;position:fixed}

/* ---------- Hiệu ứng xuất hiện ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}.d4{transition-delay:.32s}

/* ---------- Tiện ích ---------- */
.mt-1{margin-top:10px}.mt-2{margin-top:20px}.mt-3{margin-top:34px}.mt-4{margin-top:52px}
.center{text-align:center}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:26px}
@media(max-width:800px){.grid-2{grid-template-columns:1fr}}
.img-round{border-radius:var(--radius);box-shadow:var(--shadow)}
.pill-list{display:flex;flex-wrap:wrap;gap:10px}
.pill-list span{background:#fff;border:1px solid var(--line);border-radius:99px;padding:9px 18px;font-size:14px;color:var(--navy);font-weight:500;box-shadow:var(--shadow)}
.section.navy .pill-list span{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:#EAF1F8}