/* Khe Giao — giao diện chính: đầu trang xanh rêu, nền kem, chữ viết tay + chữ in đậm */
:root{
  --green:#1f4b36; --green-2:#2c6a4c; --cream:#fdf5df; --cream-2:#f6e9c6;
  --brown:#5c2614; --brown-2:#7a3a1f; --red:#b8322a; --gold:#d9a441;
  --ink:#2b1a10; --muted:#6d5a4a; --white:#fff;
  --radius:18px; --shadow:0 10px 30px rgba(60,30,10,.15);
  --script:"Dancing Script",cursive; --sans:"Be Vietnam Pro",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.65;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--brown-2)}
.container{width:min(1180px,100% - 32px);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:var(--green);color:var(--cream);box-shadow:0 2px 10px rgba(0,0,0,.2)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--cream);text-decoration:none}
.brand img{width:46px;height:38px;object-fit:cover;border-radius:8px;background:var(--brown)}
.brand span{font-family:var(--script);font-size:30px;line-height:1;white-space:nowrap}
.nav{display:flex;gap:22px;align-items:center}
.nav a{color:var(--cream);text-decoration:none;font-weight:500;font-size:15px;opacity:.9}
.nav a:hover,.nav a[aria-current=page]{opacity:1;color:var(--gold)}
.nav a.btn-cream,.nav a.btn-cream:hover{color:var(--green);opacity:1}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font-family:inherit;font-size:15px;letter-spacing:.2px}
.btn-cream{background:var(--cream);color:var(--green)}
.btn-gold{background:var(--gold);color:var(--brown)}
.btn-green{background:var(--green);color:var(--cream)}
.btn-outline{border:2px solid currentColor;background:transparent;color:inherit}
.btn:hover{filter:brightness(1.07);transform:translateY(-1px)}
.menu-toggle{display:none;background:none;border:0;color:var(--cream);font-size:28px;cursor:pointer}

/* Hero */
.hero{position:relative;min-height:min(86vh,720px);display:grid;align-items:end;color:var(--white);overflow:hidden;background:var(--brown)}
.hero .slide{position:absolute;inset:0;opacity:0;transition:opacity 1s}
.hero .slide.active{opacity:1}
.hero .slide img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 30%,rgba(20,10,5,.78))}
.hero .content{position:relative;z-index:2;padding:0 0 64px}
.hero h1{font-size:clamp(30px,5vw,54px);line-height:1.15;margin:0 0 12px;font-weight:800;max-width:860px}
.hero h1 .script{display:block;font-family:var(--script);font-weight:700;color:#f3c065;font-size:.8em}
.hero h1,.hero p,.page-hero h1{text-shadow:0 2px 12px rgba(0,0,0,.55)}
.hero p{font-size:clamp(16px,2vw,19px);max-width:680px;margin:0 0 22px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.dots{position:absolute;z-index:3;bottom:22px;left:50%;transform:translateX(-50%);display:flex;gap:8px}
.dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.5);cursor:pointer;padding:0}
.dots button.active{background:var(--gold)}

/* Page banner (trang con) */
.page-hero{position:relative;color:#fff;background:var(--brown)}
.page-hero img{width:100%;height:clamp(240px,42vw,440px);object-fit:cover;opacity:.55}
.page-hero .content{position:absolute;inset:auto 0 0 0;padding:28px 0}
.page-hero h1{margin:0;font-size:clamp(28px,4.4vw,48px);line-height:1.15}
.page-hero h1 .script{display:block;font-family:var(--script);color:var(--gold);font-size:.75em}
.breadcrumb{font-size:14px;margin:0 0 8px;opacity:.9}
.breadcrumb a{color:#fff}

/* Section */
section{padding:72px 0}
.section-title{text-align:center;margin:0 0 14px;line-height:1.1}
.section-title .script{font-family:var(--script);font-weight:700;font-size:clamp(40px,6vw,66px);color:var(--green);display:inline-block;margin-right:10px}
.section-title .caps{font-weight:800;text-transform:uppercase;font-size:clamp(24px,3.4vw,40px);color:var(--brown)}
.section-lead{text-align:center;max-width:760px;margin:0 auto 36px;color:var(--muted);font-size:17px}
.bg-green{background:var(--green);color:var(--cream)}
.bg-green .section-title .script{color:var(--gold)}
.bg-green .section-title .caps{color:var(--cream)}
.bg-green .section-lead{color:#e9dfc4}
.bg-brown{background:var(--brown);color:var(--cream)}
.bg-brown .section-title .script{color:var(--gold)}
.bg-brown .section-title .caps{color:var(--cream)}
.bg-brown .section-lead{color:#ecd8c4}
.bg-cream2{background:var(--cream-2)}
.center{text-align:center}

/* Intro */
.intro{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.intro figure{margin:0}
.intro img{border-radius:var(--radius);box-shadow:var(--shadow)}
.intro h2{font-size:clamp(26px,3vw,36px);line-height:1.2;color:var(--green);margin:0 0 14px}
figcaption{font-size:13px;color:var(--muted);margin-top:8px;font-style:italic}
.bg-green figcaption,.bg-brown figcaption{color:#e5d6b8}

/* Thương hiệu */
.brands{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.brand-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.brand-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.brand-card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.brand-card h3{margin:0;font-size:24px;color:var(--brown)}
.brand-card .tag{display:inline-block;background:var(--cream-2);color:var(--brown);font-size:13px;font-weight:700;padding:4px 10px;border-radius:999px;align-self:flex-start}
.brand-card ul{margin:0;padding-left:18px}
.brand-card .actions{margin-top:auto;display:flex;gap:10px;flex-wrap:wrap}

/* Carousel */
.carousel{position:relative}
.track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 14px;scrollbar-width:thin}
.track > *{scroll-snap-align:start;flex:0 0 clamp(240px,31%,380px)}
.track figure{margin:0}
.track img{border-radius:14px;width:100%;aspect-ratio:4/3;object-fit:cover}
.track.tall img{aspect-ratio:4/5}
.car-btn{position:absolute;top:40%;z-index:2;width:42px;height:42px;border-radius:50%;border:0;background:var(--cream);color:var(--green);font-size:22px;cursor:pointer;box-shadow:var(--shadow)}
.car-btn.prev{left:-12px}.car-btn.next{right:-12px}

/* Tabs */
.tabs{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:28px}
.tabs button{border:2px solid var(--green);background:transparent;color:var(--green);padding:9px 18px;border-radius:999px;font-weight:700;cursor:pointer;font-family:inherit}
.tabs button[aria-selected=true]{background:var(--green);color:var(--cream)}
.tab-panel[hidden]{display:none}

/* Dish cards */
.dishes{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:22px}
.dish{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 6px 18px rgba(60,30,10,.1);margin:0}
.dish img{width:100%;aspect-ratio:1/1;object-fit:cover}
.dish figcaption{padding:12px 14px 16px;font-style:normal;color:var(--ink);font-size:15px}
.dish strong{display:block;font-size:16px}
.price{color:var(--red);font-weight:800}

/* Menu list */
.menu-wrap{display:grid;grid-template-columns:240px 1fr;gap:36px;align-items:start}
.menu-nav{position:sticky;top:88px;background:#fff;border-radius:16px;padding:16px;box-shadow:var(--shadow)}
.menu-nav a{display:block;padding:7px 10px;border-radius:8px;text-decoration:none;color:var(--brown);font-weight:600;font-size:15px}
.menu-nav a:hover{background:var(--cream-2)}
.menu-section{background:var(--brown);color:var(--cream);border-radius:var(--radius);padding:28px 28px 18px;margin-bottom:28px;box-shadow:var(--shadow);scroll-margin-top:90px}
.menu-section h2{font-family:var(--script);font-size:40px;color:var(--gold);margin:0 0 6px;font-weight:700}
.menu-section .note{font-size:14px;color:#e8cfb5;margin:0 0 12px}
.menu-section .feat{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin:8px 0 16px}
.menu-section .feat figure{margin:0}
.menu-section .feat img{border-radius:12px;aspect-ratio:1/1;object-fit:cover}
.menu-section .feat figcaption{color:#f3dfc4;font-size:13px}
.menu-list{list-style:none;margin:0;padding:0;columns:2;column-gap:36px}
.menu-list li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed rgba(253,245,223,.25);break-inside:avoid}
.menu-list .p{color:var(--gold);font-weight:700;white-space:nowrap}

/* Features */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{background:rgba(255,255,255,.06);border:1px solid rgba(253,245,223,.25);border-radius:var(--radius);padding:26px}
.feature .icon{font-size:34px}
.feature h3{margin:8px 0;color:var(--gold);font-size:20px}

/* Số liệu không gian */
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;max-width:980px;margin:0 auto 30px}
.facts div{background:rgba(255,255,255,.08);border:1px solid rgba(253,245,223,.3);border-radius:14px;padding:14px 16px;text-align:center}
.facts b{display:block;font-size:22px;color:var(--gold)}
.map{width:100%;height:340px;border:0;border-radius:var(--radius);box-shadow:var(--shadow)}

/* Locations */
.locations{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.loc{background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.loc h3{margin:0 0 6px;color:var(--green)}
.loc .brand-name{font-size:13px;font-weight:700;color:var(--red);text-transform:uppercase;letter-spacing:.5px}
.loc p{margin:6px 0}
.loc iframe{width:100%;height:220px;border:0;border-radius:12px;margin-top:10px}

/* FAQ */
.faq{max-width:860px;margin:0 auto}
.faq details{background:#fff;border-radius:14px;padding:16px 20px;margin-bottom:12px;box-shadow:0 4px 12px rgba(60,30,10,.08)}
.faq summary{font-weight:700;cursor:pointer;color:var(--brown)}
.faq details p{margin:10px 0 0}

/* CTA */
.cta{text-align:center}
.cta .hotline{font-size:clamp(30px,5vw,48px);font-weight:800;color:var(--gold);letter-spacing:1px;text-decoration:none;display:inline-block;margin:6px 0 18px}
.cta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;max-width:900px;margin:0 auto 22px}
.cta-grid a{display:block;background:rgba(255,255,255,.08);border:1px solid rgba(253,245,223,.3);border-radius:14px;padding:16px;color:var(--cream);text-decoration:none}
.cta-grid a b{display:block;font-size:22px;color:var(--gold)}

/* Article text */
.prose{max-width:820px;margin:0 auto}
.prose h2{color:var(--green);font-size:clamp(24px,3vw,32px);line-height:1.25;margin:40px 0 12px}
.prose h3{color:var(--brown);font-size:21px;margin:26px 0 8px}
.prose figure{margin:24px 0}
.prose figure img{border-radius:14px}
.prose blockquote{margin:20px 0;padding:14px 20px;border-left:4px solid var(--gold);background:#fff;border-radius:0 12px 12px 0}
.related{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:20px}
.related a{background:#fff;border-radius:12px;padding:14px 16px;text-decoration:none;font-weight:700;box-shadow:0 4px 12px rgba(60,30,10,.08)}

/* Form */
.form{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);max-width:760px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:15px;color:var(--brown)}
.form .full{grid-column:1/-1}
.form > *{min-width:0}
.form input,.form select,.form textarea{width:100%;min-width:0;font:inherit;padding:11px 12px;border:1.5px solid #d9c8a5;border-radius:10px;background:var(--cream)}
.form textarea{min-height:90px}
.form output{grid-column:1/-1;white-space:pre-line;background:var(--cream-2);border-radius:10px;padding:14px;display:none}
.form output.show{display:block}
#buoc-gui{display:flex;gap:10px;flex-wrap:wrap}
#buoc-gui[hidden]{display:none}

/* Footer */
.site-footer{background:#163628;color:#e7dcc0;padding:56px 0 24px;font-size:15px}
.site-footer .cols{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:28px}
.site-footer h3{color:var(--gold);font-size:17px;margin:0 0 12px}
.site-footer a{color:#e7dcc0}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:8px}
.site-footer .copy{border-top:1px solid rgba(231,220,192,.2);margin-top:32px;padding-top:18px;font-size:13px;text-align:center}

/* Nút nổi */
.float{position:fixed;right:16px;bottom:18px;z-index:60;display:flex;flex-direction:column;gap:12px}
.float a{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:var(--cream);color:var(--green);box-shadow:var(--shadow);text-decoration:none;font-size:24px;border:2px solid var(--green)}
.float a.call{background:var(--red);color:#fff;border-color:var(--red);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(184,50,42,.5)}70%{box-shadow:0 0 0 14px rgba(184,50,42,0)}100%{box-shadow:0 0 0 0 rgba(184,50,42,0)}}

/* Responsive */
@media (max-width:960px){
  .nav{position:fixed;inset:68px 0 auto 0;background:var(--green);flex-direction:column;align-items:flex-start;padding:16px 20px 24px;gap:14px;display:none}
  .nav.open{display:flex}
  .menu-toggle{display:block}
  .header-cta{display:none}
  .intro,.brands,.features{grid-template-columns:1fr}
  .menu-wrap{grid-template-columns:1fr}
  .menu-nav{position:static;display:flex;flex-wrap:wrap;gap:4px}
  .site-footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  section{padding:52px 0}
  .menu-list{columns:1}
  .form{grid-template-columns:1fr;padding:20px}
  .site-footer .cols{grid-template-columns:1fr}
  .car-btn{display:none}
  .track > *{flex-basis:78%}
  .menu-section{padding:22px 18px 12px}
  .menu-section .feat{grid-template-columns:repeat(2,1fr)}
  .brand span{font-size:24px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}