/* Karaoke VIP Ha Noi. Palette: red #c2252c, gold #e9c46a, dark #141019, ink. */
:root{--red:#c2252c;--red-dk:#9a1b21;--gold:#e9c46a;--gold-ink:#8a6a1e;--dark:#141019;--dark-2:#201a2b;--ink:#1f1a26;--muted:#6b6577;--soft:#faf7f2;--white:#fff;
  --maxw:1180px;--radius:16px;--shadow-sm:0 2px 10px rgba(0,0,0,.08);--shadow-md:0 14px 34px rgba(0,0,0,.28);
  --font-display:"Space Grotesk",Arial,sans-serif;--font-body:"Inter",Arial,sans-serif;}
*{box-sizing:border-box;}
body{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;}
input,textarea,select,[contenteditable=true]{-webkit-user-select:text;user-select:text;}
img{-webkit-user-drag:none;max-width:100%;}
html{scroll-behavior:smooth;}
body{margin:0;font-family:var(--font-body);color:var(--ink);}
a{color:inherit;text-decoration:none;}.wow{visibility:visible;}
.inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%;}
h1,h2,h3,h4{font-family:var(--font-display);}
.site-header{position:sticky;top:0;z-index:50;background:var(--dark);border-bottom:2px solid var(--gold);}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;}
.brand img{height:42px;}
.main-nav{display:flex;align-items:center;gap:22px;}
.main-nav a{font-weight:600;font-size:15px;color:#fff;}
.main-nav a:hover{color:var(--gold);}
.hdr-cta{display:inline-flex;align-items:center;gap:9px;min-height:44px;background:var(--red);color:#fff;font-weight:700;padding:8px 18px;border-radius:999px;}
.hdr-cta:hover{background:var(--red-dk);}
.hdr-cta .ic{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:#fff;color:var(--red);flex:0 0 30px;}
.nav-toggle{display:none;background:none;border:0;color:#fff;cursor:pointer;padding:6px;}
.hero{position:relative;color:#fff;overflow:hidden;background:var(--dark);}
.hero>img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4;}
.hero .inner{position:relative;z-index:2;padding:70px 20px;text-align:center;}
.hero .eyebrow{color:var(--gold);font-weight:700;letter-spacing:2px;text-transform:uppercase;}
.hero h1{font-size:clamp(28px,4.8vw,48px);margin:10px 0 14px;line-height:1.1;}
.hero h1 span{color:var(--gold);}
.hero p{color:#f0ebe3;max-width:720px;margin:0 auto 24px;line-height:1.7;}
.hero .price{font-family:var(--font-display);font-weight:700;font-size:26px;color:var(--gold);margin-bottom:18px;}
.btn-primary{display:inline-block;background:var(--red);color:#fff;font-weight:700;padding:14px 30px;border-radius:999px;text-transform:uppercase;box-shadow:0 6px 18px rgba(194,37,44,.4);}
.btn-primary:hover{background:var(--red-dk);}
.sec{padding:56px 0;}
.sec.dark{background:var(--dark);color:#fff;}
.sec.alt{background:var(--soft);}
.sec-title{text-align:center;font-size:clamp(24px,3.4vw,34px);margin:0 0 6px;text-transform:uppercase;color:var(--red);}
.sec.dark .sec-title{color:var(--gold);}
.sec-sub{text-align:center;color:var(--muted);max-width:760px;margin:0 auto 30px;line-height:1.7;}
.sec.dark .sec-sub{color:#cfc8d6;}
.branches{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.branch{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);}
.sec.dark .branch{background:var(--dark-2);}
.branch img{width:100%;height:200px;object-fit:cover;}
.branch .b{padding:20px;}
.branch h3{color:var(--red);margin:0 0 8px;font-size:19px;}
.sec.dark .branch h3{color:var(--gold);}
.branch p{color:var(--muted);font-size:14px;margin:0 0 14px;}
.sec.dark .branch p{color:#cfc8d6;}
.branch .call{display:inline-block;background:var(--red);color:#fff;font-weight:700;padding:9px 18px;border-radius:999px;font-size:14px;}
.rooms{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.room{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:4/3;}
.room img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.room:hover img{transform:scale(1.07);}
.room .ov{position:absolute;inset:0;background:linear-gradient(transparent 40%,rgba(10,6,14,.9));}
.room .cap{position:absolute;left:0;right:0;bottom:0;padding:16px;color:#fff;z-index:2;}
.room .cap h3{margin:0 0 4px;color:var(--gold);font-size:18px;}
.room .cap p{margin:0;font-size:13px;color:#eee;}
.room .tag{position:absolute;top:12px;right:12px;background:var(--red);color:#fff;font-weight:700;font-size:13px;padding:5px 12px;border-radius:999px;z-index:2;}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.gallery img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:12px;}
.contact-sec{padding:56px 0;background:var(--dark);color:#fff;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
.contact-card{background:var(--dark-2);border-radius:var(--radius);padding:26px;}
.contact-card h3{color:var(--gold);margin:0 0 16px;}
.contact-row{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;}
.contact-row .ic{width:42px;height:42px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;flex:0 0 42px;}
.contact-row .ic svg{width:20px;height:20px;}
.contact-row b{display:block;}.contact-row span{color:#cfc8d6;font-size:14px;}
.lead-form input,.lead-form textarea{width:100%;padding:12px 14px;margin-bottom:12px;border:1px solid #4a4256;border-radius:8px;font-size:14px;font-family:inherit;background:#1a1522;color:#fff;}
.lead-form input::placeholder,.lead-form textarea::placeholder{color:#9b93a8;}
.lead-form input:focus,.lead-form textarea:focus{outline:2px solid var(--gold);border-color:var(--gold);}
.lead-form textarea{resize:none;height:84px;}
.lead-form .submit{width:100%;padding:13px;background:var(--red);color:#fff;font-weight:700;border:0;border-radius:8px;cursor:pointer;font-size:15px;}
.lead-form .submit:hover{background:var(--red-dk);}
.form-alert{text-align:center;margin:8px 0 0;font-weight:600;min-height:18px;color:#8fe0a0;}
.site-footer{background:#0d0912;color:#fff;padding:44px 0 22px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
.foot-logo img{height:56px;margin-bottom:12px;}
.site-footer h4{color:var(--gold);text-transform:uppercase;font-size:15px;margin:0 0 14px;}
.site-footer ul{padding:0;margin:0;}.site-footer li{list-style:none;margin:0 0 9px;opacity:.9;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:26px;padding-top:16px;text-align:center;font-size:13px;opacity:.75;}
.fab{position:fixed;right:20px;z-index:60;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.4);transition:transform .18s;}
.fab:hover{transform:scale(1.08);}
.fab-call{bottom:20px;background:var(--red);color:#fff;animation:pls 1.6s infinite;}.fab-call svg{width:28px;height:28px;}
.fab-zalo{bottom:88px;background:#fff;border:2px solid #0068ff;}.fab-zalo svg{width:40px;height:40px;}
@keyframes pls{0%{box-shadow:0 0 0 0 rgba(194,37,44,.55);}70%{box-shadow:0 0 0 16px rgba(194,37,44,0);}100%{box-shadow:0 0 0 0 rgba(194,37,44,0);}}
@media(max-width:860px){
  .nav-toggle{display:inline-flex;order:3;}
  .main-nav{position:absolute;top:62px;left:0;right:0;background:var(--dark);flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px;display:none;}
  .main-nav.open{display:flex;}.main-nav a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12);}
  .hdr-cta{order:2;}
  .branches,.rooms,.contact-grid,.foot-grid{grid-template-columns:1fr;}
  .gallery{grid-template-columns:repeat(2,1fr);}
}