:root{
  --navy:#0b2d45;--navy-2:#123f5f;--blue:#1769e0;--blue-2:#2f80ed;--sky:#edf6ff;
  --gold:#d9a441;--green:#178a59;--orange:#c77816;--red:#b54040;--ink:#142233;--muted:#66778b;
  --line:#dfe8f1;--soft:#f5f8fb;--white:#fff;--shadow:0 24px 65px rgba(22,49,73,.12);
  --radius:22px;--container:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.55}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}.container{width:min(var(--container),calc(100% - 36px));margin:auto}
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);border-bottom:1px solid rgba(216,227,238,.9)}.header-inner{height:78px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:48px;height:48px;object-fit:contain;border-radius:13px}.brand-mark{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(145deg,var(--navy),var(--blue));color:#fff;font-weight:900;letter-spacing:.4px;box-shadow:0 8px 22px rgba(14,57,88,.2)}.brand-copy{display:flex;flex-direction:column;line-height:1.18}.brand-copy strong{font-size:16px;color:var(--navy);white-space:nowrap}.brand-copy small{margin-top:4px;color:#738397;font-size:11px}.main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}.main-nav a{font-size:14px;font-weight:750;color:#33465a;transition:.2s}.main-nav a:hover{color:var(--blue)}.header-cta{padding:11px 17px;border-radius:12px;background:var(--navy);color:#fff;font-size:13px;font-weight:800;box-shadow:0 10px 22px rgba(11,45,69,.14)}.mobile-menu-btn{display:none;margin-left:auto;border:0;background:#eff4f8;color:var(--navy);width:42px;height:42px;border-radius:12px;font-size:22px}.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 18px 16px}.mobile-nav a{display:block;padding:12px 6px;font-weight:750;color:#35485b;border-bottom:1px solid #edf2f6}.mobile-nav a:last-child{border-bottom:0}
.hero-commercial{height:min(670px,72vh);min-height:520px;position:relative;background-image:var(--hero-image);background-size:cover;background-position:center 52%;overflow:hidden}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,31,49,.91) 0%,rgba(8,40,61,.76) 41%,rgba(9,40,57,.35) 70%,rgba(7,29,42,.22) 100%)}.hero-glow{position:absolute;width:520px;height:520px;border-radius:50%;background:rgba(46,145,255,.13);filter:blur(20px);left:8%;bottom:-280px}.hero-content{position:relative;height:100%;display:flex;align-items:center}.hero-copy{max-width:720px;color:#fff;padding-bottom:46px}.hero-badge{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:850;letter-spacing:.12em;color:#dceeff;border:1px solid rgba(255,255,255,.24);padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.08);backdrop-filter:blur(8px)}.hero-badge>span{width:7px;height:7px;border-radius:50%;background:#6dd6a4;box-shadow:0 0 0 5px rgba(109,214,164,.13)}.hero-copy h1{font-size:clamp(42px,5.5vw,74px);line-height:1.03;letter-spacing:-.045em;margin:22px 0 18px;max-width:690px}.hero-copy p{font-size:clamp(17px,2vw,20px);max-width:630px;color:#e3edf5;line-height:1.68;margin:0}.hero-proof{display:flex;gap:24px;flex-wrap:wrap;margin-top:28px;font-size:13px;font-weight:700;color:#eaf4fb}.hero-proof span{display:flex;align-items:center;gap:7px}.hero-proof b{display:grid;place-items:center;width:19px;height:19px;border-radius:50%;background:#fff;color:var(--green);font-size:11px}
.search-shell{position:relative;z-index:12;margin-top:-64px}.commercial-search{background:#fff;border:1px solid rgba(219,228,237,.9);border-radius:24px;padding:20px;display:grid;grid-template-columns:1.25fr 1fr 1fr auto;gap:14px;align-items:end;box-shadow:0 28px 70px rgba(16,49,74,.16)}.search-intro{padding:2px 12px 4px 2px}.mini-label,.eyebrow{display:block;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.13em;margin-bottom:7px}.search-intro strong{display:block;font-size:18px;color:var(--navy)}.search-intro small{display:block;color:#7a8898;margin-top:4px}.commercial-search label,.consult-form label{display:block}.commercial-search label>span,.consult-form label>span{display:block;font-size:12px;font-weight:800;color:#53667a;margin:0 0 7px}.commercial-search select,.consult-form select,.consult-form input,.consult-form textarea{width:100%;border:1px solid #d8e3ec;background:#f9fbfd;border-radius:12px;padding:12px 13px;outline:none;color:#1d3144;transition:.2s}.commercial-search select{height:48px}.commercial-search select:focus,.consult-form select:focus,.consult-form input:focus,.consult-form textarea:focus{border-color:#78a9ee;box-shadow:0 0 0 3px rgba(23,105,224,.10);background:#fff}.primary-btn,.detail-btn.filled,.search-submit{border:0;background:linear-gradient(135deg,var(--blue),#1d76ec);color:#fff;border-radius:12px;font-weight:850;padding:13px 18px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:.2s;box-shadow:0 11px 23px rgba(23,105,224,.17)}.primary-btn:hover,.detail-btn.filled:hover,.search-submit:hover{transform:translateY(-1px);box-shadow:0 14px 28px rgba(23,105,224,.23)}.search-submit{height:48px;white-space:nowrap}.reset-filter{grid-column:4;text-align:center;font-size:12px;color:#68798b;margin-top:-7px}.trust-strip{margin:22px 8px 0;display:grid;grid-template-columns:repeat(5,1fr);border:1px solid #e5edf4;border-radius:18px;background:#fff;box-shadow:0 12px 36px rgba(22,52,79,.06);overflow:hidden}.trust-strip div{padding:19px 16px;text-align:center;border-right:1px solid #e8eef4}.trust-strip div:last-child{border-right:0}.trust-strip strong{display:block;font-size:23px;color:var(--navy)}.trust-strip span{display:block;color:#748497;font-size:12px;margin-top:3px}
.subject-shortcuts{padding:34px 0 5px}.subject-shortcuts .container{display:flex;gap:20px;align-items:center}.shortcut-head{min-width:155px}.shortcut-head span{font-size:13px;font-weight:850;color:var(--navy)}.shortcut-head small{display:block;color:#7b8a9b;margin-top:2px}.subject-pills{display:flex;gap:9px;overflow:auto;padding:4px 2px;scrollbar-width:none}.subject-pills::-webkit-scrollbar{display:none}.subject-pills a{white-space:nowrap;padding:9px 14px;border:1px solid #dce7f0;border-radius:999px;background:#fff;color:#3b5065;font-weight:750;font-size:12px;transition:.2s}.subject-pills a:hover{border-color:#9abde9;color:var(--blue);background:#f2f7ff}
.teacher-section{padding:72px 0 88px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}.section-heading h2{font-size:clamp(28px,3.5vw,42px);line-height:1.12;letter-spacing:-.025em;color:var(--navy);margin:5px 0 9px}.section-heading p{margin:0;color:#718195;max-width:650px}.result-count{display:inline-flex;align-items:center;white-space:nowrap;padding:8px 12px;background:#eef5ff;color:#2769c3;border-radius:999px;font-size:12px;font-weight:850}.teacher-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:23px}.teacher-card{border:1px solid #e1e9f1;border-radius:22px;background:#fff;overflow:hidden;transition:.25s;box-shadow:0 10px 35px rgba(27,54,79,.055)}.teacher-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d3e2ef}.teacher-photo{height:260px;position:relative;background:linear-gradient(150deg,#dbe9f4,#edf4f8);overflow:hidden}.teacher-photo img{width:100%;height:100%;object-fit:cover;transition:.35s}.teacher-card:hover .teacher-photo img{transform:scale(1.025)}.photo-placeholder{width:100%;height:100%;display:grid;place-items:center;font-size:74px;font-weight:900;color:#9cb3c4;background:linear-gradient(145deg,#e3eef5,#f6f9fb)}.photo-placeholder.large{font-size:110px}.teacher-photo-shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 48%,rgba(6,28,43,.72) 100%)}.photo-badges{position:absolute;top:14px;left:14px;right:14px;display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.featured-badge,.availability-badge{display:inline-flex;align-items:center;border-radius:999px;padding:6px 9px;font-size:10px;font-weight:900;box-shadow:0 5px 15px rgba(12,28,41,.12);backdrop-filter:blur(8px)}.featured-badge{background:#fff4d7;color:#956516}.availability-badge{margin-left:auto}.availability-badge.open{background:#eafbf2;color:#157548}.availability-badge.limited{background:#fff5de;color:#9d6812}.availability-badge.full{background:#fff0f0;color:#a14040}.school-chip{position:absolute;left:14px;right:14px;bottom:14px;color:#fff;font-size:11px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.teacher-body{padding:20px}.teacher-topline{display:flex;align-items:flex-start;gap:12px;justify-content:space-between}.teacher-topline h3{font-size:20px;line-height:1.2;margin:0;color:#142a3d}.teacher-title{margin:5px 0 0;color:#748497;font-size:13px}.verified-dot{flex:0 0 auto;width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:#e8f2ff;color:var(--blue);font-weight:900;font-size:12px}.modern-meta{border-top:1px solid #edf1f5;border-bottom:1px solid #edf1f5;margin:16px 0;padding:13px 0}.modern-meta p{display:grid;grid-template-columns:94px 1fr;gap:8px;margin:7px 0;font-size:12px}.modern-meta span{color:#8795a5}.modern-meta strong{font-weight:750;color:#314659}.teacher-footer{display:flex;align-items:center;justify-content:space-between;gap:15px}.teacher-footer-info{min-width:0}.teacher-footer small{display:block;color:#8795a5;font-size:10px}.tuition{display:block;color:var(--navy);font-weight:900;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}.availability-text{display:block;font-weight:850;font-size:12px;margin-top:2px}.availability-text.open{color:var(--green)}.availability-text.limited{color:var(--orange)}.availability-text.full{color:var(--red)}.detail-btn{padding:10px 13px;font-size:12px;white-space:nowrap}.empty-state{padding:54px 24px;border:1px dashed #cfdde8;border-radius:22px;text-align:center;background:#fbfdff}.empty-icon{font-size:48px;color:#93a8ba}.empty-state h3{margin:5px 0;color:var(--navy)}.empty-state p{color:#758598;margin:7px 0 20px}.empty-actions{display:flex;justify-content:center;gap:10px}.secondary-btn{display:inline-flex;justify-content:center;align-items:center;padding:11px 15px;border:1px solid #d2dfeb;border-radius:12px;background:#fff;color:#30465a;font-weight:800;font-size:13px}.compact{padding:11px 15px;font-size:13px}
.why-section{padding:86px 0;background:linear-gradient(180deg,#f7fafc,#eef5f9)}.centered-heading{justify-content:center;text-align:center}.centered-heading p{margin-inline:auto}.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.benefit-grid article{background:#fff;border:1px solid #e0e9f0;border-radius:20px;padding:26px 22px;min-height:215px}.benefit-grid article>span{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:#eaf3ff;color:var(--blue);font-size:12px;font-weight:900}.benefit-grid h3{margin:20px 0 8px;color:var(--navy);font-size:17px}.benefit-grid p{margin:0;color:#748497;font-size:13px;line-height:1.7}
.consult-section{background:linear-gradient(135deg,#092a41,#123f5f 52%,#175179);padding:80px 0;position:relative;overflow:hidden}.consult-section:after{content:"";position:absolute;width:500px;height:500px;border-radius:50%;background:rgba(56,153,255,.10);right:-170px;top:-200px}.consult-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:center}.consult-copy{color:#fff}.eyebrow.light{color:#9bd0ff}.consult-copy h2,.contact-cta h2,.profile-consult h2{font-size:clamp(32px,4vw,46px);line-height:1.12;letter-spacing:-.03em;margin:8px 0 14px}.consult-copy p{color:#d7e6f1;max-width:520px}.consult-points{display:flex;flex-direction:column;gap:10px;margin-top:24px;color:#dceaf4;font-size:13px;font-weight:700}.consult-form{background:#fff;border-radius:24px;padding:25px;box-shadow:0 25px 60px rgba(0,0,0,.18)}.form-title{margin-bottom:17px}.form-title strong{display:block;font-size:20px;color:var(--navy)}.form-title small{color:#79899a}.form-two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.consult-form label{margin-bottom:12px}.consult-form textarea{resize:vertical;min-height:88px}.full-btn{width:100%;height:49px}.public-flash{padding:11px 13px;border-radius:11px;font-weight:700;font-size:12px;margin-bottom:14px;transition:.3s}.public-flash.success{background:#e9fbf1;color:#176b44}.public-flash.error{background:#fff0f0;color:#9c3434}.flash-hide{opacity:0;transform:translateY(-5px)}
.contact-cta{padding:68px 0;background:#f7f1e6}.contact-cta-inner{background:linear-gradient(135deg,#102f45,#163f5d);border-radius:28px;padding:42px 46px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:35px;box-shadow:0 22px 52px rgba(18,51,75,.15)}.contact-cta h2{font-size:32px;margin:6px 0 8px}.contact-cta p{margin:0;color:#d5e1ea}.cta-buttons{display:flex;gap:10px;flex-wrap:wrap}.cta-btn{display:inline-flex;padding:12px 16px;border-radius:12px;font-weight:850;font-size:13px}.light-btn{background:#fff;color:var(--navy)}.ghost-btn{border:1px solid rgba(255,255,255,.38);color:#fff}
.detail-hero{background:linear-gradient(135deg,#09283e,#164c70);padding:52px 0 85px;color:#fff}.back-link{display:inline-block;color:#cee1ef;font-size:13px;margin-bottom:38px}.detail-hero-copy h1{font-size:clamp(40px,5vw,60px);margin:14px 0 4px;letter-spacing:-.03em}.detail-hero-copy p{margin:0;color:#d6e5ee}.detail-section{margin-top:-50px;padding-bottom:74px;position:relative}.teacher-detail-card{display:grid;grid-template-columns:380px 1fr;background:#fff;border-radius:26px;overflow:hidden;border:1px solid #dee8f0;box-shadow:var(--shadow)}.detail-photo{position:relative;min-height:520px;background:#e5eef4}.detail-photo img{width:100%;height:100%;object-fit:cover}.detail-badge-stack{position:absolute;top:18px;left:18px;right:18px;display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.detail-content{padding:34px}.profile-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;border-bottom:1px solid #e9eff4;padding-bottom:22px}.profile-heading h2{font-size:31px;line-height:1.16;color:var(--navy);margin:5px 0 4px}.profile-heading p{margin:0;color:#728397}.verified-profile{display:inline-flex;padding:8px 11px;border-radius:999px;background:#eaf3ff;color:#2167c4;font-weight:850;font-size:11px;white-space:nowrap}.detail-facts{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin:24px 0}.detail-facts div{padding:14px;background:#f7fafc;border:1px solid #e6edf3;border-radius:13px}.detail-facts span{display:block;color:#8392a2;font-size:10px;margin-bottom:4px}.detail-facts strong{color:#2b4053;font-size:13px}.description-box{padding:20px 0;border-top:1px solid #edf1f4}.description-box h3{margin:0 0 8px;color:var(--navy)}.description-box p{margin:0;color:#65778a;line-height:1.75}.premium-contact-row{display:flex;align-items:center;gap:11px;flex-wrap:wrap;border-top:1px solid #e9eff4;padding-top:20px}.price-block,.status-block{margin-right:auto;min-width:150px}.price-block small,.status-block small{display:block;color:#8795a4;font-size:10px}.price-block strong,.status-block strong{display:block;color:var(--navy);font-size:16px;margin-top:2px}.profile-consult{padding:70px 0;background:linear-gradient(135deg,#0b2e47,#154b6f);color:#fff}.profile-consult-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:center}.profile-consult p{color:#d6e5ef}.compact-form{padding:22px}.profile-full-note{padding:55px 0;background:#f6f9fb}.full-note-card{padding:30px;border:1px solid #e0e7ed;border-radius:20px;background:#fff;text-align:center}.full-note-card strong{font-size:22px;color:var(--navy)}.full-note-card p{color:#718294}
.site-footer{background:#081f30;color:#d8e6ef;padding:56px 0 24px}.footer-main{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px}.footer-logo-row{display:flex;align-items:center;gap:12px;color:#fff}.small-mark{width:40px;height:40px;border-radius:11px}.footer-logo-img{width:42px;height:42px;object-fit:contain;border-radius:10px}.footer-brand p{max-width:430px;color:#93aabd;font-size:13px;line-height:1.7}.footer-links{display:flex;flex-direction:column;gap:8px}.footer-links strong{color:#fff;margin-bottom:4px}.footer-links a{color:#a6bac9;font-size:13px}.footer-links a:hover{color:#fff}.footer-bottom{margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);display:flex;justify-content:space-between;color:#748fa3;font-size:11px}.floating-stack{position:fixed;right:16px;bottom:18px;z-index:70;display:flex;flex-direction:column;gap:9px}.floating-contact{display:flex;align-items:center;gap:8px;padding:8px 11px 8px 8px;border-radius:999px;color:#fff;box-shadow:0 10px 25px rgba(8,28,43,.2);font-size:11px;font-weight:850}.floating-contact span{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.18);font-size:14px}.floating-contact.zalo{background:#1378e5}.floating-contact.facebook{background:#2566bd}
@media(max-width:1000px){.main-nav{display:none}.header-cta{margin-left:auto}.commercial-search{grid-template-columns:1fr 1fr}.search-intro{grid-column:1/-1}.reset-filter{grid-column:auto}.trust-strip{grid-template-columns:repeat(3,1fr)}.trust-strip div:nth-child(3){border-right:0}.trust-strip div:nth-child(n+4){border-top:1px solid #e8eef4}.teacher-grid{grid-template-columns:repeat(2,1fr)}.benefit-grid{grid-template-columns:repeat(2,1fr)}.consult-grid{gap:35px}.teacher-detail-card{grid-template-columns:320px 1fr}.contact-cta-inner{padding:35px}.footer-main{gap:30px}}
@media(max-width:760px){.container{width:min(100% - 24px,var(--container))}.header-inner{height:67px}.brand-mark,.brand img{width:42px;height:42px}.brand-copy strong{font-size:14px;max-width:210px;overflow:hidden;text-overflow:ellipsis}.brand-copy small{display:none}.header-cta{display:none}.mobile-menu-btn{display:block}.mobile-nav.open{display:block}.hero-commercial{min-height:470px;height:64vh;background-position:center}.hero-copy{padding-bottom:48px}.hero-copy h1{font-size:42px}.hero-copy p{font-size:16px}.hero-proof{gap:12px 18px}.search-shell{margin-top:-46px}.commercial-search{grid-template-columns:1fr;padding:16px;border-radius:19px}.commercial-search .search-intro{grid-column:auto}.reset-filter{grid-column:auto}.trust-strip{grid-template-columns:repeat(2,1fr);margin:15px 0 0}.trust-strip div{padding:15px 8px}.trust-strip div:nth-child(2n){border-right:0}.trust-strip div:nth-child(3){border-right:1px solid #e8eef4}.trust-strip div:nth-child(n+3){border-top:1px solid #e8eef4}.trust-strip div:last-child{grid-column:1/-1;border-right:0}.subject-shortcuts{padding-top:24px}.subject-shortcuts .container{display:block}.shortcut-head{margin-bottom:8px}.teacher-section{padding:55px 0}.section-heading{align-items:flex-start;display:block}.result-count{margin-top:13px}.teacher-grid{grid-template-columns:1fr}.teacher-photo{height:300px}.benefit-grid{grid-template-columns:1fr}.why-section{padding:65px 0}.consult-section{padding:60px 0}.consult-grid,.profile-consult-grid{grid-template-columns:1fr;gap:30px}.form-two{grid-template-columns:1fr}.contact-cta{padding:50px 0}.contact-cta-inner{display:block;padding:29px 23px}.cta-buttons{margin-top:22px}.teacher-detail-card{grid-template-columns:1fr}.detail-photo{min-height:390px;height:460px}.detail-content{padding:24px 19px}.profile-heading{display:block}.verified-profile{margin-top:13px}.detail-facts{grid-template-columns:1fr}.premium-contact-row{align-items:stretch}.price-block,.status-block{width:100%;margin-right:0}.footer-main{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:4px}.floating-contact b{display:none}.floating-contact{padding:7px}.floating-contact span{width:30px;height:30px}.detail-hero{padding-top:35px}.detail-section{margin-top:-35px}}
@media(max-width:430px){.hero-copy h1{font-size:36px}.hero-proof span:nth-child(3){display:none}.teacher-photo{height:270px}.trust-strip strong{font-size:19px}.commercial-search{box-shadow:0 18px 45px rgba(16,49,74,.15)}.photo-badges{left:10px;right:10px}.featured-badge,.availability-badge{font-size:9px;padding:5px 7px}.consult-form{padding:18px}.detail-photo{height:400px}.empty-actions{flex-direction:column}}

/* ===== Banner slider + floating contact v3 ===== */
.promo-banner{position:relative;background:#edf3f9;border-bottom:1px solid #dbe6ef;overflow:hidden}
.promo-slider{position:relative;width:100%;overflow:hidden;background:#dfe9f2}
.promo-track{position:relative;width:100%;aspect-ratio:1920/760;max-height:610px;min-height:250px;overflow:hidden}
.promo-slide{position:absolute;inset:0;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .48s ease,visibility .48s ease;background:#dfe9f2}
.promo-slide.active{opacity:1;visibility:visible;pointer-events:auto;z-index:2}
.promo-slide>a{display:block;width:100%;height:100%}
.promo-slide img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.promo-dots{position:absolute;z-index:5;left:50%;bottom:16px;transform:translateX(-50%);display:flex;align-items:center;justify-content:center;gap:10px;padding:8px 12px;border-radius:999px;background:rgba(8,36,57,.08);backdrop-filter:blur(7px)}
.promo-dot{width:38px;height:7px;padding:0;border:0;border-radius:999px;background:rgba(255,255,255,.94);box-shadow:0 2px 8px rgba(0,0,0,.15);cursor:pointer;transition:.25s}
.promo-dot.active{background:#133e61;width:44px}
.search-shell{margin-top:0;padding-top:34px}

.floating-stack{position:fixed;right:18px;bottom:28px;z-index:75;display:flex;flex-direction:column;gap:13px;align-items:center}
.floating-stack .floating-contact{display:block!important;padding:0!important;background:transparent!important;border-radius:50%!important;box-shadow:none!important;color:inherit!important;font-size:inherit!important;transition:transform .2s ease,filter .2s ease}
.floating-stack .floating-contact:hover{transform:translateY(-2px) scale(1.035);filter:brightness(1.03)}
.floating-stack .floating-contact>.floating-ring{display:grid!important;place-items:center!important;width:72px!important;height:72px!important;border-radius:50%!important;background:rgba(173,202,232,.82)!important;padding:0!important;box-shadow:0 10px 28px rgba(24,70,111,.15)!important;font-size:inherit!important}
.floating-stack .floating-contact .floating-core{display:grid!important;place-items:center!important;width:55px!important;height:55px!important;border-radius:50%!important;background:#0e4f89!important;padding:0!important;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18),0 3px 9px rgba(3,47,87,.18)!important;font-size:inherit!important}
.floating-stack .floating-contact svg{width:31px;height:31px;fill:#fff;display:block}
.floating-stack .floating-contact .zalo-core{background:#0e4f89!important}
.floating-stack .floating-contact .zalo-bubble{display:grid!important;place-items:center!important;width:42px!important;height:32px!important;border-radius:52% 52% 52% 42%!important;background:#fff!important;color:#155890!important;padding:0!important;font-size:12px!important;font-weight:900!important;letter-spacing:-.04em!important;box-shadow:none!important;position:relative}
.floating-stack .floating-contact .zalo-bubble:after{content:"";position:absolute;left:5px;bottom:-4px;border-width:5px 6px 0 0;border-style:solid;border-color:#fff transparent transparent transparent;transform:rotate(8deg)}

@media(max-width:760px){
  .promo-track{aspect-ratio:2.08/1;min-height:0;max-height:none}
  .promo-dots{bottom:10px;gap:8px;padding:6px 9px;background:rgba(8,36,57,.06)}
  .promo-dot{width:34px;height:6px}.promo-dot.active{width:39px}
  .search-shell{padding-top:22px}
  .floating-stack{right:10px;bottom:118px;gap:11px}
  .floating-stack .floating-contact>.floating-ring{width:66px!important;height:66px!important}
  .floating-stack .floating-contact .floating-core{width:51px!important;height:51px!important}
  .floating-stack .floating-contact svg{width:29px;height:29px}
  .floating-stack .floating-contact .zalo-bubble{width:40px!important;height:30px!important;font-size:11px!important}
}
@media(max-width:430px){
  .promo-track{aspect-ratio:2.05/1}
  .floating-stack{right:8px;bottom:112px}
  .floating-stack .floating-contact>.floating-ring{width:62px!important;height:62px!important}
  .floating-stack .floating-contact .floating-core{width:48px!important;height:48px!important}
}