:root{--nk-red:#8c160f;--nk-deep:#4f100c;--nk-gold:#c99231;--nk-cream:#fff8ed;--nk-ink:#321814;--nk-muted:#755d56}
.nk-btn{gap:6px}
.nk-landing,.nk-landing *{font-family:Tahoma,Arial,sans-serif!important}
.nk-landing h1,.nk-landing h2,.nk-landing h3,.nk-landing .nk-price__now,.nk-landing .nk-tier strong,.nk-landing .nk-calculator__result strong{font-family:Tahoma,Arial,sans-serif!important;font-style:normal}
.nk-landing h1,.nk-landing h2,.nk-landing h3{font-weight:700!important;letter-spacing:-.02em}
.nk-landing .nk-eyebrow,.nk-landing .nk-kicker{font-family:Tahoma,Arial,sans-serif!important;font-weight:600!important;letter-spacing:.025em!important;text-transform:none!important;line-height:1.45}
.nk-hero__shade{background:linear-gradient(90deg,rgba(74,12,8,.72) 0%,rgba(91,14,9,.53) 39%,rgba(99,18,10,.05) 73%)!important}
.nk-section--feature{background:radial-gradient(circle at 7% 12%,rgba(201,146,49,.13) 0 74px,transparent 75px),radial-gradient(circle at 94% 88%,rgba(140,22,15,.08) 0 110px,transparent 111px),linear-gradient(180deg,#fff9ef,#fffdf8)!important}
.nk-testimonials{background:radial-gradient(circle at 97% 12%,rgba(201,146,49,.14) 0 88px,transparent 89px),linear-gradient(135deg,#fff8ec,#fff2dd)!important}
.nk-section__heading:after{content:"";display:block;width:72px;height:7px;margin:17px auto 0;border-top:1px solid rgba(170,111,29,.55);border-bottom:1px solid rgba(170,111,29,.28);border-radius:50%}
.nk-promo-strip{display:flex;align-items:center;justify-content:center;gap:9px 18px;flex-wrap:wrap;padding:14px 20px;background:linear-gradient(90deg,#f4d690,#fff2ca,#f4d690);border-top:1px solid #e4b85b;border-bottom:1px solid #d9a844;color:#68140f;text-align:center;font:600 14px/1.4 Tahoma,Arial,sans-serif!important}
.nk-promo-strip strong{padding:4px 9px;border-radius:999px;background:#8c160f;color:#fff;text-transform:uppercase;font-size:11px}
.nk-promo-strip b{color:#8c160f}
.nk-section__heading .nk-combo-title{font-size:46px!important;line-height:1!important;color:#971b12!important;letter-spacing:-1px!important;margin-top:0!important}
@media(max-width:767px){.nk-promo-strip{display:grid;gap:5px;padding:12px 14px;font-size:13px}.nk-promo-strip strong{justify-self:center}.nk-section__heading .nk-combo-title{font-size:36px!important}}
.nk-landing{display:block!important;width:100%!important;max-width:100%!important;clear:both;background:#fffaf2;color:var(--nk-ink);font-family:Arial,"Helvetica Neue",sans-serif;line-height:1.55;overflow:hidden;border-radius:16px 16px 0 0;margin:0 0 30px!important;box-shadow:0 14px 46px rgba(79,16,12,.09)}
.nk-landing *{box-sizing:border-box}.nk-landing img{display:block;max-width:100%}.nk-landing h1,.nk-landing h2,.nk-landing h3,.nk-landing p{margin-top:0}.nk-landing a{text-decoration:none}.nk-hero{min-height:570px;position:relative;display:flex;align-items:center;background:#74120d}.nk-hero__image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}.nk-hero__shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(67,7,5,.95) 0%,rgba(87,10,7,.79) 40%,rgba(89,10,7,.08) 73%)}.nk-hero__content{position:relative;z-index:2;width:58%;padding:54px 48px;color:white}.nk-eyebrow,.nk-kicker{display:inline-flex;align-items:center;gap:8px;color:#a52118;font-size:12px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase}.nk-eyebrow{color:#ffe7b0;margin-bottom:16px}.nk-hero h1{font-family:Arial,"Helvetica Neue",sans-serif;font-size:49px;line-height:1.03;color:#fff6e2;margin-bottom:17px}.nk-hero__lead{font-family:Arial,"Helvetica Neue",sans-serif;font-size:23px;line-height:1.42;color:#fff;margin-bottom:18px}.nk-hero__proof{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:14px;color:#ffe9c8;margin-bottom:25px}.nk-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border:0;border-radius:11px;font-weight:800;transition:.22s;cursor:pointer}.nk-btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(74,10,7,.2)}.nk-btn--cream{background:#fff1d4;color:#68140f}.nk-btn--primary{background:linear-gradient(135deg,#9c1d14,#6c100b);color:#fff}.nk-btn--outline{border:1px solid rgba(255,255,255,.65);color:#fff;background:transparent}.nk-btn--wide{width:100%;font-size:16px}.nk-jump{display:grid;grid-template-columns:repeat(4,1fr);background:#5b110c}.nk-jump a{color:#fff3dd;padding:15px 8px;text-align:center;font-size:13px;font-weight:800;border-right:1px solid rgba(255,255,255,.12)}.nk-jump a:last-child{border-right:0}.nk-section{padding:64px 46px}.nk-section--feature{background:linear-gradient(180deg,#fff8ec,#fffdf8)}.nk-section__heading{text-align:center;max-width:720px;margin:0 auto 34px}.nk-section__heading h2{font-family:Arial,"Helvetica Neue",sans-serif;color:#5c130e;font-size:34px;line-height:1.18;margin:7px 0 10px}.nk-section__heading p{color:var(--nk-muted);margin:0}.nk-section__heading strong{color:#9d1c13}.nk-combo{display:grid;grid-template-columns:1.12fr .88fr;max-width:900px;margin:auto;background:#fff;border:1px solid #efd9b9;border-radius:22px;overflow:hidden;box-shadow:0 18px 46px rgba(100,45,25,.12)}.nk-combo__visual{position:relative;min-height:460px;background:#f6e6d2}.nk-combo__visual img{width:100%;height:100%;object-fit:cover}.nk-combo__badge{position:absolute;top:18px;left:18px;background:#8c160f;color:white;border:3px solid #f0c670;border-radius:999px;padding:9px 14px;font-weight:900;font-size:12px}.nk-combo__body{padding:34px 30px}.nk-price{display:flex;align-items:baseline;gap:12px;margin-bottom:17px}.nk-price__now{font-family:Arial,"Helvetica Neue",sans-serif;font-size:34px;font-weight:800;color:#9b1c13}.nk-price del{color:#9f8a81}.nk-combo__fixed{display:flex;justify-content:space-between;gap:10px;padding:12px 0;border-top:1px solid #eee0ce;border-bottom:1px solid #eee0ce}.nk-combo__fixed span{font-weight:800;color:#922017;white-space:nowrap}.nk-label{font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.7px;margin:19px 0 9px}.nk-choice{display:flex;align-items:center;gap:10px;padding:12px;border:1px solid #e3d3c3;border-radius:12px;margin:8px 0;cursor:pointer}.nk-choice--active{border:2px solid #a52118;background:#fff8ec}.nk-choice input{accent-color:#9b1c13}.nk-choice span{display:flex;flex-direction:column;flex:1}.nk-choice small{color:#8a746b}.nk-choice strong{color:#8d1a12}.nk-note{font-size:11px;color:#8d756c;margin:10px 0 0}.nk-note--center{text-align:center}.nk-flavour-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.nk-card{background:white;border:1px solid #eadbc7;border-radius:18px;overflow:hidden;box-shadow:0 10px 25px rgba(75,34,20,.06)}.nk-card--large{grid-column:span 2;display:grid;grid-template-columns:1.15fr .85fr}.nk-card__image{display:block;overflow:hidden;background:#f4e7d4;aspect-ratio:4/3}.nk-card--large .nk-card__image{aspect-ratio:auto}.nk-card__image img{width:100%;height:100%;object-fit:cover;transition:.4s}.nk-card:hover .nk-card__image img{transform:scale(1.03)}.nk-card__body{padding:23px}.nk-tag{font-size:11px;color:#a02419;font-weight:900;text-transform:uppercase;letter-spacing:1px}.nk-card h3{font-family:Arial,"Helvetica Neue",sans-serif;font-size:23px;color:#59130e;margin:6px 0 9px}.nk-card p{font-size:14px;color:#705b53;margin-bottom:18px}.nk-card__footer{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #eee2d2;padding-top:14px}.nk-card__footer strong{font-size:19px;color:#9b1d14}.nk-card__footer a{color:#6c160f;font-weight:800}.nk-more-products{display:flex;gap:9px;flex-wrap:wrap;justify-content:center;margin-top:24px}.nk-more-products a{font-size:12px;font-weight:700;color:#6e211a;background:#fff;border:1px solid #e4cdb0;border-radius:999px;padding:9px 13px}.nk-section--gift{padding:0}.nk-gift{display:grid;grid-template-columns:1.15fr .85fr;background:linear-gradient(135deg,#76100b,#420906);color:#fff}.nk-gift__image{min-height:440px}.nk-gift__image img{width:100%;height:100%;object-fit:cover}.nk-gift__body{padding:52px 35px;display:flex;flex-direction:column;justify-content:center}.nk-kicker--light{color:#ffd88b}.nk-gift h2{font-family:Arial,"Helvetica Neue",sans-serif;color:#fff6df;font-size:37px;line-height:1.13;margin:7px 0 15px}.nk-gift p,.nk-gift li{color:#f6dccc}.nk-gift ul{padding-left:19px;margin:0 0 22px}.nk-b2b{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;align-items:stretch}.nk-tier{position:relative;text-align:center;padding:26px 18px;background:#fff;border:1px solid #ead9c1;border-radius:16px}.nk-tier--hot{background:#fff7e8;border:2px solid #a52118;transform:translateY(-8px)}.nk-tier__flag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:#a52118;color:#fff;border-radius:999px;padding:4px 12px;font-size:10px;font-weight:900;text-transform:uppercase}.nk-tier__range{display:block;color:#6f5048;font-size:13px;font-weight:800}.nk-tier strong{display:block;font:800 39px Arial,"Helvetica Neue",sans-serif;color:#941c13;margin:5px}.nk-tier p{font-size:12px;color:#755f57;margin:0}.nk-calculator{display:grid;grid-template-columns:1.1fr .65fr .9fr auto;gap:17px;align-items:center;margin-top:28px;padding:22px;background:#f2e2ca;border-radius:16px}.nk-calculator h3{margin:2px 0 0;color:#59130e}.nk-calculator label{font-size:12px;font-weight:800}.nk-calculator input{display:block;width:100%;height:44px;border:1px solid #d9b98f;border-radius:9px;padding:8px;margin-top:5px}.nk-calculator__result{display:flex;flex-direction:column}.nk-calculator__result strong{font:800 28px Arial,"Helvetica Neue",sans-serif;color:#951d14}.nk-calculator__result span{font-size:11px;color:#795e55}.nk-trust{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d4b683}.nk-trust div{padding:25px 18px;text-align:center;background:#65100c;color:#fff}.nk-trust b,.nk-trust span{display:block}.nk-trust b{font-family:Arial,"Helvetica Neue",sans-serif;color:#ffe1a7}.nk-trust span{font-size:11px;color:#efd1c2;margin-top:5px}.nk-testimonials{padding:56px 46px;background:#fff5e5}.nk-quotes{display:grid;grid-template-columns:1fr 1fr;gap:18px}.nk-quotes blockquote{margin:0;padding:22px 24px;border:0;border-left:4px solid #b58536;background:white;border-radius:0 14px 14px 0;font-family:Arial,"Helvetica Neue",sans-serif;color:#573029;font-size:16px}.nk-quotes cite{display:block;margin-top:11px;font:700 11px Arial,sans-serif;color:#9a1e15}.nk-cta{text-align:center;padding:62px 30px;background:radial-gradient(circle at 20% 20%,#a93327,#64100b 55%,#3b0806);color:white}.nk-cta h2{font:800 37px Arial,"Helvetica Neue",sans-serif;color:#fff2d7;margin:7px 0 9px}.nk-cta p{color:#f3d6c6}.nk-cta>div{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.nk-mobile-bar{display:none}.nk-toast{position:fixed;z-index:99999;right:18px;bottom:18px;max-width:340px;padding:14px 18px;border-radius:11px;background:#46100c;color:white;box-shadow:0 12px 35px rgba(0,0,0,.28);font-weight:700}
@media(max-width:991px){.nk-hero{min-height:520px}.nk-hero__content{width:67%;padding:38px 30px}.nk-hero h1{font-size:40px}.nk-section{padding:50px 28px}.nk-calculator{grid-template-columns:1fr 1fr}.nk-card--large{grid-template-columns:1fr}.nk-gift{grid-template-columns:1fr}.nk-gift__image{min-height:390px}.nk-gift__body{padding:42px 30px}}
@media(max-width:767px){.nk-landing{border-radius:0;margin-left:-15px;margin-right:-15px;margin-bottom:70px}.nk-hero{min-height:650px;align-items:flex-end}.nk-hero__image{object-position:62% center}.nk-hero__shade{background:linear-gradient(0deg,rgba(61,6,4,.98) 0%,rgba(77,8,5,.8) 43%,rgba(77,8,5,.08) 74%)}.nk-hero__content{width:100%;padding:34px 22px 32px}.nk-hero h1{font-size:38px}.nk-hero__lead{font-size:19px}.nk-jump{grid-template-columns:repeat(2,1fr)}.nk-jump a:nth-child(2){border-right:0}.nk-section{padding:45px 18px}.nk-section__heading h2{font-size:29px}.nk-combo{grid-template-columns:1fr}.nk-combo__visual{min-height:330px}.nk-combo__body{padding:25px 18px}.nk-price__now{font-size:31px}.nk-flavour-grid{grid-template-columns:1fr}.nk-card--large{grid-column:span 1;display:block}.nk-card__image,.nk-card--large .nk-card__image{aspect-ratio:4/3}.nk-gift{grid-template-columns:1fr}.nk-gift__image{min-height:310px}.nk-gift__body{padding:38px 21px}.nk-gift h2{font-size:31px}.nk-b2b{grid-template-columns:1fr}.nk-tier--hot{transform:none}.nk-calculator{grid-template-columns:1fr}.nk-trust{grid-template-columns:1fr}.nk-quotes{grid-template-columns:1fr}.nk-testimonials{padding:45px 18px}.nk-cta{padding:50px 18px}.nk-cta h2{font-size:30px}.nk-mobile-bar{position:fixed;z-index:9999;display:grid;grid-template-columns:.8fr 1.2fr;left:0;right:0;bottom:0;background:#fff;padding:9px;box-shadow:0 -8px 28px rgba(0,0,0,.18)}.nk-mobile-bar a{display:flex;align-items:center;justify-content:center;min-height:46px;font-weight:900;color:#77130d}.nk-mobile-bar a:last-child{background:#8e180f;color:#fff;border-radius:9px}}

/* Combo 139K: giữ ảnh hộp thật, cho khách chọn màu hộp và lưu vào giỏ hàng. */
.nk-combo__visual img{transition:opacity .2s ease;object-position:center}
.nk-combo__included{position:absolute;left:18px;bottom:18px;padding:8px 12px;border-radius:9px;background:rgba(67,12,8,.88);color:#fff6df;font-size:12px;font-weight:800;box-shadow:0 7px 20px rgba(0,0,0,.2)}
.nk-box-options{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:16px}
.nk-box-choice{display:flex;align-items:center;gap:9px;min-height:64px;padding:10px;border:1px solid #e3d3c3;border-radius:12px;background:#fff;cursor:pointer;transition:.18s}
.nk-box-choice--active{border:2px solid #a52118;background:#fff8ec;box-shadow:0 5px 15px rgba(116,18,13,.1)}
.nk-box-choice input{position:absolute;opacity:0;pointer-events:none}
.nk-box-choice span{display:flex;flex-direction:column;line-height:1.25}
.nk-box-choice small{color:#8a746b;font-size:11px;margin-top:3px}
.nk-box-swatch{flex:0 0 26px;width:26px;height:26px;border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 1px #d3bca5}
.nk-box-swatch--red{background:linear-gradient(135deg,#c51e18,#75100c)}
.nk-box-swatch--yellow{background:linear-gradient(135deg,#f5a21c,#d96d08)}
@media(max-width:767px){.nk-combo__visual{aspect-ratio:4/3;min-height:0}.nk-combo__included{left:12px;bottom:12px}.nk-box-options{grid-template-columns:1fr}.nk-box-choice{min-height:58px}}