/* MỘC SÀN – chất liệu tự nhiên, vân gỗ làm họa tiết */
:root{
	--walnut:#4A3426;--walnut-d:#33231a;--oak:#D9B98B;--oak-l:#EBDCC2;--ink:#1F2A2E;--cream:#F4EFE6;--cream-d:#E9E1D2;
	--line:rgba(74,52,38,.2);--muted:#6a5b50;--white:#fff;
	--ff-h:'Lora',Georgia,serif;--ff-b:'Montserrat',system-ui,-apple-system,'Segoe UI',sans-serif;
	--r:6px;--wrap:1200px;--ease:cubic-bezier(.22,.7,.2,1);
	--grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420'%3E%3Cfilter id='g' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.004 .11' numOctaves='3' seed='7'/%3E%3CfeColorMatrix values='0 0 0 0 .29 0 0 0 0 .2 0 0 0 0 .15 0 0 0 .9 -.35'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E");
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:400 16px/1.7 var(--ff-b);color:var(--ink);background:var(--cream);-webkit-font-smoothing:antialiased}
img,video,svg{max-width:100%;height:auto;display:block}
a{color:var(--walnut);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:#8a5a32}
h1,h2,h3,h4{font-family:var(--ff-h);font-weight:600;line-height:1.2;margin:0 0 .5em;color:var(--walnut-d)}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
:focus-visible{outline:3px solid #b9823f;outline-offset:2px}
.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:var(--walnut);color:#fff;padding:.7em 1em;z-index:200}
.skip:focus{left:8px;top:8px}
.wrap{width:min(100% - 32px,var(--wrap));margin-inline:auto}
.wrap--narrow{width:min(100% - 32px,800px)}
.wrap--article{width:min(100% - 32px,860px)}
.center{text-align:center}
.hp{position:absolute;left:-9999px}

/* nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font:600 14px/1 var(--ff-b);letter-spacing:.04em;text-transform:uppercase;text-decoration:none;padding:1.05em 1.7em;border-radius:3px;border:1.5px solid transparent;cursor:pointer;transition:background .25s,color .25s,transform .25s,border-color .25s}
.btn:hover{transform:translateY(-2px)}
.btn--wood{background:var(--walnut);color:var(--cream)}
.btn--wood:hover{background:var(--walnut-d);color:#fff}
.btn--sand{background:var(--oak);color:var(--walnut-d)}
.btn--sand:hover{background:#e6caa0;color:var(--walnut-d)}
.btn--ghost{border-color:rgba(244,239,230,.7);color:var(--cream)}
.btn--ghost:hover{background:rgba(244,239,230,.12);color:#fff}
.btn--ghost-dark{border-color:var(--walnut);color:var(--walnut)}
.btn--ghost-dark:hover{background:var(--walnut);color:var(--cream)}
.btn--sm{padding:.85em 1.3em;font-size:12.5px}
.link{font-weight:600;font-size:14px;text-decoration:none;border-bottom:1.5px solid var(--oak)}

/* topbar + header */
.topbar{background:var(--ink);color:#d8d2c6;font-size:12.5px}
.topbar__in{display:flex;justify-content:space-between;gap:16px;padding:8px 0}
.topbar a{color:var(--oak);text-decoration:none;margin-left:18px}
.hdr{position:sticky;top:0;z-index:100;background:rgba(244,239,230,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--walnut)}
.logo__t{display:flex;flex-direction:column;line-height:1.1}
.logo__t b{font:700 20px var(--ff-h);letter-spacing:.1em}
.logo__t small{font:500 10.5px var(--ff-b);letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
.nav{display:flex;align-items:center;gap:22px}
.nav>ul{display:flex;gap:4px;list-style:none}
.nav>ul>li{position:relative}
.nav>ul>li>a{display:block;padding:.9em .9em;text-decoration:none;font:600 13px var(--ff-b);letter-spacing:.06em;text-transform:uppercase;color:var(--walnut-d)}
.nav>ul>li>a:hover{color:#8a5a32}
.nav .sub{position:absolute;left:0;top:100%;min-width:230px;list-style:none;background:var(--cream);border:1px solid var(--line);border-top:3px solid var(--oak);box-shadow:0 18px 40px -20px rgba(51,35,26,.45);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(8px);transition:.22s var(--ease)}
.nav .has-sub:hover .sub,.nav .has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.nav .sub a{display:block;padding:.65em 1.2em;text-decoration:none;font-size:14px}
.nav .sub a:hover{background:var(--cream-d)}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;padding:11px;cursor:pointer}
.nav-toggle i{display:block;height:2px;background:var(--walnut);margin:6px 0;transition:.25s}
.nav-toggle[aria-expanded=true] i:nth-child(2){transform:translateY(8px) rotate(45deg)}
.nav-toggle[aria-expanded=true] i:nth-child(3){opacity:0}
.nav-toggle[aria-expanded=true] i:nth-child(4){transform:translateY(-8px) rotate(-45deg)}

/* vân gỗ trang trí */
.vein{height:18px;background:var(--vc,var(--cream)) ;-webkit-mask:var(--vm) repeat-x center/280px 18px;mask:var(--vm) repeat-x center/280px 18px;
	--vm:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='280' height='18' viewBox='0 0 280 18'%3E%3Cpath d='M0 9C35 0 70 18 105 9S175 0 210 9s52 9 70 0' fill='none' stroke='%23000' stroke-width='1.4'/%3E%3Cpath d='M0 5C40 14 80 -2 120 5s90 10 130 2l30 -1' fill='none' stroke='%23000' stroke-width='.8' opacity='.6'/%3E%3Cpath d='M0 13C30 8 60 18 100 13s95-3 135 3l45-2' fill='none' stroke='%23000' stroke-width='.8' opacity='.6'/%3E%3C/svg%3E")}
.vein--cream{--vc:var(--cream);position:absolute;left:0;right:0;bottom:-1px;height:22px;background:var(--cream);-webkit-mask:none;mask:none}
.vein--cream{clip-path:polygon(0 100%,0 62%,6% 40%,13% 60%,22% 30%,31% 58%,40% 36%,50% 62%,60% 34%,70% 60%,79% 32%,88% 56%,95% 38%,100% 60%,100% 100%)}
.vein--sand{--vc:var(--oak);margin-bottom:34px}

/* hero */
.hero{position:relative;color:var(--cream);min-height:min(92vh,820px);display:flex;align-items:center;overflow:hidden;background:var(--walnut-d)}
.hero__media,.hero__media img,.hero__video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__video{opacity:0;transition:opacity 1.2s}
.hero__video.is-on{opacity:1}
.hero__shade{position:absolute;inset:0;background:linear-gradient(100deg,rgba(31,42,46,.86) 8%,rgba(51,35,26,.55) 55%,rgba(51,35,26,.2))}
.hero__in{position:relative;padding:90px 0 120px}
.hero__title{font-size:clamp(2.3rem,5.6vw,4.4rem);color:#fff;max-width:15em;margin-bottom:.45em;font-weight:600}
.hero__title em{display:block;font-style:italic;color:var(--oak)}
.hero__lead{max-width:36em;font-size:1.06rem;color:#e8dfd0}
.hero__btns{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 38px}
.hero__stats{display:flex;flex-wrap:wrap;gap:34px;list-style:none;border-top:1px solid rgba(217,185,139,.35);padding-top:22px;max-width:640px}
.hero__stats strong{display:block;font:700 1.8rem var(--ff-h);color:var(--oak)}
.hero__stats span{font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:#cfc6b6}
.eyebrow{font:700 12px var(--ff-b);letter-spacing:.22em;text-transform:uppercase;color:#8a5a32;margin-bottom:1em;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:34px;height:2px;background:currentColor;opacity:.8}
.eyebrow--light{color:var(--oak)}

/* khối chung */
.sec{position:relative;padding:clamp(56px,8vw,104px) 0}
.sec--tight{padding:clamp(36px,5vw,64px) 0}
.sec--cream{background:var(--cream)}
.sec--grain{background:var(--cream-d);isolation:isolate}
.sec--grain::before{content:"";position:absolute;inset:0;background:var(--grain);opacity:.1;z-index:-1;pointer-events:none}
.sec--walnut{background:var(--walnut);color:var(--cream);isolation:isolate}
.sec--walnut::before{content:"";position:absolute;inset:0;background:var(--grain);opacity:.22;mix-blend-mode:screen;z-index:-1;pointer-events:none}
.sec--walnut h2,.sec--walnut h3{color:#fff}
.sec-head{max-width:720px;margin-bottom:clamp(28px,4vw,48px)}
.sec-title{font-size:clamp(1.7rem,3.4vw,2.7rem)}
.sec-lead{color:var(--muted);font-size:1.02rem}
.sec-head--light .sec-lead,.sec--walnut .sec-lead{color:#d9cdb9}
.sec--walnut .eyebrow{color:var(--oak)}
.note{font-size:13.5px;color:var(--muted);margin-top:18px}
.note--light{color:#cdbfa8}
.h2s{font-size:clamp(1.4rem,2.6vw,2rem)}

/* hiệu ứng hiện dần */
.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js [data-reveal].in{opacity:1;transform:none}

/* thử sàn */
.tryon{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:32px;align-items:start}
.tryon__stage{position:relative;border-radius:var(--r);overflow:hidden;background:var(--walnut-d);aspect-ratio:3/2;box-shadow:0 30px 60px -34px rgba(51,35,26,.7)}
.tryon__room{position:absolute;inset:0;opacity:0;transition:opacity .5s;visibility:hidden}
.tryon__room.is-on{opacity:1;visibility:visible}
.tryon__room>img{width:100%;height:100%;object-fit:cover}
.tryon__floor{position:absolute;inset:0;pointer-events:none}
.tryon__floor i{position:absolute;inset:0;transition:background-color .5s,opacity .5s}
.tryon__floor .fl{background:#fff;opacity:.62}
.tryon__floor .ft{background:var(--tex) 0 0/380px repeat;mix-blend-mode:multiply}
.tryon__floor .fc{background:var(--c,#D9B98B);mix-blend-mode:color;opacity:.45}
.tryon__floor .fd{display:none}
.grid+.center{margin-top:34px}
.tryon__tag{position:absolute;left:14px;bottom:14px;margin:0;background:rgba(31,42,46,.82);color:#fff;font:600 12px var(--ff-b);letter-spacing:.08em;text-transform:uppercase;padding:.6em 1em;border-radius:3px}
.tryon__label{font:700 12px var(--ff-b);letter-spacing:.16em;text-transform:uppercase;color:#8a5a32;margin:0 0 10px}
.tryon__rooms{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.tryon__rooms button{font:600 13px var(--ff-b);padding:.7em 1.1em;border:1.5px solid var(--line);background:#fff;color:var(--walnut);border-radius:3px;cursor:pointer;transition:.2s}
.tryon__rooms button[aria-selected=true]{background:var(--walnut);color:var(--cream);border-color:var(--walnut)}
.tryon__sw{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px}
.sw{background:#fff;border:2px solid transparent;border-radius:var(--r);padding:6px;cursor:pointer;text-align:left;box-shadow:0 0 0 1px var(--line);transition:.2s}
.sw:hover{transform:translateY(-2px)}
.sw[aria-checked=true]{border-color:var(--walnut);box-shadow:0 8px 20px -10px rgba(51,35,26,.6)}
.sw__chip{display:block;aspect-ratio:1/1;border-radius:3px;background-size:cover;background-position:center}
.sw__n{display:block;font:600 11.5px/1.3 var(--ff-b);color:var(--walnut-d);padding:7px 2px 3px}
.tryon__info{border-top:1px solid var(--line);padding-top:18px}
.tryon__info p{margin-bottom:.4em}
.tryon__info .btn{margin:10px 14px 0 0}
.tryon__price{color:var(--muted);font-size:14px}

/* tab phân loại */
.tabs__list{position:relative;display:flex;flex-wrap:wrap;gap:4px;border-bottom:1px solid var(--line);margin-bottom:32px}
.tabs__list button{font:600 14px var(--ff-b);letter-spacing:.04em;background:none;border:0;padding:1em 1.4em;cursor:pointer;color:var(--muted);transition:color .2s}
.tabs__list button[aria-selected=true]{color:var(--walnut-d)}
.tabs__bar{position:absolute;bottom:-1px;left:0;height:3px;width:0;background:var(--walnut);transition:left .35s var(--ease),width .35s var(--ease)}
.tabs__panel{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;animation:tabin .55s var(--ease)}
.tabs__panel[hidden]{display:none}
@keyframes tabin{from{opacity:0;transform:translateX(26px)}to{opacity:1;transform:none}}
.tabs__img{border-radius:var(--r);overflow:hidden;aspect-ratio:4/3;background:var(--walnut-d);box-shadow:0 24px 50px -30px rgba(51,35,26,.6)}
.tabs__img img{width:100%;height:100%;object-fit:cover}
.tabs__txt h3{font-size:1.8rem}
.ticks{list-style:none;margin:0 0 1.2em}
.ticks li{position:relative;padding:.4em 0 .4em 1.9em}
.ticks li::before{content:"";position:absolute;left:0;top:.95em;width:1.2em;height:2px;background:var(--oak);box-shadow:0 4px 0 -0px var(--oak);transform:rotate(-8deg)}
.ticks--light li::before{background:var(--oak)}
.tabs__price{font-size:15px}

/* sàn trải ra khi cuộn */
.unroll{position:relative;background:var(--walnut-d);overflow:hidden}
.unroll__stage{position:relative;min-height:min(78vh,640px);display:flex;flex-direction:column}
.plank{flex:1;background-size:cover;will-change:transform;border-bottom:2px solid rgba(31,20,14,.6);transform:translateX(-102%);box-shadow:0 6px 14px -6px rgba(0,0,0,.5)}
.unroll__text{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;padding:0 max(16px,calc((100% - var(--wrap))/2));background:linear-gradient(90deg,rgba(31,20,14,.72),rgba(31,20,14,.1) 70%);color:#fff;pointer-events:none}
.unroll__text h2{color:#fff;font-size:clamp(1.6rem,3.4vw,2.8rem);max-width:17em}
.unroll__text p:not(.eyebrow){max-width:32em;color:#e8dfd0}

/* bảng so sánh */
.cmp-wrap{overflow-x:auto;border-radius:var(--r);box-shadow:0 0 0 1px var(--line);background:#fff}
.cmp{width:100%;border-collapse:collapse;font-size:14.5px;min-width:760px}
.cmp th,.cmp td{padding:18px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.cmp thead th{background:var(--walnut);color:var(--cream);font:600 12px var(--ff-b);letter-spacing:.12em;text-transform:uppercase;border:0}
.cmp tbody th{font:600 1.02rem var(--ff-h)}
.cmp tbody tr:last-child>*{border-bottom:0}
.cmp tbody tr:hover{background:#faf6ee}
.bars{display:inline-flex;gap:4px;vertical-align:middle}
.bars i{width:18px;height:8px;border-radius:2px;background:#e4d9c6;transform:skewX(-18deg)}
.bars i.on{background:var(--walnut)}

/* máy tính */
.calc{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;align-items:start}
.calc__form,.calc__out{background:rgba(244,239,230,.07);border:1px solid rgba(217,185,139,.3);border-radius:var(--r);padding:28px}
.calc__grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.calc label,.lead label{display:block;font:600 12px var(--ff-b);letter-spacing:.06em;text-transform:uppercase;color:#d9cdb9}
.calc input,.calc select{display:block;width:100%;margin-top:7px;padding:.8em .9em;font:500 15px var(--ff-b);background:var(--cream);border:1px solid transparent;border-radius:3px;color:var(--ink)}
.calc__opts{border:0;padding:0;margin:20px 0 0}
.calc__opts legend{font:600 12px var(--ff-b);letter-spacing:.06em;text-transform:uppercase;color:#d9cdb9;margin-bottom:6px}
.calc .chk{display:flex;gap:10px;align-items:center;text-transform:none;letter-spacing:0;font-weight:500;font-size:14px;color:var(--cream);padding:.35em 0}
.calc .chk input{width:auto;margin:0;accent-color:var(--oak)}
.calc__out h3{color:var(--oak);font-size:1.3rem}
.calc__out dl{margin:0 0 14px}
.calc__out dl>div{display:flex;justify-content:space-between;gap:12px;padding:.6em 0;border-bottom:1px dashed rgba(217,185,139,.3);font-size:14.5px}
.calc__out dt{color:#d9cdb9}
.calc__out dd{margin:0;font-weight:600}
.calc__out .strong dd{color:var(--oak);font-size:1.1rem}
.calc__sum{font-size:15px;margin:16px 0 4px}
.calc__sum strong{display:block;font:700 2.1rem var(--ff-h);color:#fff}
.calc__per{font-size:13.5px;color:var(--oak)}
.calc__note{font-size:12.5px;color:#cdbfa8;margin:14px 0 0}

/* bản đồ */
.map-wrap{display:grid;grid-template-columns:1.6fr 1fr;gap:26px}
.map{min-height:460px;border-radius:var(--r);background:var(--cream-d);box-shadow:0 0 0 1px var(--line);overflow:hidden;position:relative;z-index:0}
.map__ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);margin:0}
.map__chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.map__chips button,.chips a{font:600 12.5px var(--ff-b);padding:.6em 1em;border:1.5px solid var(--line);border-radius:30px;background:#fff;color:var(--walnut);cursor:pointer;text-decoration:none;transition:.2s}
.map__chips button[aria-pressed=true],.chips a[aria-current=true]{background:var(--walnut);border-color:var(--walnut);color:var(--cream)}
.map__items{list-style:none;max-height:340px;overflow:auto;margin-bottom:14px}
.map__items li a{display:grid;grid-template-columns:64px 1fr;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}
.map__items img{width:64px;height:64px;object-fit:cover;border-radius:4px}
.map__items b{display:block;font:600 .95rem var(--ff-h);color:var(--walnut-d)}
.map__items small{color:var(--muted)}
.pin{width:30px;height:30px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);background:var(--walnut);border:3px solid var(--oak);display:grid;place-items:center;box-shadow:0 4px 8px rgba(0,0,0,.35)}
.pin span{transform:rotate(45deg);color:#fff;font:700 11px var(--ff-b)}

/* quy trình */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:s}
.step{display:flex;gap:16px;background:#fff;border-radius:var(--r);padding:24px;box-shadow:0 0 0 1px var(--line);position:relative}
.step__n{flex:none;width:44px;height:44px;border-radius:50%;background:var(--walnut);color:var(--oak);display:grid;place-items:center;font:700 1.1rem var(--ff-h)}
.step h3{font-size:1.1rem;margin-bottom:.3em}
.step p{font-size:14.5px;color:var(--muted);margin-bottom:.5em}
.step em{font:600 11.5px var(--ff-b);letter-spacing:.1em;text-transform:uppercase;color:#8a5a32;font-style:normal}
.warranty{margin-top:34px;background:var(--walnut);color:var(--cream);border-radius:var(--r);padding:30px;isolation:isolate;position:relative;overflow:hidden}
.warranty::before{content:"";position:absolute;inset:0;background:var(--grain);opacity:.25;mix-blend-mode:screen;z-index:-1}
.warranty h3{color:var(--oak)}
.warranty ul{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.warranty strong{display:block;font:700 2rem var(--ff-h);color:#fff}
.warranty span{font-size:13.5px;color:#d9cdb9}

/* huy hiệu */
.badges{list-style:none;display:grid;grid-template-columns:repeat(6,1fr);gap:18px;text-align:center}
.badge{display:flex;flex-direction:column;align-items:center;gap:8px}
.badge strong{font:600 13.5px var(--ff-b);color:var(--cream)}
.badge span{font-size:12px;color:#cdbfa8}

/* card */
.grid{display:grid;gap:26px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr);gap:22px}
.pcard,.jcard,.bcard,.acard,.vcard{background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:0 0 0 1px var(--line);transition:transform .3s var(--ease),box-shadow .3s}
.pcard:hover,.jcard:hover,.bcard:hover{transform:translateY(-4px);box-shadow:0 0 0 1px var(--oak),0 22px 40px -26px rgba(51,35,26,.6)}
.pcard__img,.jcard__img,.bcard__img{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--cream-d)}
.pcard__img img,.jcard__img img,.bcard__img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.pcard:hover img,.jcard:hover img,.bcard:hover img{transform:scale(1.05)}
.pcard__body,.jcard__body,.bcard__body{padding:18px 20px 22px;position:relative}
.pcard__body::before,.jcard__body::before,.bcard__body::before{content:"";position:absolute;left:0;right:0;top:-8px;height:16px;background:#fff;clip-path:polygon(0 100%,0 55%,10% 35%,22% 60%,36% 30%,50% 58%,64% 34%,78% 60%,90% 38%,100% 56%,100% 100%)}
.pcard__cat{font:700 11px var(--ff-b);letter-spacing:.16em;text-transform:uppercase;color:#8a5a32;margin-bottom:.4em}
.pcard__cat a{text-decoration:none}
.pcard__title,.jcard h3,.bcard h3{font-size:1.1rem;margin-bottom:.35em}
.pcard__title a,.jcard h3 a,.bcard h3 a{text-decoration:none;color:var(--walnut-d)}
.pcard__meta,.pcard__tags,.jcard__meta,.bcard__date{font-size:13px;color:var(--muted);margin-bottom:.3em}
.pcard__price{margin:.6em 0 0}
.pcard__price strong{font:700 1.15rem var(--ff-h);color:var(--walnut)}
.pcard__price span{font-size:12.5px;color:var(--muted)}
.jcard p,.bcard p{font-size:14.5px}
.acard,.vcard{padding:24px}
.acard h3,.vcard h3{font-size:1.15rem}
.region{font-size:1.5rem;margin:34px 0 16px;padding-bottom:10px;border-bottom:2px solid var(--oak)}

/* bộ lọc */
.filter{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;background:#fff;padding:18px 20px;border-radius:var(--r);box-shadow:0 0 0 1px var(--line);margin-bottom:22px}
.filter label{flex:1 1 150px;font:700 11px var(--ff-b);letter-spacing:.12em;text-transform:uppercase;color:#8a5a32}
.filter select{display:block;width:100%;margin-top:6px;padding:.7em .8em;font:500 14px var(--ff-b);border:1px solid var(--line);border-radius:3px;background:var(--cream);color:var(--ink)}
.filter__reset{font-size:13px;align-self:center}
.count{font-size:14px;color:var(--muted);margin-bottom:16px}
.empty{padding:40px;text-align:center;background:#fff;border-radius:var(--r)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.gstats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;background:#fff;border-radius:var(--r);padding:20px 24px;box-shadow:0 0 0 1px var(--line);margin-bottom:22px}
.gstats>div>span:first-child{display:block;font:700 11px var(--ff-b);letter-spacing:.14em;text-transform:uppercase;color:#8a5a32;margin-bottom:6px}
.pagination,.navigation.pagination{margin-top:34px}
.nav-links{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.page-numbers{min-width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);border-radius:3px;background:#fff;text-decoration:none;font-weight:600}
.page-numbers.current{background:var(--walnut);color:#fff;border-color:var(--walnut)}

/* hero trang con */
.phero{position:relative;background:var(--walnut-d);color:var(--cream);padding:clamp(44px,7vw,90px) 0 clamp(56px,8vw,100px);overflow:hidden;isolation:isolate}
.phero__bg{position:absolute;inset:0;background:center/cover;opacity:.38;z-index:-1}
.phero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(31,20,14,.85),rgba(31,20,14,.35));z-index:-1}
.phero__title{font-size:clamp(1.9rem,4.4vw,3.4rem);color:#fff;max-width:20em}
.phero__lead{max-width:44em;color:#e2d8c6;font-size:1.04rem}
.crumbs{margin-bottom:20px}
.phero .crumbs{margin-bottom:30px}
.crumbs ol{display:flex;flex-wrap:wrap;gap:4px;list-style:none;font-size:12.5px}
.crumbs li+li::before{content:"/";margin:0 8px;opacity:.5}
.phero .crumbs a{color:var(--oak)}
.crumbs a{text-decoration:none}
.crumbs [aria-current]{opacity:.85}
.pdp>.crumbs,.wrap>.crumbs{padding-top:18px;margin:0}

/* chi tiết sản phẩm */
.pdp{display:grid;grid-template-columns:1.15fr 1fr;gap:44px;padding:26px 0 56px;align-items:start}
.pdp__main{border-radius:var(--r);overflow:hidden;background:var(--cream-d);aspect-ratio:16/10;box-shadow:0 24px 50px -30px rgba(51,35,26,.6)}
.pdp__main img{width:100%;height:100%;object-fit:cover}
.pdp__thumbs{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:12px}
.pdp__thumbs button{display:block;width:100%;padding:0;border:2px solid transparent;border-radius:4px;overflow:hidden;cursor:pointer;background:none;aspect-ratio:1/1}
.pdp__thumbs button[aria-current=true]{border-color:var(--walnut)}
.pdp__thumbs img{width:100%;height:100%;object-fit:cover}
.pdp__sum h1{font-size:clamp(1.7rem,3vw,2.4rem)}
.pdp__sku{font-size:13px;color:var(--muted)}
.pdp__price strong{font:700 2rem var(--ff-h);color:var(--walnut)}
.pdp__price span{font-size:13px;color:var(--muted);margin-left:8px}
.pdp__lead{color:var(--muted)}
.pdp__facts{margin:0 0 16px;display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.pdp__facts>div{display:flex;justify-content:space-between;gap:10px;padding:.7em 0;border-bottom:1px solid var(--line);font-size:14.5px}
.pdp__facts dt{color:var(--muted)}
.pdp__facts dd{margin:0;font-weight:600}
.pdp__tags{display:flex;flex-wrap:wrap;gap:6px}
.pdp__tags a{font-size:12.5px;padding:.4em .9em;border-radius:20px;background:var(--cream-d);text-decoration:none}
.pdp__btns{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 12px}
.pdp__note{font-size:13.5px;color:var(--muted)}
.pdp__cols{display:grid;grid-template-columns:1.6fr 1fr;gap:44px;align-items:start}
.pdp__form{background:#fff;border-radius:var(--r);padding:26px;box-shadow:0 0 0 1px var(--line);position:sticky;top:96px}
.pdp__form--flat{position:static}
.sec--walnut .pdp__form{color:var(--ink)}
.spec{width:100%;border-collapse:collapse;margin:0 0 2em;background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:0 0 0 1px var(--line)}
.spec th,.spec td{padding:13px 18px;border-bottom:1px solid var(--line);text-align:left;font-size:14.5px}
.spec th{width:38%;background:#faf6ee;font-weight:600;color:var(--walnut-d)}
.spec tr:last-child>*{border-bottom:0}

/* văn bản */
.prose{font-size:1.02rem}
.prose h2{font-size:clamp(1.4rem,2.4vw,1.9rem);margin-top:1.6em}
.prose h3{font-size:1.25rem;margin-top:1.4em}
.prose h2:first-child{margin-top:0}
.prose ul,.prose ol{margin:0 0 1.2em 1.3em}
.prose li{margin-bottom:.4em}
.prose--long p{max-width:70ch}
.prose--light{color:var(--cream)}
.prose--light .eyebrow{color:var(--oak)}
.prose table{width:100%;border-collapse:collapse;margin-bottom:1.4em}
.prose td,.prose th{padding:.6em .8em;border:1px solid var(--line);text-align:left}
.prose__fig{margin:0 0 2em;border-radius:var(--r);overflow:hidden}
.prose blockquote{margin:1.4em 0;padding:.3em 0 .3em 1.2em;border-left:3px solid var(--oak);font:italic 1.15rem var(--ff-h)}
.sibs{margin-top:44px;background:#fff;border-radius:var(--r);padding:24px 28px;box-shadow:0 0 0 1px var(--line)}
.sibs h2{font-size:1.25rem}
.sibs ul{list-style:none}
.sibs li{display:flex;justify-content:space-between;gap:16px;padding:.7em 0;border-bottom:1px solid var(--line);flex-wrap:wrap}
.sibs li:last-child{border:0}
.sibs a{font-weight:600}
.sibs span{color:var(--muted);font-size:14px}
.howto{margin:2em 0;background:#fff;border-radius:var(--r);padding:26px 30px;box-shadow:0 0 0 1px var(--line);border-top:4px solid var(--oak)}
.howto__meta{list-style:none;display:flex;flex-wrap:wrap;gap:6px 26px;margin:0 0 18px;font-size:14px}
.howto__steps{list-style:none;margin:0;counter-reset:h}
.howto__steps li{counter-increment:h;position:relative;padding:0 0 22px 56px;margin:0}
.howto__steps li::before{content:counter(h);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;background:var(--walnut);color:var(--oak);display:grid;place-items:center;font:700 1rem var(--ff-h)}
.howto__steps li::after{content:"";position:absolute;left:18px;top:42px;bottom:4px;width:2px;background:var(--line)}
.howto__steps li:last-child::after{display:none}
.howto__steps h3{font-size:1.1rem;margin:.2em 0 .3em}
.howto__steps p{margin:0;color:var(--muted)}
.authorbox{margin-top:30px;padding:20px 24px;background:#fff;border-radius:var(--r);box-shadow:0 0 0 1px var(--line);font-size:14.5px}
.authorbox p{margin:.3em 0 0}
.facts{background:#fff;border-radius:var(--r);padding:26px;box-shadow:0 0 0 1px var(--line);position:sticky;top:96px}
.facts h2{font-size:1.25rem}
.facts dl{margin:0 0 16px}
.facts dl>div{display:flex;justify-content:space-between;gap:12px;padding:.6em 0;border-bottom:1px solid var(--line);font-size:14.5px}
.facts dt{color:var(--muted)}
.facts dd{margin:0;font-weight:600;text-align:right}
.facts__sp{list-style:none;margin:0 0 18px}
.facts__sp li{display:flex;justify-content:space-between;gap:10px;padding:.4em 0;font-size:14px}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:2em}
.gallery figure{margin:0;border-radius:var(--r);overflow:hidden}
.gallery img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.about{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center}
.about__img{border-radius:var(--r);overflow:hidden;box-shadow:0 30px 60px -34px rgba(51,35,26,.7)}
.numbers{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.numbers strong{display:block;font:700 clamp(2rem,4vw,3rem) var(--ff-h);color:var(--oak)}
.numbers span{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#d9cdb9}
.timeline{list-style:none;border-left:2px solid var(--oak);margin-left:12px}
.timeline li{position:relative;padding:0 0 26px 28px;display:grid;grid-template-columns:70px 1fr;gap:12px}
.timeline li::before{content:"";position:absolute;left:-7px;top:.5em;width:12px;height:12px;border-radius:50%;background:var(--walnut);border:2px solid var(--oak)}
.timeline b{font:700 1.2rem var(--ff-h);color:var(--walnut)}
.contact h2{font-size:1.4rem}
.contact h3{margin-top:1.4em;font-size:1.1rem}
.ftr__show--dark{list-style:none}
.ftr__show--dark li{padding:.4em 0;font-size:14.5px}
.searchf{display:flex;gap:10px;margin-bottom:26px}
.searchf input{flex:1;padding:.8em 1em;border:1px solid var(--line);border-radius:3px;font:500 15px var(--ff-b)}

/* form */
.lead label{color:var(--walnut-d);margin-bottom:14px}
.lead__row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.lead input,.lead textarea{display:block;width:100%;margin-top:6px;padding:.8em .9em;font:500 15px var(--ff-b);border:1px solid #cbbfae;border-radius:3px;background:var(--cream);color:var(--ink);text-transform:none;letter-spacing:0}
.lead input:focus,.lead textarea:focus{border-color:var(--walnut);outline:0;box-shadow:0 0 0 3px rgba(217,185,139,.5)}
.lead__title{font-size:1.3rem}
.lead .btn{width:100%}
.lead__note{font-size:12.5px;color:var(--muted);margin:12px 0 0}
.lead__msg{margin:10px 0 0;font-weight:600;font-size:14px}
.lead__msg.is-ok{color:#2f6b3a}
.lead__msg.is-err{color:#a3321f}
.lead.is-busy .btn{opacity:.6;pointer-events:none}

/* FAQ */
.faq__item{background:#fff;border-radius:var(--r);margin-bottom:10px;box-shadow:0 0 0 1px var(--line);overflow:hidden}
.faq__item summary{cursor:pointer;list-style:none;padding:1.15em 3em 1.15em 1.4em;font:600 1.02rem var(--ff-h);color:var(--walnut-d);position:relative}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";position:absolute;right:1.3em;top:50%;transform:translateY(-50%);font:400 1.6rem var(--ff-b);color:#8a5a32;transition:transform .25s}
.faq__item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq__a{padding:0 1.4em 1.2em;color:var(--muted)}
.faq__a p{margin:0}

/* CTA + footer */
.cta{background:var(--ink);color:var(--cream);padding:56px 0;position:relative;overflow:hidden;isolation:isolate}
.cta::before{content:"";position:absolute;inset:0;background:var(--grain);opacity:.18;mix-blend-mode:screen;z-index:-1}
.cta__in{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta h2{color:#fff;font-size:clamp(1.5rem,3vw,2.3rem);max-width:20em}
.cta p:not(.eyebrow){max-width:34em;color:#cfc6b6;margin:0}
.cta__btns{display:flex;gap:12px;flex-wrap:wrap}
.ftr{background:var(--walnut-d);color:#d3c7b3;padding:0 0 26px;font-size:14.5px;position:relative}
.ftr .vein{margin-top:-1px}
.ftr a{color:#e9dcc4;text-decoration:none}
.ftr a:hover{color:var(--oak)}
.ftr__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:30px}
.ftr__logo{font:700 1.5rem var(--ff-h);letter-spacing:.12em;color:#fff;margin-bottom:.6em}
.ftr__h{font:700 12px var(--ff-b);letter-spacing:.2em;text-transform:uppercase;color:var(--oak);margin-bottom:1em}
.ftr ul{list-style:none}
.ftr li{padding:.28em 0}
.ftr__show li{margin-bottom:.7em}
.ftr__bot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;border-top:1px solid rgba(217,185,139,.2);padding-top:20px;font-size:12.5px;color:#a99b86}
.fab{position:fixed;right:16px;bottom:16px;z-index:90;width:52px;height:52px;border-radius:50%;background:var(--walnut);color:var(--oak);display:none;place-items:center;box-shadow:0 10px 24px rgba(0,0,0,.35);border:2px solid var(--oak)}

/* responsive */
@media (max-width:1000px){
	.grid--4{grid-template-columns:repeat(2,1fr)}
	.grid--3{grid-template-columns:repeat(2,1fr)}
	.steps{grid-template-columns:repeat(2,1fr)}
	.badges{grid-template-columns:repeat(3,1fr)}
	.tryon,.calc,.map-wrap,.pdp,.pdp__cols,.about{grid-template-columns:1fr}
	.tabs__panel{grid-template-columns:1fr}
	.pdp__form,.facts{position:static}
	.ftr__grid{grid-template-columns:1fr 1fr}
	.warranty ul{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
	.topbar span:first-child{display:none}
	.topbar__in{justify-content:flex-end}
	.nav-toggle{display:block}
	.nav{position:absolute;left:0;right:0;top:100%;background:var(--cream);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 16px 20px;gap:10px;display:none;max-height:calc(100vh - 110px);overflow:auto}
	.nav.is-open{display:flex}
	.nav>ul{flex-direction:column}
	.nav .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-left:2px solid var(--oak);margin:0 0 6px 10px;padding:0;background:none}
	.fab{display:grid}
}
@media (max-width:640px){
	.grid--3,.grid--4{grid-template-columns:1fr}
	.grid--4{grid-template-columns:1fr 1fr;gap:12px}
	.pcard__body{padding:14px 14px 18px}
	.pcard__title{font-size:1rem}
	.steps,.lead__row,.calc__grid,.gstats,.pdp__facts,.gallery{grid-template-columns:1fr}
	.gstats{grid-template-columns:1fr 1fr}
	.badges{grid-template-columns:repeat(2,1fr)}
	.numbers{grid-template-columns:repeat(2,1fr)}
	.ftr__grid{grid-template-columns:1fr}
	.tryon__sw{grid-template-columns:repeat(3,1fr)}
	.tabs__list{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
	.tabs__list button{white-space:nowrap;flex:none}
	.hero{min-height:auto}
	.hero__in{padding:64px 0 96px}
	.hero__stats{gap:22px}
	.calc__form,.calc__out{padding:20px}
	.timeline li{grid-template-columns:1fr;gap:2px}
	.cmp{min-width:0}
	.cmp thead{display:none}
	.cmp tr{display:block;padding:12px 4px;border-bottom:1px solid var(--line)}
	.cmp th,.cmp td{display:flex;justify-content:space-between;gap:14px;padding:7px 14px;border:0}
	.cmp td::before{content:attr(data-l);font:600 11px var(--ff-b);letter-spacing:.1em;text-transform:uppercase;color:#8a5a32;flex:none}
	.cmp td{text-align:right}
	.pdp__thumbs{grid-template-columns:repeat(4,1fr)}
}
@media (prefers-reduced-motion:reduce){
	html{scroll-behavior:auto}
	*,*::before,*::after{animation:none!important;transition:none!important}
	.js [data-reveal]{opacity:1;transform:none}
	.plank{transform:none!important}
}