/* ===== Louva Beauty Art Zone — stylesheet (khung, màu, tỷ lệ theo KT Beauty) ===== */
:root{
  --ink:#1c1b19;
  --head:#2b2a28;
  --body:#3f3b37;
  --muted:#6f6860;
  --accent:#a08f7e;
  --taupe:#7a6b5d;
  --champ:#d2bfa7;
  --beige:#d8c7b2;
  --cream:#f6f2ec;
  --sand:#ece6dc;
  --paper:#faf8f5;
  --dark:#1f1e1c;
  --dark2:#2b2926;
  --line:rgba(28,27,25,.1);
  --line-l:rgba(255,255,255,.12);
  --r:22px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --gut:clamp(18px,4vw,48px);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;background:var(--dark);color:var(--body);font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
h1,h2,h3,h4,p,ul,ol,li,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;height:auto;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--champ);outline-offset:3px;border-radius:6px;}
.wrap{max-width:1180px;margin:0 auto;padding:0 var(--gut);}
.todo{background:rgba(210,191,167,.25);outline:1px dashed var(--accent);border-radius:4px;padding:0 4px;}

/* ---------- Typography ---------- */
.eyebrow{display:flex;align-items:center;gap:12px;font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);}
.eyebrow::before{content:"";width:28px;height:1px;background:currentColor;}
.eyebrow--c{justify-content:center;}
.eyebrow--c::after{content:"";width:28px;height:1px;background:currentColor;}
.h1{font-size:clamp(38px,4.6vw,66px);font-weight:600;line-height:1.04;letter-spacing:-.025em;color:#fff;text-wrap:balance;}
.h2{margin-top:14px;font-size:clamp(30px,3.4vw,46px);font-weight:600;line-height:1.14;letter-spacing:-.018em;color:var(--head);text-wrap:balance;}
.h1 em,.h2 em{font-style:normal;font-weight:500;color:var(--accent);}
.h1 em{color:var(--champ);}
.lead{font-size:17px;line-height:1.7;color:var(--muted);max-width:560px;}
.p{font-size:16px;line-height:1.75;color:var(--body);}

/* ---------- Buttons ---------- */
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.btns--c{justify-content:center;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:54px;padding:14px 26px;border-radius:14px;border:1px solid transparent;
  font-size:16px;font-weight:500;line-height:1.2;white-space:nowrap;transition:transform .3s var(--ease),background-color .3s,color .3s,border-color .3s;}
.btn svg{width:18px;height:18px;flex:0 0 auto;transition:transform .3s var(--ease);}
.btn:hover svg{transform:translateX(4px);}
.btn--dark{background:#111;color:#fff;box-shadow:0 16px 30px -16px rgba(0,0,0,.55);}
.btn--dark:hover{background:#000;transform:translateY(-2px);}
.btn--gold{background:var(--champ);color:var(--dark);}
.btn--gold:hover{background:#e3d4c1;transform:translateY(-2px);}
.btn--line{border-color:rgba(28,27,25,.22);color:var(--ink);}
.btn--line:hover{border-color:var(--ink);background:var(--ink);color:#fff;}
.btn--light{border-color:rgba(255,255,255,.32);color:#fff;}
.btn--light:hover{border-color:#fff;background:#fff;color:var(--dark);}
.btn--sm{min-height:44px;padding:10px 18px;font-size:14px;}

/* ---------- Topbar + header ---------- */
.topbar{position:relative;z-index:101;display:flex;align-items:center;justify-content:center;gap:10px;min-height:38px;padding:6px 16px;
  background:var(--beige);color:var(--dark);font-size:13.5px;font-weight:500;}
.topbar a{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:8px;background:rgba(31,30,28,.08);font-weight:600;}
.topbar svg{width:13px;height:13px;}
.hdr{position:sticky;top:0;z-index:100;background:rgba(31,30,28,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line-l);}
.hdr-in{display:flex;align-items:center;gap:32px;height:76px;}
.logo{display:flex;align-items:center;gap:12px;color:#fff;}
.logo-mark{width:40px;height:40px;border-radius:12px;border:1px solid rgba(210,191,167,.5);display:grid;place-items:center;font-family:Georgia,'Times New Roman',serif;font-size:19px;color:var(--champ);}
.logo-txt{line-height:1.1;}
.logo-txt b{display:block;font-family:Georgia,'Times New Roman',serif;font-weight:400;font-size:19px;letter-spacing:.22em;}
.logo-txt small{display:block;margin-top:3px;font-size:9px;letter-spacing:.3em;color:rgba(255,255,255,.55);}
.nav{display:flex;gap:30px;margin-left:auto;}
.nav a{font-size:15px;color:rgba(255,255,255,.74);transition:color .2s;}
.nav a:hover,.nav a.is-on{color:var(--champ);}
.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-l);flex-direction:column;align-items:center;justify-content:center;gap:5px;}
.burger i{display:block;width:18px;height:1.5px;background:#fff;}
.drawer{position:fixed;inset:0;z-index:200;background:var(--dark);padding:24px var(--gut);display:flex;flex-direction:column;gap:32px;transform:translateX(100%);transition:transform .4s var(--ease);}
.drawer.open{transform:none;}
.drawer-x{align-self:flex-end;width:44px;height:44px;color:#fff;}
.drawer-x svg{width:26px;height:26px;}
.drawer nav{display:flex;flex-direction:column;gap:18px;}
.drawer nav a{font-size:26px;font-weight:500;color:#fff;letter-spacing:-.01em;}
.drawer .btn{align-self:flex-start;}

/* ---------- Page frame ---------- */
.page{position:relative;overflow:clip;padding-bottom:clamp(40px,5vw,72px);}
.sheet{position:relative;background:#fff;border-radius:clamp(28px,4vw,56px);margin:0 clamp(8px,2.6vw,40px);padding:clamp(64px,8vw,120px) 0;}
.block{scroll-margin-top:130px;}
.block + .block{margin-top:clamp(88px,10vw,150px);}
.head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px 56px;margin-bottom:clamp(36px,4.5vw,60px);}
.head--c{flex-direction:column;align-items:center;text-align:center;}
.media{display:block;position:relative;overflow:hidden;border-radius:var(--r);background:linear-gradient(150deg,#efe9e1,#e2d9cd);}
.media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease);}

/* ---------- Hero ---------- */
.hero{position:relative;padding:0 0 clamp(48px,6vw,80px);color:#fff;}
.hero-media{position:relative;width:100%;aspect-ratio:2048/780;max-height:72vh;min-height:420px;}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:50% 50%;}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(31,30,28,.45) 0%,rgba(31,30,28,0) 18%,rgba(31,30,28,0) 56%,rgba(31,30,28,.85) 86%,var(--dark) 100%);}
.hero .wrap{position:relative;margin-top:clamp(-150px,-9vw,-70px);}
.hero-content{max-width:900px;margin:0 auto;text-align:center;}
.hero .eyebrow{color:var(--champ);}
.hero .h1{margin-top:18px;}
.hero-sub{margin:22px auto 0;max-width:600px;font-size:clamp(17px,1.4vw,19px);line-height:1.65;color:rgba(255,255,255,.8);}
.trust{margin-top:clamp(40px,5vw,64px);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line-l);}
.trust li{padding:20px 20px 0 0;font-size:14px;line-height:1.5;color:rgba(255,255,255,.6);}
.trust li + li{padding-left:20px;border-left:1px solid var(--line-l);}
.trust b{display:block;margin-bottom:2px;font-size:15px;font-weight:600;color:#fff;}

/* ---------- Intro ---------- */
.intro{display:grid;grid-template-columns:minmax(0,4.5fr) minmax(0,7.5fr);gap:clamp(40px,6vw,96px);align-items:center;}
.video{position:relative;aspect-ratio:4/5;border-radius:clamp(24px,3vw,36px);overflow:hidden;background:var(--dark);box-shadow:0 40px 80px -48px rgba(28,27,25,.55);}
.video-btn{position:absolute;inset:0;display:block;width:100%;height:100%;}
.video-btn img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease);}
.video-btn::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,0,0,0) 55%,rgba(0,0,0,.45));}
.play{position:absolute;left:50%;top:50%;z-index:2;width:76px;height:76px;margin:-38px 0 0 -38px;display:grid;place-items:center;border-radius:50%;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.5);backdrop-filter:blur(6px);transition:transform .4s var(--ease),background-color .3s;}
.play svg{width:22px;height:22px;margin-left:3px;fill:#fff;}
.video-btn:hover .play{transform:scale(1.08);background:rgba(255,255,255,.3);}
.video-btn:hover img{transform:scale(1.04);}
.video-cap{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;font-size:13px;font-weight:500;letter-spacing:.04em;color:#fff;text-align:left;}
.intro .lead{margin-top:22px;color:var(--body);}
.intro .p{margin-top:14px;}
.stats{margin-top:36px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);}
.stats li{padding:20px 14px 0 0;}
.stats li + li{padding-left:18px;border-left:1px solid var(--line);}
.stats b{display:block;font-size:clamp(26px,2.4vw,34px);font-weight:600;line-height:1.1;letter-spacing:-.02em;color:var(--head);}
.stats span{display:block;margin-top:6px;font-size:13px;line-height:1.45;color:var(--muted);}

/* ---------- Services ---------- */
.svcs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:clamp(12px,1.4vw,18px);}
.svc{position:relative;display:block;aspect-ratio:3/4.1;border-radius:var(--r);overflow:hidden;background:linear-gradient(#f3f2f0,#dedcd9);color:var(--ink);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease);}
.svc:hover{transform:translateY(-6px);box-shadow:0 34px 60px -36px rgba(28,27,25,.5);}
.svc-art{position:absolute;inset:0 0 26%;display:grid;place-items:center;padding:12% 14% 0;}
.svc-art svg{width:100%;height:100%;transition:transform .8s var(--ease);}
.svc:hover .svc-art svg{transform:scale(1.06);}
.svc-label{position:absolute;left:10px;right:10px;bottom:10px;padding:14px 16px 15px;border-radius:16px;background:#fff;box-shadow:0 10px 24px -18px rgba(28,27,25,.5);transition:background-color .35s,color .35s;}
.svc-label small{display:block;font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--accent);}
.svc-label b{display:flex;align-items:flex-end;min-height:2.5em;margin-top:4px;font-size:16px;font-weight:700;line-height:1.25;letter-spacing:.01em;text-transform:uppercase;}
.svc-label > span{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-top:8px;padding-top:8px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);transition:color .35s,border-color .35s;}
.svc-label > span svg{width:16px;height:16px;flex:0 0 auto;transition:transform .35s var(--ease);}
.svc:hover .svc-label{background:var(--dark);color:#fff;}
.svc:hover .svc-label > span{color:var(--champ);border-color:var(--line-l);}
.svc:hover .svc-label > span svg{transform:translateX(4px);}
.chips{margin-top:clamp(28px,3vw,40px);display:flex;flex-wrap:wrap;align-items:center;gap:10px;}
.chips > span{margin-right:8px;font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);}
.chip{display:inline-flex;align-items:center;padding:9px 16px;border-radius:999px;border:1px solid rgba(160,143,126,.4);font-size:14px;font-weight:500;color:var(--ink);transition:background-color .3s,color .3s,border-color .3s;}
.chip:hover{background:var(--ink);border-color:var(--ink);color:#fff;}

/* ---------- Band ---------- */
.band{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);border-radius:clamp(24px,3vw,36px);overflow:hidden;background:var(--beige);}
.band-img{position:relative;min-height:340px;background:var(--sand);}
.band-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 42%;}
.band-body{padding:clamp(32px,4.5vw,64px);display:flex;flex-direction:column;justify-content:center;}
.band .eyebrow{color:var(--taupe);}
.band .h2{font-size:clamp(26px,2.8vw,38px);}
.band .h2 em{color:#6c5c4e;}
.band-body > p{margin-top:14px;max-width:520px;font-size:16px;color:#4f463e;}
.band .btn--line{border-color:rgba(28,27,25,.3);}

/* ---------- Doctors ---------- */
.docs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(14px,1.6vw,22px);}
.doc{display:flex;flex-direction:column;border-radius:var(--r);overflow:hidden;background:var(--dark2);}
.doc-img{aspect-ratio:4/4.6;border-radius:0;background:var(--sand);}
.doc:hover .doc-img img{transform:scale(1.04);}
.doc-info{flex:1;padding:20px 20px 22px;}
.doc-role{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--champ);}
.doc h3{margin-top:6px;font-size:18px;font-weight:600;line-height:1.3;color:#fff;}
.doc-lic{margin-top:4px;font-size:12.5px;color:rgba(255,255,255,.5);}
.doc ul{margin-top:14px;padding-top:14px;border-top:1px solid var(--line-l);}
.doc li{position:relative;padding-left:14px;font-size:14px;line-height:1.6;color:rgba(255,255,255,.74);}
.doc li + li{margin-top:6px;}
.doc li::before{content:"";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:50%;background:var(--champ);}
.doc-note{grid-column:span 2;display:flex;flex-direction:column;justify-content:center;padding:clamp(28px,3.4vw,48px);border-radius:var(--r);background:var(--cream);border:1px solid rgba(122,107,93,.16);}
.doc-note h3{margin-top:14px;font-size:clamp(24px,2.4vw,32px);font-weight:600;line-height:1.2;letter-spacing:-.015em;color:var(--head);}
.doc-note p:not(.eyebrow){margin-top:12px;font-size:16px;color:var(--muted);max-width:420px;}
.doc-note .btn{align-self:flex-start;margin-top:28px;}

/* ---------- Why (thẻ xếp chồng khi cuộn) ---------- */
.why{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(40px,7vw,110px);align-items:start;}
.why-aside{position:sticky;top:150px;}
.why-aside .p{margin-top:20px;}
.why-dots{margin-top:32px;display:flex;gap:8px;}
.why-dots i{width:28px;height:3px;border-radius:3px;background:rgba(160,143,126,.25);transition:background-color .4s,width .4s var(--ease);}
.why-dots i.on{width:44px;background:var(--taupe);}
.why-list{padding-bottom:8vh;}
.why-item{position:sticky;top:calc(140px + var(--i) * 18px);display:flex;flex-direction:column;padding:clamp(24px,2.6vw,32px);border-radius:28px;
  border:1px solid rgba(160,143,126,.3);background:#fff;box-shadow:0 -18px 40px -30px rgba(28,27,25,.35),0 30px 60px -48px rgba(28,27,25,.45);transform-origin:50% 0;}
.why-item + .why-item{margin-top:7vh;}
.why-head{display:flex;align-items:center;gap:16px;}
.why-num{flex:0 0 auto;width:48px;height:48px;display:grid;place-items:center;border-radius:50%;background:#fff;border:1px solid rgba(160,143,126,.45);font-size:18px;font-weight:500;color:var(--ink);}
.why-item h3{font-size:clamp(21px,1.8vw,26px);font-weight:600;line-height:1.25;color:var(--accent);}
.why-item p{margin:14px 0 20px;font-size:15.5px;line-height:1.7;color:var(--body);}
.why-item .media{aspect-ratio:16/9;border-radius:18px;}

/* ---------- Dark ---------- */
.dark{position:relative;padding:clamp(80px,9vw,140px) 0;color:rgba(255,255,255,.74);scroll-margin-top:100px;}
.dark::before{content:"";position:absolute;left:50%;top:0;width:1100px;height:700px;margin-left:-550px;border-radius:50%;background:radial-gradient(closest-side,rgba(210,191,167,.1),transparent 70%);pointer-events:none;}
.dark .eyebrow{color:var(--champ);}
.dark .h2{color:#fff;}
.dark .h2 em{color:var(--champ);}
.dark .lead{color:rgba(255,255,255,.66);}
.videos{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,1.8vw,24px);}
.videos .video{border-radius:28px;box-shadow:none;aspect-ratio:9/16;}
.ov{position:relative;margin-top:clamp(88px,10vw,140px);display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(40px,6vw,96px);align-items:center;}
.ov .lead{margin-top:18px;}
.ov-steps{margin-top:32px;border-top:1px solid var(--line-l);}
.ov-steps li{display:grid;grid-template-columns:52px minmax(0,1fr);gap:14px;padding:20px 0;border-bottom:1px solid var(--line-l);}
.ov-steps i{font-style:normal;font-size:24px;font-weight:300;line-height:1;color:var(--champ);}
.ov-steps h3{font-size:17px;font-weight:600;color:#fff;}
.ov-steps p{margin-top:6px;font-size:15px;line-height:1.65;color:rgba(255,255,255,.62);}
.ov-card{position:relative;overflow:hidden;padding:clamp(28px,3vw,40px);border-radius:32px;background:rgba(255,255,255,.04);border:1px solid var(--line-l);}
.ov-card::before{content:"";position:absolute;right:-120px;top:-140px;width:340px;height:340px;border-radius:50%;background:radial-gradient(closest-side,rgba(210,191,167,.22),transparent);pointer-events:none;}
.ov-card h3{position:relative;margin-top:10px;font-size:clamp(22px,2vw,27px);font-weight:500;line-height:1.3;color:#fff;}
.ov-card p:not(.eyebrow){position:relative;margin-top:8px;font-size:15px;line-height:1.65;color:rgba(255,255,255,.7);}
.ov-card hr{margin:24px 0;border:0;border-top:1px solid var(--line-l);}
.ov-card .btns{position:relative;margin-top:28px;}

/* ---------- Results carousel ---------- */
.car-track{display:flex;gap:clamp(14px,1.8vw,22px);overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;padding-bottom:6px;scrollbar-width:none;}
.car-track::-webkit-scrollbar{display:none;}
.car-track > li{flex:0 0 calc((100% - 2 * clamp(14px,1.8vw,22px)) / 3);scroll-snap-align:start;}
.ba .media{aspect-ratio:1/1;border-radius:20px;background:#f4f2ef;}
.ba-pair{display:grid !important;grid-template-columns:1fr 1fr;gap:4px;background:#111 !important;}
.ba-pair img{object-position:50% 28%;}
.ba-pair i{position:absolute;top:12px;font-style:normal;font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#fff;background:rgba(28,27,25,.55);padding:4px 10px;border-radius:999px;}
.ba-pair i:nth-of-type(1){left:12px;}
.ba-pair i:nth-of-type(2){left:calc(50% + 14px);}
.ba figcaption{margin-top:12px;display:flex;justify-content:space-between;gap:12px;font-size:14px;color:var(--muted);}
.ba figcaption b{font-weight:600;color:var(--ink);}
.car-nav{margin-top:26px;display:flex;align-items:center;gap:12px;}
.car-btn{width:48px;height:48px;display:grid;place-items:center;border-radius:14px;border:1px solid var(--line);color:var(--ink);background:#fff;box-shadow:0 10px 20px -14px rgba(28,27,25,.4);transition:background-color .3s,color .3s,border-color .3s,opacity .3s;}
.car-btn:hover{color:#fff;border-color:var(--ink);background:var(--ink);}
.car-btn[disabled]{opacity:.35;pointer-events:none;}
.car-btn svg{width:18px;height:18px;}
.car-bar{position:relative;flex:1;height:2px;margin-left:12px;background:var(--line);border-radius:2px;overflow:hidden;}
.car-bar i{position:absolute;left:0;top:0;bottom:0;width:30%;background:var(--taupe);transition:transform .3s var(--ease),width .3s;}
.risk{margin-top:clamp(28px,3vw,40px);display:grid;grid-template-columns:24px minmax(0,1fr);gap:16px;padding:22px 24px;border-radius:18px;background:var(--cream);border:1px solid rgba(122,107,93,.16);}
.risk svg{width:24px;height:24px;color:var(--taupe);}
.risk p{font-size:14px;line-height:1.7;color:var(--body);}
.risk p + p{margin-top:8px;}
.risk strong{font-weight:600;color:var(--ink);}

/* ---------- News ---------- */
.news{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(18px,2.4vw,32px);}
.news a{display:block;}
.news .media{aspect-ratio:16/10;border-radius:18px;}
.news .media img{position:absolute;inset:0;}
.news-tag{display:block;margin-top:18px;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);}
.news h3{margin-top:8px;font-size:19px;font-weight:600;line-height:1.4;color:var(--head);transition:color .25s;}
.news a:hover h3{color:var(--taupe);}
.news a:hover .media img{transform:scale(1.05);}

/* ---------- FAQ ---------- */
.faq{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,72px);align-items:start;}
.acc{display:grid;gap:12px;margin-top:32px;}
.acc-item{border-radius:18px;border:1px solid var(--line);background:#fff;box-shadow:0 16px 30px -28px rgba(28,27,25,.5);transition:border-color .3s;}
.acc-item.is-open{border-color:rgba(160,143,126,.5);}
.acc-item h3{font-size:inherit;font-weight:inherit;}
.acc-btn{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:20px 22px;text-align:left;font-size:17px;font-weight:500;line-height:1.45;color:var(--ink);}
.acc-ic{position:relative;flex:0 0 auto;width:32px;height:32px;border-radius:50%;border:1px solid var(--line);transition:background-color .3s,border-color .3s;}
.acc-ic::before,.acc-ic::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1.5px;margin:-.75px 0 0 -5.5px;background:var(--ink);transition:transform .35s var(--ease),background-color .3s;}
.acc-ic::after{transform:rotate(90deg);}
.acc-btn[aria-expanded="true"] .acc-ic{background:var(--ink);border-color:var(--ink);}
.acc-btn[aria-expanded="true"] .acc-ic::before,.acc-btn[aria-expanded="true"] .acc-ic::after{background:#fff;}
.acc-btn[aria-expanded="true"] .acc-ic::after{transform:rotate(0);}
.acc-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s var(--ease);}
.acc-panel > div{min-height:0;overflow:hidden;}
.acc-panel p{padding:0 22px 22px;font-size:15.5px;line-height:1.75;color:var(--muted);}
.acc-item.is-open .acc-panel{grid-template-rows:1fr;}
.faq-img{position:sticky;top:140px;}
.faq-img .media{aspect-ratio:4/5;border-radius:28px;}

/* ---------- Footer ---------- */
.ft{background:var(--dark);color:rgba(255,255,255,.66);font-size:15px;scroll-margin-top:90px;}
.ft-book{position:relative;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:clamp(28px,5vw,72px);align-items:center;padding:clamp(28px,4vw,56px);
  border-radius:clamp(24px,3vw,36px);background:var(--dark2);border:1px solid rgba(255,255,255,.1);overflow:hidden;}
.ft-book::before{content:"";position:absolute;left:-160px;top:-200px;width:520px;height:520px;border-radius:50%;background:radial-gradient(closest-side,rgba(210,191,167,.14),transparent 70%);pointer-events:none;}
.ft-book .eyebrow{position:relative;color:var(--champ);}
.ft-book h2{position:relative;margin-top:14px;font-size:clamp(28px,3vw,42px);font-weight:600;line-height:1.15;letter-spacing:-.018em;color:#fff;}
.ft-book h2 em{font-style:normal;font-weight:500;color:var(--champ);}
.ft-lead{position:relative;margin-top:16px;max-width:480px;font-size:16px;}
.ft-check{position:relative;margin-top:22px;display:grid;gap:10px;}
.ft-check li{display:flex;gap:10px;font-size:15px;color:rgba(255,255,255,.8);}
.ft-check svg{flex:0 0 auto;width:20px;height:20px;margin-top:2px;color:var(--champ);}
.ft-hot{position:relative;margin-top:26px;display:inline-flex;align-items:center;gap:14px;}
.ft-hot-ic{width:48px;height:48px;display:grid;place-items:center;border-radius:50%;border:1px solid rgba(210,191,167,.4);color:var(--champ);}
.ft-hot-ic svg{width:20px;height:20px;}
.ft-hot small{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);}
.ft-hot b{display:block;font-size:22px;font-weight:600;letter-spacing:.02em;color:#fff;}
.ft-form{position:relative;display:grid;gap:14px;padding:clamp(22px,2.6vw,34px);border-radius:24px;background:var(--paper);color:var(--body);}
.ft-form h3{font-size:22px;font-weight:600;color:var(--head);}
.ft-form > p:first-of-type{margin-top:-8px;font-size:14px;color:var(--muted);}
.ft-form label{display:grid;gap:6px;font-size:13px;font-weight:500;color:var(--ink);}
.ft-form input,.ft-form select{min-height:50px;padding:13px 15px;font:inherit;font-size:15px;color:var(--ink);background:#fff;border:1px solid rgba(28,27,25,.12);border-radius:12px;outline:none;appearance:none;}
.ft-form select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%237a6b5d' stroke-width='1.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 18px center;padding-right:44px;}
.ft-form input:focus,.ft-form select:focus{border-color:#ad9f92;box-shadow:0 0 0 4px rgba(210,191,167,.28);}
.ft-form .btn{width:100%;margin-top:4px;}
.ft-form .btn svg{color:var(--champ);}
.ft-legal{font-size:12px;line-height:1.6;color:var(--muted);}
.ft-legal.error{color:#b4483c;}
.ft-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:clamp(56px,6vw,80px) 0 40px;}
.ft-brand p{margin-top:18px;max-width:300px;font-size:14.5px;}
.ft-cols h4{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--champ);margin-bottom:16px;}
.ft-cols ul{display:grid;gap:10px;}
.ft-cols a:hover{color:#fff;}
.ft-legal-row{padding:24px 0 110px;border-top:1px solid rgba(255,255,255,.1);display:grid;gap:6px;font-size:13px;color:rgba(255,255,255,.5);}
.ft-legal-row b{color:#fff;font-weight:600;letter-spacing:.03em;}

/* ---------- Floating contact ---------- */
.fab{position:fixed;right:18px;bottom:18px;z-index:90;display:grid;gap:10px;}
.fab-item{display:flex;align-items:center;gap:12px;padding:9px 18px 9px 9px;border-radius:16px;background:rgba(31,30,28,.92);border:1px solid var(--line-l);color:#fff;backdrop-filter:blur(10px);box-shadow:0 18px 40px -20px rgba(0,0,0,.6);transition:transform .3s var(--ease);}
.fab-item:hover{transform:translateY(-2px);}
.fab-ic{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;}
.fab-ic svg{width:18px;height:18px;}
.fab-ic--msg{background:#4f7f6a;}
.fab-ic--call{background:var(--taupe);}
.fab-item b{display:block;font-size:13.5px;font-weight:600;}
.fab-item small{display:block;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.55);}

/* ---------- Video modal ---------- */
.vmodal{position:fixed;inset:0;z-index:300;background:rgba(28,27,25,.94);display:none;align-items:center;justify-content:center;padding:20px;}
.vmodal.open{display:flex;}
.vmodal-in{position:relative;width:min(400px,100%);}
.vmodal-frame{aspect-ratio:9/16;max-height:85vh;border-radius:18px;overflow:hidden;background:#000;margin:0 auto;}
.vmodal-frame iframe{width:100%;height:100%;border:0;}
.vmodal-x{position:absolute;top:-48px;right:0;width:40px;height:40px;color:#fff;}
.vmodal-x svg{width:26px;height:26px;}

/* ---------- Reveal on scroll ---------- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform 1s var(--ease);}
.js .reveal.is-in{opacity:1;transform:none;}
.js .svcs .reveal:nth-child(2),.js .docs .reveal:nth-child(2),.js .videos .reveal:nth-child(2),.js .news .reveal:nth-child(2){transition-delay:.08s;}
.js .svcs .reveal:nth-child(3),.js .docs .reveal:nth-child(3),.js .videos .reveal:nth-child(3),.js .news .reveal:nth-child(3){transition-delay:.16s;}
.js .svcs .reveal:nth-child(4){transition-delay:.24s;}
.js .svcs .reveal:nth-child(5){transition-delay:.32s;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .js .reveal{opacity:1;transform:none;transition:none;}
  .why-item{position:relative;top:auto;}
}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .nav{display:none;}
  .hdr-in{justify-content:space-between;}
  .hdr-in > .btn{margin-left:auto;}
  .burger{display:flex;}
  .svcs{grid-template-columns:repeat(3,minmax(0,1fr));}
  .docs{grid-template-columns:repeat(2,minmax(0,1fr));}
  .doc-note{grid-column:1/-1;}
  .ft-cols{grid-template-columns:1fr 1fr;}
}
@media (max-width:900px){
  .intro,.why,.ov,.faq,.ft-book{grid-template-columns:1fr;}
  .intro .video{max-width:420px;}
  .why-aside,.faq-img{position:static;}
  .why-item{top:calc(96px + var(--i) * 14px);}
  .band{grid-template-columns:1fr;}
  .band-img{min-height:0;aspect-ratio:16/11;}
  .trust{grid-template-columns:1fr 1fr;}
  .trust li:nth-child(3){padding-left:0;border-left:0;}
  .trust li:nth-child(n+3){margin-top:16px;}
  .stats{grid-template-columns:1fr 1fr;}
  .stats li:nth-child(3){padding-left:0;border-left:0;}
  .stats li:nth-child(n+3){margin-top:18px;}
  .car-track > li{flex-basis:calc((100% - clamp(14px,1.8vw,22px)) / 2);}
  .news{grid-template-columns:1fr;}
  .videos{grid-template-columns:1fr 1fr;}
  .videos .video:last-child{display:none;}
  .faq-img{display:none;}
}
@media (max-width:600px){
  .topbar{font-size:12.5px;}
  .hdr-in{height:66px;gap:12px;}
  .hdr-in > .btn{display:none;}
  .logo-txt small{display:none;}
  .hero-media{min-height:300px;aspect-ratio:auto;height:52vh;}
  .hero-media img{object-position:30% 50%;}
  .hero .btns .btn{flex:1 1 100%;}
  .svcs{grid-template-columns:1fr 1fr;}
  .docs{grid-template-columns:1fr;}
  .car-track > li{flex-basis:86%;}
  .videos{grid-template-columns:1fr 1fr;gap:12px;}
  .videos .video{border-radius:20px;}
  .ft-cols{grid-template-columns:1fr 1fr;gap:28px;}
  .ft-brand{grid-column:1/-1;}
  .fab{right:12px;bottom:12px;}
  .fab-item{padding:6px;border-radius:50%;}
  .fab-item > span:last-child{display:none;}
}

/* Hero: banner Louva đã có chữ in sẵn — làm tối dòng mạng xã hội ở đáy ảnh, chữ web đè ít hơn */
.hero-media::after{background:linear-gradient(180deg,rgba(31,30,28,.45) 0%,rgba(31,30,28,0) 18%,rgba(31,30,28,0) 64%,rgba(31,30,28,.92) 84%,var(--dark) 100%);}
.hero .wrap{margin-top:clamp(-90px,-5vw,-36px);}
.ov-card hr + .eyebrow + h3{font-size:clamp(18px,1.6vw,21px);}
@media (max-width:600px){
  .hero-media img{object-position:60% 50%;}
  .hero .eyebrow{letter-spacing:.14em;}
  .svc{aspect-ratio:auto;min-height:250px;}
  .svc-art{inset:0 0 auto;height:130px;padding:16px 22% 0;}
  .svc-label{padding:12px 12px 12px;}
  .svc-label b{font-size:14px;min-height:2.5em;}
  .svc-label > span{font-size:12px;}
}
@media (max-width:600px){.hero-media img{object-position:63% 50%;}}
@media (max-width:600px){.hero-media{height:40vh;min-height:280px;}}

/* ---------- Logo LOUVA (ảnh gốc nền kem → chuyển thành nét sáng trên nền tối) ---------- */
.logo-ink{filter:grayscale(1) contrast(6) brightness(1.15) invert(1) sepia(.35);mix-blend-mode:screen;}
.logo{gap:12px;}
.logo .logo-mark{width:44px;height:44px;border:0;border-radius:0;object-fit:contain;}
.logo-txt{display:flex;flex-direction:column;gap:5px;}
.logo-word{display:block;width:112px;height:auto;}
.logo-txt small{margin-top:0;font-size:8.5px;letter-spacing:.36em;}
.ft-logo{display:inline-block;}
.ft-logo img{display:block;width:150px;height:auto;}
.drawer{position:fixed;}
.drawer-logo{position:absolute;left:var(--gut);top:20px;width:96px;height:auto;}
@media (max-width:600px){
  .logo .logo-mark{width:38px;height:38px;}
  .logo-word{width:96px;}
}
.logo-ink{filter:url(#louvaInk);mix-blend-mode:normal;}
.ft-logo{display:inline-flex;flex-direction:column;align-items:center;gap:6px;}
.ft-logo .ft-logo-mark{width:72px;}
.ft-logo .ft-logo-word{width:150px;}
.drawer-logo{display:flex;flex-direction:column;align-items:center;gap:4px;width:auto;}
.drawer-logo img{width:56px;}
.drawer-logo img + img{width:110px;}
.logo-ink{filter:none;mix-blend-mode:normal;}
.drawer nav{margin-top:72px;}

/* Đội ngũ 3 thẻ: thẻ cam kết nằm ngang bên dưới */
@media (min-width:901px){
  .docs{grid-template-columns:repeat(3,minmax(0,1fr));}
  .doc-note{grid-column:1/-1;display:grid;grid-template-columns:1fr auto;column-gap:40px;align-items:center;}
  .doc-note > *{grid-column:1;}
  .doc-note p:not(.eyebrow){max-width:640px;}
  .doc-note .btn{grid-column:2;grid-row:1 / span 3;margin-top:0;}
}

/* Thẻ dịch vụ dùng ảnh trước/sau: ảnh phủ kín thẻ, phần dưới ảnh đã mờ sẵn sang be để đặt nhãn */
.svc{background:#e6dbcd;}
.svc-art{inset:0;padding:0;}
.svc-art img{width:100%;height:100%;object-fit:cover;object-position:50% 0;transition:transform .8s var(--ease);}
.svc:hover .svc-art img{transform:scale(1.04);}
@media (max-width:600px){
  .svc{aspect-ratio:3/4.1;min-height:0;}
  .svc-art{inset:0;height:auto;padding:0;}
}
@media (max-width:600px){
  .svc-label{left:8px;right:8px;bottom:8px;padding:10px 12px 11px;}
  .svc-label small{display:none;}
  .svc-label b{min-height:0;margin-top:0;font-size:13.5px;}
  .svc-label > span{margin-top:6px;padding-top:6px;font-size:11.5px;}
}
@media (max-width:600px){.svc-label > span{white-space:nowrap;letter-spacing:-.01em;}}
@media (max-width:600px){.svc-label > span svg{display:none;}}

/* Video giới thiệu tự phát (khổ dọc, không cắt khung) */
.video--auto{aspect-ratio:9/16;width:100%;max-width:400px;justify-self:center;}
.video--auto video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.video--auto::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(rgba(0,0,0,0) 70%,rgba(0,0,0,.45));}
.vsound{position:absolute;right:16px;bottom:14px;z-index:3;width:44px;height:44px;display:grid;place-items:center;border-radius:50%;color:#fff;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.5);backdrop-filter:blur(6px);transition:background-color .3s,transform .3s var(--ease);}
.vsound:hover{background:rgba(255,255,255,.3);transform:scale(1.06);}
.vsound svg{width:20px;height:20px;}
.vsound .ic-on,.vsound[aria-pressed="true"] .ic-off{display:none;}
.vsound[aria-pressed="true"] .ic-on{display:block;}
.video--auto .video-cap{right:72px;bottom:26px;}
@media (max-width:900px){.intro .video--auto{max-width:360px;}}

/* Bìa cuộn dịch vụ Cân chỉnh môi */
.lipf{margin-top:clamp(40px,5vw,64px);padding:clamp(22px,3vw,40px);border-radius:var(--r);background:var(--dark);color:#fff;overflow:hidden;}
.lipf-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.lipf-head .eyebrow{color:var(--champ);}
.lipf-head h3{margin-top:12px;font-size:clamp(28px,3.2vw,44px);font-weight:600;line-height:1.1;letter-spacing:-.025em;}
.lipf-head h3 em{font-style:normal;font-weight:500;color:var(--champ);}
.lipf-head p{margin-top:12px;max-width:520px;font-size:15.5px;line-height:1.65;color:rgba(255,255,255,.72);}
.lipf-nav{display:flex;gap:10px;}
.lipf-nav button{width:48px;height:48px;display:grid;place-items:center;border-radius:50%;border:1px solid rgba(255,255,255,.28);color:#fff;transition:background-color .3s,opacity .3s;}
.lipf-nav button:hover{background:rgba(255,255,255,.12);}
.lipf-nav button:disabled{opacity:.3;cursor:default;}
.lipf-nav svg{width:18px;height:18px;}
.lipf-track{display:flex;gap:16px;margin:28px calc(-1 * clamp(22px,3vw,40px)) 0;padding:0 clamp(22px,3vw,40px) 6px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding:0 clamp(22px,3vw,40px);scrollbar-width:none;}
.lipf-track::-webkit-scrollbar{display:none;}
.lipf-card{position:relative;flex:0 0 auto;scroll-snap-align:start;border-radius:22px;overflow:hidden;background:#2b2926;}
.lipf-cover{width:clamp(260px,30vw,380px);aspect-ratio:3/4;}
.lipf-cover img{width:100%;height:100%;object-fit:cover;}
.lipf-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,0,0,0) 45%,rgba(20,18,16,.85));}
.lipf-cover div{position:absolute;left:22px;right:22px;bottom:22px;z-index:1;}
.lipf-cover small{font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--champ);}
.lipf-cover b{display:block;margin-top:8px;font-size:24px;font-weight:600;line-height:1.2;}
.lipf-pair{width:clamp(300px,44vw,560px);}
.lipf-pair .ph{display:grid;grid-template-columns:1fr 1fr;gap:3px;}
.lipf-pair figure{position:relative;margin:0;aspect-ratio:1/1;overflow:hidden;}
.lipf-pair img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.lipf-pair:hover img{transform:scale(1.03);}
.lipf-pair figcaption{position:absolute;left:10px;top:10px;padding:5px 11px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;background:rgba(255,255,255,.92);color:var(--ink);}
.lipf-pair figure + figure figcaption{background:var(--champ);}
.lipf-pair .cap{display:flex;justify-content:space-between;gap:12px;padding:14px 16px;font-size:13.5px;color:rgba(255,255,255,.72);}
.lipf-pair .cap b{font-weight:600;color:#fff;}
.lipf-bar{position:relative;height:2px;margin-top:22px;border-radius:2px;background:rgba(255,255,255,.14);overflow:hidden;}
.lipf-bar i{position:absolute;left:0;top:0;bottom:0;background:var(--champ);border-radius:2px;transition:transform .2s linear;}
.lipf-note{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.5);}
@media (max-width:600px){
  .lipf-pair{width:86vw;}
  .lipf-cover{width:70vw;}
  .lipf-nav{display:none;}
}
/* thẻ trước/sau cao bằng bìa: ảnh giãn lấp chiều cao */
.lipf-pair{display:flex;flex-direction:column;}
.lipf-pair .ph{flex:1;min-height:0;}
.lipf-pair figure{aspect-ratio:auto;height:100%;min-height:260px;}