:root{
  --ink:#312e2a;
  --ink-2:#6e675f;
  --paper:#e6e1da;
  --paper-2:#ded8cf;
  --card:#cfcac2;
  --card-deep:#c9c4bb;
  --dark:#1d1a18;
  --dark-2:#26211d;
  --line:rgba(57,52,47,.16);
  --light:#f2eee8;
  --shell:min(1480px,calc(100vw - 120px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--paper)}
body{margin:0;color:var(--ink);background:var(--paper);font-family:"Helvetica Neue",Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit}

/* HEADER — full-width proportions from approved brief */
.site-header{
  position:absolute;z-index:30;top:0;left:50%;transform:translateX(-50%);
  width:min(1760px,calc(100vw - 100px));height:82px;
  display:grid;grid-template-columns:220px 1fr 120px;align-items:center;color:#fff;
}
.brand{display:inline-flex;align-items:center}
.brand--hero img{width:clamp(112px,7.4vw,145px);height:auto}
.main-nav{justify-self:center;display:flex;gap:34px;align-items:center}
.main-nav a{position:relative;font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.80);padding:8px 0;font-weight:500}
.main-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:rgba(255,255,255,.92);transition:right .25s ease}
.main-nav a:hover::after,.main-nav a.active::after{right:0}
.header-tools{justify-self:end;display:flex;gap:20px;align-items:center}
.icon-button{width:24px;height:24px;padding:0;border:0;background:transparent;display:grid;place-items:center;cursor:pointer;color:#fff}
.search-icon{width:13px;height:13px;border:1px solid rgba(255,255,255,.86);border-radius:50%;position:relative;display:block}
.search-icon::after{content:"";position:absolute;width:6px;height:1px;background:rgba(255,255,255,.86);right:-5px;bottom:-2px;transform:rotate(45deg);transform-origin:left center}
.menu-icon{display:grid;gap:5px;width:17px}.menu-icon i{display:block;height:1px;background:rgba(255,255,255,.86)}.menu-icon i:first-child{width:17px}.menu-icon i:last-child{width:11px;justify-self:end}

/* HERO */
.hero{position:relative;overflow:hidden;background:#0b0908;min-height:clamp(640px,48vw,910px)}
.hero-media{position:absolute;inset:0;background:#0b0908}
.hero-slide{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;opacity:0;transition:opacity .75s ease;background:#0b0908}
.hero-slide.active{opacity:1}
.hero-arrow{
  position:absolute;
  z-index:4;
  bottom:clamp(24px,2.4vw,42px);
  width:44px;
  height:34px;
  border:0;
  background:transparent;
  color:rgba(255,255,255,.90);
  font-size:24px;
  font-weight:300;
  line-height:1;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:0;
  margin:0;
  transform:translateX(-50%);
  transition:opacity .25s ease, transform .25s ease
}
.hero-arrow::before,
.hero-arrow::after{
  content:none!important;
  display:none!important
}
.hero-arrow--prev{left:calc(50% - 92px)}
.hero-arrow--next{left:calc(50% + 92px)}
.hero-arrow:hover{opacity:1;transform:translateX(-50%) translateY(-1px)}
.hero-index{
  position:absolute;
  z-index:4;
  left:50%;
  bottom:clamp(24px,2.4vw,42px);
  transform:translateX(-50%);
  height:34px;
  width:92px;
  display:grid;
  grid-template-columns:20px 28px 20px;
  align-items:center;
  justify-content:center;
  column-gap:8px;
  font-size:8px;
  letter-spacing:.14em;
  color:rgba(255,255,255,.76);
  white-space:nowrap
}
.hero-index b,.hero-index em{
  font-style:normal;
  font-weight:400;
  text-align:center;
  min-width:20px
}
.hero-index span{
  display:block;
  width:28px;
  height:1px;
  background:rgba(255,255,255,.46);
  justify-self:center
}
/* PRODUCTS */
.products{position:relative;background:var(--paper);padding:56px 0 42px;overflow:hidden}
.products::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.26;background:radial-gradient(900px 480px at 12% 4%,rgba(255,255,255,.38),transparent 70%),radial-gradient(1000px 520px at 90% 84%,rgba(178,170,160,.12),transparent 70%)}
.section-shell{position:relative;z-index:2;width:var(--shell);margin:0 auto}
.products-heading{display:grid;grid-template-columns:1fr auto;align-items:end;margin-bottom:28px}
.section-kicker{display:block;margin-bottom:14px;font-size:9px;letter-spacing:.28em;text-transform:uppercase;color:#47423d}
.section-kicker--light{color:rgba(255,255,255,.74)}
.products-heading h2{margin:0;font-size:30px;line-height:1.02;font-weight:300;letter-spacing:.09em;color:#393631}
.product-tabs{display:flex;gap:24px;padding-bottom:6px}
.product-tabs a{position:relative;font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:#8d857b;padding-bottom:8px}.product-tabs a.active{color:#2f2b27}.product-tabs a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:#2f2b27}
.collection{position:relative;margin-top:26px;padding:0 4px 2px}
.collection+.collection{margin-top:48px}
.collection-title-row{display:flex;align-items:center;gap:18px;margin:0 0 14px 2px}
.collection-title-row h3{margin:0;font-size:13px;font-weight:500;letter-spacing:.24em}.collection-title-row h3::after{content:"";display:inline-block;width:31px;height:1px;background:#91877b;margin-left:14px;vertical-align:middle}.collection-title-row span{font-size:8px;letter-spacing:.22em;text-transform:uppercase;color:#91877b}
.product-track{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 66px)/4);gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;scroll-behavior:smooth;padding-bottom:7px}.product-track::-webkit-scrollbar{display:none}
.product-card{scroll-snap-align:start;border:0;background:transparent;text-align:left;padding:0;cursor:pointer;color:inherit;min-width:0}
.product-image{aspect-ratio:1/1;background:var(--card);overflow:hidden;position:relative}
.product-image::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.045);pointer-events:none}
.product-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.2,1),filter .4s ease;filter:saturate(.95) contrast(.99)}
.product-card:hover .product-image img{transform:scale(1.025);filter:saturate(1) contrast(1)}
.product-meta{padding:12px 1px 3px}
.product-meta h4{margin:0 0 7px;font-size:12px;line-height:1.2;font-weight:400;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.product-meta p{margin:0;font-size:7.5px;letter-spacing:.22em;text-transform:uppercase;color:#81786f;display:flex;align-items:center;gap:10px}.product-meta p::after{content:"";width:19px;height:1px;background:#a89d90}
.carousel-arrow{position:absolute;z-index:3;top:50%;transform:translateY(-50%);width:32px;height:54px;border:0;background:transparent;color:#3f3a34;font-size:32px;font-weight:200;cursor:pointer;line-height:1}.carousel-arrow--left{left:-42px}.carousel-arrow--right{right:-42px}

/* PROJECTS — darker stone texture, larger still images, cleaner Vietnamese content */
.projects{position:relative;color:#f1eee8;padding:62px 0 54px;overflow:hidden;background:#161311 url('assets/projects-texture-dark.webp') center center/cover no-repeat}
.projects::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,9,8,.88) 0%,rgba(13,11,10,.76) 26%,rgba(16,14,12,.62) 54%,rgba(17,15,13,.54) 100%),radial-gradient(ellipse at 82% 110%,rgba(165,133,102,.22) 0%,rgba(165,133,102,.11) 26%,transparent 58%),linear-gradient(180deg,rgba(8,8,8,.18),rgba(8,8,8,.36))}
.project-shell{position:relative;z-index:2;width:var(--shell);margin:0 auto;display:grid;grid-template-columns:240px 1fr;gap:34px;align-items:start}
.projects-intro{padding-top:10px}.projects-intro h2{margin:0 0 22px;font-size:32px;line-height:1.08;font-weight:300;letter-spacing:.085em}.projects-intro>p{margin:0 0 24px;font-size:11px;line-height:1.9;color:rgba(255,255,255,.76);max-width:220px}
.text-link{display:inline-flex;align-items:center;gap:11px;font-size:8px;letter-spacing:.22em;text-transform:uppercase;color:#514a43;margin-top:8px}.text-link span{width:26px;height:1px;background:currentColor}.text-link--light{color:rgba(255,255,255,.82)}
.projects-stage{min-width:0}
.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
.project-card{position:relative;display:block;aspect-ratio:1.04/1;overflow:hidden;background:#0d0c0b;border:1px solid rgba(255,255,255,.06);box-shadow:0 18px 34px rgba(0,0,0,.16)}
.project-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.84) contrast(1.02) brightness(.90);transition:transform .6s ease,filter .35s ease}
.project-card:hover img{transform:scale(1.035);filter:saturate(.92) contrast(1.03) brightness(.96)}
.project-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.04) 0%,rgba(0,0,0,.10) 38%,rgba(0,0,0,.58) 100%)}
.project-meta{position:absolute;left:18px;right:18px;bottom:16px;display:flex;flex-direction:column;gap:5px}
.project-meta h3{margin:0;font-size:10.8px;line-height:1.25;font-weight:500;letter-spacing:.06em;text-transform:uppercase}
.project-meta p{margin:0;font-size:7.4px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.76)}
.project-cta{display:inline-flex;align-self:flex-start;align-items:center;gap:10px;margin-top:7px;font-size:7.5px;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.84)}
.project-cta::after{content:"";width:18px;height:1px;background:currentColor}

/* FOOTER / ABOUT — full-width layered stone texture, not half-screen */
.about{position:relative;background:#e8e3dc;padding:34px 0 20px;overflow:hidden}
.about::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(233,228,221,.98) 0%,rgba(233,228,221,.96) 34%,rgba(233,228,221,.84) 58%,rgba(233,228,221,.50) 74%,rgba(233,228,221,.22) 100%), url('assets/footer-texture-light.webp') right bottom / cover no-repeat;pointer-events:none}
.about::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,0) 12%),linear-gradient(0deg,rgba(255,255,255,.08),rgba(255,255,255,0) 20%);box-shadow:inset 0 1px 0 rgba(80,74,67,.08);pointer-events:none}
.about-shell{position:relative;z-index:2;width:var(--shell);margin:0 auto;display:grid;grid-template-columns:1.15fr .9fr .85fr;gap:70px;align-items:start;padding:8px 0 30px}
.about-shell::after{content:"";position:absolute;right:-5vw;top:-72px;width:min(46vw,720px);height:180px;background:radial-gradient(ellipse at center, rgba(201,187,167,.14) 0%, rgba(201,187,167,.08) 36%, transparent 72%);pointer-events:none}
.brand--footer img{width:150px;height:auto}
.about-brand>p,.about-contact p,.about-follow p{font-size:10px;line-height:1.65;color:#5e5851;margin:13px 0 0}.about-brand>p{max-width:285px}.footer-slogan{font-size:9px!important;line-height:1.65!important;color:#777067!important;max-width:310px!important;margin-top:12px!important}.footer-label{font-size:9px;letter-spacing:.22em;text-transform:uppercase;color:#49443e}.about-contact p,.about-follow p{margin:7px 0}
.footer-bottom{position:relative;z-index:2;border-top:1px solid rgba(57,52,47,.18);display:flex;justify-content:space-between;padding:12px 0 0;font-size:7px;letter-spacing:.08em;color:#777067}

/* PRODUCT MODAL */
.product-modal{width:min(1020px,calc(100vw - 36px));border:0;padding:0;background:var(--paper);color:#2c2925;box-shadow:0 28px 90px rgba(0,0,0,.34)}.product-modal::backdrop{background:rgba(15,15,14,.72);backdrop-filter:blur(5px)}
.modal-close{position:absolute;top:15px;right:17px;z-index:4;width:38px;height:38px;border:1px solid rgba(30,28,25,.18);border-radius:50%;background:rgba(236,232,226,.88);font-size:24px;cursor:pointer;color:#2c2925}
.modal-layout{display:grid;grid-template-columns:1.08fr .92fr;min-height:560px}.modal-visual{background:var(--card);display:grid;place-items:center;padding:34px}.modal-visual img{width:100%;max-width:520px}.modal-copy{padding:64px 48px 44px}.modal-category{display:block;font-size:9px;letter-spacing:.23em;text-transform:uppercase;color:#7d766d;margin-bottom:18px}.modal-copy h2{font-size:33px;line-height:1.02;letter-spacing:.03em;font-weight:300;margin:0 0 10px;text-transform:uppercase}.modal-subtitle{margin:0 0 28px;color:#6d665e;font-size:11px;letter-spacing:.13em;text-transform:uppercase}.modal-specs{display:grid;grid-template-columns:1fr 1fr;gap:28px;border-top:1px solid rgba(53,50,46,.15);padding-top:24px}.modal-spec-group h3{font-size:9px;letter-spacing:.18em;text-transform:uppercase;font-weight:500;margin:0 0 12px}.modal-spec-group p{white-space:pre-line;font-size:11px;line-height:1.65;color:#5e5851;margin:0}


/* =========================================================
   RESPONSIVE V4
   Desktop above is preserved.
   This block replaces all old/conflicting tablet/mobile rules.
   ========================================================= */

/* Approved desktop product scale: smaller cards, more visible */
@media (min-width:1181px){
  .product-track{
    grid-auto-columns:calc((100% - 90px)/6);
    gap:18px;
  }
  .product-meta{padding-top:10px}
  .product-meta h4{
    font-size:10px;
    letter-spacing:.12em;
    margin-bottom:6px;
  }
  .product-meta p{
    font-size:7px;
    letter-spacing:.18em;
    gap:8px;
  }
  .product-meta p::after{width:16px}
  .collection+.collection{margin-top:42px}
}

/* Tablet */
@media (min-width:861px) and (max-width:1180px){
  :root{--shell:min(1040px,calc(100vw - 56px))}
  .site-header{
    width:calc(100vw - 56px);
    grid-template-columns:170px 1fr 90px;
  }
  .main-nav{gap:22px}
  .hero{min-height:clamp(520px,50vw,720px)}
  .product-track{
    grid-auto-columns:calc((100% - 54px)/4);
    gap:18px;
  }
  .project-shell{
    grid-template-columns:210px 1fr;
    gap:24px;
  }
  .about-shell{gap:38px}
}

/* Mobile */
@media (max-width:860px){
  html,body{
    width:100%;
    max-width:100%;
    overflow-x:hidden;
  }

  :root{--shell:calc(100vw - 28px)}

  /* Header */
  .site-header{
    width:calc(100vw - 28px);
    height:66px;
    grid-template-columns:1fr auto;
    gap:14px;
  }
  .main-nav{display:none}
  .brand--hero img{width:108px}
  .header-tools{
    justify-self:end;
    gap:15px;
  }

  /* HERO
     Match the real 1901x906 banner ratio.
     This removes the large black empty block seen on iPhone. */
  .hero{
    width:100%;
    height:auto;
    min-height:0;
    max-height:none;
    aspect-ratio:1.68 / 1;
    background:#0b0908;
  }
  .hero-media{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
  }
  .hero-slide{
    width:100%;
    height:100%;
    object-fit:cover;
    background:#0b0908;
  }

  /* Mobile crop: preserve the left-side typography but reveal substantially
     more of the architectural lighting scene on the right. */
  .hero-slide:nth-child(1){object-position:4% center}
  .hero-slide:nth-child(2){object-position:6% center}
  .hero-slide:nth-child(3){object-position:6% center}

  /* Banner arrows/counter: centered on top of image */
  .hero-controls{
    position:absolute;
    left:50%;
    right:auto;
    bottom:10px;
    transform:translateX(-50%);
    z-index:6;
    display:grid;
    grid-template-columns:32px 72px 32px;
    align-items:center;
    justify-items:center;
    column-gap:9px;
  }
  .hero-arrow{
    position:relative;
    left:auto!important;
    right:auto!important;
    bottom:auto!important;
    transform:none!important;
    width:32px;
    height:26px;
    font-size:19px;
  }
  .hero-arrow:hover{transform:none!important}
  .hero-index{
    position:relative;
    left:auto!important;
    right:auto!important;
    bottom:auto!important;
    transform:none!important;
    width:72px;
    height:26px;
    grid-template-columns:16px 21px 16px;
    column-gap:5px;
    font-size:7px;
  }
  .hero-index span{width:21px}

  /* Products */
  .products{padding:32px 0 46px}
  .products-heading{
    display:block;
    margin-bottom:24px;
  }
  .products-heading .section-kicker{
    margin-bottom:12px;
    font-size:8px;
    letter-spacing:.26em;
  }
  .products-heading h2{
    margin:0;
    font-size:clamp(21px,6vw,25px);
    line-height:1.08;
    letter-spacing:.055em;
  }
  .product-tabs{
    justify-content:flex-start;
    gap:26px;
    margin-top:22px;
    padding-bottom:0;
  }
  .product-tabs a{
    font-size:9px;
    letter-spacing:.16em;
    padding-bottom:8px;
  }

  .collection{
    margin-top:21px;
    padding:0;
  }
  .collection+.collection{margin-top:36px}
  .collection-title-row{margin:0 0 13px 0}
  .collection-title-row h3{
    font-size:12px;
    letter-spacing:.19em;
  }
  .collection-title-row h3::after{
    width:25px;
    margin-left:11px;
  }
  .collection-title-row span{display:none}

  /* IMPORTANT: real 2-column grid, not the old 78% horizontal carousel */
  .product-track{
    display:grid!important;
    grid-template-columns:repeat(2,minmax(0,1fr))!important;
    grid-auto-flow:row!important;
    grid-auto-columns:auto!important;
    gap:18px 9px!important;
    width:100%!important;
    max-width:100%!important;
    overflow:visible!important;
    scroll-snap-type:none!important;
    scroll-behavior:auto!important;
    padding:0!important;
  }
  .product-card{
    display:block;
    min-width:0!important;
    width:100%!important;
    max-width:none!important;
    scroll-snap-align:none!important;
  }
  .product-image{
    width:100%;
    aspect-ratio:1 / 1;
  }
  .product-image img{
    width:100%;
    height:100%;
    object-fit:contain;
  }
  .product-meta{padding:8px 1px 0}
  .product-meta h4{
    margin:0 0 5px;
    font-size:8.8px;
    line-height:1.25;
    letter-spacing:.08em;
    white-space:normal;
    overflow:visible;
    text-overflow:clip;
  }
  .product-meta p{
    font-size:6.4px;
    letter-spacing:.13em;
    gap:6px;
  }
  .product-meta p::after{width:12px}
  .carousel-arrow{display:none!important}

  /* Projects
     Keep project images visible on mobile instead of collapsing the stage. */
  .projects{padding:40px 0 42px}
  .project-shell{
    width:var(--shell);
    grid-template-columns:1fr;
    gap:24px;
  }
  .projects-intro{
    padding-top:0;
    max-width:100%;
  }
  .projects-intro h2{
    margin:0 0 15px;
    font-size:clamp(23px,6.6vw,28px);
    line-height:1.06;
    letter-spacing:.06em;
  }
  .projects-intro>p{
    max-width:100%;
    margin-bottom:17px;
    font-size:9.5px;
    line-height:1.7;
  }
  .project-grid{
    display:grid!important;
    grid-template-columns:1fr!important;
    gap:12px!important;
    width:100%;
  }
  .project-card{
    display:block!important;
    width:100%!important;
    aspect-ratio:1.32 / 1;
  }
  .project-meta{
    left:13px;
    right:13px;
    bottom:11px;
  }
  .project-meta h3{font-size:9.3px}
  .project-meta p,.project-cta{font-size:6.7px}

  /* Footer */
  .about{padding:28px 0 18px}
  .about-shell{
    width:var(--shell);
    grid-template-columns:1fr;
    gap:24px;
    padding:4px 0 22px;
  }
  .about-shell::after{display:none}
  .brand--footer img{width:126px}
  .about-brand>p,
  .about-contact p,
  .about-follow p{
    font-size:9.2px;
    line-height:1.62;
  }
  .footer-slogan{
    font-size:8.5px!important;
    line-height:1.62!important;
    max-width:100%!important;
  }
  .footer-bottom{
    gap:7px;
    flex-direction:column;
    font-size:6.4px;
  }

  /* Product modal */
  .modal-layout{grid-template-columns:1fr}
  .modal-copy{padding:30px 20px}
  .modal-specs{grid-template-columns:1fr}
  .modal-visual{padding:16px}
}

@media (max-width:480px){
  :root{--shell:calc(100vw - 24px)}
  .site-header{
    width:calc(100vw - 24px);
    height:62px;
  }
  .brand--hero img{width:102px}

  .hero-controls{
    bottom:10px;
    grid-template-columns:30px 68px 30px;
    column-gap:8px;
  }
  .hero-arrow{
    width:30px;
    height:24px;
    font-size:18px;
  }
  .hero-index{
    width:68px;
    height:24px;
    grid-template-columns:15px 20px 15px;
    column-gap:5px;
  }
  .hero-index span{width:20px}

  .products{padding-top:29px}
  .products-heading h2{font-size:21px}
  .product-tabs{gap:23px;margin-top:20px}
  .product-track{gap:16px 8px!important}
  .product-meta h4{font-size:8.5px}
}

@media(max-width:480px){
  .hero{aspect-ratio:1.64 / 1}
  .hero-slide:nth-child(1){object-position:2% center}
  .hero-slide:nth-child(2){object-position:4% center}
  .hero-slide:nth-child(3){object-position:4% center}
}

/* ===== PRODUCT FILM / DOWNLIGHT ASSEMBLY ===== */
.product-film{
  position:relative;
  width:100%;
  background:#11100f;
  overflow:hidden;
}
.product-film__frame{
  position:relative;
  width:100%;
  aspect-ratio:2276 / 908;
  overflow:hidden;
  background:#11100f;
}
.product-film__video{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center center;
  background:#11100f;
}
@media(max-width:860px){
  .product-film__frame{aspect-ratio:16 / 9}
  .product-film__video{object-fit:cover;object-position:center center}
}