/* Tkhiliani Veli — site styling. Colours and type live in :root. */
:root{
  --ink:#0f2318; --espresso:#143021; --forest:#1c4a2e; --gold:#c9a227; --gold-lt:#e7cf8e;
  --gold-dp:#8d6f14; --cream:#faf7ef; --cream-2:#f1ece0;
  --line:rgba(201,162,39,.32); --line-dk:rgba(15,35,24,.13);
  --muted:#5d6b5c; --muted-lt:rgba(250,247,239,.74);
  --display:"Cormorant Garamond",Georgia,serif;
  --sans:"Jost",system-ui,-apple-system,"Segoe UI",sans-serif;
  --pad:clamp(20px,5vw,72px); --gap:clamp(20px,3vw,36px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);
  font-size:17px;font-weight:300;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:var(--gold-dp)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
img{max-width:100%;display:block}
h1,h2,h3{margin:0;font-family:var(--display);font-weight:400;line-height:1.1;letter-spacing:-.005em}
p{margin:0 0 1.1em}
.tv-wrap{max-width:1240px;margin:0 auto;padding:0 var(--pad)}
.tv-eyebrow{font-size:.7rem;letter-spacing:.26em;text-transform:uppercase;color:var(--gold-dp);margin:0 0 16px}
.on-dark .tv-eyebrow{color:var(--gold-lt)}
.tv-h1{font-size:clamp(2.6rem,6.4vw,5rem);font-weight:300}
.tv-h2{font-size:clamp(1.9rem,3.6vw,3.1rem)}
.tv-lead{color:var(--muted);font-size:1.08rem;max-width:58ch}
.tv-note{color:var(--muted);font-size:.95rem;max-width:70ch;margin-top:28px}

/* reveal */
.tv-rise{opacity:0;transform:translateY(20px);transition:opacity .9s cubic-bezier(.22,.61,.36,1),transform .9s cubic-bezier(.22,.61,.36,1)}
.tv-rise.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.tv-rise{opacity:1;transform:none;transition:none}}

/* header */
.tv-head{position:sticky;top:0;z-index:40;background:rgba(15,35,24,.93);
  backdrop-filter:blur(14px);border-bottom:1px solid rgba(201,162,39,.3)}
.tv-bar{display:flex;align-items:center;gap:clamp(12px,2vw,26px);padding:12px 0;flex-wrap:wrap}
.tv-brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--cream);margin-right:auto}
.tv-brand img{height:50px;width:auto;display:block}
.tv-brand b{font-family:var(--display);font-size:1.3rem;font-weight:500;display:block;line-height:1.1}
.tv-brand small{display:block;font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-lt)}
.tv-nav{display:flex;gap:clamp(6px,1.4vw,18px);flex-wrap:wrap}
.tv-nav a{text-decoration:none;color:var(--cream);font-size:.76rem;letter-spacing:.14em;
  text-transform:uppercase;padding:8px 2px;position:relative}
.tv-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:3px;height:1px;
  background:var(--gold);transition:right .45s cubic-bezier(.22,.61,.36,1)}
.tv-nav a:hover::after{right:0}
.tv-langs{display:flex;gap:4px}
.tv-langs button{font:inherit;font-size:.72rem;letter-spacing:.08em;cursor:pointer;
  display:flex;align-items:center;gap:6px;padding:6px 9px;background:transparent;border:0;color:rgba(250,247,239,.62)}
.tv-langs button[aria-pressed="true"]{color:var(--gold-lt);border-bottom:1px solid var(--gold)}
.tv-flag{width:18px;height:12px;border:1px solid rgba(0,0,0,.12);display:block}
.tv-progress{display:block;height:2px;width:0;background:var(--gold)}
.tv-nav-mobile{display:none}


/* hero */
.tv-hero{position:relative;min-height:clamp(560px,86vh,840px);display:flex;align-items:center;overflow:hidden}
.tv-hero-photo{position:absolute;inset:0;background-size:cover;background-position:center}
.tv-hero-film{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity 1.2s ease;pointer-events:none;border:0}
.tv-hero-film.is-on{opacity:1}
.tv-hero-veil{position:absolute;inset:0;background:
  radial-gradient(120% 90% at 22% 40%,rgba(12,8,5,.58),rgba(12,8,5,.84) 72%),
  linear-gradient(180deg,rgba(12,8,5,.46),rgba(12,8,5,.74))}
.tv-hero-inner{position:relative;z-index:2;color:var(--cream);padding-top:70px;padding-bottom:60px}
.tv-hero-inner .tv-eyebrow{color:var(--gold-lt)}
.tv-hero-lead{font-size:clamp(1rem,1.5vw,1.2rem);max-width:52ch;margin-top:22px;color:var(--muted-lt)}
.tv-cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.tv-cta-gold,.tv-cta-line,.tv-cta-tile{display:inline-block;text-decoration:none;font-family:var(--sans);
  font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;padding:15px 32px;border:1px solid var(--gold);
  cursor:pointer;transition:background .4s,color .4s}
.tv-cta-gold{background:var(--gold);color:#1a1109;border:0;padding:16px 33px}
.tv-cta-gold:hover{background:var(--gold-dp);color:#fff}
.tv-cta-line{color:var(--cream);background:transparent}
.tv-cta-line:hover{background:var(--gold);color:#1a1109}
.tv-cta-tile{color:var(--gold-dp);background:transparent}
.tv-cta-tile:hover{background:var(--gold);color:#1a1109}
.tv-figures{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;margin-top:clamp(40px,6vw,70px);
  border-top:1px solid rgba(232,207,141,.28)}
.tv-fig{padding:24px 0}
.tv-fig b{display:block;font-family:var(--display);font-size:clamp(1.6rem,2.6vw,2.4rem);
  font-weight:300;color:var(--gold-lt);line-height:1}
.tv-fig span{display:block;margin-top:8px;font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--muted-lt)}
@media(max-width:760px){.tv-figures{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* SIAL Paris band — sits directly under the hero while the show is on */
.tv-sial{background:var(--espresso);color:var(--cream);
  border-top:2px solid var(--gold);border-bottom:1px solid rgba(201,162,39,.3)}
.tv-sial-in{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:clamp(26px,5vw,70px);align-items:center;
  padding-top:clamp(36px,5vw,62px);padding-bottom:clamp(36px,5vw,62px)}
.tv-sial-say h2{font-family:var(--display);font-size:clamp(1.7rem,3vw,2.6rem);
  font-weight:300;margin-bottom:14px}
.tv-sial-say p{color:var(--muted-lt);max-width:52ch;margin-bottom:0}
.tv-sial-say .tv-eyebrow{color:var(--gold-lt)}
.tv-sial-say .tv-cta-gold{margin-top:26px}
.tv-sial-facts{margin:0;border-top:1px solid rgba(232,207,141,.22)}
.tv-sial-item{display:flex;justify-content:space-between;gap:18px;
  padding:14px 0;border-bottom:1px solid rgba(232,207,141,.16)}
.tv-sial-item dt{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-lt);padding-top:3px;flex:0 0 auto}
.tv-sial-item dd{margin:0;text-align:right;font-size:1.02rem}
.tv-sial-logo{height:clamp(38px,5vw,54px);width:auto;margin-bottom:18px;display:block}
.tv-sial-credit{display:flex;align-items:center;gap:14px;margin-top:16px}
.tv-sial-credit img{height:34px;width:auto;flex:0 0 auto}
.tv-sial-support{margin:0;font-size:.82rem;line-height:1.55;
  color:rgba(250,247,239,.6)}
@media(max-width:860px){
  .tv-sial-in{grid-template-columns:1fr;gap:26px}
  .tv-sial-item dd{font-size:.98rem}
}

/* sections */
.tv-section{padding:clamp(66px,9vw,130px) 0}
.tv-section--tint{background:var(--cream-2)}
.tv-section--rule{border-top:1px solid var(--line-dk)}
.tv-sec-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,70px);
  align-items:end;margin-bottom:clamp(40px,5vw,66px)}
@media(max-width:860px){.tv-sec-head{grid-template-columns:1fr;gap:20px}}
.tv-statement{font-family:var(--display);font-size:clamp(1.9rem,3.4vw,2.9rem);font-weight:300;line-height:1.14}
.tv-statement-body{font-size:1.12rem;color:var(--muted)}

/* products */
.tv-prod-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
@media(max-width:800px){.tv-prod-grid{grid-template-columns:1fr}}
.tv-prod{border-top:1px solid var(--line)}
.tv-prod-media{background-color:var(--cream-2);position:relative;height:clamp(200px,26vw,300px);background-size:cover;background-position:center;margin-top:22px}
.tv-prod-index{position:absolute;top:14px;left:14px;font-size:.68rem;letter-spacing:.2em;color:#fff;
  background:rgba(20,12,8,.5);backdrop-filter:blur(4px);padding:5px 12px}
.tv-prod-body{padding-top:22px}
.tv-prod-body h3{font-size:1.5rem;margin-bottom:12px}
.tv-prod-body p{color:var(--muted);font-size:.99rem}
.tv-chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:16px 0 0}
.tv-chip{font-size:.72rem;letter-spacing:.08em;padding:6px 12px;border:1px solid var(--line);color:var(--muted)}
/* the last card when the count is odd: photograph beside the words */
.tv-prod--wide{grid-column:1 / -1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:var(--gap);align-items:center}
.tv-prod--wide .tv-prod-media{margin-top:0;height:100%;min-height:clamp(220px,24vw,320px)}
.tv-prod--wide .tv-prod-body{padding-top:0}
@media(max-width:800px){.tv-prod--wide{grid-template-columns:1fr}
  .tv-prod--wide .tv-prod-media{margin-top:22px;min-height:clamp(200px,40vw,280px)}
  .tv-prod--wide .tv-prod-body{padding-top:22px}}

/* specification ledger */
.tv-ledger{border-top:1px solid var(--line-dk)}
.tv-ledger-row{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,2fr);gap:clamp(14px,3vw,50px);
  padding:22px 0;border-bottom:1px solid var(--line-dk)}
@media(max-width:700px){.tv-ledger-row{grid-template-columns:1fr;gap:6px}}
.tv-ledger-k{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);padding-top:5px}
.tv-ledger-v{font-size:1.03rem}

/* process track */
.tv-track-scroll{position:relative;height:420vh;background:var(--espresso)}
.tv-track-sticky{position:sticky;top:0;height:100vh;overflow:hidden;display:flex;
  flex-direction:column;justify-content:center}
.tv-track-head{padding:0 var(--pad);color:var(--cream);margin-bottom:clamp(16px,3vh,34px)}
.tv-track-head .tv-eyebrow{color:var(--gold-lt)}
.tv-track-head h2{color:var(--cream)}
.tv-track{display:flex;gap:clamp(14px,2vw,26px);padding:0 var(--pad);will-change:transform}
.tv-panel{background-color:#17301f;position:relative;flex:0 0 auto;width:clamp(270px,70vw,620px);height:clamp(320px,54vh,540px);
  background-size:cover;background-position:center;display:flex;align-items:flex-end;overflow:hidden}
.tv-panel::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,7,4,.1) 35%,rgba(10,7,4,.88))}
.tv-panel-num{position:absolute;top:20px;left:22px;z-index:2;color:var(--gold-lt);
  font-size:.7rem;letter-spacing:.2em}
.tv-panel-body{position:relative;z-index:2;padding:clamp(20px,3vw,34px);color:var(--cream)}
.tv-panel-body h3{font-size:clamp(1.4rem,2.4vw,2rem);margin-bottom:10px}
.tv-panel-body p{margin:0;color:var(--muted-lt);font-size:.97rem;max-width:44ch}
.tv-track-bar{margin:clamp(14px,3vh,30px) var(--pad) 0;height:1px;background:rgba(232,207,141,.22)}
.tv-track-bar i{display:block;height:100%;width:0;background:var(--gold-lt)}
@media(prefers-reduced-motion:reduce){
  .tv-track-scroll{height:auto}
  .tv-track-sticky{position:static;height:auto;padding:70px 0}
  .tv-track{overflow-x:auto;scroll-snap-type:x mandatory;transform:none!important}
  .tv-panel{scroll-snap-align:center}
  .tv-track-bar{display:none}
}

/* packing */
.tv-pack-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-dk)}
.tv-pack-row{display:grid;grid-template-columns:minmax(0,.55fr) minmax(0,.8fr) minmax(0,1.7fr);
  gap:clamp(12px,3vw,40px);padding:26px 0;border-bottom:1px solid var(--line-dk);align-items:baseline}
@media(max-width:800px){.tv-pack-row{grid-template-columns:1fr;gap:6px}}
.tv-pack-weight{font-family:var(--display);font-size:1.5rem;color:var(--gold-dp)}
.tv-pack-name{font-size:1.02rem}
.tv-pack-blurb{color:var(--muted);font-size:.97rem}
.tv-label-note{margin-top:clamp(40px,5vw,70px);padding:clamp(26px,3vw,44px);background:var(--cream);
  border-top:2px solid var(--gold)}
.tv-label-note h3{font-size:1.5rem;margin-bottom:14px}
.tv-label-note p{color:var(--muted);margin:0;max-width:70ch}

/* certificates */
.tv-cert-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
@media(max-width:1000px){.tv-cert-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.tv-cert-grid{grid-template-columns:1fr}}
.tv-cert{border-top:1px solid var(--line);padding-top:20px}
.tv-cert-cadence{font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-dp)}
.tv-cert h3{font-size:1.18rem;margin:12px 0 10px}
.tv-cert p{color:var(--muted);font-size:.95rem}
.tv-cert-slot{margin-top:14px;font-size:.84rem;color:var(--muted);font-style:italic}
.tv-doc-link{font-style:normal}

/* the plant: film and photographs */
.tv-film-main{position:relative;background:#0b1a11;border:1px solid var(--line);
  margin-bottom:var(--gap);box-shadow:0 24px 60px -36px rgba(15,35,24,.55)}
.tv-film-main video{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#0b1a11}
.tv-shots{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.tv-shot{margin:0;overflow:hidden;background:var(--cream-2)}
.tv-shot img{width:100%;height:100%;aspect-ratio:3/2;object-fit:cover;
  transition:transform .9s cubic-bezier(.22,.61,.36,1)}
.tv-shot:hover img{transform:scale(1.04)}
@media(max-width:900px){.tv-shots{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.tv-shots{grid-template-columns:1fr}}

/* about */
.tv-duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(26px,5vw,76px);
  align-items:center;margin-top:clamp(50px,7vw,110px)}
.tv-duo:first-of-type{margin-top:0}
.tv-duo--flip .tv-duo-text{order:-1}
.tv-duo-photo{background-color:var(--cream-2);min-height:min(56vh,430px);height:100%;background-size:cover;background-position:center}
.tv-duo-text h3{font-size:clamp(1.5rem,2.4vw,2.1rem);margin-bottom:16px}
.tv-duo-text p{color:var(--muted);margin:0}
@media(max-width:860px){.tv-duo{grid-template-columns:1fr}.tv-duo--flip .tv-duo-text{order:0}
  .tv-duo-photo{background-color:var(--cream-2);min-height:260px}}

/* banner */
.tv-banner{position:relative;min-height:clamp(340px,48vh,500px);display:flex;align-items:center;
  text-align:center;background-size:cover;background-position:center}
.tv-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,8,5,.62),rgba(12,8,5,.8))}
.tv-banner .tv-wrap{position:relative;z-index:2;color:var(--cream)}
.tv-banner h2{font-family:var(--display);font-size:clamp(1.9rem,3.6vw,3rem);font-weight:300;max-width:20ch;margin:0 auto}
.tv-banner p{margin:20px auto 30px;max-width:52ch;color:var(--muted-lt)}

/* contact */
.tv-contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(30px,5vw,80px)}
@media(max-width:860px){.tv-contact-grid{grid-template-columns:1fr}}
.tv-dl{margin:0}
.tv-dl-row{padding:18px 0;border-bottom:1px solid var(--line-dk)}
.tv-dl-row dt{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.tv-dl-row dd{margin:0;font-size:1.03rem}
.tv-field{margin-bottom:6px}
.tv-field-row{display:grid;grid-template-columns:1fr 1fr;gap:26px}
@media(max-width:560px){.tv-field-row{grid-template-columns:1fr}}
.tv-form label{display:block;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin:20px 0 6px}
.tv-form input,.tv-form textarea,.tv-form select{width:100%;font:inherit;font-size:1rem;font-weight:300;
  padding:12px 0;background:transparent;border:0;border-bottom:1px solid var(--line-dk);
  color:var(--ink);border-radius:0}
.tv-form input:focus,.tv-form textarea:focus,.tv-form select:focus{border-bottom-color:var(--gold);outline:0}
.tv-form textarea{min-height:110px;resize:vertical}
.tv-form button{margin-top:32px}
.tv-form button[disabled]{opacity:.55;cursor:default}
.tv-form-status{margin-top:16px;font-size:.95rem}
.tv-form-status[data-tone="ok"]{color:#3d6b2c}
.tv-form-status[data-tone="bad"]{color:#a1502a}
.tv-form-note{margin-top:14px;font-size:.84rem;color:var(--muted)}

/* footer */
.tv-foot{background:var(--ink);color:var(--muted-lt);padding:clamp(56px,8vw,100px) 0 36px;font-size:.94rem}
.tv-foot a{color:var(--cream);text-decoration:none}
.tv-foot a:hover{color:var(--gold-lt)}
.tv-foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:clamp(26px,4vw,60px)}
@media(max-width:760px){.tv-foot-grid{grid-template-columns:1fr}}
.tv-foot h4{margin:0 0 16px;color:var(--gold-lt);font-family:var(--sans);font-size:.7rem;
  letter-spacing:.18em;text-transform:uppercase;font-weight:400}
.tv-foot-logo{width:min(230px,66%);height:auto;margin-bottom:16px}

.tv-foot-bottom{margin-top:50px;padding-top:22px;border-top:1px solid rgba(232,207,141,.16);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.78rem;letter-spacing:.06em}

/* ---------- phone layout (overrides everything above) ---------- */
@media(max-width:860px){
  /* Most visitors arrive from the QR code on a business card, so the phone
     layout is the real one. The bar is kept to two tight rows, and the second
     row slides away once the visitor starts reading. */
  .tv-nav{display:none}
  .tv-bar{padding:8px 0;gap:10px;flex-wrap:nowrap}
  .tv-brand{gap:9px;min-width:0}
  .tv-brand img{height:38px}
  .tv-brand b{font-size:1.05rem}
  .tv-brand small{font-size:.5rem;letter-spacing:.16em}
  .tv-langs{gap:0;flex:0 0 auto}
  .tv-langs button{padding:11px 8px;gap:5px;font-size:.68rem}   /* 44px tall */
  .tv-flag{width:16px;height:11px}

  .tv-nav-mobile{display:flex;gap:4px;overflow-x:auto;padding:0 var(--pad);
    -webkit-overflow-scrolling:touch;scrollbar-width:none;
    max-height:46px;transition:max-height .35s ease,opacity .25s ease}
  .tv-nav-mobile::-webkit-scrollbar{display:none}
  .tv-nav-mobile a{white-space:nowrap;text-decoration:none;color:rgba(250,247,239,.72);
    font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;
    padding:13px 10px;display:block}                              /* 44px tall */
  .tv-head[data-stuck="true"] .tv-nav-mobile{max-height:0;opacity:0;overflow:hidden}

  /* the figures should not be pushed off the first screen */
  .tv-hero{min-height:auto}
  .tv-hero-inner{padding-top:34px;padding-bottom:40px}
  .tv-figures{margin-top:30px}
  .tv-fig{padding:16px 0}

  /* A pinned, scroll-driven track means four screens of forced scrolling on a
     phone. A plain swipe with snap points is quicker and feels native. */
  .tv-track-scroll{height:auto}
  .tv-track-sticky{position:static;height:auto;padding:clamp(56px,9vw,90px) 0}
  .tv-track{overflow-x:auto;scroll-snap-type:x mandatory;transform:none!important;
    -webkit-overflow-scrolling:touch;scroll-padding-left:var(--pad);
    scrollbar-width:none;padding-bottom:4px}
  .tv-track::-webkit-scrollbar{display:none}
  .tv-panel{scroll-snap-align:center;width:min(82vw,420px);height:clamp(330px,52vh,460px)}
  .tv-track-bar{display:none}

  /* the caption sits over a busy frame on a small panel, so darken further */
  .tv-panel::after{background:linear-gradient(180deg,rgba(10,7,4,.15) 20%,rgba(10,7,4,.93))}
  .tv-panel-body p{font-size:.92rem}

  /* comfortable thumb targets in the contact details and footer */
  .tv-dl-row dd a,.tv-foot a{display:inline-block;padding:4px 0}
}