/* ═══════════════════════════════════════════════════
   SiDent Dental Laboratory
   Palette derived from the logo: steel blue + deep navy
   + porcelain neutrals, with a warm sand accent for CTAs.
   ═══════════════════════════════════════════════════ */

:root{
  --navy:#24303F;
  --navy-deep:#1A2430;
  --navy-soft:#33455A;
  --blue:#6B8EB5;   /* sampled from the supplied logo */
  --blue-deep:#4E6E93;
  --sand:#C2A386;
  --sand-deep:#AC8C6D;
  --porcelain:#F4F7F9;
  --cream:#F2E6D8;      /* sampled from the Ruse header illustration */
  --line:#DFE6ED;
  --line-dark:#3A4B5F;
  --ink:#24303F;
  --muted:#6E7E90;
  --muted-dark:#9FB1C4;
  --white:#fff;

  --wrap:1240px;
  --r:4px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --f-head:'Manrope','Helvetica Neue',Arial,sans-serif;
  --f-body:'Inter','Helvetica Neue',Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:var(--f-body);font-size:16px;line-height:1.7;font-weight:400;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3{font-family:var(--f-head);font-weight:300;line-height:1.12;margin:0;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
ol,ul,dl{margin:0;padding:0;list-style:none}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--navy);color:#fff;padding:12px 20px;z-index:999}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

/* ── Scroll reveal ───────────────────────────────── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.09s}
.reveal[data-delay="2"]{transition-delay:.18s}
.reveal[data-delay="3"]{transition-delay:.27s}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}

/* ── Shared bits ─────────────────────────────────── */
.eyebrow{
  font-family:var(--f-head);font-size:11px;font-weight:600;
  letter-spacing:.28em;text-transform:uppercase;color:var(--blue);margin-bottom:18px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--f-head);font-size:12px;font-weight:600;
  letter-spacing:.18em;text-transform:uppercase;
  padding:17px 32px;border-radius:var(--r);border:1px solid transparent;
  transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease);
  white-space:nowrap;
}
.btn--solid{background:var(--sand);color:#fff}
.btn--solid:hover{background:var(--sand-deep)}
.btn--ghost{border-color:rgba(255,255,255,.45);color:#fff}
.btn--ghost:hover{background:#fff;color:var(--navy);border-color:#fff}
.btn--outline{border-color:rgba(36,48,63,.30);color:var(--navy)}
.btn--outline:hover{background:var(--navy);border-color:var(--navy);color:#fff}

.linkarrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--f-head);font-size:12px;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;color:var(--blue-deep);
}
.linkarrow span{transition:transform .3s var(--ease)}
.linkarrow:hover span,a:hover .linkarrow span{transform:translateX(5px)}

.rule{display:flex;align-items:center;gap:24px;margin:30px 0}
.rule::before,.rule::after{content:"";flex:1;height:1px;background:rgba(255,255,255,.28)}
.rule span{
  font-family:var(--f-head);font-size:11px;font-weight:600;
  letter-spacing:.3em;text-transform:uppercase;color:rgba(255,255,255,.75);
}

.section{padding:clamp(72px,10vw,132px) 0}
.section--tint{background:var(--porcelain)}
.section--dark{background:var(--navy);color:#fff}

.shead{max-width:640px;margin:0 auto clamp(44px,6vw,68px);text-align:center}
.shead--left{text-align:left;margin-inline:0}
.shead__title{font-size:clamp(30px,4.6vw,50px)}
.shead__lead{margin-top:20px;color:var(--muted);font-size:17px}
.shead--onDark .shead__lead{color:var(--muted-dark)}
.shead--onDark .eyebrow{color:var(--blue)}

/* ── Top bar ─────────────────────────────────────── */
.topbar{background:var(--navy-deep);color:rgba(255,255,255,.72);font-size:13px}
.topbar__inner{display:flex;flex-wrap:wrap;gap:12px 32px;justify-content:center;padding-block:11px}
.topbar__item{display:inline-flex;align-items:center;gap:9px;transition:color .25s}
.topbar__item:not(.topbar__item--plain):hover{color:#fff}
.topbar svg{width:15px;height:15px;fill:none;stroke:var(--blue);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}

/* ── Nav ─────────────────────────────────────────── */
.nav{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .3s}
.nav.is-stuck{box-shadow:0 6px 28px rgba(36,48,63,.09)}
.nav__inner{display:flex;align-items:center;gap:28px;padding-block:14px}
.nav__logo img{height:42px;width:auto}
.nav__links{display:none;margin-left:auto;gap:30px}
.nav__links a{
  font-family:var(--f-head);font-size:12px;font-weight:600;
  letter-spacing:.15em;text-transform:uppercase;color:var(--navy);
  position:relative;padding-block:6px;
}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1.5px;
  background:var(--blue);transition:width .3s var(--ease);
}
.nav__links a:hover::after,.nav__links a.is-active::after{width:100%}
.nav__cta{display:none;padding:13px 24px}
.nav__burger{margin-left:auto;width:44px;height:44px;display:grid;place-content:center;gap:5px}
.nav__burger span{display:block;width:24px;height:1.8px;background:var(--navy);transition:transform .3s var(--ease),opacity .2s}
.nav__burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.8px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.8px) rotate(-45deg)}

@media (max-width:1023px){
  .nav__links{
    position:fixed;inset:0 0 0 auto;width:min(84vw,340px);
    display:flex;flex-direction:column;justify-content:center;gap:8px;
    background:var(--navy);padding:40px 34px;
    transform:translateX(100%);transition:transform .4s var(--ease);
  }
  .nav__links.is-open{transform:none}
  .nav__links a{color:#fff;font-size:15px;letter-spacing:.1em;padding-block:14px;border-bottom:1px solid rgba(255,255,255,.1)}
}
@media (min-width:1024px){
  .nav__links{display:flex}
  .nav__cta{display:inline-flex}
  .nav__burger{display:none}
}

/* ── Hero ────────────────────────────────────────
   Built on the Ruse polyclinic illustration: cream ground,
   navy type in the artwork's own left-hand negative space. */
.hero{position:relative;min-height:clamp(520px,80vh,780px);display:flex;align-items:center;isolation:isolate;overflow:hidden;background:var(--cream)}
.hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:82% center;z-index:-2}
.hero__scrim{
  position:absolute;inset:0;z-index:-1;
  background:linear-gradient(95deg,var(--cream) 0%,var(--cream) 38%,rgba(242,230,216,.94) 52%,rgba(242,230,216,.55) 64%,rgba(242,230,216,0) 76%);
}
.hero__inner{text-align:left;color:var(--navy);padding-block:clamp(72px,12vh,130px);max-width:1240px}
.hero__title{font-size:clamp(34px,4.4vw,54px);font-weight:200;letter-spacing:-.03em;color:var(--navy);max-width:18ch}
.hero__lead{max-width:38ch;margin:0;color:#4E5A69;font-size:clamp(16px,1.5vw,18px)}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero .rule{max-width:360px;margin:26px 0}
.hero .rule::before,.hero .rule::after{background:rgba(36,48,63,.22)}
.hero .rule span{color:var(--blue-deep)}

@media (max-width:899px){
  /* Stack: illustration on top, type beneath on cream */
  .hero{display:block;min-height:0}
  .hero__bg{position:static;width:100%;height:auto;aspect-ratio:16/9;object-position:center}
  .hero__scrim{display:none}
  .hero__inner{padding-block:clamp(44px,8vh,72px)}
  .hero__title{max-width:none}
}

.quickbar{position:absolute;left:0;right:0;bottom:0;background:rgba(255,255,255,.94);backdrop-filter:blur(8px)}
.quickbar__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}
.quickbar__inner::-webkit-scrollbar{display:none}
.quickbar a{
  font-family:var(--f-head);font-size:11px;font-weight:600;
  letter-spacing:.2em;text-transform:uppercase;color:var(--navy);
  padding:22px 20px;white-space:nowrap;transition:color .25s;
}
.quickbar a:hover{color:var(--blue-deep)}
.quickbar__cta{margin-left:auto;background:var(--sand);color:#fff!important;padding-inline:28px}
.quickbar__cta:hover{background:var(--sand-deep)}
@media (max-width:767px){
  /* Stack the quick-nav under the hero instead of beside it */
  .hero{display:block;min-height:0}
  .hero__inner{padding-block:clamp(64px,12vh,110px)}
  .quickbar{position:static;background:var(--porcelain)}
  .quickbar a{padding:18px 16px}
}

/* ── Products ────────────────────────────────────── */
.pgrid{display:grid;gap:28px;grid-template-columns:repeat(auto-fill,minmax(270px,1fr))}
.pcard__media{
  position:relative;overflow:hidden;border-radius:var(--r);
  background:var(--porcelain);aspect-ratio:4/3;display:block;
  width:100%;padding:0;border:0;
}
.pcard__media--empty{cursor:default}
.pcard__count{
  position:absolute;left:12px;bottom:12px;
  background:rgba(26,36,48,.72);color:#fff;backdrop-filter:blur(4px);
  font-family:var(--f-head);font-size:10px;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;
  padding:6px 11px;border-radius:var(--r);
  opacity:0;transform:translateY(4px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.pcard:hover .pcard__count,.pcard__media:focus-visible .pcard__count{opacity:1;transform:none}
.pcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.pcard:hover .pcard__media img{transform:scale(1.05)}
.pcard__title{font-size:20px;font-weight:500;margin-top:22px}
.pcard__text{margin-top:9px;color:var(--muted);font-size:15px}
.pcard--ask{
  display:flex;flex-direction:column;justify-content:center;align-items:flex-start;
  gap:12px;background:var(--porcelain);border:1px solid var(--line);
  border-radius:var(--r);padding:34px;
}
.pcard--ask .pcard__title{margin-top:0}

/* ── About ───────────────────────────────────────── */
.about{display:grid;gap:clamp(40px,6vw,72px);align-items:start}
.about__media img{border-radius:var(--r);width:100%;object-fit:cover}
@media (min-width:900px){.about{grid-template-columns:.85fr 1fr}.about__media{position:sticky;top:110px}}

.values{display:grid;gap:30px;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));margin-top:44px}
.value svg{width:30px;height:30px;fill:none;stroke:var(--blue);stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}
.value h3{font-size:17px;font-weight:600;font-family:var(--f-body);letter-spacing:0;margin-top:14px}
.value p{margin-top:6px;color:var(--muted);font-size:15px}

.stats__label{
  margin-top:52px;padding-top:40px;border-top:1px solid var(--line);
  font-family:var(--f-head);font-size:11px;font-weight:600;
  letter-spacing:.28em;text-transform:uppercase;color:var(--blue);
}
.stats__label + .stats{margin-top:26px;padding-top:0;border-top:0}
.stats{display:grid;gap:30px 24px;grid-template-columns:repeat(2,1fr);margin-top:52px;padding-top:40px;border-top:1px solid var(--line)}
@media (max-width:420px){.stats{grid-template-columns:1fr}}
.stat dd{margin:0;font-family:var(--f-head);font-size:clamp(34px,4.4vw,46px);font-weight:200;color:var(--navy);line-height:1}
.stat dt{order:2;margin-top:8px;font-size:13px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.stat{display:flex;flex-direction:column}

/* ── Process ─────────────────────────────────────── */
.steps{display:grid;gap:34px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.step{position:relative;padding-top:28px;border-top:1px solid var(--line-dark)}
.step__no{font-family:var(--f-head);font-size:13px;font-weight:600;letter-spacing:.2em;color:var(--blue)}
.step h3{font-size:21px;font-weight:500;margin-top:14px;color:#fff}
.step p{margin-top:10px;color:var(--muted-dark);font-size:15px}

/* ── Contact ─────────────────────────────────────── */
.contact{display:grid;gap:clamp(40px,6vw,72px)}
@media (min-width:900px){.contact{grid-template-columns:1fr 1.1fr}}
.cinfo{margin-top:36px;border-top:1px solid var(--line)}
.cinfo li{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:17px 0;border-bottom:1px solid var(--line);font-size:15px}
.cinfo span{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);padding-top:3px}
.cinfo a:hover{color:var(--blue-deep)}

.form{display:grid;gap:20px;grid-template-columns:1fr 1fr}
.field{display:flex;flex-direction:column;gap:8px}
.field--full{grid-column:1/-1}
.field label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{
  font-family:var(--f-body);font-size:15px;color:var(--ink);
  padding:14px 16px;border:1px solid var(--line);border-radius:var(--r);
  background:#fff;transition:border-color .25s;resize:vertical;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);outline:none}
.field input:user-invalid,.field textarea:user-invalid{border-color:#C9605B}
.form__foot{flex-direction:row;align-items:center;gap:20px;flex-wrap:wrap}
.form__note{font-size:14px;color:var(--muted)}
.form__note.is-err{color:#C9605B}
@media (max-width:600px){.form{grid-template-columns:1fr}}

/* ── Footer ──────────────────────────────────────── */
.foot{background:var(--navy-deep);color:rgba(255,255,255,.66);padding-top:clamp(56px,7vw,80px);font-size:15px}
.foot__inner{display:grid;gap:38px;padding-bottom:48px}
@media (min-width:860px){.foot__inner{grid-template-columns:1.4fr 1fr 1fr}}
.foot__brand img{height:52px;width:auto;margin-bottom:18px}
.foot__brand p{max-width:330px;font-size:14px;line-height:1.75}
.foot__nav,.foot__contact{display:flex;flex-direction:column;gap:12px}
.foot__nav a:hover,.foot__contact a:hover{color:#fff}
.foot__bar{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-block:22px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;
}
.foot__bar a:hover{color:#fff}

/* ── Lightbox ────────────────────────────────────── */
.lb{position:fixed;inset:0;z-index:200;display:grid;place-items:center;background:rgba(20,28,38,.94);padding:5vw}
.lb[hidden]{display:none}
.lb__img{max-width:min(1100px,92vw);max-height:86vh;object-fit:contain;border-radius:var(--r)}
.lb__close{position:absolute;top:18px;right:22px;font-size:26px;color:#fff;width:48px;height:48px;line-height:1}
.lb__nav{position:absolute;top:50%;transform:translateY(-50%);font-size:46px;font-weight:200;color:#fff;width:60px;height:60px;line-height:1}
.lb__nav--prev{left:12px}
.lb__nav--next{right:12px}
.lb__close:hover,.lb__nav:hover{color:var(--blue)}

/* ── Pull quote ──────────────────────────────────── */
.quote{background:var(--navy);padding:clamp(64px,9vw,110px) 0}
.quote__inner{max-width:820px;margin-inline:auto;text-align:center}
.quote blockquote{
  margin:0;font-family:var(--f-head);font-weight:200;
  font-size:clamp(22px,3.3vw,36px);line-height:1.35;letter-spacing:-.015em;color:#fff;
}
.quote__by{
  margin-top:24px;font-family:var(--f-head);font-size:11px;font-weight:600;
  letter-spacing:.28em;text-transform:uppercase;color:var(--blue);
}

/* ── Certificate carousel ────────────────────────── */
.carousel{position:relative;margin-top:8px}
.carousel__track{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  scroll-behavior:smooth;padding:4px clamp(24px,8vw,140px) 8px;
  scrollbar-width:none;-webkit-overflow-scrolling:touch;
}
.carousel__track::-webkit-scrollbar{display:none}
@media (prefers-reduced-motion:reduce){.carousel__track{scroll-behavior:auto}}

.cert{
  flex:0 0 min(84vw,420px);margin:0;scroll-snap-align:center;
  display:flex;flex-direction:column;
}
.cert__img{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:18px;height:300px;display:flex;align-items:center;justify-content:center;overflow:hidden;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.cert__img img{width:auto;height:auto;max-width:100%;max-height:264px;object-fit:contain}
.cert__img:hover{border-color:var(--blue);box-shadow:0 10px 30px rgba(36,48,63,.1)}
.cert figcaption{display:flex;flex-direction:column;gap:4px;padding:18px 4px 0}
.cert figcaption strong{font-family:var(--f-head);font-size:15px;font-weight:600;color:var(--navy)}
.cert figcaption span{font-size:14px;color:var(--muted);line-height:1.5}
.cert figcaption em{
  font-style:normal;font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--blue);margin-top:4px;
}

.carousel__nav{
  position:absolute;top:150px;transform:translateY(-50%);z-index:2;
  width:48px;height:48px;border-radius:50%;background:#fff;
  border:1px solid var(--line);color:var(--navy);
  font-size:26px;line-height:1;display:grid;place-content:center;
  box-shadow:0 4px 18px rgba(36,48,63,.12);transition:all .25s var(--ease);
}
.carousel__nav:hover{background:var(--navy);border-color:var(--navy);color:#fff}
.carousel__nav[disabled]{opacity:0;pointer-events:none}
.carousel__nav--prev{left:clamp(8px,3vw,44px)}
.carousel__nav--next{right:clamp(8px,3vw,44px)}

.carousel__dots{display:flex;gap:8px;justify-content:center;margin-top:32px}
.carousel__dots button{
  width:7px;height:7px;border-radius:50%;background:var(--line);
  transition:background .25s,transform .25s;
}
.carousel__dots button.is-active{background:var(--blue);transform:scale(1.5)}

/* ── Lightbox caption ────────────────────────────── */
.lb__figure{display:flex;flex-direction:column;align-items:center;gap:18px;max-width:min(1100px,92vw)}
.lb__caption{
  color:rgba(255,255,255,.85);font-size:15px;text-align:center;
  max-width:60ch;line-height:1.6;
}

/* Honeypot — must be reachable in the DOM but invisible to people */
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.form button[type="submit"][disabled]{opacity:.55;pointer-events:none}