/* ============================================================
   New Smile Dental Care & Implant Centre — design system
   Stage: deep clinical navy · Accent: signage yellow
   3D/interactive: scan cyan · Light sections: warm bone
   Type: Sora (display) · Manrope (body) · IBM Plex Mono (scan labels)
   ============================================================ */
:root{
  --night:#0B1520;
  --night-2:#101E2C;
  --night-3:#16283A;
  --bone:#F5F2EC;
  --bone-2:#ECE7DD;
  --ink:#122334;
  --ink-soft:#3A4C5E;
  --muted:#7C8B99;
  --muted-d:#8FA3B5;      /* muted on dark */
  --yellow:#FFC93C;
  --yellow-d:#E6B22F;
  --cyan:#4FD8E0;
  --cyan-soft:rgba(79,216,224,.16);
  --line-d:rgba(255,255,255,.09);
  --line-l:#DFD9CC;
  --r:16px; --r-lg:24px;
  --font-d:"Sora",system-ui,sans-serif;
  --font-b:"Manrope",system-ui,sans-serif;
  --font-m:"IBM Plex Mono",ui-monospace,monospace;
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-b);color:var(--ink);background:var(--bone);font-size:16.5px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-d);line-height:1.12;margin:0 0 .45em;letter-spacing:-.015em}
h1{font-size:clamp(2rem,4.6vw,3.4rem);font-weight:700}
h2{font-size:clamp(1.55rem,3.2vw,2.4rem);font-weight:700}
h3{font-size:1.15rem;font-weight:600}
p{margin:0 0 1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.mono{font-family:var(--font-m);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.eyebrow{display:inline-flex;align-items:center;gap:.6em;font-family:var(--font-m);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:1rem}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--yellow)}
.on-dark .eyebrow{color:var(--muted-d)}
.muted{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-family:var(--font-d);font-weight:600;font-size:.98rem;padding:.85em 1.5em;border-radius:12px;border:1.5px solid transparent;cursor:pointer;transition:transform .16s,box-shadow .2s,background .2s;line-height:1}
.btn:active{transform:translateY(1px)}
.btn-yellow{background:var(--yellow);color:#161616;box-shadow:0 10px 26px -12px rgba(255,201,60,.8)}
.btn-yellow:hover{background:var(--yellow-d);transform:translateY(-2px)}
.btn-ghost-d{background:rgba(255,255,255,.05);color:#fff;border-color:var(--line-d)}
.btn-ghost-d:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-ghost-l{background:#fff;color:var(--ink);border-color:var(--line-l)}
.btn-ghost-l:hover{border-color:var(--ink)}
.btn-lg{padding:1em 1.7em;font-size:1.04rem}

/* ---------- header ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.site-header.scrolled{background:rgba(11,21,32,.85);backdrop-filter:blur(14px);border-color:var(--line-d)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:.65em;color:#fff;font-family:var(--font-d);font-weight:700;font-size:1.05rem}
.brand .mark{width:36px;height:36px;flex:none}
.brand small{display:block;font-family:var(--font-m);font-size:.6rem;font-weight:400;letter-spacing:.16em;color:var(--yellow);text-transform:uppercase}
.logo-img{height:60px;width:auto;display:block}
.nav-links{display:flex;gap:1.5rem;list-style:none;margin:0;padding:0}
.nav-links a{color:#D4DEE7;font-weight:500;font-size:.93rem;transition:color .2s}
.nav-links a:hover{color:var(--yellow)}
.nav-cta{display:flex;gap:.6rem;align-items:center}
.nav-toggle{display:none;background:none;border:none;color:#fff;cursor:pointer;padding:8px}
.nav-toggle svg{width:26px;height:26px}
@media(max-width:960px){
  .nav-links{position:fixed;top:70px;left:0;right:0;flex-direction:column;gap:0;background:var(--night-2);padding:10px 22px 20px;transform:translateY(-140%);transition:transform .3s cubic-bezier(.4,0,.2,1);border-bottom:1px solid var(--line-d)}
  .nav-links.open{transform:none}
  .nav-links a{padding:.85em 0;border-bottom:1px solid var(--line-d);display:block}
  .nav-toggle{display:block}
  .nav-cta .btn{display:none}
}

/* ---------- HERO / scan stage ---------- */
.hero{position:relative;background:radial-gradient(1200px 700px at 72% 40%,#16344a 0%,var(--night) 55%);color:#fff;min-height:100svh;display:flex;flex-direction:column;overflow:hidden}
.hero-grid{flex:1;display:grid;grid-template-columns:minmax(340px,44%) 1fr;gap:0;align-items:stretch;padding-top:70px}
.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:40px 8px 30px 22px;position:relative;z-index:5}
.hero-copy .container-l{max-width:520px;margin-left:auto;padding-right:2vw}
.hero h1 .y{color:var(--yellow)}
.hero-lead{color:#B9C7D3;font-size:1.08rem;max-width:40ch;margin-bottom:1.5rem}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:1.6rem}
.hero-note{display:flex;align-items:center;gap:.6em;color:var(--muted-d);font-family:var(--font-m);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase}
.hero-note .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}

/* scan viewport */
.scan-wrap{position:relative;min-height:52vh}
#scan-canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:grab}
#scan-canvas:active{cursor:grabbing}
.scan-loading{position:absolute;inset:0;display:grid;place-items:center;z-index:4;background:transparent;transition:opacity .5s;pointer-events:none}
.scan-loading .box{text-align:center;color:var(--muted-d)}
.scan-loading .bar{width:180px;height:3px;background:rgba(255,255,255,.1);border-radius:3px;margin:14px auto 0;overflow:hidden}
.scan-loading .bar i{display:block;height:100%;width:0%;background:var(--cyan);transition:width .2s}
.scan-hint{position:absolute;top:84px;right:18px;z-index:5;color:var(--muted-d);font-family:var(--font-m);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;display:flex;align-items:center;gap:.5em;opacity:.85}
.scan-hint svg{width:16px;height:16px}

/* mode info card */
.mode-card{position:absolute;left:22px;bottom:22px;z-index:6;max-width:340px;background:rgba(13,26,39,.88);backdrop-filter:blur(12px);border:1px solid var(--line-d);border-radius:var(--r);padding:18px 20px;transform:translateY(12px);opacity:0;pointer-events:none;transition:all .35s cubic-bezier(.3,.7,.3,1)}
.mode-card.show{transform:none;opacity:1;pointer-events:auto}
.mode-card h3{color:#fff;font-size:1.02rem;display:flex;align-items:center;gap:.5em}
.mode-card ol{margin:.4rem 0 .8rem;padding-left:1.15em;color:#B9C7D3;font-size:.88rem}
.mode-card ol li{margin-bottom:.3em}
.mode-card ol li::marker{color:var(--yellow);font-family:var(--font-m);font-size:.8em}
.mode-card .book-mini{font-family:var(--font-d);font-weight:600;font-size:.85rem;color:var(--yellow);display:inline-flex;align-items:center;gap:.4em}
.mode-card .book-mini:hover{text-decoration:underline}
/* open/close slider */
.jaw-ctl{position:absolute;right:20px;bottom:32px;z-index:6;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--muted-d)}
.jaw-ctl label{font-family:var(--font-m);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;writing-mode:vertical-rl;transform:rotate(180deg)}
.jaw-ctl input[type=range]{writing-mode:vertical-lr;direction:rtl;height:110px;width:22px;accent-color:var(--cyan);cursor:pointer}
/* 3D floating label */
.scan-label{position:absolute;z-index:5;pointer-events:none;transform:translate(-50%,-130%);font-family:var(--font-m);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:#03272b;background:var(--cyan);padding:.32em .6em;border-radius:6px;opacity:0;transition:opacity .3s;white-space:nowrap}
.scan-label::after{content:"";position:absolute;left:50%;top:100%;transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--cyan)}
.scan-label.show{opacity:1}

@media(max-width:880px){
  .hero-grid{grid-template-columns:1fr;grid-template-rows:auto 1fr}
  .hero-copy{padding:28px 22px 6px;order:0}
  .hero-copy .container-l{margin:0;max-width:none;padding:0}
  .scan-wrap{order:1;min-height:47vh}
  .mode-card{left:14px;right:14px;bottom:18px;max-width:none}
  .jaw-ctl{display:none}
  .scan-hint{top:auto;bottom:calc(47vh + 6px);right:14px}
  .hero{min-height:auto}
}

/* ---------- sections ---------- */
.section{padding:84px 0}
.section-dark{background:var(--night);color:#fff}
.section-dark h2{color:#fff}
.section-head{max-width:62ch;margin-bottom:44px}
.center{text-align:center;margin-inline:auto}

/* trust strip */
.trust{background:var(--night-2);border-block:1px solid var(--line-d);padding:22px 0}
.trust .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px}
.trust .cell{display:flex;gap:.8em;align-items:flex-start;color:#C7D3DD;font-size:.92rem}
.trust .cell b{color:#fff;display:block;font-family:var(--font-d)}
.trust .cell svg{width:26px;height:26px;color:var(--yellow);flex:none;margin-top:2px}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:18px}
.svc{background:#fff;border:1px solid var(--line-l);border-radius:var(--r);padding:24px;transition:transform .2s,box-shadow .25s;position:relative;overflow:hidden}
.svc:hover{transform:translateY(-4px);box-shadow:0 18px 40px -18px rgba(18,35,52,.25)}
.svc .num{font-family:var(--font-m);font-size:.66rem;letter-spacing:.12em;color:var(--muted)}
.svc h3{margin-top:.5em}
.svc p{color:var(--muted);font-size:.93rem;margin:0}

/* before / after slider */
.ba-wrap{max-width:760px;margin:0 auto}
.ba{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:2/1;user-select:none;touch-action:none;box-shadow:0 24px 60px -24px rgba(0,0,0,.5)}
.ba img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.ba .after-img{clip-path:inset(0 0 0 50%)}
.ba .divider{position:absolute;top:0;bottom:0;left:50%;width:3px;background:var(--yellow);cursor:ew-resize;z-index:3}
.ba .divider .knob{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;box-shadow:0 6px 20px rgba(0,0,0,.4)}
.ba .divider .knob svg{width:22px;height:22px;color:#161616}
.ba .tagb,.ba .taga{position:absolute;top:14px;font-family:var(--font-m);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;padding:.35em .7em;border-radius:6px;z-index:2}
.ba .tagb{left:14px;background:rgba(11,21,32,.75);color:#fff}
.ba .taga{right:14px;background:var(--yellow);color:#161616}
.ba-cap{text-align:center;color:var(--muted);font-size:.88rem;margin-top:14px}

/* doctors */
.docs{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;max-width:820px;margin:0 auto}
.doc{background:var(--night-2);border:1px solid var(--line-d);border-radius:var(--r-lg);overflow:hidden}
.doc .photo{aspect-ratio:4/3.4;background:var(--night-3);overflow:hidden}
.doc .photo img{width:100%;height:100%;object-fit:cover;object-position:center 20%}
.doc .photo.initial{display:grid;place-items:center;font-family:var(--font-d);font-size:3.2rem;font-weight:700;color:var(--cyan)}
.doc .info{padding:20px 22px}
.doc .info b{font-family:var(--font-d);color:#fff;font-size:1.06rem;display:block}
.doc .info span{color:var(--yellow);font-family:var(--font-m);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase}
.doc .info p{color:#B9C7D3;font-size:.9rem;margin:.6em 0 0}

/* gallery */
.gal{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.gal figure{margin:0;border-radius:var(--r);overflow:hidden;position:relative;aspect-ratio:4/3;background:var(--bone-2)}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gal figure:hover img{transform:scale(1.05)}
.gal figcaption{position:absolute;inset:auto 0 0 0;padding:26px 16px 12px;background:linear-gradient(0deg,rgba(11,21,32,.8),transparent);color:#fff;font-size:.85rem}

/* booking */
.book-grid{display:grid;grid-template-columns:1fr 360px;gap:34px;align-items:start}
@media(max-width:880px){.book-grid{grid-template-columns:1fr}}
.form-card{background:#fff;border:1px solid var(--line-l);border-radius:var(--r-lg);padding:30px;box-shadow:0 20px 50px -30px rgba(18,35,52,.35)}
.field{margin-bottom:15px}
.field label{display:block;font-weight:600;font-size:.88rem;margin-bottom:5px}
.field .req{color:#D8503C}
.input,select,textarea{width:100%;font-family:var(--font-b);font-size:1rem;color:var(--ink);background:#fff;border:1.5px solid var(--line-l);border-radius:11px;padding:.75em .9em;transition:border-color .18s,box-shadow .18s}
.input:focus,select:focus,textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 4px var(--cyan-soft)}
textarea{resize:vertical;min-height:96px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:13px}
@media(max-width:540px){.frow{grid-template-columns:1fr}}
.alert{padding:13px 15px;border-radius:11px;margin-bottom:16px;font-size:.93rem}
.alert-ok{background:#E4F5E9;color:#1C6B3C;border:1px solid #BCE0C8}
.alert-err{background:#FBE4DF;color:#A0361F;border:1px solid #F0C3B8}
.side-card{background:var(--night);color:#fff;border-radius:var(--r-lg);padding:26px}
.side-card h3{color:#fff}
.side-card .row{display:flex;gap:.7em;align-items:flex-start;padding:.55em 0;border-bottom:1px solid var(--line-d);font-size:.93rem;color:#C7D3DD}
.side-card .row:last-of-type{border:none}
.side-card .row svg{width:19px;height:19px;color:var(--yellow);flex:none;margin-top:3px}
.side-card a:hover{color:var(--yellow)}
.wa-btn{background:#25D366;color:#fff;width:100%;margin-top:12px}
.wa-btn:hover{background:#1fb457;transform:translateY(-2px)}

/* footer */
.site-footer{background:var(--night);color:#8FA3B5;padding:54px 0 26px;border-top:1px solid var(--line-d)}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr}}
.site-footer h4{color:#fff;font-family:var(--font-m);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:.9rem;font-weight:500}
.site-footer a{display:block;padding:.25em 0;font-size:.92rem}
.site-footer a:hover{color:var(--yellow)}
.foot-bottom{border-top:1px solid var(--line-d);margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.8rem}

/* whatsapp float */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:54px;height:54px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 10px 26px -8px rgba(37,211,102,.7);transition:transform .2s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:28px;height:28px;color:#fff}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px;border-radius:4px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}