/* ============================================================
   BIO DENTAL SOLUTIONS — stil partajat pentru paginile de servicii
   (implantologie, protetica, coroane, endodontie, carii)
   ============================================================ */
:root{
  --cyan:#38bdf8; --cyan-bright:#22d3ee; --cyan-deep:#0ea5e9;
  --ink:#0b2434; --ink-soft:#164e63; --slate:#5b7688;
  --mist:#eef7fb; --mist-2:#dceef6; --white:#ffffff;
  --shadow:0 20px 60px -25px rgba(11,36,52,.35);
  --radius:18px;
  --font-display:'Fraunces',Georgia,serif;
  --font-body:'Manrope',system-ui,sans-serif;
  --nav-h:80px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:var(--white);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3{font-family:var(--font-display);font-weight:500;line-height:1.1;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 28px}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan-deep);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:1.5px;background:var(--cyan);display:inline-block}
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:15px;padding:15px 28px;border-radius:100px;background:var(--ink);color:var(--white);transition:transform .25s ease,box-shadow .25s ease,background .25s ease}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn svg{width:17px;height:17px}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--mist-2)}
.btn-ghost:hover{background:var(--mist);box-shadow:none}
.reveal{opacity:0;transform:translateY(30px)}
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:200;pointer-events:none;background:linear-gradient(90deg,var(--cyan-deep),var(--cyan-bright));transition:width .08s linear}

/* NAV */
header.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:18px 0;transition:background .3s,box-shadow .3s,padding .3s}
header.nav.scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(11,36,52,.06);padding:12px 0}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-logo{height:44px;width:auto}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links .link{font-size:14.5px;font-weight:500;color:var(--ink-soft);position:relative;padding:4px 0}
.nav-links .link::after{content:"";position:absolute;left:0;bottom:-2px;width:100%;height:1.5px;background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.nav-links .link:hover::after,.nav-links .link.current::after{transform:scaleX(1)}
.nav-links .link.current{color:var(--ink)}
.nav-links .btn{padding:12px 22px;font-size:14px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px}
.mobile-menu{position:fixed;inset:0;z-index:150;background:var(--white);overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;display:flex;flex-direction:column;padding:26px 24px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .28s,transform .28s,visibility .28s}
body.menu-open .mobile-menu{opacity:1;visibility:visible;transform:none}
body.menu-open{overflow:hidden}
.mm-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.mm-logo{width:150px;height:auto}
.mm-close{background:none;border:none;cursor:pointer;padding:8px;line-height:0}
.mm-close svg{width:26px;height:26px;color:var(--ink)}
.mm-links{display:flex;flex-direction:column;margin-top:14px;flex-shrink:0}
.mm-links a{font-family:var(--font-display);font-size:24px;color:var(--ink);padding:14px 0;border-bottom:1px solid var(--mist-2)}
.mm-links a:last-of-type{border-bottom:none}
.mm-cta{margin-top:auto;padding-top:20px;flex-shrink:0;padding-bottom:env(safe-area-inset-bottom)}
.mm-cta .btn{width:100%;justify-content:center}


  /* DROPDOWN "Servicii" */
  .nav-dd{position:relative}
  .nav-dd > .link{display:inline-flex;align-items:center;gap:6px;cursor:pointer;background:none;border:none;font:inherit}
  .nav-dd > .link svg{width:14px;height:14px;transition:transform .25s}
  .nav-dd:hover > .link svg,.nav-dd.open > .link svg,.nav-dd:focus-within > .link svg{transform:rotate(180deg)}
  .dd-panel{position:absolute;top:100%;left:50%;transform:translate(-50%,6px);padding-top:14px;
    opacity:0;visibility:hidden;transition:opacity .22s ease,transform .22s ease,visibility .22s;z-index:120}
  .nav-dd:hover .dd-panel,.nav-dd.open .dd-panel,.nav-dd:focus-within .dd-panel{opacity:1;visibility:visible;transform:translate(-50%,0)}
  .dd-inner{background:var(--white);border:1px solid var(--mist-2);border-radius:18px;padding:8px;min-width:230px;box-shadow:0 24px 60px -20px rgba(11,36,52,.35)}
  .dd-inner a{display:flex;flex-direction:column;gap:2px;padding:10px 14px;border-radius:12px;transition:background .2s}
  .dd-inner a:hover{background:var(--mist)}
  .dd-inner a b{font-weight:600;color:var(--ink);font-size:14.5px}
  .dd-inner a span{font-size:12.5px;color:var(--slate)}
  .dd-inner a.current b{color:var(--cyan-deep)}
  .mm-group{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--slate);margin:18px 0 4px}
  .mm-links a.sub{font-family:var(--font-body);font-size:17px;font-weight:600;padding:11px 0 11px 16px;border-bottom:none;color:var(--ink-soft)}

/* HERO */
.s-hero{position:relative;padding:calc(var(--nav-h) + 64px) 0 70px;overflow:hidden;background:linear-gradient(180deg,var(--mist) 0%,var(--white) 100%)}
.s-hero::before{content:"";position:absolute;top:-30%;right:-15%;width:60%;height:140%;background:radial-gradient(ellipse at center,rgba(56,189,248,.16),transparent 62%);pointer-events:none}
.s-hero .wrap{position:relative;z-index:1;max-width:860px}
.s-hero h1{font-size:clamp(2.4rem,5vw,4rem);color:var(--ink);margin:18px 0 18px;font-weight:600}
.s-hero h1 .accent{font-style:italic;color:var(--cyan-deep)}
.s-hero .lead{font-size:18px;color:var(--slate);max-width:56ch;margin-bottom:30px}
.s-hero .cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.s-facts{display:flex;gap:26px;flex-wrap:wrap;margin-top:40px}
.s-facts .f{display:flex;flex-direction:column}
.s-facts .num{font-family:var(--font-display);font-size:28px;font-weight:600;color:var(--ink)}
.s-facts .lbl{font-size:13px;color:var(--slate)}
.crumbs{font-size:13.5px;color:var(--slate);margin-bottom:6px}
.crumbs a{color:var(--cyan-deep)}

/* SECTIUNI */
section{padding:96px 0;position:relative;z-index:1}
.sec-head{max-width:640px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(2rem,3.4vw,2.7rem);color:var(--ink);margin:16px 0 14px}
.sec-head p{color:var(--slate);font-size:17px}

/* SCROLLYTELLING: ilustratie lipicioasa + etape */
.imp-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.imp-visual{align-self:stretch}
.imp-sticky{position:sticky;top:calc(var(--nav-h) + 36px)}
/* cadrul nu depaseste niciodata inaltimea vizibila (ecran - header - margine), ca ilustratia sa se vada intreaga cat e lipita */
.imp-frame{position:relative;border-radius:28px;overflow:hidden;width:min(100%,calc((100vh - var(--nav-h) - 96px) * 0.8077));margin:0 auto;background:linear-gradient(180deg,#f7fbfd 0%,var(--mist) 100%);border:1px solid var(--mist-2);box-shadow:var(--shadow)}
.imp-frame svg{display:block;width:100%;height:auto}
.imp-badge{position:absolute;left:18px;bottom:18px;opacity:0;transform:translateY(8px);background:var(--ink);color:var(--white);font-size:13px;font-weight:700;letter-spacing:.04em;padding:9px 14px;border-radius:100px;display:inline-flex;align-items:center;gap:8px}
.imp-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(56,189,248,.25)}
/* spatiu la final: ilustratia ramane lipita si dupa ce ultima etapa e in centru */
.imp-steps{padding-top:10px;padding-bottom:38vh}
.imp-step{min-height:62vh;display:flex;flex-direction:column;justify-content:center;opacity:.32;transition:opacity .45s;padding:0 0 0 28px;border-left:2px solid var(--mist-2);position:relative}
.imp-step::before{content:"";position:absolute;left:-7px;top:50%;width:12px;height:12px;border-radius:50%;background:var(--mist-2);transform:translateY(-50%);transition:background .35s,box-shadow .35s}
.imp-step.active{opacity:1}
.imp-step.active::before{background:var(--cyan);box-shadow:0 0 0 6px rgba(56,189,248,.18)}
.imp-step .n{font-family:var(--font-display);font-size:14px;font-weight:600;color:var(--cyan-deep);letter-spacing:.12em;margin-bottom:12px;display:block}
.imp-step h3{font-size:26px;color:var(--ink);margin-bottom:12px}
.imp-step p{color:var(--slate);font-size:16.5px;max-width:42ch}
.imp-step .tag{display:inline-block;margin-top:14px;font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan-deep);background:var(--mist);padding:6px 12px;border-radius:100px}

/* CAND E POTRIVIT */
.fit{background:var(--mist);border-radius:36px;margin:0 20px}
.fit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.fit-card{background:var(--white);border-radius:20px;padding:30px 28px;border:1px solid var(--mist-2)}
.fit-ico{width:52px;height:52px;border-radius:14px;background:var(--mist);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.fit-ico svg{width:26px;height:26px;color:var(--cyan-deep)}
.fit-card h3{font-size:19px;margin-bottom:8px}
.fit-card p{color:var(--slate);font-size:15px}

/* PRETURI */
.price-table{background:var(--white);border:1px solid var(--mist-2);border-radius:22px;overflow:hidden}
.price-row{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 26px;border-bottom:1px solid var(--mist-2)}
.price-row:last-child{border-bottom:none}
.price-row .svc{color:var(--ink);font-weight:500}
.price-row .val{font-family:var(--font-display);font-weight:600;color:var(--cyan-deep);white-space:nowrap}
.price-note{color:var(--slate);font-size:14px;margin-top:18px}
.price-note a{color:var(--cyan-deep);text-decoration:underline}

/* FAQ */
.faq{max-width:760px;margin:0 auto}
.faq details{border-bottom:1px solid var(--mist-2)}
.faq summary{list-style:none;cursor:pointer;padding:22px 0;font-size:18px;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:26px;color:var(--cyan-deep);font-weight:400;transition:transform .3s;flex-shrink:0}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{color:var(--slate);padding:0 0 22px;font-size:15.5px;max-width:64ch}

/* CTA BAND */
.band{background:var(--ink);color:var(--white);border-radius:36px;margin:0 20px;position:relative;overflow:hidden;text-align:center}
.band::after{content:"";position:absolute;bottom:-40%;right:-10%;width:50%;height:140%;background:radial-gradient(circle,rgba(56,189,248,.22),transparent 60%)}
.band .wrap{position:relative;z-index:1;max-width:720px}
.band h2{font-size:clamp(1.9rem,3.4vw,2.6rem);color:var(--white);margin:14px 0 14px}
.band p{color:rgba(255,255,255,.72);margin-bottom:28px}
.band .btn{background:var(--cyan);color:var(--ink)}
.band .eyebrow{color:var(--cyan)}

/* FOOTER */
footer{padding:60px 0 34px;border-top:1px solid var(--mist-2)}
.foot-grid{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.foot-logo{height:46px;width:auto}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{color:var(--slate);font-size:15px;transition:color .2s}
.foot-links a:hover{color:var(--ink)}
.foot-copy{text-align:center;color:var(--slate);font-size:13px;margin-top:36px;padding-top:24px;border-top:1px solid var(--mist-2)}

/* buton plutitor pe mobil */
.float-cta{position:fixed;right:16px;bottom:16px;z-index:90;display:none;align-items:center;gap:9px;padding:14px 20px;border-radius:100px;background:var(--ink);color:var(--white);font-weight:700;font-size:15px;box-shadow:0 14px 36px -12px rgba(11,36,52,.6);transform:translateY(130%);opacity:0;transition:transform .4s cubic-bezier(.2,.9,.3,1.2),opacity .3s}
.float-cta svg{width:18px;height:18px}
body.show-fcta:not(.menu-open) .float-cta{transform:none;opacity:1}

@media(max-width:900px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  section{padding:70px 0}
  .s-hero{padding:calc(var(--nav-h) + 30px) 0 50px}
  .imp-grid{grid-template-columns:1fr;gap:26px}
  .imp-visual{display:contents}
  .imp-sticky{top:calc(var(--nav-h) + 8px);z-index:3}
  .imp-frame{max-width:300px}
  .imp-steps{padding-bottom:30vh}
  .imp-step{min-height:52vh;padding-left:22px}
  .imp-step h3{font-size:22px}
  .fit-grid{grid-template-columns:1fr}
  .fit,.band{margin:0 12px}
  .float-cta{display:inline-flex}
}
@media(max-width:560px){
  .wrap{padding:0 20px}
  .imp-frame{max-width:250px}
  .imp-step{min-height:46vh}
  .price-row{flex-direction:column;align-items:flex-start;gap:2px}
}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important}
  html{scroll-behavior:auto}
}