/* DentalImplant-Guide – large, readable, bright */
:root{
  --ink:#16243a; --ink-2:#3d4d63; --muted:#5b6b80;
  --bg:#ffffff; --bg-soft:#f3f8fb; --bg-tint:#e7f4f6;
  --brand:#0a7c8c; --brand-dark:#075f6b; --brand-light:#d5eff2;
  --accent:#f28c28; --accent-dark:#c96d12;
  --line:#d9e3ea; --ok:#1f8a4c; --warn:#b3261e;
  --radius:14px; --shadow:0 4px 18px rgba(22,36,58,.08);
  --max:1180px; --fs:19px;
}
*{box-sizing:border-box}
html{font-size:var(--fs);-webkit-text-size-adjust:100%}
html.big{--fs:22px}
body{margin:0;font-family:"Atkinson Hyperlegible","Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
img,svg{max-width:100%}
a{color:var(--brand-dark);text-underline-offset:3px}
a:hover{color:var(--accent-dark)}
h1,h2,h3{line-height:1.25;color:var(--ink)}
h1{font-size:2.1rem;margin:.2em 0 .4em}
h2{font-size:1.5rem;margin:1.6em 0 .5em}
h3{font-size:1.2rem;margin:1.2em 0 .4em}
p,li{max-width:72ch}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:99}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* top bar */
.topbar{background:var(--brand-dark);color:#e6f6f8;font-size:.8rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:10px;padding-top:6px;padding-bottom:6px;flex-wrap:wrap}
.topbar a{color:#fff}
.textsize{background:none;border:1px solid #9fd6dd;color:#fff;border-radius:8px;padding:3px 10px;font-size:.8rem;cursor:pointer}

/* header */
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
header.site .wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:1.15rem;white-space:nowrap}
.logo small{display:block;font-weight:500;font-size:.7rem;color:var(--muted)}
.logo svg{flex:none}
nav.main{margin-left:auto}
nav.main>ul{list-style:none;display:flex;gap:4px;margin:0;padding:0}
nav.main>ul>li{position:relative}
nav.main>ul>li>a,nav.main>ul>li>button{display:block;padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--ink);font-weight:700;font-size:.92rem;background:none;border:0;cursor:pointer;font-family:inherit;white-space:nowrap}
nav.main>ul>li>a:hover,nav.main>ul>li>button:hover,nav.main li.open>button{background:var(--bg-tint);color:var(--brand-dark)}
nav.main button::after{content:" ▾";font-size:.75em}
.mega{display:none;position:absolute;right:0;top:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 40px rgba(22,36,58,.16);padding:22px;width:min(760px,92vw);z-index:60}
nav.main li.open .mega{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:6px 22px}
.mega .intro{grid-column:1/-1;color:var(--muted);font-size:.85rem;margin:0 0 6px}
.mega a{display:block;padding:8px 10px;border-radius:10px;text-decoration:none;color:var(--ink)}
.mega a strong{display:block;font-size:.95rem}
.mega a span{display:block;font-size:.78rem;color:var(--muted);line-height:1.4}
.mega a:hover{background:var(--bg-soft)}
.mega h4{margin:6px 10px 2px;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
.hsearch{display:flex}
.hsearch input{width:170px;padding:9px 12px;border:1px solid var(--line);border-radius:10px 0 0 10px;font-size:.85rem;font-family:inherit}
.hsearch button{border:0;background:var(--brand);color:#fff;padding:0 12px;border-radius:0 10px 10px 0;cursor:pointer}
.burger{display:none;margin-left:auto;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:10px 14px;font-size:1rem;font-weight:700;cursor:pointer;font-family:inherit}

@media (max-width:1060px){
  .hsearch{display:none}
  .burger{display:block}
  nav.main{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);max-height:80vh;overflow:auto}
  nav.main.show{display:block}
  nav.main>ul{flex-direction:column;padding:10px 16px}
  .mega{position:static;box-shadow:none;border:0;width:auto;padding:4px 0 10px 10px}
  nav.main li.open .mega{display:block}
}

/* buttons */
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:800;padding:14px 24px;border-radius:12px;border:0;font-size:1rem;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--accent-dark);color:#fff}
.btn.alt{background:#fff;color:var(--brand-dark);border:2px solid var(--brand)}
.btn.alt:hover{background:var(--bg-tint);color:var(--brand-dark)}
.btn.sm{padding:8px 14px;font-size:.85rem}

/* hero */
.hero{background:linear-gradient(135deg,#e3f5f7 0%,#f7fbfd 55%,#fff3e6 100%);padding:56px 0 64px}
.hero .wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
.hero h1{font-size:2.6rem}
.hero p.lead{font-size:1.2rem;color:var(--ink-2)}
.hero form{display:flex;margin:22px 0 14px;max-width:560px;box-shadow:var(--shadow);border-radius:14px}
.hero form input{flex:1;padding:16px 18px;border:2px solid var(--brand);border-right:0;border-radius:14px 0 0 14px;font-size:1rem;font-family:inherit;min-width:0}
.hero form button{background:var(--brand);color:#fff;border:0;padding:0 22px;border-radius:0 14px 14px 0;font-weight:800;font-size:1rem;cursor:pointer;font-family:inherit}
.hero .quick{display:flex;flex-wrap:wrap;gap:8px}
.hero .quick a{background:#fff;border:1px solid var(--line);border-radius:30px;padding:6px 14px;font-size:.85rem;text-decoration:none}
.hero-art{background:#fff;border-radius:24px;box-shadow:var(--shadow);padding:20px}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero h1{font-size:2rem}.hero-art{display:none}}

/* sections & cards */
section.block{padding:56px 0}
section.soft{background:var(--bg-soft)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap;margin-bottom:18px}
.section-head h2{margin:0}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.grid.g2{grid-template-columns:repeat(auto-fill,minmax(340px,1fr))}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-decoration:none;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.03);transition:transform .15s,box-shadow .15s}
a.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);color:var(--ink)}
.card h3{margin:.3em 0 .3em;font-size:1.12rem}
.card p{margin:0;color:var(--ink-2);font-size:.92rem}
.card .ico{width:52px;height:52px;border-radius:14px;background:var(--brand-light);display:flex;align-items:center;justify-content:center;font-size:1.6rem}
.card .more{display:inline-block;margin-top:10px;font-weight:700;color:var(--brand-dark);font-size:.9rem}
.tool-card{background:linear-gradient(160deg,#fff,#eef8fa)}
.tag{display:inline-block;font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:20px;background:var(--bg-tint);color:var(--brand-dark);margin:2px 4px 2px 0}
.tag.Premium{background:#fdecd9;color:#9a4e05}.tag.Mid-range{background:#e3effd;color:#1d4f91}.tag.Value{background:#e2f5e8;color:#1c6b3a}

/* page layout */
.crumbs{font-size:.82rem;color:var(--muted);padding:16px 0 0}
.crumbs a{color:var(--muted)}
.page-head{background:var(--bg-soft);border-bottom:1px solid var(--line);padding:10px 0 30px}
.page-head p.lead{font-size:1.15rem;color:var(--ink-2);margin:0}
.content{padding:30px 0 60px}
.two{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px}
@media (max-width:900px){.two{grid-template-columns:1fr}}
aside .box{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:18px}
aside .box h3{margin-top:0}
aside ul{padding-left:18px;margin:0}
.callout{background:var(--bg-tint);border-left:5px solid var(--brand);border-radius:10px;padding:16px 20px;margin:20px 0}
.callout.warn{background:#fdecea;border-color:var(--warn)}
.callout.orange{background:#fff4e8;border-color:var(--accent)}
ol.steps{padding-left:1.4em}
ol.steps li{margin-bottom:10px}
ol.steps h3{margin-bottom:.2em}
ul.check{list-style:none;padding:0}
ul.check li{padding-left:34px;position:relative;margin-bottom:10px}
ul.check li::before{content:"✓";position:absolute;left:0;top:0;background:var(--ok);color:#fff;border-radius:50%;width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:.8rem}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin:18px 0}
.facts div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px}
.facts b{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.facts span{font-size:1.1rem;font-weight:700}

/* tables */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);margin:16px 0}
table{border-collapse:collapse;width:100%;font-size:.92rem;background:#fff}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--bg-soft);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-2)}
tr:last-child td{border-bottom:0}
table.spec th{width:38%;text-transform:none;letter-spacing:0;font-size:.9rem}
table.pc td{width:50%}
td.diff{background:#fff7ec}
.unknown{color:var(--muted);font-style:italic}

/* filters/tools */
.filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin:10px 0 18px}
.filters label{font-size:.8rem;font-weight:700;color:var(--ink-2);display:block}
select,input[type=text],input[type=search],input[type=number],input[type=email],textarea{width:100%;padding:11px 12px;border:1px solid #b9c7d3;border-radius:10px;font-size:.95rem;font-family:inherit;background:#fff;color:var(--ink)}
.count{color:var(--muted);font-size:.9rem;margin:6px 0}
.tool{background:#fff;border:2px solid var(--brand-light);border-radius:18px;padding:24px;box-shadow:var(--shadow);margin:20px 0}
.result-big{font-size:2rem;font-weight:800;color:var(--brand-dark)}
.hidden{display:none!important}
.search-results a{display:block;padding:14px 0;border-bottom:1px solid var(--line);text-decoration:none}
.search-results a strong{font-size:1.05rem}
.search-results a span{display:block;color:var(--ink-2);font-size:.9rem}
.pill-row{display:flex;flex-wrap:wrap;gap:8px}
.pill-row a{border:1px solid var(--line);border-radius:30px;padding:6px 14px;text-decoration:none;font-size:.9rem;background:#fff}
.faq details{border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px;background:#fff}
.faq summary{font-weight:700;cursor:pointer;font-size:1.02rem}
.faq details[open] summary{color:var(--brand-dark)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;text-align:center}
.stats div{background:#fff;border-radius:var(--radius);padding:20px;border:1px solid var(--line)}
.stats b{display:block;font-size:2rem;color:var(--brand-dark)}
.cta{background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff;border-radius:22px;padding:36px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.cta h2{color:#fff;margin:0 0 6px}.cta p{margin:0;color:#dff4f6}

/* footer */
footer.site{background:#10263a;color:#c9d6e2;padding:50px 0 24px;font-size:.88rem}
footer.site a{color:#e9f3fa;text-decoration:none}
footer.site a:hover{text-decoration:underline}
footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:26px}
footer h4{color:#fff;margin:0 0 10px;font-size:.95rem}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin:6px 0}
footer .legal{border-top:1px solid #2a4258;margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.8rem}
@media print{header.site,footer.site,.topbar,aside{display:none}}