/* ============================================================
   Dentalinden — Tasarım Sistemi
   Tasarım dili: yumuşak, profesyonel, sağlık/dental odaklı
   ============================================================ */

@font-face{
  font-family:'Euclid Circular A';
  src:url('fonts/EuclidCircularA-Regular.woff2') format('woff2');
  font-weight:400;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:'Euclid Circular A';
  src:url('fonts/EuclidCircularA-Semibold.woff2') format('woff2');
  font-weight:600;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:'Euclid Circular A';
  src:url('fonts/EuclidCircularA-Semibold.woff2') format('woff2');
  font-weight:700;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:'Euclid Circular A';
  src:url('fonts/EuclidCircularA-Semibold.woff2') format('woff2');
  font-weight:800;
  font-style:normal;
  font-display:swap;
}

:root{
  /* renkler */
  --ink:#10252c;
  --ink-2:#36535b;
  --muted:#71878d;
  --line:#e4edee;
  --line-2:#eef4f4;
  --bg:#f6f9f9;
  --surface:#ffffff;
  --teal:#13a4b8;
  --teal-dark:#0c7e8e;
  --teal-soft:#e3f6f8;
  --mint:#34d3b8;
  --amber:#f0a830;
  --rose:#ef6f72;
  --navy:#0d2a33;

  /* tipografi */
  --display:'Euclid Circular A',Arial,sans-serif;
  --body:'Euclid Circular A',Arial,sans-serif;

  /* yapı */
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow-sm:0 1px 2px rgba(14,42,51,.04),0 4px 12px rgba(14,42,51,.035);
  --shadow:0 8px 26px rgba(14,42,51,.07);
  --shadow-lg:0 20px 52px rgba(14,42,51,.1);
  --maxw:1180px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:88px;}
body{
  font-family:var(--body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  min-height:100vh;
}
html *{letter-spacing:0!important;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,select,textarea{font-family:inherit;font-size:1rem;}
h1,h2,h3,h4{font-family:var(--display);font-weight:600;line-height:1.16;color:var(--ink);}
:focus-visible{outline:3px solid rgba(19,164,184,.32);outline-offset:3px;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section{padding:84px 0;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:var(--body);font-weight:600;font-size:.95rem;
  padding:.78rem 1.4rem;border-radius:12px;transition:.22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 8px 18px rgba(19,164,184,.2);}
.btn-primary:hover{background:var(--teal-dark);transform:translateY(-1px);box-shadow:0 10px 22px rgba(19,164,184,.24);}
.btn-ghost{background:var(--surface);color:var(--ink);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);}
.btn-dark{background:var(--navy);color:#fff;}
.btn-dark:hover{background:#13414e;}
.btn-block{width:100%;}
.btn-lg{padding:1rem 1.8rem;font-size:1.02rem;}

/* ---------- pills / badges ---------- */
.pill{
  display:inline-flex;align-items:center;gap:.45rem;
  font-size:.78rem;font-weight:600;letter-spacing:.02em;
  padding:.42rem .85rem;border-radius:100px;
  background:var(--teal-soft);color:var(--teal-dark);
}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);}
.tag{font-size:.74rem;font-weight:600;padding:.28rem .6rem;border-radius:8px;background:var(--line-2);color:var(--ink-2);}
.tag.teal{background:var(--teal-soft);color:var(--teal-dark);}
.tag.amber{background:#fdf1da;color:#b9791a;}
.tag.green{background:#dcf6ee;color:#0f8a6b;}
.tag.rose{background:#fde7e8;color:#c84d50;}

/* ---------- HEADER ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:2rem;height:72px;}
.logo{display:flex;align-items:center;gap:.6rem;font-family:var(--display);font-weight:700;font-size:1.22rem;color:var(--ink);}
.logo-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--mint),var(--teal));
  box-shadow:0 6px 16px rgba(19,164,184,.32);
}
.logo-mark svg{width:20px;height:20px;}
.logo b{color:var(--teal);font-weight:700;}
.nav-links{display:flex;gap:.3rem;margin-left:.5rem;}
.nav-links a{
  padding:.55rem .85rem;border-radius:10px;font-weight:500;font-size:.95rem;color:var(--ink-2);transition:.18s;
}
.nav-links a:hover{background:var(--line-2);color:var(--ink);}
.nav-links a.active{color:var(--teal-dark);background:var(--teal-soft);font-weight:600;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:.7rem;}
.icon-btn{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;color:var(--ink-2);position:relative;transition:.18s;}
.icon-btn:hover{background:var(--line-2);color:var(--ink);}
.icon-btn .badge{position:absolute;top:7px;right:8px;width:8px;height:8px;border-radius:50%;background:var(--rose);border:2px solid #fff;}
.nav-toggle{display:none;}

/* ---------- mobile app nav ---------- */
.mobile-bottom-nav{
  position:fixed;left:0;right:0;bottom:0;z-index:80;display:none;
  padding:8px 10px calc(8px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.94);backdrop-filter:blur(18px);
  border-top:1px solid var(--line);box-shadow:0 -10px 28px rgba(14,42,51,.08);
}
.mobile-bottom-nav a{
  flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  min-height:54px;border-radius:14px;color:var(--muted);font-size:.68rem;font-weight:700;
}
.mobile-bottom-nav svg{width:21px;height:21px;stroke-width:1.9;}
.mobile-bottom-nav a.active{background:var(--teal-soft);color:var(--teal-dark);}
.mobile-bottom-nav a:active{transform:scale(.98);}

/* ---------- FOOTER ---------- */
.footer{background:var(--navy);color:#cfe3e6;padding:64px 0 28px;}
.footer a{color:#9fc2c8;transition:.18s;}
.footer a:hover{color:#fff;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer .logo{color:#fff;margin-bottom:1rem;}
.footer-about{font-size:.92rem;color:#9fc2c8;max-width:300px;}
.footer h5{font-family:var(--display);color:#fff;font-size:.95rem;margin-bottom:1rem;font-weight:600;}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:.6rem;font-size:.92rem;}
.footer-bottom{margin-top:44px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;font-size:.85rem;color:#7fa3a9;}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);}

/* ---------- utility ---------- */
.eyebrow{font-family:var(--body);font-weight:700;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);}
.muted{color:var(--muted);}
.center{text-align:center;}

@media(max-width:920px){
  .nav-links{display:none;}
  .nav-toggle{display:grid;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:60px 0;}
}
@media(max-width:720px){
  body{padding-bottom:calc(78px + env(safe-area-inset-bottom));}
  .mobile-bottom-nav{display:flex;}
}
@media(max-width:560px){
  .wrap{padding:0 18px;}
  .nav-inner{height:64px;gap:.8rem;}
  .logo{font-size:1.05rem;}
  .logo-mark{width:34px;height:34px;border-radius:10px;}
  .nav-right{gap:.4rem;}
  .nav-right .icon-btn,.nav-right .btn-ghost{display:none;}
  .nav-right .btn-primary{padding:.68rem .9rem;font-size:.86rem;border-radius:11px;}
  .btn-lg{width:100%;padding:.95rem 1.2rem;}
  .footer-grid{grid-template-columns:1fr;}
}