/* =========================================================
   TÜGET Dergi — site stili
   ========================================================= */
:root{
  --navy:#0F4C75; --dark:#081826; --dark2:#0B2233; --teal:#2BB3AD; --teal-d:#127A75;
  --ink:#1B2A38; --body:#41525F; --muted:#7B8B99; --line:#E2E9EF; --soft:#F5F8FA; --white:#fff;
  --wrap:1180px; --r:12px;
  --shadow:0 10px 30px rgba(8,24,38,.08);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);
  font:16px/1.65 "Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4,h5{margin:0;line-height:1.25;color:var(--ink);font-weight:700}
p{margin:0 0 1rem}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.wrap.narrow{max-width:840px}
.center{text-align:center}
.skip{position:absolute;left:-9999px;top:0;background:var(--teal);color:#04222b;padding:10px 16px;z-index:99}
.skip:focus{left:8px;top:8px}

/* ---------- butonlar ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;border-radius:10px;font-size:14.5px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:.15s ease;text-decoration:none;white-space:nowrap}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-acc{background:var(--teal);color:#04222b}
.btn-acc:hover{background:#25a09b}
.btn-pri{background:var(--navy);color:#fff}
.btn-gh{background:transparent;color:#C6D6E3;border-color:#23415a}
.btn-gh:hover{background:rgba(255,255,255,.06)}
.sec .btn-gh,.form .btn-gh,.box .btn-gh,.issue .btn-gh{color:var(--navy);border-color:#B9CEDD;background:#fff}
.sec .btn-gh:hover{background:var(--soft)}

/* ---------- üst menü ---------- */
.nav{background:var(--dark);color:#fff;position:sticky;top:0;z-index:50}
.nav-in{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:18px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{width:40px;height:40px;border-radius:10px;background:var(--teal);color:#04202b;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;flex:0 0 40px}
.brand-txt b{display:block;font-size:15.5px;line-height:1.2}
.brand-txt small{display:block;font-size:11px;color:#7E9AB0;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:20px;font-size:13.5px}
.nav-links a{color:#C6D6E3;text-decoration:none}
.nav-links a:hover,.nav-links a.on{color:#fff}
.nav-links a.cta{background:var(--teal);color:#04222b;font-weight:700;padding:9px 16px;border-radius:9px}
.navtoggle,.navbtn{display:none}

/* ---------- kırıntı ---------- */
.crumbs{background:var(--soft);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.crumbs .wrap{display:flex;gap:8px;align-items:center;padding-top:11px;padding-bottom:11px}
.crumbs b{color:var(--ink);font-weight:600}

/* ---------- hero ---------- */
.hero{background:var(--dark);color:#fff;padding:56px 0 52px}
.hero-in{display:flex;gap:52px;align-items:center}
.hero-txt{flex:1;min-width:0}
.kick{font-size:11.5px;letter-spacing:.14em;color:var(--teal);font-weight:700}
.hero h1{font-size:clamp(28px,4vw,42px);line-height:1.18;margin:14px 0 12px;color:#fff}
.hero .lead{font-size:15.5px;color:#9FBBD0;line-height:1.7;max-width:640px}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.badges{list-style:none;display:flex;flex-wrap:wrap;gap:9px;margin:24px 0 0;padding:0}
.badges li{border:1px solid #23415a;border-radius:20px;padding:6px 14px;font-size:12px;color:#9FBBD0}
.badges li b{color:#fff;font-weight:600}
.hero-cover{width:300px;flex:0 0 300px}
.hero-cover img{border-radius:14px;box-shadow:0 22px 55px rgba(0,0,0,.45)}
.cover-ph{height:400px;border-radius:14px;padding:26px 24px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(160deg,#14618f 0%,#0F4C75 55%,#0a2f47 100%);
  box-shadow:0 22px 55px rgba(0,0,0,.45);display:flex;flex-direction:column;justify-content:space-between}
.cover-ph::after{content:"";position:absolute;right:-70px;bottom:-70px;width:240px;height:240px;
  border-radius:50%;background:rgba(43,179,173,.28)}
.cover-ph .cv-top{font-size:11px;letter-spacing:.08em;color:#B7D3E6;position:relative;z-index:2}
.cover-ph .cv-mid{font-size:24px;font-weight:700;line-height:1.25;position:relative;z-index:2;margin-top:auto}
.cover-ph .cv-bot{font-size:11.5px;color:#B7D3E6;border-top:1px solid rgba(255,255,255,.25);
  padding-top:12px;position:relative;z-index:2}
.cover-ph.small{height:180px;justify-content:center;text-align:center;font-size:14px}

/* ---------- bölümler ---------- */
.sec{padding:46px 0}
.sec.alt{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{font-size:11px;letter-spacing:.14em;color:var(--teal-d);font-weight:700;text-transform:uppercase}
.eyebrow.light{color:var(--teal)}
.sec h2{font-size:clamp(20px,2.6vw,25px);margin:8px 0 8px}
.lead2{font-size:14.5px;color:var(--muted);max-width:820px;margin-bottom:4px}
.h-sm{font-size:18px;margin:28px 0 10px}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}
.page-title{font-size:clamp(24px,3.4vw,34px);margin-bottom:8px}
.page-sub{color:var(--muted);font-size:15px;margin-bottom:20px}
.page-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.page-cta.center{justify-content:center}

.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 20px}
.card .no{font-size:11.5px;font-weight:700;color:var(--teal)}
.card h4{font-size:15px;margin:7px 0 6px}
.card p{font-size:13px;color:var(--body);line-height:1.55;margin:0}

.topics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
.topics.wide{grid-template-columns:repeat(3,1fr)}
.topic{display:block;border:1px solid var(--line);border-radius:var(--r);padding:15px 17px;background:#fff;
  text-decoration:none;transition:.15s ease}
.topic:hover{border-color:var(--teal);box-shadow:var(--shadow);text-decoration:none;transform:translateY(-2px)}
.topic b{display:block;font-size:14.5px;color:var(--ink)}
.topic span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.topic em{display:block;font-style:normal;font-size:12.5px;color:var(--body);margin-top:8px;line-height:1.5}

/* ---------- içindekiler ---------- */
.toc{list-style:none;padding:0;margin:14px 0 0}
.toc li{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid #EDF1F5;align-items:flex-start}
.toc li:last-child{border-bottom:0}
.toc-no{width:34px;height:34px;flex:0 0 34px;border-radius:9px;background:#E4EFF7;color:var(--navy);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.toc-bd{flex:1;min-width:0}
.toc-kind{font-size:10.5px;font-weight:700;color:var(--teal-d);letter-spacing:.05em;text-transform:uppercase}
.toc-bd h3{font-size:15.5px;margin:4px 0;line-height:1.35}
.toc-au{font-size:12.5px;color:var(--muted)}
.toc-doi{font-size:11.5px;color:#93A3B1;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;margin-top:5px}
.toc-lk{margin-top:8px;font-size:12px}
.toc-pp{font-size:12px;color:var(--muted);white-space:nowrap}

/* ---------- okuyucu ---------- */
.reader-sec{background:var(--dark2);color:#fff;padding:34px 0 40px}
.reader-head{margin-bottom:18px}
.reader-head h2{color:#fff;font-size:20px}
.reader-tools{display:flex;gap:10px;flex-wrap:wrap}
.reader{display:flex;align-items:center;gap:14px}
.rd-stage{flex:1;background:#071A28;border-radius:14px;padding:20px;min-height:420px;
  display:flex;align-items:center;justify-content:center;position:relative;overflow:auto}
.rd-book{display:flex;box-shadow:0 24px 60px rgba(0,0,0,.5);transition:transform .18s ease;transform-origin:center}
.rd-page{background:#fff;line-height:0}
.rd-page canvas{display:block;max-width:100%;height:auto}
.rd-left{border-right:1px solid #E7EDF2}
.rd-page.flip{animation:flip .35s ease}
@keyframes flip{from{opacity:.25;transform:rotateY(-12deg)}to{opacity:1;transform:none}}
.rd-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:#7E9AB0;font-size:14px;background:#071A28;border-radius:14px}
.rd-loading.hide{display:none}
.rd-arrow{width:46px;height:46px;flex:0 0 46px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.08);color:#C6D6E3;font-size:22px;line-height:1;transition:.15s}
.rd-arrow:hover{background:rgba(255,255,255,.16);color:#fff}
.rd-arrow:disabled{opacity:.3;cursor:default}
.rd-thumbs{display:flex;gap:8px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.rd-thumbs button{width:44px;height:58px;border:0;padding:0;border-radius:4px;background:#fff;opacity:.4;
  cursor:pointer;overflow:hidden}
.rd-thumbs button.on{opacity:1;outline:2px solid var(--teal)}
.rd-thumbs canvas{width:100%;height:100%;object-fit:cover}
.rd-bar{display:flex;align-items:center;gap:18px;margin-top:16px;color:#9FBBD0;font-size:12.5px;flex-wrap:wrap}
.rd-count b{color:#fff}
.rd-zoom{display:flex;align-items:center;gap:9px}
.rd-zoom button{border:1px solid #23415a;background:transparent;color:#C6D6E3;border-radius:7px;
  padding:4px 11px;cursor:pointer;font-size:14px}
.rd-note{flex:1;min-width:220px;text-align:right}
.reader:fullscreen,.rd-stage:fullscreen{background:#071A28;padding:20px}

/* ---------- çağrı şeridi ---------- */
.strip{background:var(--navy);color:#fff;padding:40px 0}
.strip-in{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.strip h2{color:#fff;margin:8px 0}
.strip p{color:#C6D6E3;font-size:14.5px;margin:0;max-width:720px}
.strip-btns{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- içerik / form ---------- */
.two-col{display:flex;gap:34px;align-items:flex-start}
.col-main{flex:1;min-width:0}
.col-side{width:320px;flex:0 0 320px}
.prose{font-size:15.5px;color:var(--body)}
.prose h3{font-size:18px;margin:26px 0 10px;color:var(--ink)}
.prose ul,.prose ol{padding-left:20px;margin:0 0 16px}
.prose li{margin-bottom:7px}
.prose a{text-decoration:underline}
.box{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;margin-bottom:16px}
.box h4{font-size:14.5px;margin-bottom:10px}
.box p{font-size:13.5px;color:var(--body)}
.box dl{margin:0;font-size:13.5px}
.box dt{color:var(--muted);font-size:12px;margin-top:10px}
.box dt:first-child{margin-top:0}
.box dd{margin:2px 0 0;color:var(--ink)}
.steps{list-style:none;counter-reset:s;padding:0;margin:0;font-size:13.5px}
.steps li{counter-increment:s;padding:8px 0 8px 32px;position:relative;border-bottom:1px solid #F1F5F8}
.steps li:last-child{border-bottom:0}
.steps li::before{content:counter(s);position:absolute;left:0;top:9px;width:22px;height:22px;border-radius:50%;
  background:#E4EFF7;color:var(--navy);font-size:11.5px;font-weight:700;display:flex;align-items:center;justify-content:center}
.steps b{display:block}
.steps span{color:var(--muted);font-size:12.5px}

.form{margin-top:22px;max-width:720px}
.f2{display:flex;gap:16px}
.f2>*{flex:1;min-width:0}
.fg{margin-bottom:16px}
.fg label{display:block;font-size:12.5px;font-weight:600;color:#4A5C6B;margin-bottom:6px}
.fg input,.fg select,.fg textarea{width:100%;border:1px solid #D7E0E8;border-radius:9px;padding:11px 13px;
  font:inherit;font-size:14.5px;color:var(--ink);background:#fff}
.fg input:focus,.fg select:focus,.fg textarea:focus{outline:2px solid rgba(43,179,173,.35);border-color:var(--teal)}
.fg textarea{resize:vertical}
.err{display:block;color:#B23A2B;font-size:12.5px;margin-top:5px}
.chk{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--body);margin-bottom:12px}
.chk input{margin-top:3px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.note{border:1px solid var(--line);background:var(--soft);border-radius:10px;padding:14px 16px;
  font-size:14px;color:var(--body);margin:18px 0}
.note.ok{background:#F2FAF9;border-color:#B9E4E1;color:#0d5f5b}
.note.warn{background:#FFF8EC;border-color:#F3E1BE;color:#8A6210}

.issues{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
.issue{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff}
.issue-bd{padding:14px 16px}
.issue-bd b{display:block;font-size:15px}
.issue-bd span{display:block;font-size:12.5px;color:var(--muted);margin:4px 0 12px}

/* ---------- alt bilgi ---------- */
.foot{background:var(--dark);color:#7E9AB0;padding:40px 0 0;font-size:13.5px;margin-top:0}
.foot-in{display:flex;gap:40px;flex-wrap:wrap;padding-bottom:28px}
.foot-col{flex:1;min-width:220px}
.foot-col h5{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#5E7B92;margin-bottom:12px}
.foot-col a{display:block;color:#C6D6E3;margin-bottom:8px;text-decoration:none;font-size:13.5px}
.foot-col a:hover{color:#fff}
.foot-col p{margin:0 0 8px}
.foot-col .muted{color:#5E7B92;display:block;font-size:12.5px}
.foot-brand{margin-bottom:14px}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid #16324a;padding-top:18px;padding-bottom:22px;font-size:12px;color:#5E7B92}

/* ---------- duyarlı ---------- */
@media (max-width:1024px){
  .cards4{grid-template-columns:repeat(2,1fr)}
  .topics,.topics.wide{grid-template-columns:repeat(2,1fr)}
  .issues{grid-template-columns:repeat(2,1fr)}
  .hero-in{gap:32px}
  .hero-cover{width:240px;flex:0 0 240px}
}
@media (max-width:860px){
  .navbtn{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:9px;
    border:1px solid #23415a;color:#C6D6E3;font-size:22px;cursor:pointer}
  .nav-links{display:none;position:absolute;left:0;right:0;top:72px;background:var(--dark2);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 22px 18px;border-bottom:1px solid #16324a}
  .nav-links a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06)}
  .nav-links a.cta{margin-top:12px;text-align:center;border-bottom:0}
  .navtoggle:checked ~ .nav-links{display:flex}
  .nav-in{position:relative;flex-wrap:nowrap}
  .hero-in{flex-direction:column-reverse;align-items:flex-start}
  .hero-cover{width:200px;flex:0 0 200px}
  .two-col{flex-direction:column}
  .col-side{width:100%;flex:1 1 auto}
  .f2{flex-direction:column;gap:0}
  .reader{gap:6px}
  .rd-arrow{width:38px;height:38px;flex:0 0 38px}
  .rd-stage{padding:10px;min-height:320px}
  .rd-left{display:none}
  .rd-note{text-align:left}
}
@media (max-width:560px){
  .cards4,.topics,.topics.wide,.issues{grid-template-columns:1fr}
  .hero{padding:36px 0}
}
@media print{
  .nav,.foot,.strip,.reader-sec,.page-cta{display:none}
  body{color:#000}
}


/* kurum logosu */
.brand-logo{height:34px;width:auto;display:block;flex:0 0 auto;opacity:.95;
  border-left:1px solid rgba(255,255,255,.22);padding-left:16px;margin-left:4px}
@media (max-width:700px){.brand-logo{height:34px}.brand-txt small{display:none}}
.brand-acr{font-size:26px!important;letter-spacing:.5px;line-height:1.05;display:block}
.brand-txt small{max-width:420px;display:block;line-height:1.4}
.brand-own{opacity:.62;font-size:11px!important;margin-top:2px}
@media (max-width:1100px){.brand-own{display:none}.brand-txt small{max-width:300px}}
@media (max-width:820px){.brand-logo{display:none}}
.brand{gap:14px}
.board-cols{column-count:3;column-gap:28px}
.board-cols div{break-inside:avoid;padding:3px 0;font-size:14.5px}
.board-lead{font-size:16px;line-height:1.9}
@media (max-width:900px){.board-cols{column-count:2}}
@media (max-width:600px){.board-cols{column-count:1}}

.foot-brand .brand-acr{font-size:24px;letter-spacing:.5px;display:block;color:#fff}
.foot-brand small{display:block;font-size:12px;opacity:.7;margin-top:4px;line-height:1.5;max-width:320px}
.foot-logo{height:54px;width:auto;display:block;margin:18px 0 14px;opacity:.95}

/* kurullar */
.board-sec{margin-top:40px}
.board-sec h2{font-size:22px;margin-bottom:6px}
.board-sec h2 small{font-size:13px;color:#7B8B99;font-weight:400;margin-left:8px}
.board-lead-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin-top:16px}
.board-card{display:flex;gap:14px;align-items:flex-start;border:1px solid #E2E9EF;border-radius:12px;padding:14px 16px;background:#fff}
.board-card img{width:62px;height:62px;border-radius:50%;object-fit:cover;flex:0 0 auto}
.board-card b{display:block;font-size:15.5px}
.board-card span{display:block;font-size:13px;color:#7B8B99;margin-top:3px;line-height:1.45}
.board-card .orcid{display:inline-block;font-size:11.5px;color:#127A75;margin-top:6px}
.board-cols div small{color:#8FA0AD}
.member-head{display:flex;gap:28px;align-items:flex-start;flex-wrap:wrap}
.member-photo{width:160px;height:160px;border-radius:14px;object-fit:cover}
.member-links{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px}
.member-links a{font-size:13.5px}
@media (max-width:600px){.member-photo{width:110px;height:110px}}