/* ===========================================================
   Hüseyin Savcun SMMM Bürosu — stil
   Renk ve tipografi kimliği korunmuştur; kontrast ve
   erişilebilirlik değerleri WCAG AA'ya çekilmiştir.

   Yazı tipleri kendi sunucumuzda barındırılır (IBM Plex,
   SIL Open Font License 1.1). Google Fonts'a istek gitmez.
   =========================================================== */

@font-face{font-family:"IBM Plex Sans";src:url(/assets/fonts/IBMPlexSans-Regular.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(/assets/fonts/IBMPlexSans-Medium.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(/assets/fonts/IBMPlexSans-SemiBold.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Serif";src:url(/assets/fonts/IBMPlexSerif-Regular.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Serif";src:url(/assets/fonts/IBMPlexSerif-SemiBold.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(/assets/fonts/IBMPlexMono-Regular.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(/assets/fonts/IBMPlexMono-Medium.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}

:root{
  --ink:#13233A;
  --ink-2:#0B1725;
  --paper:#F4F5F2;
  --card:#FFFFFF;

  --brass:#9C7A34;        /* dekoratif / büyük punto */
  --brass-text:#7E6229;   /* küçük punto metin — 5.23:1 */
  --brass-2:#B8944A;      /* koyu zemin üzerinde */

  --slate:#46586B;        /* gövde metni — 6.69:1 */
  --muted:#5E6975;        /* ikincil metin — 5.11:1 */

  --line:#E3DDCF;
  --line-cool:#DDE1DE;
  --on-dark:#ECEFF1;
  --on-dark-muted:#A6B2BD;
  --line-dark:rgba(255,255,255,.12);

  --warn-bg:#FFF6E0;
  --warn-line:#C99A2E;
  --maxw:1160px;
  --pad:clamp(1.25rem,5vw,2.5rem);
  --sect:clamp(3.5rem,8vw,6rem);
  --hdr:74px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  font-family:"IBM Plex Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--paper);color:var(--slate);
  line-height:1.65;font-size:1.0625rem;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:"IBM Plex Serif",Georgia,serif;color:var(--ink);line-height:1.16;font-weight:600}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}

:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:2px}

.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.block{padding:var(--sect) 0}
.block.tint{background:#EFF0EC;border-top:1px solid var(--line-cool);border-bottom:1px solid var(--line-cool)}

.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--ink);color:#fff;padding:.7rem 1.1rem;font-size:.9rem}
.skip:focus{left:.5rem;top:.5rem}

.eyebrow{
  font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.74rem;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--brass-text);
  display:inline-flex;align-items:center;gap:.7rem;
}
.eyebrow::before{content:"";width:1.6rem;height:1px;background:currentColor;opacity:.75}
.on-dark .eyebrow,.hero-eyebrow{color:var(--brass-2)}

.sec-head{max-width:60ch;margin-bottom:2.6rem}
.sec-head h2{font-size:clamp(1.65rem,3.2vw,2.3rem);margin-top:1rem;letter-spacing:-.01em}
.sec-head p{margin-top:.9rem;color:var(--muted)}

/* ---------- butonlar ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:inherit;font-weight:500;font-size:.94rem;
  padding:.72rem 1.35rem;border:1px solid transparent;border-radius:2px;
  cursor:pointer;transition:background .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:0 8px 22px rgba(11,23,37,.18)}
.btn-brass{background:var(--brass);color:#fff}
.btn-brass:hover{background:#8a6b2d;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-1px)}
.on-dark .btn-ghost{color:#fff;border-color:rgba(255,255,255,.32)}
.on-dark .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.07)}
.btn .arw{transition:transform .2s}
.btn:hover .arw{transform:translateX(3px)}
@media (prefers-reduced-motion:reduce){.btn:hover{transform:none}}

.more{
  display:inline-flex;align-items:center;gap:.5rem;margin-top:1.6rem;
  font-weight:500;font-size:.94rem;color:var(--ink);
  border-bottom:1px solid var(--brass);padding-bottom:.15rem;
}
.more:hover{color:var(--brass-text)}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  border-bottom:1px solid transparent;
  transition:background .3s,border-color .3s,box-shadow .3s;
}
header.scrolled,header.open{
  background:rgba(244,245,242,.94);backdrop-filter:blur(12px);
  border-bottom-color:var(--line);box-shadow:0 1px 24px rgba(19,35,58,.06);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:var(--hdr)}
.brand{display:flex;align-items:center;gap:.7rem;flex-shrink:0}
.brand img{width:34px;height:30px;object-fit:contain}
.brand .mark-col{display:none}
header.scrolled .mark-rev,header.open .mark-rev{display:none}
header.scrolled .mark-col,header.open .mark-col{display:block}
.b-name{font-family:"IBM Plex Serif",serif;font-weight:600;font-size:1.1rem;color:#fff;display:block;line-height:1.2;transition:color .3s}
.b-sub{font-family:"IBM Plex Mono",monospace;font-size:.58rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.72);display:block;transition:color .3s}
header.scrolled .b-name,header.open .b-name{color:var(--ink)}
header.scrolled .b-sub,header.open .b-sub{color:var(--muted)}

.nav-links{display:flex;align-items:center;gap:1.7rem}
.nav-links a{position:relative;font-size:.92rem;font-weight:500;color:rgba(255,255,255,.85);padding:.35rem 0;transition:color .2s}
.nav-links a:hover{color:#fff}
.nav-links a[aria-current="page"]{color:#fff}
.nav-links a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--brass-2)}
header.scrolled .nav-links a,header.open .nav-links a{color:var(--slate)}
header.scrolled .nav-links a:hover,header.scrolled .nav-links a[aria-current="page"],
header.open .nav-links a:hover,header.open .nav-links a[aria-current="page"]{color:var(--ink)}
header.scrolled .nav-links a[aria-current="page"]::after,header.open .nav-links a[aria-current="page"]::after{background:var(--brass)}

.burger{display:none;background:none;border:0;padding:.5rem;cursor:pointer;color:#fff}
header.scrolled .burger,header.open .burger{color:var(--ink)}
.burger span{display:block;width:22px;height:2px;background:currentColor;margin:4px 0;transition:transform .25s,opacity .25s}
header.open .burger span:nth-child(1){transform:translateY(6px) rotate(45deg)}
header.open .burger span:nth-child(2){opacity:0}
header.open .burger span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

@media (max-width:860px){
  .burger{display:block}
  .nav-links{
    position:absolute;left:0;right:0;top:var(--hdr);
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--paper);border-bottom:1px solid var(--line);
    padding:.5rem var(--pad) 1.2rem;
    display:none;
  }
  header.open .nav-links{display:flex}
  .nav-links a{color:var(--slate);padding:.85rem 0;border-bottom:1px solid var(--line-cool);font-size:1rem}
  .nav-links a[aria-current="page"]::after{display:none}
  .nav-links a[aria-current="page"]{color:var(--ink);font-weight:600}
  .nav-links .btn{margin-top:1rem;justify-content:center}
}

/* ---------- koyu başlık blokları ---------- */
.on-dark{position:relative;background:var(--ink);color:var(--on-dark);overflow:hidden}
.on-dark::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(to bottom,transparent 0,transparent 31px,rgba(255,255,255,.045) 31px,rgba(255,255,255,.045) 32px);
  -webkit-mask-image:linear-gradient(to bottom,transparent,#000 35%,#000 82%,transparent);
  mask-image:linear-gradient(to bottom,transparent,#000 35%,#000 82%,transparent);
}
.on-dark::after{
  content:"";position:absolute;top:-22%;right:-8%;width:520px;height:520px;pointer-events:none;
  background:radial-gradient(circle,rgba(184,148,74,.16),transparent 68%);
}
.on-dark .wrap{position:relative;z-index:1}
.on-dark h1,.on-dark h2,.on-dark h3{color:#fff}

.hero{padding-top:calc(var(--hdr) + clamp(3.2rem,7vw,5.5rem));padding-bottom:clamp(3.2rem,7vw,5.5rem)}
.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.4rem);letter-spacing:-.015em;margin-top:1.3rem}
.hero h1 .accent{color:var(--brass-2);display:block;font-size:.56em;font-weight:500;letter-spacing:0;margin-top:.6rem;line-height:1.3}
.hero .lead{margin-top:1.5rem;max-width:56ch;font-size:clamp(1rem,1.8vw,1.15rem);color:var(--on-dark);opacity:.85}
.hero-cta{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.2rem}
.portrait{border:1px solid var(--line-dark);padding:.6rem;background:rgba(255,255,255,.04)}
.portrait img{transition:transform .4s}

.page-head{padding-top:calc(var(--hdr) + clamp(2.4rem,5vw,3.6rem));padding-bottom:clamp(2.4rem,5vw,3.6rem)}
.page-head h1{font-size:clamp(1.9rem,3.8vw,2.8rem);margin-top:1rem;letter-spacing:-.01em}
.page-head p{margin-top:1rem;max-width:58ch;color:var(--on-dark);opacity:.85}

/* ---------- MESLEKİ KÜNYE (imza öğesi) ---------- */
.kunye{background:var(--card);border:1px solid var(--line);border-top:3px solid var(--brass)}
.kunye-head{
  display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.6rem;
  padding:1.15rem clamp(1.1rem,3vw,1.9rem);border-bottom:1px solid var(--line);
}
.kunye-head h2{font-size:1.12rem}
.kunye-head .src{font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.kunye dl{display:grid;grid-template-columns:repeat(2,1fr);gap:0}
.kunye .row{
  display:flex;flex-direction:column;gap:.22rem;
  padding:.95rem clamp(1.1rem,3vw,1.9rem);
  border-bottom:1px solid var(--line-cool);border-right:1px solid var(--line-cool);
}
.kunye .row:nth-child(2n){border-right:0}
.kunye dt{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.kunye dd{font-size:.98rem;color:var(--ink);font-weight:500;line-height:1.45}
.kunye dd a{border-bottom:1px solid var(--line)}
.kunye dd a:hover{border-color:var(--brass)}
.kunye .wide{grid-column:1/-1;border-right:0}
.kunye .row:last-child,.kunye .row:nth-last-child(2):not(.wide){border-bottom:0}
@media (max-width:640px){
  .kunye dl{grid-template-columns:1fr}
  .kunye .row{border-right:0}
}

/* doldurulmayı bekleyen alan */
.tbd{
  background:var(--warn-bg);border:1px dashed #C99A2E;color:#6B4E10;
  font-family:"IBM Plex Mono",monospace;font-size:.78rem;
  padding:.1rem .45rem;display:inline-block;font-weight:500;letter-spacing:.02em;
}

/* ---------- kartlar / listeler ---------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.6rem,4vw,3rem)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.15rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.15rem}
@media (max-width:920px){.grid-2,.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:var(--card);border:1px solid var(--line);padding:1.5rem 1.4rem;transition:border-color .2s,transform .2s,box-shadow .2s}
.card:hover{border-color:var(--brass);transform:translateY(-2px);box-shadow:0 10px 30px rgba(19,35,58,.06)}
.card .ic{color:var(--brass-text);margin-bottom:.9rem}
.card h3{font-size:1.05rem;margin-bottom:.45rem}
.card p{font-size:.93rem;color:var(--muted);line-height:1.6}
@media (prefers-reduced-motion:reduce){.card:hover{transform:none}}

.svc-block{border-top:1px solid var(--line);padding-top:2rem;margin-top:2.8rem}
.svc-block:first-of-type{margin-top:0}
.svc-block > h2{font-size:1.35rem;margin-bottom:1.4rem;display:flex;align-items:baseline;gap:.8rem}
.svc-block > h2 .no{font-family:"IBM Plex Mono",monospace;font-size:.78rem;color:var(--brass-text);letter-spacing:.1em}
.svc-list{display:grid;grid-template-columns:repeat(2,1fr);gap:.1rem 2.5rem;list-style:none}
.svc-list li{padding:.62rem 0 .62rem 1.5rem;border-bottom:1px solid var(--line-cool);position:relative;font-size:.96rem}
.svc-list li::before{content:"";position:absolute;left:0;top:1.15rem;width:6px;height:6px;background:var(--brass);border-radius:50%}
@media (max-width:700px){.svc-list{grid-template-columns:1fr}}

.checklist{list-style:none;display:grid;gap:.7rem}
.checklist li{display:flex;gap:.7rem;align-items:flex-start;font-size:.96rem}
.checklist .ck{color:var(--brass-text);flex-shrink:0;font-weight:600}

.aside-box{background:var(--card);border:1px solid var(--line);padding:1.7rem 1.5rem}
.aside-box .ct{font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:1.1rem;display:block}

/* eğitim / sertifika satırları */
.cert{display:flex;gap:1.1rem;padding:1.15rem 0;border-bottom:1px solid var(--line-cool)}
.cert:last-child{border-bottom:0}
.cert .yr{font-family:"IBM Plex Mono",monospace;font-size:.8rem;color:var(--brass-text);padding-top:.2rem;flex-shrink:0;min-width:4.2rem;letter-spacing:.04em}
.cert h3{font-size:1rem;margin-bottom:.3rem}
.cert p{font-size:.9rem;color:var(--muted)}

/* ---------- iletişim ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(1.8rem,4vw,3.2rem);align-items:start}
@media (max-width:920px){.contact-grid{grid-template-columns:1fr}}

.cinfo{display:grid;gap:.15rem;margin-top:1.6rem}
.cinfo > *{display:flex;gap:.9rem;align-items:flex-start;padding:.95rem 0;border-bottom:1px solid var(--line-cool)}
.cinfo a:hover .v{color:var(--brass-text)}
.cinfo .ico{color:var(--brass-text);flex-shrink:0;padding-top:.15rem}
.cinfo .k{display:block;font-family:"IBM Plex Mono",monospace;font-size:.65rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.cinfo .v{display:block;font-size:.98rem;color:var(--ink);font-weight:500;margin-top:.15rem;transition:color .2s}

.form{background:var(--card);border:1px solid var(--line);padding:clamp(1.4rem,3vw,2.1rem)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width:560px){.form .row{grid-template-columns:1fr}}
.field{margin-bottom:1rem;display:flex;flex-direction:column}
.field label{font-size:.82rem;font-weight:500;color:var(--ink);margin-bottom:.4rem}
.field .req{color:var(--brass-text)}
.field input,.field textarea{
  font-family:inherit;font-size:.96rem;color:var(--ink);
  border:1px solid var(--line);background:#FBFBF9;border-radius:2px;
  padding:.72rem .85rem;transition:border-color .2s,background .2s;width:100%;
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brass);background:#fff}
.field input::placeholder,.field textarea::placeholder{color:#9AA4AD}

.consent{display:flex;gap:.65rem;align-items:flex-start;margin:.4rem 0 1.2rem;font-size:.85rem;color:var(--muted);line-height:1.55}
.consent input{width:17px;height:17px;margin-top:.18rem;flex-shrink:0;accent-color:var(--brass)}
.consent a{color:var(--brass-text);border-bottom:1px solid var(--line)}

.form-note{font-size:.8rem;color:var(--muted);margin-top:.9rem;line-height:1.55}
.form-msg{margin-top:1rem;padding:.8rem 1rem;font-size:.9rem;border-radius:2px;display:none}
.form-msg.ok{display:block;background:#EAF4EC;border:1px solid #BBD9C2;color:#22503A}
.form-msg.err{display:block;background:#FBECEC;border:1px solid #E4C0C0;color:#7A2E2E}

/* harita — tıklayınca yüklenir (KVKK) */
.map-box{margin-top:clamp(2rem,4vw,3rem);border:1px solid var(--line);background:var(--card)}
.map-ph{padding:2.4rem 1.5rem;text-align:center}
.map-ph p{font-size:.9rem;color:var(--muted);max-width:52ch;margin:0 auto 1.1rem}
.map-box iframe{display:block;width:100%;height:400px;border:0}

/* ---------- makaleler ---------- */
.empty{background:var(--card);border:1px dashed var(--line);padding:clamp(2rem,5vw,3.4rem);text-align:center}
.empty h2{font-size:1.2rem;margin-bottom:.7rem}
.empty p{color:var(--muted);max-width:56ch;margin:0 auto;font-size:.96rem}

/* ---------- yasal metin ---------- */
.legal{max-width:74ch}
.legal h2{font-size:1.2rem;margin:2.4rem 0 .8rem}
.legal h2:first-child{margin-top:0}
.legal h3{font-size:1rem;margin:1.5rem 0 .5rem}
.legal p{margin-bottom:.9rem;font-size:.97rem}
.legal ul,.legal ol{margin:0 0 1rem 1.2rem}
.legal li{margin-bottom:.4rem;font-size:.97rem}
.legal .updated{font-family:"IBM Plex Mono",monospace;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:2rem;display:block}

/* ---------- footer ---------- */
footer{background:var(--ink-2);color:var(--on-dark-muted);padding:clamp(3rem,6vw,4.5rem) 0 2rem;font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:2rem}
@media (max-width:920px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot-grid{grid-template-columns:1fr}}
footer h3{color:#fff;font-size:.72rem;font-family:"IBM Plex Mono",monospace;letter-spacing:.16em;text-transform:uppercase;margin-bottom:1rem;font-weight:500}
footer ul{list-style:none;display:grid;gap:.55rem}
footer a:hover{color:#fff}
footer .foot-logo{width:56px;margin-bottom:1rem}
footer .fbrand p{max-width:34ch;line-height:1.6}
.foot-legal{margin-top:2.6rem;padding-top:1.5rem;border-top:1px solid var(--line-dark);font-size:.78rem;line-height:1.75}
.foot-legal a{color:var(--on-dark-muted);border-bottom:1px solid var(--line-dark)}
.foot-legal a:hover{color:#fff}

/* ---------- WhatsApp ---------- */
.wa{
  position:fixed;right:22px;bottom:22px;z-index:70;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#25D366;color:#fff;box-shadow:0 6px 22px rgba(0,0,0,.22);
  transition:transform .2s;
}
.wa:hover{transform:scale(1.06)}
@media (max-width:560px){.wa{right:16px;bottom:16px;width:52px;height:52px}}
@media (prefers-reduced-motion:reduce){.wa:hover{transform:none}}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

@media print{
  header,.wa,.hero-cta,.map-box{display:none}
  body{background:#fff;font-size:11pt}
  .on-dark{background:#fff;color:#000}
  .on-dark h1{color:#000}
}

/* ===========================================================
   BİLGİ MİMARİSİ GENİŞLETMESİ
   Yeni renk / font / ölçü YOK — hepsi mevcut değişkenlerden.
   =========================================================== */

/* ---------- açılır menü ---------- */
.nav-links .has-sub{position:relative}
.nav-links .subtoggle{
  display:inline-flex;align-items:center;gap:.35rem;
  background:none;border:0;padding:.35rem 0;cursor:pointer;
  font-family:inherit;font-size:.92rem;font-weight:500;
  color:rgba(255,255,255,.85);transition:color .2s;
}
.nav-links .subtoggle:hover{color:#fff}
.nav-links .subtoggle svg{transition:transform .2s}
.has-sub[data-open="true"] .subtoggle svg{transform:rotate(180deg)}
header.scrolled .nav-links .subtoggle,header.open .nav-links .subtoggle{color:var(--slate)}
header.scrolled .nav-links .subtoggle:hover,header.open .nav-links .subtoggle:hover{color:var(--ink)}
.nav-links .subtoggle[aria-current]{color:#fff}
header.scrolled .nav-links .subtoggle[aria-current],
header.open .nav-links .subtoggle[aria-current]{color:var(--ink)}

.submenu{
  position:absolute;top:calc(100% + 10px);left:-1rem;min-width:270px;
  background:var(--card);border:1px solid var(--line);border-top:2px solid var(--brass);
  box-shadow:0 14px 40px rgba(19,35,58,.14);
  padding:.5rem 0;display:none;z-index:70;
}
.has-sub[data-open="true"] .submenu{display:block}
/* fare varsa masaüstünde hover; klavyede focus-within */
@media (min-width:861px) and (hover:hover){
  .has-sub:hover .submenu{display:block}
}
.has-sub:focus-within .submenu{display:block}
.submenu a{
  display:block;padding:.6rem 1.15rem;font-size:.9rem;color:var(--slate);
  border-bottom:0;transition:background .15s,color .15s;
}
.submenu a:hover{background:#F4F5F2;color:var(--ink)}
.submenu a[aria-current="page"]{color:var(--ink);font-weight:600}
.submenu a[aria-current="page"]::after{display:none}
.submenu .sub-head{
  font-family:"IBM Plex Mono",monospace;font-size:.62rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);padding:.7rem 1.15rem .3rem;
}
.submenu hr{border:0;border-top:1px solid var(--line-cool);margin:.45rem 0}

@media (max-width:860px){
  .nav-links .has-sub{width:100%}
  .nav-links .subtoggle{
    width:100%;justify-content:space-between;color:var(--slate);
    padding:.85rem 0;border-bottom:1px solid var(--line-cool);font-size:1rem;
  }
  .submenu{
    position:static;min-width:0;border:0;border-top:0;box-shadow:none;
    background:transparent;padding:.2rem 0 .6rem .9rem;
  }
  .submenu a{padding:.55rem 0;border-bottom:1px solid var(--line-cool)}
  .submenu a:hover{background:transparent}
}

/* ---------- breadcrumb ---------- */
.crumbs{
  font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--on-dark-muted);margin-bottom:1.1rem;
}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}
.crumbs a{border-bottom:1px solid rgba(255,255,255,.2)}
.crumbs a:hover{color:#fff;border-color:var(--brass-2)}
.crumbs .sep{opacity:.5}
.crumbs [aria-current]{color:var(--brass-2)}

/* ---------- adım listesi ---------- */
.steps{counter-reset:step;display:grid;gap:0;margin-top:.5rem}
.steps li{
  counter-increment:step;position:relative;list-style:none;
  padding:1.25rem 0 1.25rem 3.6rem;border-bottom:1px solid var(--line-cool);
}
.steps li:last-child{border-bottom:0}
.steps li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:1.3rem;
  font-family:"IBM Plex Mono",monospace;font-size:.78rem;font-weight:500;
  color:var(--brass-text);letter-spacing:.06em;
  width:2.4rem;text-align:left;
}
.steps h3{font-size:1rem;margin-bottom:.35rem}
.steps p{font-size:.93rem;color:var(--muted);line-height:1.65}

/* ---------- belge listesi ---------- */
.doclist{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:.1rem 2.2rem}
.doclist li{
  position:relative;padding:.6rem 0 .6rem 1.6rem;
  border-bottom:1px solid var(--line-cool);font-size:.94rem;
}
.doclist li::before{
  content:"";position:absolute;left:.1rem;top:1.05rem;
  width:8px;height:8px;border-left:1.5px solid var(--brass);
  border-bottom:1.5px solid var(--brass);transform:rotate(-45deg);
}
@media (max-width:700px){.doclist{grid-template-columns:1fr}}

/* ---------- akordiyon (SSS) ---------- */
.accordion{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-btn{
  width:100%;background:none;border:0;cursor:pointer;text-align:left;
  display:flex;align-items:flex-start;justify-content:space-between;gap:1.2rem;
  padding:1.25rem 0;font-family:"IBM Plex Serif",Georgia,serif;
  font-size:1.02rem;font-weight:600;color:var(--ink);line-height:1.4;
  transition:color .2s;
}
.acc-btn:hover{color:var(--brass-text)}
.acc-ic{flex-shrink:0;position:relative;width:16px;height:16px;margin-top:.28rem}
.acc-ic::before,.acc-ic::after{
  content:"";position:absolute;background:var(--brass);transition:transform .25s;
}
.acc-ic::before{top:7px;left:0;width:16px;height:2px}
.acc-ic::after{top:0;left:7px;width:2px;height:16px}
.acc-item[data-open="true"] .acc-ic::after{transform:scaleY(0)}
.acc-panel{display:none;padding:0 0 1.4rem;max-width:72ch}
.acc-item[data-open="true"] .acc-panel{display:block}
.acc-panel p{font-size:.95rem;color:var(--slate);line-height:1.7;margin-bottom:.7rem}
.acc-panel p:last-child{margin-bottom:0}
.acc-panel ul{margin:.2rem 0 .8rem 1.1rem}
.acc-panel li{font-size:.95rem;margin-bottom:.35rem}
.acc-panel a{color:var(--brass-text);border-bottom:1px solid var(--line)}
.acc-panel a:hover{border-color:var(--brass)}

/* ---------- ilgili sayfalar ---------- */
.related{margin-top:clamp(2.5rem,5vw,3.5rem);padding-top:2rem;border-top:1px solid var(--line)}
.related .ct{
  font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);display:block;margin-bottom:1.1rem;
}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.9rem}
@media (max-width:820px){.related-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.related-grid{grid-template-columns:1fr}}
.related-grid a{
  display:block;background:var(--card);border:1px solid var(--line);
  padding:1rem 1.1rem;font-size:.93rem;font-weight:500;color:var(--ink);
  transition:border-color .2s,transform .2s;
}
.related-grid a:hover{border-color:var(--brass);transform:translateY(-2px)}
@media (prefers-reduced-motion:reduce){.related-grid a:hover{transform:none}}

/* ---------- içindekiler ---------- */
.toc{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--brass);
  padding:1.2rem 1.4rem;margin-bottom:2.4rem}
.toc .ct{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);display:block;margin-bottom:.7rem}
.toc ol{margin:0;padding-left:1.1rem}
.toc li{font-size:.92rem;margin-bottom:.3rem}
.toc a{color:var(--slate)}
.toc a:hover{color:var(--brass-text)}

/* ---------- uyarı kutusu ---------- */
.notice{background:#EFF0EC;border:1px solid var(--line-cool);border-left:3px solid var(--brass);
  padding:1.1rem 1.3rem;margin:1.8rem 0;font-size:.92rem;color:var(--slate);line-height:1.65}
.notice strong{color:var(--ink)}