/* =========================================================
   mobilisler.com — landing page
   ========================================================= */

:root{
  --blue-600:#2563eb;
  --blue-500:#3b82f6;
  --blue-400:#60a5fa;
  --violet:#6d5ef0;
  --violet-2:#8b7cf6;
  --ink:#0f2350;
  --ink-2:#14213d;
  --body:#5b6b86;
  --body-2:#64748b;
  --line:#e6ebf3;
  --bg:#ffffff;
  --bg-soft:#f7f9fc;
  --navy:#0a1936;
  --navy-2:#071228;
  --green:#22c55e;
  --amber:#f59e0b;

  --radius-sm:12px;
  --radius:16px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(15,35,80,.05);
  --shadow:0 10px 30px rgba(15,35,80,.07);
  --shadow-lg:0 22px 55px rgba(15,35,80,.12);

  --container:1400px;
  --gutter:clamp(18px, 5.7vw, 88px);

  --font-head:"Poppins", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body:"Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --header-h:82px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:var(--header-h); -webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--font-body); font-size:16px; line-height:1.6;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
img,svg{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
ul{list-style:none; margin:0; padding:0}
h1,h2,h3,h4,h5{font-family:var(--font-head); margin:0; color:var(--ink); line-height:1.18}
p{margin:0}
button{font:inherit}

.container{width:100%; max-width:var(--container); margin-inline:auto; padding-inline:var(--gutter)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  border-radius:999px; padding:13px 26px; font-family:var(--font-body);
  font-weight:600; font-size:15px; cursor:pointer; border:0;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease;
  white-space:nowrap;
}
.btn .arr{transition:transform .22s ease}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{
  background:linear-gradient(100deg,var(--violet) 0%, var(--blue-500) 55%, var(--blue-600) 100%);
  color:#fff; box-shadow:0 10px 24px rgba(59,130,246,.32);
}
.btn-primary:hover{transform:translateY(-2px); box-shadow:0 16px 32px rgba(59,130,246,.4)}
.btn-ghost{
  background:#fff; color:var(--ink); border:1px solid var(--line); box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px); box-shadow:var(--shadow); border-color:#cfd9e8}
.btn-block{width:100%}
.play-icon{
  width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--violet),var(--blue-500)); color:#fff; flex:none;
}
.play-icon svg{width:9px;height:11px; margin-left:1px}

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:sticky; top:0; z-index:60; background:#fff;
  border-bottom:1px solid transparent; transition:box-shadow .25s ease, border-color .25s ease;
}
.site-header .container{max-width:1536px}
.site-header.is-stuck{box-shadow:0 6px 24px rgba(15,35,80,.07); border-color:var(--line)}
.header-inner{
  height:var(--header-h); display:flex; align-items:center; gap:24px; justify-content:space-between;
}
.logo{display:flex; align-items:center; gap:11px; flex:none}
.logo-mark{
  width:44px;height:44px;border-radius:14px; flex:none; display:grid; place-items:center;
  background:linear-gradient(140deg,var(--violet) 0%, var(--blue-500) 100%);
  box-shadow:0 8px 18px rgba(109,94,240,.32);
}
.logo-mark svg{width:26px;height:26px}
.logo-text{font-family:var(--font-head); font-weight:700; font-size:32px; letter-spacing:-.9px; color:#111c34}
.logo-dot{color:var(--blue-500); font-weight:600}

.nav{display:flex; align-items:center; gap:clamp(14px,2.2vw,38px)}
.nav-link{
  font-size:14px; font-weight:500; color:#3f4c66; padding:6px 0; position:relative;
  transition:color .2s ease;
}
.nav-link::after{
  content:""; position:absolute; left:0; right:0; bottom:-2px; height:2px; border-radius:2px;
  background:var(--blue-500); transform:scaleX(0); transform-origin:left; transition:transform .25s ease;
}
.nav-link:hover{color:var(--blue-600)}
.nav-link.active{color:var(--blue-600); font-weight:600}
.nav-link.active::after,.nav-link:hover::after{transform:scaleX(1)}
.nav-cta-mobile{display:none}
.header-cta{padding:10px 25px; font-size:14px}

.nav-toggle{
  display:none; width:44px;height:44px; border-radius:12px; background:#f2f5fa; border:1px solid var(--line);
  cursor:pointer; padding:0; place-items:center; gap:5px;
}
.nav-toggle span{display:block; width:19px;height:2px;border-radius:2px;background:var(--ink); transition:.25s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* =========================================================
   HERO  —  referans gorsel uzerine birebir yerlesim
   Referans serit: 1536 x 540 px  (1cqw = %1 hero genisligi)
   ========================================================= */
.hero{
  position:relative; width:100%; aspect-ratio:1536/540;
  container-type:inline-size;
  background:var(--hero-img, url("../assets/hero.jpg")) center center / 100% 100% no-repeat;
  overflow:hidden; isolation:isolate;
}

/* ---- SOL blok ---- */
.hero-left{position:absolute; left:8.60%; top:13.20%; width:30%}
.hero-title{
  font-family:var(--font-body); font-size:2.93cqw; font-weight:700;
  line-height:1.125; letter-spacing:-.05em; color:#0f2350; margin-bottom:.586cqw;
}
.t-green{color:#22a95a}
.t-amber{color:#f0a020}
.hero-lead{
  font-size:.888cqw; line-height:1.642; color:#4f6079; margin:0 0 1.30cqw;
}
.hero-actions{display:flex; gap:.78cqw; flex-wrap:wrap}
.btn-hero{
  font-size:.80cqw; font-weight:600; padding:.49cqw 1.00cqw; gap:.42cqw;
  border-radius:999px; box-shadow:0 .45cqw 1.1cqw rgba(59,130,246,.30);
}
.btn-ghost.btn-hero{box-shadow:0 .3cqw .9cqw rgba(15,35,80,.10)}
.btn-hero .play-icon{width:1.34cqw; height:1.34cqw}
.btn-hero .play-icon svg{width:.47cqw; height:.56cqw}

/* ---- SAG blok ---- */
.hero-right{position:absolute; left:64.33%; top:20.03%; width:27.6%}
.hero-title-dark{
  color:#fff; font-size:2.995cqw; line-height:1.12; letter-spacing:-.05em;
  margin:0 0 .892cqw 1.43cqw; white-space:nowrap;
}
.t-grad{
  background:linear-gradient(95deg,#7e9df6 0%, #9d8cf8 35%, #b98cf3 65%, #d9a8ef 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-lead-dark{
  color:#d6e2f5; font-size:1.11cqw; line-height:1.47; margin:0 0 2.145cqw 1.43cqw;
  max-width:100%;
}
.hero-features{display:grid; grid-template-columns:repeat(4,1fr); width:100%}
.hero-features li{
  display:flex; flex-direction:column; align-items:center; text-align:center;
  gap:1.11cqw; padding:0 .45cqw; position:relative;
}
.hero-features li + li::before{
  content:""; position:absolute; left:0; top:-.2cqw; bottom:-.35cqw; width:1px;
  background:linear-gradient(180deg, rgba(125,200,255,.06), rgba(125,200,255,.42), rgba(125,200,255,.06));
}
.hf-icon{display:block; height:1.953cqw; color:#7cc4f8}
.hf-icon svg{width:1.953cqw; height:1.953cqw}
.hf-text{color:#e6effb; font-size:.963cqw; font-weight:500; line-height:1.35}

/* ---- MERKEZ marka ---- */
.hero-brand{position:absolute; left:50.45%; top:66.32%; transform:translateX(-50%); text-align:center}
.hero-brand-logo{
  font-family:var(--font-head); font-weight:700; font-size:1.75cqw;
  letter-spacing:-.03em; color:#14192b; white-space:nowrap; line-height:1.2;
}
.hero-brand-logo span{color:#2f7ff0; font-weight:600}
.hero-brand p{color:#3f4a5c; font-size:.8cqw; line-height:1.57; margin-top:1.1cqw}
.scroll-mouse{display:inline-flex; flex-direction:column; align-items:center; gap:.52cqw; margin-top:2.1cqw}
.mouse{
  width:.98cqw; height:1.95cqw; border-radius:.6cqw; border:.085cqw solid #9fb2cd;
  display:grid; justify-items:center; padding-top:.3cqw; background:rgba(255,255,255,.35);
}
.wheel{width:.14cqw; height:.42cqw; border-radius:.1cqw; background:#2f7ff0; animation:wheel 1.6s ease-in-out infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}70%{transform:translateY(.55cqw);opacity:0}100%{opacity:0}}
.mouse-dot{width:.3cqw; height:.3cqw; border-radius:50%; background:#2f7ff0}

/* =========================================================
   BÖLÜMLER
   ========================================================= */
.section{padding:clamp(56px, 6vw, 84px) 0}
.solutions{background:var(--bg-soft)}
.section-head{text-align:center; margin-bottom:clamp(34px,4vw,52px)}
.section-title{font-size:clamp(26px,2.6vw,36px); font-weight:700; letter-spacing:-.7px}
.section-sub{color:var(--body); margin-top:12px; font-size:15.5px}
.u-mark{
  font-weight:600; color:var(--ink); position:relative; padding-bottom:3px;
  background-image:linear-gradient(90deg,var(--violet),var(--blue-500));
  background-size:100% 2.5px; background-repeat:no-repeat; background-position:0 100%;
}

/* --- kartlar --- */
.cards{display:grid; grid-template-columns:repeat(4,1fr); gap:clamp(16px,1.8vw,26px)}
.card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:26px 26px 24px; box-shadow:var(--shadow-sm);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  display:flex; flex-direction:column;
}
.card:hover{transform:translateY(-6px); box-shadow:var(--shadow-lg); border-color:#dbe4f2}
.card-head{display:flex; align-items:center; gap:14px; margin-bottom:16px}
.card-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;flex:none}
.card-icon svg{width:25px;height:25px}
.i-blue{background:#e8f0ff; color:#2563eb}
.i-green{background:#e6f9ef; color:#16a34a}
.i-teal{background:#e3f7f5; color:#0d9488}
.i-pink{background:#ffe9ef; color:#e11d63}
.card h3{font-size:17.5px; font-weight:600; letter-spacing:-.3px}
.card p{color:var(--body); font-size:14.8px; line-height:1.65; margin-bottom:20px; flex:1}
.card-link{
  color:var(--blue-600); font-weight:600; font-size:14.5px; display:inline-flex; align-items:center; gap:7px;
}
.card-link .arr{transition:transform .22s ease}
.card-link:hover .arr{transform:translateX(4px)}

/* --- mor şerit --- */
.strip{
  margin-top:clamp(26px,3vw,42px);
  background:linear-gradient(100deg,#6f6ae8 0%, #7d76f0 40%, #9b8af5 100%);
  border-radius:var(--radius-lg); color:#fff;
  padding:clamp(22px,2.4vw,30px) clamp(20px,2.6vw,38px);
  display:grid; grid-template-columns:repeat(4,1fr); gap:0;
  box-shadow:0 18px 40px rgba(111,106,232,.28);
}
.strip-item{display:flex; align-items:flex-start; gap:14px; padding:2px 20px; position:relative}
.strip-item + .strip-item::before{
  content:""; position:absolute; left:0; top:2px; bottom:2px; width:1px; background:rgba(255,255,255,.25);
}
.strip-icon{flex:none; color:#fff; opacity:.95}
.strip-icon svg{width:28px;height:28px}
.strip h4{font-size:15px; font-weight:600; color:#fff; margin-bottom:4px}
.strip p{font-size:13.5px; color:rgba(255,255,255,.82); line-height:1.5}

/* =========================================================
   CTA / İLETİŞİM
   ========================================================= */
.cta-section{background:#fff}
.cta-inner{display:grid; grid-template-columns:1fr 1fr; gap:clamp(28px,4vw,64px); align-items:center}
.eyebrow{
  display:inline-block; font-size:12.5px; font-weight:600; letter-spacing:.8px; text-transform:uppercase;
  color:var(--blue-600); background:#eaf1ff; padding:6px 14px; border-radius:999px; margin-bottom:16px;
}
.cta-sub{max-width:440px}
.cta-contact{margin-top:26px; display:grid; gap:12px}
.cta-contact li{display:flex; align-items:center; gap:12px; color:var(--body); font-size:15px}
.cc-icon{
  width:34px;height:34px;border-radius:11px;background:#f1f5fc;display:grid;place-items:center;
  color:var(--blue-600); font-size:15px; flex:none;
}
.cta-contact a:hover{color:var(--blue-600)}

.cta-form{
  background:var(--bg-soft); border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:clamp(22px,2.6vw,34px); box-shadow:var(--shadow);
}
.field{margin-bottom:16px}
.field label{display:block; font-size:13.5px; font-weight:600; color:var(--ink); margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%; padding:13px 15px; border-radius:var(--radius-sm); border:1px solid var(--line);
  background:#fff; font-family:var(--font-body); font-size:15px; color:var(--ink);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.field textarea{resize:vertical; min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none; border-color:var(--blue-400); box-shadow:0 0 0 4px rgba(96,165,250,.16);
}
.field input.invalid,.field textarea.invalid{border-color:#f87171; box-shadow:0 0 0 4px rgba(248,113,113,.14)}
.field-onay{margin-bottom:20px}
.field-onay .onay{
  display:flex; gap:11px; align-items:flex-start; cursor:pointer; margin-bottom:0;
  font-size:13.8px; line-height:1.55; color:var(--body); font-weight:400;
}
.field-onay .onay input{
  width:19px; height:19px; margin:1px 0 0; flex:none; accent-color:var(--blue-600); cursor:pointer;
}
.field-onay .onay a{color:var(--blue-600); font-weight:600; text-decoration:underline; text-underline-offset:2px}
.field-onay .onay a:hover{color:var(--violet)}
.field-onay .onay.invalid span{color:#dc2626}
.form-note{margin-top:12px; font-size:14px; color:var(--green); min-height:20px; text-align:center}
.form-note.error{color:#dc2626}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{background:var(--navy); color:#c3d3ee; padding-top:clamp(46px,5vw,66px)}
.footer-grid{
  display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:clamp(24px,3vw,48px);
  padding-bottom:clamp(30px,4vw,48px);
}
.logo-footer .logo-text{color:#fff}
.footer-brand p{margin-top:16px; font-size:14.5px; line-height:1.7; max-width:330px; color:#a9bcda}
.socials{display:flex; gap:10px; margin-top:20px}
.socials a{
  width:38px;height:38px;border-radius:11px; display:grid; place-items:center;
  background:rgba(255,255,255,.07); color:#c3d3ee; transition:.22s ease;
}
.socials a svg{width:17px;height:17px}
.socials a:hover{background:var(--blue-500); color:#fff; transform:translateY(-2px)}
.footer-col{display:flex; flex-direction:column; gap:11px}
.footer-col h5{color:#fff; font-size:15px; font-weight:600; margin-bottom:5px}
.footer-col a,.footer-col span{font-size:14.5px; color:#a9bcda; transition:color .2s ease}
.footer-col a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1); padding-block:20px 24px;
  display:flex; justify-content:space-between; align-items:center; gap:14px; flex-wrap:wrap;
  font-size:13.8px; color:#8fa4c6;
}
.footer-legal{display:flex; gap:20px}
.footer-legal a:hover{color:#fff}

/* =========================================================
   MODAL
   ========================================================= */
.modal{position:fixed; inset:0; z-index:200; display:grid; place-items:center; padding:20px}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute; inset:0; background:rgba(8,17,36,.72); backdrop-filter:blur(3px)}
.modal-box{
  position:relative; width:min(860px,100%); background:#fff; border-radius:var(--radius-lg);
  padding:16px; box-shadow:var(--shadow-lg); animation:pop .25s ease;
}
@keyframes pop{from{transform:scale(.96); opacity:0}to{transform:scale(1); opacity:1}}
.modal-close{
  position:absolute; top:-14px; right:-14px; width:38px;height:38px;border-radius:50%; border:0;
  background:#fff; color:var(--ink); font-size:24px; line-height:1; cursor:pointer; box-shadow:var(--shadow);
}
.modal-video{
  aspect-ratio:16/9; border-radius:var(--radius); display:grid; place-items:center; text-align:center;
  background:linear-gradient(135deg,#eef3ff,#e5ecff); color:var(--body);
}
.modal-video small{color:var(--body-2)}

/* =========================================================
   REVEAL
   ========================================================= */
.reveal{opacity:0; transform:translateY(22px); transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1; transform:none}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:1200px){
  :root{--header-h:80px}
  .logo-text{font-size:24px}
  .nav{gap:16px}
  .nav-link{font-size:14px}
  .hero-brand{top:70%}
  .hero-brand p{display:none}
}

@media (max-width:1024px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .strip{grid-template-columns:repeat(2,1fr); row-gap:22px}
  .strip-item:nth-child(3)::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr 1fr; }
  .footer-brand{grid-column:1/-1}
}

/* --- Mobil menü + hero yığını --- */
@media (max-width:960px){
  .nav-toggle{display:grid}
  .header-cta{display:none}
  .nav{
    position:fixed; inset:var(--header-h) 0 auto 0; background:#fff; flex-direction:column;
    align-items:stretch; gap:0; padding:10px var(--gutter) 24px;
    border-bottom:1px solid var(--line); box-shadow:0 20px 40px rgba(15,35,80,.1);
    transform:translateY(-140%); transition:transform .32s cubic-bezier(.4,0,.2,1);
    max-height:calc(100dvh - var(--header-h)); overflow-y:auto;
  }
  .nav.open{transform:translateY(0)}
  .nav-link{padding:14px 4px; border-bottom:1px solid #f1f4f9; font-size:15.5px}
  .nav-link::after{display:none}
  .nav-cta-mobile{display:inline-flex; margin-top:18px}

  /* hero: mutlak yerlesimden akisa gec */
  .hero{aspect-ratio:auto; background:none; container-type:normal; display:block}
  .hero-left,.hero-right{position:relative; left:auto; top:auto; right:auto; width:auto; max-width:none; transform:none; overflow:hidden}
  .hero-brand{display:none}

  .hero-left::after,.hero-right::after{
    content:""; position:absolute; left:0; right:0; bottom:0;
    background-position:bottom center; background-repeat:no-repeat; background-size:100% 100%;
  }
  .hero-left{
    padding:38px var(--gutter) calc(35.7vw + 14px);
    background:radial-gradient(120% 90% at 20% 10%, #ffffff 0%, #f4f8ff 55%, #eaf2ff 100%);
  }
  .hero-left::after{height:35.7vw; background-image:var(--hero-img-sol, url("../assets/hero-child.jpg"))}
  .hero-right{
    padding:44px var(--gutter) calc(33.6vw + 22px);
    background:radial-gradient(140% 130% at 72% 6%, #163a6e 0%, #0e2650 32%, var(--navy) 62%, var(--navy-2) 100%);
  }
  .hero-right::after{height:33.6vw; background-image:var(--hero-img-sag, url("../assets/hero-city.jpg"))}

  .hero-title{font-size:clamp(32px,5.6vw,46px); margin-bottom:16px; letter-spacing:-.02em}
  .hero-title-dark{font-size:clamp(32px,5.6vw,46px); margin:0 0 14px; white-space:normal; letter-spacing:-.02em}
  .hero-lead{font-size:16px; margin-bottom:26px}
  .hero-lead-dark{font-size:16px; margin:0 0 30px; max-width:none}
  .hero-actions{gap:14px}
  .btn-hero{font-size:15px; padding:13px 26px; gap:9px; box-shadow:0 10px 24px rgba(59,130,246,.32)}
  .btn-ghost.btn-hero{box-shadow:var(--shadow-sm)}
  .btn-hero .play-icon{width:26px;height:26px}
  .btn-hero .play-icon svg{width:9px;height:11px}
  .hero-features{width:auto}
  .hero-features li{gap:10px; padding:4px 10px}
  .hero-features li + li::before{bottom:6px; top:6px}
  .hf-icon{height:auto}
  .hf-icon svg{width:28px;height:28px}
  .hf-text{font-size:13.5px}

  .cta-inner{grid-template-columns:1fr}
}

@media (max-width:760px){
  :root{--header-h:74px}
  .logo-mark{width:38px;height:38px;border-radius:12px}
  .logo-text{font-size:21px}
  .hero-title{font-size:clamp(30px,8vw,40px)}
  .hero-lead br{display:none}
  .hero-features{grid-template-columns:repeat(2,1fr); gap:22px 0}
  .hero-features li + li::before{display:none}
  .hero-features li:nth-child(even)::after{
    content:""; position:absolute; left:0; top:6px; bottom:6px; width:1px;
    background:linear-gradient(180deg,transparent, rgba(147,197,253,.35), transparent);
  }
  .cards{grid-template-columns:1fr}
  .strip{grid-template-columns:1fr; row-gap:20px; padding:24px 22px}
  .strip-item{padding:0}
  .strip-item + .strip-item::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{justify-content:center; text-align:center}
}

@media (max-width:480px){
  .hero-actions{flex-direction:column; align-items:stretch}
  .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-legal{gap:14px; flex-wrap:wrap; justify-content:center}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important; transition:none !important; scroll-behavior:auto !important}
  .reveal{opacity:1; transform:none}
  .wave-path{stroke-dashoffset:0}
}

/* =========================================================
   İÇ SAYFALAR  (blog, projeler, kurumsal sayfalar)
   ========================================================= */
.page-hero{
  background:linear-gradient(180deg,#f4f8ff 0%, var(--bg-soft) 100%);
  border-bottom:1px solid var(--line);
  padding:clamp(34px,4.6vw,58px) 0 clamp(30px,4vw,46px);
}
.breadcrumb{
  display:flex; flex-wrap:wrap; align-items:center; gap:8px;
  font-size:13.5px; color:var(--body-2); margin-bottom:14px;
}
.breadcrumb a{color:var(--body-2); transition:color .2s ease}
.breadcrumb a:hover{color:var(--blue-600)}
.breadcrumb strong{color:var(--ink); font-weight:600}
.breadcrumb span{opacity:.45}

.page-title{
  font-family:var(--font-body); font-size:clamp(28px,3.2vw,44px); font-weight:700;
  letter-spacing:-.035em; line-height:1.14; color:var(--ink);
}
.page-lead{
  color:var(--body); font-size:clamp(15px,1.15vw,17px); line-height:1.65;
  margin-top:14px; max-width:62ch;
}
.page-body{padding-top:clamp(38px,4.4vw,58px)}
.container.narrow{max-width:820px}

/* ---------- Markdown içerik tipografisi ---------- */
.prose{color:var(--body); font-size:16.5px; line-height:1.78; max-width:74ch}
.prose > * + *{margin-top:1.15em}
.prose h2{
  font-family:var(--font-body); font-size:clamp(20px,1.9vw,26px); font-weight:700;
  color:var(--ink); letter-spacing:-.025em; line-height:1.3; margin-top:1.9em;
}
.prose h3{
  font-family:var(--font-body); font-size:clamp(17px,1.4vw,20px); font-weight:600;
  color:var(--ink); margin-top:1.6em;
}
.prose h2 + *, .prose h3 + *{margin-top:.7em}
.prose p{margin:0}
.prose strong{color:var(--ink); font-weight:600}
.prose a{color:var(--blue-600); font-weight:500; text-decoration:underline; text-underline-offset:3px}
.prose a:hover{color:var(--violet)}
.prose ul,.prose ol{padding-left:1.35em; display:grid; gap:.5em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li::marker{color:var(--blue-500)}
.prose blockquote{
  margin-inline:0; padding:16px 22px; border-left:3px solid var(--blue-500);
  background:var(--bg-soft); border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--ink); font-style:normal;
}
.prose blockquote p{margin:0}
.prose code{
  background:#eef2f9; border:1px solid var(--line); border-radius:6px;
  padding:2px 6px; font-size:.88em; color:#334; font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.prose pre{
  background:var(--navy); color:#dbe6f8; border-radius:var(--radius);
  padding:18px 20px; overflow-x:auto; font-size:14px; line-height:1.6;
}
.prose pre code{background:none; border:0; color:inherit; padding:0}
.prose hr{border:0; border-top:1px solid var(--line); margin:2.2em 0}
.prose img{border-radius:var(--radius); margin-inline:auto}
.prose table{width:100%; border-collapse:collapse; font-size:15px}
.prose th,.prose td{border:1px solid var(--line); padding:10px 12px; text-align:left}
.prose th{background:var(--bg-soft); color:var(--ink); font-weight:600}

/* ---------- Meta, etiket ---------- */
.post-meta{color:var(--body-2); font-size:14px; margin-top:12px; display:flex; flex-wrap:wrap; gap:8px; align-items:center}
.post-meta .dot{opacity:.5}
.tags{display:flex; flex-wrap:wrap; gap:8px; margin-top:14px}
.tag{
  font-size:12.5px; font-weight:500; color:var(--blue-600); background:#eaf1ff;
  border-radius:999px; padding:5px 12px;
}

/* ---------- Blog listesi ---------- */
.post-list{display:grid; gap:clamp(16px,1.8vw,22px); max-width:900px}
.post-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:clamp(22px,2.4vw,30px); box-shadow:var(--shadow-sm);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px); box-shadow:var(--shadow-lg); border-color:#dbe4f2}
.post-card h2{
  font-family:var(--font-body); font-size:clamp(19px,1.7vw,23px); font-weight:700;
  letter-spacing:-.025em; line-height:1.3; margin:8px 0 10px;
}
.post-card h2 a{transition:color .2s ease}
.post-card h2 a:hover{color:var(--blue-600)}
.post-card > .post-card-body > p{color:var(--body); font-size:15.5px; line-height:1.7}
.post-card .card-link{margin-top:16px; display:inline-flex}
.post-card .post-meta{margin-top:0}

.post-cover{
  width:100%; max-height:420px; object-fit:cover; border-radius:var(--radius-lg);
  margin:clamp(20px,2.4vw,30px) 0 0;
}
.post-nav{margin-top:2.4em; padding-top:1.4em; border-top:1px solid var(--line)}

/* ---------- Proje detay ---------- */
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards .card h3 a{transition:color .2s ease}
.cards .card h3 a:hover{color:var(--blue-600)}
.cards .card .tags{margin-bottom:18px}

.proje-detay{display:grid; grid-template-columns:300px 1fr; gap:clamp(24px,3.4vw,52px); align-items:start}
.proje-bilgi{
  background:var(--bg-soft); border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:24px; position:sticky; top:calc(var(--header-h) + 20px);
}
.proje-bilgi dl{display:grid; gap:14px; margin:0}
.proje-bilgi dt{font-size:12.5px; font-weight:600; letter-spacing:.6px; text-transform:uppercase; color:var(--body-2)}
.proje-bilgi dd{margin:4px 0 0; color:var(--ink); font-size:15px; font-weight:500}
.proje-bilgi .tags{margin-top:18px}
.proje-bilgi .btn{margin-top:20px}

.bos-durum{
  color:var(--body-2); background:var(--bg-soft); border:1px dashed var(--line);
  border-radius:var(--radius); padding:26px; text-align:center;
}

/* ---------- Modal video ---------- */
.modal-video iframe,
.modal-video video{width:100%; height:100%; border:0; border-radius:var(--radius);
  object-fit:contain; background:#0a1936; display:block}

/* ---------- İç sayfa responsive ---------- */
@media (max-width:1024px){
  .cards-3{grid-template-columns:repeat(2,1fr)}
  .proje-detay{grid-template-columns:1fr}
  .proje-bilgi{position:static}
}
@media (max-width:760px){
  .cards-3{grid-template-columns:1fr}
  .prose{font-size:16px}
  .post-cover{max-height:260px}
}