/* ============================================================
   CNN MÜHENDİSLİK — Ana Sayfa
   Tasarım: modern, güçlü, teknik, kurumsal
   ============================================================ */

:root{
  --bg:#14161a;
  --bg-2:#1a1e24;
  --panel:#1e232b;
  --panel-2:#232a33;
  --ink:#e9e7e2;
  --ink-dim:#9aa0a6;
  --ink-faint:#6b727a;
  --accent:#e8a33d;
  --accent-strong:#f0b45a;
  --line:#2c3238;
  --line-soft:rgba(138,149,161,0.14);
  --maxw:1200px;
  --font-display:'Archivo Black', sans-serif;
  --font-body:'IBM Plex Sans', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:400;
  line-height:1.1;
  letter-spacing:-0.01em;
  text-transform:uppercase;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
::selection{background:var(--accent);color:#14161a;}

.mono{font-family:var(--font-mono);letter-spacing:0.08em;}

/* ---------- BUTTONS ---------- */
.btn{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:0.12em;
  text-transform:uppercase;
  padding:16px 28px;
  display:inline-flex;
  align-items:center;
  gap:10px;
  border:1px solid transparent;
  transition:all .2s;
  white-space:nowrap;
}
.btn .arr{transition:transform .2s;}
.btn:hover .arr{transform:translateX(4px);}
.btn-solid{background:var(--accent);color:#14161a;}
.btn-solid:hover{background:var(--accent-strong);}
.btn-outline{border-color:var(--line);color:var(--ink);}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);}
.btn-ghost{color:var(--ink-dim);}
.btn-ghost:hover{color:var(--accent);}

/* ---------- SECTION SHELL ---------- */
.section{padding:110px 0;}
.section-head{
  max-width:720px;
  margin-bottom:60px;
}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:0.18em;
  color:var(--accent);
  margin-bottom:20px;
}
.section-head .kicker::before{
  content:"";width:28px;height:1px;background:var(--accent);
}
.section-head h2{font-size:clamp(30px,4vw,46px);}
.section-head p.lead{
  color:var(--ink-dim);
  font-size:16px;
  margin-top:18px;
  max-width:560px;
}
.section-alt{background:var(--bg-2);}

/* ============================================================
   HEADER / NAV
   ============================================================ */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(20,22,26,0.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
header::before{
  content:"";display:block;height:2px;
  background:linear-gradient(90deg,var(--accent) 0%,var(--accent) 30%,var(--line) 30%,var(--line) 100%);
}
.nav{
  display:flex;align-items:center;gap:16px;
  max-width:var(--maxw);margin:0 auto;
  padding:0 24px;
  height:68px;
}
.logo{
  display:flex;flex-direction:column;line-height:1;
  flex:none;
}
.logo .name{
  font-family:var(--font-display);
  font-size:16px;
  letter-spacing:0.02em;
  white-space:nowrap;
}
.logo .name span{color:var(--accent);}
.logo .tag{
  font-family:var(--font-mono);
  font-size:8px;
  letter-spacing:0.2em;
  color:var(--ink-faint);
  margin-top:5px;
  white-space:nowrap;
}
.nav-links{
  display:flex;gap:1px;list-style:none;
  margin-left:auto;
}
.nav-links a{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:0.05em;
  text-transform:uppercase;
  color:var(--ink-dim);
  padding:8px 10px;
  border-radius:2px;
  position:relative;
  transition:color .2s;
  white-space:nowrap;
}
.nav-links a:hover{color:var(--ink);}
.nav-links a::after{
  content:"";position:absolute;left:10px;right:10px;bottom:3px;
  height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-actions{
  display:flex;align-items:center;gap:14px;
  margin-left:14px;flex-shrink:0;
}
.nav-phone{
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.06em;
  color:var(--ink-dim);
  display:inline-flex;align-items:center;gap:7px;
  white-space:nowrap;
  transition:color .2s;
}
.nav-phone svg{width:13px;height:13px;color:var(--accent);flex-shrink:0;}
.nav-phone:hover{color:var(--accent);}
.nav-cta{
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.12em;
  padding:10px 18px;
  background:var(--accent);color:#14161a;
  transition:background .2s;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--accent-strong);}
.burger{
  display:none;
  background:none;border:none;color:var(--ink);
  font-size:24px;line-height:1;
  margin-left:auto;
}

@media(max-width:1080px){
  .nav-phone{display:none;}
}

@media(max-width:960px){
  .nav{height:64px;}
  .nav-links{
    position:fixed;top:66px;left:0;right:0;
    flex-direction:column;gap:0;
    background:var(--bg-2);
    border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;
    transition:max-height .3s ease;
    margin-left:0;
  }
  .nav-links.open{max-height:420px;}
  .nav-links li{border-top:1px solid var(--line);}
  .nav-links a{display:block;padding:16px 24px;}
  .nav-links a::after{display:none;}
  .nav-actions{margin-left:auto;margin-right:8px;}
  .nav-cta{padding:9px 14px;font-size:11px;}
  .burger{display:block;margin-left:0;}
}

@media(max-width:480px){
  .nav-cta{display:none;}
  .burger{margin-left:auto;}
}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;
  min-height:88vh;
  display:flex;align-items:center;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  z-index:0;
}
.hero-bg img{
  width:100%;height:100%;object-fit:cover;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg, rgba(20,22,26,0.96) 0%, rgba(20,22,26,0.82) 40%, rgba(20,22,26,0.35) 100%),
    linear-gradient(to top, rgba(20,22,26,0.9) 0%, transparent 40%);
}
.hero-inner{
  position:relative;z-index:1;
  padding:120px 0 100px;
  max-width:var(--maxw);margin:0 auto;width:100%;
}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.2em;
  color:var(--accent);
  margin-bottom:26px;
}
.hero .eyebrow::before{content:"";width:30px;height:1px;background:var(--accent);}
.hero h1{
  font-size:clamp(38px,6vw,72px);
  max-width:820px;
  margin-bottom:26px;
}
.hero h1 .line{display:block;}
.hero h1 .accent{color:var(--accent);}
.hero p.lead{
  font-size:18px;
  color:var(--ink-dim);
  max-width:560px;
  margin-bottom:40px;
}
.hero .cta-row{display:flex;gap:16px;flex-wrap:wrap;}

/* ============================================================
   TWO SERVICES
   ============================================================ */
.services{padding:110px 0;}
.services-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
}
.svc-card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:border-color .25s;
}
.svc-card:hover{border-color:var(--accent);}
.svc-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
}
.svc-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s ease;
}
.svc-card:hover .svc-media img{transform:scale(1.05);}
.svc-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top, rgba(20,22,26,0.85), transparent 55%);
}
.svc-num{
  position:absolute;top:18px;left:18px;z-index:2;
  font-family:var(--font-mono);
  font-size:13px;letter-spacing:0.1em;
  color:#14161a;background:var(--accent);
  padding:6px 10px;
}
.svc-body{padding:34px 32px 30px;display:flex;flex-direction:column;flex:1;}
.svc-body h3{font-size:clamp(20px,2.2vw,26px);margin-bottom:16px;}
.svc-body p{color:var(--ink-dim);font-size:15px;margin-bottom:22px;}
.svc-tags{
  display:flex;flex-wrap:wrap;gap:8px;
  margin-bottom:26px;
}
.svc-tags span{
  font-family:var(--font-mono);
  font-size:10px;letter-spacing:0.1em;
  color:var(--ink-dim);
  border:1px solid var(--line);
  padding:6px 10px;
}
.svc-link{
  margin-top:auto;
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:0.12em;
  color:var(--accent);
  display:inline-flex;align-items:center;gap:8px;
}
.svc-link .arr{transition:transform .2s;}
.svc-link:hover .arr{transform:translateX(4px);}

@media(max-width:820px){
  .services-grid{grid-template-columns:1fr;}
}

/* ============================================================
   PROCESS (NASIL ÇALIŞIYORUZ)
   ============================================================ */
.process-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.step{
  background:var(--bg-2);
  padding:36px 30px;
  position:relative;
}
.step .step-num{
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:0.1em;
  color:var(--accent);
  margin-bottom:18px;
  display:block;
}
.step h3{
  font-size:16px;
  margin-bottom:10px;
}
.step p{font-size:14px;color:var(--ink-dim);}

@media(max-width:860px){
  .process-grid{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:560px){
  .process-grid{grid-template-columns:1fr;}
}

/* ============================================================
   PROCESS INFOGRAPHICS (süreç görselleri)
   ============================================================ */
.process-infographic{
  display:flex;flex-direction:column;gap:48px;
}
.process-figure{
  background:#fff;
  border:1px solid var(--line);
  padding:28px 28px 24px;
  margin:0;
  transition:border-color .25s;
}
.process-figure:hover{border-color:var(--accent);}
.process-title{
  font-family:var(--font-display);
  font-size:clamp(16px,2.2vw,22px);
  text-transform:uppercase;
  letter-spacing:0.02em;
  color:var(--ink);
  margin-bottom:18px;
}
.process-figure img{
  width:100%;height:auto;
  border:1px solid var(--line);
}

/* ============================================================
   PROJECTS
   ============================================================ */
.proj-tabs{
  display:flex;gap:10px;flex-wrap:wrap;
  margin-bottom:18px;
}
.proj-tab{
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--ink-dim);
  background:none;border:1px solid var(--line);
  padding:13px 22px;
  transition:all .2s;
}
.proj-tab:hover{color:var(--ink);border-color:var(--ink-faint);}
.proj-tab.active{
  color:#14161a;background:var(--accent);border-color:var(--accent);
}
.filters{
  display:flex;gap:10px;flex-wrap:wrap;
  margin-bottom:44px;
}
.filter-btn{
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--ink-dim);
  background:none;border:1px solid var(--line);
  padding:11px 18px;
  transition:all .2s;
}
.filter-btn:hover{color:var(--ink);border-color:var(--ink-faint);}
.filter-btn.active{
  color:#14161a;background:var(--accent);border-color:var(--accent);
}
.projects-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.proj-card{
  background:var(--panel);
  border:1px solid var(--line);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:border-color .25s;
}
.proj-card:hover{border-color:var(--accent);}
.proj-media{
  position:relative;
  aspect-ratio:4/3;
  overflow:hidden;
}
.proj-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s ease;
}
.proj-card:hover .proj-media img{transform:scale(1.05);}
.proj-cat{
  position:absolute;top:14px;left:14px;z-index:2;
  font-family:var(--font-mono);
  font-size:9px;letter-spacing:0.12em;
  color:#14161a;background:var(--accent);
  padding:5px 9px;
}
.proj-body{padding:24px 24px 22px;display:flex;flex-direction:column;flex:1;}
.proj-body h3{font-size:17px;margin-bottom:12px;}
.proj-meta{
  display:flex;flex-direction:column;gap:4px;
  margin-bottom:14px;
}
.proj-meta .m{
  font-family:var(--font-mono);
  font-size:10px;letter-spacing:0.08em;
  color:var(--ink-faint);
}
.proj-meta .m b{color:var(--ink-dim);font-weight:500;}
.proj-body p{font-size:14px;color:var(--ink-dim);margin-bottom:20px;}
.proj-link{
  margin-top:auto;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.12em;
  color:var(--accent);
  display:inline-flex;align-items:center;gap:8px;
}
.proj-link .arr{transition:transform .2s;}
.proj-link:hover .arr{transform:translateX(4px);}

@media(max-width:960px){.projects-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:600px){.projects-grid{grid-template-columns:1fr;}}

/* ============================================================
   TRANSFORM (2. EL ÖZEL BÖLÜM)
   ============================================================ */
.transform{
  position:relative;
  background:var(--bg-2);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.transform::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--accent) 0%,var(--accent) 20%,var(--line) 20%);
}
.transform-inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  align-items:center;
  padding:110px 0;
}
.transform-copy h2{font-size:clamp(28px,3.6vw,44px);margin-bottom:22px;}
.transform-copy p{color:var(--ink-dim);font-size:16px;max-width:480px;margin-bottom:34px;}
.transform-flow{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.tf-step{
  background:var(--bg);
  padding:30px 26px;
}
.tf-step .tf-num{
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.1em;
  color:var(--accent);
  display:block;margin-bottom:14px;
}
.tf-step h3{font-size:15px;margin-bottom:8px;}
.tf-step p{font-size:13px;color:var(--ink-dim);}

.transform-figure{
  margin:0;
  border:1px solid var(--line);
  background:#fff;
  padding:24px;
  display:flex;align-items:center;justify-content:center;
}
.transform-figure img{
  width:100%;height:auto;
  border:1px solid var(--line);
  box-shadow:0 20px 60px rgba(0,0,0,0.35);
}

@media(max-width:860px){
  .transform-inner{grid-template-columns:1fr;gap:40px;}
}

/* ============================================================
   WHY (NEDEN CNN)
   ============================================================ */
.why-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.why-item{
  background:var(--bg);
  padding:38px 32px;
}
.why-item .why-ic{
  width:40px;height:40px;
  color:var(--accent);
  margin-bottom:22px;
}
.why-item h3{font-size:16px;margin-bottom:12px;}
.why-item p{font-size:14px;color:var(--ink-dim);}

@media(max-width:860px){.why-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.why-grid{grid-template-columns:1fr;}}

/* ============================================================
   QUOTE / CTA (TEKLİF ALANINIZ)
   ============================================================ */
.quote{
  position:relative;
  background:var(--bg-2);
  border-top:1px solid var(--line);
}
.quote-inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
  padding:110px 0;
}
.quote-copy h2{font-size:clamp(30px,4vw,48px);margin-bottom:24px;}
.quote-copy p{color:var(--ink-dim);font-size:17px;max-width:460px;margin-bottom:36px;}
.quote-copy .cta-row{display:flex;gap:16px;flex-wrap:wrap;}

.quote-form{
  background:var(--panel);
  border:1px solid var(--line);
  padding:40px 36px;
}
.quote-form h3{font-size:18px;margin-bottom:26px;}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.form-field{display:flex;flex-direction:column;gap:7px;}
.form-field.full{grid-column:1/-1;}
.form-field label{
  font-family:var(--font-mono);
  font-size:10px;letter-spacing:0.12em;
  color:var(--ink-faint);
  text-transform:uppercase;
}
.form-field input,
.form-field select,
.form-field textarea{
  background:var(--bg);
  border:1px solid var(--line);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:14px;
  padding:12px 14px;
  transition:border-color .2s;
  width:100%;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  outline:none;border-color:var(--accent);
}
.form-field textarea{resize:vertical;min-height:90px;}
.form-field input[type="file"]{padding:9px;font-size:12px;color:var(--ink-dim);}
.form-submit{
  grid-column:1/-1;
  margin-top:8px;
  width:100%;
  justify-content:center;
}
.form-note{
  grid-column:1/-1;
  font-size:12px;color:var(--ink-faint);
  margin-top:4px;
}

@media(max-width:860px){
  .quote-inner{grid-template-columns:1fr;gap:44px;}
  .form-grid{grid-template-columns:1fr;}
}

/* ============================================================
   FOOTER
   ============================================================ */
footer{
  background:var(--bg);
  border-top:1px solid var(--line);
  padding:70px 0 40px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:48px;
  margin-bottom:50px;
}
.foot-brand .logo{margin-bottom:18px;}
.foot-brand p{color:var(--ink-dim);font-size:14px;max-width:300px;}
.foot-col h4{
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.16em;
  color:var(--ink-faint);
  margin-bottom:20px;
  text-transform:uppercase;
}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:12px;}
.foot-col a{color:var(--ink-dim);font-size:14px;transition:color .2s;}
.foot-col a:hover{color:var(--accent);}
.foot-contact{display:flex;flex-direction:column;gap:14px;}
.foot-contact .fc{display:flex;gap:10px;align-items:flex-start;}
.foot-contact .fc svg{width:16px;height:16px;color:var(--accent);flex:none;margin-top:3px;}
.foot-contact .fc span{color:var(--ink-dim);font-size:14px;}
.foot-contact a.fc span:hover{color:var(--accent);}
.foot-cta{
  margin-top:22px;
  display:inline-flex;
}
.foot-bottom{
  border-top:1px solid var(--line);
  padding-top:26px;
  display:flex;justify-content:space-between;align-items:center;
  gap:16px;flex-wrap:wrap;
}
.foot-bottom .mono{font-size:11px;color:var(--ink-faint);}
.socials{display:flex;gap:10px;}
.socials a{
  width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  color:var(--ink-dim);
  transition:all .2s;
}
.socials a:hover{border-color:var(--accent);color:var(--accent);}
.socials svg{width:16px;height:16px;}

@media(max-width:820px){
  .foot-grid{grid-template-columns:1fr;gap:36px;}
}



/* ---------- HERO PILLS ---------- */
.hero-pills{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin:28px 0 34px;
}
.hero-pill{
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--ink);
  border:1px solid var(--line);
  padding:13px 22px;
  transition:all .2s;
}
.hero-pill:hover{border-color:var(--accent);color:var(--accent);}
.hero-pill-sep{
  font-family:var(--font-mono);
  font-size:12px;color:var(--accent);
}

/* ============================================================
   CATEGORY TABS & CARDS (prefabrika tarzı)
   ============================================================ */
.category-tabs{
  display:flex;gap:10px;flex-wrap:wrap;
  margin-bottom:36px;
  border-bottom:1px solid var(--line);
  padding-bottom:18px;
}
.category-tab{
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--ink-dim);
  background:none;border:1px solid var(--line);
  padding:14px 26px;
  transition:all .2s;
}
.category-tab:hover{color:var(--ink);border-color:var(--ink-faint);}
.category-tab.active{
  color:#14161a;background:var(--accent);border-color:var(--accent);
}
.category-panels{position:relative;}
.category-panel{display:none;}
.category-panel.active{display:block;}
.category-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.category-card{
  background:var(--panel);
  border:1px solid var(--line);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:border-color .25s, transform .25s;
}
.category-card:hover{border-color:var(--accent);transform:translateY(-4px);}
.category-media{aspect-ratio:4/3;overflow:hidden;}
.category-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s ease;
}
.category-card:hover .category-media img{transform:scale(1.05);}
.category-body{padding:24px 22px 22px;display:flex;flex-direction:column;flex:1;}
.category-count{
  font-family:var(--font-mono);
  font-size:10px;letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:10px;
}
.category-body h3{font-size:16px;margin-bottom:10px;}
.category-body p{
  font-size:13px;color:var(--ink-dim);line-height:1.55;
  margin-bottom:18px;
}
.category-link{
  margin-top:auto;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.12em;
  color:var(--accent);
  display:inline-flex;align-items:center;gap:8px;
  transition:gap .2s;
}
.category-card:hover .category-link{gap:12px;}
@media(max-width:960px){.category-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.category-grid{grid-template-columns:1fr;}}

/* ============================================================
   STEPS ROW (6'lı süreç)
   ============================================================ */
.steps-row{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:18px;
  position:relative;
}
.steps-row::before{
  content:"";position:absolute;top:34px;left:9%;right:9%;height:1px;
  background:linear-gradient(90deg, var(--accent) 0%, var(--accent) 100%);
  opacity:.25;
  z-index:0;
}
.step-card{
  background:var(--panel);
  border:1px solid var(--line);
  padding:28px 20px 24px;
  text-align:center;
  position:relative;z-index:1;
  transition:border-color .25s;
}
.step-card:hover{border-color:var(--accent);}
.step-no{
  font-family:var(--font-mono);
  font-size:24px;font-weight:600;
  color:var(--accent);
  display:block;margin-bottom:16px;
}
.step-icon{
  width:44px;height:44px;
  color:var(--ink);
  margin:0 auto 16px;
}
.step-icon svg{width:100%;height:100%;}
.step-card h3{font-size:14px;margin-bottom:10px;}
.step-card p{font-size:12px;color:var(--ink-dim);line-height:1.5;}

@media(max-width:1100px){
  .steps-row{grid-template-columns:repeat(3,1fr);}
  .steps-row::before{display:none;}
}
@media(max-width:640px){
  .steps-row{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:420px){
  .steps-row{grid-template-columns:1fr;}
}

/* ---------- FLOATING WHATSAPP ---------- */
.float-wa{
  position:fixed;right:22px;bottom:22px;z-index:90;
  width:56px;height:56px;
  display:flex;align-items:center;justify-content:center;
  background:#25d366;color:#fff;
  border-radius:50%;
  box-shadow:0 6px 20px rgba(0,0,0,0.4);
  transition:transform .2s;
}
.float-wa:hover{transform:translateY(-3px);}
.float-wa svg{width:26px;height:26px;}

/* ============================================================
   LIGHTBOX (GALERİ)
   ============================================================ */
.lightbox{
  position:fixed;inset:0;z-index:200;
  background:rgba(10,11,13,0.95);
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  opacity:0;visibility:hidden;
  transition:opacity .25s ease, visibility .25s ease;
}
.lightbox.open{opacity:1;visibility:visible;}
.lb-stage{
  max-width:min(1100px,92vw);
  max-height:74vh;
  display:flex;align-items:center;justify-content:center;
}
.lb-stage img{
  max-width:100%;max-height:74vh;
  object-fit:contain;
  box-shadow:0 20px 60px rgba(0,0,0,0.6);
}
.lb-caption{
  margin-top:22px;
  text-align:center;
  max-width:min(700px,90vw);
}
.lb-title{
  font-family:var(--font-display);
  font-size:18px;text-transform:uppercase;
  letter-spacing:0.02em;
}
.lb-meta{
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:0.08em;
  color:var(--ink-dim);
  margin-top:6px;
}
.lb-count{
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:0.1em;
  color:var(--ink-faint);
  margin-top:10px;
}
.lb-close{
  position:absolute;top:20px;right:24px;
  background:none;border:none;
  color:var(--ink);font-size:26px;line-height:1;
  padding:8px;transition:color .2s;
}
.lb-close:hover{color:var(--accent);}
.lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  background:none;border:none;
  color:var(--ink);font-size:44px;line-height:1;
  padding:12px 18px;transition:color .2s;
}
.lb-nav:hover{color:var(--accent);}
.lb-prev{left:12px;}
.lb-next{right:12px;}
@media(max-width:600px){
  .lb-nav{font-size:34px;padding:8px 10px;}
  .lb-prev{left:4px;}
  .lb-next{right:4px;}
}