/* ═══════════════════════════════════════════════════════════
   KONEVA — Ana CSS
   ═══════════════════════════════════════════════════════════ */
:root {
  --yellow:      #C9A51E;
  --yellow-lt:   #E8C43A;
  --yellow-pale: #F0DFA0;
  --cream:       #F0EAD9;
  --cream-mid:   #E8DFC8;
  --cream-deep:  #D9CDB0;
  --bg:          #EDE5D0;
  --ant:         #252525;
  --ant-deep:    #1A1A1A;
  --ant-mid:     #333333;
  --ant-lt:      #444444;
  --brown:       #3A2E1A;
  --brown-mid:   #5C4A28;
  --text:        #2E2416;
  --text-mid:    #5A4830;
  --text-lt:     #8A7558;
  --white:       #FAF7F0;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; background: var(--bg); color: var(--text); overflow-x: hidden; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: transparent;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 0 48px;
  height: 88px;
  border-bottom: 1px solid rgba(201,165,30,0);
  transition: background .35s ease, border-color .35s ease, box-shadow .35s ease, height .35s ease;
}
nav.scrolled {
  background: var(--cream);
  border-bottom: 2px solid var(--yellow);
  box-shadow: 0 2px 20px rgba(44,36,24,.09);
  height: 88px;
}
.nav-logo { display: flex; align-items: center; text-decoration: none; height: 100%; }
.nav-logo-img { height: 70px; width: auto; object-fit: contain; display: block; transition: height .35s ease; }
nav.scrolled .nav-logo-img { height: 68px; }
.nav-links { display: flex; gap: 40px; list-style: none; justify-content: center; align-items: center; }
.nav-links a {
  text-decoration: none;
  color: rgba(250,247,240,.92);
  font-size: 12px; font-weight: 600; letter-spacing: 1.8px; text-transform: uppercase;
  transition: color .2s; position: relative;
  text-shadow: 0 1px 6px rgba(0,0,0,.4);
}
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--yellow); transition: width .25s; }
.nav-links a:hover { color: var(--yellow-lt); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--yellow-lt); }
nav.scrolled .nav-links a { color: var(--text-mid); text-shadow: none; }
nav.scrolled .nav-links a:hover { color: var(--brown); }
nav.scrolled .nav-links a.active { color: var(--brown); }
.nav-cta-wrap { display: flex; align-items: center; }
.nav-cta { background: var(--yellow) !important; color: var(--brown) !important; padding: 10px 26px; font-weight: 600 !important; font-size: 12px !important; letter-spacing: 1.5px; text-transform: uppercase; text-decoration: none; display: inline-block; transition: background .2s; white-space: nowrap; }
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--yellow-lt) !important; }


/* ── SHARED LAYOUT ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 64px; }
.eyebrow { font-size: 11px; font-weight: 600; letter-spacing: 4px; text-transform: uppercase; color: var(--yellow); margin-bottom: 14px; display: flex; align-items: center; gap: 14px; }
.eyebrow::before { content: ''; width: 36px; height: 2px; background: var(--yellow); flex-shrink: 0; }
.sec-title { font-family: 'Bebas Neue', sans-serif; font-size: clamp(40px,5.5vw,64px); line-height: .95; letter-spacing: 1px; color: var(--brown); margin-bottom: 20px; }
.sec-title em { color: var(--yellow); font-style: normal; }
.sec-desc { font-size: 16px; line-height: 1.78; color: var(--text-mid); font-weight: 300; max-width: 520px; }
.btn-gold { background: var(--yellow); color: var(--brown); text-decoration: none; padding: 14px 32px; font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; display: inline-block; transition: background .2s, transform .2s; }
.btn-gold:hover { background: var(--yellow-lt); transform: translateY(-2px); }
.btn-ghost { border: 1.5px solid rgba(250,247,240,.32); color: var(--white); text-decoration: none; padding: 14px 32px; font-size: 12px; font-weight: 500; letter-spacing: 2px; text-transform: uppercase; display: inline-block; transition: border-color .2s, background .2s; }
.btn-ghost:hover { border-color: var(--yellow); background: rgba(201,165,30,.12); }

/* ── PAGE HERO ── */
.page-hero { padding-top: 96px; background: var(--ant); min-height: 320px; display: flex; align-items: flex-end; position: relative; overflow: hidden; }
.page-hero-content { position: relative; z-index: 2; padding: 56px 64px; border-top: 3px solid var(--yellow); width: 100%; }
.breadcrumb { font-size: 11px; color: rgba(250,247,240,.3); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 16px; }
.breadcrumb a { color: var(--yellow-lt); text-decoration: none; }
.page-title { font-family: 'Bebas Neue', sans-serif; font-size: clamp(42px,6vw,72px); color: var(--white); text-transform: uppercase; line-height: .95; }
.page-title em { color: var(--yellow-lt); font-style: normal; }

/* ── HERO SLIDER ── */
.hero { position: relative; height: 92vh; min-height: 520px; overflow: hidden; margin-top: 0; }
.hero-slides { display: flex; width: 400%; height: 100%; transition: transform .95s cubic-bezier(.77,0,.18,1); }
.hero-slide { width: 25%; height: 100%; position: relative; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; transform: scale(1.07); transition: transform 7s ease; }
.hero-slide.active .hero-bg { transform: scale(1); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(44,36,24,.88) 0%, rgba(44,36,24,.48) 55%, rgba(44,36,24,.10) 100%); }
.hero-content { position: relative; z-index: 2; padding: 0 64px 80px; max-width: 740px; height: 100%; display: flex; flex-direction: column; justify-content: center; opacity: 0; transform: translateY(22px); transition: opacity .85s ease .2s, transform .85s ease .2s; }
.hero-slide.active .hero-content { opacity: 1; transform: translateY(0); }
.hero-tag { display: inline-block; background: var(--yellow); color: var(--brown); font-size: 11px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; padding: 5px 14px; margin-bottom: 12px; width: fit-content; }
.hero-title { font-family: 'Bebas Neue', sans-serif; font-size: clamp(44px,5.8vw,80px); line-height: .92; color: var(--white); letter-spacing: 2px; margin-bottom: 12px; }
.hero-title em { color: var(--yellow-lt); font-style: normal; }
.hero-desc { font-size: 14px; line-height: 1.65; color: rgba(250,247,240,.68); font-weight: 300; max-width: 440px; margin-bottom: 20px; }
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-indicators { position: absolute; bottom: 24px; left: 64px; display: flex; gap: 10px; z-index: 10; }
.indicator { width: 28px; height: 3px; background: rgba(250,247,240,.22); cursor: pointer; transition: background .3s, width .3s; }
.indicator.active { background: var(--yellow); width: 50px; }
.hero-counter { position: absolute; bottom: 24px; right: 64px; color: rgba(250,247,240,.32); font-family: 'Bebas Neue', sans-serif; font-size: 13px; letter-spacing: 3px; z-index: 10; }
.hero-counter strong { color: var(--yellow-lt); font-size: 25px; }
.hero-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 10; background: rgba(201,165,30,.12); border: 1.5px solid rgba(201,165,30,.28); width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: background .2s; color: var(--yellow-lt); font-size: 16px; }
.hero-arrow:hover { background: rgba(201,165,30,.26); }
.hero-arrow.prev { left: 18px; }
.hero-arrow.next { right: 18px; }

/* ── BRAND TICKER ── */
.brand-bar { background: var(--ant); border-top: 3px solid var(--yellow); border-bottom: 1px solid rgba(201,165,30,.2); overflow: hidden; padding: 20px 0; }
.brand-track-wrap { overflow: hidden; }
.brand-track { display: flex; width: max-content; animation: ticker 28s linear infinite; }
.brand-track:hover { animation-play-state: paused; }
@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.brand-item { display: inline-flex; align-items: center; gap: 16px; padding: 0 56px; border-right: 1px solid rgba(250,247,240,.08); flex-shrink: 0; cursor: default; transition: opacity .3s; }
.brand-item:hover { opacity: .85; }
.brand-logo { height: 24px; width: auto; object-fit: contain; filter: brightness(0) invert(1); opacity: .45; transition: opacity .3s; }
.brand-item:hover .brand-logo { opacity: .75; }
.brand-name { font-family: 'Bebas Neue', sans-serif; font-size: 20px; color: rgba(250,247,240,.4); letter-spacing: 4px; transition: color .3s; white-space: nowrap; }
.brand-item:hover .brand-name { color: var(--yellow-lt); }

/* ── ABOUT ── */
.about-section { padding: 72px 0; background: var(--cream); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-img-wrap { position: relative; }
.about-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.about-badge { position: absolute; bottom: -20px; left: -20px; background: var(--yellow); padding: 22px 26px; text-align: center; box-shadow: 0 8px 28px rgba(44,36,24,.2); }
.about-badge-num { font-family: 'Bebas Neue', sans-serif; font-size: 48px; line-height: 1; color: var(--brown); }
.about-badge-lbl { font-size: 11px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: var(--brown-mid); margin-top: 4px; }
.about-feats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 32px; }
.af { padding: 18px 20px; background: var(--white); border-left: 3px solid var(--yellow); }
.af h4 { font-size: 14px; font-weight: 600; margin-bottom: 5px; color: var(--brown); }
.af p { font-size: 13px; color: var(--text-lt); line-height: 1.6; }

/* ── SERVICES ── */
.services-section { padding: 72px 0; background: var(--bg); position: relative; overflow: hidden; }
.services-section::after { content: 'HİZMET'; position: absolute; right: -10px; bottom: -30px; font-family: 'Bebas Neue', sans-serif; font-size: 200px; letter-spacing: 10px; color: rgba(58,46,26,.03); pointer-events: none; line-height: 1; }
.services-top { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 36px; }
.services-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 2px; }
.service-card { position: relative; overflow: hidden; text-decoration: none; display: block; aspect-ratio: 3/4; }
.sc-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.service-card:hover .sc-img { transform: scale(1.06); }
.sc-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(44,36,24,.9) 100%); }
.sc-body { position: absolute; bottom: 0; left: 0; right: 0; padding: 24px 24px 28px; }
.sc-num { font-family: 'Bebas Neue', sans-serif; font-size: 12px; color: var(--yellow); letter-spacing: 2px; margin-bottom: 8px; opacity: .7; }
.sc-title { font-family: 'Bebas Neue', sans-serif; font-size: 23px; color: var(--white); line-height: 1.1; letter-spacing: .5px; margin-bottom: 8px; text-transform: uppercase; }
.sc-desc { font-size: 13px; color: rgba(250,247,240,.55); line-height: 1.6; font-weight: 300; max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.service-card:hover .sc-desc { max-height: 80px; }
.sc-bar { position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: var(--yellow); transform: scaleX(0); transform-origin: left; transition: transform .4s ease; }
.service-card:hover .sc-bar { transform: scaleX(1); }

/* ── SERVICE DETAIL ── */
.service-section { padding: 100px 0; }
.service-section:nth-child(even) { background: var(--cream); }
.service-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.service-layout.rev { direction: rtl; }
.service-layout.rev > * { direction: ltr; }
.service-visual { aspect-ratio: 4/3; position: relative; overflow: hidden; }
.sv-img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s ease; }
.service-visual:hover .sv-img { transform: scale(1.04); }
.sv-accent { position: absolute; bottom: 0; left: 0; right: 0; height: 4px; background: var(--yellow); }
.service-desc { font-size: 15px; line-height: 1.8; color: var(--text-mid); font-weight: 300; margin-bottom: 28px; }
.feat-list { list-style: none; display: flex; flex-direction: column; gap: 11px; margin-bottom: 32px; }
.feat-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: var(--text); }
.feat-list li::before { content: ''; width: 6px; height: 6px; background: var(--yellow); border-radius: 50%; margin-top: 6px; flex-shrink: 0; }

/* ── WHY ── */
.why-section { padding: 72px 0; background: var(--cream); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; margin-top: 44px; align-items: start; }
.why-item { display: flex; gap: 22px; padding: 26px 0; border-bottom: 1px solid var(--cream-deep); align-items: flex-start; }
.why-item:first-child { border-top: 1px solid var(--cream-deep); }
.why-num { font-family: 'Bebas Neue', sans-serif; font-size: 44px; color: var(--yellow); line-height: 1; flex-shrink: 0; width: 54px; opacity: .4; }
.why-t h4 { font-size: 15px; font-weight: 600; margin-bottom: 6px; color: var(--brown); }
.why-t p { font-size: 14px; line-height: 1.72; color: var(--text-mid); font-weight: 300; }
.why-right { position: sticky; top: 110px; }
.why-img { width: 100%; aspect-ratio: 3/4; object-fit: cover; display: block; }
.why-caption { background: var(--ant); padding: 28px 30px; border-top: 3px solid var(--yellow); }
.wc-quote { font-family: 'DM Serif Display', serif; font-size: 17px; font-style: italic; color: var(--yellow-pale); line-height: 1.55; margin-bottom: 20px; }
.wc-certs { display: flex; gap: 8px; flex-wrap: wrap; }
.cert { background: rgba(201,165,30,.1); border: 1px solid rgba(201,165,30,.22); color: var(--yellow-lt); font-size: 10px; font-weight: 600; letter-spacing: 2px; padding: 6px 12px; text-transform: uppercase; }

/* ── REFERENCES ── */
.references-section { padding: 64px 0; background: var(--bg); }
.ref-head { text-align: center; margin-bottom: 36px; }
.ref-head .eyebrow { justify-content: center; }
.ref-head .eyebrow::before { display: none; }
.ref-sectors { display: grid; grid-template-columns: repeat(6,1fr); gap: 2px; }
.ref-sector { overflow: hidden; position: relative; aspect-ratio: 1/1.1; cursor: default; }
.rs-img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s ease; }
.ref-sector:hover .rs-img { transform: scale(1.08); }
.rs-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(44,36,24,.84) 100%); display: flex; align-items: flex-end; padding: 16px 14px; }
.rs-name { font-size: 11px; font-weight: 600; color: var(--white); text-transform: uppercase; letter-spacing: 1px; line-height: 1.3; }
.rs-accent { position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: var(--yellow); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.ref-sector:hover .rs-accent { transform: scaleX(1); }

/* ── PROCESS ── */
.process-section { padding: 72px 0; background: var(--ant); }
.process-section .sec-title { color: var(--yellow-pale); }
.process-section .eyebrow { color: var(--yellow-lt); }
.process-section .eyebrow::before { background: var(--yellow-lt); }
.process-steps { display: grid; grid-template-columns: repeat(5,1fr); margin-top: 48px; position: relative; }
.process-steps::before { content: ''; position: absolute; top: 24px; left: 10%; right: 10%; height: 1px; background: linear-gradient(90deg, transparent, rgba(201,165,30,.28), transparent); }
.pstep { text-align: center; padding: 0 14px; }
.pstep-dot { width: 50px; height: 50px; background: rgba(201,165,30,.08); border: 2px solid rgba(201,165,30,.26); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 26px; font-family: 'Bebas Neue', sans-serif; font-size: 20px; color: var(--yellow); position: relative; z-index: 1; transition: all .3s; }
.pstep:hover .pstep-dot { background: var(--yellow); color: var(--ant); border-color: var(--yellow); }
.pstep-title { font-size: 13px; font-weight: 600; color: var(--yellow-pale); margin-bottom: 10px; text-transform: uppercase; letter-spacing: .5px; }
.pstep-text { font-size: 13px; color: rgba(240,234,217,.36); line-height: 1.7; font-weight: 300; }

/* ── CONTACT ── */
.contact-section { padding: 72px 0; background: var(--cream); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; margin-top: 40px; }
.ci-item { display: flex; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--cream-deep); align-items: flex-start; }
.ci-icon-box { width: 44px; height: 44px; background: var(--yellow); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ci-lbl { font-size: 10px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--text-lt); margin-bottom: 5px; }
.ci-val { font-size: 15px; font-weight: 500; color: var(--brown); }
.form-wrap { background: var(--white); padding: 52px; border-top: 4px solid var(--yellow); }
.form-wrap-title { font-family: 'Bebas Neue', sans-serif; font-size: 28px; letter-spacing: 1px; margin-bottom: 36px; color: var(--brown); }
.frow { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fg { margin-bottom: 18px; }
.flbl { display: block; font-size: 10px; font-weight: 600; letter-spacing: 2.5px; text-transform: uppercase; color: var(--text-lt); margin-bottom: 8px; }
.finput, .fsel, .fta { width: 100%; padding: 13px 16px; border: 1.5px solid var(--cream-deep); background: var(--bg); font-family: 'DM Sans', sans-serif; font-size: 14px; color: var(--text); outline: none; transition: border-color .2s; -webkit-appearance: none; }
.finput:focus, .fsel:focus, .fta:focus { border-color: var(--yellow); }
.fta { resize: vertical; min-height: 112px; }
.fsub { width: 100%; background: var(--ant); color: var(--yellow-lt); border: none; padding: 18px; font-family: 'Bebas Neue', sans-serif; font-size: 18px; letter-spacing: 3px; text-transform: uppercase; cursor: pointer; transition: background .2s; }
.fsub:hover { background: var(--yellow); color: var(--brown); }
.form-msg { padding: 14px 18px; margin-bottom: 20px; font-size: 14px; font-weight: 500; }
.form-msg.success { background: rgba(201,165,30,.15); border-left: 3px solid var(--yellow); color: var(--brown); }
.form-msg.error { background: rgba(180,50,50,.1); border-left: 3px solid #b43232; color: #7a2020; }

/* ── PROJELER ── */
.projects-section { padding: 72px 0; background: var(--bg); }
.projects-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 2px; margin-top: 40px; }
.project-card { position: relative; overflow: hidden; text-decoration: none; display: block; aspect-ratio: 4/3; }
.pc-img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.project-card:hover .pc-img { transform: scale(1.06); }
.pc-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(44,36,24,.88) 100%); }
.pc-body { position: absolute; bottom: 0; left: 0; right: 0; padding: 22px 24px 26px; }
.pc-cat { font-size: 10px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--yellow); margin-bottom: 6px; }
.pc-title { font-family: 'Bebas Neue', sans-serif; font-size: 20px; color: var(--white); margin-bottom: 4px; }
.pc-loc { font-size: 12px; color: rgba(250,247,240,.45); }
.pc-bar { position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: var(--yellow); transform: scaleX(0); transform-origin: left; transition: transform .4s; }
.project-card:hover .pc-bar { transform: scaleX(1); }

/* ── HAKKIMIZDA ── */
.mission-section { padding: 108px 0; background: var(--cream); }
.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 88px; align-items: center; }
.mission-text p { font-size: 16px; line-height: 1.8; color: var(--text-mid); font-weight: 300; margin-bottom: 18px; }
.mission-values { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 40px; }
.val-card { padding: 20px 22px; background: var(--bg); border-left: 3px solid var(--yellow); }
.val-card h4 { font-size: 14px; font-weight: 600; margin-bottom: 5px; color: var(--brown); }
.val-card p { font-size: 13px; color: var(--text-lt); line-height: 1.6; }
.mission-visual { background: var(--ant); padding: 52px 44px; position: relative; overflow: hidden; }
.mission-visual::before { content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background: var(--yellow); }
.mission-stat { margin-bottom: 40px; }
.mission-stat:last-child { margin-bottom: 0; }
.stat-big { font-family: 'Bebas Neue', sans-serif; font-size: 64px; color: var(--yellow-lt); line-height: 1; }
.stat-small { font-size: 12px; color: rgba(250,247,240,.38); letter-spacing: 1.5px; text-transform: uppercase; margin-top: 4px; }
.engineering-section { padding: 108px 0; background: var(--bg); }
.eng-steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 2px; margin-top: 60px; }
.eng-step { background: var(--cream); padding: 44px 32px; border-bottom: 3px solid transparent; transition: border-color .3s; }
.eng-step:hover { border-color: var(--yellow); }
.eng-step-num { font-family: 'Bebas Neue', sans-serif; font-size: 52px; color: rgba(201,165,30,.18); line-height: 1; margin-bottom: 22px; }
.eng-step h3 { font-size: 17px; font-weight: 600; margin-bottom: 12px; color: var(--brown); }
.eng-step p { font-size: 14px; line-height: 1.7; color: var(--text-mid); font-weight: 300; }
.principles-section { padding: 108px 0; background: var(--ant); }
.principles-section .sec-title { color: var(--yellow-pale); }
.principles-section .eyebrow { color: var(--yellow-lt); }
.principles-section .eyebrow::before { background: var(--yellow-lt); }
.principles-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 2px; margin-top: 56px; }
.principle-card { border: 1px solid rgba(250,247,240,.06); padding: 36px 26px; }
.principle-icon-box { width: 48px; height: 48px; background: rgba(201,165,30,.1); border: 1px solid rgba(201,165,30,.22); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.principle-title { font-size: 16px; font-weight: 600; color: var(--white); margin-bottom: 12px; }
.principle-text { font-size: 13px; line-height: 1.7; color: rgba(250,247,240,.38); font-weight: 300; }

/* ── DİNAMİK SAYFALAR ── */
.dynamic-page-content { padding: 80px 0; background: var(--cream); }
.dynamic-page-content .content-body { font-size: 16px; line-height: 1.8; color: var(--text-mid); max-width: 820px; }
.dynamic-page-content .content-body h2 { font-family: 'Bebas Neue', sans-serif; font-size: 36px; color: var(--brown); margin: 32px 0 16px; }
.dynamic-page-content .content-body p { margin-bottom: 16px; font-weight: 300; }
.dynamic-page-content .content-body ul { padding-left: 20px; margin-bottom: 16px; }
.dynamic-page-content .content-body ul li { margin-bottom: 8px; }

/* ── FOOTER ── */
footer { background: var(--ant-deep); border-top: 3px solid var(--yellow); padding: 48px 0 28px; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 64px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.fl-logo { font-family: 'Bebas Neue', sans-serif; font-size: 34px; color: var(--yellow); letter-spacing: 4px; margin-bottom: 16px; }
.fl-about { font-size: 13px; color: rgba(240,234,217,.32); line-height: 1.8; max-width: 280px; }
.fc-title { font-size: 10px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--yellow); margin-bottom: 22px; }
.fc-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.fc-links a { text-decoration: none; font-size: 14px; color: rgba(240,234,217,.35); transition: color .2s; }
.fc-links a:hover { color: var(--yellow-lt); }
.fc-item { font-size: 13px; color: rgba(240,234,217,.35); margin-bottom: 12px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 28px; border-top: 1px solid rgba(240,234,217,.07); }
.footer-copy { font-size: 12px; color: rgba(240,234,217,.18); }

/* ── DROPDOWN MENÜ ─────────────────────────────────────────────────────── */
.nav-links li { position: relative; }

.nav-arrow {
  font-size: 9px;
  margin-left: 4px;
  opacity: .6;
  vertical-align: middle;
  transition: transform .25s;
  display: inline-block;
}

.has-dropdown:hover .nav-arrow {
  transform: rotate(180deg);
}

.dropdown {
  display: block;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  top: calc(100% + 18px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--cream);
  border-top: 3px solid var(--yellow);
  border-bottom: 1px solid var(--cream-deep);
  box-shadow: 0 12px 40px rgba(44,36,24,.13);
  list-style: none;
  min-width: 260px;
  z-index: 999;
  padding: 8px 0;
  transition: opacity .2s ease, transform .2s ease, visibility 0s linear .4s;
}

/* ok işaretini kaldır */
.dropdown::before { display: none; }

/* nav ile dropdown arasında boşluk bırak ki mouse geçebilsin */
.dropdown::after {
  content: '';
  position: absolute;
  top: -22px;
  left: 0;
  right: 0;
  height: 22px;
}

.has-dropdown:hover .dropdown {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  transition: opacity .2s ease, transform .2s ease, visibility 0s linear 0s;
}

@keyframes dropFade {
  from { opacity: 0; transform: translateX(-50%) translateY(-6px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.dropdown li { border-bottom: 1px solid var(--cream-mid); }
.dropdown li:last-child { border-bottom: none; }

.dropdown a {
  display: block;
  padding: 13px 22px;
  font-size: 12px !important;
  font-weight: 500 !important;
  color: var(--brown) !important;
  letter-spacing: 1px !important;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background .2s, color .2s, padding-left .2s;
  text-shadow: none !important;
  opacity: 1 !important;
  -webkit-font-smoothing: antialiased;
}

.dropdown a::after { display: none !important; }

.dropdown a:hover {
  background: var(--bg);
  color: var(--brown) !important;
  padding-left: 28px;
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — Tablet & Mobile
   ═══════════════════════════════════════════════════════════ */

/* ── HAMBURGER BUTONU ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 1100;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(250,247,240,.9);
  border-radius: 2px;
  transition: all .3s ease;
}
nav.scrolled .nav-hamburger span { background: var(--brown); }

/* Hamburger açık hali */
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── TABLET (max 1024px) ── */
@media (max-width: 1024px) {
  nav { padding: 0 32px; }
  .nav-links { gap: 24px; }
  .nav-links a { font-size: 11px; letter-spacing: 1.2px; }
  .container { padding: 0 32px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-img-wrap { max-width: 560px; }
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .why-grid { grid-template-columns: 1fr; }
  .why-right { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .ref-sectors { grid-template-columns: repeat(3,1fr); }
  .process-steps { grid-template-columns: repeat(3,1fr); gap: 24px; }
  .process-steps::before { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .principles-grid { grid-template-columns: repeat(2,1fr); }
  .eng-steps { grid-template-columns: repeat(2,1fr); }
  .mission-grid { grid-template-columns: 1fr; gap: 48px; }
  .projects-grid { grid-template-columns: repeat(2,1fr); }
}

/* ── MOBİL (max 768px) ── */
@media (max-width: 768px) {

  /* Nav */
  nav {
    grid-template-columns: auto auto;
    justify-content: space-between;
    padding: 0 20px;
    height: 68px;
  }
  nav.scrolled { height: 64px; }
  .nav-logo-img { height: 48px; }
  nav.scrolled .nav-logo-img { height: 44px; }

  .nav-hamburger { display: flex; }
  .nav-cta-wrap { display: none; }

  /* Mobil menü overlay */
  .nav-links {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--ant-deep);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0;
    z-index: 1050;
    transform: translateX(100%);
    transition: transform .35s ease;
    padding: 80px 0 40px;
  }
  .nav-links.open { transform: translateX(0); }

  .nav-links li { width: 100%; text-align: center; border-bottom: 1px solid rgba(250,247,240,.06); }
  .nav-links li:first-child { border-top: 1px solid rgba(250,247,240,.06); }

  .nav-links a {
    display: block;
    padding: 18px 24px;
    font-size: 14px !important;
    letter-spacing: 2px;
    color: rgba(250,247,240,.75) !important;
    text-shadow: none !important;
  }
  .nav-links a:hover, .nav-links a.active { color: var(--yellow-lt) !important; background: rgba(201,165,30,.06); }
  .nav-links a::after { display: none !important; }

  /* Mobilde iletişim menü içine gir */
  .nav-links::after {
    content: 'İLETİŞİM';
    display: block;
    margin-top: 24px;
    padding: 14px 40px;
    background: var(--yellow);
    color: var(--brown);
    font-family: 'Bebas Neue', sans-serif;
    font-size: 16px;
    letter-spacing: 3px;
    cursor: pointer;
  }

  /* Dropdown mobilde accordion */
  .has-dropdown .dropdown {
    position: static;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    box-shadow: none;
    border-top: none;
    border-left: 3px solid var(--yellow);
    background: rgba(201,165,30,.05);
    min-width: 100%;
    display: none;
    padding: 0;
  }
  .has-dropdown.mob-open .dropdown { display: block; }
  .dropdown a { padding: 14px 36px !important; font-size: 12px !important; color: rgba(250,247,240,.5) !important; }
  .dropdown a:hover { color: var(--yellow-lt) !important; background: transparent !important; padding-left: 36px !important; }
  .dropdown::after { display: none; }
  .nav-arrow { display: inline-block; }

  /* Hero */
  .hero { height: 88vh; min-height: 480px; }
  .hero-content { padding: 0 24px 60px; max-width: 100%; }
  .hero-title { font-size: clamp(38px, 10vw, 58px); }
  .hero-desc { font-size: 13px; }
  .hero-btns { flex-direction: column; gap: 10px; }
  .btn-gold, .btn-ghost { padding: 13px 24px; font-size: 11px; text-align: center; }
  .hero-indicators { left: 24px; bottom: 20px; }
  .hero-counter { right: 24px; bottom: 20px; }
  .hero-arrow { display: none; }

  /* Genel */
  .container { padding: 0 20px; }
  .sec-title { font-size: clamp(32px, 8vw, 48px); }

  /* About */
  .about-section { padding: 52px 0; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-badge { bottom: -12px; left: -8px; padding: 16px 18px; }
  .about-badge-num { font-size: 36px; }
  .about-feats { grid-template-columns: 1fr; }

  /* Hizmetler */
  .services-section { padding: 52px 0; }
  .services-top { flex-direction: column; align-items: flex-start; gap: 16px; }
  .services-grid { grid-template-columns: 1fr 1fr; gap: 2px; }
  .service-section { padding: 52px 0; }
  .service-layout, .service-layout.rev { grid-template-columns: 1fr; direction: ltr; gap: 32px; }

  /* Why */
  .why-section { padding: 52px 0; }
  .why-grid { grid-template-columns: 1fr; margin-top: 28px; }
  .why-right { display: none; }

  /* References */
  .ref-sectors { grid-template-columns: repeat(2,1fr); }

  /* Process */
  .process-section { padding: 52px 0; }
  .process-steps { grid-template-columns: 1fr 1fr; gap: 20px; }
  .process-steps::before { display: none; }

  /* Contact */
  .contact-section { padding: 52px 0; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-wrap { padding: 28px 20px; }
  .frow { grid-template-columns: 1fr; gap: 0; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-inner { padding: 0 20px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  /* Hakkımızda */
  .mission-grid { grid-template-columns: 1fr; gap: 36px; }
  .mission-visual { padding: 32px 24px; }
  .stat-big { font-size: 48px; }
  .eng-steps { grid-template-columns: 1fr; gap: 2px; }
  .principles-grid { grid-template-columns: 1fr; gap: 2px; }

  /* Projeler */
  .projects-grid { grid-template-columns: 1fr; }

  /* Page hero */
  .page-hero { min-height: 200px; }
  .page-hero-content { padding: 40px 20px; }
  .page-title { font-size: clamp(36px, 9vw, 56px); }
}

/* ── KÜÇÜK MOBİL (max 480px) ── */
@media (max-width: 480px) {
  .services-grid { grid-template-columns: 1fr; }
  .ref-sectors { grid-template-columns: repeat(2,1fr); }
  .process-steps { grid-template-columns: 1fr; }
  .hero-title { font-size: clamp(34px, 9vw, 44px); }
}