/* BY Proje Mühendislik - koyu "sayfa sayfa" tasarım (hifive.com.tr deseni: üst üste binen sayfalar, 3B proje halkası). Sayfalar olustur.py ile üretilir. */
:root {
  --vurgu: #4f9bff;          /* parlak mavi: logonun lacivertinden türetildi */
  --ikinci: #ffb400;         /* çelik sarısı: süsleme */
  --siyah: #070b12;          /* mavimsi siyah zemin */
  --yuzey: #0e141e;
  --yuzey2: #151d2a;
  --beyaz: #f4f7fc;
  --gri: #9aa7b8;
  --cizgi: rgba(244, 247, 252, .14);
  --display: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  --meta: "Space Grotesk", "Poppins", monospace, sans-serif;
  --radius: 22px;
  --gecis: cubic-bezier(.22, .9, .3, 1);
  --genis: min(1180px, 92vw);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--display); background: var(--siyah); color: var(--beyaz); line-height: 1.6; overflow-x: clip; -webkit-font-smoothing: antialiased; }
::selection { background: var(--vurgu); color: var(--siyah); }
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
:focus-visible { outline: 3px solid var(--vurgu); outline-offset: 3px; border-radius: 6px; }
body.intro-acik { overflow: hidden; }

/* ============ ORTAK ============ */
.kap { width: var(--genis); margin: 0 auto; }
.bolum { padding: clamp(48px, 6vw, 88px) 0; }
.etiket, .ust-yazi { font-family: var(--meta); font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--vurgu);
  display: inline-flex; align-items: center; gap: .6em; margin-bottom: 18px; }
.etiket::before, .ust-yazi::before { content: ""; width: 26px; height: 2px; background: var(--ikinci); border-radius: 2px; }
.baslik, h1, h2 { font-weight: 700; line-height: 1.12; letter-spacing: -.02em; }
.baslik { font-size: clamp(2rem, 4.6vw, 3.3rem); text-transform: lowercase; margin-bottom: 14px; }
.nokta-v { color: var(--vurgu); }
.aciklama { color: var(--gri); max-width: 56ch; font-size: 1.02rem; }
.dipnot { font-size: .82rem; color: var(--gri); margin-top: 14px; }

.gorun { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--gecis), transform .8s var(--gecis); }
.gorun.gorundu { opacity: 1; transform: none; }

.buton-birincil, .dugme { padding: 14px 28px; border-radius: 999px; font-weight: 700; font-size: .95rem; background: var(--vurgu); color: var(--siyah);
  display: inline-flex; align-items: center; gap: .5em; border: 2px solid var(--vurgu); font-family: var(--display);
  transition: transform .3s var(--gecis), box-shadow .3s, background .3s; }
.buton-birincil:hover, .dugme:hover { transform: translateY(-2px); box-shadow: 0 14px 34px -12px rgba(79, 155, 255, .55); }
.buton-ikincil, .dugme.ikincil { padding: 14px 28px; border-radius: 999px; font-weight: 600; font-size: .95rem; border: 2px solid var(--beyaz); color: var(--beyaz); background: transparent;
  display: inline-flex; align-items: center; gap: .5em; transition: background .3s, color .3s, transform .3s var(--gecis); }
.buton-ikincil:hover, .dugme.ikincil:hover { background: var(--beyaz); color: var(--siyah); transform: translateY(-2px); box-shadow: none; }
.cizgili { display: inline-flex; align-items: center; gap: 14px; font-family: var(--meta); font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; color: var(--vurgu); }
.cizgili::after { content: ""; width: 44px; height: 1px; background: currentColor; transition: width .3s; }
.cizgili:hover::after { width: 70px; }

/* ============ AÇILIŞ İNTROSU ============ */
.intro { position: fixed; inset: 0; z-index: 400; background: var(--siyah); transition: background .28s, transform .8s var(--gecis), border-radius .8s var(--gecis); display: grid; place-items: center;
}
.intro.bitti { transform: translateY(-100%); border-radius: 0 0 40px 40px; pointer-events: none; }
.intro-sahne { display: grid; place-items: center; text-align: center; }
.intro-kelime { font-weight: 800; font-size: clamp(3rem, 10vw, 6.5rem); letter-spacing: -.04em; line-height: 1; text-transform: lowercase;
  display: inline-flex; align-items: baseline; animation: introPat .4s var(--gecis); }
.intro-kelime .i-dot { width: .34em; height: .34em; border-radius: 50%; margin-left: .12em; transform: translateY(-.04em); display: inline-block; }
.zip-top { position: absolute; left: 0; top: 0; border-radius: 50%; background: var(--vurgu); will-change: transform; transform-origin: 50% 100%; z-index: 2; box-shadow: 0 6px 24px rgba(79, 155, 255, .35); }
.intro-top { width: clamp(60px, 9vw, 110px); height: clamp(60px, 9vw, 110px); border-radius: 50%; background: var(--vurgu); animation: introBuyu .6s var(--gecis); }
@keyframes introPat { from { opacity: 0; transform: scale(.82); } to { opacity: 1; transform: scale(1); } }
@keyframes introBuyu { from { transform: scale(.2); opacity: .4; } to { transform: scale(1); opacity: 1; } }
.intro-gec { position: absolute; bottom: 28px; right: 30px; font-family: var(--meta); font-size: .78rem; letter-spacing: .22em; text-transform: uppercase;
  color: #fff; mix-blend-mode: difference; padding: 10px 6px; opacity: .75; transition: opacity .3s; }
.intro-gec:hover { opacity: 1; }

/* ============ NAV ============ */
.ust { position: fixed; inset: 0 0 auto 0; z-index: 200; transition: background .3s, box-shadow .3s, backdrop-filter .3s; }
.ust.kaydi, .dolu-ust .ust { background: rgba(7, 11, 18, .82); backdrop-filter: blur(14px); box-shadow: 0 1px 0 rgba(244, 247, 252, .1); }
.ust-ic { width: var(--genis); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; height: 92px; position: relative; }
.logo { display: inline-flex; align-items: center; height: 64px; flex: none; }
.logo img { height: 100%; width: auto; }
.logo .logo-koyu, .logo .logo-yazi { display: none; }
.logo.yazi img { display: none !important; }
.logo.yazi .logo-yazi { display: flex; }
.logo-yazi { flex-direction: column; font-weight: 800; font-size: 1.3rem; letter-spacing: .08em; line-height: 1; }
.logo-yazi small { font-size: .55rem; font-weight: 500; letter-spacing: .34em; margin-top: 5px; }
.menu { display: flex; align-items: center; justify-content: center; gap: clamp(14px, 2vw, 32px); flex: 1; margin: 0 clamp(12px, 2vw, 32px); }
.menu a { font-size: .95rem; font-weight: 500; position: relative; padding: 4px 0; text-transform: lowercase; }
.menu a::after { content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px; background: var(--vurgu); border-radius: 2px; transition: width .3s var(--gecis); }
.menu a:hover::after, .menu a.aktif::after { width: 100%; }
.menu a.aktif { color: var(--vurgu); }
.menu .dil { font-family: var(--meta); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; opacity: .7; }
.cta { background: var(--vurgu); color: var(--siyah); padding: 12px 24px; border-radius: 999px; font-weight: 700; font-size: .95rem;
  display: inline-flex; align-items: center; gap: .5em; transition: transform .3s var(--gecis), background .3s; }
.cta:hover { transform: translateY(-2px); background: var(--beyaz); }
.cta .el { display: inline-block; transition: transform .4s var(--gecis); }
.cta:hover .el { transform: rotate(20deg); }
.menu .cta { display: none; }
.menu-dugme { display: none; flex-direction: column; gap: 5px; padding: 10px; z-index: 210; }
.menu-dugme span { width: 26px; height: 2.5px; background: var(--beyaz); border-radius: 3px; transition: .35s var(--gecis); display: block; }
.menu-acik .menu-dugme span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.menu-acik .menu-dugme span:nth-child(2) { opacity: 0; }
.menu-acik .menu-dugme span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
.dolu-ust main { padding-top: 92px; }

/* ============ SAYFA SAYFA (apple tarzı üst üste binme) ============ */
.sayfalar { position: relative; }
.sayfa { position: sticky; top: 0; min-height: 100svh; background: var(--siyah); will-change: transform; transition: border-radius .35s var(--gecis);
  overflow: clip; transform-origin: 50% 100%; }
.sayfa:not(:first-child) { border-radius: 36px 36px 0 0; box-shadow: 0 -34px 80px rgba(0, 0, 0, .7); border-top: 1px solid rgba(79, 155, 255, .35); }
.sayfa.kapaniyor { border-radius: 36px; }
.sayfa-orta { display: flex; flex-direction: column; justify-content: center; }
.nokta-nav { position: fixed; right: 26px; top: 50%; transform: translateY(-50%); z-index: 150; display: flex; flex-direction: column; gap: 12px; mix-blend-mode: difference; }
.nokta-nav button { display: flex; align-items: center; gap: 10px; flex-direction: row-reverse; padding: 4px; }
.nokta-nav i { width: 9px; height: 9px; border-radius: 50%; background: #fff; opacity: .4; transition: .3s var(--gecis); display: block; flex: none; }
.nokta-nav span { font-family: var(--meta); font-size: .66rem; letter-spacing: .18em; text-transform: uppercase; color: #fff; opacity: 0; transform: translateX(6px); transition: .3s var(--gecis); white-space: nowrap; }
.nokta-nav button:hover span { opacity: .85; transform: none; }
.nokta-nav button.aktif i { opacity: 1; transform: scale(1.7); }

/* ============ TANITIM (açılış ekranı; hifive'daki video yerine slayt) ============ */
.showreel { height: 100svh; min-height: 520px; position: relative; overflow: hidden; background: #000; color: #fff; }
.slayt { position: absolute; inset: 0; opacity: 0; transition: opacity 1.1s ease; visibility: hidden; }
.slayt.aktif { opacity: 1; visibility: visible; }
.slayt-foto { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 7s ease; }
.slayt.aktif .slayt-foto { transform: scale(1); }
.slayt::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(7, 11, 18, .15) 0%, rgba(7, 11, 18, .25) 45%, rgba(7, 11, 18, .85) 100%); }
.slayt.cizimli { background: #0b1019; }
.slayt-cizim { position: absolute; left: 0; top: 50%; transform: translateY(-46%); width: 64%; opacity: .95; }
.slayt.cizimli::after { background: linear-gradient(90deg, transparent 40%, rgba(7, 11, 18, .9) 72%); }
.slayt-yazi { position: absolute; z-index: 2; right: 4vw; bottom: 17%; width: min(540px, 86vw); text-align: right; }
.slayt-yazi .ust-yazi { margin-bottom: 14px; }
.slayt-baslik { font-size: clamp(2rem, 4.6vw, 3.6rem); font-weight: 800; text-transform: lowercase; letter-spacing: -.03em; margin-bottom: 16px; }
.slayt-yazi p { color: #d5deea; margin-bottom: 24px; }
.slayt-kontrol { position: absolute; z-index: 3; left: 4vw; bottom: 36px; display: flex; align-items: center; gap: 16px; }
.slayt-kontrol .ok { width: 46px; height: 46px; border-radius: 50%; border: 2px solid rgba(244, 247, 252, .4); font-size: 1.2rem; transition: .3s var(--gecis); }
.slayt-kontrol .ok:hover { background: var(--vurgu); border-color: var(--vurgu); color: var(--siyah); }
.noktalar { display: flex; gap: 10px; }
.nokta { width: 34px; height: 3px; border-radius: 3px; background: rgba(244, 247, 252, .3); padding: 0; transition: background .3s; }
.nokta.aktif { background: var(--vurgu); }

/* ============ İŞLER: 3B SAHNE ============ */
.sahne-bolum { background: radial-gradient(900px 420px at 18% 0%, rgba(79, 155, 255, .12), transparent 60%), radial-gradient(700px 420px at 85% 15%, rgba(255, 180, 0, .08), transparent 60%),
  radial-gradient(600px 500px at 50% 112%, rgba(79, 155, 255, .08), transparent 60%), var(--siyah);
  position: relative; overflow: hidden; padding-top: clamp(86px, 10vh, 104px); padding-bottom: clamp(14px, 2vh, 28px); }
.sahne-baslik { text-align: center; font-weight: 700; letter-spacing: -.02em; text-transform: lowercase; font-size: clamp(1.9rem, 4vw, 2.9rem); line-height: 1.1;
  position: relative; z-index: 3; margin-bottom: clamp(16px, 2.5vh, 28px); }
.sahne-alan { position: relative; height: 450px; perspective: 1600px; touch-action: pan-y; cursor: grab; z-index: 1; }
.sahne-alan.tutuluyor { cursor: grabbing; }
.halka { position: absolute; inset: 0; transform-style: preserve-3d; will-change: transform; }
.is-kart { position: absolute; left: 50%; top: 50%; width: var(--kart-g, 300px); height: var(--kart-y, 400px);
  margin-left: calc(var(--kart-g, 300px) / -2); margin-top: calc(var(--kart-y, 400px) / -2); border-radius: var(--radius); overflow: hidden;
  backface-visibility: hidden; background: #0b1019; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .75); display: flex; flex-direction: column; user-select: none; -webkit-user-select: none; }
.is-kapak { flex: 1; position: relative; overflow: hidden; background: #f5f6f8; }
.is-kapak img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
.is-kapak .tur-rozet { position: absolute; top: 14px; right: 14px; font-family: var(--meta); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
  background: rgba(7, 11, 18, .65); color: var(--beyaz); padding: 5px 12px; border-radius: 999px; backdrop-filter: blur(4px); }
.is-bilgi { background: rgba(5, 8, 13, .96); padding: 16px 18px 18px; }
.is-bilgi h4 { font-size: 1.02rem; font-weight: 600; line-height: 1.3; text-transform: lowercase; margin-bottom: 6px; }
.is-bilgi p { font-family: var(--meta); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(244, 247, 252, .55); }
.sahne-kontrol { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 26px; position: relative; z-index: 5; }
.yon { width: 52px; height: 52px; border-radius: 50%; border: 2px solid rgba(244, 247, 252, .4); display: grid; place-items: center; transition: all .3s var(--gecis); font-size: 1.2rem; }
.yon:hover { background: var(--vurgu); border-color: var(--vurgu); color: var(--siyah); }
.ipucu { font-family: var(--meta); font-size: .75rem; letter-spacing: .24em; text-transform: uppercase; color: rgba(244, 247, 252, .45); display: flex; align-items: center; gap: .8em; }
.ipucu i { display: inline-block; width: 34px; height: 2px; background: rgba(244, 247, 252, .25); position: relative; overflow: hidden; }
.ipucu i::after { content: ""; position: absolute; inset: 0; background: var(--ikinci); animation: surukle 2.2s var(--gecis) infinite; }
@keyframes surukle { 0% { transform: translateX(-100%); } 60% { transform: translateX(100%); } 100% { transform: translateX(100%); } }
.tum-link { display: block; width: max-content; margin: 22px auto 0; position: relative; z-index: 5; font-family: var(--meta); font-size: .78rem; letter-spacing: .2em;
  text-transform: uppercase; color: var(--vurgu); border-bottom: 1px solid rgba(79, 155, 255, .45); padding-bottom: 3px; transition: color .3s, border-color .3s; }
.tum-link:hover { color: var(--beyaz); border-color: var(--beyaz); }

/* modal */
.modal { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 20px; visibility: hidden; opacity: 0; transition: .35s; }
.modal.acik { visibility: visible; opacity: 1; }
.modal-fon { position: absolute; inset: 0; background: rgba(3, 5, 9, .78); backdrop-filter: blur(8px); }
.modal-kutu { position: relative; width: min(640px, 100%); max-height: calc(100svh - 40px); overflow: auto; background: var(--yuzey); border-radius: 26px;
  transform: translateY(30px) scale(.97); transition: transform .4s var(--gecis); box-shadow: 0 40px 90px -30px rgba(0, 0, 0, .8); border: 1px solid var(--cizgi); }
.modal.acik .modal-kutu { transform: none; }
.modal-medya { position: relative; aspect-ratio: 16 / 9; background: #f5f6f8; overflow: hidden; }
.modal-medya img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.modal-govde { padding: 26px 28px 30px; }
.modal-govde h3 { font-size: 1.5rem; font-weight: 700; text-transform: lowercase; letter-spacing: -.02em; margin-bottom: 14px; }
.modal-meta { display: grid; grid-template-columns: 1fr; gap: 14px; margin-bottom: 18px; }
.modal-meta div { background: var(--yuzey2); border-radius: 14px; padding: 12px 14px; }
.modal-meta small { font-family: var(--meta); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gri); display: block; margin-bottom: 3px; }
.modal-meta b { font-size: .92rem; font-weight: 600; }
.modal-govde p { color: var(--gri); font-size: .95rem; }
.modal-alt { display: flex; align-items: center; justify-content: flex-end; margin-top: 22px; }
.modal-kapat { position: absolute; top: 14px; right: 14px; width: 42px; height: 42px; border-radius: 50%; background: rgba(7, 11, 18, .6); font-size: 1.1rem; display: grid; place-items: center; transition: .3s; z-index: 2; }
.modal-kapat:hover { background: var(--ikinci); color: var(--siyah); transform: rotate(90deg); }

/* ============ MANİFESTO ============ */
.manifesto { position: relative; overflow: hidden; padding: 96px 0 48px; }
.manifesto-ic { position: relative; z-index: 2; max-width: 780px; margin-left: calc((100vw - var(--genis)) / 2); }
.manifesto-metin { font-size: clamp(1rem, 1.8vw, 1.35rem); line-height: 1.62; font-weight: 500; letter-spacing: -.01em; margin-bottom: 1.15em; }
.manifesto-metin .vurgu, .vurgu { color: var(--vurgu); font-weight: 700; }
.manifesto-damga { display: inline-block; background: var(--vurgu); color: var(--siyah); font-weight: 800; font-size: clamp(1.2rem, 2.4vw, 1.7rem); letter-spacing: -.02em;
  padding: .28em .55em; margin: 0 0 1em; transform: rotate(-1deg); }
.manifesto .gorun:nth-child(2) { transition-delay: .12s; } .manifesto .gorun:nth-child(3) { transition-delay: .24s; } .manifesto .gorun:nth-child(4) { transition-delay: .36s; }
.selam-serit { overflow: hidden; margin-bottom: clamp(24px, 4vh, 44px); position: relative; z-index: 2; }
.selam-ic { display: flex; width: max-content; animation: kayan 34s linear infinite; }
.selam-serit:hover .selam-ic { animation-play-state: paused; }
.selam-grup { display: flex; align-items: center; gap: .7em; padding-right: .7em; font-weight: 800; font-size: clamp(1.9rem, 4.8vw, 3.3rem); letter-spacing: -.035em;
  text-transform: lowercase; white-space: nowrap; line-height: 1; }
.selam-grup .s-lime { color: var(--vurgu); }
.selam-grup i { width: .24em; height: .24em; border-radius: 50%; background: var(--ikinci); flex: none; }
@keyframes kayan { to { transform: translateX(-50%); } }
.top { position: absolute; border-radius: 50%; background: var(--vurgu); will-change: transform; z-index: 1; pointer-events: none; }
.t1 { width: 340px; height: 340px; opacity: .10; top: 8%; left: -90px; filter: blur(2px); }
.t2 { width: 150px; height: 150px; opacity: .2; top: 16%; right: 13%; }
.t3 { width: 70px; height: 70px; opacity: .32; bottom: 27%; right: 27%; }
.t4 { width: 230px; height: 230px; opacity: .12; bottom: -70px; right: -50px; filter: blur(3px); }
.t5 { width: 46px; height: 46px; opacity: .45; top: 54%; left: 7%; }
.t6 { width: 110px; height: 110px; opacity: .15; bottom: 12%; left: 24%; filter: blur(1px); }
.t7 { width: 130px; height: 130px; opacity: .14; top: 10%; right: 7%; }
.t8 { width: 220px; height: 220px; opacity: .08; bottom: -60px; left: -60px; filter: blur(3px); }
.kaydir { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); font-family: var(--meta); font-size: .72rem; letter-spacing: .3em; text-transform: uppercase;
  color: var(--gri); display: flex; flex-direction: column; align-items: center; gap: 10px; z-index: 2; }
.kaydir::after { content: ""; width: 2px; height: 44px; background: linear-gradient(var(--vurgu), transparent); animation: akis 1.8s infinite; }
@keyframes akis { 0% { transform: scaleY(0); transform-origin: top; } 55% { transform: scaleY(1); transform-origin: top; } 56% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ============ HERO ============ */
.hero { min-height: 100svh; display: flex; align-items: center; position: relative; padding-top: 100px; overflow: hidden; }
.hero-ic { position: relative; z-index: 2; width: var(--genis); margin: 0 auto; }
.hero h1 { font-size: clamp(2.6rem, 7.2vw, 5.4rem); font-weight: 800; line-height: 1.04; letter-spacing: -.035em; text-transform: lowercase; }
.hero .merhaba { display: inline-flex; align-items: baseline; font-size: clamp(1.1rem, 2.2vw, 1.5rem); font-weight: 700; background: var(--vurgu); color: var(--siyah);
  padding: .35em .9em; border-radius: 999px; margin-bottom: 26px; transform: rotate(-2deg); }
.hero .merhaba i { width: .4em; height: .4em; border-radius: 50%; background: var(--siyah); margin-left: .15em; display: inline-block; }
.donen-kelime { color: var(--vurgu); display: inline-block; position: relative; min-width: 5.2em; }
.donen-kelime .kelime { position: absolute; left: 0; top: 0; opacity: 0; transform: translateY(24px); transition: opacity .5s var(--gecis), transform .5s var(--gecis); white-space: nowrap; }
.donen-kelime .kelime.gorunen { position: relative; opacity: 1; transform: none; }
.hero-alt { margin-top: 28px; max-width: 52ch; color: var(--gri); font-size: clamp(1rem, 1.4vw, 1.15rem); }
.hero-alt b { color: var(--beyaz); }
.hero-butonlar { display: flex; gap: 16px; margin-top: 38px; flex-wrap: wrap; }
.konfeti { position: absolute; border-radius: 50%; will-change: transform; z-index: 1; }
.k1 { width: 150px; height: 150px; background: var(--vurgu); top: 16%; right: 12%; opacity: .28; }
.k2 { width: 70px; height: 70px; background: var(--ikinci); top: 56%; right: 26%; opacity: .75; }
.k3 { width: 52px; height: 52px; border: 5px solid var(--vurgu); top: 30%; right: 34%; opacity: .8; }
.k4 { width: 230px; height: 230px; background: var(--vurgu); bottom: -70px; right: -40px; opacity: .5; }
.k5 { width: 26px; height: 26px; background: var(--beyaz); top: 70%; right: 9%; opacity: .85; }

/* ============ HİZMETLER ============ */
.hizmet-liste { border-top: 2px solid var(--cizgi); margin-top: 30px; }
.hizmet { border-bottom: 2px solid var(--cizgi); transition: background .35s; }
.hizmet:hover { background: rgba(79, 155, 255, .05); }
.hizmet-bas { width: 100%; display: flex; align-items: center; gap: 18px; padding: 17px 10px; text-align: left; }
.hizmet-renk { width: 14px; height: 14px; border-radius: 50%; flex: none; transition: transform .35s var(--gecis); }
.hizmet-bas h3 { font-size: clamp(1.05rem, 2vw, 1.45rem); font-weight: 600; text-transform: lowercase; letter-spacing: -.01em; flex: 1; }
.hizmet-ok { width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--beyaz); display: grid; place-items: center; flex: none; transition: transform .4s var(--gecis), background .3s, border-color .3s, color .3s; }
.hizmet-ok svg { width: 16px; height: 16px; }
.hizmet.acik .hizmet-ok { transform: rotate(45deg); background: var(--vurgu); border-color: var(--vurgu); color: var(--siyah); }
.hizmet.acik .hizmet-renk { transform: scale(1.7); }
.hizmet-icerik { max-height: 0; overflow: hidden; transition: max-height .5s var(--gecis); }
.hizmet-icerik-ic { padding: 0 10px 30px 44px; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 10px 26px; }
.hizmet-icerik-ic span { color: var(--gri); font-size: .95rem; position: relative; padding-left: 18px; }
.hizmet-icerik-ic span::before { content: ""; position: absolute; left: 0; top: .55em; width: 8px; height: 8px; border-radius: 2px; background: var(--vurgu); }

/* ============ SÜREÇ ============ */
.surec-izgara { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 38px; counter-reset: adim; list-style: none; }
.adim { background: var(--yuzey); border-radius: var(--radius); padding: 28px 24px 30px; position: relative; counter-increment: adim; overflow: hidden;
  transition: transform .4s var(--gecis), box-shadow .4s; border: 1px solid var(--cizgi); }
.adim:hover { transform: translateY(-8px); box-shadow: 0 24px 50px -24px rgba(79, 155, 255, .35); }
.adim::before { content: "0" counter(adim); font-family: var(--meta); font-weight: 600; font-size: .85rem; letter-spacing: .14em; display: inline-block; margin-bottom: 16px;
  padding: 6px 13px; border-radius: 999px; background: var(--adim-renk, var(--vurgu)); color: var(--adim-metin, var(--siyah)); }
.adim h3 { font-size: 1.25rem; font-weight: 700; text-transform: lowercase; margin-bottom: 8px; letter-spacing: -.01em; }
.adim p { color: var(--gri); font-size: .92rem; }
.adim::after { content: ""; position: absolute; right: -26px; bottom: -26px; width: 90px; height: 90px; border-radius: 50%; background: var(--adim-renk, var(--vurgu)); opacity: .13; transition: transform .5s var(--gecis); }
.adim:hover::after { transform: scale(1.6); }

/* ============ İLETİŞİM / KAPANIŞ ============ */
.iletisim { background: var(--vurgu); color: var(--siyah); position: relative; overflow: hidden; }
.iletisim::before { content: ""; position: absolute; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(7, 11, 18, .14), transparent 65%); top: -160px; right: -120px; }
.iletisim::after { content: ""; position: absolute; width: 120px; height: 120px; border-radius: 50%; border: 9px solid var(--ikinci); border-color: var(--ikinci) transparent transparent transparent;
  bottom: 12%; right: 8%; transform: rotate(-30deg); }
.iletisim .etiket { color: var(--siyah); } .iletisim .etiket::before { background: var(--siyah); }
.iletisim-baslik { font-size: clamp(2.6rem, 7vw, 5rem); font-weight: 800; letter-spacing: -.035em; text-transform: lowercase; line-height: 1.05; margin-bottom: 30px; }
.iletisim-baslik .soru { color: #fff; }
.iletisim-baslik .dot { display: inline-block; width: .4em; height: .4em; border-radius: 50%; background: var(--siyah); margin-left: .1em; animation: zipla 2.4s var(--gecis) infinite; }
@keyframes zipla { 0%, 100% { transform: translateY(0); } 18% { transform: translateY(-.35em); } 36% { transform: translateY(0); } }
.iletisim-satir { display: flex; gap: 16px 28px; flex-wrap: wrap; margin-bottom: 40px; align-items: center; }
.eposta { font-family: var(--meta); font-size: clamp(1rem, 2.4vw, 1.4rem); letter-spacing: .02em; border-bottom: 3px solid var(--siyah); padding-bottom: 4px; transition: color .3s, border-color .3s; font-weight: 600; }
.eposta:hover { color: #fff; border-color: #fff; }
.iletisim .buton-birincil { background: var(--siyah); color: var(--beyaz); border-color: var(--siyah); }
.iletisim .buton-birincil:hover { box-shadow: 0 14px 34px -12px rgba(7, 11, 18, .6); }
.footer-izgara { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-top: 44px; border-top: 2px solid rgba(7, 11, 18, .25); }
.footer-izgara h4 { font-family: var(--meta); font-size: .74rem; letter-spacing: .22em; text-transform: uppercase; color: rgba(7, 11, 18, .6); margin-bottom: 16px; }
.footer-izgara ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-izgara a { color: rgba(7, 11, 18, .88); font-size: .95rem; font-weight: 500; transition: color .3s; }
.footer-izgara a:hover { color: #fff; }
.footer-marka .logo { height: 52px; } .footer-marka .logo-acik { display: none; } .footer-marka .logo .logo-koyu { display: block; }
.footer-marka p { color: rgba(7, 11, 18, .7); font-size: .92rem; max-width: 36ch; margin-top: 14px; }
.footer-alt { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 44px; padding-top: 22px; border-top: 2px solid rgba(7, 11, 18, .18); font-size: .82rem; color: rgba(7, 11, 18, .65); }
.footer-alt .kvkk-ac { color: inherit; }

/* ============ ALT SAYFALAR ============ */
.sayfa-basi { padding: clamp(60px, 9vh, 100px) 0 clamp(20px, 3vh, 36px); position: relative; }
.sayfa-basi h1 { font-size: clamp(2.2rem, 6vw, 4.4rem); font-weight: 800; line-height: 1.04; letter-spacing: -.035em; text-transform: lowercase; max-width: 20ch; }
.sayfa-alt { color: var(--gri); margin-top: 14px; max-width: 60ch; font-size: clamp(1rem, 1.4vw, 1.15rem); }
.metin-blok { max-width: none; }
.metin-blok p { font-size: clamp(1rem, 1.5vw, 1.2rem); color: #cfd8e5; max-width: 820px; margin-bottom: 18px; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); text-transform: lowercase; margin-bottom: 28px; }
h3 { font-size: 1.15rem; font-weight: 600; }
.bolum.ust-bosluksuz { padding-top: 24px; }
.bolum.acik, .bolum.koyu { background: var(--yuzey); border-block: 1px solid var(--cizgi); }
.kalemler { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.kalemler.iki { grid-template-columns: repeat(2, 1fr); }
.kalem { background: var(--yuzey2); border: 1px solid var(--cizgi); border-radius: 18px; padding: 24px; transition: transform .35s var(--gecis), border-color .35s; }
.kalem:hover { transform: translateY(-5px); border-color: rgba(79, 155, 255, .55); }
.kalem .no, .surec .no { display: inline-block; font-family: var(--meta); font-size: .8rem; letter-spacing: .14em; background: var(--vurgu); color: var(--siyah); padding: 5px 12px; border-radius: 999px; margin-bottom: 14px; font-weight: 600; }
.kalem h3, .surec h3 { margin-bottom: 10px; text-transform: lowercase; font-size: 1.2rem; }
.kalem p, .surec p { color: var(--gri); font-size: .95rem; }
.surec { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.surec li { background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: var(--radius); padding: 26px 22px; }
.alanlar { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px 26px; }
.alanlar li { padding: 14px 0 14px 20px; border-bottom: 2px solid var(--cizgi); position: relative; }
.alanlar li::before { content: ""; position: absolute; left: 0; top: 1.35em; width: 8px; height: 8px; border-radius: 2px; background: var(--vurgu); }
.il-kartlar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 8px; }
.il-kart { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; padding: 26px 22px; background: var(--yuzey); border: 1px solid var(--cizgi); border-radius: 18px; transition: border-color .3s; }
.il-kart:hover { border-color: rgba(79, 155, 255, .55); }
.il-kart svg { width: 30px; height: 30px; fill: none; stroke: var(--vurgu); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; }
.il-etiket { font-family: var(--meta); font-size: .68rem; letter-spacing: .18em; text-transform: uppercase; color: var(--gri); }
.il-kart a:hover { color: var(--vurgu); }
.sunumlar { display: flex; flex-wrap: wrap; gap: 28px; }
.sunum { display: flex; flex-direction: column; align-items: center; gap: 10px; width: 150px; text-align: center; font-size: .85rem; }
.sunum svg { width: 56px; height: 56px; fill: none; stroke: var(--beyaz); stroke-width: 1.3; }
.serit { overflow: hidden; } .serit ul { display: flex; gap: 72px; list-style: none; align-items: center; padding: 0 4vw; flex-wrap: wrap; }
.serit.kayan ul { flex-wrap: nowrap; width: max-content; animation: kayan 40s linear infinite; }
.serit img { height: 54px; width: auto; filter: grayscale(1) invert(1); opacity: .7; }

/* projeler */
.filtre { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 26px; }
.filtre button { font-family: var(--meta); font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--cizgi); color: var(--gri); transition: background .25s, color .25s, border-color .25s; }
.filtre button:hover { color: var(--beyaz); border-color: rgba(244, 247, 252, .4); }
.filtre button.aktif { background: var(--vurgu); border-color: var(--vurgu); color: var(--siyah); }
.proje-izgara { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.proje-kart { position: relative; display: block; aspect-ratio: 4 / 3; border-radius: 18px; overflow: hidden; background: #f1f4f9; border: 1px solid var(--cizgi); isolation: isolate; transition: border-color .3s; }
.proje-kart.gizli { display: none; }
.proje-kart img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--gecis); }
.proje-kart::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(7, 11, 18, 0) 45%, rgba(7, 11, 18, .92)); z-index: 1; }
.proje-kart:hover img { transform: scale(1.05); } .proje-kart:hover { border-color: rgba(79, 155, 255, .6); }
.pk-yazi { position: absolute; left: 0; right: 0; bottom: 0; padding: 18px; z-index: 2; }
.pk-yazi h3 { font-size: 1.05rem; text-transform: lowercase; margin-bottom: 4px; }
.pk-yazi small { font-family: var(--meta); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: rgba(244, 247, 252, .65); }
.proje-galeri { display: grid; gap: 14px; margin-top: 30px; }
.galeri-oge { display: block; border-radius: 16px; overflow: hidden; background: #f1f4f9; }
.galeri-oge img { width: 100%; transition: transform .7s var(--gecis); } .galeri-oge:hover img { transform: scale(1.02); }
.proje-alt { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px; margin-top: 40px; padding-top: 28px; border-top: 2px solid var(--cizgi); }
.galeri { position: fixed; inset: 0; z-index: 350; background: rgba(3, 5, 9, .96); display: none; align-items: center; justify-content: center; }
.galeri.acik { display: flex; }
.galeri img { max-width: 92vw; max-height: 88vh; border-radius: 10px; }
.galeri button { position: absolute; font-size: 1.6rem; padding: 12px 18px; width: 52px; height: 52px; border-radius: 50%; border: 2px solid rgba(244, 247, 252, .35); display: grid; place-items: center; padding: 0; transition: .25s; }
.galeri button:hover { background: var(--vurgu); border-color: var(--vurgu); color: var(--siyah); }
.galeri-kapat { top: 16px; right: 16px; } .galeri-geri { left: 14px; } .galeri-ileri { right: 14px; }

/* iletişim sayfası */
.teklif-form { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 24px; max-width: 920px; }
.alan { display: flex; flex-direction: column; gap: 8px; } .alan-tam { grid-column: 1 / -1; }
.alan label { font-family: var(--meta); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gri); }
.alan input, .alan select, .alan textarea { font: 400 1rem var(--display); padding: 14px 16px; border: 1px solid var(--cizgi); background: var(--yuzey2); color: var(--beyaz); border-radius: 14px; }
.alan input:focus, .alan select:focus, .alan textarea:focus { outline: 2px solid var(--vurgu); outline-offset: -1px; }
.alan select option { background: var(--yuzey2); }
.form-uyari { grid-column: 1 / -1; color: #ff8d8d; }
.form-dugmeler { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 14px; }
.teklif-form .dipnot { grid-column: 1 / -1; margin-top: 0; }
.sss { max-width: 880px; border-top: 2px solid var(--cizgi); }
.sss details { border-bottom: 2px solid var(--cizgi); }
.sss summary { cursor: pointer; padding: 20px 44px 20px 10px; font-size: 1.1rem; font-weight: 600; list-style: none; position: relative; }
.sss summary::-webkit-details-marker { display: none; }
.sss summary::after { content: "+"; position: absolute; right: 10px; top: 14px; width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--beyaz); display: grid; place-items: center; font-size: 1.3rem; line-height: 1; transition: transform .4s var(--gecis), background .3s; }
.sss details[open] summary::after { transform: rotate(45deg); background: var(--vurgu); border-color: var(--vurgu); color: var(--siyah); }
.sss details p { padding: 0 10px 22px; color: var(--gri); max-width: 760px; }
.onay { display: flex; gap: 12px; align-items: flex-start; font-size: .9rem; color: var(--gri); }
.onay input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--vurgu); flex: none; }
.kvkk-ac { background: none; border: 0; padding: 0; font: inherit; color: var(--vurgu); text-decoration: underline; cursor: pointer; }
dialog.kvkk { max-width: 720px; width: calc(100% - 32px); max-height: 86vh; margin: auto; border: 1px solid var(--cizgi); border-radius: 26px; padding: 40px clamp(22px, 4vw, 48px); background: var(--yuzey); color: var(--beyaz); }
dialog.kvkk::backdrop { background: rgba(3, 5, 9, .75); backdrop-filter: blur(6px); }
dialog.kvkk h3 { font-size: 1.5rem; text-transform: none; margin-bottom: 18px; }
dialog.kvkk h4 { font-family: var(--meta); font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--vurgu); margin: 18px 0 6px; }
dialog.kvkk p { font-size: .95rem; color: var(--gri); }
.kvkk-kapat { position: absolute; top: 14px; right: 16px; font-size: 1.8rem; color: var(--beyaz); }

/* alt bilgi (alt sayfalar) */
.alt { border-top: 1px solid var(--cizgi); margin-top: clamp(40px, 7vh, 80px); padding: 40px 0 0; color: var(--gri); }
.alt-ic { width: var(--genis); margin: 0 auto; padding-bottom: 34px; display: grid; grid-template-columns: 1.5fr .8fr 1.3fr 1.2fr; gap: 40px; }
.alt-marka p { max-width: 420px; font-size: .9rem; }
.alt-menu, .alt-iletisim { display: flex; flex-direction: column; gap: 10px; font-size: .92rem; }
.alt a:hover { color: var(--vurgu); }
.alt-satir { border-top: 1px solid var(--cizgi); padding: 20px 4vw; text-align: center; font-size: .78rem; }
.alt-satir .kvkk-ac { color: inherit; }
.wp { position: fixed; right: 22px; bottom: 22px; z-index: 170; width: 54px; height: 54px; border-radius: 50%; background: #25d366; color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 18px rgba(0, 0, 0, .35); transition: transform .3s var(--gecis); }
.wp:hover { transform: scale(1.1) rotate(-6deg); }

section[id], [id="teklif"] { scroll-margin-top: 90px; }

/* ============ MOBİL ============ */
@media (max-width: 1100px) { .alanlar { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) {
  .surec-izgara, .surec { grid-template-columns: repeat(2, 1fr); }
  .footer-izgara { grid-template-columns: 1fr 1fr; }
  .nokta-nav { display: none; }
  .manifesto-ic { margin-left: auto; margin-right: auto; width: var(--genis); }
}
@media (max-width: 860px) {
  .menu-dugme { display: flex; }
  .ust > .ust-ic > .cta { display: none; }
  .menu { position: fixed; inset: 0; margin: 0; flex: none; transform: translateY(-100%); background: var(--siyah); flex-direction: column; justify-content: center; gap: 28px; transition: transform .5s var(--gecis); z-index: 205; left: 0; top: 0; }
  .menu-acik .menu { transform: none; }
  .menu a { font-size: 1.6rem; font-weight: 700; }
  .menu .cta { display: inline-flex; font-size: 1.1rem; }
  .menu-dugme { z-index: 210; position: relative; }
  .kaydir { display: none; }
}
@media (max-width: 720px) {
  .sahne-alan { height: 370px; --kart-g: 225px; --kart-y: 315px; perspective: 1250px; }
  .surec-izgara, .surec, .footer-izgara, .il-kartlar, .kalemler.iki, .teklif-form, .alt-ic, .alanlar { grid-template-columns: 1fr; }
  .hizmet-icerik-ic { padding-left: 12px; }
  .manifesto { padding: 110px 0 80px; }
  .k1 { width: 90px; height: 90px; } .k4 { width: 150px; height: 150px; }
  .t1 { width: 180px; height: 180px; } .t4 { width: 130px; height: 130px; } .t6 { width: 70px; height: 70px; }
  .slayt-yazi { left: 5vw; right: 5vw; width: auto; text-align: left; bottom: 112px; }
  .slayt-cizim { width: 120%; left: -10%; top: 34%; }
  .slayt::after, .slayt.cizimli::after { background: linear-gradient(180deg, rgba(7, 11, 18, .2), rgba(7, 11, 18, .88) 70%); }
  .proje-izgara { grid-template-columns: 1fr 1fr; gap: 10px; }
  .pk-yazi { padding: 12px; } .pk-yazi h3 { font-size: .9rem; }
}
@media (max-height: 760px) {
  .manifesto { padding-top: 104px; }
  .manifesto-metin { font-size: clamp(.98rem, 1.7vw, 1.25rem); line-height: 1.6; margin-bottom: 1.1em; }
  .selam-serit { margin-bottom: clamp(22px, 3.5vh, 38px); }
  .selam-grup { font-size: clamp(1.8rem, 4.6vw, 3rem); }
  .kaydir { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001s !important; transition-duration: .001s !important; }
  html { scroll-behavior: auto; }
  .gorun { opacity: 1; transform: none; }
}

/* links inside service/about lists */
.kalem h3 a { color: inherit; border-bottom: 1px solid transparent; transition: border-color .2s, color .2s; }
.kalem h3 a:hover { color: var(--vurgu); border-bottom-color: currentColor; }
.alanlar.baglantili a { color: inherit; transition: color .2s; }
.alanlar.baglantili a:hover { color: var(--vurgu); }
.hizmet-link { display: inline-block; margin-top: 18px; }
@media (max-width: 1100px) { .logo { height: 54px; } }
@media (max-width: 860px) { .ust-ic { height: 80px; } .logo { height: 52px; } .dolu-ust main { padding-top: 80px; } }
@media (max-width: 400px) { .logo { height: 44px; } }