/* Prometheus landing — Claude Design "Prometheus.dc.html" tasariminin
   duz CSS karsiligi. Nocturne token'lari uzerine kurulu. */

html { scroll-behavior: smooth; }
body { background: #161826; overflow-x: hidden; }
a { color: var(--color-accent); }
a:hover { color: var(--color-accent-300); }

/* — goruntuye girince beliren ogeler — */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s cubic-bezier(.22,1,.36,1), transform .9s cubic-bezier(.22,1,.36,1);
}
[data-reveal].is-in { opacity: 1; transform: none; }

@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes riseIn { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }
@keyframes glowPulse { 0%,100% { opacity: .45; } 50% { opacity: .85; } }

/* — ust menu — */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  display: flex; align-items: center; gap: 28px;
  padding: 16px clamp(20px,5vw,72px);
  backdrop-filter: blur(14px);
  background: rgba(22,24,38,0);
  border-bottom: 1px solid transparent;
  transition: background .4s ease, border-color .4s ease;
}
.site-header.is-scrolled {
  background: rgba(22,24,38,.82);
  border-bottom-color: rgba(233,233,237,.1);
}
.brand-link { display: flex; align-items: center; gap: 10px; margin-right: auto; text-decoration: none; color: #e9e9ed; }
.brand-dot { display: block; width: 9px; height: 9px; border-radius: 50%; background: #9184d9; box-shadow: 0 0 12px #9184d9; }
.brand-name { font-size: 16px; font-weight: 600; letter-spacing: .22em; }
.site-nav { display: flex; align-items: center; gap: 26px; font-size: 13.5px; letter-spacing: .02em; }
.nav-link { color: rgba(233,233,237,.72); text-decoration: none; transition: color .25s; }
.nav-link:hover { color: #e9e9ed; }
.nav-link.is-current { color: #b5abfc; }
.nav-login { display: inline-flex; align-items: center; gap: 6px; color: #e9e9ed; }
.nav-login::before {
  content: ""; width: 1px; height: 14px; margin-right: 6px;
  background: rgba(233,233,237,.18);
}

/* — hero — */
.hero {
  position: relative; z-index: 2; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 120px clamp(20px,5vw,72px) 80px;
  overflow: hidden;
}
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hero-fade-radial {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 80% at 50% 40%, rgba(22,24,38,0) 30%, rgba(22,24,38,.72) 78%, #161826 100%);
}
.hero-fade-bottom {
  position: absolute; left: 0; right: 0; bottom: 0; height: 180px; pointer-events: none;
  background: linear-gradient(to bottom, rgba(22,24,38,0), #161826);
}
.hero-inner {
  position: relative; z-index: 2; max-width: 1240px; width: 100%; margin: 0 auto;
  display: flex; flex-direction: column; gap: 26px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px; align-self: flex-start;
  padding: 7px 14px; border: 1px solid rgba(145,132,217,.35); border-radius: 999px;
  background: rgba(145,132,217,.07);
  animation: riseIn .9s cubic-bezier(.22,1,.36,1) both;
}
.hero-badge-dot {
  position: relative; display: block; width: 6px; height: 6px; border-radius: 50%;
  background: #b5abfc; animation: glowPulse 2.4s ease-in-out infinite;
}
.hero-badge-text { font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: #d2cefd; }
.hero-title {
  margin: 0; font-size: clamp(44px,7.4vw,104px); line-height: .98;
  letter-spacing: -.035em; font-weight: 500; max-width: 16ch;
  animation: riseIn 1s cubic-bezier(.22,1,.36,1) .12s both;
}
.hero-title em { font-style: normal; color: #b5abfc; }
.hero-lead {
  margin: 0; max-width: 62ch; font-size: clamp(16px,1.45vw,19px); line-height: 1.65;
  color: rgba(233,233,237,.72);
  animation: riseIn 1s cubic-bezier(.22,1,.36,1) .24s both;
}
.hero-actions {
  display: flex; flex-wrap: wrap; gap: 12px; padding-top: 8px;
  animation: riseIn 1s cubic-bezier(.22,1,.36,1) .36s both;
}
.hero-cta { text-decoration: none; padding: 14px 26px; font-size: 14px; letter-spacing: .02em; }
.hero-cta-secondary { color: #e9e9ed; }
.scroll-hint {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(233,233,237,.4); font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase;
}
.scroll-hint-line { display: block; width: 1px; height: 38px; background: linear-gradient(to bottom, rgba(145,132,217,.9), transparent); }

/* — referans seridi — */
.logos { position: relative; z-index: 2; padding: 10px 0 74px; }
.logos-label {
  text-align: center; font-size: 11px; letter-spacing: .24em; text-transform: uppercase;
  color: rgba(233,233,237,.42); margin: 0 0 28px;
}
.marquee {
  position: relative; overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; width: max-content; animation: marquee 34s linear infinite; }
.marquee-group {
  display: flex; align-items: center;
  gap: clamp(40px,6vw,88px); padding-right: clamp(40px,6vw,88px);
}
.marquee-item {
  font-size: clamp(20px,2.4vw,30px); font-weight: 600; letter-spacing: .02em;
  color: rgba(233,233,237,.55); white-space: nowrap; transition: color .3s;
}
.marquee-group:not([aria-hidden]) .marquee-item:hover { color: #e9e9ed; }

/* — bolum basliklari — */
.section { position: relative; z-index: 2; max-width: 1240px; margin: 0 auto; }
.section-kicker {
  margin: 0 0 14px; font-size: 11px; letter-spacing: .24em; text-transform: uppercase;
  color: #b5abfc;
}
.section-title {
  margin: 0 0 14px; font-size: clamp(30px,4vw,52px); line-height: 1.04;
  letter-spacing: -.03em; font-weight: 500;
}
.section-lead { margin: 0; font-size: 16px; line-height: 1.65; color: rgba(233,233,237,.68); }

/* — uygulama kartlari — */
.apps { padding: 60px clamp(20px,5vw,72px) 40px; }
.apps-head {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 24px; margin-bottom: 44px;
}
/* Baslik altindaki sahne: arkada canli yapay sinir agi calisir
   (landing.js: initNeural), onunde LLM blogu ve uygulama kartlari durur. */
.apps-stage { position: relative; }
.neural-canvas {
  position: absolute; top: -64px; left: 50%;
  transform: translateX(-50%);
  width: 100vw; height: calc(100% + 104px);
  z-index: 0; pointer-events: none;
}
.apps-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,320px),1fr)); gap: 18px;
}

/* — LLM calismasi: uygulamalarin bas kosesindeki one cikan blok — */
.llm-feature {
  position: relative; z-index: 1; overflow: hidden;
  display: grid; grid-template-columns: minmax(0,1fr) auto; gap: clamp(24px,4vw,56px);
  align-items: center;
  margin-bottom: 18px; padding: clamp(26px,3.4vw,40px);
  border-radius: 14px;
  background:
    radial-gradient(120% 160% at 0% 0%, rgba(145,132,217,.16), transparent 62%),
    linear-gradient(160deg, #232532, #1a1c29);
  box-shadow: 0 0 0 1px #4b4470, 0 22px 52px rgba(0,0,0,.42);
}
.llm-feature::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(to right, transparent, #b5abfc, transparent);
}
.llm-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 12px; margin-bottom: 18px;
}
.llm-icon { margin-bottom: 0; }
.llm-feature h3 {
  margin: 0 0 12px; font-size: clamp(22px,2.6vw,30px);
  line-height: 1.16; letter-spacing: -.02em;
}
.llm-feature > .llm-main > p:last-of-type {
  margin: 0; font-size: 15px; line-height: 1.68; color: rgba(233,233,237,.72); max-width: 62ch;
}
.llm-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.llm-metric {
  display: flex; flex-direction: column; align-items: flex-end; justify-content: center;
  padding-left: clamp(0px,2vw,28px);
  border-left: 1px solid rgba(233,233,237,.12);
}
.llm-metric-value {
  font-size: clamp(52px,7vw,88px); line-height: 1; letter-spacing: -.045em;
  color: #b5abfc; text-shadow: 0 0 34px rgba(145,132,217,.4);
}
.llm-metric-label {
  margin: 12px 0 0; font-size: 12.5px; letter-spacing: .04em;
  color: rgba(233,233,237,.6); text-align: right; max-width: 18ch;
}

@media (max-width: 860px) {
  .llm-feature { grid-template-columns: 1fr; gap: 26px; }
  .llm-metric {
    align-items: flex-start; padding-left: 0; padding-top: 22px;
    border-left: 0; border-top: 1px solid rgba(233,233,237,.12);
  }
  .llm-metric-label { text-align: left; }
}
.app-card {
  position: relative; display: flex; flex-direction: column; gap: 14px;
  padding: 26px; border-radius: 14px;
  background: linear-gradient(160deg,#232532,#1c1e2b);
  box-shadow: 0 0 0 1px #3f424d;
  overflow: hidden;
  transition: transform .5s cubic-bezier(.22,1,.36,1), box-shadow .5s ease;
}
.app-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 0 1px #796cbf, 0 22px 48px rgba(0,0,0,.55);
}
.app-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.app-icon {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 11px;
  background: rgba(145,132,217,.14); color: #b5abfc; font-size: 22px;
}
.app-card h3 { margin: 0; font-size: 20px; letter-spacing: -.01em; }
.app-card p { margin: 0; font-size: 14px; line-height: 1.6; color: rgba(233,233,237,.66); }

.app-card-soon {
  position: relative; display: flex; flex-direction: column; gap: 14px;
  padding: 26px; border-radius: 14px;
  background: rgba(35,37,50,.45);
  box-shadow: 0 0 0 1px #292b31;
  transition: box-shadow .5s ease;
}
.app-card-soon:hover { box-shadow: 0 0 0 1px #3f424d; }
.app-card-soon .app-icon { background: rgba(233,233,237,.05); color: rgba(233,233,237,.4); }
.app-card-soon h3 { margin: 0; font-size: 20px; letter-spacing: -.01em; color: rgba(233,233,237,.6); }
.app-card-soon p { margin: 0; font-size: 14px; line-height: 1.6; color: rgba(233,233,237,.42); }

/* — sayilar seridi — */
.stats {
  position: relative; z-index: 2; margin: 80px 0 0;
  padding: clamp(48px,6vw,80px) clamp(20px,5vw,72px);
  background: linear-gradient(120deg,#262a60,#1d2049 60%,#262a60);
  overflow: hidden;
}
.stats-glow {
  position: absolute; top: -40%; left: 8%; width: 520px; height: 520px; border-radius: 50%;
  background: #353b80; filter: blur(140px); opacity: .55; pointer-events: none;
}
.stats-grid {
  position: relative; max-width: 1240px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,200px),1fr)); gap: 36px;
}
.stat-value { font-size: clamp(38px,5vw,64px); line-height: 1; letter-spacing: -.04em; color: #e9e9ed; }
.stat-label { margin: 10px 0 0; font-size: 13.5px; color: rgba(233,233,237,.66); }

/* — yetkinlik kartlari — */
.caps { padding: clamp(64px,8vw,110px) clamp(20px,5vw,72px); }
.caps-head { max-width: 64ch; margin-bottom: 48px; }
.caps-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,300px),1fr)); gap: 20px;
}
.cap-card {
  position: relative; padding: 30px; border-radius: 14px;
  background: #1c1e2b; box-shadow: 0 0 0 1px #3f424d; overflow: hidden;
}
.cap-topline {
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(to right, transparent, #9184d9, transparent);
}
.cap-icon {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 11px;
  background: rgba(145,132,217,.14); color: #b5abfc; font-size: 22px; margin-bottom: 20px;
}
.cap-card h3 { margin: 0 0 8px; font-size: 21px; }
.cap-meta { margin: 0 0 18px; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: #b5abfc; }
.cap-card p:last-child { margin: 0; font-size: 14px; line-height: 1.65; color: rgba(233,233,237,.66); }

/* — surec adimlari — */
.steps { padding: 0 clamp(20px,5vw,72px) clamp(64px,8vw,110px); }
.steps-head { max-width: 60ch; margin-bottom: 44px; }
.steps-title { margin: 0; font-size: clamp(28px,3.4vw,42px); line-height: 1.08; letter-spacing: -.03em; font-weight: 500; }
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,240px),1fr)); gap: 0; }
.step { padding: 26px; border-top: 1px solid rgba(233,233,237,.14); }
.step:first-child { padding-left: 0; }
.step-num { font-size: 11px; letter-spacing: .2em; color: #b5abfc; }
.step h4 { margin: 14px 0 8px; font-size: 18px; }
.step p { margin: 0; font-size: 14px; line-height: 1.6; color: rgba(233,233,237,.6); }

/* — iletisim — */
.contact { padding: 0 clamp(20px,5vw,72px) clamp(64px,8vw,110px); }
.contact-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,340px),1fr));
  gap: 28px; align-items: start;
}
.contact-title { margin: 0 0 16px; font-size: clamp(30px,4vw,50px); line-height: 1.04; letter-spacing: -.03em; font-weight: 500; }
.contact-lead { margin: 0 0 32px; font-size: 16px; line-height: 1.65; color: rgba(233,233,237,.68); max-width: 46ch; }
.contact-list { display: flex; flex-direction: column; gap: 18px; font-size: 14px; }
.contact-row { display: flex; gap: 12px; align-items: center; }
.contact-row.is-top { align-items: flex-start; }
.contact-icon { color: #b5abfc; font-size: 18px; }
.contact-text { color: rgba(233,233,237,.75); }

.contact-form {
  position: relative; padding: clamp(24px,3vw,36px); border-radius: 14px;
  background: #1c1e2b; box-shadow: 0 0 0 1px #3f424d;
  display: flex; flex-direction: column; gap: 16px; overflow: hidden;
}
.contact-form h3 { margin: 0 0 4px; font-size: 19px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,180px),1fr)); gap: 14px; }
.form-submit { padding: 13px 24px; font-size: 14px; margin-top: 4px; }
.form-note { margin: 0; font-size: 12px; color: rgba(233,233,237,.45); }

/* — alt bilgi — */
.site-footer {
  position: relative; z-index: 2; border-top: 1px solid rgba(233,233,237,.1);
  padding: 40px clamp(20px,5vw,72px);
  display: flex; flex-wrap: wrap; gap: 20px; align-items: center; justify-content: space-between;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-dot { display: block; width: 8px; height: 8px; border-radius: 50%; background: #9184d9; }
.footer-name { font-size: 13px; letter-spacing: .2em; }
.footer-copy { font-size: 12.5px; color: rgba(233,233,237,.45); margin-left: 12px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; font-size: 12.5px; }
.footer-links a { text-decoration: none; color: rgba(233,233,237,.6); }
.footer-links a:hover { color: #e9e9ed; }

/* — hareket azaltma tercihi — */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; }
  .marquee-track { animation: none; }
  .hero-badge, .hero-title, .hero-lead, .hero-actions { animation: none; }
}

/* — dar ekran — */
@media (max-width: 720px) {
  .site-nav { gap: 14px; font-size: 12.5px; }
  .site-nav .nav-link.is-anchor { display: none; }
  .nav-cta { display: none; }
  .step:first-child { padding-left: 26px; }
}


/* ══════════════════════════════════════════════════════════════════════
   Ekip sayfasi
   ══════════════════════════════════════════════════════════════════════ */

/* Alcak hero — ic sayfalar icin */
.hero-compact { min-height: 62svh; padding: 150px clamp(20px,5vw,72px) 70px; }
.hero-title-sm { font-size: clamp(38px,5.4vw,74px); max-width: 20ch; }

.team-disciplines { padding: clamp(48px,6vw,86px) clamp(20px,5vw,72px); }

/* — ekip uyeleri — */
.team-people { padding: 0 clamp(20px,5vw,72px) clamp(48px,6vw,86px); }
.team-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,260px),1fr)); gap: 18px;
}
.team-card {
  display: flex; flex-direction: column; gap: 10px;
  padding: 26px; border-radius: 14px;
  background: linear-gradient(160deg,#232532,#1c1e2b);
  box-shadow: 0 0 0 1px #3f424d;
  transition: transform .5s cubic-bezier(.22,1,.36,1), box-shadow .5s ease;
}
.team-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 0 1px #796cbf, 0 22px 48px rgba(0,0,0,.55);
}
.team-avatar {
  display: grid; place-items: center; width: 54px; height: 54px;
  border-radius: 50%; margin-bottom: 6px;
  background: rgba(145,132,217,.14); color: #b5abfc; font-size: 26px;
}
.team-name { margin: 0; font-size: 19px; letter-spacing: -.01em; }
.team-role {
  margin: 0; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: #b5abfc;
}
.team-bio { margin: 0; font-size: 14px; line-height: 1.6; color: rgba(233,233,237,.6); }

/* — ofisler — */
.team-offices { padding: 0 clamp(20px,5vw,72px) clamp(64px,8vw,110px); }
.offices-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%,300px),1fr));
  gap: 20px; margin-bottom: 28px;
}
.office-card {
  position: relative; padding: 30px; border-radius: 14px;
  background: #1c1e2b; box-shadow: 0 0 0 1px #3f424d; overflow: hidden;
}
.office-card h3 { margin: 0 0 8px; font-size: 21px; }
.office-card p:last-child { margin: 0; font-size: 14px; line-height: 1.65; color: rgba(233,233,237,.66); }

/* — katilim cagrisi — */
.team-cta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 24px; padding: clamp(26px,3.4vw,40px); border-radius: 14px;
  background:
    radial-gradient(120% 160% at 0% 0%, rgba(145,132,217,.16), transparent 62%),
    linear-gradient(160deg, #232532, #1a1c29);
  box-shadow: 0 0 0 1px #4b4470;
}
.team-cta .section-title { font-size: clamp(24px,2.8vw,34px); }
.team-cta .section-lead { max-width: 52ch; }


/* ══════════════════════════════════════════════════════════════════════
   Giris ekrani
   ══════════════════════════════════════════════════════════════════════ */

.auth-page { min-height: 100svh; }
.auth-canvas {
  position: fixed; inset: 0; width: 100%; height: 100%;
  display: block; z-index: 0; pointer-events: none;
}
.auth-veil {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(120% 90% at 50% 45%,
    rgba(22,24,38,.35) 0%, rgba(22,24,38,.82) 58%, #161826 100%);
}
.auth-shell {
  position: relative; z-index: 2;
  min-height: 100svh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 22px;
  padding: 40px clamp(20px,5vw,40px);
}
.auth-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: #e9e9ed;
}

.auth-card {
  position: relative; overflow: hidden;
  width: min(430px, 100%);
  padding: clamp(28px,4vw,40px);
  border-radius: 14px;
  background:
    radial-gradient(130% 150% at 0% 0%, rgba(145,132,217,.14), transparent 60%),
    linear-gradient(160deg, #232532, #1a1c29);
  box-shadow: 0 0 0 1px #4b4470, 0 26px 60px rgba(0,0,0,.5);
  animation: riseIn .8s cubic-bezier(.22,1,.36,1) both;
}
.auth-title {
  margin: 0 0 8px; font-size: clamp(24px,3vw,30px);
  line-height: 1.14; letter-spacing: -.02em; font-weight: 500;
}
.auth-sub { margin: 0 0 26px; font-size: 14px; line-height: 1.6; color: rgba(233,233,237,.66); }

.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-submit { width: 100%; padding: 13px 24px; font-size: 14px; margin-top: 4px; }

/* dogrulama uyarisi — hata yokken hic gorunmez.
   ASP.NET hatasiz durumda kutuyu bos bir <ul> ile basabildigi icin
   hem :empty hem de kendi "gecerli" sinifi kapatilir. */
.auth-error:empty,
.auth-error.validation-summary-valid { display: none; }
.auth-error {
  padding: 11px 14px; border-radius: var(--radius-md);
  background: rgba(147,0,10,.16); box-shadow: 0 0 0 1px rgba(255,180,171,.32);
  color: #ffdad6; font-size: 13px; line-height: 1.5;
}
.auth-error ul { margin: 0; padding-left: 18px; }

/* beni hatirla — nocturne diline uygun kare secim kutusu */
.auth-check {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 14px; color: rgba(233,233,237,.78); cursor: pointer; user-select: none;
}
.auth-check input {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.auth-box {
  display: grid; place-items: center; width: 18px; height: 18px; flex: none;
  border: 1.5px solid var(--color-divider); border-radius: 5px;
  color: transparent; font-size: 12px; transition: border-color .2s, background .2s, color .2s;
}
.auth-check:hover .auth-box { border-color: var(--color-accent); }
.auth-check input:checked + .auth-box {
  border-color: var(--color-accent); background: var(--color-accent); color: #1a1c29;
}
.auth-check input:focus-visible + .auth-box { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.auth-back {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 13px; text-decoration: none;
  color: rgba(233,233,237,.55); transition: color .25s;
}
.auth-back:hover { color: #e9e9ed; }