@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Unbounded:wght@600;700&display=swap');

:root {
  --bg: #07090d;
  --bg-soft: #0b0e14;
  --panel: rgba(255,255,255,.045);
  --panel-strong: #10141d;
  --text: #f4f4f1;
  --muted: #969ba7;
  --line: rgba(255,255,255,.10);
  --accent: #d6a54b;
  --accent-2: #f2d38d;
  --danger: #bf5d54;
  --radius: 28px;
  --container: 1240px;
  --shadow: 0 30px 80px rgba(0,0,0,.42);
}

* {
  box-sizing: border-box;
  -webkit-user-select: none;
  user-select: none;
}
input[type="range"], button, a { -webkit-user-select: none; user-select: none; }
img { -webkit-user-drag: none; user-drag: none; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(214,165,75,.07), transparent 30%),
    var(--bg);
  color: var(--text);
  font-family: 'Manrope', system-ui, sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

body.modal-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
img, video { max-width: 100%; display: block; }
button { color: inherit; }
::selection { background: var(--accent); color: #090b0f; }

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding: 120px 0;
}

.page-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.45'/%3E%3C/svg%3E");
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 1002;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  padding: 18px 0;
  transition: .35s ease;
}

.site-header.scrolled {
  background: rgba(7,9,13,.84);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
  padding: 11px 0;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand { display: flex; align-items: center; gap: 0; }
.brand-mark {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(214,165,75,.45);
  display: grid;
  place-items: center;
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  color: var(--accent-2);
  background: linear-gradient(145deg, rgba(214,165,75,.14), rgba(255,255,255,.02));
  box-shadow: inset 0 0 22px rgba(214,165,75,.08);
}
.brand-copy { display: flex; flex-direction: column; line-height: 1.05; }
.brand-copy strong { letter-spacing: .12em; font-size: .86rem; }
.brand-copy small { color: var(--muted); font-size: .58rem; letter-spacing: .2em; margin-top: 6px; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  font-size: .76rem;
  letter-spacing: .09em;
  color: #c7cad1;
  transition: .25s ease;
}
.main-nav a:hover { color: var(--accent-2); }
.main-nav .nav-cta {
  border: 1px solid rgba(214,165,75,.4);
  padding: 11px 17px;
  color: var(--accent-2);
}

.mobile-menu-btn {
  display: none;
  width: 45px;
  height: 45px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
  padding: 11px;
  cursor: pointer;
}
.mobile-menu-btn span { display: block; height: 1px; background: white; margin: 6px 0; }

.hero {
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding-top: 145px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 72px;
  align-items: center;
}

.hero-copy { position: relative; z-index: 2; }
.eyebrow, .section-kicker {
  font-size: .69rem;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--accent);
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: 12px; }
.eyebrow span { width: 32px; height: 1px; background: var(--accent); }

.hero h1, .section-head h2, .technical-copy h2, .faq-copy h2, .contact-card h2 {
  font-family: 'Unbounded', sans-serif;
  letter-spacing: -.055em;
  line-height: 1.05;
  margin: 24px 0;
}
.hero h1 { font-size: clamp(3.15rem, 6vw, 6.7rem); }
.hero h1 span, .section-head h2 span, .technical-copy h2 span, .faq-copy h2 span, .contact-card h2 span {
  color: transparent;
  -webkit-text-stroke: 1px rgba(242,211,141,.8);
}
.hero-copy > p { max-width: 660px; color: var(--muted); font-size: 1.03rem; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.btn {
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 25px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .04em;
  transition: .3s ease;
  cursor: pointer;
}
.btn-primary {
  color: #080a0d;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: 0 14px 38px rgba(214,165,75,.18);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 20px 46px rgba(214,165,75,.27); }
.btn-ghost { border-color: var(--line); background: rgba(255,255,255,.025); }
.btn-ghost:hover { border-color: rgba(214,165,75,.5); color: var(--accent-2); }

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 34px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.hero-stat strong { display: block; font-size: 1.55rem; color: var(--accent-2); }
.hero-stat span { color: var(--muted); font-size: .73rem; letter-spacing: .08em; }

.hero-showcase { perspective: 1200px; }
.showcase-frame {
  position: relative;
  border: 1px solid rgba(255,255,255,.13);
  background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.018));
  padding: 12px;
  box-shadow: var(--shadow);
  transform: rotateY(-7deg) rotateX(2deg);
}
.showcase-frame::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  background: linear-gradient(135deg, rgba(214,165,75,.45), transparent 28%, transparent 65%, rgba(214,165,75,.15));
}
.showcase-topbar, .showcase-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #838995;
  font-size: .6rem;
  letter-spacing: .12em;
}
.showcase-topbar { height: 42px; padding: 0 6px; }
.showcase-topbar b { color: #73b889; font-weight: 700; }
.window-dots { display: flex; gap: 5px; }
.window-dots i { width: 6px; height: 6px; border-radius: 50%; background: #5a5f68; }
.showcase-screen {
  min-height: 540px;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 42px;
  overflow: hidden;
  background-image:
    linear-gradient(90deg, rgba(8,10,15,.90) 0%, rgba(8,10,15,.54) 48%, rgba(8,10,15,.20) 100%),
    url("../media/berzah2-vitrin.png"),
    radial-gradient(circle at 65% 40%, rgba(214,165,75,.16), transparent 24%),
    linear-gradient(160deg, #111620, #090b10 65%);
  background-size: cover, cover, auto, auto;
  background-position: center, center, center, center;
  background-repeat: no-repeat;
}
.showcase-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(to bottom, black, transparent);
}
.screen-content { position: relative; z-index: 4; max-width: 360px; }
.screen-label { color: var(--accent); font-size: .65rem; letter-spacing: .25em; }
.screen-content h2 { font-family: 'Unbounded'; font-size: clamp(2rem, 3vw, 3rem); line-height: 1.08; margin: 14px 0; }
.screen-content p { color: var(--muted); margin: 0; }
.screen-symbol {
  position: absolute;
  top: 7%;
  right: 6%;
  font-size: 18rem;
  font-weight: 800;
  line-height: 1;
  color: rgba(255,255,255,.025);
}
.screen-orbit {
  position: absolute;
  border: 1px solid rgba(214,165,75,.16);
  border-radius: 50%;
}
.orbit-one { width: 330px; height: 330px; top: 22px; right: -70px; }
.orbit-two { width: 230px; height: 230px; top: 72px; right: -20px; border-style: dashed; animation: spin 24s linear infinite; }
.showcase-bottom { min-height: 50px; gap: 12px; padding: 0 8px; flex-wrap: wrap; }
.status-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; background: #73b889; box-shadow: 0 0 10px #73b889; margin-right: 6px; }

.hero-glow { position: absolute; border-radius: 50%; filter: blur(120px); pointer-events: none; }
.hero-glow-one { width: 360px; height: 360px; background: rgba(214,165,75,.08); right: 8%; top: 22%; }
.hero-glow-two { width: 260px; height: 260px; background: rgba(79,106,161,.08); left: 4%; bottom: 4%; }

.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  width: 26px;
  height: 42px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 20px;
}
.scroll-cue span {
  position: absolute;
  left: 50%;
  top: 9px;
  width: 3px;
  height: 7px;
  background: var(--accent);
  border-radius: 4px;
  transform: translateX(-50%);
  animation: scrollCue 1.8s ease infinite;
}

.intro-section { background: linear-gradient(to bottom, transparent, rgba(255,255,255,.018), transparent); }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 60px;
  margin-bottom: 58px;
}
.section-index { color: #484d57; font-family: 'Unbounded'; font-size: .7rem; letter-spacing: .2em; }
.section-head h2, .technical-copy h2, .faq-copy h2, .contact-card h2 {
  font-size: clamp(2.4rem, 4vw, 4.8rem);
}
.section-head .section-kicker, .technical-copy .section-kicker, .faq-copy .section-kicker {
  margin: 14px 0 0;
}
.section-description { max-width: 470px; color: var(--muted); margin: 0 0 8px; }

.feature-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
}
.feature-item { padding: 34px; border-right: 1px solid var(--line); }
.feature-item:last-child { border-right: 0; }
.feature-icon { font-size: 1.35rem; color: var(--accent); margin-bottom: 50px; }
.feature-item h3 { margin: 0 0 10px; font-size: 1rem; }
.feature-item p { color: var(--muted); font-size: .84rem; margin: 0; }

.filter-wrap { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.filter-btn {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.02);
  padding: 10px 15px;
  color: var(--muted);
  cursor: pointer;
  font-size: .76rem;
  transition: .25s ease;
}
.filter-btn:hover, .filter-btn.active { color: #0a0c0f; border-color: var(--accent); background: var(--accent-2); }

.systems-section .container {
  width: min(calc(100% - 40px), 1600px);
}

.systems-list { display: grid; gap: 42px; }

.system-card {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(420px, .84fr);
  align-items: stretch;
  background: rgba(255,255,255,.025);
  border: 1px solid rgba(214,165,75,.25);
  overflow: hidden;
  transition: .35s ease;
}

.system-card:nth-child(even) {
  grid-template-columns: minmax(420px, .84fr) minmax(0, 1.16fr);
}

.system-card:nth-child(even) .system-media {
  order: 2;
}

.system-card:nth-child(even) .system-copy {
  order: 1;
}

.system-card:hover {
  border-color: rgba(214,165,75,.42);
  transform: translateY(-3px);
  box-shadow: 0 26px 70px rgba(0,0,0,.25);
}

.system-card.hidden { display: none; }

.system-media {
  min-height: 560px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 68% 26%, rgba(214,165,75,.14), transparent 22%),
    linear-gradient(155deg, #0c1017, #090b10 75%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px;
  perspective: 1400px;
}

.system-media::before {
  content: "";
  position: absolute;
  inset: 26px;
  border: 1px solid rgba(214,165,75,.18);
  pointer-events: none;
  z-index: 2;
}

.system-media::after {
  content: "";
  position: absolute;
  top: 26px;
  bottom: 26px;
  left: -28%;
  width: 24%;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,.18), rgba(255,255,255,0));
  transform: skewX(-18deg);
  animation: mediaShine 4.8s ease-in-out infinite;
  filter: blur(1px);
}

.system-media > img,
.system-media > video,
.system-media > iframe,
.system-media > .media-placeholder,
.system-media > .youtube-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  object-position: center;
  border: 0;
  background: #050608;
  box-shadow:
    0 26px 70px rgba(0,0,0,.34),
    0 8px 22px rgba(0,0,0,.16),
    inset 0 0 0 1px rgba(255,255,255,.06);
  transform-origin: center center;
  transform-style: preserve-3d;
  transition: transform .65s cubic-bezier(.2,.7,.2,1), box-shadow .55s ease, filter .55s ease;
  filter: saturate(1.02);
}

/* Görsel soldaysa: sola doğru hafif ve zarif eğim */
.system-card:nth-child(odd) .system-media > img,
.system-card:nth-child(odd) .system-media > video,
.system-card:nth-child(odd) .system-media > iframe,
.system-card:nth-child(odd) .system-media > .media-placeholder,
.system-card:nth-child(odd) .system-media > .youtube-shell {
  transform: perspective(1800px) rotateY(5deg) rotateX(0.7deg) skewY(0.35deg) translateX(-2px);
}

/* Görsel sağdaysa: sağa doğru hafif ve zarif eğim */
.system-card:nth-child(even) .system-media > img,
.system-card:nth-child(even) .system-media > video,
.system-card:nth-child(even) .system-media > iframe,
.system-card:nth-child(even) .system-media > .media-placeholder,
.system-card:nth-child(even) .system-media > .youtube-shell {
  transform: perspective(1800px) rotateY(-5deg) rotateX(0.7deg) skewY(-0.35deg) translateX(2px);
}

.system-card:hover .system-media > img,
.system-card:hover .system-media > video,
.system-card:hover .system-media > iframe,
.system-card:hover .system-media > .media-placeholder,
.system-card:hover .system-media > .youtube-shell,
.system-card.media-active .system-media > .youtube-shell {
  transform: perspective(1800px) rotateY(0deg) rotateX(0deg) skewY(0deg) translateX(0);
  box-shadow:
    0 34px 84px rgba(0,0,0,.42),
    0 10px 26px rgba(0,0,0,.18),
    inset 0 0 0 1px rgba(255,255,255,.08);
  filter: saturate(1.04);
}

.system-card:hover .system-media::after {
  animation-duration: 2.2s;
}

.system-media iframe {
  aspect-ratio: 16 / 9;
}

@keyframes mediaShine {
  0% { left: -30%; opacity: 0; }
  12% { opacity: .25; }
  50% { left: 104%; opacity: .55; }
  100% { left: 104%; opacity: 0; }
}
.media-placeholder {
  display: grid;
  place-items: center;
  text-align: center;
  padding: 30px;
  background:
    linear-gradient(135deg, rgba(214,165,75,.07), transparent 45%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.018) 0, rgba(255,255,255,.018) 1px, transparent 1px, transparent 36px);
}
.media-placeholder span {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  border: 1px solid rgba(214,165,75,.4);
  display: grid;
  place-items: center;
  color: var(--accent-2);
  font-size: 1.5rem;
  margin: auto;
}
.media-placeholder strong { display: block; margin-top: 18px; letter-spacing: .08em; }
.media-placeholder small { display: block; margin-top: 6px; color: var(--muted); }

.media-open {
  position: absolute;
  right: 16px;
  bottom: 48px;
  top: auto;
  min-width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.22);
  background: rgba(7,9,13,.76);
  backdrop-filter: blur(12px);
  color: #fff;
  cursor: pointer;
  z-index: 12;
  transition: transform .25s ease, color .25s ease, border-color .25s ease, background .25s ease;
}
.media-open:hover {
  color: #090b0f;
  border-color: var(--accent-2);
  background: var(--accent-2);
  transform: translateY(-2px);
}

.system-copy {
  padding: 58px 54px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    linear-gradient(180deg, rgba(12,15,22,.88), rgba(8,10,14,.96));
}
.system-number { color: var(--accent); font-family: 'Unbounded'; font-size: .65rem; letter-spacing: .2em; }
.system-copy h3 { font-family: 'Unbounded'; font-size: clamp(1.7rem, 3vw, 3.2rem); line-height: 1.15; margin: 18px 0; }
.system-copy > p { color: var(--muted); margin: 0 0 24px; }
.system-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.system-tags span {
  padding: 7px 10px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line);
  font-size: .68rem;
  color: #b4b8c0;
}

.technical-section {
  border-top: 1px solid rgba(255,255,255,.05);
  border-bottom: 1px solid rgba(255,255,255,.05);
  background:
    linear-gradient(125deg, rgba(214,165,75,.05), transparent 35%),
    #080a0f;
}
.technical-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; align-items: start; }
.technical-copy { position: sticky; top: 120px; }
.technical-copy p, .faq-copy p { color: var(--muted); max-width: 500px; }
.text-link { color: var(--accent-2); display: inline-flex; gap: 10px; margin-top: 20px; font-weight: 700; }

.spec-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.spec-card { min-height: 220px; padding: 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.spec-card strong { color: var(--accent); font-family: 'Unbounded'; font-size: .72rem; letter-spacing: .14em; }
.spec-card h3 { margin: 52px 0 9px; font-size: 1.05rem; }
.spec-card p { margin: 0; color: var(--muted); font-size: .82rem; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 230px;
  gap: 18px;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0e1219;
  cursor: pointer;
}
.gallery-item:nth-child(1), .gallery-item:nth-child(4) { grid-column: span 7; }
.gallery-item:nth-child(2), .gallery-item:nth-child(3) { grid-column: span 5; }
.gallery-item:nth-child(1) { grid-row: span 2; }
.gallery-item:nth-child(4) { grid-row: span 2; }

/* 5. görseli Etkinlik Takvimi'nin sağındaki alana yerleştir */
.gallery-item:nth-child(5) {
  grid-column: span 5;
  grid-row: span 2;
}

/* Daha sonra eklenecek diğer galeri görselleri */
.gallery-item:nth-child(n+6) {
  grid-column: span 6;
  grid-row: span 2;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: .5s ease; }
.gallery-item:hover img { transform: scale(1.04); }
.gallery-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 24px;
  background:
    radial-gradient(circle at 70% 20%, rgba(214,165,75,.14), transparent 24%),
    linear-gradient(145deg, #131923, #0b0e13);
}
.gallery-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 30px 30px;
}
.gallery-placeholder strong { position: relative; z-index: 2; letter-spacing: .08em; }
.gallery-item .gallery-meta {
  position: absolute;
  inset: auto 14px 14px;
  z-index: 3;
  padding: 8px 11px;
  background: rgba(7,9,13,.72);
  backdrop-filter: blur(8px);
  font-size: .68rem;
  color: #d6d9df;
}

.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.process-item { background: var(--bg); padding: 34px; min-height: 280px; }
.process-item .step { color: var(--accent); font-family: 'Unbounded'; font-size: .72rem; }
.process-item h3 { margin: 74px 0 12px; }
.process-item p { color: var(--muted); font-size: .84rem; margin: 0; }

.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 90px; }
.faq-copy { position: sticky; top: 120px; align-self: start; }
.faq-item { border-top: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 27px 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-weight: 700;
}
.faq-question span { color: var(--accent); font-size: 1.25rem; transition: .25s ease; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-answer p { color: var(--muted); margin: 0; padding: 0 45px 26px 0; }
.faq-item.open .faq-question span { transform: rotate(45deg); }
.faq-item.open .faq-answer { max-height: 250px; }

.contact-card {
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 50px;
  padding: 70px;
  border: 1px solid rgba(214,165,75,.3);
  background:
    linear-gradient(130deg, rgba(214,165,75,.09), transparent 45%),
    #0d1118;
}
.contact-card > * { position: relative; z-index: 2; }
.contact-card h2 { margin-bottom: 20px; }
.contact-card p { color: var(--muted); max-width: 620px; }
.contact-actions { display: flex; flex-direction: column; gap: 12px; min-width: 240px; }
.contact-glow { position: absolute; width: 360px; height: 360px; right: -120px; top: -120px; border-radius: 50%; background: rgba(214,165,75,.12); filter: blur(80px); }

.site-footer { padding: 34px 0; border-top: 1px solid var(--line); color: var(--muted); }
.footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-brand { display: flex; align-items: center; gap: 0; }
.footer-brand div { display: flex; flex-direction: column; }
.footer-brand strong { color: white; font-size: .8rem; letter-spacing: .12em; }
.footer-brand small { font-size: .58rem; letter-spacing: .13em; margin-top: 4px; }
.site-footer p, .site-footer a { font-size: .72rem; }

.media-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  padding: 30px;
  background: rgba(0,0,0,.86);
  backdrop-filter: blur(14px);
  opacity: 0;
  visibility: hidden;
  transition: .25s ease;
}
.media-modal.open { opacity: 1; visibility: visible; }
.modal-content {
  width: min(1180px, 96vw);
  max-height: 88vh;
  display: grid;
  place-items: center;
}
.modal-content img, .modal-content video, .modal-content iframe {
  max-width: 100%;
  max-height: 86vh;
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: contain;
  border: 0;
  background: #000;
}
.modal-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.05);
  font-size: 1.8rem;
  cursor: pointer;
}

.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 900;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  background: rgba(7,9,13,.8);
  backdrop-filter: blur(10px);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: .25s ease;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .75s ease, transform .75s ease; }
.reveal.visible { opacity: 1; transform: none; }
.delay-1 { transition-delay: .12s; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes scrollCue {
  0% { opacity: 0; transform: translate(-50%, -2px); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 12px); }
}


@media (max-width: 1280px) {
  .system-card {
    grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr);
  }
  .system-media { min-height: 500px; }
}

@media (max-width: 1040px) {
  .main-nav {
    position: fixed;
    top: 72px;
    right: 20px;
    width: min(330px, calc(100% - 40px));
    padding: 22px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    background: rgba(9,11,16,.96);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: .25s ease;
  }
  .main-nav.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .main-nav a { padding: 12px; }
  .mobile-menu-btn { display: block; }

  .hero-grid, .technical-grid, .faq-grid { grid-template-columns: 1fr; }
  .hero-showcase { max-width: 760px; }
  .technical-copy, .faq-copy { position: static; }
  .feature-strip { grid-template-columns: repeat(2, 1fr); }

  .system-card {
    grid-template-columns: 1fr;
  }
  .system-card:nth-child(even) {
    grid-template-columns: 1fr;
  }
  .system-card:nth-child(even) .system-media,
  .system-card:nth-child(even) .system-copy {
    order: initial;
  }
  .system-media {
    min-height: 420px;
  }

  .system-card:nth-child(odd) .system-media > img,
  .system-card:nth-child(odd) .system-media > video,
  .system-card:nth-child(odd) .system-media > iframe,
  .system-card:nth-child(odd) .system-media > .media-placeholder,
  .system-card:nth-child(even) .system-media > img,
  .system-card:nth-child(even) .system-media > video,
  .system-card:nth-child(even) .system-media > iframe,
  .system-card:nth-child(even) .system-media > .media-placeholder {
    transform: perspective(1500px) rotateY(2.5deg) rotateX(.45deg) skewY(.15deg) translateX(0);
  }
  .feature-item:nth-child(2) { border-right: 0; }
  .feature-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }


  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-card { align-items: flex-start; flex-direction: column; }
  .contact-actions { width: 100%; }
}

@media (max-width: 720px) {
  .section { padding: 88px 0; }
  .container { width: min(calc(100% - 26px), var(--container)); }
  .hero { padding-top: 115px; }
  .hero-grid { gap: 48px; }
  .hero h1 { font-size: clamp(2.6rem, 13vw, 4rem); }
  .showcase-frame { transform: none; }
  .showcase-screen { min-height: 430px; padding: 28px; }
  .screen-symbol { font-size: 12rem; }
  .hero-stats { gap: 22px; }
  .hero-stat { min-width: 38%; }

  .section-head { align-items: flex-start; flex-direction: column; gap: 20px; }
  .section-head h2, .technical-copy h2, .faq-copy h2, .contact-card h2 { font-size: clamp(2rem, 10vw, 3.2rem); }
  .filter-wrap { justify-content: flex-start; }

  .feature-strip, .spec-grid, .process-grid { grid-template-columns: 1fr; }
  .feature-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .feature-item:last-child { border-bottom: 0; }
  .spec-grid { border-left: 0; }
  .spec-card { border-left: 1px solid var(--line); }

  .system-copy { padding: 34px 24px 40px; }
  .system-media {
    min-height: 300px;
    padding: 18px;
  }
  .system-media::before,
  .system-media::after {
    inset: 18px;
  }
  .system-media::after {
    top: 18px;
    bottom: 18px;
    left: -34%;
  }

  .gallery-grid { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 10px; }
  .gallery-item { flex: 0 0 85vw; height: 390px; scroll-snap-align: start; }

  .contact-card { padding: 38px 24px; }
  .footer-grid { flex-direction: column; align-items: flex-start; }
  .scroll-cue { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}


@media (max-width: 720px) {
  .system-card:nth-child(odd) .system-media > img,
  .system-card:nth-child(odd) .system-media > video,
  .system-card:nth-child(odd) .system-media > iframe,
  .system-card:nth-child(odd) .system-media > .media-placeholder,
  .system-card:nth-child(even) .system-media > img,
  .system-card:nth-child(even) .system-media > video,
  .system-card:nth-child(even) .system-media > iframe,
  .system-card:nth-child(even) .system-media > .media-placeholder {
    transform: perspective(1200px) rotateY(1.4deg) rotateX(.25deg) skewY(.08deg);
  }
}


/* Kapak görselinden açılan sade YouTube oynatıcısı */
.youtube-shell {
  position: relative;
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #000;
  border: 0;
}

.youtube-poster {
  position: absolute;
  inset: 0;
  z-index: 5;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: #050608;
  cursor: pointer;
  overflow: hidden;
  transition: opacity .35s ease, visibility .35s ease;
}

.youtube-poster img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background: #050608;
  border: 0;
  box-shadow: none;
  transform: none !important;
  filter: none;
}

.youtube-poster-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 32px;
  color: var(--text);
  font-family: "Unbounded", sans-serif;
  text-align: center;
  background:
    radial-gradient(circle at center, rgba(214,165,75,.14), transparent 34%),
    #080b10;
}

.youtube-play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 78px;
  height: 78px;
  display: grid;
  place-items: center;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(242,211,141,.72);
  border-radius: 50%;
  color: #080a0d;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: 0 18px 55px rgba(0,0,0,.48), 0 0 35px rgba(214,165,75,.20);
  font-size: 1.35rem;
  text-indent: 4px;
  transition: transform .25s ease, box-shadow .25s ease;
}

.youtube-poster:hover .youtube-play-icon {
  transform: translate(-50%, -50%) scale(1.08);
  box-shadow: 0 22px 66px rgba(0,0,0,.56), 0 0 48px rgba(214,165,75,.30);
}

.youtube-shell.is-playing .youtube-poster {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.youtube-player-host,
.youtube-player-host iframe {
  position: absolute !important;
  inset: 0;
  width: 100% !important;
  height: 100% !important;
  border: 0 !important;
  background: #000;
  transform: none !important;
  box-shadow: none !important;
}

.youtube-seekbar-wrap {
  position: absolute;
  z-index: 8;
  left: 0;
  right: 0;
  bottom: 0;
  height: 36px;
  padding: 12px 48px 10px 10px;
  display: flex;
  align-items: center;
  background: linear-gradient(to top, rgba(0,0,0,.78), rgba(0,0,0,0));
}

.youtube-seekbar-wrap[hidden] {
  display: none;
}

.youtube-seekbar {
  --seek-progress: 0%;
  width: 100%;
  height: 4px;
  display: block;
  margin: 0;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  background:
    linear-gradient(to right,
      var(--accent-2) 0,
      var(--accent) var(--seek-progress),
      rgba(255,255,255,.24) var(--seek-progress),
      rgba(255,255,255,.24) 100%);
  border-radius: 999px;
  outline: none;
}

.youtube-seekbar::-webkit-slider-thumb {
  width: 11px;
  height: 11px;
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 12px rgba(242,211,141,.55);
}

.youtube-seekbar::-moz-range-thumb {
  width: 11px;
  height: 11px;
  border: 0;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 12px rgba(242,211,141,.55);
}

.modal-content .youtube-shell {
  width: min(1180px, 96vw);
  height: auto;
  max-height: 86vh;
  aspect-ratio: 16 / 9;
  transform: none !important;
  box-shadow: none;
}

@media (max-width: 720px) {
  .youtube-play-icon {
    width: 62px;
    height: 62px;
    font-size: 1.05rem;
  }
}


.youtube-fullscreen-btn {
  position: absolute;
  right: 8px;
  bottom: 5px;
  width: 32px;
  height: 28px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  color: #fff;
  background: transparent;
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  opacity: .9;
  transition: opacity .2s ease, transform .2s ease;
}

.youtube-fullscreen-btn:hover {
  opacity: 1;
  transform: scale(1.08);
}

.youtube-shell:fullscreen,
.youtube-shell.is-fullscreen {
  width: 100vw !important;
  height: 100vh !important;
  max-width: none !important;
  max-height: none !important;
  aspect-ratio: auto !important;
  background: #000;
  transform: none !important;
}

.youtube-shell:fullscreen .youtube-player-host,
.youtube-shell:fullscreen .youtube-player-host iframe,
.youtube-shell.is-fullscreen .youtube-player-host,
.youtube-shell.is-fullscreen .youtube-player-host iframe {
  width: 100% !important;
  height: 100% !important;
}


/* ---------------------------------------------------------
   BOT OYUNCU SİSTEMİ — ÖZEL TANITIM TASARIMI
--------------------------------------------------------- */
.bot-player-card {
  border-color: rgba(214,165,75,.42);
  background:
    radial-gradient(circle at 82% 14%, rgba(214,165,75,.08), transparent 30%),
    rgba(255,255,255,.025);
}

.bot-player-card:hover {
  border-color: rgba(242,211,141,.66);
  box-shadow:
    0 30px 90px rgba(0,0,0,.36),
    0 0 45px rgba(214,165,75,.07);
}

.system-copy-bot {
  position: relative;
  overflow: hidden;
  justify-content: center;
  padding: 38px 38px 34px;
  background:
    radial-gradient(circle at 85% 8%, rgba(214,165,75,.11), transparent 29%),
    linear-gradient(150deg, rgba(16,20,29,.98), rgba(7,9,13,.99));
}

.system-copy-bot::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -110px;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(214,165,75,.10);
  border-radius: 50%;
  box-shadow:
    0 0 0 38px rgba(214,165,75,.025),
    0 0 0 78px rgba(214,165,75,.018);
  pointer-events: none;
}

.bot-eyebrow {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: .64rem;
  font-weight: 800;
  letter-spacing: .20em;
}

.bot-eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.system-copy-bot > h3 {
  position: relative;
  z-index: 2;
  margin: 8px 0 12px;
  font-size: clamp(2rem, 3.1vw, 3.55rem);
}

.bot-lead {
  position: relative;
  z-index: 2;
  max-width: 670px;
  margin: 0 0 22px !important;
  color: #a9afba !important;
  font-size: .91rem;
  line-height: 1.75;
}

.bot-feature-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.bot-feature-card {
  position: relative;
  min-height: 116px;
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 12px;
  align-items: start;
  padding: 15px 14px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.09);
  background:
    linear-gradient(145deg, rgba(255,255,255,.048), rgba(255,255,255,.018));
  transition:
    transform .28s ease,
    border-color .28s ease,
    background .28s ease,
    box-shadow .28s ease;
}

.bot-feature-card::after {
  content: "";
  position: absolute;
  top: -40%;
  left: -70%;
  width: 42%;
  height: 190%;
  background: linear-gradient(90deg, transparent, rgba(242,211,141,.11), transparent);
  transform: skewX(-18deg);
  transition: left .62s ease;
  pointer-events: none;
}

.bot-feature-card:hover {
  transform: translateY(-3px);
  border-color: rgba(214,165,75,.45);
  background:
    linear-gradient(145deg, rgba(214,165,75,.09), rgba(255,255,255,.025));
  box-shadow: 0 16px 34px rgba(0,0,0,.23);
}

.bot-feature-card:hover::after {
  left: 135%;
}

.bot-feature-icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(214,165,75,.42);
  color: var(--accent-2);
  background: rgba(214,165,75,.07);
  box-shadow: inset 0 0 18px rgba(214,165,75,.05);
  font-size: 1rem;
}

.bot-feature-card h4 {
  margin: 0 0 5px;
  color: #f1f1ee;
  font-size: .78rem;
  line-height: 1.35;
}

.bot-feature-card p {
  margin: 0;
  color: #878e9a;
  font-size: .70rem;
  line-height: 1.55;
}

.bot-message-flow {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding: 11px;
  border: 1px solid rgba(214,165,75,.18);
  background: rgba(0,0,0,.17);
}

.bot-flow-step {
  min-width: 0;
}

.bot-flow-index {
  display: block;
  margin-bottom: 2px;
  color: var(--accent);
  font-family: "Unbounded", sans-serif;
  font-size: .52rem;
  letter-spacing: .12em;
}

.bot-flow-step strong,
.bot-flow-step small {
  display: block;
}

.bot-flow-step strong {
  color: #e9e9e6;
  font-size: .69rem;
}

.bot-flow-step small {
  margin-top: 2px;
  color: #777f8b;
  font-size: .58rem;
  line-height: 1.4;
}

.bot-flow-arrow {
  color: var(--accent);
  opacity: .76;
}

.bot-highlight {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 13px;
  color: #bfc3ca;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .045em;
}

.bot-highlight span {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 15px rgba(214,165,75,.72);
}

@media (max-width: 1280px) {
  .system-copy-bot {
    padding: 30px 28px;
  }

  .bot-feature-card {
    min-height: 108px;
  }
}

@media (max-width: 1040px) {
  .bot-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 650px) {
  .media-open {
    right: 12px;
    bottom: 46px;
    min-width: 39px;
    height: 39px;
  }

  .system-copy-bot {
    padding: 30px 20px;
  }

  .bot-feature-grid {
    grid-template-columns: 1fr;
  }

  .bot-message-flow {
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .bot-flow-arrow {
    transform: rotate(90deg);
    justify-self: start;
  }
}