/* ============ KareKaput tasarım sistemi ============ */
:root {
  --kk-primary: #0d6efd;
  --kk-accent: #22D3EE;        /* cyan — ana vurgu */
  --kk-accent-soft: #67e8f9;
  --kk-accent-ink: #062a33;    /* cyan üstündeki koyu metin */
  --kk-success: #198754;
  --kk-danger: #dc3545;
  --kk-warning: #fd7e14;
  --kk-purple: #6f42c1;
  --kk-navy: #0F172A;
  --kk-navy-2: #1E293B;
  --kk-slate: #94a3b8;
  --kk-text: #F1F5F9;
  --kk-radius: 16px;
  --kk-font: "Segoe UI", Inter, system-ui, -apple-system, sans-serif;
}

/* Cyan vurgulu buton sistemi */
.btn-primary {
  --bs-btn-bg: var(--kk-accent);
  --bs-btn-border-color: var(--kk-accent);
  --bs-btn-color: var(--kk-accent-ink);
  --bs-btn-hover-bg: var(--kk-accent-soft);
  --bs-btn-hover-border-color: var(--kk-accent-soft);
  --bs-btn-hover-color: var(--kk-accent-ink);
  --bs-btn-active-bg: #0ec2df;
  --bs-btn-active-border-color: #0ec2df;
  --bs-btn-active-color: var(--kk-accent-ink);
  font-weight: 600;
}
.btn-outline-primary {
  --bs-btn-color: var(--kk-accent);
  --bs-btn-border-color: rgba(34,211,238,.5);
  --bs-btn-hover-bg: rgba(34,211,238,.12);
  --bs-btn-hover-border-color: var(--kk-accent);
  --bs-btn-hover-color: var(--kk-accent-soft);
  --bs-btn-active-bg: rgba(34,211,238,.2);
  --bs-btn-active-border-color: var(--kk-accent);
  --bs-btn-active-color: var(--kk-accent-soft);
}

html { scroll-behavior: smooth; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

.kk-body {
  font-family: var(--kk-font);
  background: var(--kk-navy);
  color: #e2e8f0;
  overflow-x: hidden;
}

.text-slate { color: var(--kk-slate) !important; }
.text-slate a { color: var(--kk-slate); }
.text-gradient {
  background: linear-gradient(90deg, #67e8f9, #22D3EE 55%, #0ea5e9);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============ Navbar — yüzen kapsül ============ */
.kk-navbar {
  position: fixed; inset: 14px 0 auto 0; z-index: 1000;
  display: flex; justify-content: center;
  padding: 0 16px; pointer-events: none;
  transition: inset .3s ease;
}
.kk-navbar.is-scrolled { inset-block-start: 8px; }
.kk-nav-capsule {
  pointer-events: auto;
  width: min(1080px, 100%);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .5rem .65rem .5rem 1.1rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, .6);
  border: 1px solid rgba(148, 163, 184, .16);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  box-shadow: 0 8px 32px rgba(2, 6, 23, .45);
  transition: background .3s ease, box-shadow .3s ease;
  position: relative;
}
.kk-navbar.is-scrolled .kk-nav-capsule {
  background: rgba(15, 23, 42, .88);
  box-shadow: 0 12px 40px rgba(2, 6, 23, .65);
}
.kk-brand { color: #fff; text-decoration: none; font-size: 1.1rem; letter-spacing: .4px; }
.kk-brand strong { color: var(--kk-accent); }
.kk-nav-links { gap: .25rem; }
.kk-nav-links a {
  color: #cbd5e1; text-decoration: none; font-size: .9rem; font-weight: 500;
  padding: .45rem .85rem; border-radius: 999px;
  transition: color .2s ease, background .2s ease;
}
.kk-nav-links a:hover { color: #fff; background: rgba(148, 163, 184, .12); }
.kk-nav-links a.is-current { color: var(--kk-accent-soft); background: rgba(34, 211, 238, .12); }
.kk-nav-links a:focus-visible { outline: 2px solid var(--kk-accent); outline-offset: 2px; }
.kk-cta-btn { border-radius: 999px !important; }
.kk-nav-toggle { background: none; border: 0; color: #fff; line-height: 1; }
@media (max-width: 991px) {
  .kk-nav-links {
    display: none; position: absolute; top: calc(100% + 10px); left: 0; right: 0;
    background: rgba(15, 23, 42, .96);
    border: 1px solid rgba(148, 163, 184, .16);
    border-radius: 20px; padding: .75rem;
    flex-direction: column; align-items: stretch !important; gap: .25rem !important;
    box-shadow: 0 20px 50px rgba(2, 6, 23, .6);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
  }
  .kk-nav-links.is-open { display: flex; }
  .kk-nav-links a { padding: .7rem 1rem; border-radius: 12px; }
}

/* ============ Hero ============ */
.kk-hero { position: relative; overflow: hidden; padding-top: 70px; }
.kk-hero-bg { position: absolute; inset: 0; }
.kk-orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .45; will-change: transform; }
.kk-orb-1 { width: 480px; height: 480px; background: #0891b2; top: -120px; right: -80px; }
.kk-orb-2 { width: 380px; height: 380px; background: #6f42c1; bottom: -100px; left: -120px; }
.kk-grid-overlay {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(148,163,184,.06) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(148,163,184,.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.kk-badge {
  display: inline-block; padding: .4rem 1rem; border-radius: 999px;
  border: 1px solid rgba(34,211,238,.4); color: #67e8f9;
  font-size: .8rem; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 1.25rem;
}
.kk-hero-title { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 700; color: #fff; line-height: 1.12; }
.kk-hero-sub { color: var(--kk-slate); font-size: 1.15rem; margin: 1.25rem 0 2rem; max-width: 34rem; }
.kk-hero-mini-stats div { display: flex; flex-direction: column; }
.kk-hero-mini-stats strong { color: #fff; font-size: 1.4rem; }
.kk-hero-mini-stats span { color: var(--kk-slate); font-size: .8rem; }

/* Telefon mockup — CSS 3D */
.kk-phone-scene { perspective: 1200px; position: relative; }
.kk-phone-tilt {
  transform-style: preserve-3d;
  transition: transform .35s ease;
  will-change: transform;
}
.kk-phone {
  width: min(300px, 70vw); border-radius: 38px; border: 10px solid #1e293b;
  background: #000; overflow: hidden; position: relative;
  box-shadow: 0 40px 90px rgba(2, 6, 23, .8);
  transform: rotateY(-16deg) rotateX(6deg);
  will-change: transform;
}
.kk-phone img { width: 100%; display: block; }
.kk-phone-notch {
  position: absolute; top: 8px; left: 50%; transform: translateX(-50%);
  width: 36%; height: 22px; background: #1e293b; border-radius: 999px; z-index: 2;
}
.kk-phone-glow {
  position: absolute; inset: 20% 10%; background: #22D3EE; filter: blur(110px);
  opacity: .35; z-index: -1;
}
/* Hero alt kayan bant */
.kk-hero-marquee {
  position: absolute; left: 0; right: 0; bottom: 58px; z-index: 3;
  overflow: hidden; padding: .55rem 0;
  border-block: 1px solid rgba(148, 163, 184, .14);
  background: rgba(15, 23, 42, .35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.kk-marquee-track {
  display: inline-flex; align-items: center; gap: 1.25rem;
  white-space: nowrap; will-change: transform;
  animation: kkMarquee 32s linear infinite;
}
.kk-hero-marquee:hover .kk-marquee-track { animation-play-state: paused; }
.kk-marquee-item {
  color: #cbd5e1; font-size: .85rem; font-weight: 500; letter-spacing: .3px;
}
.kk-marquee-item i { color: var(--kk-accent); margin-right: .35rem; }
.kk-marquee-sep { color: rgba(148, 163, 184, .45); font-size: .8rem; }
@keyframes kkMarquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .kk-marquee-track { animation: none; }
}
@media (max-width: 991px) { .kk-hero-marquee { bottom: 46px; } }

.kk-scroll-hint {
  position: absolute; bottom: 14px; left: 50%; transform: translateX(-50%);
  color: var(--kk-slate); font-size: .75rem; text-align: center; z-index: 3;
  animation: kkFloat 2.2s ease-in-out infinite;
}
.kk-scroll-hint i { display: block; font-size: 1.3rem; }
@keyframes kkFloat { 50% { transform: translate(-50%, 8px); } }

/* ============ Bölümler & kartlar ============ */
.kk-section { padding: 6rem 0; position: relative; }
.kk-section-head h2 { color: #fff; font-weight: 700; font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.kk-eyebrow {
  color: var(--kk-accent); text-transform: uppercase; letter-spacing: 2px;
  font-size: .8rem; font-weight: 600; display: block; margin-bottom: .75rem;
}
.kk-card {
  background: var(--kk-navy-2); border: 1px solid rgba(148,163,184,.12);
  border-radius: var(--kk-radius); padding: 2rem;
  transition: transform .3s ease, border-color .3s ease;
}
.kk-card:hover { transform: translateY(-6px); border-color: rgba(34,211,238,.45); }
.kk-card h5 { color: #fff; margin-bottom: .75rem; }
.kk-card p { color: var(--kk-slate); margin: 0; }
.kk-card-icon {
  width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center;
  font-size: 1.5rem; margin-bottom: 1.25rem;
}

/* ============ Sayaç bandı ============ */
.kk-stats-band {
  background: linear-gradient(180deg, rgba(34,211,238,.07), transparent);
  border-block: 1px solid rgba(148,163,184,.1);
  padding: 4rem 0;
}
.kk-stat span.kk-counter, .kk-stat sup { color: #fff; font-size: 2.6rem; font-weight: 700; }
.kk-stat sup { font-size: 1.4rem; color: var(--kk-accent); }
.kk-stat p { color: var(--kk-slate); font-size: .85rem; margin-top: .25rem; }

/* ============ Showcase (pinlenen vitrin) ============ */
.kk-showcase { padding: 6rem 0 3rem; }
.kk-showcase-item {
  padding: 1.5rem; border-left: 3px solid rgba(148,163,184,.15);
  opacity: .38; transition: opacity .35s ease, border-color .35s ease; cursor: pointer;
}
.kk-showcase-item.is-active { opacity: 1; border-color: var(--kk-accent); }
.kk-showcase-num { font-weight: 700; letter-spacing: 2px; font-size: .8rem; }
.kk-showcase-item h4 { color: #fff; margin: .5rem 0; font-size: 1.15rem; }
.kk-showcase-item p { color: var(--kk-slate); font-size: .95rem; margin: 0; }
.kk-showcase-scene { position: sticky; top: 110px; perspective: 1400px; }
.kk-phone--showcase {
  width: min(340px, 60vw);
  aspect-ratio: 9 / 19;
  transform: rotateY(-14deg) rotateX(5deg);
}
.kk-phone--showcase img {
  width: 100%; height: 100%; object-fit: cover; object-position: top center;
}

/* Özellikler sayfası: telefon içinde kaydırılabilir ekran */
.kk-phone--feature {
  width: min(320px, 70vw);
  aspect-ratio: 9 / 19;
  transform: rotateY(-10deg) rotateX(4deg);
}
.kk-phone-screen {
  height: 100%; overflow-y: auto; overscroll-behavior: contain;
  scrollbar-width: thin; scrollbar-color: rgba(148,163,184,.4) transparent;
  border-radius: inherit;
}
.kk-phone-screen::-webkit-scrollbar { width: 4px; }
.kk-phone-screen::-webkit-scrollbar-thumb { background: rgba(148,163,184,.4); border-radius: 4px; }
.kk-phone-screen { cursor: grab; touch-action: pan-y; }
.kk-phone-screen.is-dragging { cursor: grabbing; }
.kk-phone-screen img { width: 100%; display: block; user-select: none; -webkit-user-drag: none; pointer-events: none; }
.kk-showcase-glow {
  position: absolute; inset: 18% 12%; background: #22D3EE; filter: blur(110px);
  opacity: .32; z-index: -1;
}
.kk-browser-chrome { display: flex; gap: 6px; padding: 12px 16px; background: #0b1220; }
.kk-browser-chrome span { width: 10px; height: 10px; border-radius: 50%; background: #334155; }
.kk-showcase-screen img { width: 100%; display: block; transition: opacity .3s ease; }

/* ============ Video & alıntı ============ */
.kk-video-frame {
  width: min(280px, 75vw); aspect-ratio: 9 / 16; border-radius: 28px; overflow: hidden;
  border: 8px solid #1e293b; box-shadow: 0 30px 70px rgba(2,6,23,.7); background: #000;
}
.kk-video-frame video { width: 100%; height: 100%; object-fit: cover; }
.kk-quote { border-left: 4px solid var(--kk-accent); padding-left: 1.25rem; margin-bottom: 1.5rem; }
.kk-quote p { color: #e2e8f0; font-size: 1.15rem; font-style: italic; }
.kk-quote footer { color: var(--kk-slate); font-size: .9rem; }

/* ============ CTA bandı ============ */
.kk-cta-banner {
  background: radial-gradient(ellipse at top, rgba(34,211,238,.18), transparent 65%), var(--kk-navy-2);
  border-block: 1px solid rgba(148,163,184,.1);
}

/* ============ Footer ============ */
.kk-footer { background: #0b1220; border-top: 1px solid rgba(148,163,184,.08); }
.kk-footer-links li { margin-bottom: .5rem; color: var(--kk-slate); }
.kk-footer-links a { color: var(--kk-slate); text-decoration: none; }
.kk-footer-links a:hover { color: #fff; }

/* ============ İç sayfalar ============ */
.kk-page-hero { padding: 9rem 0 4rem; text-align: center; }
.kk-page-hero h1 { color: #fff; font-weight: 700; font-size: clamp(2rem, 4vw, 3rem); }
.kk-page-hero p { color: var(--kk-slate); max-width: 40rem; margin: 1rem auto 0; }

.kk-step { display: flex; gap: 1.5rem; align-items: flex-start; }
.kk-step-num {
  flex: 0 0 56px; width: 56px; height: 56px; border-radius: 50%;
  background: rgba(34,211,238,.12); color: var(--kk-accent); border: 1px solid rgba(34,211,238,.4);
  display: grid; place-items: center; font-weight: 700; font-size: 1.3rem;
}

.kk-timeline { position: relative; padding-left: 2rem; }
.kk-timeline::before {
  content: ""; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px;
  background: rgba(148,163,184,.2);
}
.kk-timeline-item { position: relative; padding-bottom: 2.5rem; }
.kk-timeline-item::before {
  content: ""; position: absolute; left: -1.98rem; top: 6px; width: 14px; height: 14px;
  border-radius: 50%; background: var(--kk-accent); box-shadow: 0 0 0 4px rgba(34,211,238,.22);
}
.kk-timeline-item h5 { color: #fff; }
.kk-timeline-item .kk-quarter { color: var(--kk-accent); font-weight: 600; font-size: .85rem; letter-spacing: 1px; }

.kk-tech-list li { color: var(--kk-slate); padding: .35rem 0; }
.kk-tech-list i { color: var(--kk-success); margin-right: .5rem; }

/* Form */
.kk-form-card {
  background: var(--kk-navy-2); border: 1px solid rgba(148,163,184,.15);
  border-radius: var(--kk-radius); padding: 2.5rem;
}
.kk-form-card .form-control {
  background: #0b1220; border-color: rgba(148,163,184,.25); color: #e2e8f0;
}
/* KVKK onay kutusu — işaretli halde cyan + beyaz tik görünsün, tıklanabilir olsun */
.kk-form-card .form-check-input {
  background-color: #0b1220; border-color: rgba(148,163,184,.5);
  width: 1.2em; height: 1.2em; margin-top: .15em; cursor: pointer;
}
.kk-form-card .form-check-input:checked {
  background-color: var(--kk-accent); border-color: var(--kk-accent);
}
.kk-form-card .form-check-input:focus {
  border-color: var(--kk-accent); box-shadow: 0 0 0 .2rem rgba(34,211,238,.2);
}
.kk-form-card .form-check-label { cursor: pointer; }
.kk-form-card .form-control:focus { border-color: var(--kk-accent); box-shadow: 0 0 0 .2rem rgba(34,211,238,.18); background: #0b1220; color: #fff; }
.kk-form-card label { color: #cbd5e1; }
.kk-honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* Accordion (SSS) — koyu tema */
.kk-accordion .accordion-item { background: var(--kk-navy-2); border: 1px solid rgba(148,163,184,.15); }
.kk-accordion .accordion-button { background: var(--kk-navy-2); color: #fff; box-shadow: none; }
.kk-accordion .accordion-button:not(.collapsed) { background: rgba(34,211,238,.1); color: #67e8f9; }
.kk-accordion .accordion-button::after { filter: invert(1); }
.kk-accordion .accordion-body { color: var(--kk-slate); }

/* İçerik sayfası (KVKK vb.) */
.kk-prose { color: #cbd5e1; max-width: 46rem; margin: 0 auto; }
.kk-prose h2, .kk-prose h3 { color: #fff; margin-top: 2rem; }

/* Reveal animasyon başlangıç durumu (JS yoksa görünür kalır) */
@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] { opacity: 0; transform: translateY(28px); }
  .js [data-hero-fade] { opacity: 0; transform: translateY(20px); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}