:root {
  --color-dark: #0A0A14;
  --color-dark-alt: #101021;
  --color-light: #F5F5FA;
  --color-primary: #8A2BE2;
  --color-accent: #00F5D4;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  line-height: 1.6;
  margin: 0;
  padding: 0;
  background-color: var(--color-dark);
  color: var(--color-light);
  overflow-x: hidden;
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 10px;
}

h2 {
  font-size: 2.5rem;
  text-align: center;
}

p {
  font-size: 1.2rem;
  max-width: 600px;
}

img {
  max-width: 100%;
  height: auto;
}

.text-center {
  text-align: center;
}

.fw-medium {
  font-weight: 500;
}

.pb-3 {
  padding-bottom: 1rem;
}

@keyframes slideIn {
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes growBar {
  to {
    height: var(--height);
  }
}

@keyframes shake-effect {
  10%,
  90% {
    transform: translateX(-1px);
  }
  20%,
  80% {
    transform: translateX(2px);
  }
  30%,
  50%,
  70% {
    transform: translateX(-4px);
  }
  40%,
  60% {
    transform: translateX(4px);
  }
}

.animate-hidden {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 1s ease-out, transform 1s ease-out;
  will-change: opacity, transform;
}

.animate-hidden.visible,
.show {
  opacity: 1;
  transform: translateY(0);
}

.page-shake {
  animation: shake-effect 0.6s ease-in-out;
}

.cta-button {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  color: var(--color-dark);
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  margin-top: 20px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(138, 43, 226, 0.3);
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: transparent;
  padding: 20px 15px;
  transition: background-color 0.4s ease, backdrop-filter 0.4s ease, padding 0.4s ease;
}

header.scrolled {
  background-color: rgba(10, 10, 20, 0.8);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  padding: 10px 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  padding: 0 20px;
}

.header-container .cta-button {
  margin-top: 0;
  padding: 12px 24px;
  font-size: 0.9rem;
}

.girisKismi {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px 20px;
  box-sizing: border-box;
  text-align: center;
  border-bottom: none;
  position: relative;
}

.girisKismi:first-child {
  background-color: var(--color-dark);
  color: #fff;
  padding-top: 120px;
}

.girisKismi p.aciklama {
  max-width: 800px;
  line-height: 1.6;
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: rgba(245, 245, 250, 0.8);
}

.side-by-side-layout {
  flex-direction: row;
  justify-content: space-around;
  align-items: center;
  gap: 50px;
  padding: 40px 80px;
}

.side-by-side-layout .text-content {
  text-align: left;
  max-width: 500px;
}

.side-by-side-layout .aciklama {
  text-align: left;
}

.side-by-side-layout img {
  max-width: 45%;
  height: auto;
}

.bar-chart {
  display: flex;
  gap: 12px;
  height: 300px;
  align-items: flex-end;
  transform: translateX(-100%);
  opacity: 0;
  animation: slideIn 1s ease-out forwards;
  animation-delay: 0.3s;
}

.bar {
  width: 24px;
  background: linear-gradient(to top, var(--color-accent), var(--color-primary));
  height: 0;
  animation: growBar 1s ease-out forwards;
  animation-delay: calc(var(--i) * 0.2s);
  border-radius: 4px 4px 0 0;
}

.bar:nth-child(1) { --i: 0; }
.bar:nth-child(2) { --i: 1; }
.bar:nth-child(3) { --i: 2; }
.bar:nth-child(4) { --i: 3; }
.bar:nth-child(5) { --i: 4; }
.bar:nth-child(6) { --i: 5; }
.bar:nth-child(7) { --i: 6; }
.bar:nth-child(8) { --i: 7; }

#gorusEtki {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 80px 20px;
  overflow: hidden;
  min-height: 100vh;
  z-index: 1;
  background-color: var(--color-dark);
}

#gorusEtki #network-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

#gorusEtki #particles-js {
  width: 100%;
  height: 100%;
}

#gorusEtki .text-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  color: inherit;
}

.testimonials-section {
  padding: 100px 20px;
  background-color: var(--color-dark-alt);
  position: relative;
  overflow: hidden;
}

.testimonials-container {
  max-width: 1200px;
  margin: 0 auto;
}

.testimonials-title {
  font-size: 3rem;
  color: var(--color-light);
  text-align: center;
  margin-bottom: 60px;
  font-weight: 700;
}

.testimonial-swiper {
  width: 100%;
  padding: 20px 0 60px 0;
}

.testimonial-card {
  position: relative;
  display: block;
  width: 100%;
  height: 75vh;
  max-height: 650px;
  min-height: 600px;
  background: #1a1a1f;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 0;
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.swiper-slide:nth-child(1) .testimonial-card {
  background: radial-gradient(circle at 10% 20%, rgba(80, 50, 220, 0.15), transparent 40%), #1a1a1f;
}

.swiper-slide:nth-child(2) .testimonial-card {
  background: radial-gradient(circle at 10% 20%, rgba(50, 220, 150, 0.15), transparent 40%), #1a1a1f;
}

.swiper-slide:nth-child(3) .testimonial-card {
  background: radial-gradient(circle at 10% 20%, rgba(220, 150, 50, 0.15), transparent 40%), #1a1a1f;
}

.swiper-slide:nth-child(4) .testimonial-card {
  background: radial-gradient(circle at 10% 20%, rgba(50, 150, 220, 0.15), transparent 40%), #1a1a1f;
}

.testimonial-video {
  position: absolute;
  top: 50%;
  left: 30%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 600px;
  max-height: 90%;
  z-index: 1;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
  border-radius: 40px;
}

.testimonial-card:hover .testimonial-video {
  transform: translate(-50%, -50%) scale(1.03);
}

.testimonial-video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-content {
  position: absolute;
  top: 50%;
  right: 8%;
  transform: translateY(-50%);
  width: 48%;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 35px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  z-index: 2;
  transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.testimonial-card:hover .testimonial-content {
  transform: translateY(-50%) scale(1.02);
}

.testimonial-logo {
  margin-bottom: 20px;
  object-fit: contain;
}

#logo-garnier,
#logo-turkcell {
  width: 150px;
  height: auto;
}

#logo-the-ceel,
#logo-pubg {
  width: 130px;
  height: auto;
}

.testimonial-description {
  font-size: 1.1rem;
  color: rgba(245, 245, 250, 0.9);
  line-height: 1.7;
  text-align: left;
}

.testimonial-stats {
  display: flex;
  gap: 30px;
  margin-top: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 25px;
  width: 100%;
}

.stat-item {
  text-align: left;
}

.stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
}

.stat-label {
  font-size: 1rem;
  color: rgba(245, 245, 250, 0.7);
}

.testimonial-swiper .swiper-button-next,
.testimonial-swiper .swiper-button-prev {
  color: var(--color-accent);
  transition: transform 0.3s ease;
}

.testimonial-swiper .swiper-button-next:hover,
.testimonial-swiper .swiper-button-prev:hover {
  transform: scale(1.2);
}

.testimonial-swiper .swiper-pagination-bullet-active {
  background-color: var(--color-accent);
}

#isBirlikleriKismi {
  padding: 60px 20px;
  background-color: var(--color-dark);
  overflow: hidden;
}

.swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
  width: auto;
}

#isBirlikleriKismi .swiper-slide img {
  width: 120px;
  height: 80px;
  object-fit: contain;
  filter: none;
  opacity: 1;
}

#isBirlikleriKismi .swiper-slide:hover img {
  filter: grayscale(0) brightness(1);
  opacity: 1;
}

.form-section {
  text-align: center;
  padding: 60px 20px;
  background-color: var(--color-dark-alt);
}

.form-choice {
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.form-choice button {
  padding: 12px 24px;
  margin: 0 10px;
  border-radius: 50px;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s;
  border: 1px solid var(--color-primary);
  background-color: transparent;
  color: var(--color-light);
  margin: 0;
  width: 100%;
}

.form-choice button:hover,
.form-choice button.active {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-color: transparent;
  color: var(--color-dark);
}

.form-box {
  max-width: 500px;
  margin: 0 auto;
  background-color: var(--color-dark);
  padding: 25px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: none;
}

.form-box.hidden {
  display: none !important;
}

.form-box input,
.form-box textarea {
  width: 95%;
  padding: 10px;
  margin-bottom: 15px;
  border-radius: 6px;
  font-size: 1rem;
  background: var(--color-dark-alt);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-light);
}

.form-box button[type="submit"] {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  color: var(--color-dark);
  border: none;
  padding: 12px;
  width: 100%;
  font-size: 1rem;
  border-radius: 6px;
  cursor: pointer;
  transition: transform 0.3s;
}

.form-box button[type="submit"]:hover {
  transform: scale(1.02);
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.kvkk-onay {
  display: flex;
  align-items: center;
  margin-top: 15px;
  margin-bottom: 20px;
}

.kvkk-onay input[type="checkbox"] {
  margin-right: 10px;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.kvkk-onay label {
  font-size: 14px;
  color: rgba(245, 245, 250, 0.7);
  line-height: 1.4;
}

.kvkk-onay label a {
  color: var(--color-accent);
  text-decoration: none;
}

.kvkk-onay label a:hover {
  text-decoration: underline;
}

.site-footer {
  background-color: var(--color-dark);
  color: #ecf0f1;
  padding: 80px 20px;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.footer-logo img {
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.footer-logo:hover img {
  opacity: 1;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 25px;
  padding: 0;
  margin: 0;
}

.footer-links a {
  font-size: 1rem;
  color: rgba(245, 245, 250, 0.7);
  text-decoration: none;
  position: relative;
  padding: 5px 0;
  transition: color 0.3s ease;
}

.footer-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-accent);
  transition: width 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.footer-links a:hover {
  color: var(--color-light);
}

.footer-links a:hover::after {
  width: 100%;
}

.footer-social {
  display: flex;
  gap: 20px;
}

.social-icon {
  color: #ecf0f1;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  width: 45px;
  height: 45px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  font-size: 18px;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.social-icon:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-dark);
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 10px 20px rgba(0, 245, 212, 0.2);
}

.footer-copyright {
  font-size: 0.9rem;
  color: rgba(245, 245, 250, 0.5);
  margin-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 40px;
  width: 100%;
  max-width: 600px;
}

.active-page-link {
  color: var(--color-accent) !important;
  text-shadow: 0 0 8px rgba(0, 245, 212, 0.5);
  cursor: default;
}

@media (max-width: 992px) {
  .testimonial-card {
    flex-direction: column;
    padding: 30px;
    text-align: center;
    display: flex;
    height: auto;
    min-height: unset;
    max-height: unset;
    gap: 30px;
  }

  .testimonial-video {
    position: static;
    transform: none;
    width: 100%;
    max-width: 280px;
    height: auto;
    aspect-ratio: 9 / 16;
    margin: 0 auto;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: none;
  }

  .testimonial-content {
    align-items: center;
    text-align: center;
    position: static;
    transform: none;
    width: 100%;
    max-width: none;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    padding: 0;
  }

  .testimonial-description {
    text-align: center;
  }

  .testimonial-stats {
    justify-content: center;
  }

  .side-by-side-layout {
    flex-direction: column;
    gap: 30px;
    padding: 60px 20px;
    text-align: center;
  }

  .side-by-side-layout.reversed-layout {
    flex-direction: column-reverse;
  }

  .side-by-side-layout .text-content {
    max-width: 100%;
    text-align: center;
  }

  .side-by-side-layout .aciklama {
    text-align: center;
  }

  .side-by-side-layout img,
  .side-by-side-layout .bar-chart {
    max-width: 90%;
    margin: 0 auto;
  }
  
  .testimonial-card:hover .testimonial-video,
  .testimonial-card:hover .testimonial-content {
    transform: none;
    box-shadow: none;
  }
  
  .testimonial-swiper .swiper-button-next:hover,
  .testimonial-swiper .swiper-button-prev:hover {
    transform: none;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.8rem;
  }

  h2 {
    font-size: 2rem;
  }

  p {
    font-size: 1rem;
    max-width: 100%;
  }

  .girisKismi {
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .footer-container {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .footer-left {
    order: 2;
    margin-bottom: 0;
  }

  .footer-social {
    order: 1;
    flex-direction: row;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2.2rem;
  }

  .testimonials-title {
    font-size: 2.2rem;
  }

  .stat-value {
    font-size: 1.6rem;
  }

  .stat-label {
    font-size: 0.9rem;
  }
}