/* Mobil Uygulama Sayfası CSS */

/* Hero Section */
.about-hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #6b73ff 100%);
  color: white;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.about-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 1;
}

.floating-circles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.floating-circle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  animation: float 6s ease-in-out infinite;
}

.circle-1 {
  width: 120px;
  height: 120px;
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.circle-2 {
  width: 80px;
  height: 80px;
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.circle-3 {
  width: 100px;
  height: 100px;
  bottom: 20%;
  left: 20%;
  animation-delay: 4s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

.about-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  text-align: left;
}

.about-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.25);
  color: white;
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 30px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.about-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 30px;
  color: white;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.about-title-gradient {
  background: linear-gradient(45deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-description {
  font-size: 1.4rem;
  line-height: 1.6;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.about-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.btn-hero-primary {
  background: white;
  color: #667eea;
  padding: 18px 32px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  color: #764ba2;
  text-decoration: none;
}

.btn-hero-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
  padding: 16px 32px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  font-size: 18px;
  transition: all 0.3s ease;
}

.btn-hero-secondary:hover {
  background: white;
  color: #667eea;
  text-decoration: none;
}

.mobile-animation {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.phone-mockup {
  width: 200px;
  height: 350px;
  background: #2c3e50;
  border-radius: 25px;
  position: relative;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  animation: phone-float 3s ease-in-out infinite;
}

.phone-screen {
  width: 170px;
  height: 300px;
  background: linear-gradient(45deg, #667eea, #764ba2);
  border-radius: 15px;
  position: absolute;
  top: 25px;
  left: 15px;
  overflow: hidden;
}

.screen-content {
  position: absolute;
  top: 20px;
  left: 20px;
  right: 20px;
  bottom: 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.app-icons {
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  animation: icons-rotate 8s linear infinite;
}

.app-icons i {
  position: absolute;
  font-size: 25px;
  color: rgba(255, 255, 255, 0.8);
}

.app-icons i:nth-child(1) {
  top: -60px;
  left: 0;
  color: #4267b2;
}
.app-icons i:nth-child(2) {
  top: -42px;
  right: -42px;
  color: #1da1f2;
}
.app-icons i:nth-child(3) {
  top: 0;
  right: -60px;
  color: #e4405f;
}
.app-icons i:nth-child(4) {
  bottom: -42px;
  right: -42px;
  color: #25d366;
}
.app-icons i:nth-child(5) {
  bottom: -60px;
  left: 0;
  color: #ff0000;
}
.app-icons i:nth-child(6) {
  bottom: -42px;
  left: -42px;
  color: #1db954;
}

@keyframes phone-float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(2deg);
  }
}

@keyframes icons-rotate {
  from {
    transform: translateX(-50%) rotate(0deg);
  }
  to {
    transform: translateX(-50%) rotate(360deg);
  }
}

.home-button {
  width: 40px;
  height: 40px;
  background: #34495e;
  border-radius: 50%;
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
}

/* Stats Section */
.stats-section {
  padding: 100px 0;
  background: #f8fafc;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

.mb-16 {
  margin-bottom: 4rem;
}

.filter-title {
  font-size: 3rem;
  font-weight: 800;
  color: #1e293b;
  margin-bottom: 20px;
  line-height: 1.2;
}

.filter-title-accent {
  background: linear-gradient(135deg, #667eea, #764ba2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.filter-subtitle {
  font-size: 1.3rem;
  color: #64748b;
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.stat-card {
  background: white;
  padding: 40px 30px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: 1px solid #e2e8f0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
}

.stat-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
}

.stat-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
  color: white;
  font-size: 35px;
}

.stat-label {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 15px;
}

/* Platform Section */
.platform-section {
  padding: 100px 0;
  background: #f8fafc;
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.platform-card {
  background: white;
  padding: 40px 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border-top: 4px solid #667eea;
  position: relative;
}

.platform-card:nth-child(2) {
  border-top-color: #32c766;
}
.platform-card:nth-child(3) {
  border-top-color: #667eea;
}
.platform-card:nth-child(4) {
  border-top-color: #764ba2;
}

.platform-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(102, 126, 234, 0.15);
}

.platform-icon {
  font-size: 50px;
  margin-bottom: 20px;
}

.platform-card:nth-child(1) .platform-icon {
  color: #667eea;
}
.platform-card:nth-child(2) .platform-icon {
  color: #32c766;
}
.platform-card:nth-child(3) .platform-icon {
  color: #667eea;
}
.platform-card:nth-child(4) .platform-icon {
  color: #764ba2;
}

/* Tech Stack Section */
.tech-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.tech-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.tech-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.15);
}

.tech-logo {
  font-size: 50px;
  margin-bottom: 15px;
}

.tech-card:nth-child(1) .tech-logo {
  color: #61dbfb;
}
.tech-card:nth-child(2) .tech-logo {
  color: #48cae4;
}
.tech-card:nth-child(3) .tech-logo {
  color: #ff6b6b;
}
.tech-card:nth-child(4) .tech-logo {
  color: #4ecdc4;
}
.tech-card:nth-child(5) .tech-logo {
  color: #ffe66d;
}
.tech-card:nth-child(6) .tech-logo {
  color: #a8e6cf;
}

/* Features Section */
.features-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.2);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 15px;
  color: #fbbf24;
}

.feature-card h5 {
  color: white;
  margin-bottom: 15px;
  font-weight: 700;
}

.feature-card p {
  color: rgba(255, 255, 255, 0.9);
}

/* Portfolio Section */
.portfolio-section {
  padding: 100px 0;
  background: white;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.portfolio-item {
  background: white;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  border: 2px solid #f1f5f9;
}

.portfolio-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
  border-color: #667eea;
}

.portfolio-image {
  height: 200px;
  background: linear-gradient(45deg, #667eea, #764ba2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 48px;
}

.portfolio-content {
  padding: 25px;
}

/* Process Timeline */
.process-section {
  padding: 100px 0;
  background: #f8fafc;
}

.process-timeline {
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-width: 800px;
  margin: 0 auto;
}

.process-step {
  display: flex;
  align-items: center;
  gap: 30px;
  background: white;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.process-step:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.process-number {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  flex-shrink: 0;
}

.process-content h4 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #1a202c;
}

.process-content p {
  color: #64748b;
  margin: 0;
  line-height: 1.6;
}

/* CTA Section */
.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.cta-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 25px;
  line-height: 1.2;
}

.cta-description {
  font-size: 1.3rem;
  line-height: 1.6;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.95);
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.cta-features {
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 600px;
  margin: 0 auto;
}

.cta-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  color: rgba(255, 255, 255, 0.95);
}

.cta-feature svg {
  color: #fbbf24;
  flex-shrink: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

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

  .about-title {
    font-size: 2.5rem;
  }

  .about-description {
    font-size: 1.2rem;
  }

  .about-buttons {
    justify-content: center;
  }

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

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .platform-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .process-step {
    flex-direction: column;
    text-align: center;
  }

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

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .mobile-animation {
    order: -1;
  }

  .phone-mockup {
    width: 150px;
    height: 250px;
  }

  .phone-screen {
    width: 130px;
    height: 200px;
    top: 25px;
    left: 10px;
  }

  .app-icons i {
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  .about-title {
    font-size: 2rem;
  }

  .filter-title {
    font-size: 1.8rem;
  }

  .platform-grid {
    grid-template-columns: 1fr;
  }

  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}