:root {
  --primary: #21014a;
  --accent: #ff8a1d;
  --white: #ffffff;
  --light: #f8f9fa;
  --gray: #6c757d;
  --dark: #212529;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  --radius: 12px;
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background: var(--light);
}

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

/* Header */
.header {
  background: var(--primary);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-size: 1.5rem; /* eskiden 1.2rem idi */
  font-weight: 700;
}

.logo i {
  font-size: 1.5rem;
  color: var(--accent);
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-menu a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

a {
  text-decoration: none;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--accent);
}

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #3a1c71 100%);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.search-box {
  display: flex;
  max-width: 500px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 50px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.search-box input {
  flex: 1;
  padding: 1rem 1.5rem;
  border: none;
  outline: none;
  font-size: 1rem;
}

.search-box button {
  background: var(--accent);
  border: none;
  padding: 1rem 1.5rem;
  color: var(--white);
  cursor: pointer;
  transition: var(--transition);
}

.search-box button:hover {
  background: #e67a16;
}

/* Main Content */
.main {
  padding: 3rem 0;
}

.filters {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.filters h2 {
  color: var(--primary);
  font-size: 1.8rem;
  font-weight: 700;
}

.filter-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1.5rem;
  border: 2px solid var(--primary);
  background: transparent;
  color: var(--primary);
  border-radius: 25px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary);
  color: var(--white);
}

/* Video Grid */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.video-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  cursor: pointer;
  opacity: 1;
  transform: translateY(0);
}

.video-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.video-thumbnail {
  position: relative;
  overflow: hidden;
}

.video-thumbnail img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: var(--transition);
}

.video-card:hover .video-thumbnail img {
  transform: scale(1.05);
}

.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background: rgba(255, 138, 29, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
  opacity: 0;
  transition: var(--transition);
}

.video-card:hover .play-btn {
  opacity: 1;
}

.duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.8);
  color: var(--white);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 500;
}

.video-info {
  padding: 1.5rem;
}

.video-info h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.video-info p {
  color: var(--gray);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.video-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--gray);
}

.video-stats span {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.video-stats i {
  color: var(--accent);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}

.page-btn {
  width: 40px;
  height: 40px;
  border: 2px solid var(--primary);
  background: var(--white);
  color: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.page-btn:hover,
.page-btn.active {
  background: var(--primary);
  color: var(--white);
}

.page-btn.next {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}

.page-btn.next:hover {
  background: #e67a16;
  border-color: #e67a16;
}

/* Footer */
.footer {
  background: var(--primary);
  color: var(--white);
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  margin-bottom: 1.5rem;
  opacity: 0.8;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--accent);
  transform: translateY(-3px);
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.link-group h4 {
  margin-bottom: 1rem;
  color: var(--accent);
  font-size: 1.1rem;
}

.link-group a {
  display: block;
  color: var(--white);
  text-decoration: none;
  margin-bottom: 0.5rem;
  opacity: 0.8;
  transition: var(--transition);
}

.link-group a:hover {
  opacity: 1;
  color: var(--accent);
}

.link-group a i {
  margin-right: 0.5rem;
  color: var(--accent);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0.7;
}

/* Responsive Design */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--primary);
    flex-direction: column;
    padding: 2rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .filters {
    flex-direction: column;
    align-items: stretch;
  }

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

  .video-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }

  .search-box {
    margin: 0 1rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .hero {
    padding: 2rem 0;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .main {
    padding: 2rem 0;
  }

  .video-info {
    padding: 1rem;
  }

  .filter-btn {
    padding: 0.4rem 1rem;
    font-size: 0.9rem;
  }
}

/* Animation for filtered items */
.video-card {
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}

/* Focus states for accessibility */
.filter-btn:focus,
.page-btn:focus,
.search-box button:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.search-box input:focus {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}