:root {
  --bg: #0a0a0a;
  --text: #eeeeee;
  --accent: #e30613;
  --card: #1a1a1a;
}

[data-theme="light"] {
  --bg: #f8f8f8;
  --text: #111111;
  --card: #ffffff;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: all 0.5s ease;
}

/* HEADER */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(15px);
  z-index: 1000;
  padding: 1.3rem 6%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(227, 6, 19, 0.25);
}

[data-theme="light"] header { 
  background: rgba(248, 248, 248, 0.97); 
}

.logo {
  font-size: 2.7rem;
  font-weight: 900;
  letter-spacing: 4px;
  color: white;
  text-shadow: 0 0 30px var(--accent);
}

[data-theme="light"] .logo { 
  color: #000; 
}

nav a {
  color: white;
  text-decoration: none;
  margin: 0 22px;
  font-weight: 500;
  font-size: 1.15rem;
  position: relative;
}

[data-theme="light"] nav a { 
  color: #111; 
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent);
  transition: width 0.4s ease;
}

nav a:hover::after { 
  width: 100%; 
}

.header-right {
  display: flex;
  align-items: center;
  gap: 25px;
}

.theme-toggle, .cart {
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: white;
  transition: 0.3s;
}

[data-theme="light"] .theme-toggle, 
[data-theme="light"] .cart { 
  color: #111; 
}

.cart { 
  position: relative; 
}

.cart-count {
  position: absolute;
  top: -8px;
  right: -10px;
  background: var(--accent);
  color: white;
  font-size: 0.85rem;
  font-weight: bold;
  min-width: 23px;
  height: 23px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* HERO */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.75)),
              url('images/stadium.jpg') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
}

.hero-content {
  z-index: 2;
  animation: fadeUp 1.5s ease forwards;
}

.hero h1 {
  font-size: 6.8rem;
  font-weight: 900;
  letter-spacing: -4px;
  margin-bottom: 20px;
  text-shadow: 0 15px 60px rgba(0,0,0,0.95);
}

.hero p {
  font-size: 1.9rem;
  margin-bottom: 50px;
  opacity: 0.95;
}

.cta-button {
  background: var(--accent);
  color: white;
  padding: 18px 60px;
  font-size: 1.4rem;
  font-weight: 700;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 15px 45px rgba(227, 6, 19, 0.6);
  transition: all 0.4s ease;
}

.cta-button:hover {
  transform: translateY(-10px) scale(1.1);
}

/* GALERİ */
.gallery {
  padding: 110px 6%;
  background: var(--card);
  text-align: center;
}

.gallery h2 {
  font-size: 3.2rem;
  margin-bottom: 70px;
  color: var(--accent);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 30px;
  max-width: 1400px;
  margin: 0 auto;
}

.gallery-item {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  transition: all 0.4s ease;
}

.gallery-item:hover { 
  transform: scale(1.04); 
}

.gallery-item img {
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.gallery-item:hover img { 
  transform: scale(1.08); 
}

.gallery-item .overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  color: white;
  padding: 25px 20px 20px;
  font-size: 1.35rem;
  font-weight: 600;
}

/* ÜRÜNLER VE KADRO BÖLÜMÜ */
.actions {
  padding: 100px 6%;
  background: var(--bg);
  text-align: center;
}

.actions h2 {
  font-size: 3rem;
  margin-bottom: 60px;
  color: var(--accent);
}

.action-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  max-width: 1200px;
  margin: 0 auto;
}

.action-card {
  background: var(--card);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  transition: transform 0.4s ease;
}

.action-card:hover {
  transform: translateY(-15px);
}

.action-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.action-card .content {
  padding: 25px;
}

.action-card h3 {
  font-size: 1.8rem;
  margin-bottom: 15px;
}

.action-btn {
  background: var(--accent);
  color: white;
  padding: 16px 40px;
  font-size: 1.3rem;
  font-weight: 700;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  width: 100%;
  margin-top: 10px;
  transition: all 0.3s ease;
}

.action-btn:hover {
  background: #c0040f;
  transform: scale(1.05);
}

/* Animasyon */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(80px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Yukarı Butonu */
.up-btn {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 65px;
  height: 65px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 2.5rem;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 35px rgba(227,6,19,0.7);
  z-index: 999;
}

.up-btn:hover { 
  transform: scale(1.15); 
}

footer {
  background: #000;
  color: #777;
  text-align: center;
  padding: 60px 20px;
}

@media (max-width: 992px) {
  .action-container { 
    grid-template-columns: 1fr; 
  }
}
.music-player {
  position: fixed;
  bottom: 30px;
  left: 30px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 9999;
}

.music-btn {
  width: 65px;
  height: 65px;
  background: #e30613;
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 2rem;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(227,6,19,0.6);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.music-btn:hover {
  transform: scale(1.15);
}

.music-btn.playing {
  background: #00c853;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0,150,83,0.7); }
  70% { box-shadow: 0 0 0 14px rgba(0,150,83,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,150,83,0); }
}

.volume-slider {
  width: 100px;
  accent-color: #e30613;
  cursor: pointer;
}
/* Kartların olduğu ana taşıyıcıya (container) eklenecekler */
.video-embed-container {
    grid-column: 1 / -1; /* Eğer grid kullanıyorsan iki kartın ortasına yayar */
    width: 100%;
    max-width: 1100px; /* Kartların toplam genişliğine göre ayarlayabilirsin */
    margin: 50px auto 0; /* Kartlarla arasına mesafe koyar */
    text-align: center;
}

.video-baslik {
    color: #e30613;
    font-size: 2rem;
    margin-bottom: 25px;
    text-transform: uppercase;
    font-weight: 800;
}

.video-frame {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Oranı */
    height: 0;
    overflow: hidden;
    border-radius: 20px; /* Kartlarla uyumlu olması için */
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 2px solid #1a1a1a;
}

.video-frame iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Eğer kartların flex-wrap ise tam ortalaması için */
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}