@import url('https://fonts.googleapis.com/css2?family=Russo+One&family=Noto+Sans+SC:wght@400;700;900&display=swap');

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

body {
    font-family: 'Noto Sans SC', sans-serif;
    background: #1a1a2e;
    color: white;
    overflow-x: hidden;
}

/* Stadium Lights Effect */
.stadium-lights {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255, 215, 0, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 69, 0, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(0, 191, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
    animation: lightsMove 10s ease-in-out infinite;
}

@keyframes lightsMove {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Header */
header {
    background: linear-gradient(135deg, rgba(255, 69, 0, 0.9), rgba(255, 140, 0, 0.9));
    padding: 1.5rem 5%;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 5px 30px rgba(255, 69, 0, 0.5);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: 'Russo One', sans-serif;
    font-size: 2rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.trophy {
    font-size: 3rem;
    animation: trophySpin 4s ease-in-out infinite;
}

@keyframes trophySpin {
    0%, 100% { transform: rotateY(0deg); }
    50% { transform: rotateY(180deg); }
}

nav ul {
    display: flex;
    list-style: none;
    gap: 3rem;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

nav ul li a:hover {
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 5%;
    background: 
        linear-gradient(135deg, rgba(255, 69, 0, 0.1) 0%, rgba(255, 140, 0, 0.1) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.hero-text h1 {
    font-family: 'Russo One', sans-serif;
    font-size: 4.5rem;
    margin-bottom: 2rem;
    line-height: 1.2;
    text-transform: uppercase;
}

.energy-text {
    background: linear-gradient(135deg, #ffd700, #ff6b6b, #00ffff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: energyPulse 2s infinite;
}

@keyframes energyPulse {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

.hero-text p {
    font-size: 1.3rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: #cccccc;
}

.sports-icons {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
}

.sport-icon {
    font-size: 3rem;
    cursor: pointer;
    transition: all 0.3s;
    animation: bounce 2s infinite;
}

.sport-icon:nth-child(2) { animation-delay: 0.2s; }
.sport-icon:nth-child(3) { animation-delay: 0.4s; }
.sport-icon:nth-child(4) { animation-delay: 0.6s; }
.sport-icon:nth-child(5) { animation-delay: 0.8s; }

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.sport-icon:hover {
    transform: scale(1.3) rotate(10deg);
}

.hero-buttons {
    display: flex;
    gap: 2rem;
}

.btn {
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-energy {
    background: linear-gradient(135deg, #ffd700, #ff6b6b);
    color: #1a1a2e;
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.5);
}

.btn-energy:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.8);
}

.btn-outline-sports {
    border: 3px solid #ffd700;
    color: #ffd700;
    background: transparent;
}

.btn-outline-sports:hover {
    background: #ffd700;
    color: #1a1a2e;
    transform: translateY(-3px);
}

/* Stadium Scene */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.stadium-scene {
    background: linear-gradient(135deg, #2d3436, #636e72);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.field {
    width: 400px;
    height: 300px;
    background: linear-gradient(135deg, #00b894, #00cec9);
    border: 5px solid white;
    border-radius: 10px;
    position: relative;
    margin-bottom: 2rem;
}

.player {
    position: absolute;
    font-size: 3rem;
    animation: playerMove 5s infinite;
}

.player-1 {
    bottom: 20%;
    left: 30%;
    animation-delay: 0s;
}

.player-2 {
    bottom: 20%;
    right: 30%;
    animation-delay: 2.5s;
}

@keyframes playerMove {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(100px); }
}

.ball {
    position: absolute;
    font-size: 2rem;
    top: 50%;
    left: 50%;
    animation: ballMove 5s infinite;
}

@keyframes ballMove {
    0%, 100% { transform: translate(-50%, -50%); }
    25% { transform: translate(50%, -80%); }
    50% { transform: translate(0%, -50%); }
    75% { transform: translate(-50%, -20%); }
}

.scoreboard {
    display: flex;
    justify-content: space-around;
    align-items: center;
    background: rgba(0, 0, 0, 0.8);
    padding: 1.5rem;
    border-radius: 10px;
}

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

.score-item span {
    display: block;
    margin-bottom: 0.5rem;
}

.score {
    font-size: 3rem;
    font-weight: bold;
    color: #ffd700;
}

.vs {
    font-size: 2rem;
    font-weight: bold;
    color: #ff6b6b;
}

/* Sections */
.section {
    padding: 5rem 5%;
}

.section-arena {
    background: 
        linear-gradient(135deg, rgba(255, 69, 0, 0.05) 0%, rgba(255, 140, 0, 0.05) 100%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle fill="none" stroke="%23ffd700" stroke-width="0.5" opacity="0.1" cx="50" cy="50" r="40"/></svg>');
}

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

.section-title {
    text-align: center;
    font-family: 'Russo One', sans-serif;
    font-size: 3rem;
    margin-bottom: 4rem;
    text-transform: uppercase;
}

.highlight {
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

/* Sports Grid */
.sports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.sport-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    height: 350px;
    cursor: pointer;
    transition: all 0.3s;
}

.sport-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.sport-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    transition: transform 0.3s;
}

.football .sport-bg {
    background: linear-gradient(135deg, #00b894, #00cec9);
}

.basketball .sport-bg {
    background: linear-gradient(135deg, #e17055, #d63031);
}

.tennis .sport-bg {
    background: linear-gradient(135deg, #fdcb6e, #e17055);
}

.racing .sport-bg {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
}

.sport-card:hover .sport-bg {
    transform: scale(1.1);
}

.sport-content {
    position: relative;
    z-index: 10;
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
}

.sport-icon-large {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.sport-content h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-family: 'Russo One', sans-serif;
}

.sport-content p {
    color: #cccccc;
    margin-bottom: 1rem;
}

.sport-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.sport-features span {
    background: rgba(255, 215, 0, 0.2);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #ffd700;
}

/* Career Path */
.career-path {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.career-stage {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 215, 0, 0.1);
    border-radius: 20px;
    border: 2px solid rgba(255, 215, 0, 0.3);
    transition: all 0.3s;
    min-width: 200px;
}

.career-stage:hover {
    transform: translateY(-10px);
    border-color: #ffd700;
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
}

.stage-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.career-stage h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #ffd700;
}

.career-stage p {
    color: #cccccc;
}

.career-arrow {
    font-size: 3rem;
    color: #ffd700;
    animation: arrowPulse 2s infinite;
}

@keyframes arrowPulse {
    0%, 100% { transform: translateX(0); opacity: 1; }
    50% { transform: translateX(10px); opacity: 0.5; }
}

/* Multiplayer Modes */
.multiplayer-modes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.mode-card {
    background: linear-gradient(135deg, rgba(255, 69, 0, 0.1), rgba(255, 140, 0, 0.1));
    padding: 3rem 2rem;
    border-radius: 20px;
    text-align: center;
    border: 2px solid rgba(255, 215, 0, 0.3);
    transition: all 0.3s;
}

.mode-card:hover {
    transform: translateY(-10px);
    border-color: #ffd700;
    box-shadow: 0 20px 50px rgba(255, 215, 0, 0.3);
}

.mode-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.mode-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #ffd700;
}

.mode-card p {
    color: #cccccc;
    margin-bottom: 1.5rem;
}

.players-count {
    display: inline-block;
    background: rgba(255, 215, 0, 0.2);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    color: #ffd700;
    font-weight: 700;
}

/* Footer */
footer {
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e);
    padding: 4rem 5% 2rem;
    text-align: center;
}

.footer-stats {
    display: flex;
    justify-content: center;
    gap: 5rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.footer-stat {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-stat .stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: #ffd700;
    font-family: 'Russo One', sans-serif;
}

.footer-stat span:last-child {
    color: #cccccc;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 3rem;
    }
    
    .sports-icons {
        justify-content: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .career-path {
        flex-direction: column;
    }
    
    .career-arrow {
        transform: rotate(90deg);
    }
    
    nav ul {
        display: none;
    }
    
    .field {
        width: 300px;
        height: 200px;
    }
}