/* menu_start.css - Start Screen Visuals and Entrance Animations */

#start-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, #1a002a 0%, #000 80%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    overflow: hidden;
}

#start-content {
    width: 90%;
    max-width: 600px;
    text-align: center;
    animation: fadeInScale 1.2s ease-out;
}

.start-title {
    font-family: 'Cinzel', serif;
    font-size: clamp(40px, 8vw, 64px); 
    font-weight: 900;
    margin: 0;
    letter-spacing: 4px;
    text-transform: uppercase;
    background: linear-gradient(to bottom, #ffcc00 0%, #ff3300 50%, #000000 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 10px rgba(255, 69, 0, 0.5));
    position: relative;
    animation: hellFire 4s infinite ease-in-out;
    line-height: 1.1;
}

@keyframes hellFire {
    0%, 100% { filter: drop-shadow(0 0 10px #ff4500) brightness(1) contrast(1); }
    50% { filter: drop-shadow(0 0 25px #ffcc00) brightness(1.15) contrast(1.1); }
    12%, 95% { filter: brightness(3) contrast(2) drop-shadow(0 0 40px #fff); }
    14%, 97% { filter: brightness(2) contrast(1.5) drop-shadow(0 0 20px #ff4500); }
}

.start-subtitle {
    font-family: 'Cinzel', serif;
    font-size: clamp(12px, 2vw, 18px); 
    font-weight: bold;
    color: #ffffff;
    margin: 10px 0 25px 0;
    letter-spacing: 4px;
    text-transform: uppercase;
    text-shadow: 0 0 10px #ffd700;
    opacity: 0.8;
}

#start-game-btn {
    display: block;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.4);
    color: #ffd700;
    border: 2px solid #ffd700;
    padding: 12px 0;
    width: 100%;
    max-width: 240px;
    font-family: 'Cinzel', serif;
    font-size: 14px;
    font-weight: bold;
    letter-spacing: 4px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
}

#start-game-btn:hover {
    color: #000;
    background: #ffd700;
    box-shadow: 0 0 20px #ffd700;
    transform: translateY(-2px);
}

#tutorial-toggle-container {
    margin: 10px auto 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(20, 0, 0, 0.6); 
    color: #ff4500; 
    border: 1px solid #8b0000; 
    padding: 6px 15px;
    width: 100%;
    max-width: 240px;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 9px;
    font-weight: bold;
    letter-spacing: 1px;
}

/* Start Screen Exit Animation */
.shrink-to-info {
    animation: startScreenExit 0.8s cubic-bezier(0.7, 0, 0.3, 1) forwards;
    pointer-events: none;
}

@keyframes startScreenExit {
    0% { transform: scale(1); opacity: 1; filter: blur(0); }
    100% { 
        transform: scale(1.2); 
        opacity: 0;
        filter: blur(20px);
    }
}