/* Основные стили и сброс */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    overflow-x: hidden;
    line-height: 1.6;
}

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

/* Загрузочный экран */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a0000 0%, #4a0000 50%, #000000 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

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

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 69, 0, 0.3);
    border-top: 4px solid #FF4500;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.loading-text {
    font-size: 18px;
    color: #FF4500;
    font-weight: bold;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Hero секция */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, #1a0000 0%, #4a0000 25%, #8B0000 50%, #4a0000 75%, #1a0000 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-content {
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 8rem);
    font-weight: 900;
    margin-bottom: 20px;
    text-shadow: 0 0 30px rgba(255, 69, 0, 0.8), 0 0 60px rgba(255, 69, 0, 0.4);
    background: linear-gradient(45deg, #FFD700, #FF4500, #FFD700);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease-in-out infinite;
    letter-spacing: 3px;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 2rem);
    color: #FFD700;
    margin-bottom: 40px;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.6);
    font-weight: 300;
    letter-spacing: 2px;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}-content: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    right: -50%;
    bottom: -50%;
    background-image: 
        radial-gradient(3px 3px at 20px 30px, rgba(255, 69, 0, 0.8), transparent),
        radial-gradient(2px 2px at 100px 80px, rgba(255, 140, 0, 0.6), transparent),
        radial-gradient(1px 1px at 200px 150px, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(4px 4px at 300px 200px, rgba(255, 0, 100, 0.5), transparent),
        radial-gradient(2px 2px at 400px 100px, rgba(0, 255, 255, 0.3), transparent),
        radial-gradient(3px 3px at 150px 250px, rgba(255, 215, 0, 0.7), transparent),
        radial-gradient(1px 1px at 350px 50px, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(2px 2px at 50px 200px, rgba(255, 100, 0, 0.4), transparent);
    background-size: 500px 400px, 600px 300px, 400px 500px, 700px 350px;
    animation: particles-float 25s infinite linear;
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: -100%;
    left: -100%;
    right: -100%;
    bottom: -100%;
    background-image: 
        radial-gradient(1px 1px at 80px 120px, rgba(255, 255, 255, 0.9), transparent),
        radial-gradient(2px 2px at 250px 180px, rgba(255, 215, 0, 0.8), transparent),
        radial-gradient(1px 1px at 400px 80px, rgba(255, 255, 255, 0.7), transparent),
        radial-gradient(3px 3px at 150px 300px, rgba(255, 69, 0, 0.6), transparent),
        radial-gradient(1px 1px at 320px 220px, rgba(255, 255, 255, 0.8), transparent),
        radial-gradient(2px 2px at 180px 100px, rgba(0, 255, 255, 0.5), transparent);
    background-size: 800px 600px, 400px 800px;
    animation: particles-drift 40s infinite linear reverse;
    z-index: 1;
}

@keyframes particles-float {
    0% { 
        transform: translate(0, 0);
        opacity: 0.8;
    }
    25% { 
        transform: translate(-100px, -200px);
        opacity: 0.6;
    }
    50% { 
        transform: translate(-300px, -100px);
        opacity: 0.4;
    }
    75% { 
        transform: translate(-200px, -400px);
        opacity: 0.7;
    }
    100% { 
        transform: translate(-500px, -300px);
        opacity: 0.8;
    }
}

@keyframes particles-drift {
    0% { 
        transform: translate(0, 0);
        opacity: 0.2;
    }
    33% { 
        transform: translate(200px, -300px);
        opacity: 0.5;
    }
    66% { 
        transform: translate(-100px, -500px);
        opacity: 0.3;
    }
    100% { 
        transform: translate(-800px, -600px);
        opacity: 0.2;
    }
}

.hero-content {
    text-align: center;
    z-index: 3;
    position: relative;
}

.hero-content::before {
    content: '';
    position: absolute;
    top: -200px;
    left: -200px;
    right: -200px;
    bottom: -200px;
    background-image: 
        radial-gradient(circle at 30% 20%, rgba(255, 69, 0, 0.1), transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(255, 215, 0, 0.08), transparent 40%),
        radial-gradient(circle at 90% 10%, rgba(255, 140, 0, 0.12), transparent 60%),
        radial-gradient(circle at 10% 90%, rgba(255, 0, 100, 0.06), transparent 45%);
    animation: energy-pulse 8s infinite ease-in-out;
    z-index: -1;
    pointer-events: none;
}

@keyframes energy-pulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.2;
    }
    25% { 
        transform: scale(1.05);
        opacity: 0.4;
    }
    50% { 
        transform: scale(0.95);
        opacity: 0.3;
    }
    75% { 
        transform: scale(1.02);
        opacity: 0.5;
    }
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    background: linear-gradient(45deg, #FF4500, #FFD700, #FF8C00, #FF4500);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease-in-out infinite;
    margin-bottom: 20px;
    letter-spacing: 3px;
    text-shadow: 0 0 50px rgba(255, 69, 0, 0.5);
}

.hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.5rem);
    color: #FFD700;
    font-weight: 300;
    letter-spacing: 2px;
    opacity: 0.9;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Секция кнопок действий */
.action-buttons-section {
    padding: 60px 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3) 0%, rgba(26, 0, 0, 0.5) 50%, rgba(0, 0, 0, 0.3) 100%);
    position: relative;
}

.buttons-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    max-width: 400px;
    margin: 0 auto;
}

/* Базовые стили для кнопок действий */
.action-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    width: 320px;
    height: 80px;
    border: none;
    border-radius: 40px;
    color: white;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
}

.action-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.action-button:hover::before {
    left: 100%;
}

.action-button:hover {
    transform: translateY(-5px) scale(1.02);
}

/* Кнопка Play Demo */
.demo-button {
    background: linear-gradient(45deg, #0096ff, #00d4ff);
    box-shadow: 0 10px 30px rgba(0, 150, 255, 0.4);
}

.demo-button:hover {
    box-shadow: 0 20px 40px rgba(0, 150, 255, 0.6);
}

/* Кнопка Share */
.share-button {
    background: linear-gradient(45deg, #FF4500, #FF8C00);
    box-shadow: 0 10px 30px rgba(255, 69, 0, 0.4);
}

.share-button:hover {
    box-shadow: 0 20px 40px rgba(255, 69, 0, 0.6);
}

/* Кнопка Donate */
.donate-button {
    background: linear-gradient(45deg, #32CD32, #00FF7F);
    box-shadow: 0 10px 30px rgba(50, 205, 50, 0.4);
}

.donate-button:hover {
    box-shadow: 0 20px 40px rgba(50, 205, 50, 0.6);
}

.button-text {
    letter-spacing: 3px;
    font-weight: 900;
}

.button-icon {
    font-size: 32px;
    animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}



/* Адаптивность */
@media (max-width: 768px) {
    .action-button {
        width: 280px;
        height: 70px;
        font-size: 24px;
        gap: 12px;
    }
    
    .button-icon {
        font-size: 28px;
    }
    
    .buttons-container {
        gap: 25px;
    }
}

@media (max-width: 480px) {
    .action-button {
        width: 260px;
        height: 65px;
        font-size: 20px;
        gap: 10px;
    }
    
    .button-icon {
        font-size: 24px;
    }
    
    .button-text {
        letter-spacing: 2px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .buttons-container {
        gap: 20px;
        max-width: 300px;
    }
}