//Autorska własnosc dvdr6 Wszystkie prawa zastrzeżone.

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0a0e27 100%);
    color: #fff;
    overflow-x: hidden;
    cursor: none;
}

.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid #00d4ff;
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.1s ease;
    box-shadow: 0 0 20px #00d4ff;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.15s ease;
}

.particles {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: radial-gradient(circle, #00d4ff 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 15s infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0;
    }
}

header {
    position: relative;
    z-index: 10;
    padding: 30px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 14, 39, 0.5);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

.logo {
    font-size: 32px;
    font-weight: bold;
    background: linear-gradient(90deg, #00d4ff, #00ffea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% {
        filter: drop-shadow(0 0 10px #00d4ff);
    }
    50% {
        filter: drop-shadow(0 0 20px #00d4ff);
    }
}

nav {
    display: flex;
    gap: 40px;
}

nav a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    transition: color 0.3s;
}

nav a:hover {
    color: #00d4ff;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #00d4ff, #00ffea);
    transition: width 0.3s;
}

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

.hero {
    position: relative;
    z-index: 10;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 100px;
    gap: 50px;
}

.hero-content {
    flex: 1;
    animation: slideInLeft 1s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-content h1 {
    font-size: 72px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #00d4ff 0%, #00ffea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.hero-content p {
    font-size: 24px;
    color: #b0c4de;
    margin-bottom: 40px;
    line-height: 1.6;
}

.cta-button {
    display: inline-block;
    padding: 20px 50px;
    background: linear-gradient(135deg, #00d4ff, #00ffea);
    color: #0a0e27;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 50px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.cta-button:hover::before {
    width: 400px;
    height: 400px;
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.5);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    animation: slideInRight 1s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.bottle-container {
    position: relative;
    width: 400px;
    height: 600px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.bottle-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.3);
        opacity: 0.8;
    }
}

.bottle {
    width: 250px;
    height: 450px;
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 255, 234, 0.2) 100%);
    border-radius: 100px 100px 50px 50px;
    position: relative;
    z-index: 2;
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.5),
                inset 0 0 30px rgba(0, 212, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(0, 212, 255, 0.3);
    animation: float-bottle 4s ease-in-out infinite;
    cursor: pointer;
    transition: transform 0.3s;
}

.bottle:hover {
    transform: scale(1.05) rotateY(10deg);
}

@keyframes float-bottle {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-30px);
    }
}

.bottle-cap {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 40px;
    background: linear-gradient(180deg, #00ffea, #00d4ff);
    border-radius: 20px 20px 0 0;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.8);
}

.water-level {
    position: absolute;
    bottom: 20px;
    left: 10px;
    right: 10px;
    height: 70%;
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.4) 0%, rgba(0, 255, 234, 0.6) 100%);
    border-radius: 0 0 40px 40px;
    animation: wave 3s ease-in-out infinite;
    overflow: hidden;
}

.water-level::before {
    content: '';
    position: absolute;
    top: -50px;
    left: -50%;
    width: 200%;
    height: 100px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 45%;
    animation: wave-motion 4s linear infinite;
}

@keyframes wave-motion {
    0% {
        transform: translateX(0) translateY(0);
    }
    100% {
        transform: translateX(-50%) translateY(0);
    }
}

.features {
    position: relative;
    z-index: 10;
    padding: 100px 50px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(26, 31, 58, 0.5);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.3);
    border-color: rgba(0, 212, 255, 0.6);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
    color: #00d4ff;
    filter: drop-shadow(0 0 10px #00d4ff);
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #00ffea;
}

.feature-card p {
    color: #b0c4de;
    line-height: 1.6;
}

.stats {
    position: relative;
    z-index: 10;
    padding: 100px 50px;
    text-align: center;
    background: rgba(0, 212, 255, 0.05);
    backdrop-filter: blur(20px);
}

.stats h2 {
    font-size: 48px;
    margin-bottom: 60px;
    background: linear-gradient(135deg, #00d4ff, #00ffea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-item {
    padding: 30px;
}

.stat-number {
    font-size: 64px;
    font-weight: bold;
    color: #00d4ff;
    margin-bottom: 10px;
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.stat-label {
    font-size: 18px;
    color: #b0c4de;
    text-transform: uppercase;
    letter-spacing: 2px;
}

footer {
    position: relative;
    z-index: 10;
    padding: 40px;
    text-align: center;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    color: #b0c4de;
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        padding: 50px 30px;
    }

    .hero-content h1 {
        font-size: 42px;
    }

    nav {
        flex-direction: column;
        gap: 20px;
    }
}