:root {
    --primary: #00f2ff;
    --secondary: #7000ff;
    --bg: #0a0a0a;
}

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

body {
    background-color: var(--bg);
    color: white;
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    justify-content: center;
    align-items: center; /* Centrowanie w pionie dla kontenera */
    perspective: 1000px;
    margin: 0;
}

/* Animowane tło */
.background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, #1a1a2e 0%, #0a0a0a 100%);
}

.circles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.circles li {
    position: absolute;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.1);
    animation: animate 25s linear infinite;
    bottom: -150px;
    border-radius: 50%;
}

@keyframes animate {
    0% { transform: translateY(0) rotate(0deg); opacity: 1; border-radius: 0; }
    100% { transform: translateY(-1000px) rotate(720deg); opacity: 0; border-radius: 50%; }
}

/* Kontener główny */
.container {
    text-align: center;
    z-index: 1;
    padding: 2rem;
    padding-top: 25vh; /* Zwiększono margines, aby zmieścić gigantyczne logo */
    animation: fadeIn 2s ease-out;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Styl dla Logo (Nagłówek na górze) */
.header-logo {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
    animation: slideDown 1.5s ease-out;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.9), transparent);
    backdrop-filter: blur(5px);
}

.logo-wrapper {
    position: relative;
    display: inline-block;
    user-select: none;
    -webkit-user-drag: none;
}

.logo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 11;
    background: transparent;
}

.logo-img {
    max-width: 500px; /* Zwiększono z 350px do 500px */
    height: auto;
    filter: drop-shadow(0 0 25px rgba(0, 242, 255, 0.8));
    transition: all 0.5s ease;
    pointer-events: none; /* Blokuje interakcję myszy z samym obrazkiem */
}

.logo-wrapper:hover .logo-img {
    transform: scale(1.1) rotate(2deg);
    filter: drop-shadow(0 0 25px rgba(0, 242, 255, 1));
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-100%); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Wielki napis Coming Soon */
.coming-soon {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(3rem, 15vw, 10rem);
    text-transform: uppercase;
    line-height: 0.9;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary), var(--secondary), var(--primary));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 3s linear infinite, float 6s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(0, 242, 255, 0.3));
}

@keyframes shine {
    to { background-position: 200% center; }
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotateX(0deg); }
    50% { transform: translateY(-20px) rotateX(10deg); }
}

/* Podtytuł */
.subtitle {
    font-size: 1.5rem;
    letter-spacing: 5px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 3rem;
    animation: tracking-in-expand 1.5s cubic-bezier(0.215, 0.610, 0.355, 1.000) both;
    animation-delay: 0.5s;
}

@keyframes tracking-in-expand {
    0% { letter-spacing: -0.5em; opacity: 0; }
    40% { opacity: 0.6; }
    100% { opacity: 1; }
}

/* Pasek postępu */
.loader-bar {
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0 auto;
    position: relative;
    border-radius: 2px;
    overflow: hidden;
}

.loader-fill {
    position: absolute;
    height: 100%;
    width: 50%;
    background: var(--primary);
    box-shadow: 0 0 15px var(--primary);
    animation: loading 2s infinite ease-in-out;
}

@keyframes loading {
    0% { left: -50%; }
    100% { left: 100%; }
}

/* Efekt myszki (glow) */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 242, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 0;
}

/* Szklany przycisk */
.btn {
    margin-top: 3rem;
    padding: 1rem 3rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
    display: inline-block;
    cursor: pointer;
    animation: pulse 2s infinite;
}

.btn:hover {
    background: var(--primary);
    color: var(--bg);
    box-shadow: 0 0 30px var(--primary);
    transform: scale(1.05);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 242, 255, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(0, 242, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 242, 255, 0); }
}