:root {
    --bg-dark: #050505;
    --accent-main: #00f2ff;
    --accent-sub: #7000ff;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --headline-color: #ffffff;
    --danger: #ff4d4d;
}

body.pink-mode {
    --bg-dark: #080506;
    --accent-main: #ff4da6;
    --accent-sub: #ff85c0;
    --glass: rgba(255, 77, 166, 0.05);
    --glass-border: rgba(255, 77, 166, 0.2);
    --headline-color: #ff85c0;
}

body {
    background-color: var(--bg-dark);
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-x: hidden;
}

.pink-lens-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(circle at center, transparent 20%, rgba(255, 77, 166, 0.05) 100%);
    z-index: 40;
    opacity: 0;
    transition: opacity 0.8s;
}

body.pink-mode .pink-lens-overlay {
    opacity: 1;
}

h1, h2, h3, .nav-link {
    font-family: 'Space Grotesk', sans-serif;
}

.main-headline {
    color: var(--headline-color);
    transition: color 0.8s ease;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-main), var(--accent-sub));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.glass-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    transition: all 0.4s ease;
}

.toggle-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.toggle-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-weight: 800;
    color: #666;
    transition: color 0.5s;
}

body.pink-mode .toggle-label {
    color: #ff85c0;
}

.toggle-switch {
    position: relative;
    width: 220px;
    height: 44px;
    background: #111;
    border-radius: 22px;
    padding: 4px;
    cursor: pointer;
    border: 1px solid var(--glass-border);
}

.toggle-knob {
    position: absolute;
    left: 4px;
    width: 100px;
    height: 34px;
    background: linear-gradient(135deg, #00f2ff, #7000ff);
    border-radius: 18px;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 800;
    color: white;
    text-transform: uppercase;
    z-index: 20;
}

body.pink-mode .toggle-knob {
    left: 112px;
    background: linear-gradient(135deg, #ff4da6, #ff85c0);
    box-shadow: 0 0 20px rgba(255, 77, 166, 0.3);
}

.nav-item {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    color: #999;
    background: none;
    border: none;
}

.nav-item:hover,
.nav-item.active {
    color: #fff;
}

body.pink-mode .nav-item {
    display: none;
}

/* NOWE STYLE DLA MENU MOBILNEGO */
#realism-nav {
    transition: all 0.3s ease;
    width: 65%;
}

#realism-nav-menu {
    display: flex;
    width: 100%;
    gap: 1.5rem;
}

@media (max-width: 1023px) {
    #realism-nav.mobile-hidden {
        display: none;
        width: 100%;
    }

    #realism-nav.mobile-visible {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 90px;
        left: 0;
        width: 100%;
        background: rgba(5, 5, 5, 0.95);
        backdrop-filter: blur(20px);
        padding: 2rem;
        border: 1px solid var(--glass-border);
        gap: 1.5rem;
        z-index: 40;
        align-items: center;
        border-radius: 24px;
    }

    #realism-nav-menu {
        display: flex;
        flex-direction: column;
        width: 100%;
        gap: 1.5rem;
        align-items: center;
    }

    body.pink-mode .toggle-knob {
        left: 68px;
    }

    .text-5xl {
        font-size: 2.3rem !important;
    }

    #mainMenu {
        width: 100%;
    }

    #mainMenu .logo {
        margin-left: auto;
    }

    .nav-item {
        font-size: 16px;
    }
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-main), var(--accent-sub));
    padding: 14px 36px;
    border-radius: 50px;
    font-weight: 700;
    color: white;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border: none;
    cursor: pointer;
}

.page-section {
    display: none;
}

.active-page {
    display: block;
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.grid-bg {
    position: fixed;
    inset: 0;
    background-image: radial-gradient(var(--glass-border) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    opacity: 0.3;
}

.danger-bar {
    height: 4px;
    background: #333;
    border-radius: 2px;
    overflow: hidden;
    margin-top: 10px;
}

.danger-fill {
    height: 100%;
    width: 85%;
    background: var(--danger);
}

.card-container {
    perspective: 1200px;
    height: 600px;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform-style: preserve-3d;
}

.card-inner.flipped {
    transform: rotateY(180deg);
}

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 24px;
    overflow: hidden;
}

.card-back {
    transform: rotateY(180deg);
    background: rgba(10, 10, 10, 0.95);
    border: 1px solid var(--accent-main);
}

.form-input {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 14px;
    border-radius: 12px;
    color: white;
    width: 100%;
    font-size: 13px;
    transition: all 0.3s;
}

.form-input:focus {
    background: rgba(255, 255, 255, 0.07);
    border-color: var(--accent-main);
    outline: none;
}

label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #666;
    margin-bottom: 4px;
    display: block;
}

.quote-box {
    border-left: 4px solid var(--accent-sub);
    padding: 32px;
    background: rgba(112, 0, 255, 0.05);
    font-style: italic;
    border-radius: 0 24px 24px 0;
    margin: 40px 0;
    font-size: 1.2rem;
    line-height: 1.6;
}

@media (max-width: 767px) {
}

#illustion-nav {
}