:root {
    --bg-cream: #FAF2E8;
    --color-charcoal: #2E3033;
    --color-gold: #C9A66B;
    --color-terracotta: #A04040;
    --color-green: #1B4D3E;
    --color-white: #FFFFFF;
    --font-primary: 'Outfit', sans-serif;
    --font-secondary: 'Playfair Display', serif;
    --transition-smooth: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-cream);
    color: var(--color-charcoal);
    min-height: 100vh;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Background Texture */
.bg-texture {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('удали_всё_текстов_оставь_202605151719.jpeg');
    background-size: cover;
    background-position: center;
    opacity: 0.85;
    z-index: -4;
    pointer-events: none;
}

/* Fine Abstract SVG Drawings Background (Drafting board layout) */
.abstract-drawings {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -3;
    pointer-events: none;
    opacity: 0.08; /* Slightly enhanced for rich blueprint visibility */
    display: flex;
    justify-content: center;
    align-items: center;
}

.abstract-drawings svg {
    width: 90vmin;
    height: 90vmin;
}

.draw-line {
    stroke: var(--color-charcoal);
    stroke-width: 0.6;
    fill: none;
}

.draw-line.dashed {
    stroke-dasharray: 4 6;
}

.draw-line.thin {
    stroke-width: 0.3;
}

.draw-line.thick {
    stroke-width: 1.2;
    stroke: var(--color-gold);
}

.draw-line.grid-line {
    stroke: var(--color-charcoal);
    stroke-width: 0.15;
    stroke-dasharray: 2 12;
    opacity: 0.25;
}

.draw-text {
    font-family: var(--font-primary);
    font-size: 10px;
    fill: var(--color-charcoal);
    letter-spacing: 1px;
    font-weight: 400;
    opacity: 0.7;
}

.draw-text.font-tech {
    font-family: 'Share Tech Mono', monospace;
    font-size: 9px;
    letter-spacing: 0.5px;
    opacity: 0.6;
}

/* Dynamic Radial Cursor Glow Spotlight (Reduced size and opacity) */
.cursor-glow {
    position: fixed;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(
        circle, 
        rgba(201, 166, 107, 0.05) 0%, 
        rgba(160, 64, 64, 0.03) 40%, 
        rgba(27, 77, 62, 0.01) 75%, 
        transparent 100%
    );
    z-index: -2;
    pointer-events: none;
    transform: translate(-50%, -50%);
    opacity: 0.85;
    will-change: transform;
    transition: transform 0.1s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Interactive Canvas covering full screen */
#interactiveCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    opacity: 0.7;
    transition: opacity 1.5s ease;
}

/* Wrapper Layout */
.wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2.5rem;
    position: relative;
    z-index: 10;
}

/* Header & Languages */
.header {
    display: flex;
    justify-content: flex-end;
    padding-bottom: 2rem;
}

.lang-selector {
    display: flex;
    gap: 0.5rem;
    background: rgba(46, 48, 51, 0.04);
    padding: 0.35rem;
    border-radius: 30px;
    border: 1px solid rgba(46, 48, 51, 0.08);
    backdrop-filter: blur(10px);
}

.lang-btn {
    background: none;
    border: none;
    outline: none;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.85rem;
    color: rgba(46, 48, 51, 0.5);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.lang-btn.active {
    background: var(--color-charcoal);
    color: var(--bg-cream);
    box-shadow: 0 4px 10px rgba(46, 48, 51, 0.15);
}

/* Screens Common Transitions */
.main-screen, .mystery-screen {
    flex: 1;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.main-screen.active, .mystery-screen.active {
    display: flex;
}

/* Main Screen styling */
.main-screen {
    gap: 2.8rem;
    animation: zoomOutFadeIn 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.logo-area {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem 0;
}

.logo-box {
    position: relative;
    perspective: 900px;
    cursor: pointer;
    transform-style: preserve-3d;
}

.logo-3d-wrapper {
    display: block;
    transform-style: preserve-3d;
    transform: rotateX(8deg) rotateY(0deg);
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

.brand-logo {
    width: 480px;
    max-width: 100%;
    height: auto;
    display: block;
    position: relative;
    z-index: 5;
}

.logo-shadow {
    position: absolute;
    width: 90%;
    height: 45px;
    bottom: -55px;
    left: 5%;
    background: radial-gradient(ellipse at 50% 30%, rgba(46, 48, 51, 0.38) 0%, rgba(46, 48, 51, 0.18) 40%, transparent 72%);
    z-index: 1;
    filter: blur(14px);
    transition: var(--transition-smooth);
    transform: scaleY(0.5) translateY(0px);
}

.logo-box:hover .logo-3d-wrapper {
    transform: rotateX(4deg) rotateY(2deg) translateY(-10px);
}

.logo-box:hover .logo-shadow {
    transform: scale(0.88) scaleY(0.5) translateY(4px);
    opacity: 0.75;
}

/* Content Area */
.content-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}

.mystery-title {
    font-family: var(--font-secondary);
    font-size: 3.2rem;
    font-weight: 500;
    letter-spacing: -0.5px;
    color: var(--color-charcoal);
    line-height: 1.35;
    max-width: 900px;
}

/* Font changer span styling */
.font-changer {
    display: inline-block;
    color: var(--color-gold);
    font-weight: 600;
    transition: color 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    text-shadow: 0 2px 10px rgba(201, 166, 107, 0.12);
}

.mystery-subtitle {
    font-family: var(--font-primary);
    font-size: 1.35rem;
    font-weight: 300;
    letter-spacing: 7px;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 1rem;
}

/* Continue Button */
.btn-continue {
    background: none;
    border: 1px solid var(--color-charcoal);
    color: var(--color-charcoal);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 1px;
    padding: 1.1rem 3rem;
    border-radius: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(46, 48, 51, 0.05);
}

.arrow-icon {
    width: 18px;
    height: 18px;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-continue:hover {
    background-color: var(--color-charcoal);
    color: var(--bg-cream);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(46, 48, 51, 0.15);
}

.btn-continue:hover .arrow-icon {
    transform: translateX(5px);
}

/* Mystery Reveal Screen styling (Screen 2) */
.mystery-screen {
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-smooth);
}

.mystery-screen.active {
    opacity: 1;
    transform: translateY(0);
}

.mystery-card {
    background: rgba(253, 246, 237, 0.65);
    border: 1px solid rgba(46, 48, 51, 0.08);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    width: 100%;
    max-width: 680px;
    border-radius: 30px;
    padding: 4.5rem 3.5rem;
    position: relative;
    box-shadow: 0 35px 80px rgba(46, 48, 51, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.5rem;
    text-align: center;
}

.brand-tag {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-gold);
    display: inline-block;
    padding-bottom: 0.5rem;
    border-bottom: 1.5px solid var(--color-gold);
}

.mystery-message-box {
    width: 100%;
}

.mystery-statement {
    font-family: var(--font-secondary);
    font-size: 1.75rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-charcoal);
    letter-spacing: 0.01em;
    animation: fadeInReveal 1s ease-out 0.2s both;
}

/* Back button on Screen 2 */
.btn-back-mystery {
    background: none;
    border: 1px solid rgba(46, 48, 51, 0.3);
    color: var(--color-charcoal);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.9rem 2.5rem;
    border-radius: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: var(--transition-smooth);
}

.arrow-back-icon {
    width: 16px;
    height: 16px;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-back-mystery:hover {
    background-color: var(--color-charcoal);
    color: var(--bg-cream);
    border-color: var(--color-charcoal);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(46, 48, 51, 0.12);
}

.btn-back-mystery:hover .arrow-back-icon {
    transform: translateX(-4px);
}

/* Animations */
@keyframes zoomOutFadeIn {
    from { opacity: 0; transform: scale(1.04); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes fadeInReveal {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Media Queries for Responsiveness */
@media (max-width: 768px) {
    .wrapper {
        padding: 1.5rem;
    }
    
    .mystery-title {
        font-size: 2.3rem;
    }
    

    
    .mystery-subtitle {
        font-size: 1.1rem;
        letter-spacing: 5px;
    }
    
    .brand-logo {
        width: 380px;
    }
    
    .main-screen {
        gap: 2.2rem;
    }
    
    .mystery-card {
        padding: 3.5rem 2rem;
        gap: 2rem;
    }
    
    .mystery-statement {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .mystery-title {
        font-size: 1.8rem;
    }
    

    
    .brand-logo {
        width: 300px;
    }
}

/* Intro Animation */
body.intro-loading .content-area,
body.intro-loading .header,
body.intro-loading .bg-texture,
body.intro-loading .abstract-drawings,
body.intro-loading #interactiveCanvas,
body.intro-loading .cursor-glow {
    opacity: 0 !important;
    pointer-events: none;
}

body.intro-loading .logo-box {
    opacity: 0;
    transform: scale(1.1) translateY(20px);
    animation: logoIntroFade 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

@keyframes logoIntroFade {
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.content-area, .header, .bg-texture, .abstract-drawings, #interactiveCanvas, .cursor-glow {
    transition: opacity 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}