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

body {
    background-color: #000;
    overflow-x: hidden;
    min-height: 100vh;
    font-family: 'Georgia', serif;
}

.background-text-container {
    position: fixed;
    top: 0;
    left: 5%;
    width: 40%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
    padding-top: 5vh;
}

.background-text {
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.1rem;
    line-height: 1.9;
    white-space: pre-wrap;
    padding: 40px 30px;
    font-family: 'Courier New', Courier, monospace;
    max-height: 90vh;
    overflow-y: auto;
    pointer-events: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.2) transparent;
}

.background-text::-webkit-scrollbar {
    width: 6px;
}

.background-text::-webkit-scrollbar-track {
    background: transparent;
}

.background-text::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
}

.background-text .cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background-color: rgba(255, 255, 255, 0.6);
    margin-left: 2px;
    vertical-align: text-bottom;
    animation: blink 0.8s ease-in-out infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.photo-container {
    position: fixed;
    top: 50%;
    left: 65%;
    width: min(60vw, 70vh);
    height: min(60vw, 70vh);
    transform: translate(-50%, -50%);
    z-index: 2;
    border-radius: 50%;
}

.photo-circle {
    position: absolute;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform-origin: center;
    /* Use CSS custom properties for positioning */
    left: var(--base-x);
    top: var(--base-y);
    width: var(--circle-size);
    height: var(--circle-size);
    /* Transition for smooth hover effect */
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, z-index 0s;
}

.photo-circle:hover {
    transform: translate(-50%, -50%) scale(1.8) !important;
    border-color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 40px rgba(255, 255, 255, 0.5);
    z-index: 1000 !important;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.overlay.active {
    display: flex;
}

.enlarged-photo {
    width: 60vmin;
    height: 60vmin;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
    border: 5px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 0 50px rgba(255, 255, 255, 0.3);
    animation: fadeInScale 0.5s ease-out;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.photo-container.overlay-active .photo-circle {
    transition: all 0.5s ease;
    transform: translate(-50%, -50%) scale(0.7) !important;
    opacity: 0.3;
}

.photo-circle.pushed-away {
    transition: all 0.3s ease;
    opacity: 0.7;
}

/* Controls Container */
.controls-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
    z-index: 100;
}

.controls-container button {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.controls-container button:hover {
    background: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.9);
    transform: scale(1.1);
}

.controls-container button svg {
    width: 20px;
    height: 20px;
}

/* Music Toggle */
.music-toggle .icon-pause {
    display: none;
}

.music-toggle.playing .icon-play {
    display: none;
}

.music-toggle.playing .icon-pause {
    display: block;
}

/* Theme Toggle */
.theme-toggle .icon-sun {
    display: none;
}

.theme-toggle .icon-moon {
    display: block;
}

/* Light Mode Styles */
body.light-mode {
    background-color: #d4d4d4;
}

body.light-mode .background-text {
    color: rgba(0, 0, 0, 0.85);
}

body.light-mode .background-text .cursor {
    background-color: rgba(0, 0, 0, 0.8);
}

body.light-mode .photo-circle {
    border-color: rgba(0, 0, 0, 0.2);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

body.light-mode .photo-circle:hover {
    border-color: rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.2);
}

body.light-mode .controls-container button {
    background: rgba(0, 0, 0, 0.1);
    border-color: rgba(0, 0, 0, 0.2);
    color: rgba(0, 0, 0, 0.6);
}

body.light-mode .controls-container button:hover {
    background: rgba(0, 0, 0, 0.2);
    color: rgba(0, 0, 0, 0.9);
}

body.light-mode .theme-toggle .icon-sun {
    display: block;
}

body.light-mode .theme-toggle .icon-moon {
    display: none;
}

body.light-mode .overlay {
    background-color: rgba(255, 255, 255, 0.9);
}

body.light-mode .enlarged-photo {
    border-color: rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.2);
}

body.light-mode .background-text::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
}

/* Mobile Responsiveness */
@media (max-width: 900px) {
    body {
        overflow-y: auto;
        min-height: auto;
        display: flex;
        flex-direction: column;
    }

    .background-text-container {
        position: relative;
        width: 100%;
        height: auto;
        padding-top: 0;
        margin-top: 0;
        order: 2;
    }

    .background-text {
        font-size: 0.85rem;
        line-height: 1.6;
        padding: 20px;
        max-height: none;
        overflow-y: visible;
        color: rgba(255, 255, 255, 0.5);
    }

    .photo-container {
        position: relative;
        left: auto;
        top: auto;
        transform: none;
        width: 90vw;
        height: 90vw;
        max-width: 500px;
        max-height: 500px;
        margin: 30px auto;
        order: 1;
    }

    .enlarged-photo {
        width: 80vmin;
        height: 80vmin;
    }
}

@media (max-width: 480px) {
    .background-text {
        font-size: 0.8rem;
        padding: 15px;
    }

    .photo-container {
        width: 95vw;
        height: 95vw;
        margin: 20px auto;
    }

    .enlarged-photo {
        width: 85vmin;
        height: 85vmin;
    }
}