:root {
    --outline: rgb(32, 32, 38);
    --inline: rgb(60, 55, 75);
    --accent: rgb(155, 125, 175);
    --high_contrast: rgb(41, 41, 55);
    --low_contrast: rgb(35, 35, 47);
    --text: rgb(180, 180, 180);
}

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

body {
    background-color: var(--low_contrast);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    font-family: monospace;
    opacity: 0;
    animation: fadeIn 1s ease-in-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.splash-screen {
    text-align: center;
    background-color: var(--high_contrast);
    border: 1px solid var(--outline);
    padding: 20px;
    box-shadow: 0 0px 10px var(--outline);
    max-width: 320px;
    animation: slideUp 0.8s ease-out;
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.welcome_text {
    color: var(--accent);
    font-size: 24px;
    margin-bottom: 10px;
    font-weight: bold;
}

.subtitle {
    color: var(--text);
    font-size: 14px;
    margin-bottom: 20px;
}

.password_input {
    display: block;
    width: 100%;
    max-width: 300px;
    background-color: var(--low_contrast);
    color: var(--text);
    border: 1px solid var(--inline);
    padding: 8px;
    font-family: monospace;
    margin: 0 auto 10px auto;
    text-align: center;
    transition: all 0.3s ease;
}

.password_input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 5px var(--accent);
}

.enter_btn {
    display: block;
    width: 100%;
    max-width: 300px;
    background-color: var(--accent);
    color: var(--text);
    border: 1px solid var(--inline);
    padding: 8px;
    font-family: monospace;
    cursor: pointer;
    margin: 0 auto;
    transition: all 0.3s ease;
}

.enter_btn:hover {
    background-color: var(--inline);
    transform: translateY(-2px);
}

.main_content {
    display: none;
    animation: fadeIn 0.8s ease-in-out;
    position: relative;
}

.center_box {
    text-align: center;
    background-color: var(--high_contrast);
    border: 1px solid var(--outline);
    padding: 15px;
    box-shadow: 0 0px 10px var(--outline);
    max-width: 400px;
    animation: slideUp 0.8s ease-out;
}

.image_container {
    position: relative;
    display: flex;
    margin-bottom: 10px;
    justify-content: center;
}

.main_image {
    display: block;
    max-width: 300px;
    width: 100%;
    border: 1px solid var(--inline);
    transition: all 0.3s ease;
}

.music_icon_hover {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--accent);
    border: 1px solid var(--inline);
    color: var(--text);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: all 0.3s ease;
    opacity: 0;
    transform: scale(0.8);
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

.image_container:hover .music_icon_hover {
    opacity: 1;
    transform: scale(1);
}

.music_icon_hover:hover {
    background: var(--inline);
    transform: scale(1.1);
}

.music_controls_panel {
    position: absolute;
    top: 45px;
    right: 10px;
    background: var(--high_contrast);
    border: 1px solid var(--inline);
    padding: 10px;
    border-radius: 3px;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    width: 160px;
    max-width: 160px;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    pointer-events: none;
}

.music_controls_panel.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.music_info {
    color: var(--text);
    font-size: 11px;
    margin-bottom: 8px;
    text-align: center;
}

.song_title {
    color: var(--accent);
    font-weight: bold;
    display: block;
    margin-bottom: 3px;
}

.music_controls {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 8px;
}

.music_btn {
    background: var(--low_contrast);
    border: 1px solid var(--inline);
    color: var(--text);
    padding: 4px 8px;
    cursor: pointer;
    font-size: 10px;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.music_btn:hover {
    background: var(--accent);
}

.volume_control {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
    width: 100%;
}

.volume_slider {
    flex: 1;
    background: var(--low_contrast);
    outline: none;
    opacity: 0.7;
    transition: opacity 0.2s;
    appearance: none;
    -webkit-appearance: none;
    height: 4px;
    border-radius: 2px;
    max-width: 100px;
    width: 100px;
    min-width: 80px;
}

.volume_slider:hover {
    opacity: 1;
}

.volume_slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 10px;
    height: 10px;
    background: var(--accent);
    cursor: pointer;
    border-radius: 50%;
}

.volume_slider::-moz-range-thumb {
    width: 10px;
    height: 10px;
    background: var(--accent);
    cursor: pointer;
    border-radius: 50%;
    border: none;
}

.volume_slider::-webkit-slider-track {
    background: var(--inline);
    height: 4px;
    border-radius: 2px;
    width: 100%;
}

.volume_slider::-moz-range-track {
    background: var(--inline);
    height: 4px;
    border-radius: 2px;
    border: none;
    width: 100%;
}

.main_btn {
    display: block;
    width: 100%;
    max-width: 300px;
    background-color: var(--accent);
    color: var(--text);
    border: 1px solid var(--inline);
    padding: 8px;
    font-family: monospace;
    cursor: pointer;
    margin: 5px auto;
    transition: all 0.3s ease;
}

.main_btn:hover {
    background-color: var(--inline);
    transform: translateY(-2px);
}

.modal_overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal_overlay.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.modal_content {
    background: var(--high_contrast);
    border: 1px solid var(--outline);
    border-radius: 3px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

.modal_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--inline);
    background: var(--low_contrast);
}

.modal_header h2 {
    color: var(--accent);
    font-size: 18px;
    margin: 0;
}

.close_btn {
    background: none;
    border: none;
    color: var(--text);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close_btn:hover {
    color: var(--accent);
    transform: scale(1.1);
}

.modal_body {
    padding: 20px;
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
}

.modal_body h3 {
    color: var(--accent);
    margin: 15px 0 8px 0;
    font-size: 16px;
}

.modal_body h3:first-child {
    margin-top: 0;
}

.modal_body p {
    margin-bottom: 12px;
}

.modal_body ul {
    margin-bottom: 12px;
    padding-left: 20px;
}

.modal_body li {
    margin-bottom: 4px;
}

.modal_body a {
    color: var(--accent);
    text-decoration: none;
}

.modal_body a:hover {
    text-decoration: underline;
}