:root {
    --bg-color: #f4f7f6;
    --panel-bg: #ffffff;
    --text-color: #333333;
    --accent-color: #6B9D88;
    --preview-bg: #fafafa;
    --preview-card-bg: #ffffff;
    --select-bg: #ffffff;
    --select-border: #ccc;
    --slider-bg: #d0d7d4;
}

body.ao3-mode {
    --bg-color: #f8f4f4;
    --panel-bg: #dddddd;
    --text-color: #333333;
    --accent-color: #900;
    --preview-bg: #fafafa;
    --preview-card-bg: #F3F2F2;
    --select-border: #ccc;
    --slider-bg: #bca8a8;
}

body.dark-mode {
    --bg-color: #121212;
    --panel-bg: #1e1e1e;
    --text-color: #e0e0e0;
    --accent-color: #6B9D88;
    --preview-bg: #181818;
    --preview-card-bg: #242424;
    --select-bg: #2a2a2a;
    --select-border: #444;
    --slider-bg: #444444;
}

body.sepia-mode {
    --bg-color: #f4ecd8;
    --panel-bg: #faf2e0;
    --text-color: #5c4033;
    --accent-color: #BCA883;
    --preview-bg: #f0e6cc;
    --preview-card-bg: #fdf6e3;
    --select-bg: #f5ebd0;
    --select-border: #d4c5a9;
    --slider-bg: #d4c5a9;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    height: 100vh;
    overflow: hidden;
    position: relative;
    text-wrap: pretty;
    transition: background-color 0.3s ease, color 0.3s ease;
}

@font-face {
    font-family: "Comic Sans MS";
    src: url("https://db.onlinewebfonts.com/t/7cc6719bd5f0310be3150ba33418e72e.eot");
    src: url("https://db.onlinewebfonts.com/t/7cc6719bd5f0310be3150ba33418e72e.eot?#iefix")format("embedded-opentype"),
    url("https://db.onlinewebfonts.com/t/7cc6719bd5f0310be3150ba33418e72e.woff2")format("woff2"),
    url("https://db.onlinewebfonts.com/t/7cc6719bd5f0310be3150ba33418e72e.woff")format("woff"),
    url("https://db.onlinewebfonts.com/t/7cc6719bd5f0310be3150ba33418e72e.ttf")format("truetype"),
    url("https://db.onlinewebfonts.com/t/7cc6719bd5f0310be3150ba33418e72e.svg#Comic Sans MS")format("svg");
}


@font-face {
    font-family: "Verdana";
    src: url("https://db.onlinewebfonts.com/t/562fa31bba08b3f71cb71257ddb880d5.eot");
    src: url("https://db.onlinewebfonts.com/t/562fa31bba08b3f71cb71257ddb880d5.eot?#iefix")format("embedded-opentype"),
    url("https://db.onlinewebfonts.com/t/562fa31bba08b3f71cb71257ddb880d5.woff2")format("woff2"),
    url("https://db.onlinewebfonts.com/t/562fa31bba08b3f71cb71257ddb880d5.woff")format("woff"),
    url("https://db.onlinewebfonts.com/t/562fa31bba08b3f71cb71257ddb880d5.ttf")format("truetype"),
    url("https://db.onlinewebfonts.com/t/562fa31bba08b3f71cb71257ddb880d5.svg#Verdana")format("svg");
}

.just-another-hand-regular {
  font-family: "Just Another Hand", cursive;
  font-weight: 400;
  font-style: normal;
}


#preview-text p + p {
    margin-top: calc(var(--current-line-height, 1.5) * 1.2em);
}

h2 {
    margin: 0;
    font-size: 1.4rem;
}

label {
    font-weight: 600;
    font-size: 0.9rem;
}

select {
    padding: 10px;
    border-radius: 4px;
    border: 1px solid var(--select-border);
    font-size: 1rem;
    background-color: var(--select-bg);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

.control-panel {
    width: 320px;
    background-color: var(--panel-bg);
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    padding: 25px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: 20px;
    z-index: 10;
    overflow-y: auto;
    position: relative;
    transition: transform 0.3s ease, width 0.3s ease, padding 0.3s ease, background-color 0.3s ease;
}

.control-panel.collapsed {
    transform: translateX(-320px);
    padding: 0;
    width: 0;
    box-shadow: none;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid rgba(0,0,0,0.05);
    padding-bottom: 10px;
}

body.dark-mode .panel-header,
body.sepia-mode .panel-header {
    border-bottom-color: rgba(0,0,0,0.1);
}

.toggle-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--accent-color);
    padding: 4px 8px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.floating-menu-btn {
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 5;
    background-color: var(--panel-bg);
    border: 1px solid var(--select-border);
    border-radius: 6px;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    transition: background-color 0.2s, transform 0.2s, border-color 0.3s;
}

.floating-menu-btn:hover {
    transform: scale(1.05);
}

.floating-menu-btn .hamburger-icon line {
    stroke: var(--text-color);
    stroke-width: 2;
    stroke-linecap: round;
    transition: stroke 0.2s;
}

body.ao3-mode .floating-menu-btn {
    background-color: var(--accent-color);
}

body.ao3-mode .hamburger-icon line {
    stroke: var(--panel-bg);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.value-display {
    font-weight: normal;
    color: inherit;
    opacity: 0.7;
    float: right;
}

.preview-container {
    flex-grow: 1;
    overflow-y: auto;
    background-color: var(--preview-bg);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    transition: background-color 0.3s ease;
}

.preview-card {
    background-color: var(--preview-card-bg);
    width: 100%;
    max-width: 800px;
    min-height: 90vh;
    margin: 20px;
    border-radius: 2%;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    box-sizing: border-box;
    transition: padding 0.1s ease, line-height 0.1s ease, background-color 0.3s ease, color 0.3s ease;
}

#preview-text {
    font-family: 'serif';
    line-height: 1.5;
    margin: 0;
    color: inherit;
}

#preview-text h1 {
    margin-top: 0;
    line-height: 1.2;
}

.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 8;
    backdrop-filter: blur(2px);
}

.icon {
    width: 2.57rem;
    padding-top: 25px;
    padding-bottom: 10px;
}

.credits {
    font-weight: lighter;
    color: var(--text-color);
    font-size: small;
    text-transform: uppercase;
    letter-spacing: 0.2rem;
    opacity: 0.5;
}

.icon + .credits,
.credits + .credits {
    line-height: 6px;
    margin-top: 6px;
}

a {
    font-weight: lighter;
    color: var(--accent-color);
    text-decoration: none;
    font-size: medium;
    opacity: 0.8;
}

a:hover {
    font-size: large;
    color: var(--accent-color);
    opacity: 1;
    transition: color 0.32s ease, opacity 0.2s ease, font-size 0.2s ease;
}

@media (max-width: 768px) {
    .control-panel {
        position: fixed;
        height: 100vh;
        width: 85%;
        max-width: 320px;
        transform: translateX(-100%);
        box-shadow: 5px 0 15px rgba(0,0,0,0.2);
    }

    .control-panel:not(.collapsed) {
        transform: translateX(0);
    }

    .control-panel.collapsed {
        transform: translateX(-100%);
        width: 85%;
        padding: 25px;
    }

    body.panel-open .overlay {
        display: block;
    }

    .preview-card {
        margin: 10px;
        min-height: 95vh;
    }
}


/* SLIDER */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    background: var(--slider-bg);
    height: 4px;
    border-radius: 2px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

input[type="range"]::-moz-range-track {
    background: var(--slider-bg);
    height: 4px;
    border-radius: 2px;
    transition: background-color 0.3s ease;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    background-color: var(--accent-color);
    height: 16px;
    width: 16px;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

input[type="range"]::-moz-range-thumb {
    background-color: var(--accent-color);
    height: 16px;
    width: 16px;
    border: none;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.scdiv {
    width: 30%;
}