:root {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-color: #ffffff;
    --accent-color: #00e5ff;
    --border-color: #333333;
}
body {
    margin: 0;
    padding: 20px;
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', system-ui, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}
.window {
    background-color: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 500px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    box-sizing: border-box;
}
/* Title bar is only for CS16 theme, hidden in modern */
.title-bar { display: none; }
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}
h1 { margin: 0; font-size: 24px; font-weight: 600; }
.field-row {
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
label { font-weight: 500; font-size: 14px; color: #aaaaaa; }
input[type="number"], input[type="password"], input[type="text"], select, textarea {
    background-color: #2a2a2a;
    border: 1px solid var(--border-color);
    color: white;
    padding: 12px;
    border-radius: 6px;
    font-family: inherit;
    font-size: 16px;
    width: 100%;
    box-sizing: border-box;
}
input[type="number"]:focus, input[type="password"]:focus, input[type="text"]:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}
.field-row-checkbox {
    flex-direction: row;
    align-items: center;
}

/* Range Slider Styling */
.cs-slider {
    width: 100%;
}

input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    background: transparent;
    height: 24px;
    padding: 0;
    border: none;
    box-shadow: none;
}

input[type="range"]:focus {
    outline: none;
}

input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: 6px;
    cursor: pointer;
    background: #2a2a2a;
    border-radius: 3px;
    border: 1px solid var(--border-color);
}

input[type="range"]::-webkit-slider-thumb {
    height: 18px;
    width: 18px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    -webkit-appearance: none;
    margin-top: -7px;
    border: 2px solid #1e1e1e;
    transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

input[type="range"]::-moz-range-track {
    width: 100%;
    height: 6px;
    cursor: pointer;
    background: #2a2a2a;
    border-radius: 3px;
    border: 1px solid var(--border-color);
}

input[type="range"]::-moz-range-thumb {
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    border: 2px solid #1e1e1e;
    transition: transform 0.1s;
}

input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.15);
}

/* Custom Checkbox */
.field-row-checkbox {
    gap: 12px;
}

.field-row-checkbox input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background-color: #2a2a2a;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    display: grid;
    place-content: center;
    transition: all 0.2s ease;
    padding: 0;
    margin: 0;
}

.field-row-checkbox input[type="checkbox"]::before {
    content: "";
    width: 10px;
    height: 10px;
    box-shadow: inset 1em 1em #121212;
    transform-origin: center;
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
    transform: scale(0);
    transition: transform 0.2s ease-in-out;
}

.field-row-checkbox input[type="checkbox"]:checked {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

.field-row-checkbox input[type="checkbox"]:checked::before {
    transform: scale(1);
}

.field-row-checkbox input[type="checkbox"]:focus {
    box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.3);
}

.cs-checkbox__label {
    cursor: pointer;
    color: var(--text-color);
    font-size: 15px;
}

body:not(.cs16-theme) .cs-checkbox__label::before {
    display: none;
}

.submit-btn {
    background-color: var(--accent-color);
    color: #000;
    border: none;
    padding: 16px;
    width: 100%;
    border-radius: 6px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.1s, opacity 0.2s;
    margin-top: 10px;
}
.submit-btn:hover {
    opacity: 0.9;
}
.submit-btn:active {
    transform: scale(0.98);
}
.cs-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-size: 14px;
}
.cs-btn:hover { border-color: var(--text-color); }