:root {
    --bg-color: #000000;
    --text-color: #ffffff;
    --card-bg: #000000;
    --border-color: rgba(255, 255, 255, 0.15);
    --hover-bg: #1a1a1a;
    --canvas-bg: #000000;
    --ui-border-radius: 8px;
    --container-border-radius: 24px;
    --control-height: 36px;
    --control-box-width: 140px;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg-color: #ffffff;
        --text-color: #000000;
        --card-bg: #ffffff;
        --border-color: rgba(0, 0, 0, 0.15);
        --hover-bg: #f0f0f0;
        --canvas-bg: #ffffff;
    }
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    box-sizing: border-box;
}

.container {
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    padding-bottom: 120px; /* Space for floating bar */
    box-sizing: border-box;
    overflow: visible; /* Allow content to be fully visible */
}

/* Canvas Wrapper - Centered */
.canvas-wrapper {
    position: relative;
    width: calc(100vw - 80px); /* 40px margin each side */
    max-width: 1200px;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto; /* Center horizontally */
    overflow: visible; /* No clipping */
    padding: 40px; /* Padding for visual spacing */
    box-sizing: border-box;
}

#previewCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    /* No clipping - show full canvas */
}

#textInput {
    width: 100%;
    height: 100%;
    min-height: 400px;
    background: transparent;
    border: none;
    color: transparent;
    font-size: 3rem;
    text-align: center;
    font-family: inherit;
    outline: none;
    position: relative;
    z-index: 1;
    caret-color: var(--text-color);
    padding: 0; /* No padding - wrapper handles spacing */
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    /* No overflow hidden - show full content */
    overflow: visible;
}

#textInput::placeholder {
    color: transparent;
}

/* Floating Controls Bar */
.controls-bar {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    padding: 16px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--container-border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    overflow-x: hidden; /* No scroll */
    max-width: calc(100vw - 80px); /* 40px margin each side */
    z-index: 1000;
}

.controls-bar::-webkit-scrollbar {
    height: 4px;
}

.controls-bar::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

/* Control Box */
.control-box {
    width: var(--control-box-width);
    min-width: var(--control-box-width);
    display: flex;
    flex-direction: column;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--ui-border-radius);
    background: var(--card-bg);
    position: relative;
}

.control-box.play-box {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Control wrapper - centered vertically in available space above title */
.control-box > select,
.control-box > .number-control,
.control-box > .switch-label,
.control-box > .colors-container,
.control-box > .file-upload-label,
.control-box > .play-btn {
    order: 1;
    align-self: center; /* Center horizontally */
    flex: 1; /* Take available space */
    display: flex;
    align-items: center; /* Center vertically */
    justify-content: center;
}

.control-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-color);
    opacity: 0.7;
    text-align: center;
    order: 2; /* Title goes below */
    margin-top: 16px; /* 16pt space above title */
    padding-top: 16px; /* Additional space */
    border-top: 1px solid var(--border-color); /* Line above title */
    flex-shrink: 0; /* Don't shrink */
}

/* Form Elements - No boxes, direct styling */
select {
    width: 100%;
    height: var(--control-height);
    background: transparent;
    color: var(--text-color);
    border: none; /* No border */
    padding: 0 4px;
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
    text-align: left;
    box-sizing: border-box;
    order: 1; /* Control goes above */
}

/* Number Control */
.number-control {
    width: 100%;
    height: var(--control-height);
    border: none; /* No border */
    padding: 0 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0;
    box-sizing: border-box;
    order: 1; /* Control goes above */
}

.number-control input[type="number"] {
    background: transparent;
    border: none;
    color: var(--text-color);
    width: 100%;
    text-align: center;
    font-size: 0.9rem;
    -moz-appearance: textfield;
    outline: none;
}

.number-control input[type="number"]::-webkit-outer-spin-button,
.number-control input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
}

.icon-btn:hover {
    background: var(--hover-bg);
}

.icon-svg {
    width: 18px;
    height: 18px;
    display: block;
}

/* Toggle Switch */
.switch-label {
    width: 80px; /* Fixed width ~80px */
    height: var(--control-height);
    position: relative;
    border: none;
    cursor: pointer;
    display: block;
    box-sizing: border-box;
    order: 1;
    align-self: center;
}

.switch-label input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}

.toggle-slider {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: var(--ui-border-radius);
    transition: .3s;
    background-color: transparent;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    top: 4px;
    background-color: var(--text-color);
    transition: .3s;
    border-radius: 4px;
    opacity: 0.5;
}

input:checked + .toggle-slider {
    background-color: var(--hover-bg);
}

input:checked + .toggle-slider:before {
    transform: translateX(calc(80px - 26px - 8px - 1px)); /* 80px width - thumb - padding */
    opacity: 1;
}

/* Colors Container */
.colors-container {
    width: 100%;
    display: flex;
    gap: 10px;
    justify-content: center;
    order: 1; /* Control goes above */
}

.color-wrapper {
    width: var(--control-height);
    height: var(--control-height);
    border: 1px solid var(--border-color);
    border-radius: var(--ui-border-radius);
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-sizing: border-box;
}

input[type="color"] {
    background: none;
    border: none;
    width: 100%;
    height: 100%;
    cursor: pointer;
    padding: 0;
    display: block;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
}

/* Play Button */
.play-btn {
    width: 100%;
    height: 100%;
    min-height: var(--control-box-width); /* Fill the box */
    border-radius: var(--ui-border-radius);
    background: var(--text-color);
    color: var(--bg-color);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: opacity 0.2s, transform 0.1s;
}

.play-btn:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

.play-btn:active {
    transform: scale(0.95);
}

.play-icon, .pause-icon {
    width: 24px;
    height: 24px;
    display: block;
}

.play-btn.playing .play-icon {
    display: none;
}

.play-btn.playing .pause-icon {
    display: block;
}

/* File Upload */
.file-upload-label {
    width: 100%;
    height: var(--control-height);
    cursor: pointer;
    padding: 0 12px;
    border: none; /* No border */
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    order: 1; /* Control goes above */
}

.file-upload-label .icon-svg {
    width: 20px;
    height: 20px;
}

.file-upload-label input {
    display: none;
}