:root {
    /* Shadcn Dark Theme */
    --md-sys-color-background: #09090b;
    --md-sys-color-on-background: #fafafa;
    --md-sys-color-surface: #09090b;
    --md-sys-color-surface-dim: #0e0e0f;
    --md-sys-color-surface-bright: #27272a;
    --md-sys-color-surface-container-lowest: #000000;
    --md-sys-color-surface-container-low: #09090b;
    --md-sys-color-surface-container: #18181b;
    --md-sys-color-surface-container-high: #27272a;
    --md-sys-color-surface-container-highest: #3f3f46;
    --md-sys-color-on-surface: #fafafa;
    --md-sys-color-surface-variant: #27272a;
    --md-sys-color-on-surface-variant: #a1a1aa;
    --md-sys-color-inverse-surface: #fafafa;
    --md-sys-color-inverse-on-surface: #09090b;
    --md-sys-color-outline: #3f3f46;
    --md-sys-color-outline-variant: #27272a;
    --md-sys-color-shadow: #000000;
    --md-sys-color-scrim: #000000;
    --md-sys-color-surface-tint: #fafafa;
    --md-sys-color-primary: #fafafa;
    --md-sys-color-on-primary: #09090b;
    --md-sys-color-primary-container: #27272a;
    --md-sys-color-on-primary-container: #fafafa;
    --md-sys-color-inverse-primary: #09090b;
    --md-sys-color-secondary: #27272a;
    --md-sys-color-on-secondary: #fafafa;
    --md-sys-color-secondary-container: #18181b;
    --md-sys-color-on-secondary-container: #fafafa;
    --md-sys-color-tertiary: #f4f4f5;
    --md-sys-color-on-tertiary: #09090b;
    --md-sys-color-tertiary-container: #27272a;
    --md-sys-color-on-tertiary-container: #fafafa;
    --md-sys-color-error: #ef4444;
    --md-sys-color-on-error: #fafafa;
    --md-sys-color-error-container: #7f1d1d;
    --md-sys-color-on-error-container: #fef2f2;

    --md-outlined-text-field-container-shape: 8px;
    --md-filled-button-container-shape: 6px;
    --md-filled-tonal-button-container-shape: 6px;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'JetBrains Mono', monospace;
    background: var(--md-sys-color-background);
    color: var(--md-sys-color-on-background);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px;
}



.container {
    width: 90%;
    max-width: 800px;
    box-sizing: border-box;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    margin-top: 40px;
}

.glass {
    background: var(--md-sys-color-surface-container-low);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--md-sys-color-outline-variant);
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin: 0 0 20px;
    color: var(--md-sys-color-primary);
    text-align: center;
}

.subtitle {
    text-align: center;
    color: var(--md-sys-color-on-surface-variant);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.controls {
    position: relative;
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: center;
    width: 100%;
    justify-content: center;
}

md-outlined-text-field {
    width: 100%;
    --md-outlined-text-field-container-shape: 12px;
    margin-bottom: 15px;
}

.file-input {
    background: var(--md-sys-color-surface-dim);
    color: var(--md-sys-color-on-surface);
    padding: 8px;
    border-radius: 8px;
    border: 1px solid var(--md-sys-color-outline-variant);
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    width: 100%;
}

input[type="file"]::file-selector-button {
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    border: none;
    border-radius: 6px;
    padding: 8px 16px;
    margin-right: 16px;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
    font-size: 0.9rem;
    transition: opacity 0.15s ease;
}

input[type="file"]::file-selector-button:hover {
    opacity: 0.9;
}

/* SNACKBAR */
.snackbar {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--md-sys-color-surface-container-high);
    color: var(--md-sys-color-on-surface);
    border-radius: 12px;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    min-width: 320px;
    max-width: 90%;
    animation: slideUp 0.3s cubic-bezier(0.2, 0, 0, 1);
    border: 1px solid var(--md-sys-color-outline-variant);
}

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

.snackbar-content {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-grow: 1;
}

.snackbar-text-area {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    min-width: 200px;
}

.snackbar .status-text {
    font-size: 0.95rem;
    font-weight: 500;
    margin: 0;
    font-family: 'JetBrains Mono', monospace;
    font-variant-numeric: tabular-nums;
    white-space: pre;
}

.snackbar md-circular-progress {
    --md-circular-progress-size: 36px;
}

.hidden {
    display: none !important;
}

.main-tabs {
    width: 100%;
    max-width: 800px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
    background: var(--md-sys-color-surface-container-low);
}

.full-width-btn {
    width: 100%;
}

.tab-panel {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeIn 0.3s ease-in-out;
}

.tab-panel[hidden] {
    display: none !important;
}

.result-area {
    animation: fadeIn 0.5s ease;
    width: 100%;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}