:root {
    /* Light Theme */
    --tsc-bg-color: #f9fafb;
    --tsc-surface-color: #ffffff;
    --tsc-border-color: #e5e7eb;
    --tsc-shadow-color: rgba(0, 0, 0, 0.05);
    --tsc-primary-text-color: #111827;
    --tsc-secondary-text-color: #4b5563;
    --tsc-accent-color: #f97316;
    --tsc-accent-color-light: #fb923c;
    --tsc-input-bg: #ffffff;
    --tsc-input-border: #d1d5db;
    --tsc-input-focus-ring: #f97316;
    --tsc-error-color: #dc2626;
    --tsc-font-family: 'Inter', sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        /* Dark Theme */
        --tsc-bg-color: #111827;
        --tsc-surface-color: #1f2937;
        --tsc-border-color: #374151;
        --tsc-shadow-color: rgba(0, 0, 0, 0.2);
        --tsc-primary-text-color: #f9fafb;
        --tsc-secondary-text-color: #9ca3af;
        --tsc-input-bg: #374151;
        --tsc-input-border: #4b5563;
        --tsc-error-color: #f87171;
    }
}

/* Base Styles */
body {
    font-family: var(--tsc-font-family);
    background-color: var(--tsc-bg-color);
    color: var(--tsc-primary-text-color);
    margin: 0;
    transition: background-color 0.3s, color 0.3s;
}

.tsc-app-container {
    max-width: 1290px;
    margin: 0 auto;
}

.tsc-main-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

.tsc-section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tsc-primary-text-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Card Base Styles */
.tsc-input-section,
.tsc-display-card,
.tsc-comparison-card,
.tsc-definitions-card {
    background-color: var(--tsc-surface-color);
    border-radius: 10px;
    border: 1px solid var(--tsc-border-color);
    box-shadow: 0 4px 6px -1px var(--tsc-shadow-color), 0 2px 4px -2px var(--tsc-shadow-color);
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.2s ease-in-out;
}

.tsc-input-section:hover,
.tsc-display-card:hover,
.tsc-comparison-card:hover,
.tsc-definitions-card:hover {
    box-shadow: 0 10px 15px -3px var(--tsc-shadow-color), 0 4px 6px -4px var(--tsc-shadow-color);
}


/* Input Section */
.tsc-input-section {
    padding: 2rem;
}

.tsc-form {
    display: grid;
    gap: 1.5rem;
}

.tsc-input-group {
    position: relative;
}

.tsc-input-label {
    position: absolute;
    top: -0.75rem;
    left: 1rem;
    background-color: var(--tsc-surface-color);
    padding: 0 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--tsc-secondary-text-color);
    z-index: 10;
    transition: background-color 0.3s;
}

.tsc-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--tsc-input-border);
    border-radius: 0.5rem;
    background-color: var(--tsc-input-bg);
    color: var(--tsc-primary-text-color);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.3s;
    -moz-appearance: textfield;
    box-sizing: border-box;
}

.tsc-input::-webkit-outer-spin-button,
.tsc-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.tsc-input:focus {
    outline: none;
    border-color: var(--tsc-input-focus-ring);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.3);
}

.tsc-error-message {
    color: var(--tsc-error-color);
    background-color: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.2);
    border-radius: 0.5rem;
    padding: 0.75rem;
    text-align: center;
    font-size: 0.875rem;
    min-height: 2.75rem;
    transition: opacity 0.3s, background-color 0.3s, border-color 0.3s;
    opacity: 0;
    box-sizing: border-box;
}

.tsc-error-message.visible {
    opacity: 1;
}


/* Results Section */
.tsc-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.tsc-results-actions {
    display: flex;
    gap: 0.75rem;
}

.tsc-action-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background-color: var(--tsc-surface-color);
    border: 1px solid var(--tsc-border-color);
    border-radius: 0.5rem;
    color: var(--tsc-secondary-text-color);
    font-weight: 500;
    font-family: inherit;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s, border-color 0.2s, transform 0.1s ease-in-out, box-shadow 0.2s;
}

.tsc-action-btn:hover {
    border-color: var(--tsc-input-border);
    color: var(--tsc-primary-text-color);
    transform: translateY(-2px);
    box-shadow: 0 2px 4px var(--tsc-shadow-color);
}

.tsc-results-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .tsc-results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.tsc-display-card {
    padding: 2rem;
}

.tsc-display-card--radial {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Radial Chart */
.tsc-radial-chart {
    position: relative;
    width: 12rem;
    height: 12rem;
    border-radius: 50%;
    background: conic-gradient(var(--color) calc(var(--value) * 1%), var(--tsc-border-color) 0);
    display: grid;
    place-items: center;
    transition: --value 0.5s ease-out, --color 0.3s, background-image 0.3s;
}

.tsc-radial-chart::before {
    content: '';
    position: absolute;
    width: 80%;
    height: 80%;
    background-color: var(--tsc-surface-color);
    border-radius: 50%;
    transition: background-color 0.3s;
}

.tsc-radial-chart__text {
    position: relative;
    text-align: center;
}

.tsc-radial-chart__percentage {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--tsc-primary-text-color);
    transition: color 0.3s;
}

.tsc-radial-chart__label {
    display: block;
    font-size: 0.875rem;
    color: var(--tsc-secondary-text-color);
    margin-top: -0.25rem;
    transition: color 0.3s;
}

.tsc-display-card__tier-info {
    margin-top: 1.5rem;
    text-align: center;
    height: 4rem; /* Reserve space */
}

.tsc-display-card__tier {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    transition: color 0.3s;
}

.tsc-display-card__tier-desc {
    font-size: 0.875rem;
    color: var(--tsc-secondary-text-color);
    margin-top: 0.25rem;
    max-width: 250px;
    transition: color 0.3s;
}

/* Stats Cards */
.tsc-stats-card-group {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    gap: 1rem;
}

.tsc-stats-card {
    background-color: var(--tsc-bg-color);
    padding: 1.25rem;
    border-radius: 0.75rem;
    border: 1px solid var(--tsc-border-color);
    text-align: center;
    transition: background-color 0.3s, border-color 0.3s;
}

.tsc-stats-card__title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--tsc-secondary-text-color);
    margin: 0;
}

.tsc-stats-card__value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--tsc-primary-text-color);
    margin-top: 0.25rem;
}

/* Comparison Chart */
.tsc-comparison-card,
.tsc-definitions-card {
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.tsc-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-align: center;
}

.tsc-bar-chart {
    display: grid;
    gap: 1rem;
}

.tsc-bar-chart__item {
    display: grid;
    grid-template-columns: 130px 1fr;
    align-items: center;
    gap: 1rem;
}

.tsc-bar-chart__label {
    font-size: 0.875rem;
    color: var(--tsc-secondary-text-color);
    text-align: right;
    white-space: nowrap;
}

.tsc-bar-chart__bar-container {
    background-color: var(--tsc-border-color);
    border-radius: 0.25rem;
    overflow: hidden;
    transition: background-color 0.3s;
}

.tsc-bar-chart__bar {
    height: 1.75rem;
    background-color: var(--tsc-secondary-text-color);
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 0.5rem;
    color: white;
    font-size: 0.75rem;
    font-weight: 500;
    transition: width 0.5s ease-out, background-color 0.3s;
    min-width: 30px;
    box-sizing: border-box;
}

.tsc-bar-chart__bar--player {
    background: linear-gradient(90deg, var(--tsc-accent-color-light), var(--tsc-accent-color));
}

/* Definitions */
.tsc-definitions-card {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.tsc-definitions__text {
    font-size: 0.875rem;
    color: var(--tsc-secondary-text-color);
    line-height: 1.6;
    margin: 0;
}

.tsc-definitions__text + .tsc-definitions__text {
    margin-top: 0.5rem;
}

.tsc-definitions__text strong {
    color: var(--tsc-primary-text-color);
    font-weight: 600;
}

.tsc-definitions__text--mono {
    font-family: 'SF Mono', 'Courier New', Courier, monospace;
    background-color: var(--tsc-bg-color);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
}

/* Mobile Responsiveness */
@media (max-width: 640px) {
    .tsc-bar-chart__item {
        display: block;
        grid-template-columns: none;
        gap: 0;
    }

    .tsc-bar-chart__label {
        text-align: left;
        margin-bottom: 0.5rem;
        white-space: normal;
        font-weight: 500;
        color: var(--tsc-primary-text-color);
    }
}


/* Print Styles */
@media print {
    :root {
      --tsc-bg-color: #ffffff !important;
      --tsc-surface-color: #ffffff !important;
      --tsc-border-color: #e5e7eb !important;
      --tsc-primary-text-color: #000000 !important;
      --tsc-secondary-text-color: #333333 !important;
    }

    body * {
        visibility: hidden;
    }

    #tsc-results-section, #tsc-results-section * {
        visibility: visible;
    }
    
    #tsc-results-section {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        padding: 1rem;
        margin: 0;
    }
    
    .tsc-input-section,
    .tsc-display-card,
    .tsc-comparison-card,
    .tsc-definitions-card,
    .tsc-stats-card {
        border: 1px solid var(--tsc-border-color) !important;
        box-shadow: none !important;
        background-color: var(--tsc-surface-color) !important;
        page-break-inside: avoid;
    }
    
    .tsc-radial-chart::before {
        background-color: var(--tsc-surface-color) !important;
    }

    .tsc-results-actions {
        display: none !important;
    }

    .tsc-results-header .tsc-section-title {
        text-align: left;
    }
    
    * {
        color: var(--tsc-primary-text-color) !important;
    }
    
    .tsc-bar-chart__bar {
        background: #ccc !important;
    }
    
    .tsc-bar-chart__bar--player {
        background: #888 !important;
    }

    .tsc-bar-chart__bar span {
        color: var(--tsc-primary-text-color) !important;
    }
}