/* ============================================
   Range Lab - Tools Styles
   ============================================ */

/* ===== Tools Page Layout ===== */
.tools-page {
    padding: var(--space-8) 0;
}

.tools-header {
    text-align: center;
    padding: var(--space-12) 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-8);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-6);
}

/* ===== Tool Card ===== */
.tool-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.tool-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5);
    border-bottom: 1px solid var(--color-border);
}

.tool-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-muted);
    color: var(--color-primary);
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    border-radius: var(--radius-lg);
}

.tool-info h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-1);
}

.tool-info p {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.tool-card-body {
    padding: var(--space-5);
}

/* ===== Equity Calculator ===== */
.equity-calc {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.hand-selector {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-4);
    align-items: end;
}

.hand-selector-vs {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-text-muted);
    padding-bottom: var(--space-4);
}

.hand-input {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.hand-input-label {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
}

.hand-cards-input {
    display: flex;
    gap: var(--space-2);
}

.card-slot {
    width: 52px;
    height: 72px;
    background: var(--color-bg-tertiary);
    border: 2px dashed var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.card-slot:hover {
    border-color: var(--color-gold);
    background: var(--color-bg-elevated);
}

.card-slot.active {
    border-color: var(--color-gold);
    border-style: solid;
}

.card-slot.filled {
    background: linear-gradient(145deg, #fff 0%, #f5f5f5 100%);
    border: 1px solid var(--color-border);
    color: var(--color-suit-spade);
}

.card-slot.filled.red { color: var(--color-suit-heart); }
.card-slot.filled.blue { color: var(--color-suit-diamond); }

/* Board Input */
.board-input {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.board-cards-input {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
}

.board-cards-input .card-slot {
    width: 48px;
    height: 66px;
    font-size: var(--text-lg);
}

/* Card Picker */
.card-picker {
    background: var(--color-bg-tertiary);
    padding: var(--space-4);
    border: 1px solid var(--color-border);
}

.card-picker-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.card-picker-row:last-child {
    margin-bottom: 0;
}

.suit-indicator {
    width: 24px;
    font-size: var(--text-lg);
    text-align: center;
}

.suit-indicator.spade { color: var(--color-suit-spade); }
.suit-indicator.heart { color: var(--color-suit-heart); }
.suit-indicator.diamond { color: var(--color-suit-diamond); }
.suit-indicator.club { color: var(--color-suit-club); }

.rank-buttons {
    display: flex;
    gap: 2px;
}

.rank-btn {
    width: 28px;
    height: 32px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.rank-btn:hover:not(.used) {
    background: var(--color-gold);
    color: var(--color-bg-primary);
    border-color: var(--color-gold);
}

.rank-btn.used {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Equity Results */
.equity-results {
    background: var(--color-bg-tertiary);
    padding: var(--space-5);
}

.equity-display {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.equity-value {
    text-align: center;
}

.equity-value-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--space-1);
}

.equity-value-number {
    font-family: var(--font-mono);
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
}

.equity-value.hero .equity-value-number { color: var(--color-green); }
.equity-value.villain .equity-value-number { color: var(--color-red); }
.equity-value.tie .equity-value-number { color: var(--color-text-muted); }

.equity-bar {
    height: 12px;
    display: flex;
    overflow: hidden;
    background: var(--color-bg-primary);
}

.equity-bar-segment {
    height: 100%;
    transition: width var(--transition-base);
}

.equity-bar-segment.hero { background: var(--color-green); }
.equity-bar-segment.villain { background: var(--color-red); }
.equity-bar-segment.tie { background: var(--color-text-muted); }

/* ===== Pot Odds Calculator ===== */
.pot-odds-calc {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.pot-odds-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.pot-odds-inputs .input-group {
    min-width: 0;
}

.pot-odds-inputs .input {
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.pot-odds-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.pot-odds-result {
    padding: var(--space-4);
    background: var(--color-bg-tertiary);
    text-align: center;
}

.pot-odds-result-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.pot-odds-result-value {
    font-family: var(--font-mono);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gold);
}

/* ===== Outs Calculator ===== */
.outs-calc {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.outs-input-row {
    display: flex;
    gap: var(--space-4);
    align-items: end;
}

.outs-input-row .input-group {
    flex: 1;
}

.outs-presets {
    background: var(--color-bg-tertiary);
    padding: var(--space-4);
}

.outs-presets-title {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-3);
}

.outs-presets-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
}

.outs-preset {
    display: flex;
    justify-content: space-between;
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    cursor: pointer;
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.outs-preset:hover {
    border-color: var(--color-gold);
    background: var(--color-bg-elevated);
}

.outs-preset-name {
    color: var(--color-text-secondary);
}

.outs-preset-count {
    font-family: var(--font-mono);
    color: var(--color-gold);
}

.outs-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.outs-result {
    padding: var(--space-4);
    background: var(--color-bg-tertiary);
    text-align: center;
    border-left: 3px solid var(--color-border);
}

.outs-result-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.outs-result-value {
    font-family: var(--font-mono);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-green);
}

/* ===== EV Calculator ===== */
.ev-calc {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.ev-inputs {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

.ev-result {
    padding: var(--space-5);
    background: var(--color-bg-tertiary);
    text-align: center;
    border-left: 4px solid var(--color-gold);
}

.ev-result-label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
}

.ev-result-value {
    font-family: var(--font-mono);
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
}

.ev-result-value.positive { color: var(--color-green); }
.ev-result-value.negative { color: var(--color-red); }
.ev-result-value.neutral { color: var(--color-text-muted); }

/* ===== ICM Calculator ===== */
.icm-calc {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.icm-payouts {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-2);
}

.icm-payout {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.icm-payout label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.icm-stacks {
    max-height: 300px;
    overflow-y: auto;
}

.icm-stack-row {
    display: grid;
    grid-template-columns: 40px 1fr 80px;
    gap: var(--space-3);
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-border);
}

.icm-stack-place {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.icm-stack-equity {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-gold);
    text-align: right;
}

/* ===== Range Calculator ===== */
.range-grid {
    display: grid;
    grid-template-columns: repeat(13, 1fr);
    gap: 2px;
    background: var(--color-bg-tertiary);
    padding: var(--space-2);
}

.range-cell {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.range-cell:hover {
    background: var(--color-bg-elevated);
}

.range-cell.selected {
    background: var(--color-green);
    color: white;
}

.range-cell.suited {
    background: rgba(16, 185, 129, 0.3);
}

.range-cell.pairs {
    background: rgba(201, 162, 39, 0.3);
}

.range-stats {
    display: flex;
    justify-content: space-between;
    padding: var(--space-3);
    background: var(--color-bg-tertiary);
    margin-top: var(--space-4);
}

.range-stat-value {
    font-family: var(--font-mono);
    font-weight: var(--font-bold);
    color: var(--color-gold);
}

/* ===== Variance Calculator ===== */
.variance-chart {
    height: 300px;
    background: var(--color-bg-tertiary);
    position: relative;
    overflow: hidden;
}

.variance-line {
    position: absolute;
    bottom: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-text-muted);
}

.variance-area {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.3) 0%, transparent 100%);
}

.variance-inputs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.variance-results {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
}

/* ===== Hand History Parser ===== */
.hand-history-parser {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.hand-history-input {
    min-height: 200px;
}

.hand-history-output {
    background: var(--color-bg-tertiary);
    padding: var(--space-4);
    max-height: 400px;
    overflow-y: auto;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .tools-grid {
        grid-template-columns: 1fr;
    }

    .hand-selector {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    }

    .hand-selector-vs {
        text-align: center;
        padding: var(--space-2);
    }

    .pot-odds-inputs,
    .ev-inputs,
    .variance-inputs {
        grid-template-columns: 1fr;
    }

    .range-cell {
        font-size: 8px;
    }

    .icm-payouts {
        grid-template-columns: repeat(3, 1fr);
    }
}