:root {
    --bf-green: #39ff14;
    --bf-green-soft: rgba(57, 255, 20, 0.16);
    --bf-bg: #050805;
    --bf-card: #0b100d;
    --bf-card-2: #111812;
    --bf-text: #f5f7f5;
    --bf-muted: #aeb8ae;
    --bf-border: rgba(57, 255, 20, 0.32);
}

.bf-tools-wrap {
    margin: 28px 0;
    color: var(--bf-text);
}

.bf-tools-card {
    background:
        radial-gradient(circle at top left, rgba(57, 255, 20, 0.22), transparent 34%),
        linear-gradient(135deg, #050805 0%, #0a100c 48%, #030403 100%);
    border: 1px solid var(--bf-border);
    border-radius: 22px;
    padding: 24px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
    overflow: hidden;
}

.bf-tools-header {
    max-width: 820px;
    margin-bottom: 20px;
}

.bf-tools-kicker {
    color: var(--bf-green);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
    margin: 0 0 6px;
}

.bf-tools-header h2 {
    color: var(--bf-text);
    font-size: clamp(1.8rem, 3vw, 2.7rem);
    line-height: 1.05;
    margin: 0 0 10px;
}

.bf-tools-header p {
    color: var(--bf-muted);
    margin: 0;
    font-size: 1rem;
}

.bf-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.bf-tab {
    appearance: none;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.07);
    color: #fff;
    border-radius: 999px;
    padding: 10px 14px;
    cursor: pointer;
    font-weight: 800;
}

.bf-tab.is-active {
    background: var(--bf-green);
    color: #031003;
    border-color: var(--bf-green);
}

.bf-tool-panel {
    display: none;
}

.bf-tool-panel.is-active {
    display: block;
}

.bf-tools-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    gap: 18px;
}

.bf-input-panel,
.bf-results-panel {
    background: rgba(8, 12, 9, 0.86);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 18px;
    padding: 18px;
}

.bf-input-panel label,
.bf-legs-heading {
    display: block;
    color: #fff;
    font-weight: 800;
    margin: 14px 0 8px;
}

.bf-input {
    width: 100%;
    background: #050805;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 12px;
    color: #fff;
    padding: 12px 13px;
    font-size: 1rem;
    outline: none;
    box-sizing: border-box;
}

.bf-input:focus {
    border-color: var(--bf-green);
    box-shadow: 0 0 0 3px var(--bf-green-soft);
}

.bf-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.bf-main-btn,
.bf-secondary-btn,
.bf-small-btn {
    appearance: none;
    border: 0;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 900;
    transition: transform 0.12s ease, opacity 0.12s ease;
}

.bf-main-btn {
    background: var(--bf-green);
    color: #031003;
    padding: 12px 20px;
}

.bf-secondary-btn,
.bf-small-btn {
    background: rgba(255,255,255,0.08);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.12);
    padding: 12px 16px;
}

.bf-small-btn {
    padding: 8px 12px;
    font-size: 0.9rem;
}

.bf-main-btn:hover,
.bf-secondary-btn:hover,
.bf-small-btn:hover {
    transform: translateY(-1px);
}

.bf-result-main {
    background: linear-gradient(135deg, rgba(57,255,20,0.18), rgba(57,255,20,0.04));
    border: 1px solid var(--bf-border);
    border-radius: 16px;
    padding: 18px;
    margin-bottom: 14px;
}

.bf-result-main span,
.bf-result-list span {
    display: block;
    color: var(--bf-muted);
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.bf-result-main strong {
    display: block;
    color: var(--bf-green);
    font-size: clamp(1.8rem, 4vw, 3rem);
    line-height: 1.05;
}

.bf-result-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.bf-full-results {
    grid-template-columns: 1fr 1fr;
}

.bf-result-list > div {
    background: var(--bf-card-2);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    padding: 13px;
}

.bf-result-list strong {
    color: #fff;
    font-size: 1.08rem;
}

.bf-parlay-legs {
    margin-top: 8px;
}

.bf-legs-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.bf-leg-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    margin-bottom: 8px;
}

.bf-remove-leg {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    color: #fff;
    border-radius: 12px;
    padding: 0 12px;
    cursor: pointer;
}

.bf-tip-box {
    margin-top: 16px;
    border-left: 4px solid var(--bf-green);
    background: rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 13px;
    color: var(--bf-muted);
    line-height: 1.45;
}

.bf-tip-box strong {
    color: #fff;
}

.bf-disclaimer {
    color: var(--bf-muted);
    font-size: 0.88rem;
    line-height: 1.45;
    margin: 14px 0 0;
}

@media (max-width: 760px) {
    .bf-tools-card {
        padding: 18px;
        border-radius: 18px;
    }

    .bf-tools-grid {
        grid-template-columns: 1fr;
    }

    .bf-result-list,
    .bf-full-results {
        grid-template-columns: 1fr;
    }

    .bf-tab {
        flex: 1 1 auto;
    }
}