/* =============================================================================
   🔗 PREDICTION SPINE — unified confidence multiplier Lab panel CSS
   ============================================================================= */

.panel-spine {
    background:
        radial-gradient(ellipse at top right, rgba(255,216,107,0.10), transparent 60%),
        radial-gradient(ellipse at bottom left, rgba(214,153,255,0.07), transparent 60%),
        linear-gradient(180deg, rgba(28,20,55,0.94), rgba(10,8,24,0.97));
    border: 2px solid rgba(255,216,107,0.40);
    border-radius: 14px;
    padding: 24px 28px;
    margin-top: 18px;
    box-shadow: 0 14px 36px rgba(0,0,0,0.50), inset 0 1px 0 rgba(255,216,107,0.16);
}

/* Headline M card — the marquee */
.spine-m-row {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 16px;
    margin-bottom: 18px;
    align-items: stretch;
}

.spine-m-card {
    background: linear-gradient(180deg, var(--spine-bg, rgba(255,216,107,0.12)), rgba(10,8,24,0.55));
    border: 1px solid var(--spine-border, rgba(255,216,107,0.45));
    border-radius: 12px;
    padding: 18px 16px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.spine-m-label {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 11px; letter-spacing: 1.8px; text-transform: uppercase;
    color: #b095f5; margin-bottom: 6px;
}
.spine-m-value {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 56px; font-weight: 700;
    color: var(--spine-color, #ffd86b);
    text-shadow: 0 0 18px var(--spine-color, #ffd86b);
    line-height: 1; letter-spacing: 1px;
}
.spine-m-formula {
    font-family: "Cascadia Mono", "Courier New", monospace;
    font-size: 11px; color: #b095f5; margin-top: 8px;
    text-align: center; font-style: italic;
}
.spine-m-class {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 14px; font-weight: 600;
    color: var(--spine-color, #ffd86b);
    margin-top: 8px; letter-spacing: 1px; text-transform: uppercase;
}

.spine-verdict-card {
    background: rgba(10,8,24,0.55);
    border: 1px solid rgba(212,175,55,0.18);
    border-radius: 10px;
    padding: 14px 18px;
    display: flex; flex-direction: column; justify-content: center;
}
.spine-verdict-line {
    font-family: "Times New Roman", Georgia, serif;
    font-style: italic; font-size: 14px; color: #ddc88a;
    line-height: 1.6; margin-bottom: 10px;
}
.spine-bookends {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 12px;
    font-family: "Times New Roman", Georgia, serif; font-size: 12px;
}
.spine-bookend {
    background: rgba(255,255,255,0.03);
    border-left: 2px solid;
    padding: 6px 10px; border-radius: 0 4px 4px 0;
}
.spine-bookend-strong { border-left-color: #88d8b0; color: #88d8b0; }
.spine-bookend-weak   { border-left-color: #ff7b9d; color: #ff7b9d; }
.spine-bookend-name { font-weight: 600; }
.spine-bookend-M    { color: #ddc88a; font-variant-numeric: tabular-nums; margin-left: 6px; }

/* Factor list */
.spine-factors-card {
    background: rgba(10,8,24,0.55);
    border: 1px solid rgba(212,175,55,0.14);
    border-radius: 10px;
    padding: 14px 16px;
    margin-bottom: 16px;
}
.spine-card-title {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 12px; color: #ddc88a; letter-spacing: 0.6px; margin-bottom: 10px;
}
.spine-factor-list {
    list-style: none; padding: 0; margin: 0;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 8px;
}
@media (max-width: 900px) { .spine-factor-list { grid-template-columns: 1fr; } }
.spine-factor-item {
    display: grid;
    grid-template-columns: 100px 1fr 50px;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    background: linear-gradient(90deg, color-mix(in srgb, var(--spine-fhue, #b095f5) 8%, transparent), transparent 80%);
    border-left: 2px solid var(--spine-fhue, #b095f5);
    border-radius: 0 6px 6px 0;
    font-family: "Times New Roman", Georgia, serif; font-size: 12px;
}
.spine-factor-name {
    color: var(--spine-fhue, #b095f5);
    font-weight: 600; letter-spacing: 0.4px;
}
.spine-factor-bar {
    height: 8px; border-radius: 4px;
    background: rgba(255,255,255,0.04);
    overflow: hidden; position: relative;
}
.spine-factor-bar-fill {
    position: absolute; top: 0; left: 0; bottom: 0;
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--spine-fhue, #b095f5) 40%, transparent),
        var(--spine-fhue, #b095f5));
    border-radius: 4px;
    box-shadow: 0 0 4px var(--spine-fhue, #b095f5);
    transition: width 0.7s cubic-bezier(0.25,1.1,0.4,1);
}
.spine-factor-M {
    text-align: right; color: #ddc88a;
    font-variant-numeric: tabular-nums;
    font-weight: 600; font-size: 11.5px;
}
.spine-factor-reason {
    grid-column: 1 / -1;
    color: #888aa0; font-style: italic; font-size: 10.5px;
    margin-top: 2px; letter-spacing: 0.2px;
}

/* FinalScore math card */
.spine-math-card {
    background: linear-gradient(180deg, rgba(255,216,107,0.06), rgba(10,8,24,0.55));
    border: 1px dashed rgba(255,216,107,0.40);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 16px;
    font-family: "Cascadia Mono", "Courier New", monospace;
    font-size: 13px; color: #ddc88a;
    line-height: 1.7; text-align: center;
}
.spine-math-card strong { color: #ffd86b; font-weight: 700; }

.spine-interp {
    background: linear-gradient(90deg, rgba(255,216,107,0.07), transparent 80%);
    border-left: 2px solid rgba(255,216,107,0.50);
    border-radius: 0 6px 6px 0; padding: 10px 16px;
    font-family: "Times New Roman", Georgia, serif;
    font-style: italic; font-size: 13px; color: #ddc88a;
    line-height: 1.5; margin-bottom: 12px;
}

.spine-foot {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; padding-top: 12px;
    border-top: 1px dashed rgba(212,175,55,0.14);
}
.spine-refresh-btn {
    background: rgba(255,216,107,0.10); color: #ffd86b;
    border: 1px solid rgba(255,216,107,0.30);
    border-radius: 999px; padding: 6px 14px;
    font-family: "Times New Roman", Georgia, serif; font-size: 12px;
    cursor: pointer; transition: background 0.15s, transform 0.15s;
}
.spine-refresh-btn:hover:not(:disabled) {
    background: rgba(255,216,107,0.20); transform: translateY(-1px);
}
.spine-foot-note {
    font-family: "Times New Roman", Georgia, serif;
    font-style: italic; font-size: 11px; color: #888aa0;
}

@media (max-width: 900px) {
    .spine-m-row { grid-template-columns: 1fr; }
}