/* Calcavera Phase 4.05 — visual diagrams + FAQ/pipe expansion */
.cv-tool-visual {
    position: relative;
    overflow: hidden;
    width: 100%;
    min-width: 0;
    border: 1px solid rgba(255,255,255,.10);
    border-radius: 22px;
    background:
        radial-gradient(circle at 50% 12%, rgba(99,102,241,.14), transparent 38%),
        linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.022));
    padding: 18px 20px 16px;
}
.cv-tool-visual::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(148,163,184,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,.035) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: linear-gradient(to bottom, #000, transparent 82%);
}
.cv-tool-visual__eyebrow {
    position: relative;
    z-index: 1;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: #818cf8;
}
.cv-tool-visual__title {
    position: relative;
    z-index: 1;
    margin: 7px 0 0;
    max-width: 520px;
    color: #f8fafc;
    font-size: 15px;
    line-height: 1.45;
    font-weight: 650;
    letter-spacing: -.01em;
}
.cv-tool-visual__stage {
    position: relative;
    z-index: 1;
    min-height: 248px;
    max-width: 560px;
    margin: 2px auto 0;
}
.cv-tool-svg {
    display: block;
    width: 100%;
    max-width: 500px;
    height: auto;
    margin-inline: auto;
    color: rgba(129,140,248,.88);
}
.cv-measure-line {
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    vector-effect: non-scaling-stroke;
    opacity: .92;
}
.cv-dimension-chip {
    position: absolute;
    z-index: 2;
    display: grid;
    gap: 2px;
    min-width: 100px;
    max-width: 42%;
    padding: 7px 10px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 11px;
    background: rgba(2,6,23,.82);
    box-shadow: 0 10px 30px rgba(2,6,23,.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.cv-dimension-chip span,
.cv-dimension-chip strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.cv-dimension-chip span { color: #94a3b8; font-size: 9px; }
.cv-dimension-chip strong { color: #f8fafc; font-size: 11px; font-weight: 700; }
.cv-chip-slot-1 { inset-inline-end: 3%; bottom: 1%; }
.cv-chip-slot-2 { inset-inline-start: 1%; top: 34%; }
.cv-chip-slot-3 { inset-inline-end: 1%; top: 41%; }
.cv-chip-slot-4 { inset-inline-start: 6%; bottom: 1%; }
.cv-tool-visual__formula {
    position: relative;
    z-index: 1;
    margin-top: 1px;
    border-top: 1px solid rgba(255,255,255,.08);
    padding-top: 12px;
    color: #cbd5e1;
    font-size: 11px;
    font-weight: 650;
    line-height: 1.55;
}
.cv-tool-visual__hint {
    position: relative;
    z-index: 1;
    margin: 5px 0 0;
    color: #94a3b8;
    font-size: 10px;
    line-height: 1.65;
}

/* Important UX change: visual is a full-width explainer card, never a narrow side column. */
.cv-calculator-visual-layout { display: block !important; }
.cv-calculator-controls {
    min-width: 0;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,.08);
}
.cv-calculator-controls input,
.cv-calculator-controls select { min-width: 0; }

/* Visual-specific ambience without external image files. */
.cv-tool-visual--tile { background: radial-gradient(circle at 68% 12%, rgba(56,189,248,.12), transparent 38%), linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022)); }
.cv-tool-visual--flooring { background: radial-gradient(circle at 55% 12%, rgba(245,158,11,.10), transparent 36%), linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022)); }
.cv-tool-visual--paint { background: radial-gradient(circle at 66% 12%, rgba(59,130,246,.13), transparent 37%), linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022)); }
.cv-tool-visual--drywall { background: radial-gradient(circle at 60% 12%, rgba(148,163,184,.13), transparent 37%), linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022)); }
.cv-tool-visual--roofing { background: radial-gradient(circle at 65% 12%, rgba(99,102,241,.14), transparent 37%), linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022)); }
.cv-tool-visual--solar { background: radial-gradient(circle at 72% 10%, rgba(251,191,36,.13), transparent 35%), linear-gradient(180deg,rgba(30,64,175,.08),rgba(255,255,255,.022)); }
.cv-tool-visual--pipe { background: radial-gradient(circle at 68% 10%, rgba(14,165,233,.14), transparent 36%), linear-gradient(180deg,rgba(15,23,42,.12),rgba(255,255,255,.022)); }

@media (min-width: 1024px) {
    .cv-calc-top-grid--visual {
        grid-template-columns: minmax(0,1fr) minmax(590px,.96fr) !important;
        gap: 2.5rem !important;
    }
}
@media (min-width: 1280px) {
    .cv-calc-top-grid--visual {
        grid-template-columns: minmax(0,1fr) minmax(620px,.96fr) !important;
        gap: 3rem !important;
    }
}
@media (max-width: 1023px) {
    .cv-tool-visual__stage { min-height: 260px; max-width: 560px; }
}
@media (max-width: 640px) {
    .cv-tool-visual { padding: 14px; border-radius: 18px; }
    .cv-tool-visual__stage { min-height: 220px; }
    .cv-dimension-chip { min-width: 78px; max-width: 48%; padding: 6px 8px; }
    .cv-dimension-chip strong { font-size: 10px; }
    .cv-chip-slot-2 { top: 30%; }
    .cv-chip-slot-3 { top: 47%; }
    .cv-chip-slot-4 { inset-inline-start: 0; bottom: 0; }
    .cv-calculator-controls { margin-top: 16px; padding-top: 16px; }
}
html[dir="rtl"] .cv-tool-visual__eyebrow { letter-spacing: .04em; }


/* 4.04e: Drywall-specific breathing room after the accessibility merge. */
.cv-tool-visual--drywall .cv-tool-visual__stage {
    min-height: 232px;
    max-width: 520px;
}
.cv-tool-visual--drywall .cv-chip-slot-2 { top: 31%; }
.cv-tool-visual--drywall .cv-chip-slot-3 { top: 43%; }
@media (max-width: 640px) {
    .cv-tool-visual--drywall .cv-tool-visual__stage { min-height: 215px; }
}