/* ==========================================================================
   Color Picker Wheel — landing CONTENT theme
   Scoped to body.page-color-picker-wheel. External only. Styles ONLY the SEO
   content section (.cpw-content) — the color-wheel engine + its layout keep
   their own styles in color-wheel-landing.php. Neutral slate text with a
   rainbow-gradient accent (on-theme for a colour tool; distinct from every
   solid-hue utility page).
   ========================================================================== */

.page-color-picker-wheel {
    /* Surfaces/text follow the active site theme (var --theme-*) with the page's
       light palette as the DEFAULT-theme fallback. Accent (rainbow) stays fixed. */
    --cpw-ink:      var(--theme-surface-text, #1e293b);
    --cpw-muted:    var(--theme-muted, #55617a);
    --cpw-link:     #7c3aed;
    --cpw-link-2:   #6d28d9;
    --cpw-surface:  var(--theme-surface, #ffffff);
    --cpw-soft:     var(--theme-surface, #f8fafc);
    --cpw-soft-2:   var(--theme-surface, #f1f5f9);
    --cpw-border:   var(--theme-border, #e4e8ef);
    --cpw-ring:     rgba(124, 58, 237, 0.25);
    --cpw-shadow:   0 18px 45px -22px rgba(30, 41, 59, 0.45);
    --cpw-rainbow:  linear-gradient(135deg, #ef4444 0%, #f59e0b 22%, #eab308 40%, #22c55e 58%, #3b82f6 76%, #8b5cf6 100%);
}

/* ---- Hero band tint (cosmetic; matches the other utility pages) ---------- */
.page-color-picker-wheel #main-content > .border-bottom {
    background: var(--theme-bg, linear-gradient(120deg, #fafbff 0%, #f4f7fb 100%)) !important;
    border-bottom-color: var(--cpw-border) !important;
    position: relative;
    overflow: hidden;
}
.page-color-picker-wheel #main-content > .border-bottom::after {
    content: "";
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 6px;
    background: var(--cpw-rainbow);
    pointer-events: none;
}
.page-color-picker-wheel #main-content > .border-bottom h1 { color: var(--cpw-ink); letter-spacing: -0.02em; }
.page-color-picker-wheel #main-content > .border-bottom .badge {
    background: rgba(124, 58, 237, 0.10) !important;
    color: var(--cpw-link) !important;
    border-color: var(--cpw-ring) !important;
}

/* ==========================================================================
   SEO CONTENT (.cpw-content also carries .content-guide)
   ========================================================================== */
.page-color-picker-wheel .cpw-content {
    color: var(--cpw-ink);
    background: var(--theme-bg, #ffffff);
    padding: 3.5rem 0 3.75rem;
}
.page-color-picker-wheel .cpw-inner {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 1rem;
}
.page-color-picker-wheel .cpw-content h2 { color: var(--cpw-ink); }
.page-color-picker-wheel .cpw-kicker {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #fff;
    background: var(--cpw-rainbow);
    border-radius: 999px;
    padding: 0.3rem 0.75rem;
    margin-bottom: 0.85rem;
}
.page-color-picker-wheel .cpw-content h3 { color: var(--cpw-ink); }
.page-color-picker-wheel .cpw-content p,
.page-color-picker-wheel .cpw-content li { color: var(--cpw-muted); }
.page-color-picker-wheel .cpw-content strong { color: var(--cpw-ink); }
.page-color-picker-wheel .cpw-content a {
    color: var(--cpw-link);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-thickness: 1px;
}
.page-color-picker-wheel .cpw-content a:hover { color: var(--cpw-link-2); }
.page-color-picker-wheel .cpw-content code {
    background: var(--cpw-soft-2);
    color: var(--cpw-link-2);
    padding: 0.12rem 0.4rem;
    border-radius: 6px;
    font-size: 0.88em;
}
.page-color-picker-wheel .cpw-lead {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--cpw-ink);
}
.page-color-picker-wheel .cpw-section { margin-top: 3rem; }

/* ---- Feature cards ------------------------------------------------------- */
.page-color-picker-wheel .cpw-facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}
.page-color-picker-wheel .cpw-fact {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    background: var(--cpw-surface);
    border: 1px solid var(--cpw-border);
    border-radius: 14px;
    padding: 1.05rem 1.15rem;
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.page-color-picker-wheel .cpw-fact:hover {
    transform: translateY(-3px);
    box-shadow: var(--cpw-shadow);
    border-color: var(--cpw-ring);
}
.page-color-picker-wheel .cpw-fact .cpw-ic {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    font-size: 1.25rem;
    color: #fff;
    background: var(--cpw-rainbow);
}
.page-color-picker-wheel .cpw-fact h3 { font-size: 1.02rem; margin: 0 0 0.2rem; }
.page-color-picker-wheel .cpw-fact p { margin: 0; font-size: 0.95rem; }

/* ---- Steps --------------------------------------------------------------- */
.page-color-picker-wheel .cpw-steps {
    list-style: none;
    margin: 1.5rem 0 0;
    padding: 0;
    display: grid;
    gap: 0.9rem;
}
.page-color-picker-wheel .cpw-step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    background: var(--cpw-soft);
    border: 1px solid var(--cpw-border);
    border-radius: 14px;
    padding: 1.05rem 1.2rem;
}
.page-color-picker-wheel .cpw-step-num {
    flex-shrink: 0;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-weight: 800;
    color: #fff;
    background: var(--cpw-rainbow);
    box-shadow: 0 8px 18px -8px var(--cpw-ring);
}
.page-color-picker-wheel .cpw-step p { margin: 0.1rem 0 0; }
.page-color-picker-wheel .cpw-step strong { display: block; margin-bottom: 0.15rem; }

/* ---- Use-case cards ------------------------------------------------------ */
.page-color-picker-wheel .cpw-usecases {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}
.page-color-picker-wheel .cpw-uc {
    background: var(--cpw-surface);
    border: 1px solid var(--cpw-border);
    border-radius: 14px;
    padding: 1.2rem;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.page-color-picker-wheel .cpw-uc:hover {
    transform: translateY(-3px);
    box-shadow: var(--cpw-shadow);
}
.page-color-picker-wheel .cpw-uc .cpw-ic {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    font-size: 1.15rem;
    margin-bottom: 0.7rem;
    color: #fff;
    background: var(--cpw-rainbow);
}
.page-color-picker-wheel .cpw-uc h3 { font-size: 1rem; margin: 0 0 0.35rem; }
.page-color-picker-wheel .cpw-uc p { margin: 0; font-size: 0.92rem; }

/* ---- Colour-format table ------------------------------------------------- */
.page-color-picker-wheel .cpw-table-wrap {
    margin-top: 1.5rem;
    overflow-x: auto;
    border: 1px solid var(--cpw-border);
    border-radius: 14px;
}
.page-color-picker-wheel .cpw-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 620px;
    background: var(--cpw-surface);
}
.page-color-picker-wheel .cpw-table th,
.page-color-picker-wheel .cpw-table td {
    text-align: left;
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--cpw-border);
    font-size: 0.95rem;
    vertical-align: top;
}
.page-color-picker-wheel .cpw-table thead th {
    background: var(--cpw-soft-2);
    color: var(--cpw-ink);
    font-weight: 800;
    font-size: 0.82rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}
.page-color-picker-wheel .cpw-table tbody tr:last-child td { border-bottom: 0; }
.page-color-picker-wheel .cpw-table td:first-child {
    font-weight: 700;
    color: var(--cpw-ink);
    white-space: nowrap;
}

/* ---- HSL explainer callout ---------------------------------------------- */
.page-color-picker-wheel .cpw-callout {
    margin-top: 1.5rem;
    background: var(--cpw-soft);
    border: 1px solid var(--cpw-border);
    border-radius: 14px;
    padding: 1.35rem 1.4rem;
}
.page-color-picker-wheel .cpw-callout .cpw-hsl {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}
.page-color-picker-wheel .cpw-hsl-item {
    background: var(--cpw-surface);
    border: 1px solid var(--cpw-border);
    border-radius: 11px;
    padding: 0.9rem 1rem;
}
.page-color-picker-wheel .cpw-hsl-item h4 {
    margin: 0 0 0.25rem;
    font-size: 0.98rem;
    color: var(--cpw-ink);
}
.page-color-picker-wheel .cpw-hsl-item p { margin: 0; font-size: 0.9rem; }
.page-color-picker-wheel .cpw-hsl-bar {
    height: 8px;
    border-radius: 6px;
    margin-bottom: 0.6rem;
}
.page-color-picker-wheel .cpw-hsl-hue { background: linear-gradient(90deg, #ef4444, #f59e0b, #22c55e, #3b82f6, #8b5cf6, #ef4444); }
.page-color-picker-wheel .cpw-hsl-sat { background: linear-gradient(90deg, #94a3b8, #6366f1); }
.page-color-picker-wheel .cpw-hsl-lit { background: linear-gradient(90deg, #000, #6366f1, #fff); }

/* ---- FAQ accordion ------------------------------------------------------- */
.page-color-picker-wheel .cpw-content .accordion {
    margin-top: 1.5rem;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--cpw-border);
}
.page-color-picker-wheel .cpw-content .accordion-item {
    border: 0;
    border-bottom: 1px solid var(--cpw-border);
    background: var(--cpw-surface);
}
.page-color-picker-wheel .cpw-content .accordion-item:last-child { border-bottom: 0; }
.page-color-picker-wheel .cpw-content .accordion-button {
    font-weight: 700;
    color: var(--cpw-ink);
    background: var(--cpw-surface);
}
.page-color-picker-wheel .cpw-content .accordion-button:not(.collapsed) {
    color: var(--cpw-link);
    background: var(--cpw-soft);
    box-shadow: none;
}
.page-color-picker-wheel .cpw-content .accordion-button:focus {
    box-shadow: 0 0 0 0.2rem var(--cpw-ring);
}
.page-color-picker-wheel .cpw-content .accordion-body { color: var(--cpw-muted); }

/* ---- Responsive ---------------------------------------------------------- */
@media (max-width: 767.98px) {
    .page-color-picker-wheel .cpw-facts,
    .page-color-picker-wheel .cpw-usecases,
    .page-color-picker-wheel .cpw-callout .cpw-hsl { grid-template-columns: 1fr; }
    .page-color-picker-wheel .cpw-content { padding: 2.5rem 0; }
}
@media (min-width: 768px) and (max-width: 991.98px) {
    .page-color-picker-wheel .cpw-usecases { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---- Motion / accessibility --------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .page-color-picker-wheel .cpw-fact,
    .page-color-picker-wheel .cpw-uc { transition: none; }
}