/* ========================================
   function-center.css - Product UI Function Center
   .pu- scoped namespace, additive only
   ======================================== */

/* ---- View scroll container ---- */
.pu-fc-view-scroll {
    width: 100%;
    height: 100vh;
    overflow-y: auto;
    background: var(--surface-soft);
}

/* ---- Page Container ---- */
.pu-fc-container {
    max-width: 960px;
    margin: 0 auto;
    padding: var(--space-xl);
}

/* ---- Header ---- */
.pu-fc-header {
    margin-bottom: var(--space-lg);
}

.pu-fc-title {
    font-size: var(--text-title-lg);
    font-weight: 700;
    color: var(--ink);
    margin: 0 0 var(--space-xs);
}

.pu-fc-subtitle {
    font-size: var(--text-body-md);
    color: var(--text-secondary);
    margin: 0;
}

/* ---- Search ---- */
.pu-fc-search {
    width: 100%;
    padding: 10px var(--space-md);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-sm);
    font-size: var(--text-body-md);
    margin-bottom: var(--space-md);
    background: var(--canvas);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.pu-fc-search:focus {
    border-color: var(--info);
    box-shadow: 0 0 0 2px var(--info-bg);
}

.pu-fc-search::placeholder {
    color: var(--text-secondary);
}

/* ---- Category Filters ---- */
.pu-fc-categories {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.pu-fc-category-tab {
    padding: 6px var(--space-md);
    border-radius: var(--radius-pill);
    font-size: var(--text-caption);
    font-weight: 500;
    cursor: pointer;
    background: var(--canvas);
    color: var(--body);
    border: 1px solid var(--hairline);
    transition: all var(--transition-fast);
    user-select: none;
}

.pu-fc-category-tab:hover {
    background: var(--surface-soft);
    border-color: var(--border-strong);
}

.pu-fc-category-tab--active {
    background: var(--primary);
    color: var(--on-primary);
    border-color: var(--primary);
}

.pu-fc-category-tab--active:hover {
    background: var(--primary-active);
    border-color: var(--primary-active);
}

.pu-fc-category-tab:focus-visible {
    outline: 2px solid var(--info);
    outline-offset: 2px;
}

/* ---- Card Grid ---- */
.pu-fc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-md);
}

/* ---- Function Card ---- */
.pu-fc-card {
    background: var(--canvas);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.pu-fc-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}

.pu-fc-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.pu-fc-card-name {
    font-size: var(--text-label-md);
    font-weight: 600;
    color: var(--ink);
    line-height: var(--leading-tight);
}

.pu-fc-card-badges {
    display: flex;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.pu-fc-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-pill);
    font-size: var(--text-small);
    font-weight: 500;
    line-height: 1.5;
    white-space: nowrap;
}

.pu-fc-badge--ai {
    background: var(--tag-bg-purple);
    color: #531dab;
    border: 1px solid #d3adf7;
}

.pu-fc-badge--normal {
    background: var(--tag-bg-blue);
    color: #1d39c4;
    border: 1px solid #adc6ff;
}

.pu-fc-badge--category {
    background: var(--tag-bg);
    color: var(--tag-text);
    border: 1px solid var(--tag-border);
}

.pu-fc-badge--result {
    background: var(--tag-bg-green);
    color: var(--success);
    border: 1px solid var(--success-border);
}

.pu-fc-card-desc {
    font-size: var(--text-body-md);
    color: var(--body);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-md);
    flex: 1;
}

.pu-fc-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    font-size: var(--text-caption);
    color: var(--text-secondary);
}

.pu-fc-card-meta-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-secondary);
    flex-shrink: 0;
}

.pu-fc-card-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px var(--space-lg);
    border-radius: var(--radius-sm);
    font-size: var(--text-body-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid var(--primary);
    background: var(--primary);
    color: var(--on-primary);
    text-align: center;
}

.pu-fc-card-cta:hover {
    background: var(--primary-active);
    border-color: var(--primary-active);
}

.pu-fc-card-cta:focus-visible {
    outline: 2px solid var(--info);
    outline-offset: 2px;
}

/* ---- Empty State ---- */
.pu-fc-empty {
    text-align: center;
    padding: var(--space-xxl) var(--space-xl);
}

.pu-fc-empty-icon {
    font-size: 40px;
    margin-bottom: var(--space-md);
}

.pu-fc-empty-text {
    font-size: var(--text-body-md);
    color: var(--text-secondary);
    margin: 0;
}

/* ========================================
   Selector Modal Overlay
   ======================================== */
.pu-fc-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(24, 29, 38, 0.45);
    z-index: var(--z-modal);
    align-items: center;
    justify-content: center;
}

.pu-fc-overlay--open {
    display: flex;
}

.pu-fc-modal {
    background: var(--canvas);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 480px;
    max-width: calc(100vw - 48px);
    max-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pu-fc-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--hairline);
}

.pu-fc-modal-title {
    font-size: var(--text-title-sm);
    font-weight: 600;
    color: var(--ink);
}

.pu-fc-modal-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--space-xs);
    line-height: 1;
    border-radius: var(--radius-sm);
}

.pu-fc-modal-close:hover {
    color: var(--ink);
    background: var(--surface-soft);
}

.pu-fc-modal-close:focus-visible {
    outline: 2px solid var(--info);
    outline-offset: 2px;
}

.pu-fc-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-md);
}

.pu-fc-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--hairline);
}

/* ---- Selector List ---- */
.pu-fc-selector-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 0;
    margin: 0;
}

.pu-fc-selector-item {
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
    gap: var(--space-sm);
    background: none;
    border: 1px solid transparent;
    font-family: var(--font-body);
    font-size: var(--text-body-md);
    text-align: left;
    color: var(--ink);
    line-height: var(--leading-normal);
}

.pu-fc-selector-item:hover {
    background: var(--surface-soft);
}

.pu-fc-selector-item--selected {
    background: var(--info-bg);
    border: 1px solid var(--info-border);
}

.pu-fc-selector-item-name {
    font-size: var(--text-body-md);
    color: var(--ink);
    font-weight: 500;
}

.pu-fc-selector-item:focus-visible {
    outline: 2px solid var(--info);
    outline-offset: -1px;
    border-radius: var(--radius-sm);
}

.pu-fc-selector-item:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pu-fc-selector-item-tag {
    font-size: var(--text-small);
    color: var(--text-secondary);
    margin-left: auto;
}

.pu-fc-selector-empty {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    font-size: var(--text-body-md);
    color: var(--text-secondary);
}

.pu-fc-selector-empty-link {
    display: inline-block;
    margin-top: var(--space-sm);
    color: var(--info);
    cursor: pointer;
    font-size: var(--text-caption);
    background: none;
    border: none;
    font-family: var(--font-body);
    padding: 0;
}

.pu-fc-selector-empty-link:hover {
    text-decoration: underline;
}

.pu-fc-selector-empty-link:focus-visible {
    outline: 2px solid var(--info);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.pu-fc-selector-loading {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    font-size: var(--text-caption);
    color: var(--text-secondary);
}

/* ---- Step Indicator ---- */
.pu-fc-step-indicator {
    font-size: var(--text-caption);
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    padding: 0 var(--space-sm);
}

.pu-fc-step-current {
    color: var(--ink);
    font-weight: 600;
}

/* ========================================
   Introduction Page
   ======================================== */
.pu-fc-intro {
    max-width: 680px;
    margin: 0 auto;
    padding: var(--space-xl);
}

.pu-fc-intro-back {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--text-body-md);
    color: var(--info);
    cursor: pointer;
    margin-bottom: var(--space-lg);
    background: none;
    border: none;
    padding: 0;
}

.pu-fc-intro-back:hover {
    text-decoration: underline;
}

.pu-fc-intro-back:focus-visible {
    outline: 2px solid var(--info);
    outline-offset: 2px;
}

.pu-fc-intro-header {
    margin-bottom: var(--space-lg);
}

.pu-fc-intro-name {
    font-size: var(--text-title-lg);
    font-weight: 700;
    color: var(--ink);
    margin: 0 0 var(--space-sm);
}

.pu-fc-intro-badges {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.pu-fc-intro-desc {
    font-size: var(--text-body-md);
    color: var(--body);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-lg);
}

.pu-fc-intro-section {
    margin-bottom: var(--space-lg);
}

.pu-fc-intro-section-title {
    font-size: var(--text-label-md);
    font-weight: 600;
    color: var(--ink);
    margin: 0 0 var(--space-sm);
}

.pu-fc-intro-section-text {
    font-size: var(--text-body-md);
    color: var(--body);
    line-height: var(--leading-relaxed);
    margin: 0;
}

.pu-fc-intro-coming {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
    padding: var(--space-md) var(--space-lg);
    background: var(--surface-soft);
    border-radius: var(--radius-md);
    border: 1px dashed var(--hairline);
}

.pu-fc-intro-coming-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.pu-fc-intro-coming-text {
    font-size: var(--text-body-md);
    color: var(--text-secondary);
    font-weight: 500;
}

.pu-fc-intro-capability-list {
    font-size: var(--text-body-md);
    color: var(--body);
    line-height: var(--leading-relaxed);
    padding-left: 20px;
    margin: 0;
}

.pu-fc-intro-capability-item {
    margin-bottom: 6px;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .pu-fc-container {
        padding: var(--space-md);
    }

    .pu-fc-grid {
        grid-template-columns: 1fr;
    }

    .pu-fc-modal {
        width: calc(100vw - 32px);
        max-height: calc(100vh - 48px);
    }

    .pu-fc-intro {
        padding: var(--space-md);
    }
}

@media (max-width: 480px) {
    .pu-fc-title {
        font-size: var(--text-title-sm);
    }

    .pu-fc-categories {
        gap: 4px;
    }

    .pu-fc-category-tab {
        padding: 4px var(--space-sm);
        font-size: var(--text-small);
    }
}

/* ========================================
   2026 visual refresh — function center
   ======================================== */
.pu-fc-view-scroll {
    background:
        radial-gradient(circle at 96% 2%, rgba(95, 127, 226, .07), transparent 25%),
        #f7f9fc;
}

.pu-fc-container {
    max-width: 1120px;
    padding: 20px 32px 48px;
}

.pu-fc-header {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 170px;
    min-height: 0;
    margin-bottom: 16px;
    padding: 21px 28px 17px;
    overflow: hidden;
    color: #17233d;
    background:
        radial-gradient(circle at 85% -10%, rgba(94, 132, 225, .17), transparent 35%),
        linear-gradient(132deg, #fbfdff 0%, #eff4ff 58%, #eaf2ff 100%);
    border: 1px solid #dbe5f3;
    border-radius: 21px;
    box-shadow: 0 11px 30px rgba(45, 69, 112, .08);
}

.pu-fc-header-copy,
.pu-fc-header-mark,
.pu-fc-metrics {
    position: relative;
    z-index: 1;
}

.pu-fc-header-copy {
    align-self: start;
}

.pu-fc-eyebrow {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 7px;
    color: #5270ad;
    font-size: 12px;
    font-weight: 750;
    letter-spacing: .18em;
}

.pu-fc-eyebrow span {
    width: 7px;
    height: 7px;
    background: #79ead2;
    border-radius: 50%;
    box-shadow: 0 0 0 5px rgba(121,234,210,.10);
}

.pu-fc-title {
    margin: 0;
    color: #17233d;
    font-size: clamp(26px, 2.5vw, 32px);
    font-weight: 760;
    letter-spacing: -.04em;
    line-height: 1.15;
}

.pu-fc-subtitle {
    max-width: 570px;
    margin: 7px 0 0;
    color: #6f7f98;
    font-size: 12px;
    line-height: 1.65;
}

.pu-fc-header-mark {
    align-self: start;
    justify-self: end;
    display: grid;
    place-items: center;
    width: 88px;
    height: 88px;
    margin: -4px 10px 0 0;
    color: #4770c6;
}

.pu-fc-header-mark::before {
    content: "";
    position: absolute;
    inset: 22px;
    background: rgba(255,255,255,.68);
    border: 1px solid #cad9f1;
    border-radius: 20px;
    box-shadow: 0 9px 20px rgba(63,91,145,.09);
    transform: rotate(12deg);
}

.pu-fc-header-mark > svg {
    position: relative;
    z-index: 1;
    width: 38px;
    height: 38px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.35;
}

.pu-fc-orbit {
    position: absolute;
    border: 1px solid rgba(69,105,179,.14);
    border-radius: 50%;
}

.pu-fc-orbit-a {
    width: 114px;
    height: 50px;
    transform: rotate(28deg);
}

.pu-fc-orbit-b {
    width: 50px;
    height: 114px;
    transform: rotate(28deg);
}

.pu-fc-metrics {
    grid-column: 1 / -1;
    display: flex;
    align-self: end;
    gap: 0;
    width: min(560px, 68%);
    margin-top: 7px;
    padding-top: 11px;
    border-top: 1px solid #d8e2f0;
}

.pu-fc-metrics > div {
    display: flex;
    align-items: baseline;
    gap: 8px;
    min-width: 150px;
    padding-right: 24px;
}

.pu-fc-metrics > div + div {
    padding-left: 24px;
    border-left: 1px solid #d8e2f0;
}

.pu-fc-metrics strong {
    color: #233653;
    font-size: 19px;
    letter-spacing: -.04em;
}

.pu-fc-metrics span {
    color: #7d8ca2;
    font-size: 10px;
}

.pu-fc-discovery {
    display: flex;
    align-items: center;
    gap: 15px;
    min-height: 66px;
    margin-bottom: 19px;
    padding: 12px 14px;
    background: rgba(255,255,255,.9);
    border: 1px solid #e0e7f1;
    border-radius: 17px;
    box-shadow: 0 8px 24px rgba(32,50,88,.055);
    backdrop-filter: blur(12px);
}

.pu-fc-search-shell {
    display: flex;
    align-items: center;
    flex: 0 1 330px;
    min-width: 230px;
    height: 40px;
    padding: 0 12px;
    background: #f5f7fb;
    border: 1px solid #e1e6ef;
    border-radius: 11px;
    transition: background .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.pu-fc-search-shell:focus-within {
    background: #fff;
    border-color: #7895ea;
    box-shadow: 0 0 0 3px rgba(65,105,225,.10);
}

.pu-fc-search-shell > svg {
    flex: 0 0 auto;
    width: 17px;
    height: 17px;
    margin-right: 9px;
    fill: none;
    stroke: #77849b;
    stroke-width: 1.8;
    stroke-linecap: round;
}

.pu-fc-search {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    color: #1d273d;
    background: transparent;
    border: 0;
    border-radius: 0;
    outline: 0;
    box-shadow: none;
    font-size: 11px;
}

.pu-fc-search:focus {
    border: 0;
    box-shadow: none;
}

.pu-fc-categories {
    display: flex;
    flex: 1;
    justify-content: flex-end;
    gap: 5px;
    margin: 0;
    flex-wrap: nowrap;
}

.pu-fc-category-tab {
    height: 34px;
    padding: 0 12px;
    color: #606d84;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 650;
    white-space: nowrap;
}

.pu-fc-category-tab:hover {
    color: #2f4d94;
    background: #f2f5fb;
    border-color: #e5eaf2;
}

.pu-fc-category-tab--active,
.pu-fc-category-tab--active:hover {
    color: #fff;
    background: #17223b;
    border-color: #17223b;
    box-shadow: 0 7px 14px rgba(23,34,59,.17);
}

.pu-fc-grid-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin: 0 2px 12px;
}

.pu-fc-section-kicker {
    display: block;
    margin-bottom: 3px;
    color: #8e9ab0;
    font-size: 9px;
    font-weight: 750;
    letter-spacing: .15em;
}

.pu-fc-grid-heading h2 {
    margin: 0;
    color: #172036;
    font-size: 19px;
    font-weight: 730;
    letter-spacing: -.02em;
}

.pu-fc-result-count {
    padding: 4px 9px;
    color: #68758d;
    background: #e9edf4;
    border-radius: 999px;
    font-size: 9px;
}

.pu-fc-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.pu-fc-card {
    --fc-accent: #5b74d8;
    --fc-soft: #edf1ff;
    position: relative;
    min-height: 286px;
    padding: 18px;
    overflow: hidden;
    background:
        linear-gradient(180deg, var(--fc-soft) 0, rgba(255,255,255,0) 112px),
        #fff;
    border: 1px solid #e1e7f0;
    border-radius: 18px;
    box-shadow: 0 7px 22px rgba(31,49,86,.045);
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.pu-fc-card::after {
    content: "";
    position: absolute;
    top: -35px;
    right: -35px;
    width: 90px;
    height: 90px;
    border: 1px solid color-mix(in srgb, var(--fc-accent), white 74%);
    border-radius: 50%;
}

.pu-fc-card--insight {
    --fc-accent: #4269dc;
    --fc-soft: #edf2ff;
}

.pu-fc-card--assessment {
    --fc-accent: #7359c7;
    --fc-soft: #f3efff;
}

.pu-fc-card--solution {
    --fc-accent: #168b86;
    --fc-soft: #eaf9f5;
}

.pu-fc-card--content {
    --fc-accent: #cb7146;
    --fc-soft: #fff3eb;
}

.pu-fc-card:hover {
    transform: translateY(-3px);
    border-color: color-mix(in srgb, var(--fc-accent), white 62%);
    box-shadow: 0 16px 34px rgba(31,49,86,.11);
}

.pu-fc-card-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.pu-fc-card-icon {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    color: var(--fc-accent);
    background: rgba(255,255,255,.82);
    border: 1px solid color-mix(in srgb, var(--fc-accent), white 76%);
    border-radius: 13px;
    box-shadow: 0 7px 15px color-mix(in srgb, var(--fc-accent), transparent 88%);
}

.pu-fc-card-icon svg {
    width: 21px;
    height: 21px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.pu-fc-card-number {
    position: relative;
    z-index: 1;
    color: color-mix(in srgb, var(--fc-accent), white 25%);
    font-size: 10px;
    font-weight: 750;
    letter-spacing: .1em;
}

.pu-fc-card-badges {
    display: flex;
    gap: 5px;
    margin-bottom: 9px;
}

.pu-fc-badge {
    padding: 3px 7px;
    font-size: 8px;
    font-weight: 700;
}

.pu-fc-badge--ai,
.pu-fc-badge--normal {
    color: var(--fc-accent);
    background: color-mix(in srgb, var(--fc-accent), white 91%);
    border: 1px solid color-mix(in srgb, var(--fc-accent), white 74%);
}

.pu-fc-badge--category {
    color: #68758a;
    background: rgba(255,255,255,.72);
    border: 1px solid #dde4ed;
}

.pu-fc-card-name {
    position: relative;
    z-index: 1;
    margin: 0 0 7px;
    color: #172036;
    font-size: 16px;
    font-weight: 730;
    line-height: 1.28;
    letter-spacing: -.015em;
}

.pu-fc-card-desc {
    position: relative;
    z-index: 1;
    min-height: 42px;
    margin: 0 0 13px;
    color: #647089;
    font-size: 11px;
    line-height: 1.65;
}

.pu-fc-card-meta {
    align-items: center;
    gap: 8px;
    min-height: 36px;
    margin: auto 0 13px;
    padding-top: 11px;
    color: #8893a7;
    border-top: 1px solid #edf0f4;
    font-size: 8.5px;
    line-height: 1.4;
}

.pu-fc-card-meta strong {
    display: block;
    margin-bottom: 1px;
    color: #4e5b72;
    font-size: 9px;
}

.pu-fc-card-meta-icon {
    display: grid;
    place-items: center;
    flex: 0 0 27px;
    width: 27px;
    height: 27px;
    color: var(--fc-accent);
    background: color-mix(in srgb, var(--fc-accent), white 92%);
    border-radius: 8px;
}

.pu-fc-card-meta-icon svg {
    width: 14px;
    height: 14px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.pu-fc-card-cta {
    justify-content: space-between;
    height: 37px;
    padding: 0 12px 0 14px;
    color: #fff;
    background: #17223b;
    border: 0;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 680;
}

.pu-fc-card-cta svg {
    width: 15px;
    height: 15px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: transform .18s ease;
}

.pu-fc-card-cta:hover {
    background: var(--fc-accent);
    border: 0;
}

.pu-fc-card-cta:hover svg {
    transform: translateX(2px);
}

.pu-fc-empty {
    grid-column: 1 / -1;
    min-height: 260px;
    padding: 58px 24px;
    background: #fff;
    border: 1px dashed #d5deeb;
    border-radius: 18px;
}

.pu-fc-empty-icon {
    display: grid;
    place-items: center;
    width: 66px;
    height: 66px;
    margin: 0 auto 14px;
    color: #5273d7;
    background: #edf2ff;
    border-radius: 20px;
    font-size: 0;
}

.pu-fc-empty-icon svg {
    width: 38px;
    height: 38px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.6;
    stroke-linecap: round;
}

.pu-fc-empty-title {
    margin: 0 0 6px;
    color: #172036;
    font-size: 15px;
    font-weight: 700;
}

.pu-fc-empty-text {
    font-size: 11px;
}

.pu-fc-modal {
    border: 1px solid #e0e6ef;
    border-radius: 18px;
}

.pu-fc-modal-header {
    padding: 18px 20px;
}

@media (max-width: 1040px) {
    .pu-fc-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pu-fc-discovery {
        align-items: stretch;
        flex-direction: column;
    }

    .pu-fc-search-shell {
        flex-basis: 40px;
        width: 100%;
    }

    .pu-fc-categories {
        justify-content: flex-start;
        overflow-x: auto;
    }
}

@media (max-width: 760px) {
    .pu-fc-container {
        padding: 16px 16px 36px;
    }

    .pu-fc-header {
        grid-template-columns: 1fr;
        padding: 25px 24px;
    }

    .pu-fc-header-mark {
        display: none;
    }

    .pu-fc-metrics {
        width: 100%;
    }
}

@media (max-width: 560px) {
    .pu-fc-grid {
        grid-template-columns: 1fr;
    }

    .pu-fc-metrics > div {
        min-width: 0;
        padding-right: 12px;
    }

    .pu-fc-metrics > div + div {
        padding-left: 12px;
    }
}

/* ========================================
   2026 visual refresh — function detail
   ======================================== */
.pu-fc-intro {
    --intro-accent: #436bd3;
    --intro-soft: #edf3ff;
    max-width: 1120px;
    margin: 0 auto;
    padding: 20px 32px 48px;
}

.pu-fc-intro--delivery {
    --intro-accent: #168b86;
    --intro-soft: #eaf8f5;
}

.pu-fc-intro--coaching {
    --intro-accent: #b46b42;
    --intro-soft: #fff3eb;
}

.pu-fc-intro--content {
    --intro-accent: #7859c6;
    --intro-soft: #f3efff;
}

.pu-fc-intro-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 34px;
    margin-bottom: 10px;
}

.pu-fc-intro-back {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin: 0;
    padding: 7px 10px;
    color: #53637d;
    background: #fff;
    border: 1px solid #dfe6ef;
    border-radius: 9px;
    cursor: pointer;
    font-size: 10px;
    font-weight: 680;
}

.pu-fc-intro-back:hover {
    color: var(--intro-accent);
    background: var(--intro-soft);
    border-color: color-mix(in srgb, var(--intro-accent), white 72%);
}

.pu-fc-intro-route-label {
    color: #96a2b5;
    font-size: 9px;
    font-weight: 750;
    letter-spacing: .16em;
}

.pu-fc-intro-hero {
    position: relative;
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr) 180px;
    align-items: center;
    gap: 18px;
    min-height: 142px;
    padding: 21px 24px;
    overflow: hidden;
    background:
        radial-gradient(circle at 88% -25%, color-mix(in srgb, var(--intro-accent), transparent 86%), transparent 42%),
        linear-gradient(135deg, #fbfdff, var(--intro-soft));
    border: 1px solid color-mix(in srgb, var(--intro-accent), white 78%);
    border-radius: 20px;
    box-shadow: 0 10px 28px rgba(44, 68, 108, .065);
}

.pu-fc-intro-hero::after {
    content: "";
    position: absolute;
    top: -76px;
    right: 28px;
    width: 180px;
    height: 180px;
    border: 1px solid color-mix(in srgb, var(--intro-accent), transparent 89%);
    border-radius: 50%;
}

.pu-fc-intro-hero-icon {
    position: relative;
    z-index: 1;
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    color: var(--intro-accent);
    background: rgba(255,255,255,.82);
    border: 1px solid color-mix(in srgb, var(--intro-accent), white 72%);
    border-radius: 16px;
    box-shadow: 0 8px 20px color-mix(in srgb, var(--intro-accent), transparent 90%);
}

.pu-fc-intro-hero-icon svg {
    width: 27px;
    height: 27px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.65;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.pu-fc-intro-header {
    position: relative;
    z-index: 1;
    margin: 0;
}

.pu-fc-intro-eyebrow {
    display: block;
    margin-bottom: 4px;
    color: var(--intro-accent);
    font-size: 10px;
    font-weight: 760;
    letter-spacing: .15em;
}

.pu-fc-intro-name {
    margin: 0;
    color: #172036;
    font-size: 26px;
    font-weight: 760;
    line-height: 1.2;
    letter-spacing: -.035em;
}

.pu-fc-intro-desc {
    margin: 6px 0 8px;
    color: #69788e;
    font-size: 13px;
    line-height: 1.6;
}

.pu-fc-intro-badges {
    gap: 5px;
    margin: 0;
}

.pu-fc-intro-output {
    position: relative;
    z-index: 1;
    padding: 12px 0 12px 18px;
    border-left: 1px solid color-mix(in srgb, var(--intro-accent), white 74%);
}

.pu-fc-intro-output span,
.pu-fc-intro-output strong,
.pu-fc-intro-output small {
    display: block;
}

.pu-fc-intro-output span {
    margin-bottom: 5px;
    color: #93a0b4;
    font-size: 9px;
    font-weight: 750;
    letter-spacing: .14em;
}

.pu-fc-intro-output strong {
    color: #283751;
    font-size: 15px;
}

.pu-fc-intro-output small {
    margin-top: 3px;
    color: #8491a5;
    font-size: 10px;
}

.pu-fc-intro-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 14px;
    margin-top: 14px;
    align-items: start;
}

.pu-fc-intro-main {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pu-fc-intro-section {
    margin: 0;
    padding: 20px;
    background: #fff;
    border: 1px solid #e1e7ef;
    border-radius: 16px;
    box-shadow: 0 6px 18px rgba(35, 53, 83, .035);
}

.pu-fc-intro-section-heading {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 12px;
}

.pu-fc-intro-section-heading > span {
    display: grid;
    place-items: center;
    width: 25px;
    height: 25px;
    color: var(--intro-accent);
    background: var(--intro-soft);
    border-radius: 8px;
    font-size: 9px;
    font-weight: 800;
}

.pu-fc-intro-section-title {
    margin: 0;
    color: #26344c;
    font-size: 15px;
    font-weight: 730;
}

.pu-fc-intro-section-text {
    margin: 0;
    color: #637188;
    font-size: 13px;
    line-height: 1.85;
}

.pu-fc-intro-capability-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.pu-fc-intro-capability-item {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    min-height: 48px;
    margin: 0;
    padding: 10px 11px;
    color: #536177;
    background: #f7f9fb;
    border: 1px solid #e9edf2;
    border-radius: 11px;
    font-size: 11.5px;
    line-height: 1.55;
}

.pu-fc-intro-capability-index {
    flex: 0 0 auto;
    color: var(--intro-accent);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: .08em;
}

.pu-fc-intro-limit-item {
    background: #fff9ed;
    border-color: #f2e5c8;
}

.pu-fc-intro-side {
    position: sticky;
    top: 14px;
}

.pu-fc-intro-launch-card {
    padding: 19px;
    background: #fff;
    border: 1px solid #dfe6ee;
    border-radius: 16px;
    box-shadow: 0 10px 28px rgba(35,53,83,.06);
}

.pu-fc-intro-coming {
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 0 0 13px;
    padding: 0 0 13px;
    background: transparent;
    border: 0;
    border-bottom: 1px solid #edf0f4;
    border-radius: 0;
}

.pu-fc-intro-coming-icon {
    display: grid;
    place-items: center;
    flex: 0 0 38px;
    width: 38px;
    height: 38px;
    color: var(--intro-accent);
    background: var(--intro-soft);
    border-radius: 11px;
    font-size: 0;
}

.pu-fc-intro-coming-icon svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.65;
}

.pu-fc-intro-coming small,
.pu-fc-intro-coming-text {
    display: block;
}

.pu-fc-intro-coming small {
    margin-bottom: 3px;
    color: #9aa5b6;
    font-size: 9px;
    font-weight: 750;
    letter-spacing: .13em;
}

.pu-fc-intro-coming-text {
    color: #2d3a50;
    font-size: 14px;
    font-weight: 720;
}

.pu-fc-intro-workbench-hint {
    margin: 0 0 13px;
    color: #758198;
    font-size: 11.5px;
    line-height: 1.75;
}

.pu-fc-intro-launch-facts {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.pu-fc-intro-launch-facts span {
    padding: 4px 7px;
    color: #69778d;
    background: #f2f5f8;
    border-radius: 999px;
    font-size: 9px;
}

.pu-fc-intro-workbench-btn {
    display: flex;
    width: 100%;
    height: 39px;
    padding: 0 13px;
    justify-content: space-between;
    color: #fff;
    background: #172443;
    border: 0;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 700;
}

.pu-fc-intro-workbench-btn:hover {
    background: var(--intro-accent);
    border: 0;
}

@media (max-width: 900px) {
    .pu-fc-intro-layout {
        grid-template-columns: 1fr;
    }

    .pu-fc-intro-side {
        position: static;
    }
}

@media (max-width: 680px) {
    .pu-fc-intro {
        padding: 16px 16px 36px;
    }

    .pu-fc-intro-hero {
        grid-template-columns: 48px 1fr;
        padding: 18px;
    }

    .pu-fc-intro-output {
        grid-column: 1 / -1;
        padding: 11px 0 0;
        border-top: 1px solid #dfe6ef;
        border-left: 0;
    }

    .pu-fc-intro-capability-list {
        grid-template-columns: 1fr;
    }
}