/* Portfolio and product narrative additions */

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
}

.portfolio-card {
    display: flex;
    min-width: 0;
    min-height: 390px;
    flex-direction: column;
    padding: 36px;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-raised) 62%, transparent);
    transition: background var(--dur-base), transform var(--dur-base) var(--ease-out);
}

.portfolio-card:hover {
    background: var(--bg-hover);
    transform: translateY(-2px);
}

.portfolio-num,
.system-num,
.product-label {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.portfolio-card h3 {
    margin: 30px 0 8px;
    color: var(--fg);
    font-size: clamp(30px, 3vw, 42px);
    font-weight: 500;
    letter-spacing: 0;
    line-height: 1;
}

.portfolio-card > p:not(.one-liner) {
    color: var(--fg-muted);
    line-height: 1.65;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 24px 0;
}

.portfolio-tags span {
    padding: 6px 9px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--fg-subtle);
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.portfolio-link {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--fg);
    font-size: 14px;
    font-weight: 500;
}

.portfolio-card:hover .portfolio-link {
    color: var(--accent);
}

.thesis-sequence {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 24px;
    align-items: center;
    padding: 40px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.thesis-step span {
    display: block;
    margin-bottom: 18px;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 11px;
}

.thesis-step strong {
    display: block;
    margin-bottom: 8px;
    color: var(--fg);
    font-size: 20px;
    font-weight: 500;
}

.thesis-step p {
    color: var(--fg-muted);
    font-size: 14px;
    line-height: 1.6;
}

.thesis-arrow {
    color: var(--fg-subtle);
    font-family: var(--font-mono);
    font-size: 20px;
}

.portfolio-compound,
.missing-layer {
    background:
        radial-gradient(ellipse at 80% 20%, var(--accent-soft) 0%, transparent 42rem),
        var(--bg);
}

.compound-feature,
.relay-feature {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    align-items: center;
    padding: 48px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--bg-raised);
}

.compound-feature h3,
.relay-feature h3 {
    max-width: 680px;
    margin: 18px 0;
    color: var(--fg);
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 500;
    letter-spacing: 0;
    line-height: 1.02;
}

.compound-feature p,
.relay-feature p {
    max-width: 680px;
    margin-bottom: 16px;
    color: var(--fg-muted);
    font-size: 16px;
    line-height: 1.65;
}

.compound-feature p strong,
.relay-feature p strong {
    color: var(--fg);
    font-weight: 500;
}

.compound-feature .btn {
    margin-top: 16px;
}

.loop-flow {
    display: grid;
    gap: 10px;
}

.loop-node {
    padding: 20px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-higher);
}

.loop-node span {
    display: block;
    margin-bottom: 8px;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
}

.loop-node strong {
    display: block;
    color: var(--fg);
    font-size: 18px;
    font-weight: 500;
}

.loop-node small {
    display: block;
    margin-top: 4px;
    color: var(--fg-subtle);
    font-family: var(--font-mono);
    font-size: 10px;
}

.loop-node.accent-node {
    border-color: var(--accent-edge);
    background: var(--accent-soft);
}

.loop-arrow {
    color: var(--fg-subtle);
    text-align: center;
    font-family: var(--font-mono);
}

.portfolio-jump {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 48px;
    border-top: 1px solid var(--border);
}

.portfolio-jump .pj:last-child {
    padding-right: 0;
    border-right: 0;
}

.signal-panel {
    margin-top: 40px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--ink-0);
    color: var(--ink-10);
}

.signal-head {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    padding: 13px 18px;
    border-bottom: 1px solid var(--border);
    color: var(--ink-8);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.signal-row {
    display: grid;
    grid-template-columns: 100px minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    font-family: var(--font-mono);
    font-size: 12px;
}

.signal-row:last-child {
    border-bottom: 0;
}

.signal-row strong {
    color: var(--ink-11);
    font-weight: 500;
}

.signal-ok {
    color: var(--success);
}

.signal-ai {
    color: var(--ai);
}

.plan-line,
.care-row {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr) auto;
    gap: 16px;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.plan-line > span,
.care-row > span,
.analysis-section > span {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
}

.plan-line strong,
.care-row strong,
.analysis-section strong {
    color: var(--ink-11);
    font-weight: 500;
}

.plan-line small,
.care-row small {
    color: var(--ink-8);
    font-family: var(--font-mono);
    font-size: 10px;
}

.answer-card {
    margin: 20px;
    padding: 20px;
    border: 1px solid rgba(167,139,250,0.34);
    border-radius: 10px;
    background: rgba(167,139,250,0.10);
}

.answer-card > span {
    display: block;
    margin-bottom: 10px;
    color: var(--ai);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
}

.answer-card strong {
    display: block;
    color: var(--ink-11);
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
}

.answer-card small {
    display: block;
    margin-top: 10px;
    color: var(--ink-8);
    font-family: var(--font-mono);
    font-size: 10px;
}

.health-track {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.health-track > div {
    min-height: 170px;
    padding: 22px;
    border-right: 1px solid rgba(255,255,255,0.07);
}

.health-track > div:last-child {
    border-right: 0;
}

.health-track span,
.meal-pick span {
    display: block;
    margin-bottom: 18px;
    color: var(--info);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
}

.health-track strong,
.meal-pick strong {
    display: block;
    color: var(--ink-11);
    font-size: 20px;
    font-weight: 500;
}

.health-track small {
    display: block;
    margin-top: 8px;
    color: var(--ink-8);
    font-size: 12px;
}

.health-track .urgent,
.care-row.urgent {
    background: rgba(255, 95, 87, 0.08);
}

.health-track .urgent span,
.care-row.urgent > span {
    color: #ff7c75;
}

.meal-pick {
    padding: 26px;
}

.meal-pick span {
    color: var(--warning);
}

.meal-pick strong {
    font-size: 28px;
}

.meal-pick p {
    max-width: 720px;
    margin-top: 10px;
    color: var(--ink-9);
    line-height: 1.6;
}

.food-actions,
.cook-flow {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid rgba(255,255,255,0.07);
}

.food-actions span,
.cook-flow span {
    padding: 18px 24px;
    border-right: 1px solid rgba(255,255,255,0.07);
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
}

.food-actions span:last-child,
.cook-flow span:last-child {
    border-right: 0;
}

.systems-hero {
    border-bottom: 1px solid var(--border);
}

.systems-principle {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 12px 24px;
    max-width: 850px;
    margin-top: 48px;
    padding: 28px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.systems-principle span {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
}

.systems-principle strong {
    color: var(--fg);
    font-size: 14px;
    font-weight: 500;
}

.system-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
}

.system-card {
    min-width: 0;
    padding: 36px;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-raised) 58%, transparent);
}

.pair-mark {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 32px;
}

.pair-mark span {
    padding: 7px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--fg);
    font-family: var(--font-mono);
    font-size: 10px;
}

.pair-mark b {
    color: var(--accent);
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 400;
}

.system-card h3 {
    margin: 16px 0;
    color: var(--fg);
    font-size: 27px;
    font-weight: 500;
    letter-spacing: 0;
    line-height: 1.08;
}

.system-card > p {
    color: var(--fg-muted);
    font-size: 15px;
    line-height: 1.65;
}

.bridge-line {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin: 28px 0;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-higher);
}

.bridge-line span {
    color: var(--fg);
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.bridge-line i {
    color: var(--accent);
    font-style: normal;
}

.system-payoff {
    display: block;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--fg);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.55;
}

.relay-feature {
    margin-bottom: 88px;
}

.relay-diagram {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.relay-product,
.relay-core {
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 9px;
    background: var(--bg-higher);
}

.relay-product {
    color: var(--fg);
    font-weight: 500;
}

.relay-product small,
.relay-core small {
    display: block;
    margin-top: 6px;
    color: var(--fg-subtle);
    font-family: var(--font-mono);
    font-size: 9px;
    line-height: 1.5;
}

.relay-core {
    grid-column: 1 / -1;
    grid-row: 2;
    border-color: var(--accent-edge);
    background: var(--accent-soft);
    text-align: center;
}

.relay-core span {
    display: block;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
}

.relay-core strong {
    display: block;
    margin-top: 6px;
    color: var(--fg);
    font-size: 22px;
    font-weight: 500;
}

.relay-rationale {
    margin-top: 32px;
}

.observatory {
    background: var(--bg-raised);
}

.value-four {
    grid-template-columns: repeat(4, 1fr);
}

.value-four .val {
    padding-right: 24px;
}

.value-four .val:nth-child(n+2) {
    padding-left: 24px;
}

.product-detail-hero {
    border-bottom: 1px solid var(--border);
}

.product-detail-hero h1 {
    max-width: 1100px;
    margin-bottom: 16px;
    font-size: clamp(58px, 8vw, 112px);
}

.product-tagline {
    max-width: 940px;
    margin-bottom: 24px;
    color: var(--fg);
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 48px);
    font-style: italic;
    line-height: 1.15;
}

.product-note {
    max-width: 800px;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: var(--fg-subtle);
    font-size: 12px;
    line-height: 1.6;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
}

.feature-card {
    min-height: 250px;
    padding: 30px;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.feature-card > span,
.mechanism-step > span {
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
}

.feature-card h3 {
    margin: 28px 0 12px;
    color: var(--fg);
    font-size: 22px;
    font-weight: 500;
    line-height: 1.12;
}

.feature-card p {
    color: var(--fg-muted);
    font-size: 14px;
    line-height: 1.65;
}

.mechanism-list {
    border-top: 1px solid var(--border);
}

.mechanism-step {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 24px;
    padding: 26px 0;
    border-bottom: 1px solid var(--border);
}

.mechanism-step h3 {
    margin-bottom: 8px;
    color: var(--fg);
    font-size: 21px;
    font-weight: 500;
}

.mechanism-step p {
    max-width: 760px;
    color: var(--fg-muted);
    font-size: 15px;
    line-height: 1.6;
}

.detail-signal {
    margin-top: 56px;
}

.analysis-section {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 20px;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.cook-flow {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1080px) {
    .portfolio-grid,
    .system-grid {
        grid-template-columns: 1fr;
    }

    .value-four {
        grid-template-columns: repeat(2, 1fr);
    }

    .value-four .val:nth-child(2) {
        border-right: 0;
    }

    .portfolio-jump {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-jump .pj:nth-child(2) {
        border-right: 0;
    }

    .portfolio-jump .pj:nth-child(3),
    .portfolio-jump .pj:nth-child(4) {
        border-top: 1px solid var(--border);
    }

    .compound-feature,
    .relay-feature {
        grid-template-columns: 1fr;
    }

    .health-track {
        grid-template-columns: repeat(2, 1fr);
    }

    .health-track > div:nth-child(2) {
        border-right: 0;
    }

    .health-track > div:nth-child(-n+2) {
        border-bottom: 1px solid rgba(255,255,255,0.07);
    }
}

@media (max-width: 920px) {
    .thesis-sequence {
        grid-template-columns: 1fr;
    }

    .thesis-arrow {
        transform: rotate(90deg);
        text-align: center;
    }

    .feature-grid,
    .value-four {
        grid-template-columns: 1fr;
    }

    .value-four .val,
    .value-four .val:nth-child(n+2) {
        padding: 28px 0;
        border-right: 0;
        border-bottom: 1px solid var(--border);
    }

    .value-four .val:last-child {
        border-bottom: 0;
    }

    .signal-row,
    .plan-line,
    .care-row {
        grid-template-columns: 1fr;
        gap: 7px;
    }

    .food-actions,
    .cook-flow {
        grid-template-columns: 1fr;
    }

    .food-actions span,
    .cook-flow span {
        border-right: 0;
        border-bottom: 1px solid rgba(255,255,255,0.07);
    }

    .food-actions span:last-child,
    .cook-flow span:last-child {
        border-bottom: 0;
    }
}

@media (max-width: 720px) {
    .portfolio-card,
    .system-card,
    .compound-feature,
    .relay-feature {
        padding: 26px;
    }

    .portfolio-jump {
        grid-template-columns: 1fr;
    }

    .portfolio-jump .pj,
    .portfolio-jump .pj:nth-child(n+2) {
        padding: 24px 0;
        border-right: 0;
        border-bottom: 1px solid var(--border);
        border-top: 0;
    }

    .portfolio-jump .pj:last-child {
        border-bottom: 0;
    }

    .systems-principle {
        grid-template-columns: 1fr;
    }

    .relay-diagram {
        grid-template-columns: 1fr;
    }

    .relay-core {
        grid-column: auto;
        grid-row: auto;
    }

    .health-track {
        grid-template-columns: 1fr;
    }

    .health-track > div {
        border-right: 0;
        border-bottom: 1px solid rgba(255,255,255,0.07);
    }

    .health-track > div:last-child {
        border-bottom: 0;
    }

    .mechanism-step,
    .analysis-section {
        grid-template-columns: 1fr;
    }

    .product-detail-hero h1 {
        font-size: clamp(48px, 17vw, 78px);
    }
}