/* =========================================================
   CHESS DNA V4 — PROFILE FIRST, EVIDENCE ELSEWHERE
   ========================================================= */

body.chess-dna-page-v4 {
    --dna-card: #101013;
    --dna-card-2: #0c0c0f;
    --dna-line: #29292f;
    --dna-line-soft: #1d1d22;
    --dna-text: #f5f5f7;
    --dna-muted: #91919b;
    --dna-muted-2: #686872;
    --dna-accent: #ff2bd6;
}

body.chess-dna-page-v4 .page-main,
body.chess-dna-page-v4 .site-nav-main,
body.chess-dna-page-v4 .footer {
    width: min(1420px, calc(100% - 40px));
}

body.chess-dna-page-v4 .dna-v4-page-header {
    margin-bottom: 16px;
    padding-bottom: 16px;
}

body.chess-dna-page-v4 .page-header-copy h1 {
    font-size: clamp(48px, 4.6vw, 64px);
}

body.chess-dna-page-v4 .page-header-copy > p {
    max-width: 780px;
}

body.chess-dna-page-v4 .dna-v4-stack {
    gap: 22px;
}


/* ---------------------------------------------------------
   IDENTITY
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v4-identity {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(360px, .75fr);
    border: 1px solid var(--dna-line);
    border-top: 2px solid rgba(255,43,214,.75);
    border-radius: 9px;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 10% 0%,
            rgba(255,43,214,.075),
            transparent 36%
        ),
        #0d0d10;
}

body.chess-dna-page-v4 .dna-v4-identity-main {
    min-width: 0;
    padding: 24px 26px 22px;
}

body.chess-dna-page-v4 .dna-v4-archetype-row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 26px;
    margin-top: 7px;
}

body.chess-dna-page-v4 .dna-v4-archetype-name {
    font-size: clamp(42px, 4.2vw, 60px);
    line-height: .96;
    font-weight: 850;
    letter-spacing: -.055em;
    color: var(--dna-accent);
}

body.chess-dna-page-v4 .dna-v4-confidence {
    margin-top: 8px;
    font-size: 10px;
    color: var(--dna-muted-2);
}

body.chess-dna-page-v4 .dna-v4-description {
    max-width: 800px;
    margin: 18px 0 0;
    font-size: 13px;
    line-height: 1.62;
    color: var(--dna-muted);
}

body.chess-dna-page-v4 .dna-v4-record-strip {
    flex: 0 0 auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(105px, auto));
    border: 1px solid var(--dna-line-soft);
    border-radius: 7px;
    overflow: hidden;
    background: rgba(6,6,8,.46);
}

body.chess-dna-page-v4 .dna-v4-record-strip > div {
    padding: 11px 13px;
    border-right: 1px solid var(--dna-line-soft);
}

body.chess-dna-page-v4 .dna-v4-record-strip > div:last-child {
    border-right: 0;
}

body.chess-dna-page-v4 .dna-v4-record-strip span {
    display: block;
    margin-bottom: 5px;
    font-size: 7px;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--dna-muted-2);
}

body.chess-dna-page-v4 .dna-v4-record-strip strong {
    white-space: nowrap;
    font-size: 16px;
    color: #fff;
}

body.chess-dna-page-v4 .dna-v4-record-strip small {
    font-size: 9px;
    color: var(--dna-muted-2);
}

body.chess-dna-page-v4 .dna-v4-traits {
    display: grid;
    grid-template-rows: 1fr 1fr;
    border-left: 1px solid var(--dna-line-soft);
}

body.chess-dna-page-v4 .dna-v4-trait-panel {
    padding: 19px 21px;
}

body.chess-dna-page-v4 .dna-v4-trait-panel + .dna-v4-trait-panel {
    border-top: 1px solid var(--dna-line-soft);
}

body.chess-dna-page-v4 .dna-v4-trait-panel > span {
    display: block;
    margin-bottom: 7px;
    font-size: 8px;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--dna-muted-2);
}

body.chess-dna-page-v4 .dna-v4-trait-panel .dna-item {
    padding: 8px 0;
    font-size: 11px;
}


/* ---------------------------------------------------------
   DECISION PROFILE
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v4-decision-card {
    padding: 19px 20px 20px;
}

body.chess-dna-page-v4 .dna-v4-card-heading {
    margin-bottom: 13px;
}

body.chess-dna-page-v4 .dna-v4-card-heading > p {
    max-width: 420px;
    font-size: 10px;
    color: var(--dna-muted);
}


body.chess-dna-page-v4 .dna-v4-quality-grid {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 1px;
    border: 1px solid var(--dna-line-soft);
    background: var(--dna-line-soft);
}

body.chess-dna-page-v4 .dna-v4-quality-grid .quality-item {
    min-width: 0;
    min-height: 72px;
    padding: 12px 13px;
    border: 0;
    background: #101013;
}

body.chess-dna-page-v4 .dna-v4-quality-grid .quality-item span {
    margin-bottom: 8px;
    font-size: 8px;
}

body.chess-dna-page-v4 .dna-v4-quality-grid .quality-item strong {
    font-size: 22px;
}


/* ---------------------------------------------------------
   GAME PROGRESSION
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v4-progression {
    display: grid;
    grid-template-columns: minmax(280px, .65fr) minmax(0, 1.35fr);
    gap: 24px;
    padding: 21px 22px;
    border: 1px solid var(--dna-line);
    border-radius: 9px;
    background:
        linear-gradient(
            110deg,
            rgba(255,43,214,.045),
            transparent 38%
        ),
        #0d0d10;
}

body.chess-dna-page-v4 .dna-v4-progression-copy {
    display: flex;
    flex-direction: column;
}

body.chess-dna-page-v4 .dna-v4-progression-copy h2 {
    max-width: 480px;
    margin: 6px 0 10px;
    font-size: clamp(24px, 2.2vw, 31px);
    line-height: 1.05;
}

body.chess-dna-page-v4 .dna-v4-progression-copy > p {
    max-width: 500px;
    margin: 0;
    font-size: 11px;
    line-height: 1.55;
    color: var(--dna-muted);
}

body.chess-dna-page-v4 .dna-v4-peak {
    margin-top: auto;
    padding-top: 17px;
}

body.chess-dna-page-v4 .dna-v4-peak span {
    display: block;
    margin-bottom: 4px;
    font-size: 8px;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--dna-muted-2);
}

body.chess-dna-page-v4 .dna-v4-peak strong {
    font-size: 12px;
    color: var(--dna-accent);
}

body.chess-dna-page-v4 .dna-v4-checkpoints {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
}

body.chess-dna-page-v4 .dna-v4-checkpoint {
    min-width: 0;
    padding: 14px;
    border: 1px solid var(--dna-line-soft);
    border-radius: 7px;
    background: #0a0a0d;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 13px;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-top span {
    font-size: 9px;
    font-weight: 750;
    color: #c9c9cf;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-top strong {
    font-size: 22px;
    line-height: 1;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-track {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 6px;
    margin-bottom: 9px;
    border-radius: 999px;
    background: #202024;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-fill {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #8e0878, #ff2bd6);
    transition: width .32s ease;
}

body.chess-dna-page-v4 .dna-v4-checkpoint small {
    font-size: 8px;
    color: var(--dna-muted-2);
}

body.chess-dna-page-v4 .dna-v4-checkpoint-peak {
    border-color: rgba(255,43,214,.58);
    background:
        linear-gradient(
            180deg,
            rgba(255,43,214,.06),
            rgba(255,43,214,.012)
        ),
        #0a0a0d;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-peak .dna-v4-checkpoint-top strong {
    color: var(--dna-accent);
}


/* ---------------------------------------------------------
   DETAILED PERFORMANCE — COLLAPSED BY DEFAULT
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v4-performance {
    border-top: 1px solid var(--dna-line);
    border-bottom: 1px solid var(--dna-line);
    background: #09090b;
}

body.chess-dna-page-v4 .dna-v4-performance > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    padding: 15px 4px;
    list-style: none;
    cursor: pointer;
}

body.chess-dna-page-v4 .dna-v4-performance > summary::-webkit-details-marker {
    display: none;
}

body.chess-dna-page-v4 .dna-v4-performance > summary > div {
    display: grid;
    gap: 4px;
}

body.chess-dna-page-v4 .dna-v4-performance > summary strong {
    font-size: 13px;
    color: #e3e3e7;
}

body.chess-dna-page-v4 .dna-v4-details-action {
    font-size: 9px;
    font-weight: 800;
    color: var(--dna-accent);
    text-transform: uppercase;
    letter-spacing: .05em;
}

body.chess-dna-page-v4 .dna-v4-performance[open] .dna-v4-details-action {
    font-size: 0;
}

body.chess-dna-page-v4 .dna-v4-performance[open] .dna-v4-details-action::after {
    content: "Hide details";
    font-size: 9px;
}

body.chess-dna-page-v4 .dna-v4-performance-content {
    display: grid;
    gap: 12px;
    padding: 0 0 18px;
}

body.chess-dna-page-v4 .dna-v4-detail-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

body.chess-dna-page-v4 .dna-v4-color-comparison {
    margin: 0;
}


/* ---------------------------------------------------------
   TOP KEY LESSONS — SUMMARY ONLY
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v4-lessons {
    padding: 19px 20px 20px;
    border: 1px solid var(--dna-line);
    border-radius: 9px;
    background: #0d0d10;
}

body.chess-dna-page-v4 .dna-v4-lessons-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 11px;
}

body.chess-dna-page-v4 .dna-v4-lessons-heading h2 {
    margin: 4px 0 0;
    font-size: 24px;
}

body.chess-dna-page-v4 .dna-v4-lessons-heading-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

body.chess-dna-page-v4 .dna-v4-lessons-heading-right p {
    max-width: 450px;
    margin: 0;
    font-size: 10px;
    line-height: 1.45;
    color: var(--dna-muted);
    text-align: right;
}

body.chess-dna-page-v4 .dna-v4-lessons-heading-right a {
    flex: 0 0 auto;
    font-size: 9px;
    font-weight: 800;
    color: var(--dna-accent);
}

body.chess-dna-page-v4 .dna-v4-lessons-list {
    display: grid;
    gap: 1px;
    border: 1px solid var(--dna-line-soft);
    background: var(--dna-line-soft);
}

body.chess-dna-page-v4 .dna-v4-lesson-row {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
    min-height: 72px;
    padding: 11px 13px;
    background: #101013;
}

body.chess-dna-page-v4 .dna-v4-lesson-number {
    font-size: 10px;
    font-weight: 850;
    color: var(--dna-accent);
}

body.chess-dna-page-v4 .dna-v4-lesson-copy {
    min-width: 0;
}

body.chess-dna-page-v4 .dna-v4-lesson-copy h3 {
    margin: 0 0 5px;
    font-size: 15px;
    line-height: 1.2;
}

body.chess-dna-page-v4 .dna-v4-lesson-copy span {
    font-size: 8px;
    color: var(--dna-muted-2);
}

body.chess-dna-page-v4 .dna-v4-lesson-action {
    padding: 7px 9px;
    border: 1px solid #313137;
    border-radius: 5px;
    font-size: 8px;
    font-weight: 800;
    color: var(--dna-accent);
}

body.chess-dna-page-v4 .dna-v4-lesson-action:hover {
    border-color: rgba(255,43,214,.58);
}

body.chess-dna-page-v4 .dna-v4-lessons-empty {
    padding: 18px;
    background: #101013;
    color: var(--dna-muted);
}


/* ---------------------------------------------------------
   NEXT STEP
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v4-next {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    align-items: center;
    padding: 18px 20px;
    border-top: 1px solid rgba(255,43,214,.48);
    border-bottom: 1px solid var(--dna-line);
    background:
        linear-gradient(
            90deg,
            rgba(255,43,214,.055),
            transparent 62%
        ),
        #0b0b0e;
}

body.chess-dna-page-v4 .dna-v4-next h2 {
    margin: 4px 0 5px;
    font-size: 22px;
}

body.chess-dna-page-v4 .dna-v4-next p {
    max-width: 720px;
    margin: 0;
    font-size: 10px;
    line-height: 1.5;
    color: var(--dna-muted);
}

body.chess-dna-page-v4 .dna-v4-next > a {
    min-width: 190px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    border: 1px solid #38383e;
    font-size: 9px;
    font-weight: 800;
    color: #fff;
}

body.chess-dna-page-v4 .dna-v4-next > a span {
    color: var(--dna-accent);
    font-size: 16px;
}


/* ---------------------------------------------------------
   RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1180px) {

    body.chess-dna-page-v4 .dna-v4-identity {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4 .dna-v4-traits {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        border-left: 0;
        border-top: 1px solid var(--dna-line-soft);
    }

    body.chess-dna-page-v4 .dna-v4-trait-panel + .dna-v4-trait-panel {
        border-top: 0;
        border-left: 1px solid var(--dna-line-soft);
    }

    body.chess-dna-page-v4 .dna-v4-progression {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {

    body.chess-dna-page-v4 .dna-v4-archetype-row {
        align-items: flex-start;
        flex-direction: column;
    }

    body.chess-dna-page-v4 .dna-v4-record-strip {
        width: 100%;
        grid-template-columns: repeat(3, 1fr);
    }

    body.chess-dna-page-v4 .dna-v4-quality-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    body.chess-dna-page-v4 .dna-v4-checkpoints {
        grid-template-columns: 1fr 1fr;
    }

    body.chess-dna-page-v4 .dna-v4-lessons-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    body.chess-dna-page-v4 .dna-v4-lessons-heading-right {
        width: 100%;
        justify-content: space-between;
    }

    body.chess-dna-page-v4 .dna-v4-lessons-heading-right p {
        text-align: left;
    }
}

@media (max-width: 620px) {

    body.chess-dna-page-v4 .page-main,
    body.chess-dna-page-v4 .site-nav-main,
    body.chess-dna-page-v4 .footer {
        width: min(100% - 22px, 1420px);
    }

    body.chess-dna-page-v4 .dna-v4-identity-main {
        padding: 20px;
    }

    body.chess-dna-page-v4 .dna-v4-record-strip {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4 .dna-v4-record-strip > div {
        border-right: 0;
        border-bottom: 1px solid var(--dna-line-soft);
    }

    body.chess-dna-page-v4 .dna-v4-record-strip > div:last-child {
        border-bottom: 0;
    }

    body.chess-dna-page-v4 .dna-v4-traits {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4 .dna-v4-trait-panel + .dna-v4-trait-panel {
        border-left: 0;
        border-top: 1px solid var(--dna-line-soft);
    }

    body.chess-dna-page-v4 .dna-v4-quality-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    body.chess-dna-page-v4 .dna-v4-checkpoints {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4 .dna-v4-lesson-row {
        grid-template-columns: 30px minmax(0, 1fr);
    }

    body.chess-dna-page-v4 .dna-v4-lesson-action {
        grid-column: 2;
        justify-self: start;
    }

    body.chess-dna-page-v4 .dna-v4-next {
        grid-template-columns: 1fr;
    }
}


/* =========================================================
   CHESS DNA V4.1 — TARGETED REFINEMENTS
   - no move-quality distribution strip
   - clearer "positions worse" checkpoints
   - more readable identity metadata
   - stronger two-button final CTA
   ========================================================= */

/* Identity readability */
body.chess-dna-page-v4 .dna-v4-confidence {
    margin-top: 10px;
    font-size: 11.5px;
    line-height: 1.35;
    color: #9d9da8;
}

body.chess-dna-page-v4 .dna-v4-description {
    max-width: 830px;
    margin-top: 18px;
    font-size: 14.5px;
    line-height: 1.68;
    color: #aaaab4;
}

body.chess-dna-page-v4 .dna-v4-record-strip {
    grid-template-columns: repeat(3, minmax(128px, auto));
}

body.chess-dna-page-v4 .dna-v4-record-strip > div {
    padding: 14px 16px;
}

body.chess-dna-page-v4 .dna-v4-record-strip span {
    margin-bottom: 7px;
    font-size: 9px;
    line-height: 1;
    color: #8f8f99;
}

body.chess-dna-page-v4 .dna-v4-record-strip strong {
    font-size: 21px;
    line-height: 1.05;
}

body.chess-dna-page-v4 .dna-v4-record-strip small {
    font-size: 10px;
    color: #8f8f99;
}

body.chess-dna-page-v4 .dna-v4-trait-panel > span {
    font-size: 9px;
}

body.chess-dna-page-v4 .dna-v4-trait-panel .dna-item {
    padding: 9px 0;
    font-size: 12px;
    line-height: 1.45;
}

/* Decision profile: counts only, as before. */
body.chess-dna-page-v4 .dna-v4-card-heading {
    margin-bottom: 13px;
}

/* Position-stability checkpoints:
   percentage and meaning now read as one prominent status. */
body.chess-dna-page-v4 .dna-v4-checkpoint {
    padding: 15px 14px 14px;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-top {
    display: block;
    margin-bottom: 10px;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-top span {
    display: block;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: #b6b6bf;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-status {
    display: flex;
    align-items: baseline;
    gap: 7px;
    margin-bottom: 12px;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-status strong {
    font-size: 28px;
    line-height: 1;
    letter-spacing: -.035em;
    color: #f2f2f5;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-status span {
    font-size: 10px;
    font-weight: 850;
    letter-spacing: .055em;
    text-transform: uppercase;
    color: #b36ca7;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-track {
    height: 7px;
    margin-bottom: 0;
}

body.chess-dna-page-v4 .dna-v4-checkpoint-peak .dna-v4-checkpoint-status strong,
body.chess-dna-page-v4 .dna-v4-checkpoint-peak .dna-v4-checkpoint-status span {
    color: var(--dna-accent);
}

/* Bottom CTA — same visual hierarchy as the stronger CTA used elsewhere. */
body.chess-dna-page-v4 .dna-v4-next {
    padding: 22px 24px;
}

body.chess-dna-page-v4 .dna-v4-next h2 {
    margin: 5px 0 7px;
    font-size: 27px;
}

body.chess-dna-page-v4 .dna-v4-next p {
    max-width: 760px;
    font-size: 11px;
    line-height: 1.55;
}

body.chess-dna-page-v4 .dna-v4-next-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

body.chess-dna-page-v4 .dna-v4-next-actions > a {
    min-height: 46px;
    padding: 0 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 22px;
    font-size: 9px;
    font-weight: 900;
    letter-spacing: .025em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v4-next-secondary {
    border: 1px solid #3a3a42;
    background: transparent;
    color: #d9d9df;
}

body.chess-dna-page-v4 .dna-v4-next-secondary:hover {
    border-color: #666671;
    color: #fff;
}

body.chess-dna-page-v4 .dna-v4-next-primary {
    border: 1px solid var(--dna-accent);
    background: var(--dna-accent);
    color: #070709;
}

body.chess-dna-page-v4 .dna-v4-next-primary:hover {
    filter: brightness(1.06);
}

body.chess-dna-page-v4 .dna-v4-next-primary span {
    font-size: 17px;
    line-height: 1;
    color: #070709;
}

@media (max-width: 900px) {
    body.chess-dna-page-v4 .dna-v4-next-actions {
        flex-wrap: wrap;
    }
}

@media (max-width: 620px) {
    body.chess-dna-page-v4 .dna-v4-next-actions {
        align-items: stretch;
        flex-direction: column;
    }

    body.chess-dna-page-v4 .dna-v4-next-actions > a {
        width: 100%;
    }
}


/* =========================================================
   CHESS DNA V4.2 — TARGETED POLISH
   ========================================================= */

/* Remove underlines from navigation-style action links. */
body.chess-dna-page-v4 .dna-v4-next-actions > a,
body.chess-dna-page-v4 .dna-v4-lesson-action,
body.chess-dna-page-v4 .dna-v4-lessons-heading-right a {
    text-decoration: none !important;
}

/* Decision profile: restore the original roomy card spacing. */
body.chess-dna-page-v4 .dna-v4-quality-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 6px;
    border: 0;
    background: transparent;
}

body.chess-dna-page-v4 .dna-v4-quality-grid .quality-item {
    position: relative;
    min-width: 0;
    min-height: 86px;
    padding: 16px 13px;
    border: 1px solid #1d1d21;
    background: #0f0f12;
}

body.chess-dna-page-v4 .dna-v4-quality-grid .quality-item span {
    display: block;
    margin-bottom: 13px;
    color: #777780;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v4-quality-grid .quality-item strong {
    font-size: 26px;
}

/* Sample: keep "20 games" visually together, with stronger 'games'. */
body.chess-dna-page-v4 .dna-v4-record-strip > div:last-child strong {
    display: inline-flex;
    align-items: baseline;
    gap: 3px;
}

body.chess-dna-page-v4 .dna-v4-record-strip > div:last-child small {
    font-size: 13px;
    font-weight: 800;
    color: #d6d6dc;
}

/* Position stability: cleaner, closer to the earlier visual chart. */
body.chess-dna-page-v4 .dna-v4-progression-v42 {
    grid-template-columns: minmax(300px, .62fr) minmax(0, 1.38fr);
    gap: 30px;
    padding: 23px 24px;
}

body.chess-dna-page-v4 .dna-v4-progression-v42 .dna-v4-progression-copy h2 {
    max-width: 430px;
    font-size: clamp(25px, 2.25vw, 32px);
}

body.chess-dna-page-v4 .dna-v4-progression-v42 .dna-v4-progression-copy > p {
    max-width: 450px;
    font-size: 11px;
    line-height: 1.55;
}

body.chess-dna-page-v4 .dna-v4-slip-chart {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    align-items: end;
    min-height: 260px;
    padding: 20px 8px 0;
    border-bottom: 1px solid #303035;
    background:
        repeating-linear-gradient(
            to top,
            transparent 0,
            transparent 24%,
            rgba(255,255,255,.035) 25%
        );
}

body.chess-dna-page-v4 .dna-v4-slip-column {
    display: grid;
    grid-template-rows: auto 178px auto;
    gap: 9px;
    align-items: end;
    min-width: 0;
}

body.chess-dna-page-v4 .dna-v4-slip-status {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    min-height: 28px;
}

body.chess-dna-page-v4 .dna-v4-slip-status strong {
    font-size: 17px;
    line-height: 1;
    color: #d8d8de;
}

body.chess-dna-page-v4 .dna-v4-slip-status span {
    font-size: 8px;
    font-weight: 850;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: #8b5b82;
}

body.chess-dna-page-v4 .dna-v4-slip-bar {
    position: relative;
    overflow: hidden;
    width: min(64px, 72%);
    height: 178px;
    margin: 0 auto;
    background: #151518;
}

body.chess-dna-page-v4 .dna-v4-slip-fill {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 0;
    background:
        linear-gradient(
            to top,
            #7d0065,
            #ff2bd6
        );
    transition: height 360ms ease;
}

body.chess-dna-page-v4 .dna-v4-slip-move {
    color: #7a7a83;
    font-size: 9px;
    font-weight: 760;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: .055em;
}

body.chess-dna-page-v4 .dna-v4-slip-column-peak .dna-v4-slip-status strong,
body.chess-dna-page-v4 .dna-v4-slip-column-peak .dna-v4-slip-status span,
body.chess-dna-page-v4 .dna-v4-slip-column-peak .dna-v4-slip-move {
    color: #fff;
}

body.chess-dna-page-v4 .dna-v4-slip-column-peak .dna-v4-slip-bar {
    outline: 1px solid rgba(255,43,214,.42);
}

/* Detailed performance stays open and visually secondary. */
body.chess-dna-page-v4 .dna-v4-performance-static {
    padding: 18px 20px 20px;
    border: 1px solid var(--dna-line);
    border-radius: 9px;
    background: #0d0d10;
}

body.chess-dna-page-v4 .dna-v4-performance-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dna-line-soft);
}

body.chess-dna-page-v4 .dna-v4-performance-heading h3 {
    margin: 4px 0 0;
    font-size: 19px;
}

body.chess-dna-page-v4 .dna-v4-performance-heading > p {
    max-width: 500px;
    margin: 0;
    font-size: 10px;
    line-height: 1.45;
    color: var(--dna-muted);
    text-align: right;
}

body.chess-dna-page-v4 .dna-v4-performance-static .dna-v4-performance-content {
    padding: 0;
}

/* The final CTA remains button-like, never link-like. */
body.chess-dna-page-v4 .dna-v4-next-primary,
body.chess-dna-page-v4 .dna-v4-next-secondary {
    text-decoration: none !important;
}

@media (max-width: 900px) {
    body.chess-dna-page-v4 .dna-v4-slip-chart {
        gap: 10px;
    }

    body.chess-dna-page-v4 .dna-v4-slip-bar {
        width: min(58px, 78%);
    }

    body.chess-dna-page-v4 .dna-v4-performance-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    body.chess-dna-page-v4 .dna-v4-performance-heading > p {
        text-align: left;
    }
}

@media (max-width: 620px) {
    body.chess-dna-page-v4 .dna-v4-slip-chart {
        grid-template-columns: repeat(2, 1fr);
        row-gap: 24px;
        min-height: auto;
        background: none;
        border-bottom: 0;
    }
}

/* =========================================================
   CHESSREVEAL — PLAYER PROFILE V5
   Identity / archetype rebuild.
   MOVE QUALITY IS INTENTIONALLY UNTOUCHED.
   ========================================================= */


/* Slightly more deliberate rhythm between major profile sections. */
body.chess-dna-page-v4 .dna-v4-stack {
    gap: 24px;
}


/* ---------------------------------------------------------
   PROFILE OVERVIEW
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v5-profile-overview {
    overflow: hidden;

    border-top: 1px solid rgba(255, 43, 214, .62);
    border-right: 1px solid #2a2a30;
    border-bottom: 1px solid #2a2a30;
    border-left: 1px solid #2a2a30;

    background:
        radial-gradient(
            circle at 10% 0%,
            rgba(255, 43, 214, .08),
            transparent 31rem
        ),
        #0c0c0f;
}


/* Top/main profile area */
body.chess-dna-page-v4 .dna-v5-profile-main {
    padding: 28px 30px 30px;
}

body.chess-dna-page-v4 .dna-v5-profile-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;

    margin-bottom: 26px;
    padding-bottom: 16px;

    border-bottom: 1px solid #242429;
}

body.chess-dna-page-v4
.dna-v5-profile-label-row > div:first-child {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 12px;
}

body.chess-dna-page-v4 .dna-v5-profile-note {
    color: #64646d;

    font-size: 10px;
    line-height: 1.45;
}

body.chess-dna-page-v4 .dna-v5-confidence-pill {
    flex: 0 0 auto;

    padding: 7px 10px;

    border: 1px solid rgba(255, 43, 214, .28);

    background: rgba(255, 43, 214, .035);
    color: #b9b9c1;

    font-size: 9px;
    font-weight: 760;
    letter-spacing: .035em;
}


/* Archetype + compact evidence stats */
body.chess-dna-page-v4 .dna-v5-profile-core {
    display: grid;
    grid-template-columns:
        minmax(0, 1.18fr)
        minmax(370px, .82fr);

    gap: 52px;
    align-items: end;
}

body.chess-dna-page-v4 .dna-v5-profile-archetype {
    min-width: 0;
}

body.chess-dna-page-v4 .dna-v5-overline {
    display: block;

    margin-bottom: 10px;

    color: #777780;

    font-size: 9px;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v5-archetype-name {
    max-width: 760px;

    color: #f5f5f7;

    font-size: clamp(36px, 4vw, 56px);
    font-weight: 760;

    line-height: .98;
    letter-spacing: -.052em;
}

body.chess-dna-page-v4 .dna-v5-archetype-name::after {
    content: "";

    display: block;

    width: 58px;
    height: 2px;

    margin-top: 15px;

    background:
        linear-gradient(
            90deg,
            #b0008f,
            #ff2bd6
        );
}

body.chess-dna-page-v4 .dna-v5-archetype-description {
    max-width: 760px;

    margin: 17px 0 0;

    color: #a4a4ad;

    font-size: 13px;
    line-height: 1.68;
}


/* Rating / Record / Sample */
body.chess-dna-page-v4 .dna-v5-profile-stats {
    display: grid;
    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    border-top: 1px solid #2a2a30;
    border-bottom: 1px solid #2a2a30;
}

body.chess-dna-page-v4 .dna-v5-stat {
    min-width: 0;

    padding: 15px 15px 14px;
}

body.chess-dna-page-v4 .dna-v5-stat + .dna-v5-stat {
    border-left: 1px solid #2a2a30;
}

body.chess-dna-page-v4 .dna-v5-stat > span {
    display: block;

    margin-bottom: 8px;

    color: #6f6f78;

    font-size: 8px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v5-stat > strong {
    display: flex;
    align-items: baseline;
    gap: 4px;

    overflow: hidden;

    color: #ffffff;

    font-size: clamp(19px, 2vw, 27px);
    font-weight: 730;

    line-height: 1.05;
    letter-spacing: -.035em;
    white-space: nowrap;
    text-overflow: ellipsis;
}

body.chess-dna-page-v4 .dna-v5-stat > small {
    display: block;

    margin-top: 7px;

    color: #55555e;

    font-size: 8px;
    line-height: 1.35;
}

body.chess-dna-page-v4 .dna-v5-stat-unit {
    color: #8d8d96;

    font-size: 10px;
    font-weight: 700;
}


/* ---------------------------------------------------------
   STRENGTHS / RISKS
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v5-signals {
    display: grid;
    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    border-top: 1px solid #29292f;
}

body.chess-dna-page-v4 .dna-v5-signal-panel {
    min-width: 0;

    display: grid;
    grid-template-columns:
        150px minmax(0, 1fr);

    gap: 24px;

    padding: 24px 28px;

    background: #0f0f12;
}

body.chess-dna-page-v4
.dna-v5-signal-panel + .dna-v5-signal-panel {
    border-left: 1px solid #29292f;
}

body.chess-dna-page-v4 .dna-v5-signal-heading {
    display: grid;
    grid-template-columns:
        28px minmax(0, 1fr);

    gap: 10px;
    align-items: start;
}

body.chess-dna-page-v4 .dna-v5-signal-index {
    color: #4f4f58;

    font-size: 9px;
    font-weight: 820;
    letter-spacing: .06em;
}

body.chess-dna-page-v4 .dna-v5-signal-heading > div {
    display: grid;
    gap: 4px;
}

body.chess-dna-page-v4 .dna-v5-signal-heading small {
    color: #5f5f68;

    font-size: 7px;
    font-weight: 790;
    letter-spacing: .075em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v5-signal-heading strong {
    color: #ededf0;

    font-size: 15px;
    font-weight: 690;
}

body.chess-dna-page-v4 .dna-v5-signal-strengths
.dna-v5-signal-index {
    color: #78c98e;
}

body.chess-dna-page-v4 .dna-v5-signal-risks
.dna-v5-signal-index {
    color: #f06363;
}


/*
   JS already renders .dna-item elements.
   Restyle only inside the V5 signal lists.
*/
body.chess-dna-page-v4 .dna-v5-signal-list {
    min-width: 0;
}

body.chess-dna-page-v4 .dna-v5-signal-list .dna-item {
    position: relative;

    padding: 9px 0 9px 15px;

    border-top: 1px solid #232328;

    color: #b5b5bd;

    font-size: 11px;
    line-height: 1.5;
}

body.chess-dna-page-v4
.dna-v5-signal-list .dna-item:first-child {
    border-top: 0;
    padding-top: 1px;
}

body.chess-dna-page-v4
.dna-v5-signal-list .dna-item::before {
    content: "";

    position: absolute;
    left: 0;
    top: 15px;

    width: 5px;
    height: 5px;

    background: #5b5b64;
}

body.chess-dna-page-v4
.dna-v5-signal-list .dna-item:first-child::before {
    top: 7px;
}

body.chess-dna-page-v4
.dna-v5-signal-strengths
.dna-v5-signal-list .dna-item::before {
    background: #78c98e;
}

body.chess-dna-page-v4
.dna-v5-signal-risks
.dna-v5-signal-list .dna-item::before {
    background: #f06363;
}


/* ---------------------------------------------------------
   OTHER PROFILE SECTIONS — VISUAL COHESION ONLY
   Move-quality selectors are deliberately absent here.
   --------------------------------------------------------- */

/* Position stability gets a flatter, cleaner container. */
body.chess-dna-page-v4 .dna-v4-progression-v42 {
    border-radius: 0;

    border-color: #29292f;

    background:
        linear-gradient(
            110deg,
            rgba(255, 43, 214, .035),
            transparent 36%
        ),
        #0c0c0f;
}

/* Detailed performance visually recedes below the primary profile. */
body.chess-dna-page-v4 .dna-v4-performance-static {
    border-radius: 0;

    border-color: #29292f;

    background: #0b0b0e;
}

/* Key lessons remain actionable but less "cardy". */
body.chess-dna-page-v4 .dna-v4-lessons {
    border-radius: 0;

    border-color: #29292f;

    background: #0c0c0f;
}


/* ---------------------------------------------------------
   RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 1120px) {

    body.chess-dna-page-v4 .dna-v5-profile-core {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    body.chess-dna-page-v4 .dna-v5-profile-stats {
        max-width: 720px;
    }

    body.chess-dna-page-v4 .dna-v5-signal-panel {
        grid-template-columns:
            125px minmax(0, 1fr);
    }
}


@media (max-width: 860px) {

    body.chess-dna-page-v4 .dna-v5-signals {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4
    .dna-v5-signal-panel + .dna-v5-signal-panel {
        border-top: 1px solid #29292f;
        border-left: 0;
    }
}


@media (max-width: 640px) {

    body.chess-dna-page-v4 .dna-v5-profile-main {
        padding: 22px 19px 24px;
    }

    body.chess-dna-page-v4 .dna-v5-profile-label-row {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;

        margin-bottom: 22px;
    }

    body.chess-dna-page-v4 .dna-v5-profile-stats {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4 .dna-v5-stat + .dna-v5-stat {
        border-top: 1px solid #2a2a30;
        border-left: 0;
    }

    body.chess-dna-page-v4 .dna-v5-signal-panel {
        grid-template-columns: 1fr;
        gap: 15px;

        padding: 21px 19px;
    }

    body.chess-dna-page-v4 .dna-v5-signal-heading {
        max-width: 250px;
    }

    body.chess-dna-page-v4 .dna-v5-archetype-name {
        font-size: clamp(34px, 11vw, 46px);
    }
}

/* =========================================================
   CHESSREVEAL — PLAYER PROFILE V5.1
   Position Stability + Detailed Performance rebuild.
   MOVE QUALITY AND V5 PROFILE OVERVIEW ARE UNCHANGED.
   ========================================================= */


/* ---------------------------------------------------------
   POSITION STABILITY
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v5-stability {
    padding: 26px 28px 28px;

    border: 1px solid #29292f;

    background:
        linear-gradient(
            115deg,
            rgba(255, 43, 214, .035),
            transparent 38%
        ),
        #0c0c0f;
}

body.chess-dna-page-v4 .dna-v5-stability-heading {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr)
        auto;

    gap: 36px;
    align-items: end;

    margin-bottom: 24px;
    padding-bottom: 18px;

    border-bottom: 1px solid #25252a;
}

body.chess-dna-page-v4 .dna-v5-stability-heading h2 {
    margin: 7px 0 9px;

    color: #f4f4f6;

    font-size: clamp(27px, 2.6vw, 36px);
    font-weight: 720;

    line-height: 1.04;
    letter-spacing: -.04em;
}

body.chess-dna-page-v4 .dna-v5-stability-heading p {
    max-width: 660px;

    margin: 0;

    color: #85858e;

    font-size: 12px;
    line-height: 1.62;
}

body.chess-dna-page-v4 .dna-v5-pressure-summary {
    min-width: 210px;

    padding: 12px 14px;

    border-left: 2px solid #ff2bd6;

    background: #101012;
}

body.chess-dna-page-v4 .dna-v5-pressure-summary span {
    display: block;

    margin-bottom: 6px;

    color: #66666f;

    font-size: 8px;
    font-weight: 800;

    letter-spacing: .08em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v5-pressure-summary strong {
    color: #ff60df;

    font-size: 14px;
    font-weight: 710;
}


body.chess-dna-page-v4 .dna-v5-stability-grid {
    display: grid;
    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 10px;
}

body.chess-dna-page-v4 .dna-v5-stability-checkpoint {
    min-width: 0;

    display: block;

    padding: 17px 17px 15px;

    border: 1px solid #26262b;

    background: #101012;

    transition:
        border-color 150ms ease,
        background 150ms ease,
        transform 150ms ease;
}

body.chess-dna-page-v4 .dna-v5-stability-checkpoint:hover {
    border-color: #3b3b42;

    background: #121215;

    transform: translateY(-1px);
}

body.chess-dna-page-v4 .dna-v5-checkpoint-top {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;

    margin-bottom: 15px;
}

body.chess-dna-page-v4 .dna-v5-checkpoint-top > span {
    color: #8a8a93;

    font-size: 10px;
    font-weight: 790;

    letter-spacing: .065em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v5-checkpoint-status {
    display: flex;
    align-items: baseline;
    gap: 5px;
}

body.chess-dna-page-v4 .dna-v5-checkpoint-status strong {
    color: #f3f3f5;

    font-size: 28px;
    font-weight: 740;

    line-height: 1;
    letter-spacing: -.04em;
}

body.chess-dna-page-v4 .dna-v5-checkpoint-status small {
    color: #8b5b82;

    font-size: 8px;
    font-weight: 820;

    letter-spacing: .06em;
    text-transform: uppercase;
}


/* Existing IDs/classes are retained; only orientation changes. */
body.chess-dna-page-v4 .dna-v5-checkpoint-track {
    position: relative;

    overflow: hidden;

    width: 100%;
    height: 7px;

    margin: 0 0 11px;

    background: #202024;
}

body.chess-dna-page-v4 .dna-v5-checkpoint-fill {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;

    width: 0;
    height: 100%;

    background:
        linear-gradient(
            90deg,
            #7d0065,
            #ff2bd6
        );

    transition:
        width 360ms ease;
}

body.chess-dna-page-v4 .dna-v5-stability-checkpoint > p {
    margin: 0;

    color: #5f5f68;

    font-size: 9px;
    line-height: 1.4;
}

body.chess-dna-page-v4
.dna-v5-stability-checkpoint.dna-v4-slip-column-peak {
    border-color: rgba(255, 43, 214, .5);

    background:
        linear-gradient(
            180deg,
            rgba(255, 43, 214, .055),
            transparent 70%
        ),
        #111113;
}

body.chess-dna-page-v4
.dna-v5-stability-checkpoint.dna-v4-slip-column-peak
.dna-v5-checkpoint-status strong,
body.chess-dna-page-v4
.dna-v5-stability-checkpoint.dna-v4-slip-column-peak
.dna-v5-checkpoint-status small {
    color: #ff56dc;
}


/* ---------------------------------------------------------
   DETAILED PERFORMANCE
   --------------------------------------------------------- */

body.chess-dna-page-v4 .dna-v5-performance {
    padding: 25px 28px 28px;

    border: 1px solid #29292f;

    background: #0b0b0e;
}

body.chess-dna-page-v4 .dna-v5-performance-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;

    margin-bottom: 20px;
}

body.chess-dna-page-v4 .dna-v5-performance-heading h2 {
    margin: 6px 0 0;

    color: #f1f1f3;

    font-size: 25px;
    font-weight: 710;

    line-height: 1.06;
    letter-spacing: -.035em;
}

body.chess-dna-page-v4 .dna-v5-performance-heading > p {
    max-width: 470px;

    margin: 0;

    color: #777780;

    font-size: 10.5px;
    line-height: 1.55;

    text-align: right;
}


body.chess-dna-page-v4 .dna-v5-performance-metrics {
    display: grid;
    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 1px;

    margin-bottom: 18px;

    border: 1px solid #27272c;

    background: #27272c;
}

body.chess-dna-page-v4 .dna-v5-performance-metric {
    min-width: 0;

    padding: 17px 18px 16px;

    background: #101012;
}

body.chess-dna-page-v4 .dna-v5-performance-metric > span {
    display: block;

    margin-bottom: 9px;

    color: #72727b;

    font-size: 8px;
    font-weight: 800;

    letter-spacing: .075em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v5-performance-metric > strong {
    display: block;

    overflow: hidden;

    color: #ffffff;

    font-size: 26px;
    font-weight: 730;

    line-height: 1;
    letter-spacing: -.04em;
    text-overflow: ellipsis;
    white-space: nowrap;
}

body.chess-dna-page-v4 .dna-v5-performance-metric > small {
    display: block;

    margin-top: 8px;

    color: #56565f;

    font-size: 8px;
    line-height: 1.4;
}


/* White / Black as one comparison table instead of duplicated panels. */
body.chess-dna-page-v4 .dna-v5-color-compare {
    border-top: 1px solid #29292f;
    border-bottom: 1px solid #29292f;
}

body.chess-dna-page-v4 .dna-v5-color-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;

    padding: 15px 2px 14px;
}

body.chess-dna-page-v4 .dna-v5-color-heading h3 {
    margin: 4px 0 0;

    color: #dedee2;

    font-size: 17px;
    font-weight: 680;
}

body.chess-dna-page-v4 .dna-v5-color-heading > p {
    max-width: 420px;

    margin: 0;

    color: #5f5f68;

    font-size: 9px;
    line-height: 1.45;

    text-align: right;
}


body.chess-dna-page-v4 .dna-v5-color-table {
    border-top: 1px solid #28282d;
}

body.chess-dna-page-v4 .dna-v5-color-row {
    display: grid;
    grid-template-columns:
        minmax(220px, 1.45fr)
        minmax(120px, .55fr)
        minmax(120px, .55fr);

    align-items: center;

    min-height: 47px;

    border-bottom: 1px solid #232328;
}

body.chess-dna-page-v4 .dna-v5-color-row:last-child {
    border-bottom: 0;
}

body.chess-dna-page-v4 .dna-v5-color-row > * {
    min-width: 0;

    padding: 11px 14px;
}

body.chess-dna-page-v4 .dna-v5-color-row > * + * {
    border-left: 1px solid #232328;
}

body.chess-dna-page-v4 .dna-v5-color-row > span {
    color: #797982;

    font-size: 10px;
    font-weight: 620;
}

body.chess-dna-page-v4 .dna-v5-color-row > strong {
    color: #d9d9de;

    font-size: 13px;
    font-weight: 690;

    text-align: right;
    font-variant-numeric: tabular-nums;
}

body.chess-dna-page-v4 .dna-v5-color-row-head {
    min-height: 40px;

    background: #101012;
}

body.chess-dna-page-v4 .dna-v5-color-row-head > strong {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;

    color: #8d8d96;

    font-size: 9px;
    font-weight: 780;

    letter-spacing: .055em;
    text-transform: uppercase;
}

body.chess-dna-page-v4 .dna-v5-color-row-head .side-dot {
    flex: 0 0 auto;

    width: 7px;
    height: 7px;
}


/* ---------------------------------------------------------
   RESPONSIVE
   --------------------------------------------------------- */

@media (max-width: 900px) {

    body.chess-dna-page-v4 .dna-v5-stability-heading {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    body.chess-dna-page-v4 .dna-v5-pressure-summary {
        width: fit-content;
    }

    body.chess-dna-page-v4 .dna-v5-stability-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

    body.chess-dna-page-v4 .dna-v5-performance-heading,
    body.chess-dna-page-v4 .dna-v5-color-heading {
        align-items: flex-start;
        flex-direction: column;
        gap: 9px;
    }

    body.chess-dna-page-v4 .dna-v5-performance-heading > p,
    body.chess-dna-page-v4 .dna-v5-color-heading > p {
        text-align: left;
    }
}


@media (max-width: 620px) {

    body.chess-dna-page-v4 .dna-v5-stability,
    body.chess-dna-page-v4 .dna-v5-performance {
        padding: 21px 18px;
    }

    body.chess-dna-page-v4 .dna-v5-stability-grid {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4 .dna-v5-performance-metrics {
        grid-template-columns: 1fr;
    }

    body.chess-dna-page-v4 .dna-v5-color-row {
        grid-template-columns:
            minmax(150px, 1.25fr)
            minmax(82px, .6fr)
            minmax(82px, .6fr);
    }

    body.chess-dna-page-v4 .dna-v5-color-row > * {
        padding-inline: 9px;
    }
}

/* =========================================================
   CHESSREVEAL — PLAYER PROFILE DESKTOP POLISH V1
   Scope:
   - Position Stability readability
   - Error Profile / White vs Black clarity
   - Top Key Lessons readability
   Desktop only. Existing mobile rules stay untouched.
   ========================================================= */

@media (min-width: 901px) {

    /* =====================================================
       POSITION STABILITY
       ===================================================== */

    body.chess-dna-page-v4 .dna-v5-stability {
        padding: 26px 28px 27px;
    }

    body.chess-dna-page-v4 .dna-v5-stability-heading {
        margin-bottom: 21px;
        padding-bottom: 17px;
    }

    body.chess-dna-page-v4 .dna-v5-stability-grid {
        gap: 11px;
    }

    body.chess-dna-page-v4 .dna-v5-stability-checkpoint {
        padding: 18px 18px 16px;
    }

    body.chess-dna-page-v4 .dna-v5-checkpoint-top {
        margin-bottom: 14px;
    }

    body.chess-dna-page-v4 .dna-v5-checkpoint-top > span {
        color: #96969f;
        font-size: 10px;
    }

    body.chess-dna-page-v4 .dna-v5-checkpoint-status strong {
        font-size: 30px;
        font-weight: 760;
    }

    body.chess-dna-page-v4 .dna-v5-checkpoint-status small {
        color: #a16b96;
        font-size: 9px;
    }

    body.chess-dna-page-v4 .dna-v5-checkpoint-track {
        height: 9px;
        margin-bottom: 12px;
        background: #202025;
    }

    body.chess-dna-page-v4 .dna-v5-stability-checkpoint > p {
        color: #787881;
        font-size: 10.5px;
        line-height: 1.45;
    }

    body.chess-dna-page-v4
    .dna-v5-stability-checkpoint.dna-v4-slip-column-peak {
        border-color: rgba(255, 43, 214, .58);

        background:
            linear-gradient(
                180deg,
                rgba(255, 43, 214, .07),
                transparent 72%
            ),
            #111113;
    }

    body.chess-dna-page-v4
    .dna-v5-stability-checkpoint.dna-v4-slip-column-peak
    .dna-v5-checkpoint-status strong {
        color: #ff58dd;
    }


    /* =====================================================
       ERROR PROFILE
       ===================================================== */

    body.chess-dna-page-v4 .dna-v5-performance {
        padding: 23px 25px 24px;
    }

    body.chess-dna-page-v4 .dna-v5-performance-heading {
        margin-bottom: 16px;
    }

    body.chess-dna-page-v4 .dna-v5-performance-heading h2 {
        font-size: 26px;
    }

    body.chess-dna-page-v4 .dna-v5-performance-heading > p {
        max-width: 500px;
        font-size: 11px;
        line-height: 1.5;
    }

    body.chess-dna-page-v4 .dna-v5-performance-metrics {
        margin-bottom: 14px;
    }

    body.chess-dna-page-v4 .dna-v5-performance-metric {
        padding: 16px 17px 14px;
    }

    body.chess-dna-page-v4 .dna-v5-performance-metric > span {
        margin-bottom: 8px;

        color: #85858e;

        font-size: 9px;
    }

    body.chess-dna-page-v4 .dna-v5-performance-metric > strong {
        font-size: 29px;
        font-weight: 750;
    }

    body.chess-dna-page-v4 .dna-v5-performance-metric > small {
        margin-top: 7px;

        color: #676770;

        font-size: 9px;
        line-height: 1.4;
    }


    /* =====================================================
       WHITE vs BLACK
       ===================================================== */

    body.chess-dna-page-v4 .dna-v5-color-heading {
        padding: 13px 2px 12px;
    }

    body.chess-dna-page-v4 .dna-v5-color-heading h3 {
        font-size: 19px;
    }

    body.chess-dna-page-v4 .dna-v5-color-heading > p {
        color: #707079;
        font-size: 9.5px;
    }

    body.chess-dna-page-v4 .dna-v5-color-row {
        grid-template-columns:
            minmax(250px, 1.2fr)
            minmax(145px, .55fr)
            minmax(145px, .55fr);

        min-height: 46px;
    }

    body.chess-dna-page-v4 .dna-v5-color-row > * {
        padding: 10px 14px;
    }

    body.chess-dna-page-v4 .dna-v5-color-row > span {
        color: #8a8a93;

        font-size: 10.5px;
        font-weight: 640;
    }

    body.chess-dna-page-v4 .dna-v5-color-row > strong {
        color: #eeeeF1;

        font-size: 14.5px;
        font-weight: 730;
    }

    body.chess-dna-page-v4 .dna-v5-color-row-head {
        min-height: 41px;

        background: #101013;
    }

    body.chess-dna-page-v4 .dna-v5-color-row-head > strong {
        color: #a0a0a8;

        font-size: 9.5px;
    }

    body.chess-dna-page-v4 .dna-v5-color-row-head .side-dot {
        width: 8px;
        height: 8px;
    }


    /* =====================================================
       TOP KEY LESSONS
       ===================================================== */

    body.chess-dna-page-v4 .dna-v4-lessons {
        padding: 21px 22px 22px;
    }

    body.chess-dna-page-v4 .dna-v4-lessons-heading {
        margin-bottom: 13px;
    }

    body.chess-dna-page-v4 .dna-v4-lessons-heading h2 {
        font-size: 25px;
    }

    body.chess-dna-page-v4 .dna-v4-lessons-heading-right p {
        color: #777780;

        font-size: 10.5px;
        line-height: 1.5;
    }

    body.chess-dna-page-v4 .dna-v4-lessons-heading-right a {
        font-size: 9.5px;
    }

    body.chess-dna-page-v4 .dna-v4-lesson-row {
        grid-template-columns:
            40px
            minmax(0, 1fr)
            auto;

        gap: 14px;

        min-height: 80px;

        padding: 13px 14px;

        transition:
            background 150ms ease,
            box-shadow 150ms ease;
    }

    body.chess-dna-page-v4 .dna-v4-lesson-row:hover {
        background: #131316;

        box-shadow:
            inset 2px 0 0 rgba(255, 43, 214, .55);
    }

    body.chess-dna-page-v4 .dna-v4-lesson-number {
        font-size: 11px;
    }

    body.chess-dna-page-v4 .dna-v4-lesson-copy h3 {
        margin-bottom: 6px;

        color: #f2f2f4;

        font-size: 16.5px;
        line-height: 1.25;
    }

    body.chess-dna-page-v4 .dna-v4-lesson-copy span {
        color: #74747d;

        font-size: 9.5px;
        line-height: 1.4;
    }

    body.chess-dna-page-v4 .dna-v4-lesson-action {
        min-height: 32px;

        display: inline-flex;
        align-items: center;

        padding: 0 10px;

        font-size: 9px;

        transition:
            border-color 150ms ease,
            background 150ms ease,
            color 150ms ease;
    }

    body.chess-dna-page-v4 .dna-v4-lesson-action:hover {
        border-color: rgba(255, 43, 214, .68);

        background: rgba(255, 43, 214, .055);

        color: #ff63e2;
    }
}