/* ==========================================================
   BELAJAREDUTECH
   BILANGAN BERPANGKAT DAN BENTUK AKAR
   MATEMATIKA SMP KELAS 9
========================================================== */

.exponent-root-grade-nine-page {
    --exponent9-primary: #7c3aed;
    --exponent9-primary-dark: #5b21b6;
    --exponent9-primary-soft: #f5f3ff;

    --exponent9-secondary: #db2777;
    --exponent9-secondary-soft: #fdf2f8;

    --exponent9-cyan: #0891b2;
    --exponent9-cyan-soft: #ecfeff;

    --exponent9-green: #0f766e;
    --exponent9-green-soft: #f0fdfa;

    --exponent9-red: #b91c1c;
    --exponent9-red-soft: #fef2f2;

    --exponent9-orange: #c2410c;
    --exponent9-orange-soft: #fff7ed;

    --exponent9-text: #0f172a;
    --exponent9-muted: #64748b;
    --exponent9-border: #e2e8f0;
    --exponent9-soft: #f8fafc;
}


/* ==========================================================
   GLOBAL
========================================================== */

.exponent-root-grade-nine-page .section {
    padding: 82px 0;
}


.exponent-nine-footer-disabled {
    display: block;

    margin-bottom: 8px;

    color: rgba(255, 255, 255, 0.42);

    cursor: default;
}


/* ==========================================================
   BREADCRUMB
========================================================== */

.exponent-nine-breadcrumb-section {
    background: #ffffff;

    border-bottom: 1px solid var(--exponent9-border);
}


.exponent-nine-breadcrumb {
    min-height: 54px;

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

    gap: 8px;

    color: var(--exponent9-muted);

    font-size: 0.76rem;
}


.exponent-nine-breadcrumb a {
    color: var(--exponent9-muted);

    text-decoration: none;
}


.exponent-nine-breadcrumb a:hover {
    color: var(--exponent9-primary);
}


.exponent-nine-breadcrumb strong {
    color: #334155;
}


/* ==========================================================
   HERO
========================================================== */

.exponent-nine-hero {
    position: relative;

    overflow: hidden;

    padding: 76px 0 88px;

    background:
        radial-gradient(
            circle at 88% 14%,
            rgba(124, 58, 237, 0.15),
            transparent 30%
        ),
        radial-gradient(
            circle at 10% 88%,
            rgba(219, 39, 119, 0.09),
            transparent 31%
        ),
        linear-gradient(
            180deg,
            #faf8ff,
            #ffffff
        );
}


.exponent-nine-hero-container {
    display: grid;

    grid-template-columns:
        minmax(0, 1.03fr)
        minmax(430px, 0.97fr);

    align-items: center;

    gap: 52px;
}


.exponent-nine-hero-content,
.exponent-nine-hero-visual {
    min-width: 0;
}


.exponent-nine-topic-badge {
    width: fit-content;

    display: flex;
    align-items: center;

    gap: 10px;

    margin-bottom: 14px;

    color: var(--exponent9-primary-dark);

    font-size: 0.67rem;
    font-weight: 850;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}


.exponent-nine-topic-badge span {
    width: 36px;
    height: 36px;

    display: grid;
    place-items: center;

    color: #ffffff;
    background: var(--exponent9-primary);

    border-radius: 11px;

    font-size: 0.6rem;
}


.exponent-nine-hero-content h1 {
    max-width: 760px;

    margin: 0 0 22px;

    font-size: clamp(
        2.85rem,
        4.65vw,
        4.65rem
    );

    line-height: 1.01;
    letter-spacing: -0.052em;

    overflow-wrap: break-word;
}


.exponent-nine-hero-content > p {
    max-width: 670px;

    margin: 0;

    color: var(--exponent9-muted);

    line-height: 1.8;
}


.exponent-nine-hero-actions {
    display: flex;
    flex-wrap: wrap;

    gap: 12px;

    margin-top: 30px;
}


.exponent-nine-hero-meta {
    max-width: 610px;

    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 10px;

    margin-top: 34px;
}


.exponent-nine-hero-meta > div {
    padding: 16px;

    background: rgba(255, 255, 255, 0.86);

    border: 1px solid var(--exponent9-border);
    border-radius: 14px;
}


.exponent-nine-hero-meta strong,
.exponent-nine-hero-meta span {
    display: block;
}


.exponent-nine-hero-meta strong {
    margin-bottom: 4px;

    color: var(--exponent9-primary);

    font-size: 1.08rem;
}


.exponent-nine-hero-meta span {
    color: var(--exponent9-muted);

    font-size: 0.68rem;
}


/* ==========================================================
   HERO BOARD
========================================================== */

.exponent-nine-hero-visual {
    width: 100%;
    max-width: 620px;

    margin-left: auto;
}


.exponent-nine-board {
    padding: 30px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #3b0764,
            #6d28d9 47%,
            #be185d
        );

    border-radius: 30px;

    box-shadow:
        0 32px 85px
        rgba(91, 33, 182, 0.24);
}


.exponent-nine-board-label {
    display: block;

    margin-bottom: 18px;

    color: rgba(255, 255, 255, 0.62);

    font-size: 0.6rem;
    font-weight: 850;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}


.exponent-nine-board-power {
    display: grid;

    grid-template-columns:
        1fr auto 1.4fr auto 1fr;

    align-items: center;

    gap: 8px;

    margin-bottom: 10px;
}


.exponent-nine-board-power > div {
    min-height: 112px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 13px;

    background: rgba(255, 255, 255, 0.07);

    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;

    text-align: center;
}


.exponent-nine-board-power small,
.exponent-nine-board-power strong {
    display: block;
}


.exponent-nine-board-power small {
    margin-bottom: 6px;

    color: rgba(255, 255, 255, 0.6);
}


.exponent-nine-board-power > i {
    color: #f9a8d4;

    font-style: normal;
    font-weight: 900;
}


.exponent-nine-board-power .result {
    background: var(--exponent9-green);
}


.exponent-nine-board-root {
    display: grid;

    grid-template-columns:
        1fr 1fr auto 1fr;

    align-items: center;

    gap: 8px;

    margin-bottom: 10px;
    padding: 15px;

    color: #334155;
    background: #ffffff;

    border-radius: 14px;

    text-align: center;
}


.exponent-nine-board-root span {
    color: var(--exponent9-muted);

    font-size: 0.52rem;
}


.exponent-nine-board-root strong {
    color: var(--exponent9-primary-dark);
}


.exponent-nine-board-root i {
    color: var(--exponent9-secondary);

    font-style: normal;
    font-weight: 900;
}


.exponent-nine-board-footer {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 7px;
}


.exponent-nine-board-footer > div {
    padding: 12px;

    color: #334155;
    background: #ffffff;

    border-radius: 12px;

    text-align: center;
}


.exponent-nine-board-footer span,
.exponent-nine-board-footer strong {
    display: block;
}


.exponent-nine-board-footer span {
    margin-bottom: 4px;

    color: var(--exponent9-muted);

    font-size: 0.49rem;
}


.exponent-nine-board-footer strong {
    color: var(--exponent9-primary-dark);
}


/* ==========================================================
   PROGRESS
========================================================== */

.exponent-nine-progress-section {
    padding: 14px 0;

    background: #ffffff;

    border-top: 1px solid var(--exponent9-border);
    border-bottom: 1px solid var(--exponent9-border);
}


.exponent-nine-progress-list {
    display: flex;
    align-items: center;

    gap: 8px;

    overflow-x: auto;

    padding-bottom: 3px;
}


.exponent-nine-progress-list a {
    flex-shrink: 0;

    display: flex;
    align-items: center;

    gap: 7px;

    padding: 8px 11px;

    color: var(--exponent9-muted);
    background: var(--exponent9-soft);

    border: 1px solid var(--exponent9-border);
    border-radius: 999px;

    text-decoration: none;

    font-size: 0.68rem;
    font-weight: 750;
}


.exponent-nine-progress-list a:hover {
    color: var(--exponent9-primary-dark);
    background: var(--exponent9-primary-soft);
    border-color: #c4b5fd;
}


.exponent-nine-progress-list span {
    color: var(--exponent9-primary);

    font-size: 0.58rem;
    font-weight: 900;
}


/* ==========================================================
   TWO COLUMN
========================================================== */

.exponent-nine-two-column {
    display: grid;

    grid-template-columns:
        minmax(0, 0.78fr)
        minmax(500px, 1.22fr);

    align-items: center;

    gap: 70px;
}


.exponent-nine-section-content h2 {
    margin: 12px 0 18px;

    font-size: clamp(
        2.25rem,
        4.3vw,
        3.8rem
    );

    line-height: 1.05;
    letter-spacing: -0.045em;
}


.exponent-nine-section-content p {
    color: var(--exponent9-muted);

    line-height: 1.8;
}


/* ==========================================================
   OBJECTIVES
========================================================== */

.exponent-nine-objective-section {
    background: #ffffff;
}


.exponent-nine-objective-list {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 10px;
}


.exponent-nine-objective-list article {
    min-height: 145px;

    padding: 18px;

    background: var(--exponent9-soft);

    border: 1px solid var(--exponent9-border);
    border-radius: 17px;
}


.exponent-nine-objective-list article > span {
    width: 36px;
    height: 36px;

    display: grid;
    place-items: center;

    margin-bottom: 10px;

    color: #ffffff;
    background: var(--exponent9-primary);

    border-radius: 50%;

    font-size: 0.55rem;
    font-weight: 900;
}


.exponent-nine-objective-list p {
    margin: 0;

    color: var(--exponent9-muted);

    line-height: 1.65;
}


/* ==========================================================
   EXPONENT INTRO
========================================================== */

.exponent-nine-intro-section {
    background: var(--exponent9-soft);
}


.exponent-nine-anatomy-card {
    display: grid;

    grid-template-columns:
        0.7fr 1.3fr;

    gap: 12px;

    padding: 25px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #3b0764,
            #0f172a
        );

    border-radius: 25px;
}


.exponent-nine-power-display {
    position: relative;

    min-height: 280px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: rgba(255, 255, 255, 0.06);

    border-radius: 18px;
}


.exponent-nine-power-display .base {
    font-size: 6rem;
    font-weight: 900;
}


.exponent-nine-power-display .power {
    position: relative;

    align-self: center;

    margin-top: -72px;
    margin-left: 6px;

    color: #f9a8d4;

    font-size: 2rem;
    font-weight: 900;
}


.exponent-nine-anatomy-info {
    display: flex;
    flex-direction: column;
    justify-content: center;

    gap: 9px;
}


.exponent-nine-anatomy-info p {
    margin: 0;
    padding: 14px;

    background: rgba(255, 255, 255, 0.07);

    border-radius: 13px;
}


.exponent-nine-anatomy-info strong {
    color: #f9a8d4;

    font-size: 1.1rem;
}


.exponent-nine-anatomy-info span {
    color: rgba(255, 255, 255, 0.7);
}


/* ==========================================================
   EXAMPLE
========================================================== */

.exponent-nine-example-section {
    background: #ffffff;
}


.exponent-nine-example-flow,
.exponent-nine-simplify-flow {
    display: grid;

    grid-template-columns:
        1fr auto
        1fr auto
        1fr auto
        1fr;

    align-items: center;

    gap: 9px;
}


.exponent-nine-example-flow > div,
.exponent-nine-simplify-flow > div {
    min-height: 145px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 17px;

    background: var(--exponent9-soft);

    border: 1px solid var(--exponent9-border);
    border-radius: 17px;

    text-align: center;
}


.exponent-nine-example-flow span,
.exponent-nine-example-flow strong,
.exponent-nine-simplify-flow span,
.exponent-nine-simplify-flow strong {
    display: block;
}


.exponent-nine-example-flow span,
.exponent-nine-simplify-flow span {
    margin-bottom: 6px;

    color: var(--exponent9-muted);

    font-size: 0.54rem;
}


.exponent-nine-example-flow strong,
.exponent-nine-simplify-flow strong {
    color: var(--exponent9-primary-dark);
}


.exponent-nine-example-flow > i,
.exponent-nine-simplify-flow > i {
    color: var(--exponent9-secondary);

    font-style: normal;
    font-weight: 900;
}


.exponent-nine-example-flow .result,
.exponent-nine-simplify-flow .result {
    color: #ffffff;
    background: var(--exponent9-green);
    border-color: var(--exponent9-green);
}


.exponent-nine-example-flow .result span,
.exponent-nine-example-flow .result strong,
.exponent-nine-simplify-flow .result span,
.exponent-nine-simplify-flow .result strong {
    color: #ffffff;
}


/* ==========================================================
   RULES
========================================================== */

.exponent-nine-rule-section {
    background: var(--exponent9-soft);
}


.exponent-nine-rule-grid {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 16px;
}


.exponent-nine-rule-grid article {
    min-height: 245px;

    padding: 23px;

    background: #ffffff;

    border: 1px solid var(--exponent9-border);
    border-radius: 21px;
}


.exponent-nine-rule-grid article > span {
    display: block;

    margin-bottom: 13px;

    color: var(--exponent9-primary);

    font-size: 0.58rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-rule-grid article > strong {
    display: block;

    margin-bottom: 12px;

    color: var(--exponent9-primary-dark);

    font-size: 1.2rem;
}


.exponent-nine-rule-grid p {
    color: var(--exponent9-muted);

    line-height: 1.65;
}


.exponent-nine-rule-grid small {
    color: var(--exponent9-green);

    font-weight: 800;
}


/* ==========================================================
   ZERO EXPONENT
========================================================== */

.exponent-nine-zero-section {
    background: #ffffff;
}


.exponent-nine-proof-card {
    display: grid;

    grid-template-columns:
        1fr auto 1fr auto 1fr;

    align-items: center;

    gap: 8px;

    padding: 24px;

    background: var(--exponent9-primary-soft);

    border: 1px solid #ddd6fe;
    border-radius: 23px;
}


.exponent-nine-proof-card > div {
    min-height: 145px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 14px;

    background: #ffffff;

    border-radius: 14px;

    text-align: center;
}


.exponent-nine-proof-card span,
.exponent-nine-proof-card strong {
    display: block;
}


.exponent-nine-proof-card span {
    margin-bottom: 6px;

    color: var(--exponent9-muted);

    font-size: 0.53rem;
}


.exponent-nine-proof-card strong {
    color: var(--exponent9-primary-dark);
}


.exponent-nine-proof-card > i {
    color: var(--exponent9-secondary);

    font-style: normal;
    font-weight: 900;
}


.exponent-nine-proof-card .result {
    color: #ffffff;
    background: var(--exponent9-green);
}


.exponent-nine-proof-card .result span,
.exponent-nine-proof-card .result strong {
    color: #ffffff;
}


/* ==========================================================
   NEGATIVE EXPONENT
========================================================== */

.exponent-nine-negative-section {
    background: var(--exponent9-soft);
}


.exponent-nine-negative-card {
    padding: 30px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #3b0764,
            #0f172a
        );

    border-radius: 25px;

    text-align: center;
}


.exponent-nine-negative-card > span {
    display: block;

    margin-bottom: 12px;

    color: rgba(255, 255, 255, 0.62);

    font-size: 0.55rem;
    text-transform: uppercase;
}


.exponent-nine-negative-card > strong {
    display: block;

    margin-bottom: 22px;

    color: #f9a8d4;

    font-size: clamp(
        1.8rem,
        4vw,
        2.8rem
    );
}


.exponent-nine-negative-examples {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 8px;
}


.exponent-nine-negative-examples p {
    margin: 0;
    padding: 14px;

    background: rgba(255, 255, 255, 0.07);

    border-radius: 12px;
}


/* ==========================================================
   MISTAKES
========================================================== */

.exponent-nine-mistake-section {
    background: #ffffff;
}


.exponent-nine-mistake-grid {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 16px;
}


.exponent-nine-mistake-grid article {
    min-height: 250px;

    padding: 23px;

    background: var(--exponent9-red-soft);

    border: 1px solid #fecaca;
    border-radius: 21px;
}


.exponent-nine-mistake-grid article.correct {
    background: var(--exponent9-green-soft);

    border-color: #99f6e4;
}


.exponent-nine-mistake-grid article > span {
    display: block;

    margin-bottom: 13px;

    color: var(--exponent9-red);

    font-size: 0.58rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-mistake-grid article.correct > span {
    color: var(--exponent9-green);
}


.exponent-nine-mistake-grid strong {
    display: block;

    margin-bottom: 12px;

    color: var(--exponent9-text);
}


.exponent-nine-mistake-grid p {
    margin: 0;

    color: var(--exponent9-muted);

    line-height: 1.65;
}


/* ==========================================================
   ROOT
========================================================== */

.exponent-nine-root-section {
    background: var(--exponent9-soft);
}


.exponent-nine-root-card {
    display: grid;

    grid-template-columns:
        1fr auto 1fr;

    align-items: center;

    gap: 10px;

    padding: 25px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #3b0764,
            #0f172a
        );

    border-radius: 24px;
}


.exponent-nine-root-card > div {
    min-height: 180px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 17px;

    background: rgba(255, 255, 255, 0.07);

    border-radius: 15px;

    text-align: center;
}


.exponent-nine-root-card span,
.exponent-nine-root-card strong {
    display: block;
}


.exponent-nine-root-card span {
    margin-bottom: 7px;

    color: rgba(255, 255, 255, 0.62);

    font-size: 0.54rem;
}


.exponent-nine-root-card strong {
    color: #f9a8d4;

    font-size: 1.4rem;
}


.exponent-nine-root-card > i {
    color: #67e8f9;

    font-style: normal;
    font-weight: 900;
}


/* ==========================================================
   PERFECT SQUARES
========================================================== */

.exponent-nine-perfect-section {
    background: #ffffff;
}


.exponent-nine-perfect-grid {
    display: grid;

    grid-template-columns:
        repeat(5, minmax(0, 1fr));

    gap: 10px;
}


.exponent-nine-perfect-grid article {
    min-height: 120px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 14px;

    background: var(--exponent9-soft);

    border: 1px solid var(--exponent9-border);
    border-radius: 16px;

    text-align: center;
}


.exponent-nine-perfect-grid span,
.exponent-nine-perfect-grid strong {
    display: block;
}


.exponent-nine-perfect-grid span {
    margin-bottom: 5px;

    color: var(--exponent9-muted);
}


.exponent-nine-perfect-grid strong {
    color: var(--exponent9-primary-dark);

    font-size: 1.15rem;
}


/* ==========================================================
   SIMPLIFY
========================================================== */

.exponent-nine-simplify-section {
    background: var(--exponent9-soft);
}


/* ==========================================================
   ROOT OPERATIONS
========================================================== */

.exponent-nine-root-operation-section {
    background: #ffffff;
}


.exponent-nine-root-operation-grid {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 16px;
}


.exponent-nine-root-operation-grid article {
    min-height: 230px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 22px;

    background: var(--exponent9-soft);

    border: 1px solid var(--exponent9-border);
    border-radius: 20px;

    text-align: center;
}


.exponent-nine-root-operation-grid span {
    margin-bottom: 14px;

    color: var(--exponent9-primary);

    font-size: 0.57rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-root-operation-grid strong {
    color: var(--exponent9-primary-dark);

    font-size: 1.1rem;
}


.exponent-nine-root-operation-grid i {
    margin: 8px 0;

    color: var(--exponent9-secondary);

    font-style: normal;
    font-weight: 900;
}


.exponent-nine-root-note {
    margin-top: 16px;
    padding: 20px;

    background: var(--exponent9-orange-soft);

    border: 1px solid #fed7aa;
    border-radius: 17px;
}


.exponent-nine-root-note strong {
    color: var(--exponent9-orange);
}


.exponent-nine-root-note p {
    margin: 7px 0 0;

    color: var(--exponent9-muted);
}


/* ==========================================================
   STRATEGY
========================================================== */

.exponent-nine-strategy-section {
    background: var(--exponent9-soft);
}


.exponent-nine-strategy-grid {
    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 14px;
}


.exponent-nine-strategy-grid article {
    min-height: 230px;

    padding: 22px;

    background: #ffffff;

    border: 1px solid var(--exponent9-border);
    border-radius: 20px;
}


.exponent-nine-strategy-grid article > span {
    width: 40px;
    height: 40px;

    display: grid;
    place-items: center;

    margin-bottom: 15px;

    color: #ffffff;
    background: var(--exponent9-primary);

    border-radius: 50%;

    font-size: 0.56rem;
    font-weight: 900;
}


.exponent-nine-strategy-grid h3 {
    margin: 0 0 8px;
}


.exponent-nine-strategy-grid p {
    margin: 0;

    color: var(--exponent9-muted);

    line-height: 1.65;
}


/* ==========================================================
   LAB
========================================================== */

.exponent-nine-lab-section {
    color: #ffffff;

    background: #0f172a;
}


.exponent-nine-lab-section .section-eyebrow {
    color: #d8b4fe;
}


.exponent-nine-lab-section .section-header p {
    color: #94a3b8;
}


.exponent-nine-lab-card {
    max-width: 1080px;

    margin: 0 auto 20px;
    padding: 30px;

    background: rgba(255, 255, 255, 0.06);

    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 28px;
}


.exponent-nine-lab-heading {
    margin-bottom: 24px;

    text-align: center;
}


.exponent-nine-lab-heading > span {
    display: block;

    margin-bottom: 5px;

    color: #d8b4fe;

    font-size: 0.6rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-lab-heading h3 {
    margin: 0 0 7px;

    color: #ffffff;
}


.exponent-nine-lab-heading p {
    margin: 0;

    color: #94a3b8;
}


/* ==========================================================
   POWER LAB
========================================================== */

.exponent-nine-power-lab {
    display: grid;

    grid-template-columns:
        0.72fr 1.28fr;

    gap: 10px;

    margin-bottom: 13px;
}


.exponent-nine-power-controls {
    display: flex;
    flex-direction: column;

    gap: 10px;
}


.exponent-nine-power-controls > div {
    padding: 17px;

    color: #334155;
    background: #ffffff;

    border-radius: 15px;
}


.exponent-nine-power-controls label {
    display: block;

    margin-bottom: 9px;

    color: var(--exponent9-muted);

    font-size: 0.53rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-power-controls input {
    width: 100%;

    accent-color: var(--exponent9-primary);
}


.exponent-nine-power-controls strong {
    display: block;

    margin-top: 7px;

    color: var(--exponent9-primary);

    text-align: center;
}


.exponent-nine-power-machine,
.exponent-nine-root-machine {
    display: grid;

    grid-template-columns:
        1fr auto 1.4fr auto 1fr;

    align-items: center;

    gap: 8px;

    padding: 20px;

    background: rgba(255, 255, 255, 0.05);

    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
}


.exponent-nine-power-machine > div,
.exponent-nine-root-machine > div {
    min-height: 150px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 14px;

    color: #334155;
    background: #ffffff;

    border-radius: 14px;

    text-align: center;
}


.exponent-nine-power-machine span,
.exponent-nine-power-machine strong,
.exponent-nine-root-machine span,
.exponent-nine-root-machine strong {
    display: block;
}


.exponent-nine-power-machine span,
.exponent-nine-root-machine span {
    margin-bottom: 6px;

    color: var(--exponent9-muted);

    font-size: 0.51rem;
}


.exponent-nine-power-machine strong,
.exponent-nine-root-machine strong {
    color: var(--exponent9-primary-dark);
}


.exponent-nine-power-machine > i,
.exponent-nine-root-machine > i {
    color: #f9a8d4;

    font-style: normal;
    font-weight: 900;
}


.exponent-nine-power-machine .result,
.exponent-nine-root-machine .result {
    color: #ffffff;
    background: var(--exponent9-green);
}


.exponent-nine-power-machine .result span,
.exponent-nine-power-machine .result strong,
.exponent-nine-root-machine .result span,
.exponent-nine-root-machine .result strong {
    color: #ffffff;
}


.exponent-nine-power-presets,
.exponent-nine-root-presets {
    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 8px;
}


.exponent-nine-root-presets {
    grid-template-columns:
        repeat(3, minmax(0, 1fr));
}


.exponent-nine-power-presets button,
.exponent-nine-root-presets button {
    min-height: 44px;

    padding: 10px;

    color: #cbd5e1;

    background: rgba(255, 255, 255, 0.06);

    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;

    font-weight: 800;
}


.exponent-nine-lab-message {
    margin-bottom: 13px;
    padding: 14px;

    color: #e9d5ff;

    background: rgba(124, 58, 237, 0.12);

    border: 1px solid rgba(196, 181, 253, 0.2);
    border-radius: 11px;

    text-align: center;

    line-height: 1.6;
}


/* ==========================================================
   ROOT LAB
========================================================== */

.exponent-nine-root-lab {
    display: grid;

    grid-template-columns:
        0.65fr 1.35fr;

    gap: 10px;

    margin-bottom: 13px;
}


.exponent-nine-root-control {
    padding: 20px;

    color: #334155;
    background: #ffffff;

    border-radius: 16px;
}


.exponent-nine-root-control label {
    display: block;

    margin-bottom: 10px;

    color: var(--exponent9-muted);

    font-size: 0.53rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-root-control input {
    width: 100%;

    accent-color: var(--exponent9-primary);
}


.exponent-nine-root-control strong {
    display: block;

    margin-top: 14px;

    color: var(--exponent9-primary-dark);

    font-size: 1.5rem;

    text-align: center;
}


.exponent-nine-root-results {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 8px;

    margin-bottom: 13px;
}


.exponent-nine-root-results > div {
    min-height: 105px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    padding: 13px;

    color: #334155;
    background: #ffffff;

    border-radius: 13px;

    text-align: center;
}


.exponent-nine-root-results span,
.exponent-nine-root-results strong {
    display: block;
}


.exponent-nine-root-results span {
    margin-bottom: 5px;

    color: var(--exponent9-muted);

    font-size: 0.49rem;
    text-transform: uppercase;
}


.exponent-nine-root-results strong {
    color: var(--exponent9-primary-dark);
}


.exponent-nine-root-results .result {
    color: #ffffff;
    background: var(--exponent9-green);
}


.exponent-nine-root-results .result span,
.exponent-nine-root-results .result strong {
    color: #ffffff;
}


/* ==========================================================
   PRACTICE
========================================================== */

.exponent-nine-practice-section {
    background: #ffffff;
}


.exponent-nine-practice-grid {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 16px;
}


.exponent-nine-practice-grid article {
    min-height: 300px;

    padding: 23px;

    background: var(--exponent9-soft);

    border: 1px solid var(--exponent9-border);
    border-radius: 21px;
}


.exponent-nine-practice-grid article > span {
    display: block;

    margin-bottom: 12px;

    color: var(--exponent9-primary);

    font-size: 0.59rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-practice-grid h3 {
    min-height: 90px;

    margin: 0 0 18px;
}


.exponent-nine-practice-grid details {
    padding-top: 14px;

    border-top: 1px solid var(--exponent9-border);
}


.exponent-nine-practice-grid summary {
    color: var(--exponent9-primary-dark);

    cursor: pointer;

    font-weight: 800;
}


.exponent-nine-practice-grid details p {
    color: var(--exponent9-muted);

    line-height: 1.65;
}


/* ==========================================================
   QUIZ
========================================================== */

.exponent-nine-quiz-section {
    background: var(--exponent9-soft);
}


.exponent-nine-quiz-wrapper {
    max-width: 980px;

    margin-inline: auto;
}


.exponent-nine-quiz-heading {
    margin-bottom: 25px;

    text-align: center;
}


.exponent-nine-quiz-heading h2 {
    margin: 8px 0;
}


.exponent-nine-quiz-heading p {
    margin: 0;

    color: var(--exponent9-muted);
}


.exponent-nine-quiz-card {
    padding: 28px;

    background: #ffffff;

    border: 1px solid var(--exponent9-border);
    border-radius: 26px;
}


.exponent-nine-quiz-question {
    padding: 22px 0;

    border-bottom: 1px solid var(--exponent9-border);
}


.exponent-nine-quiz-question:first-child {
    padding-top: 0;
}


.exponent-nine-quiz-question > span {
    display: block;

    margin-bottom: 8px;

    color: var(--exponent9-primary);

    font-size: 0.58rem;
    font-weight: 900;
}


.exponent-nine-quiz-question h3 {
    margin: 0 0 15px;
}


.exponent-nine-quiz-options {
    display: grid;

    grid-template-columns:
        repeat(3, minmax(0, 1fr));

    gap: 8px;
}


.exponent-nine-quiz-options button {
    min-height: 48px;

    padding: 10px;

    color: #334155;
    background: var(--exponent9-soft);

    border: 1px solid var(--exponent9-border);
    border-radius: 11px;

    font-weight: 750;
}


.exponent-nine-quiz-options button.selected {
    color: var(--exponent9-primary-dark);
    background: var(--exponent9-primary-soft);
    border-color: #c4b5fd;
}


.exponent-nine-quiz-options button.correct {
    color: #166534;
    background: #dcfce7;
    border-color: #86efac;
}


.exponent-nine-quiz-options button.incorrect {
    color: #991b1b;
    background: #fee2e2;
    border-color: #fca5a5;
}


.exponent-nine-quiz-footer {
    display: flex;
    align-items: center;
    flex-wrap: wrap;

    gap: 10px;

    padding-top: 22px;
}


.exponent-nine-quiz-result {
    flex-basis: 100%;

    margin-top: 5px;

    color: #334155;

    font-weight: 750;
}


/* ==========================================================
   SUMMARY
========================================================== */

.exponent-nine-summary-section {
    background: #ffffff;
}


.exponent-nine-summary-card {
    padding: 35px;

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #6d28d9,
            #7c3aed 48%,
            #be185d
        );

    border-radius: 28px;
}


.exponent-nine-summary-card > div:first-child {
    margin-bottom: 25px;
}


.exponent-nine-summary-card > div:first-child > span {
    display: block;

    margin-bottom: 6px;

    color: rgba(255, 255, 255, 0.67);

    font-size: 0.6rem;
    font-weight: 850;
    text-transform: uppercase;
}


.exponent-nine-summary-card h2 {
    margin: 0;

    color: #ffffff;
}


.exponent-nine-summary-grid {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 10px;
}


.exponent-nine-summary-grid p {
    margin: 0;
    padding: 16px;

    color: rgba(255, 255, 255, 0.77);

    background: rgba(255, 255, 255, 0.07);

    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;

    line-height: 1.65;
}


.exponent-nine-summary-grid strong {
    color: #f9a8d4;
}


/* ==========================================================
   NAVIGATION
========================================================== */

.exponent-nine-navigation-section {
    padding: 40px 0 70px;

    background: var(--exponent9-soft);
}


.exponent-nine-navigation {
    display: grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap: 12px;
}


.exponent-nine-navigation-card {
    display: flex;
    align-items: center;

    gap: 15px;

    padding: 20px;

    color: #334155;
    background: #ffffff;

    border: 1px solid var(--exponent9-border);
    border-radius: 17px;

    text-decoration: none;
}


.exponent-nine-navigation-card.next {
    justify-content: flex-end;

    text-align: right;
}


.exponent-nine-navigation-card > span {
    color: var(--exponent9-primary);

    font-size: 1.25rem;
    font-weight: 900;
}


.exponent-nine-navigation-card small,
.exponent-nine-navigation-card strong,
.exponent-nine-navigation-card div > span {
    display: block;
}


.exponent-nine-navigation-card small {
    margin-bottom: 4px;

    color: var(--exponent9-muted);
}


.exponent-nine-navigation-card div > span {
    margin-top: 4px;

    color: var(--exponent9-muted);

    font-size: 0.62rem;
}


.exponent-nine-navigation-card.disabled {
    opacity: 0.58;

    cursor: default;
}


/* ==========================================================
   RESPONSIVE
========================================================== */

@media (max-width: 1120px) {

    .exponent-nine-hero-container,
    .exponent-nine-two-column {
        grid-template-columns: 1fr;

        gap: 48px;
    }


    .exponent-nine-hero-content {
        max-width: 820px;
    }


    .exponent-nine-hero-visual,
    .exponent-nine-anatomy-card,
    .exponent-nine-negative-card,
    .exponent-nine-root-card {
        width: 100%;
        max-width: 820px;

        margin-inline: auto;
    }


    .exponent-nine-strategy-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

}


@media (max-width: 880px) {

    .exponent-nine-mistake-grid,
    .exponent-nine-root-operation-grid,
    .exponent-nine-practice-grid {
        grid-template-columns: 1fr;
    }


    .exponent-nine-perfect-grid {
        grid-template-columns:
            repeat(3, minmax(0, 1fr));
    }


    .exponent-nine-power-lab,
    .exponent-nine-root-lab {
        grid-template-columns: 1fr;
    }

}


@media (max-width: 680px) {

    .exponent-root-grade-nine-page .section {
        padding: 62px 0;
    }


    .exponent-nine-hero {
        padding: 52px 0 64px;
    }


    .exponent-nine-hero-content h1 {
        font-size: clamp(
            2.35rem,
            10.7vw,
            3.55rem
        );

        line-height: 1.04;
    }


    .exponent-nine-hero-actions {
        flex-direction: column;
    }


    .exponent-nine-hero-actions .button {
        width: 100%;
    }


    .exponent-nine-hero-meta,
    .exponent-nine-objective-list,
    .exponent-nine-rule-grid,
    .exponent-nine-strategy-grid,
    .exponent-nine-summary-grid,
    .exponent-nine-navigation {
        grid-template-columns: 1fr;
    }


    .exponent-nine-board-power,
    .exponent-nine-board-root {
        grid-template-columns: 1fr;
    }


    .exponent-nine-board-power > i,
    .exponent-nine-board-root > i {
        justify-self: center;
    }


    .exponent-nine-board-footer {
        grid-template-columns: 1fr;
    }


    .exponent-nine-anatomy-card {
        grid-template-columns: 1fr;
    }


    .exponent-nine-example-flow,
    .exponent-nine-simplify-flow {
        grid-template-columns: 1fr;
    }


    .exponent-nine-example-flow > i,
    .exponent-nine-simplify-flow > i {
        transform: rotate(90deg);

        justify-self: center;
    }


    .exponent-nine-proof-card {
        grid-template-columns: 1fr;
    }


    .exponent-nine-proof-card > i {
        justify-self: center;
    }


    .exponent-nine-negative-examples {
        grid-template-columns: 1fr;
    }


    .exponent-nine-root-card {
        grid-template-columns: 1fr;
    }


    .exponent-nine-root-card > i {
        transform: rotate(90deg);

        justify-self: center;
    }


    .exponent-nine-perfect-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .exponent-nine-power-machine,
    .exponent-nine-root-machine {
        grid-template-columns: 1fr;
    }


    .exponent-nine-power-machine > i,
    .exponent-nine-root-machine > i {
        justify-self: center;
    }


    .exponent-nine-power-presets,
    .exponent-nine-root-presets,
    .exponent-nine-quiz-options {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .exponent-nine-root-results {
        grid-template-columns: 1fr;
    }


    .exponent-nine-navigation-card.next {
        justify-content: flex-start;

        text-align: left;
    }

}


@media (max-width: 460px) {

    .exponent-nine-board,
    .exponent-nine-lab-card,
    .exponent-nine-quiz-card,
    .exponent-nine-summary-card {
        padding: 20px;
    }


    .exponent-nine-perfect-grid,
    .exponent-nine-power-presets,
    .exponent-nine-root-presets,
    .exponent-nine-quiz-options {
        grid-template-columns: 1fr;
    }

}