/* ==========================================================
   BELAJAREDUTECH
   TRANSFORMASI FUNGSI
   MATEMATIKA SMA / SMK KELAS 12
========================================================== */

.function-transform-grade-twelve-page {
    --ft12-primary: #7c3aed;
    --ft12-primary-dark: #6d28d9;
    --ft12-primary-soft: #f5f3ff;

    --ft12-secondary: #2563eb;
    --ft12-secondary-soft: #eff6ff;

    --ft12-cyan: #0891b2;
    --ft12-green: #0f766e;
    --ft12-green-soft: #f0fdfa;

    --ft12-orange: #ea580c;
    --ft12-red: #b91c1c;

    --ft12-text: #0f172a;
    --ft12-muted: #64748b;
    --ft12-border: #e2e8f0;
    --ft12-soft: #f8fafc;
}


.function-transform-grade-twelve-page .section {
    padding: 82px 0;
}


.function-transform-footer-disabled {
    display: block;
    margin-bottom: 8px;

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

    cursor: default;
}


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

.function-transform-breadcrumb-section {
    background: #ffffff;

    border-bottom:
        1px solid
        var(--ft12-border);
}


.function-transform-breadcrumb {
    min-height: 54px;

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

    gap: 8px;

    color: var(--ft12-muted);

    font-size: 0.76rem;
}


.function-transform-breadcrumb a {
    color: var(--ft12-muted);
    text-decoration: none;
}


.function-transform-breadcrumb a:hover {
    color: var(--ft12-primary);
}


.function-transform-breadcrumb strong {
    color: #334155;
}


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

.function-transform-hero {
    overflow: hidden;

    padding: 76px 0 88px;

    background:
        radial-gradient(
            circle at 88% 15%,
            rgba(124, 58, 237, 0.16),
            transparent 30%
        ),
        radial-gradient(
            circle at 10% 88%,
            rgba(37, 99, 235, 0.11),
            transparent 31%
        ),
        linear-gradient(
            180deg,
            #fbfaff,
            #ffffff
        );
}


.function-transform-hero-container {
    display: grid;

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

    align-items: center;

    gap: 52px;
}


.function-transform-hero-content,
.function-transform-hero-visual {
    min-width: 0;
}


.function-transform-topic-badge {
    width: fit-content;

    display: flex;
    align-items: center;

    gap: 10px;

    margin-bottom: 14px;

    color: var(--ft12-primary-dark);

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


.function-transform-topic-badge span {
    width: 40px;
    height: 40px;

    display: grid;
    place-items: center;

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            var(--ft12-primary),
            var(--ft12-secondary)
        );

    border-radius: 12px;

    font-size: 0.62rem;
}


.function-transform-hero-content h1 {
    margin: 0 0 22px;

    font-size:
        clamp(
            3rem,
            5vw,
            4.8rem
        );

    line-height: 1.01;
    letter-spacing: -0.055em;
}


.function-transform-hero-content > p {
    max-width: 700px;

    margin: 0;

    color: var(--ft12-muted);

    line-height: 1.8;
}


.function-transform-hero-actions {
    display: flex;
    flex-wrap: wrap;

    gap: 12px;

    margin-top: 30px;
}


.function-transform-hero-meta {
    max-width: 700px;

    display: grid;

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

    gap: 10px;

    margin-top: 34px;
}


.function-transform-hero-meta > div {
    padding: 16px;

    background:
        rgba(255, 255, 255, 0.9);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 14px;
}


.function-transform-hero-meta strong,
.function-transform-hero-meta span {
    display: block;
}


.function-transform-hero-meta strong {
    margin-bottom: 4px;

    color: var(--ft12-primary-dark);

    font-size: 0.92rem;
}


.function-transform-hero-meta span {
    color: var(--ft12-muted);

    font-size: 0.65rem;
}


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

.function-transform-hero-visual {
    width: 100%;
    max-width: 620px;

    margin-left: auto;
}


.function-transform-board {
    padding: 28px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #3b0764,
            #6d28d9 48%,
            #1d4ed8
        );

    border-radius: 30px;

    box-shadow:
        0 32px 85px
        rgba(109, 40, 217, 0.23);
}


.function-transform-board-label {
    display: block;

    margin-bottom: 15px;

    color:
        rgba(255, 255, 255, 0.65);

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


.function-transform-board-svg {
    width: 100%;
    height: auto;

    display: block;

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

    border-radius: 18px;
}


.function-transform-board-svg .board-axis {
    stroke:
        rgba(255, 255, 255, 0.34);

    stroke-width: 2;
}


.function-transform-board-svg .board-base-graph {
    fill: none;

    stroke: #c4b5fd;
    stroke-width: 4;

    stroke-linecap: round;
}


.function-transform-board-svg .board-transform-graph {
    fill: none;

    stroke: #67e8f9;
    stroke-width: 4;

    stroke-linecap: round;
}


.function-transform-board-svg .board-base-label {
    fill: #ddd6fe;

    font-size: 16px;
    font-weight: 850;
}


.function-transform-board-svg .board-transform-label {
    fill: #67e8f9;

    font-size: 16px;
    font-weight: 850;
}


.function-transform-board-flow {
    display: grid;

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

    align-items: center;

    gap: 8px;

    margin-top: 12px;
}


.function-transform-board-flow > div {
    min-height: 92px;

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

    padding: 11px;

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

    border-radius: 12px;

    text-align: center;
}


.function-transform-board-flow span,
.function-transform-board-flow strong {
    display: block;
}


.function-transform-board-flow span {
    margin-bottom: 5px;

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

    font-size: 0.48rem;
}


.function-transform-board-flow strong {
    color: #93c5fd;
}


.function-transform-board-flow > i {
    color: #d8b4fe;

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


.function-transform-board-formula {
    margin-top: 12px;
    padding: 15px;

    background:
        rgba(8, 145, 178, 0.55);

    border-radius: 13px;

    text-align: center;
}


.function-transform-board-formula span,
.function-transform-board-formula strong {
    display: block;
}


.function-transform-board-formula span {
    margin-bottom: 5px;

    color:
        rgba(255, 255, 255, 0.68);

    font-size: 0.5rem;
}


.function-transform-board-formula strong {
    color: #ffffff;
}


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

.function-transform-progress-section {
    padding: 14px 0;

    background: #ffffff;

    border-top:
        1px solid
        var(--ft12-border);

    border-bottom:
        1px solid
        var(--ft12-border);
}


.function-transform-progress-list {
    display: flex;
    align-items: center;

    gap: 8px;

    overflow-x: auto;

    padding-bottom: 3px;
}


.function-transform-progress-list a {
    flex-shrink: 0;

    display: flex;
    align-items: center;

    gap: 7px;

    padding: 8px 11px;

    color: var(--ft12-muted);
    background: var(--ft12-soft);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 999px;

    text-decoration: none;

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


.function-transform-progress-list a:hover {
    color: var(--ft12-primary-dark);
    background: var(--ft12-primary-soft);

    border-color: #c4b5fd;
}


.function-transform-progress-list span {
    color: var(--ft12-primary);

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


/* ==========================================================
   COMMON
========================================================== */

.function-transform-two-column {
    display: grid;

    grid-template-columns:
        minmax(0, 0.82fr)
        minmax(500px, 1.18fr);

    align-items: center;

    gap: 70px;
}


.function-transform-section-content h2 {
    margin: 12px 0 18px;

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

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


.function-transform-section-content p {
    color: var(--ft12-muted);

    line-height: 1.8;
}


.function-transform-inline-formula {
    margin: 13px 0;
    padding: 15px;

    color: var(--ft12-primary-dark);
    background: var(--ft12-primary-soft);

    border:
        1px solid
        #ddd6fe;

    border-radius: 14px;

    font-size: 1.08rem;
    font-weight: 900;

    text-align: center;
}


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

.function-transform-objective-section {
    background: #ffffff;
}


.function-transform-objective-list {
    display: grid;

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

    gap: 10px;
}


.function-transform-objective-list article {
    min-height: 145px;

    padding: 18px;

    background: var(--ft12-soft);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 17px;
}


.function-transform-objective-list article > span,
.function-transform-strategy-grid article > span {
    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

    margin-bottom: 12px;

    color: #ffffff;
    background: var(--ft12-primary);

    border-radius: 50%;

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


.function-transform-objective-list p {
    margin: 0;

    color: var(--ft12-muted);

    line-height: 1.65;
}


/* ==========================================================
   BASE FUNCTION
========================================================== */

.function-transform-base-section {
    background: var(--ft12-soft);
}


.function-transform-base-grid {
    display: grid;

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

    gap: 14px;
}


.function-transform-base-grid article {
    min-height: 240px;

    padding: 22px;

    background: #ffffff;

    border:
        1px solid
        var(--ft12-border);

    border-radius: 20px;
}


.function-transform-base-grid span {
    display: block;

    margin-bottom: 10px;

    color: var(--ft12-primary);

    font-size: 0.56rem;
    font-weight: 850;
    text-transform: uppercase;
}


.function-transform-base-grid strong {
    display: block;

    margin-bottom: 12px;

    color: var(--ft12-primary-dark);

    font-size: 1.16rem;
}


.function-transform-base-grid p {
    margin: 0;

    color: var(--ft12-muted);

    line-height: 1.67;
}


/* ==========================================================
   TRANSLATION
========================================================== */

.function-transform-translation-section {
    background: #ffffff;
}


.function-transform-rule-grid,
.function-transform-mistake-grid {
    display: grid;

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

    gap: 14px;
}


.function-transform-rule-grid article,
.function-transform-mistake-grid article {
    min-height: 260px;

    padding: 21px;

    background: var(--ft12-soft);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 19px;
}


.function-transform-rule-grid span,
.function-transform-mistake-grid article > span {
    display: block;

    margin-bottom: 10px;

    color: var(--ft12-primary);

    font-size: 0.55rem;
    font-weight: 850;
    text-transform: uppercase;
}


.function-transform-rule-grid strong,
.function-transform-mistake-grid strong {
    display: block;

    margin-bottom: 12px;

    color: var(--ft12-primary-dark);
}


.function-transform-rule-grid p,
.function-transform-mistake-grid p {
    color: var(--ft12-muted);

    line-height: 1.66;
}


.function-transform-important-note {
    max-width: 950px;

    margin: 18px auto 0;
    padding: 18px;

    color: #5b21b6;
    background: var(--ft12-primary-soft);

    border:
        1px solid
        #ddd6fe;

    border-radius: 14px;

    text-align: center;

    line-height: 1.7;
}


.function-transform-important-note span {
    font-weight: 900;
}


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

.function-transform-example-section {
    background: var(--ft12-soft);
}


.function-transform-step-card {
    display: grid;

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

    align-items: center;

    gap: 8px;

    padding: 25px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #4c1d95,
            #7c3aed
        );

    border-radius: 24px;
}


.function-transform-step-card > div {
    min-height: 155px;

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

    padding: 13px;

    background:
        rgba(255, 255, 255, 0.08);

    border-radius: 13px;

    text-align: center;
}


.function-transform-step-card span,
.function-transform-step-card strong,
.function-transform-step-card p {
    display: block;
}


.function-transform-step-card span {
    margin-bottom: 6px;

    color: #ddd6fe;

    font-size: 0.52rem;
}


.function-transform-step-card strong {
    color: #93c5fd;
}


.function-transform-step-card p {
    margin: 8px 0 0;

    color:
        rgba(255, 255, 255, 0.72);

    line-height: 1.5;
}


.function-transform-step-card > i {
    color: #d8b4fe;

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


.function-transform-step-card .result {
    background: var(--ft12-green);
}


.function-transform-step-card .result strong {
    color: #ffffff;
}


/* ==========================================================
   REFLECTION
========================================================== */

.function-transform-reflection-section {
    background: #ffffff;
}


.function-transform-reflection-grid,
.function-transform-dilation-grid {
    display: grid;

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

    gap: 16px;

    max-width: 950px;

    margin-inline: auto;
}


.function-transform-reflection-grid article,
.function-transform-dilation-grid article {
    min-height: 260px;

    padding: 23px;

    background: var(--ft12-soft);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 21px;
}


.function-transform-reflection-icon {
    width: 54px;
    height: 54px;

    display: grid;
    place-items: center;

    margin-bottom: 13px;

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            var(--ft12-primary),
            var(--ft12-secondary)
        );

    border-radius: 16px;

    font-weight: 900;
}


.function-transform-reflection-grid article > span,
.function-transform-dilation-grid article > span {
    display: block;

    margin-bottom: 8px;

    color: var(--ft12-primary);

    font-size: 0.55rem;
    font-weight: 850;
    text-transform: uppercase;
}


.function-transform-reflection-grid strong,
.function-transform-dilation-grid strong {
    display: block;

    margin-bottom: 11px;

    color: var(--ft12-primary-dark);

    font-size: 1.1rem;
}


.function-transform-reflection-grid p,
.function-transform-dilation-grid p {
    color: var(--ft12-muted);

    line-height: 1.67;
}


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

.function-transform-reflection-example {
    background: var(--ft12-soft);
}


.function-transform-point-card {
    display: grid;

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

    gap: 10px;

    padding: 24px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #164e63,
            #0891b2
        );

    border-radius: 24px;
}


.function-transform-point-card > div {
    min-height: 145px;

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

    padding: 13px;

    background:
        rgba(255, 255, 255, 0.08);

    border-radius: 13px;

    text-align: center;
}


.function-transform-point-card span,
.function-transform-point-card strong {
    display: block;
}


.function-transform-point-card span {
    margin-bottom: 6px;

    color: #cffafe;

    font-size: 0.52rem;
}


.function-transform-point-card strong {
    color: #67e8f9;

    font-size: 1.1rem;
}


/* ==========================================================
   DILATION
========================================================== */

.function-transform-dilation-section {
    background: #ffffff;
}


.function-transform-dilation-details {
    max-width: 1000px;

    display: grid;

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

    gap: 10px;

    margin: 18px auto 0;
}


.function-transform-dilation-details > div {
    padding: 15px;

    background: var(--ft12-primary-soft);

    border:
        1px solid
        #ddd6fe;

    border-radius: 13px;

    text-align: center;
}


.function-transform-dilation-details span,
.function-transform-dilation-details strong {
    display: block;
}


.function-transform-dilation-details span {
    margin-bottom: 5px;

    color: var(--ft12-primary);

    font-size: 0.55rem;
    font-weight: 850;
}


.function-transform-dilation-details strong {
    color: #334155;

    font-size: 0.7rem;
}


/* ==========================================================
   NEGATIVE SCALE
========================================================== */

.function-transform-negative-section {
    background: var(--ft12-soft);
}


.function-transform-negative-card {
    display: grid;

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

    gap: 14px;

    padding: 30px;

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #312e81,
            #4c1d95,
            #7c3aed
        );

    border-radius: 27px;
}


.function-transform-negative-card > div {
    padding: 20px;

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

    border-radius: 15px;
}


.function-transform-negative-card span {
    display: block;

    margin-bottom: 7px;

    color: #c4b5fd;

    font-size: 0.55rem;
    font-weight: 850;
    text-transform: uppercase;
}


.function-transform-negative-card h2 {
    margin: 0 0 10px;

    color: #ffffff;

    font-size: 1.35rem;
}


.function-transform-negative-card p {
    margin: 0;

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

    line-height: 1.67;
}


/* ==========================================================
   COMBINED
========================================================== */

.function-transform-combined-section {
    background: #ffffff;
}


.function-transform-combined-formula {
    max-width: 850px;

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

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            var(--ft12-primary),
            var(--ft12-secondary)
        );

    border-radius: 16px;

    font-size: 1.2rem;
    font-weight: 900;

    text-align: center;
}


.function-transform-combined-grid {
    display: grid;

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

    gap: 14px;
}


.function-transform-combined-grid article {
    min-height: 245px;

    padding: 21px;

    background: var(--ft12-soft);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 19px;
}


.function-transform-combined-grid article > span {
    width: 42px;
    height: 42px;

    display: grid;
    place-items: center;

    margin-bottom: 12px;

    color: #ffffff;
    background: var(--ft12-primary);

    border-radius: 12px;

    font-weight: 900;
}


.function-transform-combined-grid h3 {
    margin: 0 0 9px;
}


.function-transform-combined-grid p {
    color: var(--ft12-muted);

    line-height: 1.65;
}


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

.function-transform-combined-example {
    background: var(--ft12-soft);
}


.function-transform-combined-example-card {
    display: grid;

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

    gap: 9px;

    padding: 24px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #1e1b4b,
            #4338ca
        );

    border-radius: 24px;
}


.function-transform-combined-example-card > div {
    min-height: 115px;

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

    padding: 14px;

    background:
        rgba(255, 255, 255, 0.08);

    border-radius: 12px;

    text-align: center;
}


.function-transform-combined-example-card span,
.function-transform-combined-example-card strong {
    display: block;
}


.function-transform-combined-example-card span {
    margin-bottom: 6px;

    color: #c7d2fe;

    font-size: 0.52rem;
}


.function-transform-combined-example-card strong {
    color: #93c5fd;
}


.function-transform-combined-example-card .result {
    background: var(--ft12-green);
}


.function-transform-combined-example-card .result strong {
    color: #ffffff;
}


/* ==========================================================
   MAPPING
========================================================== */

.function-transform-mapping-section {
    background: #ffffff;
}


.function-transform-mapping-formula {
    max-width: 950px;

    margin-inline: auto;
    padding: 25px;

    color: #334155;
    background: var(--ft12-primary-soft);

    border:
        1px solid
        #ddd6fe;

    border-radius: 18px;

    text-align: center;

    line-height: 1.9;
}


.function-transform-mapping-formula strong,
.function-transform-mapping-formula b {
    color: var(--ft12-primary-dark);
}


/* ==========================================================
   DOMAIN
========================================================== */

.function-transform-domain-section {
    background: var(--ft12-soft);
}


.function-transform-domain-grid {
    display: grid;

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

    gap: 15px;
}


.function-transform-domain-grid article {
    min-height: 225px;

    padding: 22px;

    background: #ffffff;

    border:
        1px solid
        var(--ft12-border);

    border-radius: 20px;
}


.function-transform-domain-grid span {
    display: block;

    margin-bottom: 9px;

    color: var(--ft12-primary);

    font-size: 0.55rem;
    font-weight: 850;
    text-transform: uppercase;
}


.function-transform-domain-grid strong {
    display: block;

    margin-bottom: 11px;

    color: var(--ft12-primary-dark);
}


.function-transform-domain-grid p {
    margin: 0;

    color: var(--ft12-muted);

    line-height: 1.67;
}


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

.function-transform-mistake-section {
    background: #ffffff;
}


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

.function-transform-strategy-section {
    background: var(--ft12-soft);
}


.function-transform-strategy-grid {
    display: grid;

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

    gap: 12px;
}


.function-transform-strategy-grid article {
    min-height: 245px;

    padding: 20px;

    background: #ffffff;

    border:
        1px solid
        var(--ft12-border);

    border-radius: 18px;
}


.function-transform-strategy-grid h3 {
    margin: 0 0 9px;
}


.function-transform-strategy-grid p {
    margin: 0;

    color: var(--ft12-muted);

    line-height: 1.65;
}


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

.function-transform-lab-section {
    color: #ffffff;

    background: #0f172a;
}


.function-transform-lab-section .section-eyebrow {
    color: #c4b5fd;
}


.function-transform-lab-section .section-header p {
    color: #94a3b8;
}


.function-transform-lab-card {
    max-width: 1140px;

    margin: 0 auto 22px;
    padding: 30px;

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

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

    border-radius: 28px;
}


.function-transform-lab-heading {
    margin-bottom: 24px;

    text-align: center;
}


.function-transform-lab-heading > span {
    display: block;

    margin-bottom: 5px;

    color: #c4b5fd;

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


.function-transform-lab-heading h3 {
    margin: 0 0 7px;

    color: #ffffff;
}


.function-transform-lab-heading p {
    margin: 0;

    color: #94a3b8;
}


.function-transform-lab-heading p strong {
    color: #e0e7ff;
}


/* ==========================================================
   LAB 1
========================================================== */

.function-transform-explorer-layout {
    display: grid;

    grid-template-columns:
        0.32fr 0.68fr;

    gap: 12px;

    margin-bottom: 12px;
}


.function-transform-explorer-controls,
.function-transform-point-controls {
    display: flex;
    flex-direction: column;

    gap: 9px;
}


.function-transform-explorer-controls label,
.function-transform-point-controls label {
    padding: 13px;

    color: #334155;
    background: #ffffff;

    border-radius: 12px;
}


.function-transform-explorer-controls label > span,
.function-transform-point-controls label > span {
    display: block;

    margin-bottom: 6px;

    color: var(--ft12-muted);

    font-size: 0.5rem;
    font-weight: 850;
    text-transform: uppercase;
}


.function-transform-explorer-controls input,
.function-transform-explorer-controls select,
.function-transform-point-controls input {
    width: 100%;
    min-height: 42px;

    padding: 8px 10px;

    background: #ffffff;

    border:
        1px solid
        var(--ft12-border);

    border-radius: 9px;
}


.function-transform-control-grid {
    display: grid;

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

    gap: 8px;
}


.function-transform-control-title {
    padding: 9px 12px;

    color: #c4b5fd;
    background:
        rgba(124, 58, 237, 0.17);

    border-radius: 9px;

    font-size: 0.55rem;
    font-weight: 850;
    text-transform: uppercase;
}


.function-transform-explorer-controls .button,
.function-transform-point-controls .button {
    width: 100%;
}


.function-transform-explorer-output {
    min-width: 0;
}


.function-transform-equation-card {
    margin-bottom: 8px;
    padding: 13px;

    color: #334155;
    background: #ffffff;

    border-radius: 12px;

    text-align: center;
}


.function-transform-equation-card span,
.function-transform-equation-card strong {
    display: block;
}


.function-transform-equation-card span {
    margin-bottom: 5px;

    color: var(--ft12-muted);

    font-size: 0.49rem;
}


.function-transform-equation-card strong {
    color: var(--ft12-primary-dark);
}


.function-transform-equation-card.result {
    color: #ffffff;
    background: var(--ft12-green);
}


.function-transform-equation-card.result span,
.function-transform-equation-card.result strong {
    color: #ffffff;
}


.function-transform-chart-card {
    padding: 12px;

    background: #ffffff;

    border-radius: 14px;
}


.function-transform-chart {
    width: 100%;
    height: auto;

    display: block;

    background: var(--ft12-soft);

    border-radius: 10px;
}


.function-transform-chart .chart-axis {
    stroke: #94a3b8;
    stroke-width: 2;
}


.function-transform-chart .chart-grid-line {
    stroke: #e2e8f0;
    stroke-width: 1;
}


.function-transform-chart .chart-base-path {
    fill: none;

    stroke: #94a3b8;
    stroke-width: 3;

    stroke-linecap: round;
    stroke-linejoin: round;
}


.function-transform-chart .chart-result-path {
    fill: none;

    stroke: var(--ft12-primary);
    stroke-width: 4;

    stroke-linecap: round;
    stroke-linejoin: round;
}


.function-transform-chart-legend {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;

    gap: 10px;

    margin-top: 10px;
}


.function-transform-chart-legend span {
    padding: 6px 9px;

    color: #475569;
    background: var(--ft12-soft);

    border-radius: 999px;

    font-size: 0.54rem;
    font-weight: 800;
}


.function-transform-chart-legend span:last-child {
    color: var(--ft12-primary-dark);
    background: var(--ft12-primary-soft);
}


/* ==========================================================
   LAB 2
========================================================== */

.function-transform-point-lab-layout {
    display: grid;

    grid-template-columns:
        0.32fr 0.68fr;

    gap: 12px;

    margin-bottom: 12px;
}


.function-transform-point-output {
    display: grid;

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

    align-items: center;

    gap: 7px;

    padding: 16px;

    background:
        rgba(255, 255, 255, 0.04);

    border-radius: 15px;
}


.function-transform-point-output > div {
    min-height: 175px;

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

    padding: 11px;

    color: #334155;
    background: #ffffff;

    border-radius: 12px;

    text-align: center;
}


.function-transform-point-output span,
.function-transform-point-output strong {
    display: block;
}


.function-transform-point-output span {
    margin-bottom: 6px;

    color: var(--ft12-muted);

    font-size: 0.49rem;
}


.function-transform-point-output strong {
    color: var(--ft12-primary-dark);

    line-height: 1.55;
}


.function-transform-point-output > i {
    color: #c4b5fd;

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


.function-transform-point-output .result {
    color: #ffffff;
    background: var(--ft12-green);
}


.function-transform-point-output .result span,
.function-transform-point-output .result strong {
    color: #ffffff;
}


.function-transform-lab-message {
    padding: 14px;

    color: #ede9fe;

    background:
        rgba(124, 58, 237, 0.15);

    border:
        1px solid
        rgba(196, 181, 253, 0.22);

    border-radius: 11px;

    text-align: center;

    line-height: 1.6;
}


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

.function-transform-practice-section {
    background: var(--ft12-soft);
}


.function-transform-practice-grid {
    display: grid;

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

    gap: 16px;
}


.function-transform-practice-grid article {
    min-height: 300px;

    padding: 23px;

    background: #ffffff;

    border:
        1px solid
        var(--ft12-border);

    border-radius: 21px;
}


.function-transform-practice-grid article > span {
    display: block;

    margin-bottom: 12px;

    color: var(--ft12-primary);

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


.function-transform-practice-grid h3 {
    min-height: 110px;

    margin: 0 0 18px;

    line-height: 1.5;
}


.function-transform-practice-grid details {
    padding-top: 14px;

    border-top:
        1px solid
        var(--ft12-border);
}


.function-transform-practice-grid summary {
    color: var(--ft12-primary-dark);

    cursor: pointer;

    font-weight: 800;
}


.function-transform-practice-grid details p {
    color: var(--ft12-muted);

    line-height: 1.7;
}


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

.function-transform-quiz-section {
    background: #ffffff;
}


.function-transform-quiz-wrapper {
    max-width: 980px;

    margin-inline: auto;
}


.function-transform-quiz-heading {
    margin-bottom: 25px;

    text-align: center;
}


.function-transform-quiz-heading h2 {
    margin: 8px 0;
}


.function-transform-quiz-card {
    padding: 28px;

    background: var(--ft12-soft);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 26px;
}


.function-transform-quiz-question {
    padding: 22px 0;

    border-bottom:
        1px solid
        var(--ft12-border);
}


.function-transform-quiz-question:first-child {
    padding-top: 0;
}


.function-transform-quiz-question > span {
    display: block;

    margin-bottom: 8px;

    color: var(--ft12-primary);

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


.function-transform-quiz-question h3 {
    margin: 0 0 15px;
}


.function-transform-quiz-options {
    display: grid;

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

    gap: 8px;
}


.function-transform-quiz-options button {
    min-height: 48px;

    padding: 10px;

    color: #334155;
    background: #ffffff;

    border:
        1px solid
        var(--ft12-border);

    border-radius: 11px;

    font-weight: 750;

    cursor: pointer;
}


.function-transform-quiz-options button.selected {
    color: var(--ft12-primary-dark);
    background: var(--ft12-primary-soft);

    border-color: #c4b5fd;
}


.function-transform-quiz-options button.correct {
    color: #166534;
    background: #dcfce7;

    border-color: #86efac;
}


.function-transform-quiz-options button.incorrect {
    color: #991b1b;
    background: #fee2e2;

    border-color: #fca5a5;
}


.function-transform-quiz-footer {
    display: flex;
    align-items: center;
    flex-wrap: wrap;

    gap: 10px;

    padding-top: 22px;
}


.function-transform-quiz-result {
    flex-basis: 100%;

    color: #334155;

    font-weight: 750;
}


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

.function-transform-summary-section {
    background: var(--ft12-soft);
}


.function-transform-summary-card {
    padding: 35px;

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #6d28d9,
            #7c3aed 48%,
            #2563eb
        );

    border-radius: 28px;
}


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


.function-transform-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;
}


.function-transform-summary-card h2 {
    margin: 0;

    color: #ffffff;
}


.function-transform-summary-grid {
    display: grid;

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

    gap: 10px;
}


.function-transform-summary-grid p {
    margin: 0;
    padding: 16px;

    color:
        rgba(255, 255, 255, 0.82);

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

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

    border-radius: 14px;

    line-height: 1.65;
}


.function-transform-summary-grid strong {
    color: #93c5fd;
}


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

.function-transform-navigation-section {
    padding: 40px 0 70px;

    background: #ffffff;
}


.function-transform-navigation {
    display: grid;

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

    gap: 12px;
}


.function-transform-navigation-card {
    display: flex;
    align-items: center;

    gap: 15px;

    padding: 20px;

    color: #334155;
    background: var(--ft12-soft);

    border:
        1px solid
        var(--ft12-border);

    border-radius: 17px;

    text-decoration: none;
}


a.function-transform-navigation-card:hover {
    border-color: #c4b5fd;
}


.function-transform-navigation-card.next {
    justify-content: flex-end;

    text-align: right;
}


.function-transform-navigation-card > span {
    color: var(--ft12-primary);

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


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


.function-transform-navigation-card small {
    margin-bottom: 4px;

    color: var(--ft12-muted);
}


.function-transform-navigation-card div > span {
    margin-top: 4px;

    color: var(--ft12-muted);

    font-size: 0.62rem;
}


.function-transform-navigation-card.disabled {
    opacity: 0.58;

    cursor: default;
}


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

@media (max-width: 1120px) {

    .function-transform-hero-container,
    .function-transform-two-column {
        grid-template-columns: 1fr;

        gap: 48px;
    }


    .function-transform-hero-visual,
    .function-transform-step-card,
    .function-transform-point-card,
    .function-transform-combined-example-card {
        width: 100%;
        max-width: 840px;

        margin-inline: auto;
    }


    .function-transform-base-grid,
    .function-transform-rule-grid,
    .function-transform-combined-grid,
    .function-transform-mistake-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .function-transform-strategy-grid {
        grid-template-columns:
            repeat(3, minmax(0, 1fr));
    }


    .function-transform-point-output {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .function-transform-point-output > i {
        display: none;
    }

}


@media (max-width: 900px) {

    .function-transform-explorer-layout,
    .function-transform-point-lab-layout {
        grid-template-columns: 1fr;
    }

}


@media (max-width: 760px) {

    .function-transform-dilation-details {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


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

}


@media (max-width: 680px) {

    .function-transform-grade-twelve-page .section {
        padding: 62px 0;
    }


    .function-transform-hero {
        padding: 52px 0 64px;
    }


    .function-transform-hero-content h1 {
        font-size:
            clamp(
                2.4rem,
                11vw,
                3.7rem
            );
    }


    .function-transform-hero-actions {
        flex-direction: column;
    }


    .function-transform-hero-actions .button {
        width: 100%;
    }


    .function-transform-hero-meta,
    .function-transform-objective-list,
    .function-transform-base-grid,
    .function-transform-rule-grid,
    .function-transform-reflection-grid,
    .function-transform-dilation-grid,
    .function-transform-dilation-details,
    .function-transform-negative-card,
    .function-transform-combined-grid,
    .function-transform-combined-example-card,
    .function-transform-domain-grid,
    .function-transform-mistake-grid,
    .function-transform-strategy-grid,
    .function-transform-practice-grid,
    .function-transform-summary-grid,
    .function-transform-navigation,
    .function-transform-point-card,
    .function-transform-point-output {
        grid-template-columns: 1fr;
    }


    .function-transform-board-flow,
    .function-transform-step-card {
        grid-template-columns: 1fr;
    }


    .function-transform-board-flow > i,
    .function-transform-step-card > i {
        justify-self: center;

        transform: rotate(90deg);
    }


    .function-transform-quiz-options {
        grid-template-columns: 1fr;
    }


    .function-transform-navigation-card.next {
        justify-content: flex-start;

        text-align: left;
    }

}


@media (max-width: 460px) {

    .function-transform-board,
    .function-transform-lab-card,
    .function-transform-quiz-card,
    .function-transform-summary-card {
        padding: 20px;
    }


    .function-transform-control-grid {
        grid-template-columns: 1fr;
    }

}