/* ==========================================================
   BELAJAREDUTECH
   GEOMETRI DAN PENGUKURAN
   MATEMATIKA SMP KELAS 7
========================================================== */

.geometry-grade-seven-page {
    --geometry7-primary: #4f46e5;
    --geometry7-primary-dark: #3730a3;
    --geometry7-primary-soft: #eef2ff;

    --geometry7-secondary: #0891b2;
    --geometry7-secondary-soft: #ecfeff;

    --geometry7-green: #0f766e;
    --geometry7-green-soft: #f0fdfa;

    --geometry7-orange: #c2410c;
    --geometry7-orange-soft: #fff7ed;

    --geometry7-red: #b91c1c;
    --geometry7-red-soft: #fef2f2;
}


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

.geometry-grade-seven-page .section {
    padding: 82px 0;
}


.geometry-seven-footer-disabled {
    display: block;

    margin-bottom: 8px;

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

    cursor: default;
}


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

.geometry-seven-breadcrumb-section {
    border-bottom:
        1px solid
        var(--color-border, #e2e8f0);

    background: #ffffff;
}


.geometry-seven-breadcrumb {
    min-height: 54px;

    display: flex;

    align-items: center;

    flex-wrap: wrap;

    gap: 8px;

    color:
        var(--color-text-muted, #64748b);

    font-size: 0.76rem;
}


.geometry-seven-breadcrumb a {
    color:
        var(--color-text-muted, #64748b);

    text-decoration: none;
}


.geometry-seven-breadcrumb a:hover {
    color:
        var(--geometry7-primary);
}


.geometry-seven-breadcrumb strong {
    color:
        var(--color-text-secondary, #334155);
}


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

.geometry-seven-hero {
    position: relative;

    overflow: hidden;

    padding:
        76px 0 88px;

    background:
        radial-gradient(
            circle at 88% 16%,
            rgba(79, 70, 229, 0.15),
            transparent 30%
        ),
        radial-gradient(
            circle at 12% 88%,
            rgba(8, 145, 178, 0.09),
            transparent 30%
        ),
        linear-gradient(
            180deg,
            #f8faff,
            #ffffff
        );
}


.geometry-seven-hero-container {
    display: grid;

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

    align-items: center;

    gap: 52px;
}


.geometry-seven-hero-content,
.geometry-seven-hero-visual {
    min-width: 0;
}


.geometry-seven-topic-badge {
    width: fit-content;

    display: flex;

    align-items: center;

    gap: 10px;

    margin-bottom: 14px;

    color:
        var(--geometry7-primary-dark);

    font-size: 0.67rem;

    font-weight: 850;

    text-transform: uppercase;

    letter-spacing: 0.06em;
}


.geometry-seven-topic-badge span {
    width: 36px;
    height: 36px;

    display: grid;

    place-items: center;

    color: #ffffff;

    background:
        var(--geometry7-primary);

    border-radius: 11px;

    font-size: 0.6rem;
}


.geometry-seven-hero-content h1 {
    max-width: 680px;

    margin:
        0 0 22px;

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

    line-height: 1.01;

    letter-spacing: -0.052em;
}


.geometry-seven-hero-content > p {
    max-width: 650px;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.8;
}


.geometry-seven-hero-actions {
    display: flex;

    flex-wrap: wrap;

    gap: 12px;

    margin-top: 30px;
}


.geometry-seven-hero-meta {
    max-width: 610px;

    display: grid;

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

    gap: 10px;

    margin-top: 34px;
}


.geometry-seven-hero-meta > div {
    padding: 16px;

    background:
        rgba(255, 255, 255, 0.8);

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 14px;
}


.geometry-seven-hero-meta strong,
.geometry-seven-hero-meta span {
    display: block;
}


.geometry-seven-hero-meta strong {
    margin-bottom: 4px;

    color:
        var(--geometry7-primary);

    font-size: 1.25rem;
}


.geometry-seven-hero-meta span {
    color:
        var(--color-text-muted, #64748b);

    font-size: 0.7rem;
}


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

.geometry-seven-hero-visual {
    width: 100%;

    max-width: 620px;

    margin-left: auto;
}


.geometry-seven-board {
    padding: 30px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #312e81,
            #4338ca 46%,
            #0e7490
        );

    border-radius: 30px;

    box-shadow:
        0 32px 85px
        rgba(49, 46, 129, 0.24);
}


.geometry-seven-board-label {
    display: block;

    margin-bottom: 20px;

    color:
        rgba(255, 255, 255, 0.64);

    font-size: 0.61rem;

    font-weight: 850;

    text-transform: uppercase;

    letter-spacing: 0.08em;
}


.geometry-seven-board-shapes {
    display: grid;

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

    align-items: center;

    gap: 12px;

    margin-bottom: 14px;
}


.geometry-seven-board-angle,
.geometry-seven-board-triangle {
    min-height: 180px;

    position: relative;

    display: flex;

    flex-direction: column;

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

    padding: 18px;

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

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

    border-radius: 17px;
}


.geometry-seven-board-shapes > i {
    color: #67e8f9;

    font-style: normal;

    font-weight: 900;
}


.geometry-seven-board-angle {
    overflow: hidden;
}


.geometry-seven-board-angle .ray {
    position: absolute;

    left: 50%;
    top: 58%;

    width: 75px;
    height: 3px;

    background: #ffffff;

    border-radius: 999px;

    transform-origin:
        left center;
}


.geometry-seven-board-angle .ray-horizontal {
    transform:
        rotate(0deg);
}


.geometry-seven-board-angle .ray-diagonal {
    transform:
        rotate(-60deg);

    background: #67e8f9;
}


.geometry-seven-board-angle strong {
    margin-top: 80px;

    color: #67e8f9;
}


.geometry-seven-board-triangle > span {
    width: 0;
    height: 0;

    border-left:
        58px solid transparent;

    border-right:
        58px solid transparent;

    border-bottom:
        98px solid
        rgba(103, 232, 249, 0.28);
}


.geometry-seven-board-triangle > strong {
    position: absolute;

    top: 48px;

    color: #67e8f9;

    font-size: 2rem;
}


.geometry-seven-board-triangle small {
    margin-top: 10px;

    color:
        rgba(255, 255, 255, 0.7);

    text-align: center;
}


.geometry-seven-board-formula {
    display: grid;

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

    gap: 8px;
}


.geometry-seven-board-formula > div {
    padding: 15px;

    color:
        var(--color-text-secondary, #334155);

    background: #ffffff;

    border-radius: 14px;

    text-align: center;
}


.geometry-seven-board-formula span,
.geometry-seven-board-formula strong {
    display: block;
}


.geometry-seven-board-formula span {
    margin-bottom: 5px;

    color:
        var(--color-text-muted, #64748b);

    font-size: 0.55rem;
}


.geometry-seven-board-formula strong {
    color:
        var(--geometry7-primary-dark);
}


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

.geometry-seven-progress-section {
    padding: 14px 0;

    border-top:
        1px solid
        var(--color-border, #e2e8f0);

    border-bottom:
        1px solid
        var(--color-border, #e2e8f0);

    background: #ffffff;
}


.geometry-seven-progress-list {
    display: flex;

    align-items: center;

    gap: 8px;

    overflow-x: auto;
}


.geometry-seven-progress-list a {
    flex-shrink: 0;

    display: flex;

    align-items: center;

    gap: 7px;

    padding:
        8px 11px;

    color:
        var(--color-text-muted, #64748b);

    background:
        var(--color-background-soft, #f8fafc);

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 999px;

    text-decoration: none;

    font-size: 0.68rem;

    font-weight: 750;
}


.geometry-seven-progress-list a:hover {
    color:
        var(--geometry7-primary-dark);

    border-color: #c7d2fe;

    background:
        var(--geometry7-primary-soft);
}


.geometry-seven-progress-list span {
    color:
        var(--geometry7-primary);

    font-size: 0.58rem;

    font-weight: 900;
}


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

.geometry-seven-two-column {
    display: grid;

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

    align-items: center;

    gap: 70px;
}


.geometry-seven-section-content h2 {
    margin:
        12px 0 18px;

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

    line-height: 1.05;

    letter-spacing: -0.045em;
}


.geometry-seven-section-content p {
    color:
        var(--color-text-muted, #64748b);

    line-height: 1.8;
}


/* ==========================================================
   OBJECTIVE
========================================================== */

.geometry-seven-objective-section {
    background: #ffffff;
}


.geometry-seven-objective-list {
    display: grid;

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

    gap: 10px;
}


.geometry-seven-objective-list article {
    min-height: 145px;

    padding: 18px;

    background:
        var(--color-background-soft, #f8fafc);

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 17px;
}


.geometry-seven-objective-list article > span {
    width: 36px;
    height: 36px;

    display: grid;

    place-items: center;

    margin-bottom: 10px;

    color: #ffffff;

    background:
        var(--geometry7-primary);

    border-radius: 50%;

    font-size: 0.55rem;

    font-weight: 900;
}


.geometry-seven-objective-list p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


/* ==========================================================
   LINES
========================================================== */

.geometry-seven-line-section {
    background:
        var(--color-background-soft, #f8fafc);
}


.geometry-seven-line-grid {
    display: grid;

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

    gap: 16px;
}


.geometry-seven-line-grid article {
    min-height: 300px;

    padding: 23px;

    background: #ffffff;

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 21px;
}


.geometry-seven-line-visual {
    position: relative;

    height: 100px;

    margin-bottom: 18px;

    background:
        var(--geometry7-primary-soft);

    border-radius: 15px;

    overflow: hidden;
}


.geometry-seven-line-visual span {
    position: absolute;

    left: 18%;
    right: 18%;

    height: 4px;

    background:
        var(--geometry7-primary);

    border-radius: 999px;
}


.geometry-seven-line-visual.parallel span:first-child {
    top: 34%;
}


.geometry-seven-line-visual.parallel span:last-child {
    top: 64%;
}


.geometry-seven-line-visual.intersect span:first-child {
    top: 50%;

    transform:
        rotate(27deg);
}


.geometry-seven-line-visual.intersect span:last-child {
    top: 50%;

    transform:
        rotate(-27deg);
}


.geometry-seven-line-visual.perpendicular span:first-child {
    top: 50%;
}


.geometry-seven-line-visual.perpendicular span:last-child {
    left: 50%;
    right: auto;

    top: 16%;

    width: 4px;
    height: 68%;

    transform:
        translateX(-50%);
}


.geometry-seven-line-grid h3 {
    margin:
        0 0 7px;
}


.geometry-seven-line-grid article > strong {
    display: block;

    margin-bottom: 9px;

    color:
        var(--geometry7-primary);

    font-size: 1.3rem;
}


.geometry-seven-line-grid p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


/* ==========================================================
   ANGLE
========================================================== */

.geometry-seven-angle-section {
    background: #ffffff;
}


.geometry-seven-angle-card {
    padding: 27px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #312e81,
            #0f172a
        );

    border-radius: 26px;
}


.geometry-seven-angle-demo {
    position: relative;

    min-height: 220px;

    margin-bottom: 14px;

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

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

    border-radius: 17px;
}


.geometry-seven-angle-demo .base-ray,
.geometry-seven-angle-demo .moving-ray {
    position: absolute;

    left: 50%;
    bottom: 42px;

    width: 130px;
    height: 4px;

    border-radius: 999px;

    transform-origin:
        left center;
}


.geometry-seven-angle-demo .base-ray {
    background: #ffffff;
}


.geometry-seven-angle-demo .moving-ray {
    background: #67e8f9;

    transform:
        rotate(-90deg);
}


.geometry-seven-angle-demo > strong {
    position: absolute;

    left: calc(50% + 18px);
    bottom: 62px;

    color: #67e8f9;

    font-size: 1.3rem;
}


.geometry-seven-angle-info {
    padding: 16px;

    color:
        var(--color-text-secondary, #334155);

    background: #ffffff;

    border-radius: 15px;

    text-align: center;
}


.geometry-seven-angle-info span,
.geometry-seven-angle-info strong {
    display: block;
}


.geometry-seven-angle-info span {
    margin-bottom: 4px;

    color:
        var(--color-text-muted, #64748b);

    font-size: 0.56rem;
}


.geometry-seven-angle-info strong {
    margin-bottom: 5px;

    color:
        var(--geometry7-primary-dark);
}


.geometry-seven-angle-info p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);
}


/* ==========================================================
   ANGLE TYPES
========================================================== */

.geometry-seven-angle-type-section {
    background:
        var(--color-background-soft, #f8fafc);
}


.geometry-seven-angle-type-grid {
    display: grid;

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

    gap: 14px;
}


.geometry-seven-angle-type-grid article {
    min-height: 250px;

    padding: 22px;

    background: #ffffff;

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 21px;
}


.geometry-seven-angle-type-grid article > span {
    display: block;

    margin-bottom: 13px;

    color:
        var(--geometry7-primary);

    font-size: 0.58rem;

    font-weight: 850;
}


.geometry-seven-angle-type-grid h3 {
    margin:
        0 0 8px;
}


.geometry-seven-angle-type-grid strong {
    display: block;

    margin-bottom: 10px;

    color:
        var(--geometry7-secondary);

    font-size: 1.3rem;
}


.geometry-seven-angle-type-grid p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


/* ==========================================================
   ANGLE RELATIONS
========================================================== */

.geometry-seven-angle-relation-section {
    background: #ffffff;
}


.geometry-seven-angle-relation-grid {
    display: grid;

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

    gap: 16px;
}


.geometry-seven-angle-relation-grid article {
    min-height: 260px;

    padding: 24px;

    background:
        var(--geometry7-primary-soft);

    border:
        1px solid #c7d2fe;

    border-radius: 22px;
}


.geometry-seven-angle-relation-grid article > span {
    display: block;

    margin-bottom: 16px;

    color:
        var(--geometry7-primary);

    font-size: 0.59rem;

    font-weight: 850;

    text-transform: uppercase;
}


.geometry-seven-angle-relation-grid article > div {
    display: flex;

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

    flex-wrap: wrap;

    gap: 11px;

    min-height: 90px;

    margin-bottom: 14px;

    background: #ffffff;

    border-radius: 14px;
}


.geometry-seven-angle-relation-grid strong {
    color:
        var(--geometry7-primary-dark);

    font-size: 1.15rem;
}


.geometry-seven-angle-relation-grid i {
    color:
        var(--geometry7-secondary);

    font-style: normal;

    font-weight: 900;
}


.geometry-seven-angle-relation-grid p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


/* ==========================================================
   TRIANGLE
========================================================== */

.geometry-seven-triangle-section {
    background:
        var(--color-background-soft, #f8fafc);
}


.geometry-seven-triangle-card {
    padding: 27px;

    color: #ffffff;

    background:
        linear-gradient(
            145deg,
            #312e81,
            #0f172a
        );

    border-radius: 26px;
}


.geometry-seven-triangle-shape {
    position: relative;

    width: 0;
    height: 0;

    margin:
        20px auto 28px;

    border-left:
        145px solid transparent;

    border-right:
        145px solid transparent;

    border-bottom:
        230px solid
        rgba(103, 232, 249, 0.25);
}


.geometry-seven-triangle-label {
    position: absolute;

    color: #ffffff;

    font-size: 0.8rem;

    font-weight: 850;
}


.geometry-seven-triangle-shape .label-a {
    left: -118px;
    top: 186px;
}


.geometry-seven-triangle-shape .label-b {
    left: 84px;
    top: 186px;
}


.geometry-seven-triangle-shape .label-c {
    left: -18px;
    top: 20px;
}


.geometry-seven-triangle-result {
    padding: 15px;

    color:
        var(--geometry7-primary-dark);

    background: #ffffff;

    border-radius: 14px;

    text-align: center;
}


/* ==========================================================
   TRIANGLE TYPES
========================================================== */

.geometry-seven-triangle-type-section {
    background: #ffffff;
}


.geometry-seven-triangle-type-grid {
    display: grid;

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

    gap: 16px;
}


.geometry-seven-triangle-type-grid article {
    min-height: 270px;

    display: flex;
    flex-direction: column;

    align-items: center;

    padding: 23px;

    background:
        var(--color-background-soft, #f8fafc);

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 21px;

    text-align: center;
}


.geometry-seven-mini-triangle {
    width: 0;
    height: 0;

    margin:
        15px 0 28px;

    border-left:
        60px solid transparent;

    border-right:
        60px solid transparent;

    border-bottom:
        100px solid
        var(--geometry7-primary);
}


.geometry-seven-mini-triangle.isosceles {
    border-left-width: 48px;
    border-right-width: 48px;
}


.geometry-seven-mini-triangle.scalene {
    border-left-width: 38px;
    border-right-width: 74px;
}


.geometry-seven-triangle-type-grid h3 {
    margin:
        0 0 8px;
}


.geometry-seven-triangle-type-grid p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


/* ==========================================================
   QUADRILATERALS
========================================================== */

.geometry-seven-quadrilateral-section {
    background:
        var(--color-background-soft, #f8fafc);
}


.geometry-seven-quadrilateral-grid {
    display: grid;

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

    gap: 14px;
}


.geometry-seven-quadrilateral-grid article {
    min-height: 300px;

    display: flex;
    flex-direction: column;

    align-items: center;

    padding: 22px;

    background: #ffffff;

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 21px;

    text-align: center;
}


.geometry-seven-shape {
    margin:
        14px 0 25px;

    background:
        linear-gradient(
            135deg,
            var(--geometry7-primary),
            var(--geometry7-secondary)
        );
}


.geometry-seven-shape.square {
    width: 95px;
    height: 95px;
}


.geometry-seven-shape.rectangle {
    width: 130px;
    height: 85px;
}


.geometry-seven-shape.parallelogram {
    width: 120px;
    height: 82px;

    transform:
        skewX(-18deg);
}


.geometry-seven-shape.trapezoid {
    width: 125px;
    height: 0;

    background: transparent;

    border-left:
        24px solid transparent;

    border-right:
        24px solid transparent;

    border-bottom:
        82px solid
        var(--geometry7-primary);
}


.geometry-seven-quadrilateral-grid h3 {
    margin:
        0 0 8px;
}


.geometry-seven-quadrilateral-grid p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


/* ==========================================================
   PERIMETER
========================================================== */

.geometry-seven-perimeter-section {
    background: #ffffff;
}


.geometry-seven-measure-card {
    padding: 28px;

    background:
        var(--geometry7-primary-soft);

    border:
        1px solid #c7d2fe;

    border-radius: 25px;
}


.geometry-seven-rectangle-demo {
    position: relative;

    width: min(100%, 390px);
    height: 230px;

    margin:
        15px auto 28px;

    border:
        4px solid
        var(--geometry7-primary);

    background:
        rgba(79, 70, 229, 0.08);
}


.geometry-seven-rectangle-demo span {
    position: absolute;

    color:
        var(--geometry7-primary-dark);

    font-size: 0.68rem;

    font-weight: 850;
}


.geometry-seven-rectangle-demo .top {
    top: -28px;
    left: 50%;

    transform:
        translateX(-50%);
}


.geometry-seven-rectangle-demo .bottom {
    bottom: -28px;
    left: 50%;

    transform:
        translateX(-50%);
}


.geometry-seven-rectangle-demo .left {
    left: -42px;
    top: 50%;

    transform:
        translateY(-50%);
}


.geometry-seven-rectangle-demo .right {
    right: -42px;
    top: 50%;

    transform:
        translateY(-50%);
}


.geometry-seven-measure-result {
    padding: 16px;

    background: #ffffff;

    border-radius: 14px;

    text-align: center;
}


.geometry-seven-measure-result span,
.geometry-seven-measure-result strong {
    display: block;
}


.geometry-seven-measure-result span {
    margin-bottom: 5px;

    color:
        var(--color-text-muted, #64748b);

    font-size: 0.56rem;
}


.geometry-seven-measure-result strong {
    color:
        var(--geometry7-primary-dark);

    font-size: 1.15rem;
}


/* ==========================================================
   AREA
========================================================== */

.geometry-seven-area-section {
    background:
        var(--color-background-soft, #f8fafc);
}


.geometry-seven-area-grid {
    display: grid;

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

    gap: 16px;
}


.geometry-seven-area-grid article {
    min-height: 230px;

    padding: 23px;

    background: #ffffff;

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 21px;
}


.geometry-seven-area-grid span {
    display: block;

    margin-bottom: 13px;

    color:
        var(--geometry7-primary);

    font-size: 0.59rem;

    font-weight: 850;

    text-transform: uppercase;
}


.geometry-seven-area-grid strong {
    display: block;

    margin-bottom: 11px;

    color:
        var(--geometry7-primary-dark);

    font-size: 1.2rem;
}


.geometry-seven-area-grid p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


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

.geometry-seven-strategy-section {
    background: #ffffff;
}


.geometry-seven-strategy-grid {
    display: grid;

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

    gap: 14px;
}


.geometry-seven-strategy-grid article {
    min-height: 230px;

    padding: 22px;

    background:
        var(--color-background-soft, #f8fafc);

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 21px;
}


.geometry-seven-strategy-grid article > span {
    width: 40px;
    height: 40px;

    display: grid;

    place-items: center;

    margin-bottom: 15px;

    color: #ffffff;

    background:
        var(--geometry7-primary);

    border-radius: 50%;

    font-size: 0.56rem;

    font-weight: 900;
}


.geometry-seven-strategy-grid h3 {
    margin:
        0 0 8px;
}


.geometry-seven-strategy-grid p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


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

.geometry-seven-lab-section {
    color: #ffffff;

    background: #0f172a;
}


.geometry-seven-lab-section .section-eyebrow {
    color: #93c5fd;
}


.geometry-seven-lab-section .section-header p {
    color: #94a3b8;
}


.geometry-seven-lab-card {
    max-width: 1040px;

    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;
}


.geometry-seven-lab-heading {
    margin-bottom: 24px;

    text-align: center;
}


.geometry-seven-lab-heading > span {
    display: block;

    margin-bottom: 5px;

    color: #93c5fd;

    font-size: 0.6rem;

    font-weight: 850;

    text-transform: uppercase;
}


.geometry-seven-lab-heading h3 {
    margin:
        0 0 7px;

    color: #ffffff;
}


.geometry-seven-lab-heading p {
    margin: 0;

    color: #94a3b8;
}


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

.geometry-seven-angle-lab {
    display: grid;

    grid-template-columns:
        minmax(0, 1.15fr)
        minmax(300px, 0.85fr);

    gap: 12px;

    margin-bottom: 13px;
}


.geometry-seven-live-angle {
    min-height: 300px;

    display: grid;

    place-items: center;

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

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

    border-radius: 20px;
}


.geometry-seven-live-angle-stage {
    position: relative;

    width: 280px;
    height: 220px;
}


.geometry-seven-live-base,
.geometry-seven-live-ray {
    position: absolute;

    left: 50px;
    bottom: 45px;

    width: 175px;
    height: 4px;

    border-radius: 999px;

    transform-origin:
        left center;
}


.geometry-seven-live-base {
    background: #ffffff;
}


.geometry-seven-live-ray {
    background: #67e8f9;

    transform:
        rotate(-60deg);

    transition:
        transform 160ms ease;
}


.geometry-seven-live-angle-stage > strong {
    position: absolute;

    left: 67px;
    bottom: 62px;

    color: #67e8f9;

    font-size: 1.25rem;
}


.geometry-seven-angle-controls {
    min-height: 300px;

    display: flex;

    flex-direction: column;

    justify-content: center;

    gap: 18px;

    padding: 20px;

    color:
        var(--color-text-secondary, #334155);

    background: #ffffff;

    border-radius: 20px;
}


.geometry-seven-angle-controls > div:first-child {
    text-align: center;
}


.geometry-seven-angle-controls span,
.geometry-seven-angle-controls strong {
    display: block;
}


.geometry-seven-angle-controls span {
    margin-bottom: 5px;

    color:
        var(--color-text-muted, #64748b);

    font-size: 0.56rem;

    text-transform: uppercase;
}


.geometry-seven-angle-controls strong {
    color:
        var(--geometry7-primary);

    font-size: 1.5rem;
}


.geometry-seven-angle-controls input {
    width: 100%;

    accent-color:
        var(--geometry7-primary);
}


.geometry-seven-angle-type-result {
    padding: 14px;

    background:
        var(--geometry7-primary-soft);

    border-radius: 13px;

    text-align: center;
}


.geometry-seven-angle-type-result strong {
    font-size: 1rem;
}


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

.geometry-seven-rectangle-lab-grid {
    display: grid;

    grid-template-columns:
        1fr 1.3fr 1fr;

    gap: 10px;

    margin-bottom: 13px;
}


.geometry-seven-control-card {
    min-height: 190px;

    display: flex;

    flex-direction: column;

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

    padding: 17px;

    color:
        var(--color-text-secondary, #334155);

    background: #ffffff;

    border-radius: 18px;
}


.geometry-seven-control-card > span {
    margin-bottom: 7px;

    color:
        var(--color-text-muted, #64748b);

    font-size: 0.55rem;

    font-weight: 850;

    text-transform: uppercase;
}


.geometry-seven-control-card > strong {
    color:
        var(--geometry7-primary);

    font-size: 1.65rem;
}


.geometry-seven-control-card > div {
    display: flex;

    gap: 8px;

    margin-top: 12px;
}


.geometry-seven-control-card button {
    min-width: 58px;

    padding:
        9px 11px;

    color:
        var(--geometry7-primary-dark);

    background:
        var(--geometry7-primary-soft);

    border:
        1px solid #c7d2fe;

    border-radius: 9px;

    font-weight: 850;
}


.geometry-seven-control-card button:disabled {
    opacity: 0.35;

    cursor: not-allowed;
}


.geometry-seven-live-rectangle {
    min-height: 190px;

    display: grid;

    place-items: center;

    padding: 18px;

    background:
        linear-gradient(
            135deg,
            var(--geometry7-primary),
            var(--geometry7-secondary)
        );

    border-radius: 18px;
}


.geometry-seven-live-rectangle-shape {
    width: 190px;
    height: 120px;

    display: flex;

    flex-direction: column;

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

    padding: 12px;

    color: #ffffff;

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

    border:
        3px solid #ffffff;

    border-radius: 8px;

    text-align: center;

    transition:
        width 180ms ease,
        height 180ms ease;
}


.geometry-seven-live-rectangle-shape span,
.geometry-seven-live-rectangle-shape strong,
.geometry-seven-live-rectangle-shape small {
    display: block;
}


.geometry-seven-live-rectangle-shape span,
.geometry-seven-live-rectangle-shape small {
    color:
        rgba(255, 255, 255, 0.7);

    font-size: 0.6rem;
}


.geometry-seven-live-rectangle-shape strong {
    margin:
        5px 0;

    font-size: 0.76rem;
}


.geometry-seven-rectangle-result-grid {
    display: grid;

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

    gap: 9px;

    margin-bottom: 13px;
}


.geometry-seven-rectangle-result-grid > div {
    padding: 16px;

    color:
        var(--color-text-secondary, #334155);

    background: #ffffff;

    border-radius: 14px;

    text-align: center;
}


.geometry-seven-rectangle-result-grid span,
.geometry-seven-rectangle-result-grid strong {
    display: block;
}


.geometry-seven-rectangle-result-grid span {
    margin-bottom: 5px;

    color:
        var(--color-text-muted, #64748b);

    font-size: 0.54rem;
}


.geometry-seven-rectangle-result-grid strong {
    color:
        var(--geometry7-primary-dark);

    font-size: 1.05rem;
}


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

.geometry-seven-lab-message {
    margin-bottom: 15px;

    padding: 14px;

    color: #bfdbfe;

    background:
        rgba(37, 99, 235, 0.1);

    border:
        1px solid
        rgba(96, 165, 250, 0.2);

    border-radius: 11px;

    text-align: center;

    line-height: 1.6;
}


.geometry-seven-preset-buttons {
    display: grid;

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

    gap: 8px;
}


.geometry-seven-preset-buttons button {
    padding: 11px;

    color: #cbd5e1;

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

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

    border-radius: 11px;

    font-weight: 850;
}


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

.geometry-seven-practice-section {
    background: #ffffff;
}


.geometry-seven-practice-grid {
    display: grid;

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

    gap: 16px;
}


.geometry-seven-practice-grid article {
    min-height: 270px;

    padding: 23px;

    background:
        var(--color-background-soft, #f8fafc);

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 21px;
}


.geometry-seven-practice-grid article > span {
    display: block;

    margin-bottom: 12px;

    color:
        var(--geometry7-primary);

    font-size: 0.59rem;

    font-weight: 850;

    text-transform: uppercase;
}


.geometry-seven-practice-grid h3 {
    min-height: 82px;

    margin:
        0 0 18px;
}


.geometry-seven-practice-grid details {
    padding-top: 14px;

    border-top:
        1px solid
        var(--color-border, #e2e8f0);
}


.geometry-seven-practice-grid summary {
    color:
        var(--geometry7-primary-dark);

    cursor: pointer;

    font-weight: 800;
}


.geometry-seven-practice-grid details p {
    color:
        var(--color-text-muted, #64748b);

    line-height: 1.65;
}


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

.geometry-seven-quiz-section {
    background:
        var(--color-background-soft, #f8fafc);
}


.geometry-seven-quiz-wrapper {
    max-width: 980px;

    margin-inline: auto;
}


.geometry-seven-quiz-heading {
    margin-bottom: 25px;

    text-align: center;
}


.geometry-seven-quiz-heading h2 {
    margin:
        8px 0;
}


.geometry-seven-quiz-heading p {
    margin: 0;

    color:
        var(--color-text-muted, #64748b);
}


.geometry-seven-quiz-card {
    padding: 28px;

    background: #ffffff;

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 26px;
}


.geometry-seven-quiz-question {
    padding:
        22px 0;

    border-bottom:
        1px solid
        var(--color-border, #e2e8f0);
}


.geometry-seven-quiz-question:first-child {
    padding-top: 0;
}


.geometry-seven-quiz-question > span {
    display: block;

    margin-bottom: 8px;

    color:
        var(--geometry7-primary);

    font-size: 0.58rem;

    font-weight: 900;
}


.geometry-seven-quiz-question h3 {
    margin:
        0 0 15px;
}


.geometry-seven-quiz-options {
    display: grid;

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

    gap: 8px;
}


.geometry-seven-quiz-options button {
    min-height: 46px;

    padding: 10px;

    color:
        var(--color-text-secondary, #334155);

    background:
        var(--color-background-soft, #f8fafc);

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 11px;

    font-weight: 750;
}


.geometry-seven-quiz-options button.selected {
    color:
        var(--geometry7-primary-dark);

    background:
        var(--geometry7-primary-soft);

    border-color: #a5b4fc;
}


.geometry-seven-quiz-options button.correct {
    color: #166534;

    background: #dcfce7;

    border-color: #86efac;
}


.geometry-seven-quiz-options button.incorrect {
    color: #991b1b;

    background: #fee2e2;

    border-color: #fca5a5;
}


.geometry-seven-quiz-footer {
    display: flex;

    align-items: center;

    flex-wrap: wrap;

    gap: 10px;

    padding-top: 22px;
}


.geometry-seven-quiz-result {
    flex-basis: 100%;

    margin-top: 5px;

    color:
        var(--color-text-secondary, #334155);

    font-weight: 750;
}


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

.geometry-seven-summary-section {
    background: #ffffff;
}


.geometry-seven-summary-card {
    padding: 35px;

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #4338ca,
            #4f46e5 48%,
            #0e7490
        );

    border-radius: 28px;
}


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


.geometry-seven-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;
}


.geometry-seven-summary-card h2 {
    margin: 0;

    color: #ffffff;
}


.geometry-seven-summary-grid {
    display: grid;

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

    gap: 10px;
}


.geometry-seven-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;
}


.geometry-seven-summary-grid strong {
    color: #67e8f9;
}


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

.geometry-seven-navigation-section {
    padding:
        40px 0 70px;

    background:
        var(--color-background-soft, #f8fafc);
}


.geometry-seven-navigation {
    display: grid;

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

    gap: 12px;
}


.geometry-seven-navigation-card {
    display: flex;

    align-items: center;

    gap: 15px;

    padding: 20px;

    color:
        var(--color-text-secondary, #334155);

    background: #ffffff;

    border:
        1px solid
        var(--color-border, #e2e8f0);

    border-radius: 17px;

    text-decoration: none;
}


.geometry-seven-navigation-card.next {
    justify-content: flex-end;

    text-align: right;
}


.geometry-seven-navigation-card > span {
    color:
        var(--geometry7-primary);

    font-size: 1.25rem;

    font-weight: 900;
}


.geometry-seven-navigation-card small,
.geometry-seven-navigation-card strong {
    display: block;
}


.geometry-seven-navigation-card small {
    margin-bottom: 4px;

    color:
        var(--color-text-muted, #64748b);
}


.geometry-seven-navigation-card.disabled {
    opacity: 0.58;

    cursor: default;
}


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

@media (max-width: 1120px) {

    .geometry-seven-hero-container,
    .geometry-seven-two-column {
        grid-template-columns: 1fr;

        gap: 48px;
    }


    .geometry-seven-hero-content {
        max-width: 800px;
    }


    .geometry-seven-hero-visual,
    .geometry-seven-angle-card,
    .geometry-seven-triangle-card,
    .geometry-seven-measure-card {
        width: 100%;

        max-width: 800px;

        margin-inline: auto;
    }


    .geometry-seven-angle-type-grid,
    .geometry-seven-quadrilateral-grid,
    .geometry-seven-strategy-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

}


@media (max-width: 850px) {

    .geometry-seven-line-grid,
    .geometry-seven-triangle-type-grid,
    .geometry-seven-area-grid,
    .geometry-seven-practice-grid {
        grid-template-columns: 1fr;
    }


    .geometry-seven-rectangle-lab-grid,
    .geometry-seven-angle-lab {
        grid-template-columns: 1fr;
    }

}


@media (max-width: 680px) {

    .geometry-grade-seven-page .section {
        padding: 62px 0;
    }


    .geometry-seven-hero {
        padding:
            52px 0 64px;
    }


    .geometry-seven-hero-content h1 {
        font-size:
            clamp(
                2.35rem,
                10.8vw,
                3.5rem
            );

        line-height: 1.04;
    }


    .geometry-seven-hero-actions {
        flex-direction: column;
    }


    .geometry-seven-hero-actions .button {
        width: 100%;
    }


    .geometry-seven-hero-meta,
    .geometry-seven-objective-list,
    .geometry-seven-angle-type-grid,
    .geometry-seven-angle-relation-grid,
    .geometry-seven-quadrilateral-grid,
    .geometry-seven-strategy-grid,
    .geometry-seven-rectangle-result-grid,
    .geometry-seven-summary-grid,
    .geometry-seven-navigation {
        grid-template-columns: 1fr;
    }


    .geometry-seven-board-shapes {
        grid-template-columns: 1fr;
    }


    .geometry-seven-board-shapes > i {
        transform:
            rotate(90deg);
    }


    .geometry-seven-board-formula {
        grid-template-columns: 1fr;
    }


    .geometry-seven-preset-buttons,
    .geometry-seven-quiz-options {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .geometry-seven-navigation-card.next {
        justify-content: flex-start;

        text-align: left;
    }


    .geometry-seven-triangle-shape {
        transform:
            scale(0.8);

        margin-top: 0;
        margin-bottom: 0;
    }

}


@media (max-width: 450px) {

    .geometry-seven-board,
    .geometry-seven-lab-card,
    .geometry-seven-quiz-card,
    .geometry-seven-summary-card {
        padding: 20px;
    }


    .geometry-seven-board-shapes > i {
        transform:
            rotate(90deg);
    }


    .geometry-seven-live-angle-stage {
        width: 230px;
    }


    .geometry-seven-live-base,
    .geometry-seven-live-ray {
        left: 32px;

        width: 150px;
    }


    .geometry-seven-live-angle-stage > strong {
        left: 48px;
    }


    .geometry-seven-preset-buttons,
    .geometry-seven-quiz-options {
        grid-template-columns: 1fr;
    }


    .geometry-seven-rectangle-demo {
        width: 82%;
        height: 170px;
    }

}