/* =========================================================
   MEAN, MEDIAN, MODE & RANGE PRACTICE PAGE
   ========================================================= */

:root
{
    --mmmr-navy: #102a43;
    --mmmr-navy-dark: #081c2f;
    --mmmr-blue: #1f6f8b;
    --mmmr-teal: #159a9c;
    --mmmr-teal-dark: #117b7d;
    --mmmr-green: #198754;
    --mmmr-green-dark: #157347;
    --mmmr-red: #c0392b;
    --mmmr-orange: #d97706;
    --mmmr-purple: #6f42c1;

    --mmmr-light: #f5f8fb;
    --mmmr-lighter: #fbfcfe;

    --mmmr-border: #dbe5ee;

    --mmmr-text: #243b53;
    --mmmr-muted: #627d98;

    --mmmr-white: #ffffff;

    --mmmr-shadow:
        0 18px 45px rgba(16, 42, 67, 0.12);

    --mmmr-shadow-small:
        0 8px 24px rgba(16, 42, 67, 0.09);
}


/* =========================================================
   GENERAL PAGE
   ========================================================= */

.mmmr-practice-page
{
    background: var(--mmmr-white);
    color: var(--mmmr-text);

    font-family: "Inter", sans-serif;
}


.mmmr-practice-page *,
.mmmr-practice-page *::before,
.mmmr-practice-page *::after
{
    box-sizing: border-box;
}


.mmmr-practice-page button,
.mmmr-practice-page input,
.mmmr-practice-page select
{
    font-family: inherit;
}


.mmmr-practice-page button
{
    cursor: pointer;
}


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

.mmmr-section
{
    position: relative;

    padding: 5rem 1.5rem;

    background:
        radial-gradient(
            circle at top left,
            rgba(21, 154, 156, 0.08),
            transparent 32rem
        ),
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f5f8fb 100%
        );
}


.mmmr-app
{
    width: min(100%, 1100px);

    margin: 0 auto;
}


/* =========================================================
   TOOLBAR
   ========================================================= */

.mmmr-toolbar
{
    display: flex;
    align-items: flex-end;
    justify-content: space-between;

    gap: 2rem;

    margin-bottom: 2rem;
}


.mmmr-toolbar-heading
{
    max-width: 700px;
}


.mmmr-toolbar-heading h2
{
    margin: 0 0 0.75rem;

    color: var(--mmmr-navy);

    font-size:
        clamp(1.65rem, 3.2vw, 2.2rem);

    font-weight: 800;

    line-height: 1.15;
}


.mmmr-toolbar-heading p:last-child
{
    max-width: 660px;

    margin: 0;

    color: var(--mmmr-muted);

    font-size: 1rem;

    line-height: 1.7;
}


.mmmr-eyebrow
{
    margin: 0 0 0.5rem;

    color: var(--mmmr-teal-dark);

    font-size: 0.78rem;
    font-weight: 800;

    letter-spacing: 0.12em;

    text-transform: uppercase;
}


.mmmr-controls
{
    flex: 0 0 auto;
}


.mmmr-control-group
{
    min-width: 190px;
}


.mmmr-control-group label
{
    display: block;

    margin-bottom: 0.45rem;

    color: var(--mmmr-navy);

    font-size: 0.85rem;
    font-weight: 700;
}


.mmmr-select
{
    width: 100%;

    min-height: 48px;

    padding:
        0.7rem 2.5rem
        0.7rem 0.95rem;

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

    border-radius: 0.75rem;

    background-color:
        var(--mmmr-white);

    color:
        var(--mmmr-navy);

    font-size: 0.95rem;
    font-weight: 700;

    outline: none;

    box-shadow:
        var(--mmmr-shadow-small);

    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease,
        transform 0.2s ease;
}


.mmmr-select:hover
{
    border-color:
        rgba(21, 154, 156, 0.6);
}


.mmmr-select:focus
{
    border-color:
        var(--mmmr-teal);

    box-shadow:
        0 0 0 4px
        rgba(21, 154, 156, 0.14),
        var(--mmmr-shadow-small);
}


/* =========================================================
   MODE SELECTOR
   ========================================================= */

.mmmr-mode-selector
{
    margin-bottom: 1.7rem;

    padding: 1.25rem;

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

    border-radius: 1rem;

    background:
        var(--mmmr-white);

    box-shadow:
        var(--mmmr-shadow-small);
}


.mmmr-mode-heading
{
    display: flex;
    align-items: baseline;
    justify-content: space-between;

    gap: 1rem;

    margin-bottom: 0.9rem;
}


.mmmr-mode-label
{
    color:
        var(--mmmr-navy);

    font-size: 0.9rem;
    font-weight: 800;
}


.mmmr-mode-help
{
    color:
        var(--mmmr-muted);

    font-size: 0.8rem;
}


.mmmr-mode-tabs
{
    display: grid;

    grid-template-columns:
        repeat(6, minmax(0, 1fr));

    gap: 0.7rem;
}


.mmmr-mode-button
{
    display: flex;
    align-items: center;
    justify-content: center;

    gap: 0.55rem;

    min-height: 64px;

    padding: 0.8rem 0.65rem;

    border:
        2px solid var(--mmmr-border);

    border-radius: 0.85rem;

    background:
        var(--mmmr-lighter);

    color:
        var(--mmmr-navy);

    font-size: 0.76rem;
    font-weight: 800;

    line-height: 1.3;

    text-align: center;

    transition:
        transform 0.2s ease,
        border-color 0.2s ease,
        background-color 0.2s ease,
        color 0.2s ease,
        box-shadow 0.2s ease;
}


.mmmr-mode-button svg
{
    flex: 0 0 auto;

    width: 18px;
    height: 18px;
}


.mmmr-mode-button:hover
{
    transform:
        translateY(-1px);

    border-color:
        rgba(21, 154, 156, 0.5);

    background:
        rgba(21, 154, 156, 0.055);

    color:
        var(--mmmr-teal-dark);
}


.mmmr-mode-button.is-active
{
    border-color:
        var(--mmmr-teal);

    background:
        linear-gradient(
            135deg,
            rgba(21, 154, 156, 0.13),
            rgba(31, 111, 139, 0.07)
        );

    color:
        var(--mmmr-teal-dark);

    box-shadow:
        0 6px 18px
        rgba(21, 154, 156, 0.14);
}


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

.mmmr-progress-area
{
    margin-bottom: 1.25rem;
}


.mmmr-progress-text
{
    display: flex;
    justify-content: space-between;

    gap: 1rem;

    margin-bottom: 0.6rem;

    color:
        var(--mmmr-navy);

    font-size: 0.88rem;
    font-weight: 700;
}


.mmmr-progress-track
{
    width: 100%;

    height: 12px;

    overflow: hidden;

    border-radius: 999px;

    background:
        #dfe9f1;
}


.mmmr-progress-bar
{
    width: 10%;

    height: 100%;

    border-radius: inherit;

    background:
        linear-gradient(
            90deg,
            var(--mmmr-teal),
            var(--mmmr-blue)
        );

    transition:
        width 0.35s ease;
}


/* =========================================================
   MAIN PRACTICE CARD
   ========================================================= */

.mmmr-card
{
    padding:
        clamp(1.4rem, 4vw, 2.5rem);

    border:
        1px solid rgba(219, 229, 238, 0.9);

    border-radius: 1.35rem;

    background:
        var(--mmmr-white);

    box-shadow:
        var(--mmmr-shadow);
}


.mmmr-card-top
{
    display: flex;
    align-items: flex-start;
    justify-content: space-between;

    gap: 1rem;

    margin-bottom: 1.5rem;
}


.mmmr-card-label
{
    margin: 0 0 0.3rem;

    color:
        var(--mmmr-navy);

    font-size: 0.95rem;
    font-weight: 800;
}


.mmmr-step-instruction
{
    margin: 0;

    color:
        var(--mmmr-muted);

    font-size: 0.92rem;

    line-height: 1.5;
}


.mmmr-card-badges
{
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;

    gap: 0.5rem;
}


.mmmr-mode-badge,
.mmmr-difficulty-badge
{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 34px;

    padding:
        0.45rem 0.8rem;

    border-radius: 999px;

    font-size: 0.75rem;
    font-weight: 800;

    letter-spacing: 0.03em;

    white-space: nowrap;
}


.mmmr-mode-badge
{
    background:
        rgba(31, 111, 139, 0.11);

    color:
        var(--mmmr-blue);
}


.mmmr-difficulty-badge
{
    background:
        rgba(21, 154, 156, 0.11);

    color:
        var(--mmmr-teal-dark);
}


/* =========================================================
   CURRENT DATA SET
   ========================================================= */

.mmmr-current-problem-area
{
    margin-bottom: 1.5rem;

    padding: 1.4rem;

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

    border-radius: 1rem;

    background:
        linear-gradient(
            135deg,
            rgba(21, 154, 156, 0.055),
            rgba(31, 111, 139, 0.03)
        );
}


.mmmr-problem-label
{
    display: block;

    margin-bottom: 0.8rem;

    color:
        var(--mmmr-muted);

    font-size: 0.76rem;
    font-weight: 800;

    letter-spacing: 0.08em;

    text-transform: uppercase;

    text-align: center;
}


.mmmr-data-set-display
{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;

    gap: 0.65rem;

    margin-bottom: 1rem;
}


.mmmr-data-chip
{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-width: 56px;
    min-height: 52px;

    padding:
        0.6rem 0.85rem;

    border:
        2px solid rgba(21, 154, 156, 0.22);

    border-radius: 0.8rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy-dark);

    font-size:
        clamp(1.1rem, 3vw, 1.4rem);

    font-weight: 800;

    box-shadow:
        0 4px 12px
        rgba(16, 42, 67, 0.07);
}


.mmmr-problem-prompt
{
    margin: 0;

    color:
        var(--mmmr-navy);

    font-size:
        clamp(1rem, 2.5vw, 1.15rem);

    font-weight: 750;

    line-height: 1.5;

    text-align: center;
}


/* =========================================================
   THREE-STEP PROGRESS
   ========================================================= */

.mmmr-step-progress
{
    display: grid;

    grid-template-columns:
        auto
        minmax(20px, 1fr)
        auto
        minmax(20px, 1fr)
        auto;

    align-items: center;

    gap: 0.55rem;

    margin:
        1.8rem 0;
}


.mmmr-step-marker
{
    display: flex;
    flex-direction: column;
    align-items: center;

    gap: 0.35rem;

    min-width: 76px;

    text-align: center;
}


.mmmr-step-marker span
{
    display: flex;
    align-items: center;
    justify-content: center;

    width: 38px;
    height: 38px;

    border:
        2px solid var(--mmmr-border);

    border-radius: 50%;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-muted);

    font-size: 0.84rem;
    font-weight: 800;

    transition:
        border-color 0.25s ease,
        background-color 0.25s ease,
        color 0.25s ease,
        transform 0.25s ease;
}


.mmmr-step-marker small
{
    color:
        var(--mmmr-muted);

    font-size: 0.68rem;
    font-weight: 700;

    line-height: 1.2;
}


.mmmr-step-marker.is-active span
{
    border-color:
        var(--mmmr-teal);

    background:
        var(--mmmr-teal);

    color:
        var(--mmmr-white);

    transform:
        scale(1.05);
}


.mmmr-step-marker.is-active small
{
    color:
        var(--mmmr-teal-dark);

    font-weight: 800;
}


.mmmr-step-marker.is-complete span
{
    border-color:
        var(--mmmr-green);

    background:
        var(--mmmr-green);

    color:
        var(--mmmr-white);
}


.mmmr-step-marker.is-complete small
{
    color:
        var(--mmmr-green);
}


.mmmr-step-connector
{
    height: 3px;

    border-radius: 999px;

    background:
        var(--mmmr-border);

    transition:
        background-color 0.25s ease;
}


.mmmr-step-connector.is-complete
{
    background:
        var(--mmmr-green);
}


/* =========================================================
   ACTIVE WORK AREA
   ========================================================= */

.mmmr-work-area
{
    margin-top: 1rem;

    padding:
        clamp(1.25rem, 3vw, 1.8rem);

    border:
        2px solid rgba(21, 154, 156, 0.2);

    border-radius: 1rem;

    background:
        linear-gradient(
            135deg,
            rgba(21, 154, 156, 0.065),
            rgba(31, 111, 139, 0.035)
        );
}


.mmmr-work-step-number
{
    margin:
        0 0 0.35rem;

    color:
        var(--mmmr-teal-dark);

    font-size: 0.76rem;
    font-weight: 800;

    letter-spacing: 0.1em;

    text-transform: uppercase;
}


.mmmr-work-area h3
{
    margin:
        0 0 0.55rem;

    color:
        var(--mmmr-navy);

    font-size:
        clamp(1.2rem, 3vw, 1.55rem);

    font-weight: 800;

    line-height: 1.3;
}


.mmmr-work-description
{
    margin:
        0 0 1.3rem;

    color:
        var(--mmmr-muted);

    font-size: 0.9rem;

    line-height: 1.65;
}


/* =========================================================
   PROBLEM REMINDER
   ========================================================= */

.mmmr-problem-reminder
{
    margin:
        1.2rem 0 1.4rem;

    padding:
        1.05rem 1.2rem;

    border:
        1px solid rgba(21, 154, 156, 0.22);

    border-radius: 0.9rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy-dark);

    text-align: center;

    box-shadow:
        var(--mmmr-shadow-small);
}


.mmmr-reminder-label
{
    display: block;

    margin-bottom: 0.35rem;

    color:
        var(--mmmr-muted);

    font-size: 0.68rem;
    font-weight: 800;

    letter-spacing: 0.08em;

    text-transform: uppercase;
}


.mmmr-reminder-values
{
    color:
        var(--mmmr-teal-dark);

    font-size:
        clamp(1.15rem, 3vw, 1.5rem);

    font-weight: 800;

    line-height: 1.5;

    overflow-wrap: anywhere;
}


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

.mmmr-data-lab
{
    margin-top: 1.4rem;

    padding: 1.1rem;

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

    border-radius: 1rem;

    background:
        var(--mmmr-white);

    box-shadow:
        var(--mmmr-shadow-small);
}


.mmmr-data-lab-heading
{
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 1rem;

    margin-bottom: 1.15rem;
}


.mmmr-data-lab-heading > div:first-child
{
    display: flex;
    flex-direction: column;

    gap: 0.2rem;
}


.mmmr-data-lab-label
{
    color:
        var(--mmmr-muted);

    font-size: 0.72rem;
    font-weight: 800;

    letter-spacing: 0.08em;

    text-transform: uppercase;
}


.mmmr-data-lab-heading strong
{
    color:
        var(--mmmr-navy);

    font-size: 0.92rem;
    font-weight: 800;
}


.mmmr-data-count-badge
{
    flex: 0 0 auto;

    padding:
        0.45rem 0.75rem;

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

    border-radius: 999px;

    background:
        var(--mmmr-lighter);

    color:
        var(--mmmr-teal-dark);

    font-size: 0.75rem;
    font-weight: 800;
}


/* =========================================================
   DATA ROW BLOCKS
   ========================================================= */

.mmmr-data-row-block
{
    padding: 1rem;

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

    border-radius: 0.85rem;

    background:
        var(--mmmr-lighter);
}


.mmmr-data-row-block + .mmmr-data-row-block
{
    margin-top: 0.9rem;
}


.mmmr-data-row-block[hidden]
{
    display: none !important;
}


.mmmr-data-row-heading
{
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 1rem;

    margin-bottom: 0.75rem;
}


.mmmr-data-row-heading > span:first-child
{
    color:
        var(--mmmr-navy);

    font-size: 0.82rem;
    font-weight: 800;
}


.mmmr-row-status
{
    color:
        var(--mmmr-muted);

    font-size: 0.72rem;
    font-weight: 700;
}


/* =========================================================
   VALUE TILES
   ========================================================= */

.mmmr-tile-row
{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;

    gap: 0.6rem;

    min-height: 58px;
}


.mmmr-value-tile
{
    position: relative;

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

    min-width: 54px;
    min-height: 50px;

    padding:
        0.55rem 0.75rem;

    border:
        2px solid var(--mmmr-border);

    border-radius: 0.75rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy-dark);

    font-size: 1.08rem;
    font-weight: 800;

    box-shadow:
        0 3px 10px
        rgba(16, 42, 67, 0.06);

    transition:
        transform 0.18s ease,
        border-color 0.18s ease,
        background-color 0.18s ease,
        color 0.18s ease,
        box-shadow 0.18s ease;
}


button.mmmr-value-tile:hover,
.mmmr-value-tile.is-clickable:hover
{
    transform:
        translateY(-2px);

    border-color:
        rgba(21, 154, 156, 0.65);

    box-shadow:
        0 6px 14px
        rgba(21, 154, 156, 0.12);
}


.mmmr-value-tile.is-selected
{
    border-color:
        var(--mmmr-teal);

    background:
        rgba(21, 154, 156, 0.1);

    color:
        var(--mmmr-teal-dark);
}


.mmmr-value-tile.is-middle
{
    border-color:
        var(--mmmr-purple);

    background:
        rgba(111, 66, 193, 0.09);

    color:
        var(--mmmr-purple);

    box-shadow:
        0 0 0 4px
        rgba(111, 66, 193, 0.08);
}


.mmmr-value-tile.is-mode
{
    border-color:
        var(--mmmr-orange);

    background:
        rgba(217, 119, 6, 0.09);

    color:
        #92400e;
}


.mmmr-value-tile.is-minimum
{
    border-color:
        var(--mmmr-blue);

    background:
        rgba(31, 111, 139, 0.08);

    color:
        var(--mmmr-blue);
}


.mmmr-value-tile.is-maximum
{
    border-color:
        var(--mmmr-green);

    background:
        rgba(25, 135, 84, 0.08);

    color:
        var(--mmmr-green-dark);
}


.mmmr-value-tile.is-correct
{
    border-color:
        var(--mmmr-green);

    background:
        rgba(25, 135, 84, 0.09);

    color:
        var(--mmmr-green-dark);
}


.mmmr-value-tile.is-incorrect
{
    border-color:
        var(--mmmr-red);

    background:
        rgba(192, 57, 43, 0.07);

    color:
        #8f2e24;
}


/* =========================================================
   SORTING WORKSPACE
   ========================================================= */

.mmmr-sorting-workspace
{
    margin-top: 1rem;

    padding: 1rem;

    border:
        2px dashed rgba(21, 154, 156, 0.28);

    border-radius: 0.9rem;

    background:
        rgba(21, 154, 156, 0.035);
}


.mmmr-sorting-workspace[hidden]
{
    display: none !important;
}


.mmmr-workspace-label
{
    margin:
        0 0 0.8rem;

    color:
        var(--mmmr-navy);

    font-size: 0.82rem;
    font-weight: 800;

    text-align: center;
}


.mmmr-sort-source,
.mmmr-sort-target
{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;

    gap: 0.6rem;

    min-height: 64px;

    padding: 0.75rem;

    border-radius: 0.8rem;
}


.mmmr-sort-source
{
    background:
        var(--mmmr-white);

    border:
        1px solid var(--mmmr-border);
}


.mmmr-sort-target
{
    border:
        2px dashed rgba(21, 154, 156, 0.3);

    background:
        var(--mmmr-white);
}


.mmmr-sort-target.has-values
{
    border-style: solid;

    border-color:
        rgba(21, 154, 156, 0.28);
}


.mmmr-sort-arrow
{
    display: flex;
    align-items: center;
    justify-content: center;

    padding:
        0.55rem 0;

    color:
        var(--mmmr-teal-dark);
}


.mmmr-sort-placeholder
{
    color:
        #8ba0b3;

    font-size: 0.8rem;
    font-weight: 650;
}


/* =========================================================
   CONCEPT VISUALS
   ========================================================= */

.mmmr-concept-visual
{
    margin-top: 1rem;

    padding: 1rem;

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

    border-radius: 0.9rem;

    background:
        var(--mmmr-white);
}


.mmmr-concept-visual[hidden]
{
    display: none !important;
}


.mmmr-visual-heading
{
    margin-bottom: 0.9rem;
}


.mmmr-visual-heading span
{
    display: block;

    margin-bottom: 0.2rem;

    color:
        var(--mmmr-muted);

    font-size: 0.68rem;
    font-weight: 800;

    letter-spacing: 0.07em;

    text-transform: uppercase;
}


.mmmr-visual-heading strong
{
    color:
        var(--mmmr-navy);

    font-size: 0.86rem;
    font-weight: 800;

    line-height: 1.5;
}


/* =========================================================
   MEAN EQUAL-SHARING VISUAL
   ========================================================= */

.mmmr-mean-stacks
{
    display: flex;
    align-items: flex-end;
    justify-content: center;
    flex-wrap: wrap;

    gap: 1rem;

    min-height: 170px;

    padding-top: 0.5rem;
}


.mmmr-mean-stack
{
    display: flex;
    flex-direction: column;
    align-items: center;

    gap: 0.4rem;

    min-width: 56px;
}


.mmmr-mean-stack-column
{
    display: flex;
    flex-direction: column-reverse;

    gap: 3px;

    min-height: 100px;

    justify-content: flex-start;
}


.mmmr-mean-unit
{
    width: 34px;
    height: 12px;

    border-radius: 4px;

    background:
        rgba(21, 154, 156, 0.78);
}


.mmmr-mean-stack-label
{
    color:
        var(--mmmr-navy);

    font-size: 0.75rem;
    font-weight: 800;
}


/* =========================================================
   MEDIAN VISUAL
   ========================================================= */

.mmmr-median-strip
{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;

    gap: 0.6rem;

    min-height: 78px;
}


.mmmr-median-item
{
    position: relative;

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

    min-width: 54px;
    min-height: 50px;

    padding:
        0.55rem 0.75rem;

    border:
        2px solid var(--mmmr-border);

    border-radius: 0.75rem;

    background:
        var(--mmmr-lighter);

    color:
        var(--mmmr-navy);

    font-weight: 800;
}


.mmmr-median-item.is-middle
{
    border-color:
        var(--mmmr-purple);

    background:
        rgba(111, 66, 193, 0.1);

    color:
        var(--mmmr-purple);
}


.mmmr-median-item.is-middle::after
{
    content: "middle";

    position: absolute;

    top: -24px;
    left: 50%;

    transform:
        translateX(-50%);

    color:
        var(--mmmr-purple);

    font-size: 0.62rem;
    font-weight: 800;

    text-transform: uppercase;

    white-space: nowrap;
}


/* =========================================================
   FREQUENCY VISUAL
   ========================================================= */

.mmmr-frequency-grid
{
    display: grid;

    grid-template-columns:
        repeat(
            auto-fit,
            minmax(90px, 1fr)
        );

    gap: 0.75rem;
}


.mmmr-frequency-item
{
    padding: 0.85rem;

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

    border-radius: 0.75rem;

    background:
        var(--mmmr-lighter);

    text-align: center;
}


.mmmr-frequency-item.is-highest
{
    border-color:
        var(--mmmr-orange);

    background:
        rgba(217, 119, 6, 0.08);
}


.mmmr-frequency-value
{
    display: block;

    margin-bottom: 0.3rem;

    color:
        var(--mmmr-navy);

    font-size: 1.05rem;
    font-weight: 800;
}


.mmmr-frequency-count
{
    color:
        var(--mmmr-muted);

    font-size: 0.75rem;
    font-weight: 700;
}


/* =========================================================
   RANGE VISUAL
   ========================================================= */

.mmmr-range-track
{
    display: grid;

    grid-template-columns:
        auto
        minmax(120px, 1fr)
        auto;

    align-items: center;

    gap: 0.9rem;

    margin-top: 0.5rem;
}


.mmmr-range-endpoint
{
    min-width: 95px;

    padding: 0.8rem;

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

    border-radius: 0.8rem;

    background:
        var(--mmmr-lighter);

    text-align: center;
}


.mmmr-range-endpoint span
{
    display: block;

    margin-bottom: 0.25rem;

    color:
        var(--mmmr-muted);

    font-size: 0.66rem;
    font-weight: 800;

    text-transform: uppercase;
}


.mmmr-range-endpoint strong
{
    color:
        var(--mmmr-navy);

    font-size: 1.2rem;
    font-weight: 800;
}


.mmmr-range-line
{
    position: relative;

    height: 4px;

    border-radius: 999px;

    background:
        linear-gradient(
            90deg,
            var(--mmmr-blue),
            var(--mmmr-teal),
            var(--mmmr-green)
        );
}


.mmmr-range-line::before,
.mmmr-range-line::after
{
    content: "";

    position: absolute;

    top: 50%;

    width: 14px;
    height: 14px;

    border-radius: 50%;

    background:
        var(--mmmr-white);

    border:
        3px solid var(--mmmr-teal);

    transform:
        translateY(-50%);
}


.mmmr-range-line::before
{
    left: -2px;
}


.mmmr-range-line::after
{
    right: -2px;
}


.mmmr-range-distance
{
    position: absolute;

    left: 50%;
    bottom: 12px;

    transform:
        translateX(-50%);

    padding:
        0.35rem 0.6rem;

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

    border-radius: 999px;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-teal-dark);

    font-size: 0.72rem;
    font-weight: 800;

    white-space: nowrap;

    box-shadow:
        0 3px 8px
        rgba(16, 42, 67, 0.07);
}


/* =========================================================
   ANALYSIS BOARD
   ========================================================= */

.mmmr-analysis-board
{
    margin-top: 1rem;

    padding: 1rem;

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

    border-radius: 0.9rem;

    background:
        linear-gradient(
            135deg,
            rgba(31, 111, 139, 0.04),
            rgba(21, 154, 156, 0.05)
        );
}


.mmmr-analysis-board[hidden]
{
    display: none !important;
}


.mmmr-analysis-heading
{
    margin-bottom: 0.85rem;
}


.mmmr-analysis-heading span
{
    display: block;

    margin-bottom: 0.2rem;

    color:
        var(--mmmr-muted);

    font-size: 0.68rem;
    font-weight: 800;

    letter-spacing: 0.07em;

    text-transform: uppercase;
}


.mmmr-analysis-heading strong
{
    color:
        var(--mmmr-navy);

    font-size: 0.88rem;
}


.mmmr-analysis-grid
{
    display: grid;

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

    gap: 0.75rem;
}


.mmmr-analysis-item
{
    padding:
        0.9rem 0.75rem;

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

    border-radius: 0.8rem;

    background:
        var(--mmmr-white);

    text-align: center;
}


.mmmr-analysis-item span
{
    display: block;

    margin-bottom: 0.25rem;

    color:
        var(--mmmr-muted);

    font-size: 0.7rem;
    font-weight: 800;
}


.mmmr-analysis-item strong
{
    color:
        var(--mmmr-navy);

    font-size: 1.25rem;
    font-weight: 800;
}


.mmmr-analysis-item.is-complete
{
    border-color:
        rgba(25, 135, 84, 0.35);

    background:
        rgba(25, 135, 84, 0.06);
}


.mmmr-analysis-item.is-complete strong
{
    color:
        var(--mmmr-green-dark);
}


/* =========================================================
   CALCULATION WORKSPACE
   ========================================================= */

.mmmr-calculation-workspace
{
    margin-top: 1.2rem;

    padding: 1rem;

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

    border-radius: 0.9rem;

    background:
        var(--mmmr-white);
}


.mmmr-calculation-heading
{
    margin-bottom: 0.8rem;
}


.mmmr-calculation-heading span
{
    display: block;

    margin-bottom: 0.2rem;

    color:
        var(--mmmr-muted);

    font-size: 0.68rem;
    font-weight: 800;

    letter-spacing: 0.07em;

    text-transform: uppercase;
}


.mmmr-calculation-heading strong
{
    color:
        var(--mmmr-navy);

    font-size: 0.9rem;
    font-weight: 800;
}


.mmmr-calculation-expression
{
    margin-bottom: 0.9rem;

    padding:
        0.9rem 1rem;

    border-radius: 0.8rem;

    background:
        var(--mmmr-lighter);

    color:
        var(--mmmr-navy-dark);

    font-size:
        clamp(1.05rem, 3vw, 1.3rem);

    font-weight: 800;

    line-height: 1.5;

    text-align: center;

    overflow-wrap: anywhere;
}


.mmmr-calculation-expression[hidden]
{
    display: none !important;
}


/* =========================================================
   ANSWER FORM
   ========================================================= */

.mmmr-answer-form
{
    margin-top: 0.8rem;
}


.mmmr-answer-form[hidden]
{
    display: none !important;
}


.mmmr-input-label
{
    display: block;

    margin-bottom: 0.6rem;

    color:
        var(--mmmr-navy);

    font-size: 0.9rem;
    font-weight: 800;
}


.mmmr-input-row
{
    display: grid;

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

    gap: 0.8rem;
}


.mmmr-step-input
{
    width: 100%;

    min-height: 56px;

    padding:
        0.85rem 1rem;

    border:
        2px solid var(--mmmr-border);

    border-radius: 0.85rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy-dark);

    font-size: 1.05rem;
    font-weight: 650;

    outline: none;

    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease,
        background-color 0.2s ease;
}


.mmmr-step-input::placeholder
{
    color:
        #9aabba;

    font-weight: 500;
}


.mmmr-step-input:hover
{
    border-color:
        #b9cad8;
}


.mmmr-step-input:focus
{
    border-color:
        var(--mmmr-teal);

    box-shadow:
        0 0 0 4px
        rgba(21, 154, 156, 0.13);
}


.mmmr-step-input.is-correct
{
    border-color:
        var(--mmmr-green);

    background:
        rgba(25, 135, 84, 0.045);
}


.mmmr-step-input.is-incorrect
{
    border-color:
        var(--mmmr-red);

    background:
        rgba(192, 57, 43, 0.045);
}


/* =========================================================
   MULTIPLE CHOICE
   ========================================================= */

.mmmr-choice-answer-area
{
    margin-top: 0.9rem;
}


.mmmr-choice-answer-area[hidden]
{
    display: none !important;
}


.mmmr-choice-grid
{
    display: grid;

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

    gap: 0.8rem;
}


.mmmr-choice-button
{
    min-height: 58px;

    padding:
        0.8rem 1rem;

    border:
        2px solid var(--mmmr-border);

    border-radius: 0.85rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy);

    font-size: 0.92rem;
    font-weight: 800;

    text-align: center;

    transition:
        transform 0.18s ease,
        border-color 0.18s ease,
        background-color 0.18s ease,
        color 0.18s ease,
        box-shadow 0.18s ease;
}


.mmmr-choice-button:hover
{
    transform:
        translateY(-1px);

    border-color:
        rgba(21, 154, 156, 0.55);

    background:
        rgba(21, 154, 156, 0.055);

    color:
        var(--mmmr-teal-dark);
}


.mmmr-choice-button.is-correct
{
    border-color:
        var(--mmmr-green);

    background:
        rgba(25, 135, 84, 0.075);

    color:
        var(--mmmr-green-dark);
}


.mmmr-choice-button.is-incorrect
{
    border-color:
        var(--mmmr-red);

    background:
        rgba(192, 57, 43, 0.065);

    color:
        #8f2e24;
}


/* =========================================================
   ANALYSIS ANSWER FORM
   ========================================================= */

.mmmr-analysis-answer-form
{
    margin-top: 1rem;
}


.mmmr-analysis-answer-form[hidden]
{
    display: none !important;
}


.mmmr-analysis-input-grid
{
    display: grid;

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

    gap: 0.8rem;

    margin-bottom: 1rem;
}


.mmmr-analysis-input-group
{
    display: flex;
    flex-direction: column;

    gap: 0.35rem;
}


.mmmr-analysis-input-group span
{
    color:
        var(--mmmr-navy);

    font-size: 0.76rem;
    font-weight: 800;
}


.mmmr-analysis-input-group input
{
    width: 100%;

    min-height: 50px;

    padding:
        0.7rem 0.75rem;

    border:
        2px solid var(--mmmr-border);

    border-radius: 0.75rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy-dark);

    font-size: 0.95rem;
    font-weight: 700;

    outline: none;
}


.mmmr-analysis-input-group input:focus
{
    border-color:
        var(--mmmr-teal);

    box-shadow:
        0 0 0 3px
        rgba(21, 154, 156, 0.1);
}


.mmmr-analysis-input-group input.is-correct
{
    border-color:
        var(--mmmr-green);
}


.mmmr-analysis-input-group input.is-incorrect
{
    border-color:
        var(--mmmr-red);
}


.mmmr-analysis-submit
{
    width: 100%;
}


/* =========================================================
   FEEDBACK
   ========================================================= */

.mmmr-feedback
{
    margin-top: 1.35rem;

    padding:
        1rem 1.1rem;

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

    border-left-width: 4px;

    border-radius: 0.8rem;

    font-size: 0.9rem;
    font-weight: 650;

    line-height: 1.6;
}


.mmmr-feedback-neutral
{
    border-left-color:
        var(--mmmr-blue);

    background:
        rgba(31, 111, 139, 0.05);

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


.mmmr-feedback-correct
{
    border-color:
        rgba(25, 135, 84, 0.25);

    border-left-color:
        var(--mmmr-green);

    background:
        rgba(25, 135, 84, 0.065);

    color:
        #12663f;
}


.mmmr-feedback-incorrect
{
    border-color:
        rgba(192, 57, 43, 0.22);

    border-left-color:
        var(--mmmr-red);

    background:
        rgba(192, 57, 43, 0.055);

    color:
        #8f2e24;
}


/* =========================================================
   PRIMARY BUTTONS
   ========================================================= */

.mmmr-submit-button,
.mmmr-next-button
{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    gap: 0.45rem;

    min-height: 56px;

    padding:
        0.85rem 1.4rem;

    border: 0;

    border-radius: 0.85rem;

    color:
        var(--mmmr-white);

    font-size: 0.92rem;
    font-weight: 800;

    white-space: nowrap;

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        filter 0.2s ease;
}


.mmmr-submit-button
{
    background:
        linear-gradient(
            135deg,
            var(--mmmr-teal),
            var(--mmmr-blue)
        );

    box-shadow:
        0 8px 20px
        rgba(21, 154, 156, 0.22);
}


.mmmr-next-button
{
    background:
        linear-gradient(
            135deg,
            var(--mmmr-green),
            var(--mmmr-green-dark)
        );

    box-shadow:
        0 8px 20px
        rgba(25, 135, 84, 0.22);
}


.mmmr-submit-button:hover,
.mmmr-next-button:hover
{
    transform:
        translateY(-2px);

    filter:
        brightness(1.04);
}


.mmmr-submit-button:active,
.mmmr-next-button:active
{
    transform:
        translateY(0);
}


.mmmr-submit-button:disabled
{
    cursor: not-allowed;

    opacity: 0.58;

    transform: none;

    box-shadow: none;
}


/* =========================================================
   ACTION ROW
   ========================================================= */

.mmmr-action-row
{
    display: flex;
    flex-wrap: wrap;

    gap: 0.7rem;

    margin-top: 1.25rem;
}


.mmmr-secondary-button
{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    gap: 0.45rem;

    min-height: 42px;

    padding:
        0.6rem 0.9rem;

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

    border-radius: 0.7rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy);

    font-size: 0.82rem;
    font-weight: 750;

    transition:
        border-color 0.2s ease,
        background-color 0.2s ease,
        color 0.2s ease,
        transform 0.2s ease;
}


.mmmr-secondary-button:hover
{
    transform:
        translateY(-1px);

    border-color:
        rgba(21, 154, 156, 0.5);

    background:
        rgba(21, 154, 156, 0.055);

    color:
        var(--mmmr-teal-dark);
}


/* =========================================================
   HELP PANEL
   ========================================================= */

.mmmr-help-panel
{
    display: grid;

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

    gap: 1rem;

    margin-top: 1.25rem;

    padding: 1.1rem;

    border:
        1px solid rgba(217, 119, 6, 0.24);

    border-radius: 0.9rem;

    background:
        rgba(217, 119, 6, 0.055);
}


.mmmr-help-panel[hidden]
{
    display: none !important;
}


.mmmr-help-panel-icon
{
    display: flex;
    align-items: center;
    justify-content: center;

    width: 42px;
    height: 42px;

    border-radius: 50%;

    background:
        rgba(217, 119, 6, 0.12);

    color:
        var(--mmmr-orange);

    font-size: 1rem;
}


.mmmr-help-panel strong
{
    display: block;

    margin-bottom: 0.25rem;

    color:
        var(--mmmr-navy);

    font-size: 0.9rem;
}


.mmmr-help-panel p
{
    margin: 0;

    color:
        var(--mmmr-text);

    font-size: 0.86rem;

    line-height: 1.6;
}


/* =========================================================
   REFERENCE PANEL
   ========================================================= */

.mmmr-reference-panel
{
    margin-top: 1.25rem;

    padding: 1.25rem;

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

    border-radius: 1rem;

    background:
        var(--mmmr-white);

    box-shadow:
        var(--mmmr-shadow-small);
}


.mmmr-reference-panel[hidden]
{
    display: none !important;
}


.mmmr-reference-panel-heading
{
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 1rem;

    margin-bottom: 1rem;
}


.mmmr-reference-panel-heading h3
{
    margin: 0;

    color:
        var(--mmmr-navy);

    font-size: 1.15rem;
    font-weight: 800;
}


.mmmr-close-button
{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    flex: 0 0 auto;

    width: 38px;
    height: 38px;

    padding: 0;

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

    border-radius: 50%;

    background:
        var(--mmmr-white);

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


.mmmr-close-button:hover
{
    border-color:
        rgba(21, 154, 156, 0.5);

    color:
        var(--mmmr-teal-dark);
}


.mmmr-reference-grid
{
    display: grid;

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

    gap: 1rem;
}


.mmmr-reference-item
{
    padding: 1rem;

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

    border-radius: 0.85rem;

    background:
        var(--mmmr-lighter);
}


.mmmr-reference-icon
{
    display: flex;
    align-items: center;
    justify-content: center;

    width: 38px;
    height: 38px;

    margin-bottom: 0.7rem;

    border-radius: 0.7rem;

    background:
        rgba(21, 154, 156, 0.1);

    color:
        var(--mmmr-teal-dark);
}


.mmmr-reference-item strong
{
    display: block;

    margin-bottom: 0.4rem;

    color:
        var(--mmmr-navy);

    font-size: 0.92rem;
}


.mmmr-reference-equation
{
    display: block;

    margin-bottom: 0.45rem;

    color:
        var(--mmmr-teal-dark);

    font-size: 0.95rem;
    font-weight: 800;
}


.mmmr-reference-item p
{
    margin: 0;

    color:
        var(--mmmr-muted);

    font-size: 0.82rem;

    line-height: 1.55;
}


.mmmr-reference-memory
{
    margin-top: 1rem;

    padding: 1rem;

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

    border-radius: 0.85rem;

    background:
        linear-gradient(
            135deg,
            rgba(21, 154, 156, 0.06),
            rgba(31, 111, 139, 0.03)
        );
}


.mmmr-reference-memory > strong
{
    display: block;

    margin-bottom: 0.75rem;

    color:
        var(--mmmr-navy);
}


.mmmr-memory-grid
{
    display: grid;

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

    gap: 0.65rem;
}


.mmmr-memory-grid span
{
    padding: 0.7rem;

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

    border-radius: 0.7rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-text);

    font-size: 0.78rem;

    text-align: center;
}


.mmmr-memory-grid b
{
    color:
        var(--mmmr-teal-dark);
}


.mmmr-reference-note
{
    margin:
        1rem 0 0;

    padding:
        0.9rem 1rem;

    border-left:
        4px solid var(--mmmr-orange);

    border-radius: 0.65rem;

    background:
        rgba(217, 119, 6, 0.055);

    color:
        var(--mmmr-text);

    font-size: 0.84rem;

    line-height: 1.6;
}


/* =========================================================
   PROBLEM COMPLETE
   ========================================================= */

.mmmr-problem-complete
{
    display: grid;

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

    align-items: center;

    gap: 1rem;

    margin-top: 1.4rem;

    padding: 1.2rem;

    border:
        1px solid rgba(25, 135, 84, 0.25);

    border-radius: 1rem;

    background:
        rgba(25, 135, 84, 0.06);
}


.mmmr-problem-complete[hidden]
{
    display: none !important;
}


.mmmr-problem-complete-icon
{
    color:
        var(--mmmr-green);

    font-size: 1.8rem;
}


.mmmr-problem-complete-label
{
    margin:
        0 0 0.2rem;

    color:
        var(--mmmr-green);

    font-size: 0.72rem;
    font-weight: 800;

    letter-spacing: 0.08em;

    text-transform: uppercase;
}


.mmmr-problem-complete h3
{
    margin:
        0 0 0.2rem;

    color:
        var(--mmmr-navy);

    font-size: 1.15rem;
    font-weight: 800;
}


.mmmr-problem-complete p:last-child
{
    margin: 0;

    color:
        var(--mmmr-muted);

    font-size: 0.86rem;

    line-height: 1.55;
}


/* =========================================================
   STATS
   ========================================================= */

.mmmr-stats
{
    display: grid;

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

    gap: 1rem;

    margin-top: 1.25rem;
}


.mmmr-stat
{
    padding: 1rem;

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

    border-radius: 0.9rem;

    background:
        var(--mmmr-white);

    text-align: center;

    box-shadow:
        var(--mmmr-shadow-small);
}


.mmmr-stat span
{
    display: block;

    margin-bottom: 0.3rem;

    color:
        var(--mmmr-muted);

    font-size: 0.72rem;
    font-weight: 800;
}


.mmmr-stat strong
{
    color:
        var(--mmmr-navy-dark);

    font-size: 1.45rem;
    font-weight: 800;
}


/* =========================================================
   RESULTS SCREEN
   ========================================================= */

.mmmr-results
{
    margin-top: 1.5rem;

    padding: 2rem;

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

    border-radius: 1.2rem;

    background:
        var(--mmmr-white);

    text-align: center;

    box-shadow:
        var(--mmmr-shadow);
}


.mmmr-results[hidden]
{
    display: none !important;
}


.mmmr-results-label
{
    margin-bottom: 0.4rem;

    color:
        var(--mmmr-teal-dark);

    font-size: 0.75rem;
    font-weight: 800;

    letter-spacing: 0.09em;

    text-transform: uppercase;
}


.mmmr-results h2
{
    color:
        var(--mmmr-navy);

    font-weight: 800;
}


.mmmr-results-grid
{
    display: grid;

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

    gap: 1rem;

    margin:
        1.5rem 0;
}


.mmmr-result-item
{
    padding: 1rem;

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

    border-radius: 0.85rem;

    background:
        var(--mmmr-lighter);
}


.mmmr-result-item span
{
    display: block;

    margin-bottom: 0.35rem;

    color:
        var(--mmmr-muted);

    font-size: 0.72rem;
    font-weight: 800;
}


.mmmr-result-item strong
{
    color:
        var(--mmmr-navy);

    font-size: 1.45rem;
    font-weight: 800;
}


.mmmr-result-accuracy strong
{
    color:
        var(--mmmr-teal-dark);
}


/* =========================================================
   INFO CARDS
   ========================================================= */

.mmmr-info
{
    display: grid;

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

    gap: 1rem;

    padding-top: 4rem;
    padding-bottom: 4rem;
}


.mmmr-info article
{
    padding: 1.35rem;

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

    border-radius: 1rem;

    background:
        var(--mmmr-white);

    box-shadow:
        var(--mmmr-shadow-small);
}


.mmmr-info-icon
{
    display: flex;
    align-items: center;
    justify-content: center;

    width: 46px;
    height: 46px;

    margin-bottom: 1rem;

    border-radius: 0.8rem;

    background:
        rgba(21, 154, 156, 0.1);

    color:
        var(--mmmr-teal-dark);
}


.mmmr-info h2
{
    margin-bottom: 0.5rem;

    color:
        var(--mmmr-navy);

    font-size: 1.1rem;
    font-weight: 800;
}


.mmmr-info p
{
    margin: 0;

    color:
        var(--mmmr-muted);

    font-size: 0.9rem;

    line-height: 1.65;
}


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

.mmmr-example-section
{
    padding:
        4.5rem 0;

    background:
        linear-gradient(
            180deg,
            #f7fafc,
            #ffffff
        );
}


.mmmr-example-content
{
    width:
        min(100%, 950px);

    margin: 0 auto;
}


.mmmr-example-heading
{
    margin-bottom: 1.5rem;
}


.mmmr-example-heading h2
{
    color:
        var(--mmmr-navy);

    font-weight: 800;
}


.mmmr-example-heading p:last-child
{
    color:
        var(--mmmr-muted);

    line-height: 1.7;
}


.mmmr-example-data
{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;

    gap: 0.65rem;

    margin-bottom: 1.5rem;
}


.mmmr-example-data span
{
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-width: 56px;
    min-height: 52px;

    padding:
        0.6rem 0.8rem;

    border:
        2px solid rgba(21, 154, 156, 0.22);

    border-radius: 0.8rem;

    background:
        var(--mmmr-white);

    color:
        var(--mmmr-navy);

    font-size: 1.15rem;
    font-weight: 800;

    box-shadow:
        var(--mmmr-shadow-small);
}


.mmmr-example-grid
{
    display: grid;

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

    gap: 1rem;
}


.mmmr-example-stat
{
    padding: 1rem;

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

    border-radius: 0.85rem;

    background:
        var(--mmmr-white);
}


.mmmr-example-stat > span
{
    display: block;

    margin-bottom: 0.35rem;

    color:
        var(--mmmr-muted);

    font-size: 0.72rem;
    font-weight: 800;

    text-transform: uppercase;
}


.mmmr-example-stat > strong
{
    display: block;

    margin-bottom: 0.45rem;

    color:
        var(--mmmr-teal-dark);

    font-size: 1.6rem;
    font-weight: 800;
}


.mmmr-example-stat p
{
    margin: 0;

    color:
        var(--mmmr-muted);

    font-size: 0.82rem;

    line-height: 1.55;
}


.mmmr-example-note
{
    margin-top: 1.2rem;

    padding: 1rem;

    border-left:
        4px solid var(--mmmr-teal);

    border-radius: 0.7rem;

    background:
        rgba(21, 154, 156, 0.06);

    color:
        var(--mmmr-text);

    line-height: 1.65;
}


/* =========================================================
   SEO SECTION
   ========================================================= */

.mmmr-seo-section
{
    padding:
        4.5rem 0;
}


.mmmr-seo-content
{
    width:
        min(100%, 900px);

    margin: 0 auto;
}


.mmmr-seo-content h2
{
    margin-bottom: 1rem;

    color:
        var(--mmmr-navy);

    font-weight: 800;
}


.mmmr-seo-content h3
{
    margin-top: 2rem;
    margin-bottom: 0.65rem;

    color:
        var(--mmmr-navy);

    font-size: 1.25rem;
    font-weight: 800;
}


.mmmr-seo-content p
{
    color:
        var(--mmmr-text);

    line-height: 1.75;
}


.mmmr-seo-links
{
    display: flex;
    flex-wrap: wrap;
    align-items: center;

    gap: 0.8rem;

    margin-top: 2rem;
}


.mmmr-resource-link
{
    color:
        var(--mmmr-teal-dark);

    font-size: 0.88rem;
    font-weight: 750;

    text-decoration: none;
}


.mmmr-resource-link:hover
{
    text-decoration: underline;
}


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

@media (max-width: 1050px)
{
    .mmmr-mode-tabs
    {
        grid-template-columns:
            repeat(3, minmax(0, 1fr));
    }


    .mmmr-info
    {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .mmmr-example-grid
    {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }
}


@media (max-width: 900px)
{
    .mmmr-toolbar
    {
        align-items: stretch;

        flex-direction: column;
    }


    .mmmr-controls
    {
        width: 100%;
    }


    .mmmr-control-group
    {
        width: 100%;
    }


    .mmmr-stats,
    .mmmr-results-grid
    {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .mmmr-analysis-input-grid
    {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .mmmr-analysis-grid
    {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }


    .mmmr-memory-grid
    {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }
}


@media (max-width: 767.98px)
{
    .mmmr-section
    {
        padding:
            3.5rem 1rem;
    }


    .mmmr-card
    {
        padding:
            1.25rem;
    }


    .mmmr-card-top
    {
        flex-direction: column;
    }


    .mmmr-card-badges
    {
        justify-content: flex-start;
    }


    .mmmr-step-progress
    {
        gap: 0.25rem;
    }


    .mmmr-step-marker
    {
        min-width: 58px;
    }


    .mmmr-step-marker span
    {
        width: 34px;
        height: 34px;
    }


    .mmmr-input-row
    {
        grid-template-columns: 1fr;
    }


    .mmmr-submit-button
    {
        width: 100%;
    }


    .mmmr-reference-grid
    {
        grid-template-columns: 1fr;
    }


    .mmmr-problem-complete
    {
        grid-template-columns:
            auto minmax(0, 1fr);
    }


    .mmmr-problem-complete .mmmr-next-button
    {
        grid-column:
            1 / -1;

        width: 100%;
    }


    .mmmr-data-lab-heading
    {
        align-items: flex-start;

        flex-direction: column;
    }


    .mmmr-range-track
    {
        grid-template-columns: 1fr;

        gap: 1.4rem;
    }


    .mmmr-range-line
    {
        width: 80%;

        margin: 0 auto;
    }
}


@media (max-width: 575.98px)
{
    .mmmr-mode-heading
    {
        flex-direction: column;

        align-items: flex-start;
    }


    .mmmr-mode-tabs
    {
        grid-template-columns: 1fr;
    }


    .mmmr-mode-button
    {
        justify-content: flex-start;

        padding-left: 1rem;
    }


    .mmmr-step-progress
    {
        grid-template-columns:
            auto
            minmax(10px, 1fr)
            auto
            minmax(10px, 1fr)
            auto;
    }


    .mmmr-step-marker
    {
        min-width: 46px;
    }


    .mmmr-step-marker small
    {
        max-width: 64px;

        font-size: 0.6rem;
    }


    .mmmr-stats,
    .mmmr-results-grid,
    .mmmr-info,
    .mmmr-example-grid,
    .mmmr-analysis-grid,
    .mmmr-analysis-input-grid,
    .mmmr-memory-grid
    {
        grid-template-columns: 1fr;
    }


    .mmmr-action-row
    {
        display: grid;

        grid-template-columns: 1fr;
    }


    .mmmr-secondary-button
    {
        width: 100%;
    }


    .mmmr-data-lab
    {
        padding: 0.8rem;
    }


    .mmmr-data-chip,
    .mmmr-value-tile,
    .mmmr-median-item,
    .mmmr-example-data span
    {
        min-width: 48px;
        min-height: 46px;

        padding:
            0.5rem 0.65rem;
    }


    .mmmr-frequency-grid
    {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }
}


/* =========================================================
   REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce)
{
    .mmmr-mode-button,
    .mmmr-select,
    .mmmr-step-marker span,
    .mmmr-progress-bar,
    .mmmr-step-input,
    .mmmr-choice-button,
    .mmmr-submit-button,
    .mmmr-next-button,
    .mmmr-secondary-button,
    .mmmr-value-tile
    {
        transition: none;
    }
}