.akm-fps-app {
    --akm-border: #d9dee5;
    --akm-text: #18212b;
    --akm-muted: #647080;
    --akm-bg: #f5f7f9;
    --akm-accent: #1b5e3c;
    --akm-accent-dark: #13472e;
    --akm-success: #268052;
    --akm-danger: #a52b2b;
    width: 100%;
    max-width: 1180px;
    min-width: 0;
    margin: 28px auto;
    color: var(--akm-text);
    font: inherit;
}

.akm-fps-app,
.akm-fps-app * {
    box-sizing: border-box;
}

.akm-fps-app * {
    min-width: 0;
}

.akm-fps-app img {
    max-width: 100%;
    height: auto;
}

.akm-fps-app p,
.akm-fps-app h2,
.akm-fps-app h3,
.akm-fps-app h4,
.akm-fps-app span,
.akm-fps-app strong,
.akm-fps-app div {
    overflow-wrap: anywhere;
}

.akm-fps-loading,
.akm-fps-error {
    padding: 18px;
    border: 1px solid var(--akm-border);
    border-radius: 10px;
    background: #fff;
}

.akm-fps-error {
    margin-bottom: 15px;
    border-color: #d99;
    background: #fff2f2;
    color: #7e1b1b;
}

.akm-fps-start {
    padding: clamp(24px, 5vw, 52px);
    border: 1px solid var(--akm-border);
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 8px 30px rgba(20, 35, 50, .07);
}

.akm-fps-eyebrow {
    color: var(--akm-accent);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.akm-fps-start h2,
.akm-fps-results h2 {
    margin: .35rem 0 1rem;
    font-size: clamp(1.8rem, 4vw, 2.7rem);
    line-height: 1.18;
}

.akm-fps-rules,
.akm-fps-result-summary {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 24px 0;
}

.akm-fps-rules div,
.akm-fps-result-summary div {
    padding: 17px;
    border-radius: 10px;
    background: var(--akm-bg);
    text-align: center;
}

.akm-fps-rules strong,
.akm-fps-result-summary strong {
    display: block;
    font-size: 1.45rem;
}

.akm-fps-rules span,
.akm-fps-result-summary span {
    display: block;
    margin-top: 4px;
    color: var(--akm-muted);
    font-size: .86rem;
}

.akm-fps-primary,
.akm-fps-submit,
.akm-fps-secondary,
.akm-fps-secondary-link,
.akm-fps-course-promo-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 12px 18px;
    border-radius: 8px;
    appearance: none;
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    line-height: 1.25;
    text-align: center;
    text-decoration: none;
}

.akm-fps-primary,
.akm-fps-submit,
.akm-fps-course-promo-button {
    border: 1px solid var(--akm-accent);
    background: var(--akm-accent);
    color: #fff;
}

.akm-fps-primary:hover,
.akm-fps-submit:hover,
.akm-fps-course-promo-button:hover {
    background: var(--akm-accent-dark);
    color: #fff;
}

.akm-fps-secondary,
.akm-fps-secondary-link {
    border: 1px solid var(--akm-border);
    background: #fff;
    color: var(--akm-text);
}

.akm-fps-app button:disabled {
    cursor: not-allowed;
    opacity: .55;
}

.akm-fps-exam {
    overflow: hidden;
    border: 1px solid var(--akm-border);
    border-radius: 14px;
    background: #fff;
}

.akm-fps-exam-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--akm-border);
}

.akm-fps-clock {
    flex: 0 0 auto;
    text-align: right;
}

.akm-fps-clock span {
    display: block;
    color: var(--akm-muted);
    font-size: .78rem;
}

.akm-fps-clock strong {
    font-size: 1.4rem;
    font-variant-numeric: tabular-nums;
}

.akm-fps-clock strong.warning {
    color: #a86500;
}

.akm-fps-clock strong.danger {
    color: var(--akm-danger);
}

.akm-fps-progress {
    padding: 10px 20px;
    background: var(--akm-bg);
    font-size: .84rem;
}

.akm-fps-progress > div {
    overflow: hidden;
    height: 6px;
    margin-top: 6px;
    border-radius: 20px;
    background: #dfe4e8;
}

.akm-fps-progress i {
    display: block;
    width: 0;
    height: 100%;
    background: var(--akm-accent);
    transition: width .2s;
}

.akm-fps-layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    min-height: 520px;
}

.akm-fps-layout aside {
    min-width: 0;
    padding: 12px;
    border-right: 1px solid var(--akm-border);
    background: #f8fafb;
}

.akm-fps-nav-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 12px;
}

.akm-fps-nav-head strong {
    display: block;
    font-size: .92rem;
}

.akm-fps-nav-head span {
    display: block;
    margin-top: 1px;
    color: var(--akm-muted);
    font-size: .72rem;
}

.akm-fps-nav-toggle {
    display: none;
    padding: 6px 9px;
    border: 1px solid var(--akm-border);
    border-radius: 6px;
    background: #fff;
    color: var(--akm-text);
    cursor: pointer;
    font: inherit;
    font-size: .78rem;
    font-weight: 700;
}

.akm-fps-nav-group {
    margin: 0 0 13px;
}

.akm-fps-nav-group:last-child {
    margin-bottom: 0;
}

.akm-fps-nav-group h3 {
    margin: 0 0 6px;
    font-size: .76rem;
    font-weight: 700;
    line-height: 1.25;
}

.akm-fps-nav-grid {
    display: grid;
    grid-template-columns: repeat(6, 26px);
    justify-content: start;
    gap: 4px;
}

.akm-fps-nav-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    min-width: 0;
    min-height: 0;
    padding: 0;
    border: 1px solid #cbd2d9;
    border-radius: 5px;
    background: #fff;
    color: #26313d;
    cursor: pointer;
    font: inherit;
    font-size: .72rem;
    font-weight: 700;
    line-height: 1;
    transition: background .12s, border-color .12s, color .12s, transform .12s;
}

.akm-fps-nav-button:hover {
    border-color: #7c9b8b;
    transform: translateY(-1px);
}

.akm-fps-nav-button.answered {
    border-color: var(--akm-success);
    background: var(--akm-success);
    color: #fff;
}

.akm-fps-nav-button.current {
    outline: 2px solid #111;
    outline-offset: 1px;
}

.akm-fps-layout main {
    min-width: 0;
    padding: clamp(20px, 4vw, 42px);
}

.akm-fps-question-meta {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--akm-muted);
    font-size: .85rem;
}

.akm-fps-question-meta span:first-child {
    color: #44515f;
    font-weight: 700;
}

.akm-fps-question h2 {
    margin: 0 0 22px;
    font-size: clamp(1.22rem, 3vw, 1.72rem);
    line-height: 1.35;
}

.akm-fps-question figure {
    margin: 0 0 24px;
    text-align: center;
}

.akm-fps-question figure img {
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 360px;
    border-radius: 6px;
}

.akm-fps-choices {
    display: grid;
    gap: 10px;
}

.akm-fps-choice {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    align-items: center;
    gap: 10px;
    min-height: 58px;
    padding: 12px;
    border: 1px solid var(--akm-border);
    border-radius: 10px;
    cursor: pointer;
    transition: .15s;
}

.akm-fps-choice:hover {
    border-color: #8ba99a;
    background: #f8fbf9;
}

.akm-fps-choice.selected {
    border-color: var(--akm-accent);
    background: #edf7f1;
}

.akm-fps-choice input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.akm-fps-choice-letter {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #e8ecef;
    font-weight: 700;
}

.akm-fps-choice.selected .akm-fps-choice-letter {
    background: var(--akm-accent);
    color: #fff;
}

.akm-fps-save-status {
    min-height: 20px;
    margin-top: 8px;
    color: var(--akm-muted);
    font-size: .8rem;
}

.akm-fps-save-status.error {
    color: var(--akm-danger);
}

.akm-fps-actions {
    display: flex;
    gap: 9px;
    padding: 13px 18px;
    border-top: 1px solid var(--akm-border);
    background: #fff;
}

.akm-fps-actions [data-submit] {
    margin-left: auto;
}

.akm-fps-results {
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.akm-fps-result-hero {
    width: 100%;
    max-width: 100%;
    padding: clamp(26px, 5vw, 50px);
    border-radius: 15px;
    color: #fff;
    text-align: center;
}

.akm-fps-result-hero.passed {
    background: #1b5e3c;
}

.akm-fps-result-hero.failed {
    background: #8b3030;
}

.akm-fps-result-hero .akm-fps-eyebrow {
    color: rgba(255, 255, 255, .78);
}

.akm-fps-result-hero h2 {
    margin-bottom: 8px;
}

.akm-fps-result-summary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.akm-fps-category-results {
    display: grid;
    width: 100%;
    max-width: 100%;
    gap: 9px;
}

.akm-fps-category-results > div {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) 180px 70px;
    align-items: center;
    gap: 12px;
    width: 100%;
    max-width: 100%;
    padding: 13px;
    border: 1px solid var(--akm-border);
    border-left: 5px solid #488c67;
    border-radius: 8px;
}

.akm-fps-category-results > div.bad {
    border-left-color: var(--akm-danger);
}

.akm-fps-category-results small {
    color: var(--akm-muted);
    text-align: right;
}

.akm-fps-result-rule {
    width: 100%;
    max-width: 100%;
    padding: 14px;
    border-radius: 8px;
    background: #f3f5f7;
}

.akm-fps-review {
    display: grid;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    gap: 15px;
}

.akm-fps-review-item {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    padding: 18px;
    border: 1px solid var(--akm-border);
    border-left: 5px solid #4b936c;
    border-radius: 10px;
    background: #fff;
}

.akm-fps-review-item.wrong {
    border-left-color: var(--akm-danger);
}

.akm-fps-review-item > *,
.akm-fps-review-item header > * {
    max-width: 100%;
    min-width: 0;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.akm-fps-review-item header {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    color: var(--akm-muted);
    font-size: .84rem;
}

.akm-fps-review-item.correct header strong {
    color: #267145;
}

.akm-fps-review-item.wrong header strong {
    color: var(--akm-danger);
}

.akm-fps-review-item h4 {
    margin: 12px 0;
    font-size: 1.05rem;
    line-height: 1.45;
}

.akm-fps-review-item p {
    width: 100%;
    max-width: 100%;
    white-space: normal;
}

.akm-fps-review-item img {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 300px;
    margin: 12px auto;
}

.akm-fps-correct-answer,
.akm-fps-explanation {
    width: 100%;
    max-width: 100%;
    padding: 12px;
    border-radius: 7px;
    background: #f6f1e8;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.akm-fps-explanation {
    margin-top: 8px;
    background: #f3f5f7;
}

.akm-fps-result-actions {
    display: flex;
    gap: 10px;
    margin-top: 24px;
}

.akm-fps-results > h3 {
    margin-top: 30px;
}

.akm-fps-course-promo {
    display: grid;
    grid-template-columns: 135px minmax(0, 1fr);
    align-items: center;
    gap: 24px;
    width: 100%;
    max-width: 100%;
    margin-top: 24px;
    padding: 24px;
    border: 1px solid #cfded5;
    border-top: 5px solid var(--akm-accent);
    border-radius: 14px;
    background: linear-gradient(135deg, #f4faf6 0%, #fff 65%);
    box-shadow: 0 8px 24px rgba(20, 70, 45, .08);
}

.akm-fps-course-promo-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.akm-fps-course-promo-logo img {
    display: block;
    width: 102px;
    max-width: 100%;
    height: auto;
}

.akm-fps-course-promo-content {
    width: 100%;
    max-width: 100%;
}

.akm-fps-course-promo-content > :first-child {
    margin-top: 0;
}

.akm-fps-course-promo-content > :last-child:not(.akm-fps-course-promo-button) {
    margin-bottom: 0;
}

.akm-fps-course-promo-content h2,
.akm-fps-course-promo-content h3,
.akm-fps-course-promo-content h4 {
    margin-bottom: .55rem;
    color: var(--akm-text);
    font-size: clamp(1.25rem, 2.5vw, 1.65rem);
    line-height: 1.25;
}

.akm-fps-course-promo-content p,
.akm-fps-course-promo-content ul,
.akm-fps-course-promo-content ol {
    margin-top: .6rem;
    margin-bottom: .85rem;
}

.akm-fps-course-promo-content a:not(.akm-fps-course-promo-button) {
    color: var(--akm-accent-dark);
    text-decoration: underline;
}

.akm-fps-course-promo-button {
    margin-top: 6px;
}

@media (max-width: 820px) {
    .akm-fps-app {
        margin: 16px auto;
    }

    .akm-fps-rules {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .akm-fps-layout {
        display: block;
        min-height: 0;
    }

    .akm-fps-layout aside {
        padding: 10px 12px;
        border-right: 0;
        border-bottom: 1px solid var(--akm-border);
    }

    .akm-fps-nav-head {
        margin: 0;
    }

    .akm-fps-nav-toggle {
        display: inline-flex;
    }

    .akm-fps-nav-content {
        display: none;
        padding-top: 12px;
    }

    .akm-fps-layout aside.is-open .akm-fps-nav-content {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px 18px;
    }

    .akm-fps-nav-group {
        margin: 0;
    }

    .akm-fps-nav-grid {
        grid-template-columns: repeat(6, 28px);
        gap: 5px;
    }

    .akm-fps-nav-button {
        width: 28px;
        height: 28px;
        font-size: .74rem;
    }

    .akm-fps-category-results > div {
        grid-template-columns: minmax(0, 1fr);
    }

    .akm-fps-category-results small {
        text-align: left;
    }

    .akm-fps-actions {
        position: sticky;
        z-index: 4;
        bottom: 0;
        flex-wrap: nowrap;
        box-shadow: 0 -4px 12px rgba(20, 35, 50, .08);
    }

    .akm-fps-actions [data-submit] {
        margin-left: auto;
    }

    .akm-fps-secondary,
    .akm-fps-submit {
        padding: 10px 13px;
    }

    .akm-fps-review-item header {
        gap: 8px;
    }

    .akm-fps-course-promo {
        grid-template-columns: 105px minmax(0, 1fr);
        gap: 18px;
        padding: 20px;
    }

    .akm-fps-course-promo-logo img {
        width: 82px;
    }
}

@media (max-width: 560px) {
    .akm-fps-app {
        width: 100%;
        max-width: 100%;
        margin: 8px 0;
    }

    .akm-fps-start {
        padding: 22px 16px;
        border-radius: 11px;
    }

    .akm-fps-rules,
    .akm-fps-result-summary {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }

    .akm-fps-result-summary > div:last-child {
        grid-column: 1 / -1;
    }

    .akm-fps-rules div,
    .akm-fps-result-summary div {
        padding: 12px 8px;
    }

    .akm-fps-exam {
        border-radius: 10px;
    }

    .akm-fps-exam-header {
        gap: 10px;
        padding: 12px 13px;
    }

    .akm-fps-exam-header > div:first-child strong {
        font-size: .94rem;
    }

    .akm-fps-clock span {
        font-size: .68rem;
    }

    .akm-fps-clock strong {
        font-size: 1.2rem;
    }

    .akm-fps-progress {
        padding: 9px 13px;
    }

    .akm-fps-layout aside.is-open .akm-fps-nav-content {
        grid-template-columns: minmax(0, 1fr);
    }

    .akm-fps-nav-grid {
        grid-template-columns: repeat(12, minmax(0, 1fr));
        width: 100%;
        gap: 3px;
    }

    .akm-fps-nav-button {
        width: 100%;
        height: 24px;
        font-size: .68rem;
    }

    .akm-fps-layout main {
        padding: 20px 13px 24px;
    }

    .akm-fps-question-meta {
        align-items: flex-start;
        font-size: .76rem;
    }

    .akm-fps-question-meta span:first-child {
        max-width: 72%;
    }

    .akm-fps-question h2 {
        margin-bottom: 17px;
        font-size: 1.15rem;
    }

    .akm-fps-choice {
        grid-template-columns: 30px minmax(0, 1fr);
        min-height: 54px;
        padding: 10px;
        font-size: .94rem;
    }

    .akm-fps-choice-letter {
        width: 27px;
        height: 27px;
    }

    .akm-fps-actions {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        padding: 9px;
    }

    .akm-fps-actions [data-submit] {
        grid-column: 1 / -1;
        grid-row: 2;
        width: 100%;
        margin: 0;
    }

    .akm-fps-secondary,
    .akm-fps-submit {
        width: 100%;
        min-height: 42px;
    }

    .akm-fps-results,
    .akm-fps-result-hero,
    .akm-fps-result-summary,
    .akm-fps-category-results,
    .akm-fps-review,
    .akm-fps-review-item,
    .akm-fps-result-rule,
    .akm-fps-course-promo {
        width: 100%;
        max-width: 100%;
        min-width: 0;
    }

    .akm-fps-result-hero {
        padding: 24px 13px;
        border-radius: 11px;
    }

    .akm-fps-result-hero h2 {
        font-size: 1.55rem;
        line-height: 1.2;
    }

    .akm-fps-category-results > div {
        gap: 4px;
        padding: 12px 10px;
    }

    .akm-fps-review-item {
        overflow: hidden;
        padding: 13px 10px;
        border-left-width: 4px;
    }

    .akm-fps-review-item header {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        gap: 4px;
        width: 100%;
    }

    .akm-fps-review-item header strong {
        display: block;
    }

    .akm-fps-review-item h4 {
        margin: 10px 0;
        font-size: 1rem;
        line-height: 1.4;
    }

    .akm-fps-review-item p,
    .akm-fps-correct-answer,
    .akm-fps-explanation {
        margin-right: 0;
        margin-left: 0;
        font-size: .94rem;
        line-height: 1.5;
        white-space: normal !important;
        overflow-wrap: anywhere !important;
        word-break: break-word;
    }

    .akm-fps-correct-answer,
    .akm-fps-explanation {
        padding: 10px;
    }

    .akm-fps-result-actions {
        display: block;
        width: 100%;
    }

    .akm-fps-result-actions .akm-fps-primary {
        width: 100%;
    }

    .akm-fps-course-promo {
        grid-template-columns: minmax(0, 1fr);
        gap: 12px;
        padding: 18px 14px;
        text-align: left;
    }

    .akm-fps-course-promo-logo {
        justify-content: center;
    }

    .akm-fps-course-promo-logo img {
        width: 76px;
    }

    .akm-fps-course-promo-content h2,
    .akm-fps-course-promo-content h3,
    .akm-fps-course-promo-content h4 {
        font-size: 1.3rem;
    }

    .akm-fps-course-promo-button {
        width: 100%;
        margin-top: 4px;
    }
}