.pdd-sim {
    --pdd-sim-text: #1f2937;
    --pdd-sim-muted: #64748b;
    --pdd-sim-blue: #2563eb;
    --pdd-sim-blue-dark: #1d4ed8;
    --pdd-sim-green: #16a34a;
    --pdd-sim-orange: #f97316;
    --pdd-sim-red: #dc2626;
    --pdd-sim-purple: #7c3aed;
    --pdd-sim-border: #e5e7eb;
    --pdd-sim-card: #ffffff;
    --pdd-sim-soft-blue: #eff6ff;
    --pdd-sim-soft-green: #ecfdf5;
    --pdd-sim-soft-orange: #fff7ed;
    --pdd-sim-soft-red: #fef2f2;
    --pdd-sim-soft-purple: #f5f3ff;
    --pdd-sim-soft-gray: #f8fafc;

    max-width: 980px;
    margin: 0 auto;
    color: var(--pdd-sim-text);
    line-height: 1.65;
}

.pdd-sim * {
    box-sizing: border-box;
}

.pdd-sim h2 {
    margin: 0 0 18px;
    font-size: 30px;
    line-height: 1.25;
}

.pdd-sim h3 {
    margin: 0 0 10px;
    font-size: 21px;
    line-height: 1.3;
}

.pdd-sim p {
    margin: 0 0 16px;
}

.pdd-sim section {
    margin: 34px 0;
}

.pdd-sim__cover {
    display: block;
    width: 100%;
    height: auto;
    margin: 22px 0 24px;
    border-radius: 26px;
}

.pdd-sim__hero {
    position: relative;
    overflow: hidden;
    padding: 34px;
    border-radius: 28px;
    background:
        radial-gradient(circle at 0 0, rgba(37, 99, 235, 0.18), transparent 34%),
        radial-gradient(circle at 100% 10%, rgba(22, 163, 74, 0.15), transparent 34%),
        linear-gradient(135deg, #f8fbff 0%, #eef6ff 100%);
    border: 1px solid #dbeafe;
}

.pdd-sim__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    padding: 8px 14px;
    border-radius: 999px;
    background: #ffffff;
    color: var(--pdd-sim-blue-dark);
    font-weight: 800;
    font-size: 14px;
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.08);
}

.pdd-sim__lead {
    max-width: 860px;
    margin-bottom: 20px;
    font-size: 20px;
    line-height: 1.55;
}

.pdd-sim__stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 24px;
}

.pdd-sim__stat {
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(191, 219, 254, 0.9);
}

.pdd-sim__stat strong {
    display: block;
    margin-bottom: 8px;
    font-size: 28px;
    line-height: 1;
    color: var(--pdd-sim-blue-dark);
}

.pdd-sim__stat span {
    display: block;
    color: var(--pdd-sim-muted);
    font-size: 14px;
    line-height: 1.45;
}

.pdd-sim__card {
    padding: 28px;
    border-radius: 24px;
    background: var(--pdd-sim-card);
    border: 1px solid var(--pdd-sim-border);
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.06);
}

.pdd-sim__note,
.pdd-sim__warning,
.pdd-sim__danger,
.pdd-sim__exam-note {
    margin: 22px 0;
    padding: 20px 22px;
    border-radius: 20px;
}

.pdd-sim__note {
    background: var(--pdd-sim-soft-green);
    border: 1px solid #bbf7d0;
}

.pdd-sim__warning {
    background: var(--pdd-sim-soft-orange);
    border: 1px solid #fed7aa;
}

.pdd-sim__danger {
    background: var(--pdd-sim-soft-red);
    border: 1px solid #fecaca;
}

.pdd-sim__exam-note {
    background: var(--pdd-sim-soft-blue);
    border: 1px solid #bfdbfe;
}

.pdd-sim__note p,
.pdd-sim__warning p,
.pdd-sim__danger p,
.pdd-sim__exam-note p {
    margin: 0;
}

.pdd-sim__simple {
    display: grid;
    grid-template-columns: 86px 1fr;
    gap: 18px;
    align-items: center;
    margin: 22px 0;
    padding: 22px;
    border-radius: 22px;
    background: var(--pdd-sim-soft-blue);
    border: 1px solid #bfdbfe;
}

.pdd-sim__simple-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 70px;
    border-radius: 18px;
    background: var(--pdd-sim-blue);
    color: #fff;
    font-weight: 900;
    font-size: 24px;
}

.pdd-sim__simple-text {
    margin: 0;
    font-size: 18px;
    line-height: 1.55;
}

.pdd-sim__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin: 22px 0;
}

.pdd-sim__grid--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pdd-sim__mini-card {
    padding: 20px;
    border-radius: 20px;
    background: #fff;
    border: 1px solid var(--pdd-sim-border);
}

.pdd-sim__mini-card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    margin-bottom: 12px;
    border-radius: 15px;
    background: var(--pdd-sim-soft-blue);
    font-size: 24px;
}

.pdd-sim__mini-card strong {
    display: block;
    margin-bottom: 8px;
    font-size: 17px;
}

.pdd-sim__mini-card span {
    display: block;
    color: var(--pdd-sim-muted);
    font-size: 15px;
    line-height: 1.5;
}

.pdd-sim__yes-no {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin: 24px 0;
}

.pdd-sim__yes,
.pdd-sim__no {
    padding: 24px;
    border-radius: 24px;
    border: 1px solid var(--pdd-sim-border);
    background: #fff;
}

.pdd-sim__yes {
    background: linear-gradient(135deg, #ffffff 0%, #ecfdf5 100%);
}

.pdd-sim__no {
    background: linear-gradient(135deg, #ffffff 0%, #fef2f2 100%);
}

.pdd-sim__label {
    display: inline-flex;
    margin-bottom: 14px;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 800;
}

.pdd-sim__label--green {
    background: var(--pdd-sim-soft-green);
    color: #15803d;
}

.pdd-sim__label--red {
    background: var(--pdd-sim-soft-red);
    color: #b91c1c;
}

.pdd-sim__label--blue {
    background: var(--pdd-sim-soft-blue);
    color: var(--pdd-sim-blue-dark);
}

.pdd-sim__label--purple {
    background: var(--pdd-sim-soft-purple);
    color: var(--pdd-sim-purple);
}

.pdd-sim__yes ul,
.pdd-sim__no ul {
    margin: 12px 0 0;
    padding-left: 20px;
}

.pdd-sim__yes li,
.pdd-sim__no li {
    margin-bottom: 7px;
}

.pdd-sim__table-wrap {
    overflow-x: auto;
    margin: 22px 0;
    border-radius: 20px;
    border: 1px solid var(--pdd-sim-border);
}

.pdd-sim__table {
    width: 100%;
    min-width: 760px;
    border-collapse: collapse;
    background: #fff;
}

.pdd-sim__table th,
.pdd-sim__table td {
    padding: 15px 16px;
    text-align: left;
    border-bottom: 1px solid var(--pdd-sim-border);
    vertical-align: top;
}

.pdd-sim__table th {
    background: var(--pdd-sim-soft-gray);
    font-weight: 800;
}

.pdd-sim__table tr:last-child td {
    border-bottom: 0;
}

.pdd-sim__tag {
    display: inline-flex;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 800;
    white-space: nowrap;
}

.pdd-sim__tag--blue {
    background: var(--pdd-sim-soft-blue);
    color: var(--pdd-sim-blue-dark);
}

.pdd-sim__tag--green {
    background: var(--pdd-sim-soft-green);
    color: #15803d;
}

.pdd-sim__tag--orange {
    background: var(--pdd-sim-soft-orange);
    color: #c2410c;
}

.pdd-sim__tag--red {
    background: var(--pdd-sim-soft-red);
    color: #b91c1c;
}

.pdd-sim__age {
    display: grid;
    gap: 14px;
    margin: 22px 0;
}

.pdd-sim__age-item {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 18px;
    align-items: stretch;
    overflow: hidden;
    border-radius: 22px;
    background: #fff;
    border: 1px solid var(--pdd-sim-border);
}

.pdd-sim__age-number {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: var(--pdd-sim-soft-blue);
    color: var(--pdd-sim-blue-dark);
    font-size: 24px;
    font-weight: 900;
    text-align: center;
}

.pdd-sim__age-content {
    padding: 18px 18px 18px 0;
}

.pdd-sim__age-content strong {
    display: block;
    margin-bottom: 6px;
    font-size: 18px;
}

.pdd-sim__age-content span {
    display: block;
    color: var(--pdd-sim-muted);
    line-height: 1.5;
}

.pdd-sim__route {
    position: relative;
    margin: 24px 0;
    padding: 26px;
    border-radius: 26px;
    background: #111827;
    color: #fff;
    overflow: hidden;
}

.pdd-sim__route-title {
    margin-bottom: 18px;
    font-size: 20px;
    font-weight: 900;
}

.pdd-sim__route-line {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
}

.pdd-sim__route-step {
    position: relative;
    min-height: 128px;
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.13);
}

.pdd-sim__route-step::before {
    content: attr(data-step);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    margin-bottom: 12px;
    border-radius: 11px;
    background: #fff;
    color: #111827;
    font-weight: 900;
}

.pdd-sim__route-step strong {
    display: block;
    margin-bottom: 8px;
    color: #fff;
}

.pdd-sim__route-step span {
    display: block;
    color: #cbd5e1;
    font-size: 14px;
    line-height: 1.45;
}

.pdd-sim__steps {
    display: grid;
    gap: 12px;
    margin: 22px 0;
    counter-reset: sim-steps;
}

.pdd-sim__step {
    position: relative;
    padding: 18px 18px 18px 62px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid var(--pdd-sim-border);
}

.pdd-sim__step::before {
    counter-increment: sim-steps;
    content: counter(sim-steps);
    position: absolute;
    left: 18px;
    top: 17px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 10px;
    background: var(--pdd-sim-blue);
    color: #fff;
    font-weight: 900;
}

.pdd-sim__step strong {
    display: block;
    margin-bottom: 4px;
}

.pdd-sim__step span {
    display: block;
    color: var(--pdd-sim-muted);
}

.pdd-sim__signs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin: 22px 0;
}

.pdd-sim__sign {
    padding: 20px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid var(--pdd-sim-border);
}

.pdd-sim__sign-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    margin-bottom: 14px;
    border-radius: 50%;
    border: 6px solid var(--pdd-sim-red);
    color: #111827;
    background: #fff;
    font-weight: 900;
    font-size: 18px;
}

.pdd-sim__sign-icon--plate {
    border-radius: 14px;
    border: 3px solid #111827;
    font-size: 15px;
}

.pdd-sim__sign strong {
    display: block;
    margin-bottom: 8px;
}

.pdd-sim__sign span {
    display: block;
    color: var(--pdd-sim-muted);
    font-size: 15px;
    line-height: 1.5;
}

.pdd-sim__checklist {
    margin: 22px 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 12px;
}

.pdd-sim__checklist li {
    position: relative;
    padding: 16px 18px 16px 48px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid var(--pdd-sim-border);
}

.pdd-sim__checklist li::before {
    content: "✓";
    position: absolute;
    left: 18px;
    top: 15px;
    color: var(--pdd-sim-green);
    font-weight: 900;
}

.pdd-sim__ban-list li::before {
    content: "×";
    color: var(--pdd-sim-red);
}

.pdd-sim__memory {
    padding: 28px;
    border-radius: 26px;
    background:
        radial-gradient(circle at 0 0, rgba(124, 58, 237, 0.14), transparent 30%),
        linear-gradient(135deg, #f5f3ff 0%, #eff6ff 100%);
    border: 1px solid #ddd6fe;
}

.pdd-sim__memory-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 20px 0 0;
}

.pdd-sim__memory-item {
    padding: 16px;
    border-radius: 18px;
    background: rgba(255,255,255,.82);
    border: 1px solid rgba(221, 214, 254, 0.9);
}

.pdd-sim__memory-item strong {
    display: block;
    margin-bottom: 6px;
    color: var(--pdd-sim-purple);
}

.pdd-sim__memory-item span {
    display: block;
    color: var(--pdd-sim-muted);
    font-size: 15px;
    line-height: 1.45;
}

.pdd-sim__summary {
    padding: 28px;
    border-radius: 26px;
    background: linear-gradient(135deg, #eff6ff 0%, #ecfdf5 100%);
    border: 1px solid #bfdbfe;
}

.pdd-sim__summary h2 {
    margin-bottom: 16px;
}

.pdd-sim__faq {
    padding: 28px;
    border-radius: 26px;
    background: #fff;
    border: 1px solid var(--pdd-sim-border);
}

.pdd-sim__faq-item {
    border-bottom: 1px solid var(--pdd-sim-border);
}

.pdd-sim__faq-item:last-child {
    border-bottom: 0;
}

.pdd-sim__faq-item summary {
    cursor: pointer;
    padding: 18px 0;
    font-weight: 800;
    list-style: none;
}

.pdd-sim__faq-item summary::-webkit-details-marker {
    display: none;
}

.pdd-sim__faq-item summary::after {
    content: "+";
    float: right;
    color: var(--pdd-sim-blue);
    font-size: 22px;
    line-height: 1;
}

.pdd-sim__faq-item[open] summary::after {
    content: "−";
}

.pdd-sim__faq-answer {
    padding: 0 0 18px;
    color: var(--pdd-sim-muted);
}

.pdd-sim__faq-answer p {
    margin: 0;
}

@media (max-width: 900px) {
    .pdd-sim__stats,
    .pdd-sim__signs,
    .pdd-sim__route-line {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pdd-sim__grid--three,
    .pdd-sim__memory-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .pdd-sim h2 {
        font-size: 25px;
    }

    .pdd-sim__hero,
    .pdd-sim__card,
    .pdd-sim__summary,
    .pdd-sim__faq,
    .pdd-sim__memory,
    .pdd-sim__route {
        padding: 22px;
        border-radius: 22px;
    }

    .pdd-sim__lead {
        font-size: 18px;
    }

    .pdd-sim__stats,
    .pdd-sim__grid,
    .pdd-sim__grid--three,
    .pdd-sim__yes-no,
    .pdd-sim__signs,
    .pdd-sim__route-line,
    .pdd-sim__memory-grid {
        grid-template-columns: 1fr;
    }

    .pdd-sim__simple {
        grid-template-columns: 1fr;
    }

    .pdd-sim__age-item {
        grid-template-columns: 1fr;
    }

    .pdd-sim__age-content {
        padding: 0 18px 18px;
    }
}