* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    background: #f4f6f8;
    color: #1f2937;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 32px 20px 60px;
}


/* HEADER */

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;

    margin-bottom: 25px;
}

.header h1 {
    margin: 0;
    font-size: 32px;
    line-height: 1.15;
}

.subtitle {
    margin: 8px 0 0;
    color: #6b7280;
    font-size: 16px;
}

.badge {
    padding: 8px 12px;
    border-radius: 999px;

    background: #e8eefc;
    color: #315eFB;

    font-size: 13px;
    font-weight: 600;

    white-space: nowrap;
}


/* CARD */

.card {
    background: white;

    border: 1px solid #e5e7eb;
    border-radius: 14px;

    padding: 28px;

    margin-bottom: 22px;

    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.04);
}

.card h2 {
    margin-top: 0;
    margin-bottom: 10px;
}

.card h3 {
    margin-top: 0;
}


/* FLOW */

.flow {
    display: flex;
    align-items: center;
    justify-content: center;

    gap: 10px;

    margin: 28px 0;

    flex-wrap: wrap;
}

.flow-item {
    min-width: 125px;

    padding: 15px 12px;

    border: 1px solid #dbe2ea;
    border-radius: 10px;

    text-align: center;

    background: #fafafa;
}

.flow-item strong {
    display: block;

    font-size: 15px;

    margin-bottom: 4px;
}

.flow-item span {
    color: #6b7280;

    font-size: 13px;
}

.arrow {
    font-size: 22px;

    color: #6b7280;
}


/* RESEARCH NOTE */

.research-note {
    padding: 18px;

    background: #f1f5f9;

    border-left: 4px solid #315eFB;

    border-radius: 6px;

    line-height: 1.6;
}


/* BUTTONS */

button {
    border: none;

    background: #315eFB;
    color: white;

    padding: 12px 20px;

    border-radius: 8px;

    font-size: 15px;
    font-weight: 600;

    cursor: pointer;

    transition:
        transform 0.1s ease,
        opacity 0.1s ease;
}

button:hover {
    opacity: 0.9;
}

button:active {
    transform: translateY(1px);
}


/* ROLE */

.role-grid {
    display: grid;

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

    gap: 18px;

    margin-top: 25px;
}

.role-button {
    display: flex;

    flex-direction: column;

    text-align: left;

    padding: 22px;

    background: #f8fafc;

    color: #1f2937;

    border: 1px solid #dbe2ea;
}

.role-button:hover {
    background: #f1f5f9;
}

.role-title {
    font-size: 19px;

    font-weight: 700;

    margin-bottom: 8px;
}

.role-description {
    font-size: 14px;

    color: #6b7280;

    line-height: 1.5;
}


/* INFORMATION */

.information-grid {
    display: grid;

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

    gap: 12px;

    margin: 22px 0;
}

.info-box {
    padding: 16px;

    background: #f8fafc;

    border: 1px solid #e5e7eb;

    border-radius: 9px;
}

.info-box span {
    display: block;

    color: #6b7280;

    font-size: 12px;

    margin-bottom: 6px;
}

.info-box strong {
    font-size: 19px;
}

.info-box.private {
    border-color: #c7d2fe;

    background: #eef2ff;
}


/* DECISION */

.decision-panel {
    padding: 22px;

    border: 1px solid #e5e7eb;

    border-radius: 10px;

    margin-top: 20px;
}

.decision-panel p {
    line-height: 1.6;

    color: #4b5563;
}

.input-row {
    display: flex;

    gap: 10px;

    margin-top: 10px;
}

input[type="number"] {
    flex: 1;

    padding: 12px;

    border: 1px solid #d1d5db;

    border-radius: 7px;

    font-size: 16px;
}


/* SLIDER */

.slider-container {
    margin: 20px 0;
}

input[type="range"] {
    width: 100%;
}

.slider-value {
    margin-top: 10px;

    font-size: 22px;

    font-weight: 700;

    text-align: center;
}


/* MEMORY */

.memory-grid {
    display: grid;

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

    gap: 15px;

    margin-top: 22px;
}

.memory-grid button {
    background: #f8fafc;

    color: #1f2937;

    border: 1px solid #dbe2ea;

    text-align: left;

    padding: 20px;
}

.memory-grid button:hover {
    background: #f1f5f9;
}

.memory-grid strong {
    display: block;

    margin-bottom: 8px;

    font-size: 16px;
}

.memory-grid span {
    display: block;

    color: #6b7280;

    line-height: 1.5;

    font-size: 13px;
}


/* RESULT */

.result {
    margin-top: 20px;

    padding: 20px;

    background: #f8fafc;

    border-radius: 9px;

    border: 1px solid #e5e7eb;

    line-height: 1.7;
}

.result strong {
    font-weight: 700;
}

.next-button {
    margin-top: 15px;
}


/* SUMMARY */

.summary-grid {
    display: grid;

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

    gap: 12px;

    margin: 20px 0;
}

.summary-grid > div {
    padding: 18px;

    background: #f8fafc;

    border: 1px solid #e5e7eb;

    border-radius: 9px;
}

.summary-grid span {
    display: block;

    color: #6b7280;

    font-size: 12px;

    margin-bottom: 6px;
}

.summary-grid strong {
    font-size: 20px;
}


/* SECTION HEADER */

.section-header {
    display: flex;

    justify-content: space-between;

    align-items: center;

    gap: 20px;
}

.section-header p {
    margin: 0;

    color: #6b7280;
}

.round-score {
    font-weight: 600;
}


/* FOOTER */

footer {
    text-align: center;

    color: #9ca3af;

    font-size: 12px;

    line-height: 1.5;

    margin-top: 35px;
}


/* UTILITIES */

.hidden {
    display: none !important;
}


/* MOBILE */

@media (max-width: 800px) {

    .header {
        flex-direction: column;

        align-items: flex-start;
    }

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

    .memory-grid {
        grid-template-columns:
            1fr;
    }

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

    .role-grid {
        grid-template-columns:
            1fr;
    }
}


@media (max-width: 520px) {

    .container {
        padding: 20px 12px 40px;
    }

    .card {
        padding: 20px;
    }

    .flow {
        flex-direction: column;
    }

    .arrow {
        transform: rotate(90deg);
    }

    .information-grid {
        grid-template-columns:
            1fr;
    }

    .summary-grid {
        grid-template-columns:
            1fr;
    }

    .input-row {
        flex-direction: column;
    }
}