:root {
    --swu-bg: #f8fafc;
    --swu-card: #ffffff;
    --swu-text: #172033;
    --swu-muted: #64748b;
    --swu-border: #e2e8f0;
    --swu-primary: #b45309;
    --swu-primary-dark: #92400e;
    --swu-soft: #fff7ed;
}

.swu-page {
    font-family: inherit;
    color: var(--swu-text);
    background: var(--swu-bg);
    padding: 24px 16px 48px;
}

.swu-page * {
    box-sizing: border-box;
}

.swu-hero,
.swu-results-wrap,
.swu-intro,
.swu-content {
    max-width: 1060px;
    margin-left: auto;
    margin-right: auto;
}

.swu-hero {
    padding: 34px 0 18px;
}

.swu-badge {
    display: inline-flex;
    align-items: center;
    padding: 7px 12px;
    border: 1px solid #fed7aa;
    border-radius: 999px;
    background: var(--swu-soft);
    color: #9a3412;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
}

.swu-hero h1 {
    margin: 0;
    font-size: clamp(38px, 5vw, 64px);
    line-height: 1.05;
    letter-spacing: -0.04em;
    color: var(--swu-text);
}

.swu-subtitle {
    max-width: 760px;
    margin: 14px 0 24px;
    color: var(--swu-muted);
    font-size: 18px;
    line-height: 1.65;
}

.swu-tool-card {
    background: var(--swu-card);
    border: 1px solid var(--swu-border);
    border-radius: 24px;
    padding: 22px;
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
}

.swu-form label {
    display: block;
    font-weight: 800;
    margin-bottom: 8px;
}

.swu-form label span {
    display: inline;
    font-weight: 500;
    color: var(--swu-muted);
    font-size: 14px;
}

.swu-input-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
}

.swu-input-row input,
.swu-options input,
.swu-options select {
    width: 100%;
    min-height: 52px;
    border: 1px solid #cbd5e1;
    border-radius: 14px;
    padding: 12px 14px;
    color: var(--swu-text);
    font-size: 18px;
    outline: none;
    background: #fff;
}

.swu-input-row input:focus,
.swu-options input:focus,
.swu-options select:focus {
    border-color: var(--swu-primary);
    box-shadow: 0 0 0 4px rgba(180, 83, 9, 0.12);
}

.swu-input-row button,
.swu-options-toggle {
    border: 0;
    border-radius: 14px;
    cursor: pointer;
    font-weight: 800;
}

.swu-input-row button {
    min-height: 52px;
    padding: 0 22px;
    background: var(--swu-primary);
    color: #fff;
    font-size: 16px;
}

.swu-input-row button:hover {
    background: var(--swu-primary-dark);
}

.swu-options-toggle {
    margin-top: 14px;
    padding: 11px 14px;
    background: #334155;
    color: #fff;
}

.swu-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--swu-border);
}

.swu-options label {
    font-size: 14px;
}

.swu-options input,
.swu-options select {
    min-height: 46px;
    font-size: 15px;
}

.swu-note {
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: 14px;
    background: #fefce8;
    border: 1px solid #fde68a;
    color: #713f12;
    font-size: 15px;
}

.swu-results-wrap {
    margin-top: 24px;
}

.swu-message {
    background: #fff;
    border: 1px dashed #cbd5e1;
    border-radius: 18px;
    padding: 16px;
    color: var(--swu-muted);
}

.swu-results {
    display: grid;
    gap: 16px;
    margin-top: 16px;
}

.swu-result-group {
    background: #fff;
    border: 1px solid var(--swu-border);
    border-radius: 20px;
    padding: 18px;
}

.swu-result-group h2 {
    margin: 0 0 12px;
    font-size: 22px;
}

.swu-word-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.swu-word {
    border: 1px solid #e2e8f0;
    border-radius: 999px;
    padding: 8px 12px;
    background: #f8fafc;
    font-weight: 700;
    color: #334155;
    cursor: pointer;
}

.swu-word:hover {
    background: var(--swu-soft);
    border-color: #fed7aa;
    color: #9a3412;
}

.swu-intro {
    margin-top: 30px;
    padding: 18px 20px;
    border-left: 5px solid #93c5fd;
    background: #fff;
    border-radius: 16px;
    line-height: 1.75;
}

.swu-content {
    margin-top: 28px;
    background: #fff;
    border: 1px solid var(--swu-border);
    border-radius: 24px;
    padding: 28px;
    line-height: 1.8;
}

.swu-content h2 {
    margin: 30px 0 10px;
    font-size: clamp(24px, 3vw, 34px);
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.swu-content h2:first-child {
    margin-top: 0;
}

.swu-content h3 {
    margin: 22px 0 6px;
    font-size: 21px;
}

.swu-content p,
.swu-content li {
    color: #334155;
}

.swu-content a {
    color: var(--swu-primary);
    text-decoration: underline;
}

@media (max-width: 780px) {
    .swu-page {
        padding: 18px 12px 36px;
    }

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

    .swu-input-row button {
        width: 100%;
    }

    .swu-options {
        grid-template-columns: 1fr;
    }

    .swu-tool-card,
    .swu-content {
        border-radius: 18px;
        padding: 18px;
    }
}