:root {
    --color-primary: #16a34a;
    --color-primary-hover: #15803d;
    --color-primary-soft: #dcfce7;
    --color-primary-border: #bbf7d0;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f7f8fc;
    color: #1f2937;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 24px;
}

.page-header h1 {
    margin-bottom: 8px;
}

.intro {
    color: #4b5563;
    line-height: 1.5;
}

.search-box,
.warning-box,
.result-card,
.result-summary {
    background: #ffffff;
    border-radius: 12px;
    padding: 18px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    margin-bottom: 20px;
}

textarea {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 12px;
    font-size: 16px;
    resize: vertical;
    margin-top: 8px;
}

.actions {
    display: flex;
    gap: 10px;
    margin-top: 12px;
}

button {
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    background: var(--color-primary);
    color: white;
    font-size: 15px;
    transition: background 0.2s ease;
}

button:hover {
    background: var(--color-primary-hover);
}

button.secondary {
    background: #6b7280;
}

.warning-box {
    border-left: 5px solid var(--color-primary);
    background: #f0fdf4;
}

.result-card {
    display: flex;
    gap: 16px;
}

.result-rank {
    font-size: 24px;
    font-weight: bold;
    color: var(--color-primary);
    min-width: 48px;
}

.score {
    font-weight: bold;
}

.loading,
.error,
.empty-state {
    background: #ffffff;
    border-radius: 12px;
    padding: 18px;
}
.search-options {
    margin-top: 16px;
    padding: 12px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 10px;
}

.checkbox-line {
    display: block;
    margin: 8px 0;
}

.result-summary {
    margin: 18px 0;
    padding: 14px 16px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 12px;
}

.result-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    margin: 16px 0;
    padding: 16px;
    background: #ffffff;
    border: 1px solid #dfe7df;
    border-radius: 14px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.result-rank {
    flex: 0 0 38px;
    height: 38px;
    border-radius: 999px;
    background: #dcfce7;
    color: #166534;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.result-main {
    flex: 1;
    min-width: 0;
}

.result-main h3 {
    margin: 0 0 10px 0;
    font-size: 1.08rem;
    line-height: 1.35;
    color: #14532d;
}

.result-main p {
    margin: 7px 0;
    line-height: 1.5;
}

.result-main strong {
    color: #1f2937;
}

.result-main pre {
    white-space: pre-wrap;
    word-break: break-word;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 10px;
    overflow-x: auto;
}

.result-main .meta-line {
    color: #475569;
    font-size: 0.96rem;
}

.result-main .secondary-line {
    color: #5b6470;
    font-size: 0.95rem;
}

.result-main .score-line {
    font-size: 0.96rem;
}

.result-main .detail-line {
    font-size: 0.93rem;
    color: #5f6b7a;
}

@media (max-width: 680px) {
    .result-card {
        padding: 14px;
        gap: 10px;
    }

    .result-rank {
        flex: 0 0 32px;
        height: 32px;
        font-size: 0.9rem;
    }

    .result-main h3 {
        font-size: 1rem;
    }
}

.type-help {
    color: #6b7280;
    font-size: 0.92rem;
}

@media (max-width: 680px) {
  .search-options {
    padding: 10px;
  }

  .checkbox-line {
    line-height: 1.5;
  }

  .meta-line,
  .secondary-line {
    font-size: 0.95rem;
  }

  .result-main h3 {
    word-break: break-word;
  }
}