*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --gov-blue: #004a8f;
    --gov-blue-dark: #003366;
    --gov-blue-light: #1565c0;
    --accent-red: #c8102e;
    --accent-gold: #b8860b;
    --bg: #eef2f6;
    --card: #ffffff;
    --text: #1a1a1a;
    --text-secondary: #555;
    --text-muted: #888;
    --border: #d9dee5;
    --border-dark: #b0bac5;
    --notice-bg: #fffbe6;
    --notice-border: #ffe58f;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB",
        -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Top bar */
.top-bar {
    background: var(--gov-blue-dark);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.75rem;
    padding: 6px 0;
}

.top-bar-inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.gov-badge {
    background: var(--accent-red);
    color: #fff;
    font-size: 0.65rem;
    padding: 1px 6px;
    border-radius: 2px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* Banner */
.site-banner {
    background: linear-gradient(135deg, var(--gov-blue) 0%, var(--gov-blue-light) 100%);
    color: #fff;
    position: relative;
}

.banner-inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 28px 16px 24px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.banner-emblem {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    color: rgba(255, 255, 255, 0.95);
    opacity: 0.9;
}

.banner-emblem svg {
    width: 100%;
    height: 100%;
}

.banner-sub {
    font-size: 0.8rem;
    opacity: 0.85;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}

.banner-text h1 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.3;
}

.banner-en {
    font-size: 0.7rem;
    opacity: 0.6;
    margin-top: 6px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.banner-stripe {
    height: 4px;
    background: linear-gradient(90deg, var(--accent-red) 0%, var(--accent-red) 33%, var(--accent-gold) 33%, var(--accent-gold) 66%, var(--gov-blue-dark) 66%);
}

/* Breadcrumb */
.breadcrumb {
    background: #fff;
    border-bottom: 1px solid var(--border);
}

.breadcrumb-inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 10px 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.breadcrumb .sep {
    margin: 0 6px;
    color: #ccc;
}

.breadcrumb .current {
    color: var(--gov-blue);
}

/* Main */
.main-content {
    flex: 1;
    max-width: 960px;
    width: 100%;
    margin: 0 auto;
    padding: 20px 16px 32px;
}

/* Panel */
.panel {
    background: var(--card);
    border: 1px solid var(--border);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.panel-head {
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}

.panel-head h2 {
    font-size: 1.15rem;
    color: var(--gov-blue);
    font-weight: 600;
    letter-spacing: 0.06em;
    padding-left: 12px;
    border-left: 4px solid var(--gov-blue);
}

.panel-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 8px;
    padding-left: 16px;
}

/* Notice */
.notice-box {
    margin: 20px 24px 0;
    padding: 14px 16px;
    background: var(--notice-bg);
    border: 1px solid var(--notice-border);
    border-radius: 2px;
}

.notice-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: #ad6800;
    margin-bottom: 8px;
}

.notice-box ol {
    padding-left: 20px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.notice-box li + li {
    margin-top: 2px;
}

/* Form */
.query-form {
    padding: 24px;
}

.form-row {
    display: flex;
    align-items: center;
    margin-bottom: 18px;
    gap: 12px;
}

.form-row label {
    width: 90px;
    flex-shrink: 0;
    text-align: right;
    font-size: 0.9rem;
    color: var(--text);
    white-space: nowrap;
}

.required {
    color: var(--accent-red);
    margin-right: 2px;
}

.form-field {
    flex: 1;
    min-width: 0;
}

.form-field input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-dark);
    border-radius: 2px;
    font-size: 0.95rem;
    outline: none;
    background: #fafbfc;
    transition: border-color 0.2s, box-shadow 0.2s;
    -webkit-appearance: none;
}

.form-field input:focus {
    border-color: var(--gov-blue);
    background: #fff;
    box-shadow: 0 0 0 2px rgba(0, 74, 143, 0.12);
}

.form-field input::placeholder {
    color: #bbb;
}

.form-actions {
    padding-left: 102px;
    margin-top: 8px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 32px;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: background 0.2s;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary {
    background: var(--gov-blue);
    color: #fff;
    min-width: 160px;
}

.btn-primary:hover,
.btn-primary:active {
    background: var(--gov-blue-dark);
}

.btn-outline {
    background: #fff;
    color: var(--gov-blue);
    border: 1px solid var(--gov-blue);
}

.btn-outline:hover {
    background: #f0f6fc;
}

/* Alert */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 20px 24px 0;
    padding: 12px 16px;
    font-size: 0.85rem;
    line-height: 1.6;
    border-radius: 2px;
}

.alert-error {
    background: #fff1f0;
    color: #a8071a;
    border: 1px solid #ffa39e;
}

.alert-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    background: #ff4d4f;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    margin-top: 1px;
}

/* Result slip */
.result-panel .panel-head {
    border-bottom: none;
}

.result-slip {
    margin: 0 24px 24px;
    border: 2px solid var(--gov-blue);
    position: relative;
}

.slip-header {
    text-align: center;
    padding: 20px 16px 16px;
    border-bottom: 1px solid var(--border);
    background: #f8fafc;
}

.slip-header h3 {
    font-size: 1.05rem;
    color: var(--gov-blue-dark);
    font-weight: 700;
    letter-spacing: 0.1em;
}

.slip-year {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.info-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.info-table th,
.info-table td {
    padding: 10px 14px;
    border: 1px solid var(--border);
    text-align: left;
}

.info-table th {
    background: #f5f7fa;
    color: var(--text-secondary);
    font-weight: 500;
    width: 22%;
    white-space: nowrap;
}

.info-table td {
    color: var(--text);
    font-weight: 500;
}

.score-banner {
    background: linear-gradient(135deg, var(--gov-blue) 0%, var(--gov-blue-light) 100%);
    color: #fff;
    text-align: center;
    padding: 24px 16px;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
}

.score-banner-label {
    font-size: 1rem;
    letter-spacing: 0.2em;
    opacity: 0.9;
}

.score-banner-value {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 4px;
}

.score-banner-unit {
    font-size: 0.9rem;
    opacity: 0.85;
}

.score-table {
    width: 100%;
    border-collapse: collapse;
}

.score-table th,
.score-table td {
    padding: 12px 16px;
    text-align: center;
    border: 1px solid var(--border);
    font-size: 0.92rem;
}

.score-table th {
    background: #f0f4f8;
    color: var(--gov-blue-dark);
    font-weight: 600;
    letter-spacing: 0.08em;
}

.score-table td {
    color: var(--text);
}

.score-table .score-num {
    font-weight: 700;
    font-size: 1rem;
    color: var(--gov-blue-dark);
}

.score-table tbody tr:nth-child(even) {
    background: #fafbfc;
}

.slip-footer {
    padding: 14px 16px;
    background: #f8fafc;
    border-top: 1px solid var(--border);
    font-size: 0.78rem;
    color: var(--text-muted);
    text-align: center;
    line-height: 1.8;
}

.slip-code {
    font-family: "Courier New", monospace;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.action-bar {
    padding: 0 24px 24px;
    text-align: center;
}

/* Footer */
.site-footer {
    background: var(--gov-blue-dark);
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.75rem;
    padding: 20px 16px;
    margin-top: auto;
}

.footer-inner {
    max-width: 960px;
    margin: 0 auto;
    text-align: center;
    line-height: 1.9;
}

.footer-icp {
    opacity: 0.6;
    font-size: 0.7rem;
}

/* Mobile */
@media (max-width: 600px) {
    .banner-inner {
        padding: 20px 16px 18px;
        gap: 14px;
    }

    .banner-emblem {
        width: 44px;
        height: 44px;
    }

    .banner-text h1 {
        font-size: 1.25rem;
        letter-spacing: 0.08em;
    }

    .banner-sub {
        font-size: 0.72rem;
    }

    .banner-en {
        display: none;
    }

    .panel-head {
        padding: 16px;
    }

    .panel-head h2 {
        font-size: 1.05rem;
    }

    .notice-box,
    .alert {
        margin-left: 16px;
        margin-right: 16px;
    }

    .query-form {
        padding: 20px 16px;
    }

    .form-row {
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        margin-bottom: 16px;
    }

    .form-row label {
        width: auto;
        text-align: left;
    }

    .form-actions {
        padding-left: 0;
    }

    .btn {
        width: 100%;
    }

    .result-slip {
        margin: 0 16px 20px;
    }

    .info-table th,
    .info-table td {
        padding: 8px 10px;
        font-size: 0.82rem;
    }

    .info-table tr:first-child {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .info-table tr:first-child th,
    .info-table tr:first-child td {
        display: block;
    }

    .info-table tr:first-child th:nth-child(3),
    .info-table tr:first-child td:nth-child(4) {
        border-top: none;
    }

    .score-banner-value {
        font-size: 2.5rem;
    }

    .score-table th,
    .score-table td {
        padding: 10px 12px;
        font-size: 0.88rem;
    }

    .action-bar {
        padding: 0 16px 20px;
    }

    .top-bar-inner span:last-child {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

@media (min-width: 601px) {
    .main-content {
        padding-top: 28px;
    }
}