:root {
    --primary-color: #0f172a; /* 深石板灰/黑 */
    --primary-hover: #334155;
    --accent-color: #047857; /* 墨绿强调色 */
    --secondary-bg: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #0f172a;
    --text-sub: #64748b;
    --border-color: #e2e8f0;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --danger-color: #f44336;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --radius: 0px; /* 瑞士风：直角或极小圆角 */
}

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

body {
    background-color: var(--secondary-bg);
    color: var(--text-main);
    line-height: 1.5;
    padding-bottom: 40px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px 0;
}

header h1 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1.8rem;
}

.hero-note {
    margin-top: 14px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
}

.hero-note span {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #eef4ff;
    color: var(--primary-color);
    font-size: 0.82rem;
    font-weight: 600;
}

.subtitle {
    color: var(--text-sub);
    font-size: 0.95rem;
}

.header-back {
    text-align: left;
    margin-bottom: 10px;
}

.back-to-home {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 8px;
    background-color: rgba(30, 136, 229, 0.08);
    transition: background-color 0.2s, color 0.2s;
}

.back-to-home:hover {
    background-color: rgba(30, 136, 229, 0.15);
    color: var(--primary-hover);
}

/* 布局 */
.calculator-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 面板通用样式 */
.panel {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: none;
    border: 1px solid var(--border-color);
    overflow: hidden;
    margin-bottom: 20px;
}

.panel-header {
    padding: 15px 20px;
    border-bottom: 2px solid var(--primary-color);
    background-color: var(--card-bg);
}

.panel-header h2 {
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.panel-body {
    padding: 20px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-main);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

input[type="number"],
select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 0;
    font-size: 1rem;
    transition: all 0.2s;
    background-color: var(--secondary-bg);
}

input[type="number"]:focus,
select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: none;
    background-color: var(--card-bg);
}

.unit {
    position: absolute;
    right: 12px;
    color: var(--text-sub);
    font-size: 0.9rem;
    pointer-events: none;
}

.form-helper {
    display: block;
    margin-top: 6px;
    font-size: 0.8rem;
    color: var(--text-sub);
}

.dual-salary-helper {
    margin-top: -10px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.auto-wage-card {
    margin-top: 6px;
    padding: 18px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: #f8fbff;
}

.auto-wage-label {
    color: var(--text-sub);
    font-size: 0.84rem;
}

.auto-wage-value {
    margin: 6px 0;
    color: var(--primary-color);
    font-size: 1.6rem;
    font-weight: 700;
}

.auto-wage-desc {
    color: var(--text-sub);
    font-size: 0.82rem;
    line-height: 1.5;
}

/* 单选按钮组 */
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
}

.radio-label input {
    display: none;
}

.radio-custom {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    margin-right: 8px;
    position: relative;
    transition: all 0.2s;
}

.radio-label input:checked + .radio-custom {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
}

.radio-label input:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background-color: white;
    border-radius: 50%;
}

/* 按钮组 */
.button-group {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.btn {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 0;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: #e0e0e0;
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: #d5d5d5;
}

/* 高级参数设置（默认显示，不折叠） */
.advanced-settings {
    margin-top: 20px;
    border-top: 1px dashed var(--border-color);
    padding-top: 15px;
}

.advanced-settings-title {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 10px;
}

summary {
    cursor: pointer;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
    user-select: none;
}

.panel-summary {
    display: block;
    padding: 15px 20px;
    border-bottom: 2px solid var(--primary-color);
    background-color: var(--card-bg);
    font-size: 1rem;
    font-weight: 700;
}

.panel-summary::-webkit-details-marker {
    display: none;
}

.advanced-content {
    margin-top: 10px;
    padding: 15px;
    background-color: #f9f9f9;
    border-radius: 8px;
}

/* 结果区域样式 */
.hidden {
    display: none !important;
}

.result-header {
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.result-header h3 {
    color: var(--text-main);
    font-size: 1.1rem;
}

.retirement-info {
    font-size: 0.9rem;
    color: var(--text-sub);
}

.retirement-info strong {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.summary-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}

.summary-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border-radius: 999px;
    background: #eef4ff;
    color: var(--primary-color);
    font-size: 0.82rem;
    font-weight: 600;
}

.salary-resolution-note {
    margin-bottom: 18px;
    padding: 12px 14px;
    border-left: 4px solid var(--accent-color);
    background: #f0fdf4;
    color: #166534;
    font-size: 0.86rem;
    line-height: 1.6;
}

.total-pension-card {
    text-align: center;
    padding: 25px;
    background: var(--primary-color);
    border-radius: 0;
    color: white;
    margin-bottom: 25px;
    box-shadow: none;
}

.total-pension-card .label {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 10px;
}

.total-pension-card .value {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.total-pension-card .currency {
    font-size: 1.5rem;
    vertical-align: top;
    margin-right: 5px;
}

.total-pension-card .sub-text {
    font-size: 0.9rem;
    opacity: 0.9;
    background: rgba(255,255,255,0.15);
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    margin: 0 auto 10px;
}

.actual-pension-box {
    margin: 14px auto 14px;
    padding: 14px 16px;
    max-width: 320px;
    border-radius: 12px;
    background: rgba(255,255,255,0.14);
    border: 1px solid rgba(255,255,255,0.2);
}

.actual-pension-label {
    font-size: 0.86rem;
    opacity: 0.85;
    margin-bottom: 6px;
}

.actual-pension-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.pension-breakdown {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.breakdown-item {
    display: flex;
    align-items: center;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid var(--border-color);
}

.breakdown-item:nth-child(1) {
    border-left-color: #4caf50;
}

.breakdown-item:nth-child(2) {
    border-left-color: #ff9800;
}

.item-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    margin-right: 15px;
    flex-shrink: 0;
}

.basic-icon {
    background-color: #4caf50;
}

.personal-icon {
    background-color: #ff9800;
}

.item-info {
    flex: 1;
}

.item-label {
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 4px;
}

.item-desc {
    font-size: 0.8rem;
    color: var(--text-sub);
}

.item-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
}

.data-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 25px;
}

.data-card {
    background-color: white;
    border: 1px solid var(--border-color);
    padding: 15px;
    border-radius: 0;
    text-align: center;
}

.data-card h4 {
    color: var(--text-sub);
    font-size: 0.9rem;
    margin-bottom: 8px;
    font-weight: normal;
}

.data-card .data-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 4px;
    font-family: monospace;
}

.data-card .data-desc {
    font-size: 0.75rem;
    color: #999;
}

.disclaimer {
    font-size: 0.8rem;
    color: #999;
    line-height: 1.4;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.content-section {
    margin-top: 18px;
    padding: 20px;
    background: #ffffff;
    border: 1px solid var(--border-color);
}

.content-section h3 {
    margin: 0 0 10px;
    color: var(--primary-color);
    font-size: 1.05rem;
}

.content-section p {
    margin: 0 0 12px;
    color: var(--text-sub);
    line-height: 1.75;
}

.content-section p:last-child {
    margin-bottom: 0;
}

/* 详细计算说明样式 */
.calculation-details {
    margin-top: 25px;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
}

.calculation-details summary {
    outline: none;
    user-select: none;
}

.calculation-details summary::-webkit-details-marker {
    display: none;
}

.calculation-details[open] summary {
    margin-bottom: 20px;
}

.calculation-details h4 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.detail-section {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px dashed #ddd;
}

.detail-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.detail-section h5 {
    color: var(--text-main);
    margin-bottom: 8px;
    font-size: 0.95rem;
    font-weight: 600;
}

.detail-section p {
    margin: 5px 0;
    font-size: 0.9rem;
    color: var(--text-sub);
    line-height: 1.6;
}

.detail-section ul {
    margin: 8px 0;
    padding-left: 20px;
}

.detail-section li {
    margin: 5px 0;
    font-size: 0.9rem;
    color: var(--text-sub);
}

.detail-section strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* 年度明细表格样式 */
.year-details-table {
    margin-top: 25px;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.year-details-table h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.table-wrapper {
    overflow-x: auto;
    margin-bottom: 10px;
}

.year-details-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.year-details-table th {
    background-color: var(--primary-color);
    color: white;
    padding: 10px 8px;
    text-align: center;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.year-details-table td {
    padding: 10px 8px;
    text-align: center;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.year-details-table tbody tr:nth-child(even) {
    background-color: #f8f9fa;
}

.year-details-table tbody tr:hover {
    background-color: #e3f2fd;
}

.year-details-table tbody tr.last-year {
    background-color: #fff3cd;
    font-weight: 600;
}

.year-details-table tbody tr.hidden-row {
    opacity: 0.7;
}

.year-details-table .table-note {
    margin-top: 10px;
    font-size: 0.8rem;
    color: var(--text-sub);
    line-height: 1.6;
}

/* 响应式调整 */
@media (max-width: 600px) {
    .container {
        padding: 15px;
    }

    .hero-note {
        justify-content: flex-start;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-row .form-group {
        margin-bottom: 20px;
    }

    .data-cards {
        grid-template-columns: 1fr;
    }
    
    .result-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .summary-strip {
        flex-direction: column;
    }
    
    .total-pension-card .value {
        font-size: 2rem;
    }
    
    .year-details-table table {
        font-size: 0.75rem;
    }
    
    .year-details-table th,
    .year-details-table td {
        padding: 8px 4px;
    }
    
    .calculation-details {
        padding: 15px;
    }
}

/* 2026 visual refresh: refined tool surface */
body {
    font-family: var(--gf-font, "Aptos", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif);
    background:
        radial-gradient(circle at 16% 2%, rgba(21, 115, 93, 0.12), transparent 26rem),
        radial-gradient(circle at 84% 6%, rgba(240, 164, 58, 0.16), transparent 24rem),
        linear-gradient(180deg, #fffdf7 0%, #f2eee5 100%);
}

.container {
    max-width: 980px;
    padding: 24px;
}

header {
    margin: 6px 0 26px;
    padding: 28px;
    border: 1px solid rgba(18, 32, 27, 0.12);
    border-radius: 24px;
    background:
        linear-gradient(rgba(255, 255, 252, 0.88), rgba(255, 255, 252, 0.88)),
        url("../../static/goof.png") right 26px center / 112px auto no-repeat;
    box-shadow: 0 18px 48px rgba(18, 32, 27, 0.08);
    text-align: left;
}

header h1 {
    font-family: var(--gf-font-display, Georgia, "Times New Roman", serif);
    font-size: clamp(2rem, 4vw, 3.2rem);
    letter-spacing: 0;
}

.subtitle {
    max-width: 620px;
}

.hero-note {
    justify-content: flex-start;
}

.hero-note span,
.summary-badge {
    border-color: rgba(21, 115, 93, 0.16);
    background: rgba(223, 243, 233, 0.84);
    color: var(--gf-green-deep, #0d4f43);
}

.panel {
    border-radius: 18px;
    border-color: rgba(18, 32, 27, 0.12);
    background: rgba(255, 255, 252, 0.90);
    box-shadow: 0 14px 38px rgba(18, 32, 27, 0.07);
}

.panel-header,
.panel-summary {
    background: linear-gradient(90deg, rgba(223, 243, 233, 0.72), rgba(255, 255, 252, 0.92));
    border-bottom: 1px solid rgba(21, 115, 93, 0.16);
}

.panel-header h2,
.panel-summary {
    color: var(--gf-green-deep, #0d4f43);
    letter-spacing: 0.04em;
}

input[type="number"],
select {
    min-height: 46px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.76);
}

.radio-label {
    padding: 9px 12px;
    border: 1px solid rgba(18, 32, 27, 0.10);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.64);
}

.button-group {
    position: sticky;
    bottom: 12px;
    z-index: 20;
    padding: 10px;
    border: 1px solid rgba(18, 32, 27, 0.12);
    border-radius: 18px;
    background: rgba(255, 255, 252, 0.78);
    backdrop-filter: blur(18px);
    box-shadow: 0 18px 36px rgba(18, 32, 27, 0.12);
}

.btn {
    border-radius: 999px;
    letter-spacing: 0.02em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gf-green-deep, #0d4f43), var(--gf-green, #15735d));
}

.btn-secondary {
    background: #fff;
    border: 1px solid rgba(18, 32, 27, 0.12);
}

.auto-wage-card,
.breakdown-item,
.data-card,
.content-section,
.calculation-details,
.year-details-table {
    border-radius: 16px;
    border-color: rgba(18, 32, 27, 0.12);
    background: rgba(255, 255, 252, 0.76);
}

.total-pension-card {
    border-radius: 24px;
    background:
        radial-gradient(circle at 82% 12%, rgba(240, 164, 58, 0.32), transparent 12rem),
        linear-gradient(135deg, #12201b 0%, #0d4f43 100%);
    box-shadow: 0 20px 44px rgba(13, 79, 67, 0.22);
}

.total-pension-card .value {
    font-family: var(--gf-font-display, Georgia, "Times New Roman", serif);
    letter-spacing: 0;
}

.actual-pension-box {
    border-radius: 18px;
}

.year-details-table th {
    background: var(--gf-green-deep, #0d4f43);
}

@media (max-width: 600px) {
    .container {
        padding: 14px;
    }

    header {
        padding: 22px;
        background:
            linear-gradient(rgba(255, 255, 252, 0.90), rgba(255, 255, 252, 0.90)),
            url("../../static/goof.png") right 18px top 18px / 82px auto no-repeat;
    }

    .button-group {
        bottom: 8px;
        flex-direction: column;
    }
}