/* 简约响应式 · 默认移动端优先 */
:root {
    --bg: #f6f7f8;
    --surface: #ffffff;
    --text: #1c1917;
    --muted: #78716c;
    --border: #e7e5e4;
    --accent: #0d9488;
    --accent-hover: #0f766e;
    --accent-muted: #ccfbf1;
    --danger-bg: #fef2f2;
    --danger-text: #991b1b;
    --success-bg: #ecfdf5;
    --success-text: #065f46;
    --info-bg: #eff6ff;
    --info-text: #1e40af;
    --header-bg: #115e59;
    --header-text: #ecfdf5;
    --radius: 8px;
    --shadow: 0 1px 2px rgba(28, 25, 23, 0.06);
    --font: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

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

body {
    margin: 0;
    font-family: var(--font);
    font-size: 1rem;
    line-height: 1.55;
    color: var(--text);
    background: var(--bg);
}

.wrap {
    width: 100%;
    max-width: 72rem;
    margin: 0 auto;
    padding: 0 1rem;
}

/* —— Header —— */
.site-header {
    background: var(--header-bg);
    color: var(--header-text);
    padding: 0.65rem 0;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: 0 1px 0 rgba(0,0,0,0.12);
}

.header-inner {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.brand-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-title {
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.site-header a {
    color: rgba(236, 253, 252, 0.88);
    text-decoration: none;
}

.site-header a:hover {
    color: #fff;
}

.site-title a {
    color: #fff;
}

.nav-block {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.65rem;
    font-size: 0.8125rem;
}

.nav-primary {
    padding-bottom: 0.35rem;
    border-bottom: 1px solid rgba(255,255,255,0.12);
}

.nav-reports {
    padding-top: 0.15rem;
}

.nav-reports-label {
    color: rgba(236, 253, 252, 0.55);
    font-size: 0.75rem;
    margin-right: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.nav-em, .nav-highlight {
    font-weight: 600;
    color: #fde68a !important;
}

.main-content {
    padding-top: 1.25rem;
    padding-bottom: 2.5rem;
}

@media (min-width: 640px) {
    .nav-block {
        font-size: 0.875rem;
        gap: 0.5rem 1rem;
    }
    .site-title {
        font-size: 1.15rem;
    }
}

/* —— Typography —— */
h1 {
    font-size: clamp(1.25rem, 4vw, 1.5rem);
    font-weight: 600;
    margin: 0 0 0.75rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 1.5rem 0 0.65rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px solid var(--border);
}

h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--header-bg);
}

.filter-card-title {
    font-size: 1rem;
    margin: 0 0 0.75rem;
    padding: 0;
    border: none;
}

.muted {
    color: var(--muted);
    font-size: 0.9rem;
}

.home-steps {
    margin: 0;
    padding-left: 1.25rem;
    line-height: 1.75;
}

.home-steps a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.home-steps a:hover {
    text-decoration: underline;
}

/* —— Cards & forms —— */
.card, form.card {
    background: var(--surface);
    padding: 1rem 1.15rem;
    margin-bottom: 1.25rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.filter-card .row {
    margin-bottom: 0.25rem;
}

.filter-actions {
    display: flex;
    align-items: flex-end;
}

.filter-actions-label {
    visibility: hidden;
}

label {
    display: block;
    margin: 0.4rem 0 0.2rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: #44403c;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="search"],
select,
textarea {
    width: 100%;
    max-width: 100%;
    padding: 0.5rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--surface);
}

textarea {
    min-height: 5rem;
    resize: vertical;
}

.row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
}

.row > div {
    flex: 1 1 12rem;
    min-width: 0;
}

/* —— Buttons —— */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: #fff !important;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9375rem;
    font-family: inherit;
    font-weight: 500;
    text-decoration: none;
    line-height: 1.3;
}

.btn:hover {
    background: var(--accent-hover);
}

.btn-secondary {
    background: #57534e;
}

.btn-secondary:hover {
    background: #44403c;
}

/* —— Tables（横向滚动） —— */
.table-wrap {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -0.25rem;
    padding: 0 0.25rem;
}

table {
    width: 100%;
    min-width: 36rem;
    border-collapse: collapse;
    background: var(--surface);
    font-size: 0.8125rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}

th, td {
    border-bottom: 1px solid var(--border);
    padding: 0.5rem 0.6rem;
    text-align: left;
    vertical-align: top;
}

th {
    background: #f5f5f4;
    font-weight: 600;
    color: #44403c;
    white-space: nowrap;
}

tr:last-child td {
    border-bottom: none;
}

tbody tr:nth-child(even) {
    background: #fafaf9;
}

@media (min-width: 768px) {
    table {
        font-size: 0.875rem;
        min-width: 0;
    }
}

/* —— Flash —— */
.flash {
    padding: 0.65rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.flash-success { background: var(--success-bg); color: var(--success-text); }
.flash-error { background: var(--danger-bg); color: var(--danger-text); }
.flash-info { background: var(--info-bg); color: var(--info-text); }

small.hint {
    color: var(--muted);
    display: block;
    margin-top: 0.2rem;
    font-size: 0.8rem;
}

/* —— Trace & misc —— */
.trace-section {
    margin-bottom: 1rem;
}

.trace-section.card table {
    min-width: 0;
}

.repack-panel {
    margin-top: 1rem !important;
    padding: 1rem !important;
    background: #f5f5f4;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
}

.site-footer {
    padding: 1rem 0 1.5rem;
    color: var(--muted);
    font-size: 0.8rem;
}

.site-footer code {
    font-size: 0.75rem;
    background: #e7e5e4;
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
}

.inline-form { display: inline; }

.form-inline-kv {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
}

.input-narrow {
    width: 5.5rem !important;
    max-width: 6rem !important;
}

.inbound-lines input[type="text"],
.inbound-lines input[type="number"] {
    max-width: none;
}

.sales-stock-panel {
    margin-top: 0.75rem;
}

.sales-stock-panel table {
    min-width: 32rem;
    font-size: 0.8rem;
    margin-top: 0.35rem;
}

.batch-detail-wrap { padding: 0 !important; vertical-align: top; }
.batch-details { padding: 0.5rem 0.65rem; }
.batch-details > summary { cursor: pointer; font-weight: 500; }
.batch-details-inner {
    margin-top: 0.65rem;
    padding-left: 0.5rem;
    border-left: 3px solid var(--border);
}
.batch-details-inner table {
    font-size: 0.85rem;
    box-shadow: none;
}

/* ========== 查询 / 统计 / 追溯 专题样式 ========== */
.page-report {
    --report-accent: #0d9488;
    --report-accent-dark: #0f766e;
    --report-tint: #ecfdf5;
    --report-tint2: #ccfbf1;
    --report-glow: rgba(13, 148, 136, 0.12);
}

.page-report--raw {
    --report-accent: #059669;
    --report-accent-dark: #047857;
    --report-tint: #ecfdf5;
    --report-tint2: #d1fae5;
    --report-glow: rgba(5, 150, 105, 0.14);
}

.page-report--production {
    --report-accent: #2563eb;
    --report-accent-dark: #1d4ed8;
    --report-tint: #eff6ff;
    --report-tint2: #dbeafe;
    --report-glow: rgba(37, 99, 235, 0.12);
}

.page-report--finished {
    --report-accent: #7c3aed;
    --report-accent-dark: #6d28d9;
    --report-tint: #f5f3ff;
    --report-tint2: #ede9fe;
    --report-glow: rgba(124, 58, 237, 0.12);
}

.page-report--sales {
    --report-accent: #d97706;
    --report-accent-dark: #b45309;
    --report-tint: #fffbeb;
    --report-tint2: #fef3c7;
    --report-glow: rgba(217, 119, 6, 0.14);
}

.page-report--small {
    --report-accent: #0891b2;
    --report-accent-dark: #0e7490;
    --report-tint: #ecfeff;
    --report-tint2: #cffafe;
    --report-glow: rgba(8, 145, 178, 0.12);
}

.page-report--sp-out {
    --report-accent: #e11d48;
    --report-accent-dark: #be123c;
    --report-tint: #fff1f2;
    --report-tint2: #ffe4e6;
    --report-glow: rgba(225, 29, 72, 0.12);
}

.page-report--trace {
    --report-accent: #0f766e;
    --report-accent-dark: #115e59;
    --report-tint: #f0fdfa;
    --report-tint2: #ccfbf1;
    --report-glow: rgba(15, 118, 110, 0.15);
}

.page-report .report-page-header {
    position: relative;
    padding: 1.35rem 1.35rem 1.15rem;
    margin: 0 0 1.35rem;
    border-radius: 12px;
    background: linear-gradient(
        145deg,
        var(--report-tint2) 0%,
        #fff 42%,
        var(--report-tint) 100%
    );
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow:
        0 4px 24px var(--report-glow),
        0 1px 0 rgba(255, 255, 255, 0.8) inset;
    overflow: hidden;
}

.page-report .report-page-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(
        90deg,
        var(--report-accent),
        var(--report-tint2),
        var(--report-accent-dark)
    );
    opacity: 0.95;
}

.page-report .report-page-header h1 {
    margin: 0.35rem 0 0.4rem;
    font-size: clamp(1.35rem, 4vw, 1.65rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    color: #1c1917;
}

.page-report .report-lead {
    margin: 0;
    max-width: 42rem;
    line-height: 1.6;
}

.page-report .report-lead a {
    color: var(--report-accent-dark);
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px solid var(--report-tint2);
}

.page-report .report-lead a:hover {
    border-bottom-color: var(--report-accent);
}

.page-report .report-badge {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.28rem 0.65rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--report-accent), var(--report-accent-dark));
    color: #fff;
    box-shadow: 0 2px 8px var(--report-glow);
}

.page-report .filter-card {
    position: relative;
    border: 1px solid var(--border);
    border-left: 4px solid var(--report-accent);
    background: linear-gradient(180deg, #fff 0%, var(--report-tint) 120%);
    box-shadow: 0 6px 28px rgba(28, 25, 23, 0.06);
    margin-bottom: 1.5rem;
}

.page-report .filter-card .filter-card-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--report-accent-dark);
}

.page-report .filter-card .filter-card-title::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--report-accent);
    box-shadow: 0 0 0 3px var(--report-tint2);
}

.page-report .filter-card label {
    color: #57534e;
}

.page-report .filter-card input:focus,
.page-report .filter-card select:focus {
    outline: none;
    border-color: var(--report-accent);
    box-shadow: 0 0 0 3px var(--report-tint2);
}

.page-report .filter-actions-row {
    margin: 1rem 0 0;
    padding-top: 0.25rem;
}

.page-report .btn-report-submit {
    min-width: 7.5rem;
    padding: 0.55rem 1.35rem;
    font-weight: 600;
    background: linear-gradient(180deg, var(--report-accent) 0%, var(--report-accent-dark) 100%);
    box-shadow: 0 2px 12px var(--report-glow);
}

.page-report .btn-report-submit:hover {
    filter: brightness(1.05);
    background: linear-gradient(180deg, var(--report-accent) 0%, var(--report-accent-dark) 100%);
}

.page-report .report-results-card {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(28, 25, 23, 0.07);
    margin-bottom: 1.5rem;
}

.page-report .report-stats {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 0.65rem;
    padding: 1rem 1.15rem;
    margin: 0;
    background: linear-gradient(90deg, var(--report-tint2) 0%, #fff 55%, var(--report-tint) 100%);
    border-bottom: 1px solid var(--border);
}

.page-report .report-stat {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.15rem;
    padding: 0.5rem 0.9rem;
    min-width: 6.5rem;
    background: #fff;
    border-radius: 10px;
    border: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.page-report .report-stat-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
}

.page-report .report-stat strong {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--report-accent-dark);
    line-height: 1.2;
}

.page-report .report-footnote {
    margin: 0;
    padding: 0.65rem 1.15rem 0;
    font-size: 0.82rem;
}

.page-report .report-table-shell {
    padding: 0 0 0.25rem;
}

.page-report .report-table-shell .table-wrap {
    margin: 0;
    padding: 0 0.25rem 0.5rem;
}

.page-report .table-report {
    border: none;
    border-radius: 0;
    min-width: 36rem;
    box-shadow: none;
}

.page-report .table-report thead th {
    background: linear-gradient(180deg, var(--report-tint2) 0%, var(--report-tint) 100%);
    color: #334155;
    font-weight: 700;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 2px solid var(--report-accent);
    padding: 0.65rem 0.7rem;
}

.page-report .table-report tbody tr:nth-child(even) {
    background: #fafaf9;
}

.page-report .table-report tbody tr:hover td {
    background: var(--report-tint);
}

.page-report .table-report td {
    padding: 0.55rem 0.7rem;
    border-bottom-color: #e7e5e4;
}

.page-report .table-report .muted {
    text-align: center;
    padding: 1.25rem;
}

.page-report a.report-link {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.25rem 0.55rem;
    border-radius: 6px;
    background: var(--report-tint2);
    color: var(--report-accent-dark) !important;
    text-decoration: none;
    border: 1px solid transparent;
}

.page-report a.report-link:hover {
    background: var(--report-accent);
    color: #fff !important;
    border-color: var(--report-accent-dark);
}

/* 追溯页结果卡片 */
.page-report--trace .trace-section.card {
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 20px rgba(28, 25, 23, 0.05);
    margin-bottom: 1.15rem;
    overflow: hidden;
}

.page-report--trace .trace-section.card h3 {
    margin: 0;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    background: linear-gradient(90deg, var(--report-tint2), transparent);
    border-bottom: 1px solid var(--border);
    color: var(--report-accent-dark);
}

.page-report--trace .trace-section.card > table {
    margin: 0;
    border: none;
    border-radius: 0;
    box-shadow: none;
}

.page-report--trace .trace-section.card .table-wrap {
    margin: 0;
    padding: 0;
}

.page-report--trace .trace-section.card table {
    min-width: 0;
}

.page-report--trace .trace-section.card th {
    background: #f5f5f4;
}

/* body 挂报表类名后整页轻微氛围（变量继承给子元素） */
body.page-report {
    background: linear-gradient(180deg, var(--report-tint) 0%, var(--bg) 18rem, var(--bg) 100%);
}