/* ==========================================================================
   老人防癌险性价比测算器 · 保障账本
   设计语言：米白账本纸 + 墨紫主色 + 蜜金点缀 + 衬线大数字
   ========================================================================== */

.sv-page {
    --sv-bg: #f5f0e7;
    --sv-panel: #fffdf8;
    --sv-panel-2: #faf6ec;
    --sv-ink: #2a2130;
    --sv-ink-2: #54475c;
    --sv-mut: #8a7c8d;
    --sv-line: #e5dccd;
    --sv-line-2: #d3c7b3;
    --sv-plum: #6b3352;
    --sv-plum-2: #532441;
    --sv-plum-soft: rgba(107, 51, 82, .08);
    --sv-gold: #a97c22;
    --sv-gold-soft: rgba(169, 124, 34, .10);
    --sv-green: #3d7a58;
    --sv-red: #a8443c;
    --sv-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --sv-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Songti SC", "SimSun", serif;
    --sv-mono: ui-monospace, "Cascadia Mono", "SFMono-Regular", Consolas, "Roboto Mono", monospace;
    --sv-shadow: 0 20px 44px -36px rgba(42, 33, 48, .55);
    --sv-radius: 10px;

    background: var(--sv-bg);
    color: var(--sv-ink);
    font-family: var(--sv-sans);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 64px;
    overflow-x: clip;
}

:root[data-theme="dark"] .sv-page {
    --sv-bg: #100c12;
    --sv-panel: #191320;
    --sv-panel-2: #1e1726;
    --sv-ink: #f1e9f0;
    --sv-ink-2: #c0b0c2;
    --sv-mut: #918495;
    --sv-line: #2a2131;
    --sv-line-2: #3a2f43;
    --sv-plum: #d898b8;
    --sv-plum-2: #eab2ce;
    --sv-plum-soft: rgba(216, 152, 184, .10);
    --sv-gold: #e0b05f;
    --sv-gold-soft: rgba(224, 176, 95, .10);
    --sv-green: #6fbf94;
    --sv-red: #e08a80;
    --sv-shadow: 0 20px 44px -32px rgba(0, 0, 0, .92);
}

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

.sv-page .sv-sr {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

.sv-wrap {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================== Hero ============================== */
.sv-hero {
    position: relative;
    padding: 16px 0 32px;
    border-bottom: 1px solid var(--sv-line-2);
    background:
        radial-gradient(720px 300px at 90% -10%, var(--sv-gold-soft), transparent 64%),
        radial-gradient(560px 280px at 4% 0%, var(--sv-plum-soft), transparent 62%),
        repeating-linear-gradient(0deg, transparent 0 31px, rgba(42, 33, 48, .028) 31px 32px),
        linear-gradient(180deg, var(--sv-panel), var(--sv-bg));
}

:root[data-theme="dark"] .sv-hero {
    background:
        radial-gradient(720px 300px at 90% -10%, rgba(224, 176, 95, .08), transparent 64%),
        radial-gradient(560px 280px at 4% 0%, rgba(216, 152, 184, .08), transparent 62%),
        repeating-linear-gradient(0deg, transparent 0 31px, rgba(255, 255, 255, .022) 31px 32px),
        linear-gradient(180deg, #171122, #100c12);
}

.sv-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    padding-bottom: 20px;
}

.sv-crumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12.5px;
    color: var(--sv-mut);
}
.sv-crumb a { color: var(--sv-mut); text-decoration: none; }
.sv-crumb a:hover { color: var(--sv-plum); }
.sv-crumb i { font-style: normal; opacity: .6; }
.sv-crumb b { color: var(--sv-ink-2); font-weight: 600; }

.sv-mode {
    display: inline-flex;
    padding: 3px;
    gap: 2px;
    background: var(--sv-panel);
    border: 1px solid var(--sv-line);
    border-radius: 999px;
    box-shadow: var(--sv-shadow);
}
.sv-mode button {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--sv-mut);
    font-family: inherit;
    font-size: 12.5px;
    line-height: 1;
    padding: 7px 12px;
    border-radius: 999px;
    cursor: pointer;
    transition: all .18s ease;
}
.sv-mode button:hover { color: var(--sv-ink); }
.sv-mode button.is-on {
    background: var(--sv-plum);
    color: #fff;
    font-weight: 600;
}
:root[data-theme="dark"] .sv-mode button.is-on { color: #170f1c; }

.sv-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 420px);
    gap: 36px;
    align-items: start;
}

.sv-kicker {
    margin: 6px 0 12px;
    font-family: var(--sv-mono);
    font-size: 11px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--sv-gold);
}

.sv-copy h1 {
    margin: 0 0 14px;
    font-size: clamp(30px, 4.2vw, 47px);
    line-height: 1.18;
    letter-spacing: -.03em;
    font-weight: 800;
    color: var(--sv-ink);
}

.sv-lede {
    margin: 0;
    max-width: 40em;
    font-size: 15px;
    line-height: 1.88;
    color: var(--sv-ink-2);
}
.sv-lede strong {
    color: var(--sv-ink);
    font-weight: 700;
    box-shadow: inset 0 -7px 0 var(--sv-gold-soft);
}

.sv-presets {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 20px;
}
.sv-presets > span { font-size: 12px; color: var(--sv-mut); }
.sv-presets button {
    appearance: none;
    border: 1px dashed var(--sv-line-2);
    background: transparent;
    color: var(--sv-ink-2);
    font-family: inherit;
    font-size: 12.5px;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all .18s ease;
}
.sv-presets button:hover {
    border-style: solid;
    border-color: var(--sv-plum);
    color: var(--sv-plum);
    background: var(--sv-plum-soft);
}

.sv-glance {
    list-style: none;
    margin: 22px 0 0;
    padding: 0;
    display: grid;
    gap: 7px;
    max-width: 42em;
}
.sv-glance li {
    display: grid;
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
    font-size: 12.5px;
    line-height: 1.7;
    color: var(--sv-ink-2);
    padding: 6px 0 6px 10px;
    border-left: 2px solid var(--sv-gold);
}
.sv-glance b {
    font-family: var(--sv-serif);
    font-size: 13.5px;
    font-weight: 700;
    color: var(--sv-gold);
    letter-spacing: -.01em;
}

/* ============================== 天平卡 ============================== */
.sv-scale {
    position: relative;
    padding: 18px 20px 20px;
    background: var(--sv-panel);
    border: 1px solid var(--sv-line-2);
    border-radius: 3px;
    box-shadow:
        0 1px 0 rgba(42, 33, 48, .05),
        inset 0 0 0 1px var(--sv-panel-2),
        0 22px 44px -32px rgba(42, 33, 48, .5);
}
.sv-scale::before {
    content: "";
    position: absolute;
    left: 10px;
    right: 10px;
    top: 6px;
    height: 2px;
    background: linear-gradient(90deg, var(--sv-plum), var(--sv-gold));
    opacity: .45;
}

.sv-scale-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    padding: 6px 0 12px;
    border-bottom: 1px solid var(--sv-line);
}
.sv-scale-head h2 {
    margin: 0;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .04em;
}
.sv-scale-head span { font-size: 11.5px; color: var(--sv-mut); }

.sv-scale-inputs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--sv-line-2);
}
.sv-scale-inputs label { display: grid; gap: 3px; min-width: 0; }
.sv-scale-inputs label > span:first-child {
    font-size: 11px;
    color: var(--sv-mut);
}
.sv-in {
    display: flex;
    align-items: center;
    border: 1px solid var(--sv-line-2);
    border-radius: 5px;
    background: var(--sv-panel-2);
    transition: all .16s ease;
}
.sv-in:focus-within {
    border-color: var(--sv-plum);
    box-shadow: 0 0 0 3px var(--sv-plum-soft);
    background: var(--sv-panel);
}
.sv-in input,
.sv-in select {
    flex: 1;
    min-width: 0;
    width: 100%;
    border: 0;
    background: transparent;
    padding: 7px 4px 7px 8px;
    font-family: var(--sv-mono);
    font-variant-numeric: tabular-nums;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--sv-ink);
    outline: none;
    -moz-appearance: textfield;
}
.sv-in select { font-family: var(--sv-sans); font-size: 12.5px; font-weight: 500; padding-right: 4px; }
.sv-in input::-webkit-outer-spin-button,
.sv-in input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.sv-in em {
    font-style: normal;
    font-size: 10.5px;
    color: var(--sv-mut);
    padding-right: 7px;
    white-space: nowrap;
}

.sv-scale-ratio {
    padding: 14px 0 10px;
    text-align: center;
}
.sv-scale-ratio > span {
    display: block;
    font-size: 11.5px;
    letter-spacing: .08em;
    color: var(--sv-mut);
}
.sv-scale-ratio b {
    display: block;
    font-family: var(--sv-serif);
    font-size: 52px;
    line-height: 1.05;
    font-weight: 700;
    letter-spacing: -.04em;
    color: var(--sv-plum);
    font-variant-numeric: tabular-nums;
}
:root[data-theme="dark"] .sv-scale-ratio b { color: var(--sv-plum); }
.sv-scale-ratio em {
    display: block;
    font-style: normal;
    font-size: 11.5px;
    color: var(--sv-mut);
    margin-top: 2px;
}

.sv-scale-bars {
    display: grid;
    gap: 8px;
    padding: 10px 0 12px;
    border-top: 1px dashed var(--sv-line-2);
}
.sv-sb { display: grid; gap: 4px; }
.sv-sb > span:first-child {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    font-size: 11.5px;
    color: var(--sv-mut);
}
.sv-sb > span:first-child b {
    font-family: var(--sv-mono);
    font-size: 11.5px;
    color: var(--sv-ink-2);
    font-weight: 600;
}
.sv-sb-track {
    display: block;
    height: 9px;
    border-radius: 3px;
    background: var(--sv-panel-2);
    border: 1px solid var(--sv-line);
    overflow: hidden;
}
.sv-sb-track i { display: block; height: 100%; transition: width .35s ease; }
.sv-sb-sum { background: linear-gradient(90deg, color-mix(in srgb, var(--sv-plum) 55%, transparent), var(--sv-plum)); }
.sv-sb-prem { background: linear-gradient(90deg, color-mix(in srgb, var(--sv-gold) 55%, transparent), var(--sv-gold)); }

.sv-scale-back {
    display: grid;
    gap: 4px;
    padding-top: 12px;
    border-top: 1px solid var(--sv-line);
}
.sv-scale-back > div {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
}
.sv-scale-back span { font-size: 11.5px; color: var(--sv-mut); }
.sv-scale-back b {
    font-family: var(--sv-serif);
    font-size: 21px;
    font-weight: 700;
    color: var(--sv-ink);
    letter-spacing: -.02em;
}
.sv-scale-back p {
    margin: 0;
    font-size: 11.5px;
    line-height: 1.6;
    color: var(--sv-mut);
}

/* ============================== 参数 ============================== */
.sv-body { padding-top: 24px; display: grid; gap: 18px; }

.sv-card {
    background: var(--sv-panel);
    border: 1px solid var(--sv-line);
    border-radius: var(--sv-radius);
    box-shadow: var(--sv-shadow);
    padding: 20px 22px 22px;
    min-width: 0;
}

.sv-card-head { margin-bottom: 16px; }
.sv-card-head h2 {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 4px;
    font-size: 15.5px;
    font-weight: 700;
    letter-spacing: -.01em;
}
.sv-card-head h2 i {
    font-family: var(--sv-mono);
    font-style: normal;
    font-size: 10px;
    font-weight: 600;
    color: var(--sv-plum);
    border: 1px solid color-mix(in srgb, var(--sv-plum) 32%, transparent);
    background: var(--sv-plum-soft);
    border-radius: 3px;
    padding: 2px 5px;
}
.sv-card-head p {
    margin: 0;
    font-size: 12.5px;
    color: var(--sv-mut);
    line-height: 1.65;
}

.sv-param-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
    gap: 10px 12px;
    align-items: end;
}
.sv-f { display: grid; gap: 4px; min-width: 0; }
.sv-f > span:first-child {
    font-size: 11.5px;
    color: var(--sv-mut);
}
.sv-input {
    display: flex;
    align-items: center;
    border: 1px solid var(--sv-line-2);
    border-radius: 6px;
    background: var(--sv-panel-2);
    transition: all .16s ease;
}
.sv-input:focus-within {
    border-color: var(--sv-plum);
    box-shadow: 0 0 0 3px var(--sv-plum-soft);
    background: var(--sv-panel);
}
.sv-input input,
.sv-input select {
    flex: 1;
    min-width: 0;
    width: 100%;
    border: 0;
    background: transparent;
    padding: 8px 4px 8px 10px;
    font-family: var(--sv-mono);
    font-variant-numeric: tabular-nums;
    font-size: 13.5px;
    color: var(--sv-ink);
    outline: none;
    -moz-appearance: textfield;
}
.sv-input select { font-family: var(--sv-sans); font-size: 12.5px; padding-right: 4px; }
.sv-input input::-webkit-outer-spin-button,
.sv-input input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.sv-input em {
    font-style: normal;
    font-size: 11px;
    color: var(--sv-mut);
    padding-right: 9px;
    white-space: nowrap;
}
.sv-param-actions { display: flex; gap: 6px; }

.sv-btn {
    appearance: none;
    border: 1px solid var(--sv-plum);
    background: var(--sv-plum);
    color: #fff;
    font-family: inherit;
    font-size: 12.5px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 6px;
    cursor: pointer;
    transition: all .16s ease;
    line-height: 1.4;
    white-space: nowrap;
}
.sv-btn:hover { background: var(--sv-plum-2); border-color: var(--sv-plum-2); }
.sv-btn:active { transform: translateY(1px); }
.sv-btn-ghost {
    background: transparent;
    border-color: var(--sv-line-2);
    color: var(--sv-ink-2);
    font-weight: 500;
}
.sv-btn-ghost:hover { background: var(--sv-plum-soft); border-color: var(--sv-plum); color: var(--sv-plum); }
:root[data-theme="dark"] .sv-btn { color: #170f1c; }

/* ============================== 结论 ============================== */
.sv-conclusions {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    background: var(--sv-panel);
    border: 1px solid var(--sv-line);
    border-radius: var(--sv-radius);
    box-shadow: var(--sv-shadow);
    overflow: hidden;
}
.sv-conc { padding: 15px 18px; }
.sv-conc + .sv-conc { border-left: 1px solid var(--sv-line); }
.sv-conc > span {
    display: block;
    font-size: 11.5px;
    color: var(--sv-mut);
}
.sv-conc b {
    display: block;
    margin: 2px 0 1px;
    font-family: var(--sv-serif);
    font-size: 26px;
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -.02em;
    color: var(--sv-ink);
    font-variant-numeric: tabular-nums;
}
.sv-conc em {
    display: block;
    font-style: normal;
    font-size: 11.5px;
    color: var(--sv-mut);
    line-height: 1.5;
}
.sv-conc-key { background: var(--sv-gold-soft); }
.sv-conc-key b { color: var(--sv-gold); }

/* ============================== 图表 / 校验 ============================== */
.sv-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 336px);
    gap: 18px;
    align-items: start;
}

.sv-chart { width: 100%; overflow: hidden; }
.sv-chart svg { display: block; width: 100%; height: auto; }

.sv-chart .grid-line { stroke: var(--sv-line); stroke-width: 1; stroke-dasharray: 3 4; }
.sv-chart .axis-line { stroke: var(--sv-line-2); stroke-width: 1; }
.sv-chart .axis-text {
    fill: var(--sv-mut);
    font-size: 10.5px;
    font-family: var(--sv-mono);
}
.sv-chart .paid-area { fill: var(--sv-plum); opacity: .10; }
.sv-chart .paid-line { fill: none; stroke: var(--sv-plum); stroke-width: 2.2; }
.sv-chart .sum-line { fill: none; stroke: var(--sv-gold); stroke-width: 2; stroke-dasharray: 7 5; }
.sv-chart .sum-text {
    fill: var(--sv-gold);
    font-size: 10.5px;
    font-family: var(--sv-mono);
    font-weight: 600;
}
.sv-chart .cross-dot { fill: var(--sv-red); stroke: var(--sv-panel); stroke-width: 2; }
.sv-chart .cross-text {
    fill: var(--sv-red);
    font-size: 10.5px;
    font-family: var(--sv-mono);
    font-weight: 600;
}
.sv-chart .end-text {
    fill: var(--sv-ink);
    font-size: 10.5px;
    font-family: var(--sv-mono);
    font-weight: 600;
}
.sv-chart .gap-line {
    stroke: var(--sv-mut);
    stroke-width: 1;
    stroke-dasharray: 4 4;
    opacity: .6;
}
.sv-chart .gap-text {
    fill: var(--sv-mut);
    font-size: 10px;
    font-family: var(--sv-mono);
}

.sv-chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
    list-style: none;
    margin: 10px 0 0;
    padding: 0;
    font-size: 12px;
    color: var(--sv-ink-2);
}
.sv-chart-legend li { display: flex; align-items: center; gap: 6px; }
.sv-chart-legend i { width: 16px; height: 3px; border-radius: 2px; display: inline-block; }
.sv-chart-legend .k-paid { background: var(--sv-plum); }
.sv-chart-legend .k-sum { background: repeating-linear-gradient(90deg, var(--sv-gold) 0 4px, transparent 4px 7px); }
.sv-chart-legend .k-mark { background: var(--sv-red); width: 8px; height: 8px; border-radius: 50%; }
.sv-chart-note {
    margin: 10px 0 0;
    font-size: 12px;
    line-height: 1.75;
    color: var(--sv-mut);
}
.sv-chart-note b { color: var(--sv-ink); font-weight: 650; }

.sv-checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.sv-checks li {
    display: grid;
    grid-template-columns: 14px minmax(0, 1fr);
    gap: 8px;
    padding: 9px 10px;
    border-radius: 6px;
    background: var(--sv-panel-2);
    border: 1px solid var(--sv-line);
    border-left: 3px solid var(--sv-line-2);
    font-size: 12px;
    line-height: 1.65;
    color: var(--sv-ink-2);
}
.sv-checks li i {
    font-style: normal;
    font-family: var(--sv-mono);
    font-size: 10px;
    text-align: center;
    line-height: 1.9;
}
.sv-checks li b { color: var(--sv-ink); font-weight: 700; }
.sv-checks li.is-ok { border-left-color: var(--sv-green); }
.sv-checks li.is-ok i { color: var(--sv-green); }
.sv-checks li.is-warn { border-left-color: var(--sv-gold); background: var(--sv-gold-soft); }
.sv-checks li.is-warn i { color: var(--sv-gold); }
.sv-checks li.is-bad { border-left-color: var(--sv-red); background: color-mix(in srgb, var(--sv-red) 7%, transparent); }
.sv-checks li.is-bad i { color: var(--sv-red); }

/* ============================== 表格 ============================== */
.sv-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; min-width: 0; max-width: 100%; }
.sv-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12.5px;
    min-width: 660px;
}
.sv-table th,
.sv-table td {
    padding: 9px 10px;
    text-align: left;
    border-bottom: 1px solid var(--sv-line);
    vertical-align: middle;
}
.sv-table thead th {
    font-size: 11.5px;
    font-weight: 650;
    color: var(--sv-mut);
    white-space: nowrap;
    background: var(--sv-panel-2);
    border-bottom: 1px solid var(--sv-line-2);
}
.sv-table tbody tr:last-child td { border-bottom: 0; }
.sv-table tbody tr:hover { background: var(--sv-plum-soft); }
.sv-table .num {
    text-align: right;
    font-family: var(--sv-mono);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}
.sv-table tbody tr.is-on { background: var(--sv-plum-soft); }
.sv-table tbody tr.is-on td:first-child { font-weight: 700; color: var(--sv-plum); }
.sv-table td.is-ok { color: var(--sv-green); }
.sv-table td.is-bad { color: var(--sv-red); }
.sv-table td.is-flag { color: var(--sv-gold); }
.sv-table tfoot th,
.sv-table tfoot td {
    border-top: 1px solid var(--sv-line-2);
    border-bottom: 0;
    font-weight: 700;
    background: var(--sv-panel-2);
}

.sv-note {
    margin: 10px 0 0;
    font-size: 11.5px;
    line-height: 1.75;
    color: var(--sv-mut);
}

/* ============================== 医疗对比 ============================== */
.sv-med-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 20px;
    align-items: start;
}
.sv-med-inputs { display: grid; gap: 10px; }
.sv-med-result {
    padding: 14px 16px;
    border: 1px solid var(--sv-line-2);
    border-radius: 8px;
    background: var(--sv-panel-2);
}
.sv-med-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.sv-med-row > div { min-width: 0; }
.sv-med-row span {
    display: block;
    font-size: 11.5px;
    color: var(--sv-mut);
}
.sv-med-row b {
    display: block;
    font-family: var(--sv-serif);
    font-size: 23px;
    font-weight: 700;
    letter-spacing: -.02em;
    color: var(--sv-ink);
    margin: 1px 0;
}
.sv-med-row em {
    font-style: normal;
    font-size: 11px;
    color: var(--sv-mut);
    line-height: 1.5;
    display: block;
}
.sv-med-verdict {
    margin: 14px 0 0;
    padding-top: 12px;
    border-top: 1px dashed var(--sv-line-2);
    font-size: 12.5px;
    line-height: 1.8;
    color: var(--sv-ink-2);
}
.sv-med-verdict b { color: var(--sv-plum); font-weight: 700; }

/* ============================== 批量 ============================== */
.sv-batch { min-width: 720px; }
.sv-batch input {
    width: 100%;
    min-width: 58px;
    border: 1px solid var(--sv-line);
    background: var(--sv-panel-2);
    border-radius: 5px;
    padding: 4px 6px;
    font-family: var(--sv-mono);
    font-variant-numeric: tabular-nums;
    font-size: 12.5px;
    color: var(--sv-ink);
    outline: none;
    text-align: right;
    transition: all .15s ease;
}
.sv-batch input.sv-batch-name {
    text-align: left;
    font-family: var(--sv-sans);
}
.sv-batch input:hover { border-color: var(--sv-line-2); background: var(--sv-panel); }
.sv-batch input:focus {
    border-color: var(--sv-plum);
    box-shadow: 0 0 0 2px var(--sv-plum-soft);
    background: var(--sv-panel);
}
.sv-row-del {
    appearance: none;
    border: 1px solid var(--sv-line-2);
    background: transparent;
    color: var(--sv-mut);
    width: 24px;
    height: 24px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 13px;
    line-height: 1;
    transition: all .15s ease;
}
.sv-row-del:hover { color: var(--sv-red); border-color: var(--sv-red); }
.sv-batch-actions { display: flex; gap: 8px; margin-top: 14px; }

/* ============================== 正文 / FAQ ============================== */
.sv-prose-body { font-size: 13.5px; color: var(--sv-ink-2); line-height: 1.95; }
.sv-prose-body h3 {
    margin: 20px 0 8px;
    padding-left: 10px;
    border-left: 3px solid var(--sv-gold);
    font-size: 14px;
    font-weight: 700;
    color: var(--sv-ink);
    line-height: 1.5;
}
.sv-prose-body h3:first-child { margin-top: 0; }
.sv-prose-body p { margin: 0 0 10px; }
.sv-prose-body strong { color: var(--sv-ink); font-weight: 700; }
.sv-prose-body ul { margin: 0 0 4px; padding-left: 18px; }
.sv-prose-body li { margin-bottom: 6px; }

.sv-faq-list { display: grid; gap: 8px; }
.sv-faq-list details {
    border: 1px solid var(--sv-line);
    border-radius: 8px;
    background: var(--sv-panel-2);
    padding: 0 14px;
    transition: border-color .16s ease;
}
.sv-faq-list details[open] { border-color: color-mix(in srgb, var(--sv-plum) 36%, var(--sv-line)); }
.sv-faq-list summary {
    position: relative;
    padding: 12px 22px 12px 0;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--sv-ink);
    cursor: pointer;
    list-style: none;
    line-height: 1.6;
}
.sv-faq-list summary::-webkit-details-marker { display: none; }
.sv-faq-list summary::after {
    content: "+";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--sv-serif);
    font-size: 17px;
    color: var(--sv-plum);
}
.sv-faq-list details[open] summary::after { content: "−"; }
.sv-faq-list details p {
    margin: 0;
    padding: 12px 0 14px;
    border-top: 1px dashed var(--sv-line-2);
    font-size: 13px;
    color: var(--sv-ink-2);
    line-height: 1.9;
}

/* ============================== Toast ============================== */
.sv-toast {
    position: fixed;
    left: 50%;
    bottom: 28px;
    transform: translate(-50%, 14px);
    z-index: 9998;
    max-width: min(90vw, 480px);
    padding: 10px 18px;
    border-radius: 999px;
    background: var(--sv-ink);
    color: var(--sv-panel);
    font-size: 13px;
    line-height: 1.5;
    box-shadow: 0 12px 34px -12px rgba(0, 0, 0, .5);
    opacity: 0;
    pointer-events: none;
    transition: opacity .22s ease, transform .22s ease;
}
.sv-toast.is-show { opacity: 1; transform: translate(-50%, 0); }

/* ============================== 响应式 ============================== */
@media (max-width: 1080px) {
    .sv-hero-grid { grid-template-columns: minmax(0, 1fr) 360px; gap: 24px; }
    .sv-param-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .sv-param-actions { grid-column: 1 / -1; justify-content: flex-end; }
    .sv-conclusions { grid-template-columns: 1fr 1fr; }
    .sv-conc:nth-child(1), .sv-conc:nth-child(2) { border-bottom: 1px solid var(--sv-line); }
    .sv-conc:nth-child(3) { border-left: 0; }
    .sv-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 860px) {
    .sv-wrap { padding: 0 18px; }
    .sv-hero-grid { grid-template-columns: minmax(0, 1fr); }
    .sv-scale { max-width: 460px; }
    .sv-med-grid { grid-template-columns: minmax(0, 1fr); }
    .sv-conclusions { grid-template-columns: minmax(0, 1fr); }
    .sv-conc + .sv-conc { border-left: 0; border-top: 1px solid var(--sv-line); }
}

@media (max-width: 560px) {
    .sv-wrap { padding: 0 14px; }
    .sv-page { padding-bottom: 40px; }
    .sv-hero { padding-top: 10px; }
    .sv-copy h1 { font-size: 26px; }
    .sv-lede { font-size: 13.5px; }
    .sv-glance li { grid-template-columns: 70px minmax(0, 1fr); gap: 9px; }
    .sv-card { padding: 15px 14px 16px; }
    .sv-scale { padding: 15px 15px 17px; max-width: none; }
    .sv-scale-ratio b { font-size: 44px; }
    .sv-param-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
    .sv-param-actions { justify-content: stretch; }
    .sv-param-actions .sv-btn { flex: 1; }
    .sv-conc { padding: 13px 15px; }
    .sv-conc b { font-size: 22px; }
    .sv-med-row { grid-template-columns: minmax(0, 1fr); }
    .sv-batch-actions { flex-direction: column; }
    .sv-batch-actions .sv-btn { width: 100%; }
}