/* =====================================================================
 * hba1c-eag-convert · 检验报告单 / 双刻度尺设计系统
 * 浅色为默认，深色由导航 #themeToggle 控制（:root[data-theme="dark"]）
 * 作用域包含浮层，避免弹窗取不到页面变量
 * ===================================================================== */
.hac-page, .hac-modal, .hac-toast {
    --hac-bg: #f2f7f6;
    --hac-surface: #ffffff;
    --hac-surface-2: #f7fbfa;
    --hac-ink: #14333a;
    --hac-ink-2: #41636a;
    --hac-ink-3: #78959a;
    --hac-line: #dbe8e6;
    --hac-line-2: #b9d2cf;
    --hac-brand: #12635f;
    --hac-brand-deep: #0b4a47;
    --hac-brand-ink: #0b4b47;
    --hac-brand-soft: #e2f1ee;
    --hac-accent: #d4623c;
    --hac-accent-soft: #fdeee6;
    --hac-mint: #2f9b8b;
    --hac-ok: #177a5b;
    --hac-ok-soft: #e2f3ec;
    --hac-warn: #a4640f;
    --hac-warn-soft: #fbf0dc;
    --hac-danger: #b53f3a;
    --hac-danger-soft: #fae9e7;
    --hac-info: #2c6f9e;
    --hac-info-soft: #e6f0f8;
    --hac-sh-1: 0 1px 2px rgba(14, 55, 55, .06);
    --hac-sh-2: 0 10px 30px rgba(14, 55, 55, .09);
    --hac-sh-3: 0 22px 54px rgba(14, 55, 55, .14);
    --hac-r: 16px;
    --hac-num: "Bahnschrift", "DIN Alternate", "Segoe UI", Consolas, monospace;
}
:root[data-theme="dark"] .hac-page,
:root[data-theme="dark"] .hac-modal,
:root[data-theme="dark"] .hac-toast {
    --hac-bg: #0b1517;
    --hac-surface: #132326;
    --hac-surface-2: #182c2f;
    --hac-ink: #e6f2f0;
    --hac-ink-2: #aac3c0;
    --hac-ink-3: #799591;
    --hac-line: #284144;
    --hac-line-2: #38595c;
    --hac-brand: #6fd3c4;
    --hac-brand-deep: #95e5d8;
    --hac-brand-ink: #a9eadf;
    --hac-brand-soft: rgba(111, 211, 196, .13);
    --hac-accent: #ff9c74;
    --hac-accent-soft: rgba(255, 156, 116, .13);
    --hac-mint: #5ad0ba;
    --hac-ok: #5ad0a0;
    --hac-ok-soft: rgba(90, 208, 160, .13);
    --hac-warn: #f0b45c;
    --hac-warn-soft: rgba(240, 180, 92, .13);
    --hac-danger: #ff9190;
    --hac-danger-soft: rgba(255, 145, 144, .13);
    --hac-info: #7fb9e6;
    --hac-info-soft: rgba(127, 185, 230, .13);
    --hac-sh-1: 0 1px 2px rgba(0, 0, 0, .4);
    --hac-sh-2: 0 10px 30px rgba(0, 0, 0, .42);
    --hac-sh-3: 0 22px 54px rgba(0, 0, 0, .55);
}

.hac-page {
    background: var(--hac-bg);
    color: var(--hac-ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 15px;
    line-height: 1.8;
    min-height: 100vh;
    padding-bottom: 76px;
}
.hac-page * { box-sizing: border-box; }
.hac-wrap { max-width: 1180px; margin: 0 auto; padding: 22px 20px 40px; }
.hac-page .detail-breadcrumb { margin-bottom: 18px; font-size: 12.5px; }
.hac-page b { font-weight: 700; color: var(--hac-brand-ink); }
:root[data-theme="dark"] .hac-page b { color: var(--hac-brand-ink); }
.hac-page h1, .hac-page h2, .hac-page h3 { margin: 0; font-weight: 800; letter-spacing: -.4px; }

/* ---------- 首屏：报告单 + 换算卡 ---------- */
.hac-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 28px;
    align-items: stretch;
    background: linear-gradient(125deg, var(--hac-surface) 0%, var(--hac-surface-2) 58%, var(--hac-brand-soft) 100%);
    border: 1px solid var(--hac-line);
    border-radius: 24px;
    padding: 30px;
    box-shadow: var(--hac-sh-2);
    position: relative;
    overflow: hidden;
}
.hac-hero::before {
    content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 7px;
    background: repeating-linear-gradient(180deg, var(--hac-brand) 0 14px, var(--hac-accent) 14px 20px);
    opacity: .82;
}
.hac-hero-copy { min-width: 0; padding-left: 10px; display: flex; flex-direction: column; justify-content: center; }
.hac-kicker {
    display: inline-flex; align-items: center; gap: 9px; align-self: flex-start;
    font: 700 11.5px/1.4 var(--hac-num); letter-spacing: 1.6px; text-transform: uppercase;
    color: var(--hac-brand); background: var(--hac-brand-soft);
    border: 1px solid var(--hac-line-2); border-radius: 999px; padding: 6px 13px; margin-bottom: 18px;
}
.hac-kicker-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--hac-accent); box-shadow: 0 0 0 4px var(--hac-accent-soft); }
.hac-hero h1 { font-size: clamp(27px, 2.9vw, 37px); line-height: 1.32; margin-bottom: 14px; max-width: 17em; }
.hac-sub { margin: 0; font-size: 15.5px; line-height: 1.88; color: var(--hac-ink-2); max-width: 34em; }
.hac-hero-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 24px; }
.hac-metric { background: var(--hac-surface); border: 1px solid var(--hac-line); border-radius: 12px; padding: 11px 12px; box-shadow: var(--hac-sh-1); min-width: 0; }
.hac-metric b { display: block; font: 800 21px/1.1 var(--hac-num); color: var(--hac-brand); letter-spacing: -.5px; }
.hac-metric span { display: block; font-size: 11.5px; color: var(--hac-ink-3); margin-top: 5px; white-space: nowrap; }
.hac-hero-foot { margin: 18px 0 0; font-size: 12.5px; color: var(--hac-ink-3); }

.hac-hero-tool {
    min-width: 0; background: var(--hac-surface); border: 1px solid var(--hac-line-2);
    border-radius: 18px; padding: 20px; box-shadow: var(--hac-sh-3); position: relative;
}
.hac-hero-tool::after {
    content: ""; position: absolute; right: -1px; top: 22px; bottom: 22px; width: 2px;
    background: repeating-linear-gradient(180deg, var(--hac-line-2) 0 5px, transparent 5px 10px);
}
.hac-tool-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.hac-tool-title { font-size: 17px; font-weight: 800; letter-spacing: -.3px; }
.hac-tool-tag { font-size: 11px; font-weight: 700; color: var(--hac-accent); background: var(--hac-accent-soft); border-radius: 999px; padding: 4px 10px; white-space: nowrap; }
.hac-modes { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; background: var(--hac-surface-2); border: 1px solid var(--hac-line); border-radius: 11px; margin-bottom: 16px; }
.hac-mode { border: 0; background: transparent; color: var(--hac-ink-2); font: 700 13px/1.5 inherit; padding: 9px 6px; border-radius: 8px; cursor: pointer; transition: .16s; white-space: nowrap; }
.hac-mode.is-on { background: var(--hac-brand); color: #fff; box-shadow: var(--hac-sh-1); }
:root[data-theme="dark"] .hac-mode.is-on { color: #062522; }
.hac-mode:not(.is-on):hover { color: var(--hac-brand); background: var(--hac-brand-soft); }
.hac-field { display: block; margin-bottom: 13px; }
.hac-field-label { display: block; font-size: 12.5px; font-weight: 700; color: var(--hac-ink-2); margin-bottom: 7px; }
.hac-field-label em { font-style: normal; color: var(--hac-ink-3); font-weight: 600; }
.hac-input-row { display: flex; gap: 8px; }
.hac-input-row input, .hac-input-row select, .hac-modal-input, .hac-batch-bar select, .hac-page textarea {
    font-family: inherit; color: var(--hac-ink); background: var(--hac-surface-2);
    border: 1px solid var(--hac-line-2); border-radius: 10px; outline: none; transition: border-color .16s, box-shadow .16s;
}
.hac-input-row input { flex: 1 1 auto; min-width: 0; font: 800 27px/1.3 var(--hac-num); padding: 8px 14px; letter-spacing: -.6px; }
.hac-input-row select { flex: 0 0 auto; min-width: 112px; font-size: 14px; font-weight: 700; padding: 8px 10px; }
.hac-input-row input:focus, .hac-input-row select:focus, .hac-page textarea:focus, .hac-batch-bar select:focus {
    border-color: var(--hac-brand); box-shadow: 0 0 0 3px var(--hac-brand-soft);
}
.hac-field small { display: block; font-size: 11.5px; color: var(--hac-ink-3); margin-top: 7px; }
.hac-quick { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 14px; }
.hac-quick > span { font-size: 11.5px; color: var(--hac-ink-3); margin-right: 2px; }
.hac-quick button { border: 1px solid var(--hac-line-2); background: var(--hac-surface-2); color: var(--hac-ink-2); font: 700 12px/1.4 var(--hac-num); padding: 5px 9px; border-radius: 7px; cursor: pointer; transition: .15s; }
.hac-quick button:hover, .hac-quick button.is-on { border-color: var(--hac-brand); color: var(--hac-brand); background: var(--hac-brand-soft); }
.hac-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.hac-btn {
    border: 1px solid var(--hac-line-2); background: var(--hac-surface); color: var(--hac-ink);
    font: 700 13.5px/1.5 inherit; padding: 10px 16px; border-radius: 10px; cursor: pointer; transition: .16s;
}
.hac-btn:hover { border-color: var(--hac-brand); color: var(--hac-brand); transform: translateY(-1px); box-shadow: var(--hac-sh-1); }
.hac-btn--main { background: linear-gradient(135deg, var(--hac-brand) 0%, var(--hac-brand-deep) 100%); color: #fff; border-color: transparent; box-shadow: 0 8px 18px rgba(18, 99, 95, .22); flex: 1 1 auto; }
:root[data-theme="dark"] .hac-btn--main { color: #062522; }
.hac-btn--main:hover { color: #fff; filter: brightness(1.07); }
:root[data-theme="dark"] .hac-btn--main:hover { color: #062522; }
.hac-btn-ai { border-style: dashed; border-color: var(--hac-accent); color: var(--hac-accent); background: var(--hac-accent-soft); }
.hac-btn-ai:hover { color: var(--hac-accent); border-color: var(--hac-accent); }
.hac-error { margin: 10px 0 0; font-size: 12.5px; font-weight: 700; color: var(--hac-danger); background: var(--hac-danger-soft); border-radius: 8px; padding: 8px 11px; }
.hac-hero-result { margin-top: 15px; background: var(--hac-surface-2); border: 1px dashed var(--hac-line-2); border-radius: 12px; padding: 13px 15px; }
.hac-hr-main { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px; }
.hac-hr-label { flex: 0 0 100%; font-size: 11.5px; color: var(--hac-ink-3); letter-spacing: .3px; }
.hac-hr-main b { font: 800 27px/1.15 var(--hac-num); color: var(--hac-brand-ink); letter-spacing: -1px; }
.hac-hr-main i { font-style: normal; font-size: 12px; color: var(--hac-ink-3); margin-right: 4px; }
.hac-hr-eq { color: var(--hac-ink-3); font-size: 17px; margin: 0 3px; }
.hac-hr-sub { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 8px; font-size: 12px; color: var(--hac-ink-3); }
.hac-hr-zone { font-weight: 800; color: var(--hac-danger); background: var(--hac-danger-soft); padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.hac-hr-zone.tone-ok { color: var(--hac-ok); background: var(--hac-ok-soft); }
.hac-hr-zone.tone-warn { color: var(--hac-warn); background: var(--hac-warn-soft); }
.hac-hr-zone.tone-info { color: var(--hac-info); background: var(--hac-info-soft); }
.hac-hr-zone.tone-danger { color: var(--hac-danger); background: var(--hac-danger-soft); }

/* ---------- 口径条 ---------- */
.hac-notice { display: flex; gap: 14px; align-items: flex-start; margin: 18px 0 26px; padding: 13px 17px; background: var(--hac-brand-soft); border: 1px solid var(--hac-line-2); border-radius: 13px; }
.hac-notice-tag { flex: 0 0 auto; font-size: 11.5px; font-weight: 800; color: #fff; background: var(--hac-brand); border-radius: 6px; padding: 3px 9px; margin-top: 3px; }
:root[data-theme="dark"] .hac-notice-tag { color: #062522; }
.hac-notice p { margin: 0; font-size: 13px; line-height: 1.8; color: var(--hac-ink-2); }

/* ---------- 通用区块 ---------- */
.hac-section-head { margin-bottom: 16px; }
.hac-section-head h2 { font-size: 20px; line-height: 1.4; margin-bottom: 4px; }
.hac-section-head p { margin: 0; font-size: 13px; color: var(--hac-ink-3); }
.hac-panel, .hac-scale, .hac-about, .hac-ai-panel { margin-bottom: 24px; }
.hac-panel { background: var(--hac-surface); border: 1px solid var(--hac-line); border-radius: 18px; padding: 22px; box-shadow: var(--hac-sh-1); min-width: 0; }
.hac-scale { background: var(--hac-surface); border: 1px solid var(--hac-line); border-radius: 18px; padding: 22px; box-shadow: var(--hac-sh-1); }
.hac-about { background: transparent; }

/* ---------- 双刻度尺 ---------- */
.hac-scale-box { position: relative; padding: 46px 0 30px; }
.hac-scale-band { position: relative; height: 18px; border-radius: 999px; overflow: hidden; display: flex; border: 1px solid var(--hac-line-2); }
.hac-scale-band > i { display: block; height: 100%; }
.hac-scale-band > i.tone-ok { background: #79c9ad; }
.hac-scale-band > i.tone-warn { background: #efc06a; }
.hac-scale-band > i.tone-danger { background: #e58f7f; }
.hac-scale-band > i.tone-low { background: #9dbbd0; }
:root[data-theme="dark"] .hac-scale-band > i.tone-ok { background: #2f8c72; }
:root[data-theme="dark"] .hac-scale-band > i.tone-warn { background: #a77a25; }
:root[data-theme="dark"] .hac-scale-band > i.tone-danger { background: #a84f4a; }
:root[data-theme="dark"] .hac-scale-band > i.tone-low { background: #3c6b86; }
.hac-scale-axis { position: relative; height: 24px; margin-top: 8px; }
.hac-scale-axis > span { position: absolute; top: 0; transform: translateX(-50%); font: 700 11.5px/1.4 var(--hac-num); color: var(--hac-ink-3); white-space: nowrap; }
.hac-scale-axis > span::before { content: ""; position: absolute; left: 50%; top: -9px; width: 1px; height: 6px; background: var(--hac-line-2); }
.hac-scale-marker { position: absolute; top: 18px; width: 2px; height: 52px; background: var(--hac-ink); transform: translateX(-1px); transition: left .35s cubic-bezier(.2,.8,.2,1); z-index: 2; }
.hac-scale-marker > span { position: absolute; left: 50%; top: -30px; transform: translateX(-50%); background: var(--hac-ink); color: var(--hac-surface); font: 800 12px/1.2 var(--hac-num); padding: 4px 8px; border-radius: 6px; white-space: nowrap; }
.hac-scale-marker::after { content: ""; position: absolute; bottom: -5px; left: -4px; border: 5px solid transparent; border-top-color: var(--hac-ink); }
.hac-scale-dual { display: flex; justify-content: space-between; gap: 12px; margin-top: 12px; font-size: 12.5px; color: var(--hac-ink-3); }
.hac-scale-dual b { font: 800 18px/1.2 var(--hac-num); color: var(--hac-brand-ink); margin-right: 3px; }
.hac-scale-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; padding-top: 8px; border-top: 1px dashed var(--hac-line); font-size: 12px; color: var(--hac-ink-2); }
.hac-scale-legend > span { display: inline-flex; align-items: center; gap: 7px; }
.hac-scale-legend i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; }
.hac-scale-legend i.tone-ok { background: #79c9ad; }
.hac-scale-legend i.tone-warn { background: #efc06a; }
.hac-scale-legend i.tone-danger { background: #e58f7f; }
.hac-scale-legend i.tone-low { background: #9dbbd0; }

/* ---------- KPI 与解读 ---------- */
.hac-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.hac-kpi { min-width: 0; background: var(--hac-surface-2); border: 1px solid var(--hac-line); border-radius: 13px; padding: 14px 15px; }
.hac-kpi > span { display: block; font-size: 11.5px; color: var(--hac-ink-3); margin-bottom: 6px; }
.hac-kpi b { font: 800 26px/1.1 var(--hac-num); color: var(--hac-brand-ink); letter-spacing: -.8px; }
.hac-kpi i { font-style: normal; font-size: 11.5px; color: var(--hac-ink-3); margin-left: 5px; }
.hac-reading { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hac-reading-card { min-width: 0; background: var(--hac-surface); border: 1px solid var(--hac-line-2); border-left: 4px solid var(--hac-brand); border-radius: 12px; padding: 16px 18px; }
.hac-reading-card--soft { border-left-color: var(--hac-accent); background: var(--hac-surface-2); }
.hac-reading-kicker { display: block; font-size: 11px; font-weight: 800; letter-spacing: 1px; color: var(--hac-ink-3); text-transform: uppercase; margin-bottom: 7px; }
.hac-reading-card h3 { font-size: 16.5px; line-height: 1.5; margin-bottom: 8px; }
.hac-reading-card p { margin: 0 0 10px; font-size: 13px; line-height: 1.85; color: var(--hac-ink-2); }
.hac-target-list { display: grid; gap: 6px; }
.hac-target-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 12px; color: var(--hac-ink-2); background: var(--hac-surface-2); border-radius: 8px; padding: 7px 10px; }
.hac-target-row.is-active { background: var(--hac-brand-soft); color: var(--hac-brand-ink); font-weight: 700; }
.hac-target-row b { font: 800 13px/1.2 var(--hac-num); white-space: nowrap; }
.hac-bullets { margin: 0; padding-left: 18px; font-size: 12.5px; line-height: 1.85; color: var(--hac-ink-2); }
.hac-bullets li + li { margin-top: 4px; }

/* ---------- 表格 ---------- */
.hac-table-scroll { overflow-x: auto; border: 1px solid var(--hac-line); border-radius: 12px; }
.hac-table { width: 100%; border-collapse: collapse; min-width: 620px; font-size: 13px; }
.hac-table th { background: var(--hac-brand-soft); color: var(--hac-brand-ink); text-align: left; font-size: 12px; font-weight: 800; padding: 10px 13px; white-space: nowrap; }
.hac-table td { padding: 9px 13px; border-top: 1px solid var(--hac-line); color: var(--hac-ink-2); }
.hac-table td.num { font: 800 15px/1.3 var(--hac-num); color: var(--hac-ink); }
.hac-table tr.is-current td { background: var(--hac-accent-soft); }
.hac-table tr:hover td { background: var(--hac-brand-soft); }
.hac-tag { display: inline-block; font-size: 11px; font-weight: 700; border-radius: 999px; padding: 2px 9px; white-space: nowrap; }
.hac-tag.tone-ok { color: var(--hac-ok); background: var(--hac-ok-soft); }
.hac-tag.tone-warn { color: var(--hac-warn); background: var(--hac-warn-soft); }
.hac-tag.tone-danger { color: var(--hac-danger); background: var(--hac-danger-soft); }
.hac-tag.tone-info { color: var(--hac-info); background: var(--hac-info-soft); }
.hac-row-btn { border: 1px solid var(--hac-line-2); background: var(--hac-surface); color: var(--hac-brand); font-size: 11.5px; font-weight: 700; padding: 4px 10px; border-radius: 7px; cursor: pointer; white-space: nowrap; }
.hac-row-btn:hover { border-color: var(--hac-brand); background: var(--hac-brand-soft); }
.hac-table-foot { margin: 10px 0 0; font-size: 12px; color: var(--hac-ink-3); }

/* ---------- 双栏 / 批量 ---------- */
.hac-two-col { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr); gap: 18px; }
.hac-two-col > * { min-width: 0; }
.hac-batch-bar { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 12.5px; color: var(--hac-ink-2); }
.hac-batch-bar select { padding: 7px 10px; font-size: 12.5px; font-weight: 700; }
.hac-page textarea { width: 100%; resize: vertical; font: 13px/1.75 var(--hac-num); padding: 11px 13px; }
.hac-panel-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 11px 0; }
.hac-batch-out { margin-top: 8px; font-size: 12.5px; color: var(--hac-ink-2); }
.hac-batch-out table { width: 100%; border-collapse: collapse; font-size: 12px; }
.hac-batch-out th, .hac-batch-out td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--hac-line); }
.hac-batch-out th { color: var(--hac-ink-3); font-size: 11px; }
.hac-batch-out td.num { font-family: var(--hac-num); font-weight: 700; }
.hac-batch-out .is-bad { color: var(--hac-danger); background: var(--hac-danger-soft); }
.hac-batch-sum { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.hac-batch-sum span { font-size: 11.5px; font-weight: 700; border-radius: 999px; padding: 3px 10px; background: var(--hac-brand-soft); color: var(--hac-brand-ink); }
.hac-batch-sum span.is-bad { background: var(--hac-danger-soft); color: var(--hac-danger); }
.hac-terms { display: grid; gap: 7px; margin-bottom: 14px; }
.hac-term { display: grid; grid-template-columns: 116px 1fr; gap: 10px; align-items: start; background: var(--hac-surface-2); border: 1px solid var(--hac-line); border-radius: 9px; padding: 8px 11px; font-size: 12.5px; line-height: 1.7; }
.hac-term b { color: var(--hac-brand-ink); font-size: 12.5px; }
.hac-term span { color: var(--hac-ink-2); }
.hac-output-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.hac-mini-note { margin: 11px 0 0; font-size: 11.5px; color: var(--hac-ink-3); line-height: 1.75; }

/* ---------- AI ---------- */
.hac-ai-panel { background: var(--hac-surface); border: 1px dashed var(--hac-accent); border-radius: 16px; padding: 20px 22px; }
.hac-ai-status { margin: 0; font-size: 12.5px; color: var(--hac-ink-3); min-height: 20px; }
.hac-ai-status.is-err { color: var(--hac-danger); font-weight: 700; }
.hac-ai-status.is-ok { color: var(--hac-ok); font-weight: 700; }
.hac-ai-result { margin-top: 10px; background: var(--hac-accent-soft); border: 1px solid var(--hac-line-2); border-radius: 12px; padding: 14px 16px; font-size: 13.5px; line-height: 1.9; color: var(--hac-ink-2); white-space: pre-wrap; }
.hac-ai-result b { display: block; margin-bottom: 6px; }

/* ---------- 口径与边界 ---------- */
.hac-about-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.hac-about-grid > div { min-width: 0; background: var(--hac-surface); border: 1px solid var(--hac-line); border-top: 3px solid var(--hac-brand); border-radius: 12px; padding: 14px 15px; }
.hac-about-grid h3 { font-size: 14.5px; margin-bottom: 7px; }
.hac-about-grid p { margin: 0; font-size: 12.5px; line-height: 1.8; color: var(--hac-ink-2); }

/* ---------- 浮层 ---------- */
.hac-modal { position: fixed; inset: 0; z-index: 9000; display: flex; align-items: center; justify-content: center; padding: 20px; }
.hac-modal[hidden], .hac-toast[hidden] { display: none !important; }
.hac-modal-mask { position: absolute; inset: 0; background: rgba(8, 26, 28, .58); backdrop-filter: blur(3px); }
.hac-modal-card { position: relative; width: min(460px, 100%); background: var(--hac-surface); color: var(--hac-ink); border: 1px solid var(--hac-line-2); border-radius: 18px; padding: 24px; box-shadow: var(--hac-sh-3); }
.hac-modal-x { position: absolute; right: 14px; top: 12px; border: 0; background: transparent; color: var(--hac-ink-3); font-size: 24px; line-height: 1; cursor: pointer; }
.hac-modal-x:hover { color: var(--hac-accent); }
.hac-modal-kicker { font-size: 11px; font-weight: 800; letter-spacing: 1px; color: var(--hac-accent); }
.hac-modal-card h3 { font-size: 19px; margin: 6px 0 8px; }
.hac-modal-card p { margin: 0 0 14px; font-size: 13px; color: var(--hac-ink-2); }
.hac-modal-input { width: 100%; font: 12.5px/1.6 var(--hac-num); padding: 10px 12px; }
.hac-modal-foot { display: flex; gap: 8px; margin-top: 14px; }
.hac-toast { position: fixed; left: 50%; bottom: 30px; transform: translateX(-50%); z-index: 9500; background: var(--hac-ink); color: var(--hac-surface); font-size: 13px; font-weight: 700; padding: 10px 20px; border-radius: 999px; box-shadow: var(--hac-sh-2); }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
    .hac-hero { grid-template-columns: 1fr; gap: 20px; padding: 24px; }
    .hac-hero-copy { padding-left: 6px; }
    .hac-two-col { grid-template-columns: 1fr; }
    .hac-about-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
    .hac-wrap { padding: 16px 13px 30px; }
    .hac-hero { padding: 18px 15px 20px; border-radius: 16px; }
    .hac-hero h1 { font-size: 25px; max-width: none; }
    .hac-sub { font-size: 14px; }
    .hac-hero-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 16px; }
    .hac-hero-tool { padding: 15px; }
    .hac-hero-tool::after { display: none; }
    .hac-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hac-reading { grid-template-columns: 1fr; }
    .hac-panel, .hac-scale { padding: 16px 14px; }
    .hac-about-grid { grid-template-columns: 1fr; }
    .hac-section-head h2 { font-size: 18px; }
    .hac-term { grid-template-columns: 1fr; gap: 2px; }
    .hac-scale-axis > span { font-size: 10px; }
    .hac-input-row input { font-size: 23px; }
    .hac-hr-main b { font-size: 23px; }
}

/* ---------- 公共推荐位 / 底部套件在窄屏的兜底（仅本页 CSS 生效） ---------- */
@media (max-width: 640px) {
    .tool-rec { width: calc(100vw - 24px) !important; max-width: calc(100vw - 24px) !important; box-sizing: border-box; }
    .tool-rec-grid { grid-template-columns: minmax(0, 1fr) !important; }
    .tool-rec-item { min-width: 0 !important; width: 100% !important; box-sizing: border-box; }
    .tool-rec-body, .tool-rec-body b, .tool-rec-body small { min-width: 0; max-width: 100%; overflow-wrap: anywhere; }
    .tskb-card { overflow-x: auto; }
    .tskb-legend { min-width: 0; width: 100%; table-layout: fixed; }
    .tskb-legend th, .tskb-legend td { overflow-wrap: anywhere; word-break: break-word; white-space: normal; }
    .tskb-tabs { flex-wrap: wrap; }
}

/* ---------- 打印换算单 ---------- */
@media print {
    .hac-page { background: #fff; color: #111; }
    .hac-hero, .hac-panel, .hac-scale { box-shadow: none; break-inside: avoid; }
    .hac-actions, .hac-quick, .hac-panel-actions, .hac-output-actions, .hac-ai-panel,
    .hac-modal, .hac-toast, .detail-breadcrumb, .tskb, .hac-hero-tool .hac-modes { display: none !important; }
    .hac-hero { grid-template-columns: 1fr 1fr; }
}