/* =========================================================
 * 心率在线检测 /tools/heartrate
 * 全屏工具（保留左侧导航），电脑 / 平板 / 手机三端自适应，
 * 配色跟随站点深 / 浅色主题变量。
 * =======================================================*/

/* 整屏：解除 .app 的 1280px 中心限宽，主内容横贯全宽 */
body.page-heartrate-full .app { max-width: 100%; }
body.page-heartrate-full .main-content { max-width: 100%; border-right: 0; min-width: 0; }

.hr-page {
    --hr-accent: #ff4d5e;
    --hr-accent-2: #ff8a3d;
    --hr-ok: #22c55e;
    --hr-warn: #f59e0b;
    --hr-soft: color-mix(in srgb, var(--hr-accent) 14%, transparent);
    --hr-line: var(--border-color, rgba(128, 128, 128, .24));
    --hr-card: var(--bg-secondary, rgba(128, 128, 128, .06));
    --hr-sub: var(--text-secondary, #8a94a6);
    --hr-txt: var(--text-primary, #e7e9ea);

    max-width: none;
    margin: 0;
    padding: 18px 20px 40px;
    box-sizing: border-box;
    color: var(--hr-txt);
}

/* ---------- 顶部 ---------- */
.hr-top {
    display: flex; align-items: center; gap: 16px;
    flex-wrap: wrap; margin-bottom: 18px;
}
.hr-top-l { display: flex; align-items: center; gap: 14px; min-width: 0; flex: 1 1 320px; }
.hr-logo {
    width: 46px; height: 46px; flex: 0 0 auto; border-radius: 14px;
    display: grid; place-items: center; font-size: 24px;
    background: var(--hr-soft);
    border: 1px solid color-mix(in srgb, var(--hr-accent) 34%, transparent);
}
.hr-top-t h1 { margin: 0 0 4px; font-size: 22px; font-weight: 800; letter-spacing: .2px; }
.hr-top-t p { margin: 0; font-size: 13px; color: var(--hr-sub); line-height: 1.5; }
.hr-top-r { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- 通用按钮 ---------- */
.hr-btn {
    appearance: none; cursor: pointer;
    padding: 9px 16px; border-radius: 10px; font-size: 13px; font-weight: 700;
    color: var(--hr-txt); background: var(--hr-card);
    border: 1px solid var(--hr-line);
    transition: border-color .15s, background .15s, color .15s, opacity .15s;
}
.hr-btn:hover { border-color: var(--hr-accent); color: var(--hr-accent); }
.hr-btn:disabled { opacity: .5; cursor: not-allowed; }
.hr-btn-pri {
    background: linear-gradient(135deg, var(--hr-accent), var(--hr-accent-2));
    border-color: transparent; color: #fff;
}
.hr-btn-pri:hover { color: #fff; filter: brightness(1.06); }
.hr-btn-danger { color: #f4212e; border-color: color-mix(in srgb, #f4212e 40%, transparent); }
.hr-btn-danger:hover { color: #f4212e; background: rgba(244, 33, 46, .1); }
.hr-btn-sm { padding: 7px 12px; font-size: 12px; border-radius: 9px; }

/* ---------- 主体两栏 ---------- */
.hr-body {
    display: grid; grid-template-columns: minmax(0, 1fr) 380px;
    gap: 18px; align-items: start;
}
.hr-left { min-width: 0; }
.hr-right { display: flex; flex-direction: column; gap: 14px; min-width: 0; }

/* ---------- 模式切换 ---------- */
.hr-modes {
    display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap;
}
.hr-mode {
    appearance: none; cursor: pointer; padding: 9px 15px; border-radius: 999px;
    font-size: 13px; font-weight: 700; color: var(--hr-sub);
    background: var(--hr-card); border: 1px solid var(--hr-line);
    transition: color .15s, border-color .15s, background .15s;
}
.hr-mode:hover { color: var(--hr-accent); border-color: var(--hr-accent); }
.hr-mode.is-on {
    color: #fff; border-color: transparent;
    background: linear-gradient(135deg, var(--hr-accent), var(--hr-accent-2));
}

/* ---------- 测量台 ---------- */
.hr-stage {
    background: var(--hr-card); border: 1px solid var(--hr-line);
    border-radius: 16px; padding: 14px; display: flex; flex-direction: column; gap: 12px;
}
.hr-cam-box {
    position: relative; width: 100%; aspect-ratio: 16 / 9; max-height: 340px;
    border-radius: 14px; overflow: hidden; background: #0b0d10;
    border: 1px solid var(--hr-line);
}
.hr-cam-box video {
    width: 100%; height: 100%; object-fit: cover; display: block;
    background: #0b0d10;
}
.hr-cam-box.is-hidden-video video { visibility: hidden; }
.hr-cam-mask {
    position: absolute; inset: 0; display: grid; place-items: center; gap: 10px;
    align-content: center; text-align: center; padding: 16px;
    background: radial-gradient(circle at 50% 45%, rgba(0, 0, 0, .12), rgba(0, 0, 0, .62));
    color: #fff; pointer-events: none;
}
.hr-ring {
    width: 96px; height: 96px; border-radius: 50%;
    border: 2px dashed rgba(255, 255, 255, .72);
    box-shadow: 0 0 0 6px rgba(255, 77, 94, .18) inset;
    animation: hr-pulse 1.6s ease-in-out infinite;
}
@keyframes hr-pulse {
    0%, 100% { transform: scale(1); opacity: .85; }
    50% { transform: scale(1.06); opacity: 1; }
}
.hr-cam-hint { margin: 0; font-size: 13px; font-weight: 700; text-shadow: 0 1px 6px rgba(0, 0, 0, .6); }
.hr-cam-badge {
    position: absolute; left: 12px; top: 12px; z-index: 2;
    padding: 5px 11px; border-radius: 999px; font-size: 12px; font-weight: 700;
    color: #fff; background: rgba(0, 0, 0, .55); backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, .16);
}
.hr-cam-badge.is-ok { background: color-mix(in srgb, var(--hr-ok) 78%, #000); }
.hr-cam-badge.is-bad { background: color-mix(in srgb, var(--hr-accent) 78%, #000); }

.hr-wave {
    width: 100%; height: 132px; display: block; border-radius: 12px;
    background: color-mix(in srgb, var(--hr-txt) 4%, transparent);
}

/* ---------- 读数 ---------- */
.hr-readout {
    display: grid; grid-template-columns: auto minmax(0, 1fr);
    gap: 10px 18px; align-items: center;
}
.hr-bpm-box { position: relative; display: flex; align-items: baseline; gap: 8px; }
.hr-bpm-num {
    font-size: 54px; font-weight: 800; line-height: 1;
    font-variant-numeric: tabular-nums; color: var(--hr-accent);
    min-width: 92px; text-align: right;
}
.hr-bpm-unit { font-size: 14px; font-weight: 700; color: var(--hr-sub); }
.hr-heart {
    font-size: 20px; color: var(--hr-accent); margin-left: 4px;
    transition: transform .12s ease-out, opacity .12s;
}
.hr-heart.is-beat { transform: scale(1.45); }
.hr-zone {
    font-size: 13px; font-weight: 700; color: var(--hr-sub);
    padding: 6px 12px; border-radius: 999px; background: var(--hr-soft);
    justify-self: start;
}
.hr-row {
    grid-column: 1 / -1; display: flex; align-items: center; gap: 10px;
    font-size: 12px; color: var(--hr-sub);
}
.hr-row-k { flex: 0 0 60px; font-weight: 700; }
.hr-row-v { flex: 0 0 76px; text-align: right; font-variant-numeric: tabular-nums; }
.hr-bar {
    flex: 1; height: 8px; border-radius: 999px; overflow: hidden;
    background: color-mix(in srgb, var(--hr-txt) 10%, transparent);
}
.hr-bar > i {
    display: block; height: 100%; width: 0%;
    background: linear-gradient(90deg, var(--hr-ok), var(--hr-warn), var(--hr-accent));
    transition: width .25s ease-out;
}
.hr-bar-prog > i { background: linear-gradient(90deg, var(--hr-accent), var(--hr-accent-2)); }

/* ---------- 提示与操作 ---------- */
.hr-tip {
    margin: 12px 0 0; font-size: 13px; color: var(--hr-sub);
    padding: 10px 14px; border-radius: 10px;
    background: var(--hr-soft); border: 1px solid color-mix(in srgb, var(--hr-accent) 24%, transparent);
}
.hr-tip.is-warn {
    background: color-mix(in srgb, var(--hr-warn) 14%, transparent);
    border-color: color-mix(in srgb, var(--hr-warn) 34%, transparent);
}
.hr-tip.is-ok {
    background: color-mix(in srgb, var(--hr-ok) 14%, transparent);
    border-color: color-mix(in srgb, var(--hr-ok) 34%, transparent);
}
.hr-actions { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }

/* ---------- 手动轻敲 ---------- */
.hr-tap { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.hr-tap-btn {
    appearance: none; cursor: pointer; width: 100%;
    padding: 26px 16px; border-radius: 16px; font-size: 17px; font-weight: 800;
    color: #fff; border: none;
    background: linear-gradient(135deg, var(--hr-accent), var(--hr-accent-2));
    transition: transform .08s, filter .15s;
}
.hr-tap-btn:active { transform: scale(.985); filter: brightness(1.1); }
.hr-tap-tip { margin: 0; font-size: 12.5px; color: var(--hr-sub); line-height: 1.6; }
.hr-tap-meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--hr-sub); flex-wrap: wrap; }
.hr-tap-meta b { color: var(--hr-txt); font-variant-numeric: tabular-nums; }

/* ---------- 卡片 ---------- */
.hr-card {
    background: var(--hr-card); border: 1px solid var(--hr-line);
    border-radius: 14px; padding: 14px 16px;
}
.hr-card-h { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.hr-card-h h2 { margin: 0; font-size: 15px; font-weight: 800; }
.hr-card-tag { margin-left: auto; font-size: 12px; color: var(--hr-sub); }
.hr-card-sub { margin: 0 0 10px; font-size: 12.5px; color: var(--hr-sub); line-height: 1.6; }
.hr-note { margin: 10px 0 0; font-size: 12px; color: var(--hr-sub); line-height: 1.6; }

/* 结果卡 */
.hr-result { border-color: color-mix(in srgb, var(--hr-accent) 34%, transparent); }
.hr-res-main {
    display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
    padding: 8px 0 12px; border-bottom: 1px dashed var(--hr-line); margin-bottom: 12px;
}
.hr-res-bpm { display: flex; align-items: baseline; gap: 6px; color: var(--hr-accent); }
.hr-res-bpm b { font-size: 40px; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
.hr-res-bpm span { font-size: 13px; font-weight: 700; }
.hr-res-zone {
    padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 800;
    background: var(--hr-soft); color: var(--hr-accent);
}
.hr-res-grid {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px;
}
.hr-res-grid > div {
    background: color-mix(in srgb, var(--hr-txt) 5%, transparent);
    border-radius: 10px; padding: 8px 10px; min-width: 0;
}
.hr-res-grid span { display: block; font-size: 11px; color: var(--hr-sub); margin-bottom: 3px; }
.hr-res-grid b { font-size: 15px; font-variant-numeric: tabular-nums; }
.hr-chart {
    width: 100%; height: 120px; display: block; margin: 12px 0 10px;
    border-radius: 10px; background: color-mix(in srgb, var(--hr-txt) 4%, transparent);
}
.hr-res-foot { display: flex; align-items: center; gap: 10px; }
.hr-res-foot span { font-size: 12px; color: var(--hr-ok); }

/* 区间表 */
.hr-zones { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.hr-zones li {
    display: flex; align-items: center; gap: 10px; font-size: 12.5px;
    padding: 7px 10px; border-radius: 9px;
    background: color-mix(in srgb, var(--hr-txt) 5%, transparent);
}
.hr-zones .hr-z-dot { width: 10px; height: 10px; border-radius: 50%; flex: 0 0 auto; }
.hr-zones .hr-z-name { font-weight: 700; flex: 0 0 78px; }
.hr-zones .hr-z-pct { color: var(--hr-sub); flex: 0 0 70px; font-variant-numeric: tabular-nums; }
.hr-zones .hr-z-bpm { margin-left: auto; font-variant-numeric: tabular-nums; font-weight: 700; }
.hr-zones li.is-hit { background: var(--hr-soft); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--hr-accent) 34%, transparent); }

.hr-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.hr-table th, .hr-table td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--hr-line); }
.hr-table th { color: var(--hr-sub); font-weight: 700; }
.hr-table td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.hr-table tr:last-child td { border-bottom: 0; }

/* ---------- 说明区 ---------- */
.hr-doc {
    display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px; margin-top: 22px;
}
.hr-doc-col {
    background: var(--hr-card); border: 1px solid var(--hr-line);
    border-radius: 14px; padding: 16px 18px;
}
.hr-doc-col h2 { margin: 0 0 10px; font-size: 15px; font-weight: 800; }
.hr-doc-col h2 + p { margin-top: 0; }
.hr-doc-col p { font-size: 13px; line-height: 1.75; color: var(--hr-sub); margin: 0 0 10px; }
.hr-doc-col p strong { color: var(--hr-txt); }
.hr-doc-col h2:not(:first-child) { margin-top: 18px; }
.hr-steps { margin: 0 0 12px; padding-left: 20px; }
.hr-steps li { font-size: 13px; line-height: 1.7; color: var(--hr-sub); margin-bottom: 6px; }
.hr-steps b { color: var(--hr-txt); display: block; }
.hr-faq {
    border-top: 1px solid var(--hr-line); padding: 10px 0;
}
.hr-faq:first-of-type { border-top: 0; }
.hr-faq summary {
    cursor: pointer; font-size: 13px; font-weight: 700; color: var(--hr-txt);
    list-style: none; display: flex; align-items: center; gap: 8px;
}
.hr-faq summary::-webkit-details-marker { display: none; }
.hr-faq summary::before { content: '▸'; color: var(--hr-accent); transition: transform .15s; }
.hr-faq[open] summary::before { transform: rotate(90deg); }
.hr-faq p { margin: 8px 0 0; font-size: 12.5px; }
.hr-doc-warn {
    border-color: color-mix(in srgb, #f4212e 34%, transparent);
    background: color-mix(in srgb, #f4212e 8%, var(--hr-card));
}
.hr-disclaimer {
    margin: 18px 0 0; padding: 12px 16px; border-radius: 12px;
    font-size: 12px; line-height: 1.7; color: var(--hr-sub);
    background: color-mix(in srgb, var(--hr-txt) 5%, transparent);
    border: 1px solid var(--hr-line);
}

/* ---------- 弹窗 / 抽屉 ---------- */
.hr-mask {
    position: fixed; inset: 0; z-index: 100000;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0, 0, 0, .55); padding: 20px;
}
.hr-mask[hidden] { display: none !important; }
.hr-mask-right { justify-content: flex-end; padding: 0; }
.hr-modal, .hr-drawer {
    width: 100%; max-width: 460px; max-height: 90vh; overflow: auto;
    background: var(--bg-primary, #16181c); border: 1px solid var(--hr-line);
    border-radius: 16px; box-shadow: 0 24px 60px rgba(0, 0, 0, .38);
    display: flex; flex-direction: column;
}
.hr-drawer {
    max-width: 420px; height: 100%; max-height: none; border-radius: 16px 0 0 16px;
}
.hr-modal-h {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 16px; border-bottom: 1px solid var(--hr-line);
}
.hr-modal-h h3 { margin: 0; font-size: 15px; font-weight: 800; }
.hr-x {
    margin-left: auto; appearance: none; border: 0; cursor: pointer;
    width: 30px; height: 30px; border-radius: 8px; font-size: 14px;
    background: transparent; color: var(--hr-sub);
}
.hr-x:hover { background: color-mix(in srgb, var(--hr-txt) 8%, transparent); color: var(--hr-txt); }
.hr-modal-b { padding: 14px 16px; display: flex; flex-direction: column; gap: 12px; }
.hr-field { display: flex; flex-direction: column; gap: 6px; }
.hr-field > label { font-size: 12.5px; font-weight: 700; color: var(--hr-sub); }
.hr-field select, .hr-field input[type="number"] {
    width: 100%; box-sizing: border-box; padding: 9px 11px; border-radius: 9px;
    font-size: 14px; color: var(--hr-txt);
    background: var(--hr-card); border: 1px solid var(--hr-line);
}
.hr-field-sw { flex-direction: row; align-items: center; gap: 10px; flex-wrap: wrap; }
.hr-field-sw > label { flex: 1 1 auto; }
.hr-field-sw input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--hr-accent); }
.hr-sw-tip { flex: 1 1 100%; font-size: 11.5px; color: var(--hr-sub); line-height: 1.5; }
.hr-modal-f { display: flex; gap: 8px; padding: 12px 16px; border-top: 1px solid var(--hr-line); }

/* 历史 */
.hr-hist-stat {
    padding: 12px 16px; font-size: 12.5px; color: var(--hr-sub);
    border-bottom: 1px solid var(--hr-line); line-height: 1.7;
}
.hr-hist-bar { display: flex; gap: 8px; padding: 10px 16px; }
.hr-hist-list { padding: 0 16px 16px; display: flex; flex-direction: column; gap: 8px; }
.hr-hist-item {
    display: flex; align-items: center; gap: 10px; padding: 10px 12px;
    border-radius: 11px; background: color-mix(in srgb, var(--hr-txt) 5%, transparent);
    border: 1px solid var(--hr-line);
}
.hr-hist-bpm { font-size: 20px; font-weight: 800; color: var(--hr-accent); font-variant-numeric: tabular-nums; flex: 0 0 auto; }
.hr-hist-bpm small { font-size: 10px; color: var(--hr-sub); display: block; font-weight: 700; }
.hr-hist-meta { min-width: 0; flex: 1; font-size: 12px; color: var(--hr-sub); line-height: 1.5; }
.hr-hist-meta b { color: var(--hr-txt); font-weight: 700; }
.hr-hist-del {
    appearance: none; border: 0; cursor: pointer; background: transparent;
    color: var(--hr-sub); font-size: 13px; padding: 4px 6px; border-radius: 7px;
}
.hr-hist-del:hover { color: #f4212e; background: rgba(244, 33, 46, .1); }
.hr-hist-empty { padding: 40px 16px; text-align: center; }
.hr-hist-empty[hidden] { display: none !important; }
.hr-hist-empty-ic { font-size: 34px; margin-bottom: 10px; }
.hr-hist-empty p { margin: 0 0 6px; font-size: 14px; font-weight: 700; }
.hr-hist-empty-sub { font-size: 12px; color: var(--hr-sub); font-weight: 400 !important; }

/* Toast */
.hr-toast {
    position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%);
    z-index: 120000; padding: 11px 20px; border-radius: 999px;
    font-size: 13px; font-weight: 700; color: #fff;
    background: rgba(20, 22, 26, .94); border: 1px solid rgba(255, 255, 255, .12);
    box-shadow: 0 12px 34px rgba(0, 0, 0, .34);
}
.hr-toast[hidden] { display: none !important; }

/* =========================================================
 * 响应式
 * =======================================================*/
@media (max-width: 1100px) {
    .hr-body { grid-template-columns: minmax(0, 1fr); }
    .hr-right { flex-direction: row; flex-wrap: wrap; }
    .hr-right > .hr-card { flex: 1 1 320px; }
}
@media (max-width: 899px) {
    .hr-doc { grid-template-columns: minmax(0, 1fr); }
    .hr-top-t h1 { font-size: 20px; }
}
@media (max-width: 700px) {
    .hr-page { padding: 14px 12px 34px; }
    .hr-top { gap: 10px; }
    .hr-top-r { width: 100%; }
    .hr-top-r .hr-btn { flex: 1 1 auto; }
    .hr-right { flex-direction: column; }
    .hr-cam-box { aspect-ratio: 4 / 3; max-height: none; }
    .hr-ring { width: 76px; height: 76px; }
    .hr-bpm-num { font-size: 44px; min-width: 76px; }
    .hr-readout { grid-template-columns: minmax(0, 1fr); }
    .hr-bpm-box { justify-content: flex-start; }
    .hr-wave { height: 108px; }
    .hr-res-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hr-actions .hr-btn { flex: 1 1 auto; }
    .hr-mask { padding: 0; align-items: flex-end; }
    .hr-modal {
        max-width: none; border-radius: 16px 16px 0 0; max-height: 92vh;
        padding-bottom: env(safe-area-inset-bottom);
    }
    .hr-drawer { max-width: none; border-radius: 16px 16px 0 0; height: 92vh; }
    .hr-field select, .hr-field input[type="number"] { font-size: 16px; }
    .hr-toast { bottom: 24px; }
}
@media (max-width: 400px) {
    .hr-res-grid { grid-template-columns: minmax(0, 1fr); }
    .hr-modes .hr-mode { flex: 1 1 auto; padding: 9px 10px; }
}

@media (prefers-reduced-motion: reduce) {
    .hr-ring { animation: none; }
    .hr-heart { transition: none; }
}