/* ===== 膨胀螺栓承重 expansion-anchor-load ===== 工地安装单风：亮灰白底 + 安全橙 #d97706 × 石墨 #374151 */
.eal-page {
    --eal-bg: #f5f6f7;
    --eal-surface: #ffffff;
    --eal-surface2: #eaeced;
    --eal-line: #dcdfe1;
    --eal-ink: #26292e;
    --eal-dim: #6f7680;
    --eal-safety: #d97706;
    --eal-safety-deep: #b45309;
    --eal-graphite: #374151;
    --eal-bad: #c0392b;
    --eal-good: #1f8a5d;
    background: var(--eal-bg);
    color: var(--eal-ink);
    border-radius: 16px;
    padding: 0 0 30px;
    overflow: hidden;
    border: 1px solid var(--eal-line);
}
.eal-inner { padding: 30px 34px 0; }

.eal-hero { display: grid; grid-template-columns: 1.35fr .95fr; gap: 26px; align-items: center; }
.eal-kicker { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .13em; margin-bottom: 12px; background: repeating-linear-gradient(-45deg, var(--eal-safety) 0 10px, #f2f6fa 10px 20px); padding: 4px 6px; border-radius: 4px; }
.eal-kicker span { display: inline-block; background: var(--eal-safety-deep); color: #fff; padding: 3px 10px; border-radius: 3px; }
.eal-hero h1 { font-size: 34px; font-weight: 800; margin: 0 0 10px; color: var(--eal-ink); }
.eal-hero-sub { color: var(--eal-dim); line-height: 1.9; margin: 0 0 14px; font-size: 15px; }
.eal-hero-sub b { color: var(--eal-safety-deep); }
.eal-chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; }
.eal-chips li { font-size: 12.5px; color: var(--eal-graphite); background: var(--eal-surface); border: 1px solid var(--eal-line); border-radius: 999px; padding: 4px 11px; font-weight: 600; }

/* 墙体剖面 */
.eal-fig { background: var(--eal-surface); border: 1px solid var(--eal-line); border-radius: 14px; padding: 18px 18px 12px; text-align: center; box-shadow: 0 1px 3px rgba(38, 41, 46, .06); }
.eal-fig svg { width: 100%; max-width: 280px; display: block; margin: 0 auto; }
.eal-base { fill: var(--eal-surface2); stroke: var(--eal-line); }
.eal-plaster { fill: #f8f4e8; stroke: #e5decf; }
.eal-surface { stroke: var(--eal-graphite); stroke-width: 2; }
.eal-sleeve { fill: var(--eal-safety); transition: all .25s ease; }
.eal-screw { fill: var(--eal-graphite); }
.eal-nut { fill: var(--eal-graphite); }
.eal-loadline { stroke: var(--eal-bad); stroke-width: 3; }
.eal-loadhead { fill: var(--eal-bad); }
.eal-loadtext { font-size: 10px; fill: var(--eal-bad); font-weight: 700; }
.eal-layer-label { font-size: 8.5px; fill: var(--eal-dim); }
.eal-fig-num span { font-size: 44px; font-weight: 800; color: var(--eal-safety-deep); font-variant-numeric: tabular-nums; }
.eal-fig-num em { font-style: normal; font-size: 13px; color: var(--eal-dim); margin-left: 6px; }
.eal-fig-tag { font-size: 12.5px; color: var(--eal-dim); margin: 4px 0 0; min-height: 18px; }

/* 面板 */
.eal-main { display: grid; grid-template-columns: 1.15fr .85fr; gap: 16px; margin-top: 24px; }
.eal-panel { background: var(--eal-surface); border: 1px solid var(--eal-line); border-radius: 14px; padding: 20px 22px; box-shadow: 0 1px 3px rgba(38, 41, 46, .04); }
.eal-panel-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.eal-step { width: 24px; height: 24px; border-radius: 7px; background: var(--eal-graphite); color: #fff; font-weight: 700; font-size: 12.5px; display: inline-flex; align-items: center; justify-content: center; flex: none; }
.eal-panel-head h2 { margin: 0; font-size: 16.5px; }
.eal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.eal-field span { display: block; font-size: 12.5px; color: var(--eal-dim); margin-bottom: 5px; font-weight: 600; }
.eal-field input, .eal-field select { width: 100%; box-sizing: border-box; background: var(--eal-surface2); border: 1px solid var(--eal-line); border-radius: 8px; color: var(--eal-ink); padding: 9px 11px; font-size: 15px; font-variant-numeric: tabular-nums; }
.eal-field input:focus, .eal-field select:focus { outline: 2px solid rgba(217, 119, 6, .25); border-color: var(--eal-safety); }
.eal-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.eal-btn { border: 1px solid var(--eal-safety-deep); background: var(--eal-safety); color: #fff; border-radius: 8px; padding: 9px 16px; font-size: 14px; font-weight: 600; cursor: pointer; }
.eal-btn:hover { background: var(--eal-safety-deep); }
.eal-btn-ai { background: var(--eal-graphite); border-color: var(--eal-graphite); }
.eal-btn-ai:hover { background: #263040; }
.eal-btn-ai:disabled { opacity: .55; cursor: not-allowed; }
.eal-btn-copy { background: transparent; color: var(--eal-safety-deep); }
.eal-btn-copy:hover { background: rgba(217, 119, 6, .07); }
.eal-btn-dl { background: transparent; border-color: var(--eal-line); color: var(--eal-dim); font-weight: 500; }
.eal-err { color: var(--eal-bad); font-size: 13px; margin: 10px 0 0; }

.eal-result { margin: 0; }
.eal-result > div { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px dashed var(--eal-line); padding: 8px 0; }
.eal-result > div:last-child { border-bottom: 0; }
.eal-result dt { color: var(--eal-dim); font-size: 13px; }
.eal-result dd { margin: 0; font-size: 15px; font-weight: 700; font-variant-numeric: tabular-nums; }
.eal-result dd b { font-size: 26px; color: var(--eal-safety-deep); }
.eal-note { font-size: 12.5px; color: var(--eal-dim); line-height: 1.8; margin: 10px 0 0; }

/* 多钉组合 */
.eal-multi { margin-top: 16px; }
.eal-multi-tip { font-size: 13px; color: var(--eal-dim); margin: 0 0 12px; }
.eal-multi-out { margin-top: 16px; }
.eal-multi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.eal-multi-card { background: var(--eal-surface2); border: 1px solid var(--eal-line); border-radius: 10px; padding: 12px 14px; text-align: center; }
.eal-multi-card h4 { margin: 0 0 5px; font-size: 12.5px; color: var(--eal-dim); font-weight: 600; }
.eal-multi-num { margin: 0; font-size: 24px; font-weight: 800; color: var(--eal-safety-deep); font-variant-numeric: tabular-nums; }
.eal-multi-sub { margin: 4px 0 0; font-size: 11.5px; color: var(--eal-dim); }
.eal-multi-note { font-size: 12.5px; color: var(--eal-dim); margin: 12px 0 0; line-height: 1.8; }

.eal-ai { margin-top: 16px; }
.eal-ai-status { font-size: 13px; color: var(--eal-dim); margin: 0 0 10px; }
.eal-ai-box p { margin: 0 0 8px; font-size: 14px; line-height: 1.85; }

/* 速查表 */
.eal-table { margin-top: 24px; background: var(--eal-surface); border: 1px solid var(--eal-line); border-radius: 14px; padding: 20px 22px; }
.eal-table h2 { font-size: 17px; margin: 0 0 6px; }
.eal-table-sub { font-size: 13px; color: var(--eal-dim); margin: 0 0 12px; }
.eal-table-scroll { overflow-x: auto; }
.eal-table table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
.eal-table th { background: var(--eal-graphite); color: #fff; font-weight: 600; padding: 8px 10px; text-align: center; white-space: nowrap; }
.eal-table th:first-child { text-align: left; }
.eal-table td { border-top: 1px solid var(--eal-line); padding: 7px 10px; text-align: center; color: var(--eal-ink); }
.eal-table td:first-child { text-align: left; font-weight: 600; }
.eal-table td.eal-no { color: var(--eal-bad); font-weight: 700; }

/* 批量 */
.eal-batch { margin-top: 24px; }
.eal-batch textarea { width: 100%; box-sizing: border-box; background: var(--eal-surface2); border: 1px solid var(--eal-line); border-radius: 8px; color: var(--eal-ink); padding: 10px 12px; font-size: 14px; font-family: Consolas, monospace; resize: vertical; }
.eal-batch-tip { font-size: 13px; color: var(--eal-dim); margin: 0 0 8px; }
.eal-batch-out { margin-top: 14px; overflow-x: auto; }
.eal-batch-out table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.eal-batch-out th { background: var(--eal-surface2); padding: 7px 10px; color: var(--eal-dim); text-align: left; white-space: nowrap; }
.eal-batch-out td { border-top: 1px solid var(--eal-line); padding: 6px 10px; }

/* 红线 */
.eal-risk { margin-top: 24px; }
.eal-risk h2 { font-size: 18px; margin: 0 0 12px; }
.eal-risk-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.eal-risk-card { background: var(--eal-surface); border: 1px solid var(--eal-line); border-left: 3px solid var(--eal-safety); border-radius: 10px; padding: 14px 16px; }
.eal-risk-card h3 { margin: 0 0 6px; font-size: 14.5px; }
.eal-risk-card p { margin: 0; font-size: 13px; color: var(--eal-dim); line-height: 1.85; }
.eal-risk-card b { color: var(--eal-safety-deep); }

.eal-toast { position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(16px); background: var(--eal-graphite); color: #fff; border-radius: 9px; padding: 10px 22px; font-size: 14px; font-weight: 600; opacity: 0; pointer-events: none; transition: opacity .22s ease, transform .22s ease; z-index: 99; }
.eal-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 900px) {
    .eal-inner { padding: 24px 18px 0; }
    .eal-hero { grid-template-columns: 1fr; }
    .eal-main { grid-template-columns: 1fr; }
    .eal-multi-row { grid-template-columns: 1fr; }
}

/* 深色：夜间工地 */
:root[data-theme="dark"] .eal-page, :root[data-theme="dark"] .eal-toast {
    --eal-bg: #16181b;
    --eal-surface: #1e2126;
    --eal-surface2: #272b31;
    --eal-line: #363b43;
    --eal-ink: #eceef1;
    --eal-dim: #9aa3ad;
    --eal-safety: #f0940f;
    --eal-safety-deep: #f5a94a;
    --eal-graphite: #aeb9c6;
    --eal-bad: #e07b6a;
    --eal-good: #4ade80;
}
:root[data-theme="dark"] .eal-kicker { background: repeating-linear-gradient(-45deg, var(--eal-safety) 0 10px, #16181b 10px 20px); }
:root[data-theme="dark"] .eal-step { background: var(--eal-safety); color: #241500; }
:root[data-theme="dark"] .eal-btn { background: var(--eal-safety); border-color: var(--eal-safety); color: #241500; }
:root[data-theme="dark"] .eal-btn:hover { background: #f7a83a; }
:root[data-theme="dark"] .eal-btn-ai { background: #2d3540; border-color: #2d3540; color: #dfe5ec; }
:root[data-theme="dark"] .eal-btn-copy { background: transparent; color: var(--eal-safety-deep); }
:root[data-theme="dark"] .eal-table th { background: #272b31; color: #c9d1da; }
:root[data-theme="dark"] .eal-plaster { fill: #3a382e; stroke: #4c4938; }