/* ==========================================================================
   标准杯与酒精摄入 · 页面专属样式
   视觉：吧台小票 + 血液酒精仪表。左侧是虚线小票清单，右侧是读数与曲线。
   颜色走 --d3-* 令牌，深色主题自动生效。前缀统一 alk-
   ========================================================================== */

/* 深色主题下 #a3412f 太暗，配深色文字对比不足，提亮一档 */
html[data-theme="dark"] {
    --d3-accent: #d2694f;
    --d3-accent-rgb: 210, 105, 79;
}

/* ---------- 1. 添加区 ---------- */
.alk-builder {
    margin-top: 26px;
    overflow: visible;
}

.alk-add-grid {
    display: grid;
    grid-template-columns:
        minmax(0, 1.2fr) minmax(0, .8fr) minmax(0, .8fr)
        minmax(0, .55fr) auto;
    gap: 12px;
    align-items: end;
}

.alk-field { min-width: 0; }

.alk-field > label,
.alk-label {
    display: block;
    font-size: var(--d3-fs-label);
    font-weight: 600;
    color: var(--d3-ink-2);
    margin-bottom: 6px;
}

.alk-basis {
    display: grid;
    grid-template-columns: minmax(0, .55fr) minmax(0, .55fr) minmax(0, .8fr) minmax(0, 1.6fr);
    gap: 12px 14px;
    align-items: end;
    margin-top: 16px;
    padding-top: 15px;
    border-top: 1px dashed var(--d3-line);
}

.alk-hint {
    margin: 0 0 2px;
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--d3-ink-3);
}

.alk-hint b {
    font-family: var(--d3-mono);
    color: var(--d3-accent);
    font-weight: 700;
}

.alk-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
    padding-top: 13px;
    border-top: 1px dashed var(--d3-line);
}

.alk-btn {
    appearance: none;
    font: inherit;
    font-size: 13.5px;
    font-weight: 650;
    line-height: 1.2;
    padding: 10px 17px;
    border-radius: var(--d3-radius-sm);
    border: 1px solid var(--d3-accent);
    background: var(--d3-accent);
    color: var(--d3-accent-ink);
    cursor: pointer;
    white-space: nowrap;
    transition: filter .15s ease, border-color .15s ease, color .15s ease;
}

.alk-btn:hover { filter: brightness(1.06); }

.alk-btn-ghost {
    background: var(--d3-card);
    border-color: var(--d3-line-2);
    color: var(--d3-ink-2);
    font-weight: 600;
    font-size: 12.5px;
    padding: 9px 13px;
}

.alk-btn-ghost:hover {
    filter: none;
    border-color: var(--d3-accent);
    color: var(--d3-accent);
}

.alk-btn-sm { padding: 6px 11px; font-size: 12px; }

.alk-add { min-height: 42px; }

.alk-err {
    margin: 10px 0 0;
    font-size: 12.5px;
    line-height: 1.6;
    color: var(--d3-bad);
}
.alk-err[hidden] { display: none; }

/* 胶囊：input + label 同级 */
.alk-chips { display: flex; flex-wrap: wrap; gap: 6px; padding-top: 2px; }

.alk-chips input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.alk-chips label {
    cursor: pointer;
    font-size: 12.5px;
    font-weight: 600;
    padding: 8px 13px;
    border: 1px solid var(--d3-line-2);
    border-radius: 999px;
    color: var(--d3-ink-2);
    background: var(--d3-paper);
    user-select: none;
    white-space: nowrap;
    transition: all .14s ease;
}

.alk-chips label:hover { border-color: var(--d3-accent); color: var(--d3-accent); }

.alk-chips input:checked + label {
    background: var(--d3-accent);
    border-color: var(--d3-accent);
    color: var(--d3-accent-ink);
}

.alk-chips input:focus-visible + label {
    outline: 2px solid rgba(var(--d3-accent-rgb), .6);
    outline-offset: 2px;
}

.alk-chips-sm label { padding: 5px 9px; font-size: 11.5px; }

/* ---------- 2. 主区 ---------- */
.alk-stage {
    display: grid;
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 18px;
    align-items: start;
    margin-top: 20px;
}

.alk-stage > * { min-width: 0; }

/* 小票 */
.alk-receipt {
    position: relative;
    padding: 18px 20px 16px;
    background: var(--d3-card);
    border: 1px dashed var(--d3-line-2);
    border-radius: var(--d3-radius);
    box-shadow: 0 1px 0 rgba(0, 0, 0, .03);
}

.alk-receipt::before,
.alk-receipt::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    height: 1px;
    background: repeating-linear-gradient(to right,
        var(--d3-line-2) 0 6px, transparent 6px 11px);
    opacity: .7;
}

.alk-receipt::before { top: 52px; }
.alk-receipt::after { bottom: 46px; }

.alk-receipt-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-family: var(--d3-mono);
    font-size: 10.5px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--d3-ink-3);
}

.alk-receipt-title {
    margin: 4px 0 16px;
    font-size: 19px;
    letter-spacing: -.02em;
}

.alk-items {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.alk-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto 26px;
    gap: 10px;
    align-items: center;
    padding-bottom: 9px;
    border-bottom: 1px dotted var(--d3-line);
}

.alk-item-name {
    min-width: 0;
    font-size: 13.5px;
    font-weight: 650;
    color: var(--d3-ink);
    line-height: 1.4;
}

.alk-item-name small {
    display: block;
    font-family: var(--d3-mono);
    font-size: 10.5px;
    font-weight: 400;
    color: var(--d3-ink-3);
}

.alk-item-g {
    font-family: var(--d3-mono);
    font-size: 14px;
    font-weight: 700;
    color: var(--d3-accent);
    white-space: nowrap;
}

.alk-item-g small {
    font-family: var(--d3-sans);
    font-size: 10px;
    font-weight: 500;
    color: var(--d3-ink-3);
    margin-left: 1px;
}

.alk-del {
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    font: inherit;
    font-size: 13px;
    line-height: 1;
    border-radius: 5px;
    border: 1px solid var(--d3-line-2);
    background: var(--d3-card);
    color: var(--d3-ink-3);
    cursor: pointer;
    transition: border-color .15s ease, color .15s ease, background .15s ease;
}

.alk-del:hover {
    border-color: var(--d3-bad);
    color: var(--d3-bad);
    background: rgba(176, 42, 36, .07);
}

.alk-empty {
    margin: 4px 0 10px;
    padding: 18px 12px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--d3-ink-3);
    text-align: center;
    border: 1px dashed var(--d3-line);
    border-radius: var(--d3-radius-sm);
}
.alk-empty[hidden] { display: none; }

.alk-receipt-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: 16px;
}

.alk-receipt-foot div {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 12px;
    color: var(--d3-ink-3);
}

.alk-receipt-foot b {
    font-family: var(--d3-mono);
    font-size: 19px;
    font-weight: 700;
    color: var(--d3-ink);
    letter-spacing: -.02em;
}

.alk-receipt-note {
    margin: 10px 0 0;
    font-family: var(--d3-mono);
    font-size: 10.5px;
    letter-spacing: .02em;
    color: var(--d3-ink-3);
}

/* ---------- 3. 结果 ---------- */
.alk-result {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    min-width: 0;
}

.alk-result > * { min-width: 0; }

.alk-readout {
    position: relative;
    padding: 14px 18px 14px;
    background: var(--d3-card);
    border: 1px solid var(--d3-line);
    border-radius: var(--d3-radius);
    overflow: hidden;
}

.alk-readout::before {
    content: "";
    position: absolute;
    left: 0; top: 0; right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--d3-accent), rgba(var(--d3-accent-rgb), .1));
}

.alk-readout-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.alk-kicker {
    font-family: var(--d3-mono);
    font-size: 10px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--d3-ink-3);
}

.alk-badge {
    font-family: var(--d3-mono);
    font-size: 11px;
    font-weight: 650;
    line-height: 1;
    padding: 5px 8px;
    border-radius: 999px;
    border: 1px solid var(--d3-line-2);
    color: var(--d3-ink-3);
    white-space: nowrap;
}

.alk-badge.is-ok { border-color: rgba(29, 107, 79, .38); color: var(--d3-ok); background: rgba(29, 107, 79, .07); }
.alk-badge.is-warn { border-color: rgba(168, 84, 26, .42); color: var(--d3-warn); background: rgba(168, 84, 26, .08); }
.alk-badge.is-bad { border-color: rgba(176, 42, 36, .42); color: var(--d3-bad); background: rgba(176, 42, 36, .08); }

.alk-bac {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin: 8px 0 0;
    font-family: var(--d3-mono);
    font-variant-numeric: tabular-nums;
    font-size: clamp(36px, 5vw, 50px);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: -.045em;
    color: var(--d3-ink);
}

.alk-bac small {
    font-family: var(--d3-sans);
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 0;
    color: var(--d3-ink-3);
}

.alk-bac-note {
    margin: 6px 0 0;
    font-size: 12.5px;
    line-height: 1.6;
    color: var(--d3-ink-3);
}

.alk-chart-wrap {
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px dashed var(--d3-line);
}

#alkChart {
    display: block;
    width: 100%;
    height: auto;
    overflow: visible;
}

#alkChart .alk-grid-line { stroke: var(--d3-line); stroke-width: 1; }
#alkChart .alk-axis-text {
    fill: var(--d3-ink-3);
    font-family: var(--d3-mono);
    font-size: 10px;
}
#alkChart .alk-area { fill: rgba(var(--d3-accent-rgb), .13); }
#alkChart .alk-line {
    fill: none;
    stroke: var(--d3-accent);
    stroke-width: 2.2;
    stroke-linejoin: round;
    stroke-linecap: round;
}
#alkChart .alk-threshold {
    stroke-width: 1.2;
    stroke-dasharray: 5 4;
    opacity: .8;
}
#alkChart .alk-th-20 { stroke: var(--d3-warn); }
#alkChart .alk-th-80 { stroke: var(--d3-bad); }
#alkChart .alk-th-text { font-family: var(--d3-mono); font-size: 10px; }
#alkChart .alk-th-text.is-20 { fill: var(--d3-warn); }
#alkChart .alk-th-text.is-80 { fill: var(--d3-bad); }

/* ---------- 4. 指标 ---------- */
.alk-kv {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    margin: 0;
    background: var(--d3-line);
    border: 1px solid var(--d3-line);
    border-radius: var(--d3-radius);
    overflow: hidden;
}

.alk-kv > div { padding: 9px 13px 10px; background: var(--d3-card); min-width: 0; }

.alk-kv dt {
    font-size: 11.5px;
    color: var(--d3-ink-3);
    margin-bottom: 3px;
}

.alk-kv dd {
    margin: 0;
    font-family: var(--d3-mono);
    font-variant-numeric: tabular-nums;
    font-size: 15px;
    font-weight: 650;
    color: var(--d3-ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ---------- 5. 每日建议量 ---------- */
.alk-limit {
    padding: 12px 15px 13px;
    background: var(--d3-card);
    border: 1px solid var(--d3-line);
    border-radius: var(--d3-radius);
}

.alk-limit-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-size: 12px;
    color: var(--d3-ink-3);
}

.alk-limit-text {
    margin: 8px 0 8px;
    font-family: var(--d3-mono);
    font-size: 12.5px;
    color: var(--d3-ink-2);
}

.alk-gauge {
    height: 8px;
    border-radius: 999px;
    background: var(--d3-paper-2);
    border: 1px solid var(--d3-line);
    overflow: hidden;
}

.alk-gauge i {
    display: block;
    height: 100%;
    width: 0;
    border-radius: 999px;
    background: var(--d3-accent);
    transition: width .25s ease, background .2s ease;
}

.alk-gauge.is-warn i { background: var(--d3-warn); }
.alk-gauge.is-over i { background: var(--d3-bad); }

.alk-limit-foot {
    margin: 8px 0 0;
    font-size: 11.5px;
    line-height: 1.65;
    color: var(--d3-ink-3);
}

/* ---------- 6. 提示 ---------- */
.alk-alerts { display: grid; gap: 8px; }
.alk-alerts:empty { display: none; }

.alk-alert {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    padding: 8px 11px;
    font-size: 12.5px;
    line-height: 1.6;
    border-radius: var(--d3-radius-sm);
    border: 1px solid var(--d3-line-2);
    background: var(--d3-paper-2);
    color: var(--d3-ink-2);
}

.alk-alert::before {
    content: "";
    flex: none;
    width: 6px;
    height: 6px;
    margin-top: 6px;
    border-radius: 50%;
    background: var(--d3-ink-3);
}

.alk-alert.is-warn { border-color: rgba(168, 84, 26, .4); background: rgba(168, 84, 26, .07); color: var(--d3-warn); }
.alk-alert.is-warn::before { background: var(--d3-warn); }
.alk-alert.is-bad { border-color: rgba(176, 42, 36, .38); background: rgba(176, 42, 36, .07); color: var(--d3-bad); }
.alk-alert.is-bad::before { background: var(--d3-bad); }

/* ---------- 7. 表格 ---------- */
.alk-table td:first-child { font-weight: 650; color: var(--d3-ink); white-space: nowrap; }
.alk-table td:nth-child(2),
.alk-table td:nth-child(3),
.alk-table td:nth-child(5) { font-family: var(--d3-mono); }

/* ---------- 8. 响应式 ---------- */
@media (max-width: 1080px) {
    .alk-add-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .alk-add { grid-column: 1 / -1; }
    .alk-basis { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .alk-basis .alk-hint { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
    .alk-stage { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 640px) {
    .alk-builder { margin-top: 18px; }
    .alk-add-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
    .alk-add { grid-column: 1 / -1; }
    .alk-basis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .alk-basis .alk-hint { grid-column: 1 / -1; }
    .alk-actions .alk-btn-ghost { flex: 1 1 auto; }
    .alk-receipt { padding: 15px 14px 13px; }
    .alk-kv { grid-template-columns: minmax(0, 1fr); }
    .alk-bac { font-size: 40px; }
    .alk-limit-head { flex-wrap: wrap; }

    /* SVG 按容器等比缩小，字要反向放大才看得清（640 坐标宽 / 320 显示宽 = 2 倍） */
    #alkChart .alk-axis-text,
    #alkChart .alk-th-text { font-size: 21px; }
}