/* =====================================================================
 * 06 SUP桨板尺寸 · 独立视觉：动态板型轮廓 / 浮力水位线
 * 左参数 + 中竖版板型与尺寸标注 + 右稳定性读数，与同批其它页不同。
 * ===================================================================== */

.hc.hc--sb { --hc-a: #2c6f9e; --hc-a-soft: #e3eef7; }
:root[data-theme="dark"] .hc.hc--sb { --hc-a: #79bce4; --hc-a-soft: #172c3d; }

.sb-hero { padding-top: 34px; }
.sb-head { max-width: 850px; }
.sb-bench { display: grid; grid-template-columns: minmax(250px, 1.05fr) minmax(0, .95fr) minmax(215px, .85fr); gap: 16px; margin-top: 26px; align-items: start; }

.sb-form, .sb-read {
    padding: 18px; border: 1px solid var(--hc-line); border-radius: var(--hc-r);
    background: var(--hc-card); box-shadow: var(--hc-shadow);
}
.sb-panel-title {
    font-family: var(--hc-serif); font-size: 11px; letter-spacing: .13em; text-transform: uppercase;
    color: var(--hc-a); padding-bottom: 9px; margin-bottom: 12px; border-bottom: 1px dashed var(--hc-line);
}
.sb-form .hc-fields { grid-template-columns: 1fr 1fr; gap: 11px; }
.sb-form .hc-field label b { color: var(--hc-danger); }
.sb-switches { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 13px; }
.sb-switches .hc-check { padding: 7px 9px; }
.sb-switches .hc-check b { font-size: 12px; }
.sb-form .hc-btn { flex: 1 1 auto; font-size: 12.5px; padding: 9px; }

/* ---------- 板型图 ---------- */
.sb-viz {
    border: 1px solid var(--hc-line); border-radius: var(--hc-r);
    background: var(--hc-card); box-shadow: var(--hc-shadow); overflow: hidden;
}
.sb-viz-head, .sb-viz-foot {
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; align-items: center;
    padding: 11px 17px; font-family: var(--hc-serif); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--hc-muted);
}
.sb-viz-head { border-bottom: 1px solid var(--hc-line-2); }
.sb-viz-foot { border-top: 1px solid var(--hc-line-2); font-family: var(--hc-sans); letter-spacing: 0; font-size: 11.5px; }
.sb-viz-head span:last-child, .sb-viz-foot span:last-child { font-family: var(--hc-sans); letter-spacing: 0; font-size: 12px; color: var(--hc-a); font-weight: 700; }
#sbSvg { display: block; width: min(300px, 100%); margin: 8px auto; background: var(--hc-card-2); }
#sbFill stop { stop-color: var(--hc-a); }
.sb-board { stroke: var(--hc-a); stroke-width: 2.5; transition: d .3s; }
.sb-water-line { stroke: var(--hc-a); stroke-width: 1; opacity: .18; }
.sb-deck { stroke: var(--hc-warm); stroke-width: 2; stroke-dasharray: 5 4; }
.sb-dim { stroke: var(--hc-muted); stroke-width: 1; }
.sb-dim-t { fill: var(--hc-ink-2); font-size: 10.5px; font-weight: 650; }
.sb-stand { fill: var(--hc-card); stroke: var(--hc-ink-2); stroke-width: 1.5; }
.sb-stand-t { fill: var(--hc-ink-2); font-size: 9px; }
.sb-cap { fill: var(--hc-muted); font-size: 10px; }
.sb-key { display: inline-block; width: 14px; height: 5px; border-radius: 2px; margin-right: 5px; vertical-align: 2px; }
.sb-key--board { background: var(--hc-a); }
.sb-key--water { background: var(--hc-warm); }

/* ---------- 读数 ---------- */
.sb-grade { padding: 13px 14px; border: 1px solid var(--hc-line); border-radius: var(--hc-r-sm); background: var(--hc-a-soft); }
.sb-grade > span:first-child { display: block; font-size: 11.5px; color: var(--hc-muted); }
.sb-grade strong { display: block; font-size: 20px; line-height: 1.4; margin: 2px 0 6px; }
.sb-grade p { margin: 9px 0 0; font-size: 12px; line-height: 1.7; color: var(--hc-ink-2); }
.sb-kpis { grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.sb-kpis .hc-kpi { padding: 10px 11px; }
.sb-kpis .hc-kpi .v { font-size: 18px; }
.sb-kpis .hc-kpi .d { font-size: 10px; }
.sb-load { margin-top: 14px; }
.sb-load-head { display: flex; justify-content: space-between; font-size: 12px; color: var(--hc-muted); }
.sb-load-head b { font-family: var(--hc-serif); font-size: 15px; color: var(--hc-a); }
.sb-load-track { height: 8px; margin: 7px 0; border-radius: 6px; background: var(--hc-line-2); overflow: hidden; }
.sb-load-track i { display: block; height: 100%; background: linear-gradient(90deg, var(--hc-ok), var(--hc-warn)); transition: width .3s; }
.sb-load p { margin: 0; font-size: 10.5px; line-height: 1.6; color: var(--hc-muted); }

/* ---------- 结果 ---------- */
.sb-verdict { margin-top: 2px; }
.sb-plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; margin-top: 15px; }
.sb-plan { padding: 18px 19px; border: 1px solid var(--hc-line-2); border-radius: var(--hc-r); background: var(--hc-card); box-shadow: var(--hc-shadow-sm); }
.sb-plan .tag { font-family: var(--hc-serif); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--hc-a); }
.sb-plan h3 { margin: 7px 0 9px; font-size: 17px; }
.sb-plan p { margin: 0; font-size: 13px; line-height: 1.75; color: var(--hc-ink-2); }
.sb-plan ul { margin: 10px 0 0; padding-left: 18px; font-size: 12.5px; color: var(--hc-ink-2); }
.sb-plan li { margin-bottom: 5px; }
.sb .hc-table tr.is-key { background: var(--hc-a-soft); }

@media (max-width: 1150px) {
    .sb-bench { grid-template-columns: 1fr 1fr; }
    .sb-read { grid-column: 1 / -1; }
    .sb-kpis { grid-template-columns: repeat(4, 1fr); }
    .sb-plans { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
    .sb-bench { grid-template-columns: 1fr; }
    .sb-read { grid-column: auto; }
    .sb-kpis { grid-template-columns: 1fr 1fr; }
    .sb-form, .sb-read { padding: 15px; }
}
@media (max-width: 480px) {
    .sb-form .hc-fields, .sb-switches { grid-template-columns: 1fr; }
}