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ease}.quick-stepper-btn:hover:not(:disabled){color:var(--color-primary);background-color:var(--color-surface-card)}.quick-stepper-btn:disabled{opacity:.3;cursor:not-allowed}.quick-stepper-val{min-width:26px;text-align:center;font-size:14px;font-weight:700;color:var(--color-ink)}.custom-drink-toggle-btn{display:flex;align-items:center;gap:var(--spacing-xs);background:transparent;border:1px dashed var(--color-hairline);border-radius:var(--radius-md);padding:8px 14px;color:var(--color-muted);font-size:13px;font-weight:500;cursor:pointer;width:-moz-fit-content;width:fit-content;transition:all .15s ease}.custom-drink-toggle-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.time-presets-strip{display:inline-flex;align-items:center;gap:6px;background:rgba(14,17,23,.95);border:1px solid hsla(0,0%,100%,.16);border-radius:var(--radius-btn);padding:3px 5px;box-shadow:0 4px 16px rgba(0,0,0,.45),0 1px 3px rgba(0,0,0,.35),inset 0 1px 1px hsla(0,0%,100%,.08),inset 0 -1px 1px rgba(0,0,0,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:all .2s ease}.time-presets-strip:hover{border-color:rgba(77,163,255,.4);box-shadow:0 6px 20px rgba(0,0,0,.55),0 0 12px rgba(77,163,255,.2),inset 0 1px 1px hsla(0,0%,100%,.12)}.time-preset-btn{padding:6px 14px;font-size:13px;font-weight:600;color:#cbd5e1;background:transparent;border:1px solid transparent;border-radius:6px;cursor:pointer;transition:all .2s cubic-bezier(.16,1,.3,1);letter-spacing:-.1px;position:relative;-webkit-user-select:none;-moz-user-select:none;user-select:none;white-space:nowrap}.time-preset-btn:hover:not(.active){color:#fff;background-color:hsla(0,0%,100%,.1);border-color:hsla(0,0%,100%,.15);box-shadow:0 2px 8px rgba(0,0,0,.35);transform:translateY(-.5px)}.time-preset-btn.active{background:linear-gradient(135deg,#2b7fff,#0052ff);border:1px solid hsla(0,0%,100%,.35);color:#fff;font-weight:700;box-shadow:0 2px 14px rgba(0,82,255,.65),0 0 20px rgba(77,163,255,.45),inset 0 1px 1px hsla(0,0%,100%,.5),inset 0 -1px 2px rgba(0,30,110,.4);text-shadow:0 1px 2px rgba(0,10,50,.6);transform:translateY(-.5px)}.bac-gauge-box{margin:var(--spacing-sm) 0}.bac-gauge-track{position:relative;height:8px;background:linear-gradient(90deg,#05b169 0,#4da3ff 35%,#f4b000 65%,#cf202f);border-radius:var(--radius-xs);overflow:visible}.bac-gauge-indicator{position:absolute;top:-5px;width:18px;height:18px;background-color:#fff;border:3px solid #0a0b0d;box-shadow:0 0 10px rgba(0,0,0,.9),0 0 6px var(--color-primary);border-radius:var(--radius-xs);transform:translateX(-50%);transition:left .3s cubic-bezier(.4,0,.2,1)}.bac-gauge-legend{display:flex;justify-content:space-between;font-size:11px;color:var(--color-muted);margin-top:6px}.key-metrics-row{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--spacing-sm);gap:var(--spacing-sm)}@media (max-width:600px){.key-metrics-row{grid-template-columns:1fr}}.key-metric-card{display:flex;align-items:center;gap:var(--spacing-sm);background-color:var(--color-surface-soft);border:1px solid var(--color-hairline);border-radius:var(--radius-md);padding:10px 12px}.key-metric-icon{color:var(--color-primary);flex-shrink:0}.key-metric-data{display:flex;flex-direction:column}.key-metric-title{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--color-muted)}.key-metric-val{font-size:15px;font-weight:700;color:var(--color-ink)}.math-accordion{border:1px solid var(--color-hairline);border-radius:var(--radius-md);background-color:var(--color-canvas);overflow:hidden}.math-accordion summary{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;font-size:13.5px;font-weight:600;color:var(--color-body);cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none;transition:color .15s ease}.math-accordion summary:hover{color:var(--color-primary)}.math-accordion-content{padding:16px;border-top:1px solid var(--color-hairline);display:flex;flex-direction:column;gap:var(--spacing-md)}