.audio-delay-distance-calculator-card{--n-bg: #fff;--n-text: #0f172a;--n-muted: #475569;--n-border: #cbd5e1;--n-brand: #0284c7;--n-brand-hover: #0369a1;--n-brand-light: #f0f9ff;--n-card-bg: #f8fafc;--n-input-bg: #fff;--n-select-menu-bg: #fff;--n-stage-radial-start: #f0f9ff;--n-stage-radial-end: #e0f2fe;--n-stage-stroke: #bae6fd;--n-stage-axis: #0284c7;--n-success: #16a34a;--n-warning: #d97706;--n-error: #dc2626;background-color:var(--n-bg);color:var(--n-text);border:1px solid var(--n-border);border-radius:20px;padding:28px;max-width:1080px;margin:0 auto;box-shadow:0 10px 30px #0000000d}.theme-dark .audio-delay-distance-calculator-card{--n-bg: #0b0f19;--n-text: #f8fafc;--n-muted: #94a3b8;--n-border: rgba(255, 255, 255, .12);--n-brand: #38bdf8;--n-brand-hover: #0ea5e9;--n-brand-light: rgba(56, 189, 248, .15);--n-card-bg: #131b2e;--n-input-bg: rgba(0, 0, 0, .3);--n-select-menu-bg: #111827;--n-stage-radial-start: #1e1b4b;--n-stage-radial-end: #090d16;--n-stage-stroke: rgba(255, 255, 255, .1);--n-stage-axis: #38bdf8;--n-success: #10b981;--n-warning: #f59e0b;--n-error: #f43f5e;box-shadow:0 20px 50px #0006}.audio-delay-distance-calculator-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--n-border)}.audio-delay-distance-calculator-brand-title{display:flex;align-items:center;gap:10px}.audio-delay-distance-calculator-badge-tag{font-size:.75rem;font-weight:800;letter-spacing:1px;color:var(--n-brand);background-color:var(--n-brand-light);padding:4px 10px;border-radius:6px;border:1px solid var(--n-border)}.audio-delay-distance-calculator-unit-master{display:flex;gap:4px;background-color:var(--n-card-bg);border:1px solid var(--n-border);border-radius:10px;padding:4px}.audio-delay-distance-calculator-master-btn{background:transparent;border:none;color:var(--n-muted);font-size:.85rem;font-weight:700;padding:8px 16px;border-radius:8px;cursor:pointer;transition:all .25s ease}.audio-delay-distance-calculator-btn-active{background-color:var(--n-brand);color:#fff;box-shadow:0 4px 14px #0284c74d}.audio-delay-distance-calculator-layout{display:grid;grid-template-columns:1fr;gap:28px}@media(min-width:820px){.audio-delay-distance-calculator-layout{grid-template-columns:1fr 1fr}}.audio-delay-distance-calculator-section{display:flex;flex-direction:column;gap:20px}.audio-delay-distance-calculator-control-card{background-color:var(--n-card-bg);border:1px solid var(--n-border);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:18px}.audio-delay-distance-calculator-field{display:flex;flex-direction:column;gap:8px}.audio-delay-distance-calculator-label-row{display:flex;justify-content:space-between;align-items:center}.audio-delay-distance-calculator-label{font-size:.875rem;font-weight:700;color:var(--n-text)}.audio-delay-distance-calculator-val-badge{font-size:.85rem;font-weight:800;color:var(--n-brand);background-color:var(--n-brand-light);padding:3px 10px;border-radius:6px;border:1px solid var(--n-border)}.audio-delay-distance-calculator-slider-wrap{display:flex;align-items:center;gap:12px}.audio-delay-distance-calculator-slider{flex:1;accent-color:var(--n-brand);height:6px;border-radius:4px;cursor:pointer}.audio-delay-distance-calculator-num-input{width:72px;background-color:var(--n-input-bg);border:1px solid var(--n-border);color:var(--n-text);padding:6px 10px;border-radius:8px;font-size:.9rem;font-weight:700;text-align:center}.audio-delay-distance-calculator-custom-select{position:relative;width:100%}.audio-delay-distance-calculator-custom-select-trigger{background-color:var(--n-input-bg);border:1px solid var(--n-border);color:var(--n-text);padding:12px 16px;border-radius:10px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:.9rem;font-weight:600}.audio-delay-distance-calculator-chevron{width:18px;height:18px;fill:var(--n-muted)}.audio-delay-distance-calculator-custom-select-menu{display:none;position:absolute;top:100%;left:0;right:0;background-color:var(--n-select-menu-bg);border:1px solid var(--n-border);border-radius:10px;margin-top:6px;z-index:20;box-shadow:0 10px 30px #00000026;overflow:hidden}.audio-delay-distance-calculator-open{display:block}.audio-delay-distance-calculator-custom-select-option{padding:12px 16px;cursor:pointer;color:var(--n-text);font-size:.9rem;transition:background-color .2s ease}.audio-delay-distance-calculator-custom-select-option:hover{background-color:var(--n-brand-light)}.audio-delay-distance-calculator-selected{font-weight:700;color:var(--n-brand)}.audio-delay-distance-calculator-presets-box{background-color:var(--n-card-bg);border:1px solid var(--n-border);border-radius:16px;padding:16px}.audio-delay-distance-calculator-presets-title{font-size:.75rem;font-weight:800;color:var(--n-muted);margin-bottom:12px;text-transform:uppercase;letter-spacing:1px}.audio-delay-distance-calculator-presets-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.audio-delay-distance-calculator-preset-chip{background-color:var(--n-bg);border:1px solid var(--n-border);color:var(--n-text);padding:10px 12px;border-radius:10px;display:flex;align-items:center;gap:8px;cursor:pointer;transition:all .2s ease}.audio-delay-distance-calculator-preset-chip:hover{border-color:var(--n-brand);background-color:var(--n-brand-light);transform:translateY(-2px)}.audio-delay-distance-calculator-preset-name{font-size:.8rem;font-weight:700;text-align:left;line-height:1.3}.audio-delay-distance-calculator-stage-card{background-color:var(--n-card-bg);border:1px solid var(--n-border);border-radius:16px;padding:12px;overflow:hidden}.audio-delay-distance-calculator-svg{width:100%;height:260px}.audio-delay-distance-calculator-results-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.audio-delay-distance-calculator-stat-card{background-color:var(--n-card-bg);border:1px solid var(--n-border);border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:8px;box-shadow:0 4px 16px #0000000d}.audio-delay-distance-calculator-stat-label{font-size:.8rem;font-weight:700;color:var(--n-muted)}.audio-delay-distance-calculator-stat-value{font-size:1.5rem;font-weight:800;color:var(--n-brand);letter-spacing:-.5px}.audio-delay-distance-calculator-status-box{background-color:var(--n-card-bg);border:1px solid var(--n-border);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:8px}.audio-delay-distance-calculator-status-head{display:flex;align-items:center}.audio-delay-distance-calculator-badge{display:inline-block;padding:6px 14px;border-radius:8px;font-size:.85rem;font-weight:800;letter-spacing:.5px}.audio-delay-distance-calculator-badge-success{background-color:#10b98126;color:var(--n-success);border:1px solid rgba(16,185,129,.3)}.audio-delay-distance-calculator-badge-info{background-color:#0284c726;color:var(--n-brand);border:1px solid rgba(2,132,199,.3)}.audio-delay-distance-calculator-badge-warning{background-color:#d9770626;color:var(--n-warning);border:1px solid rgba(217,119,6,.3)}.audio-delay-distance-calculator-badge-error{background-color:#dc262626;color:var(--n-error);border:1px solid rgba(220,38,38,.3)}.audio-delay-distance-calculator-advice{font-size:.9rem;line-height:1.5;color:var(--n-text);margin:0;font-weight:500}