:root{--bg-dark:#050510;--bg-primary:#050510;--bg-card:#0d0d1f;--bg-card-elevated:#14142a;--bg-input:#0a0a1e;--text-primary:#fff;--text-secondary:#88a;--text-muted:#666;--border-subtle:#ffffff12;--border-active:#ffffff2e;--zone-1-start:#6b7280;--zone-1-end:#9ca3af;--zone-2-start:#3b82f6;--zone-2-end:#93c5fd;--zone-3-start:#16a34a;--zone-3-end:#4ade80;--zone-4-start:#ea580c;--zone-4-end:#fb923c;--zone-5-start:#dc2626;--zone-5-end:#a855f7;--cyan:#00f3ff;--purple:#bc13fe;--accent-blue:#00f3ff;--accent-green:#22c55e;--accent-glow:#00f3ff40;--cyan-dim:#00f3ff1f;--cyan-glow:#00f3ff40;--purple-dim:#bc13fe1f;--purple-glow:#bc13fe40}*{box-sizing:border-box}body{background-color:var(--bg-dark);color:var(--text-primary);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.5}.hidden{display:none}.main-container{max-width:1200px;margin:0 auto;padding:40px 24px}.page-title{color:var(--text-primary);text-align:center;margin:0 0 8px;font-size:2rem;font-weight:700}.section-desc{color:var(--text-secondary);margin:0 0 32px;font-size:1rem}.text-center{text-align:center}.calculator-wrapper{grid-template-columns:320px 1fr;align-items:start;gap:24px;display:grid}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:16px;padding:24px}.input-card{border-left:3px solid var(--cyan);position:sticky;top:90px}.result-card{border-left:3px solid var(--purple);min-height:500px}.card-header{letter-spacing:1.5px;text-transform:uppercase;color:var(--text-muted);margin-bottom:24px;font-size:.75rem;font-weight:600}.result-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.result-header-title{letter-spacing:1.5px;text-transform:uppercase;color:var(--text-muted);font-size:.75rem;font-weight:600}.input-group{margin-bottom:20px}.input-group label{color:var(--text-secondary);margin-bottom:10px;font-size:.8rem;font-weight:500;display:block}.stepper-control{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:12px;justify-content:center;align-items:center;gap:16px;padding:12px;display:flex}.stepper-btn{border:1px solid var(--border-active);background:var(--bg-card-elevated);width:44px;height:44px;color:var(--text-primary);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;font-size:1.5rem;font-weight:300;line-height:1;transition:all .2s;display:flex}.stepper-btn:hover{background:var(--cyan);border-color:var(--cyan);color:#000}.stepper-btn:active{transform:scale(.95)}.stepper-value{color:var(--text-primary);text-align:center;font-variant-numeric:tabular-nums;min-width:70px;font-size:2.5rem;font-weight:300}#age-input{color:var(--text-primary);text-align:center;font-variant-numeric:tabular-nums;background:0 0;border:none;width:80px;font-family:inherit;font-size:2.5rem;font-weight:300}#age-input:focus{outline:none}.chip-row{flex-wrap:wrap;gap:6px;margin-top:8px;margin-bottom:4px;display:flex}.preset-chip{border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:16px;padding:4px 12px;font-family:inherit;font-size:.75rem;font-weight:500;transition:all .2s}.preset-chip:hover,.preset-chip.active{background:var(--cyan-dim);border-color:var(--cyan);color:var(--cyan)}.sport-chip{border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:16px;padding:5px 10px;font-family:inherit;font-size:.72rem;font-weight:500;transition:all .2s}.sport-chip:hover,.sport-chip.active{background:var(--cyan-dim);border-color:var(--cyan);color:var(--cyan)}.rhr-input-wrapper{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:12px;align-items:center;padding:4px;transition:border-color .2s;display:flex}.rhr-input-wrapper:focus-within{border-color:var(--cyan)}.rhr-input-wrapper input{color:var(--text-primary);background:0 0;border:none;flex:1;padding:12px 16px;font-family:inherit;font-size:1.1rem}.rhr-input-wrapper input:focus{outline:none}.rhr-input-wrapper input::placeholder{color:var(--text-muted)}.rhr-unit{background:var(--bg-card-elevated);color:var(--text-secondary);border-radius:8px;margin-right:4px;padding:8px 14px;font-size:.85rem;font-weight:500}.input-hint{color:var(--text-muted);align-items:center;gap:6px;margin-top:8px;font-size:.75rem;display:flex}.input-hint svg{opacity:.7;width:14px;height:14px}.rhr-percentile-hint{color:var(--text-muted);min-height:18px;margin-top:6px;font-size:.74rem;line-height:1.4;transition:color .3s}.rhr-percentile-hint.hint-good{color:#22c55e}.rhr-percentile-hint.hint-ok{color:var(--cyan)}.rhr-percentile-hint.hint-high{color:#f59e0b}.whatif-group{background:#00f3ff0a;border:1px solid #00f3ff1f;border-radius:10px;margin-bottom:20px;padding:12px 14px}.whatif-group label{color:var(--text-secondary);margin-bottom:8px}.slider-row{align-items:center;gap:12px;margin:6px 0;display:flex}.glass-range{-webkit-appearance:none;background:var(--bg-card-elevated);cursor:pointer;border-radius:4px;outline:none;flex:1;height:6px}.glass-range::-webkit-slider-thumb{-webkit-appearance:none;background:var(--cyan);width:18px;height:18px;box-shadow:0 0 8px var(--cyan-glow);cursor:pointer;border-radius:50%}.glass-range::-moz-range-thumb{background:var(--cyan);cursor:pointer;border:none;border-radius:50%;width:18px;height:18px}.slider-val-display{color:var(--cyan);text-align:right;font-variant-numeric:tabular-nums;min-width:56px;font-size:.9rem;font-weight:700}.whatif-result{color:var(--text-muted);margin-top:4px;font-size:.78rem;line-height:1.5}.whatif-result .wf-cyan{color:var(--cyan);font-weight:600}.whatif-result .wf-amber{color:#f59e0b;font-weight:600}.formula-toggle{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:10px;gap:2px;padding:2px;display:flex}.formula-pill-wrapper{flex:1;align-items:center;display:flex;position:relative}.toggle-pill{color:var(--text-secondary);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:8px;flex:1;padding:10px 8px;font-family:inherit;font-size:.8rem;font-weight:500;transition:all .2s}.formula-info{background:var(--bg-card-elevated);border:1px solid var(--border-subtle);width:18px;height:18px;color:var(--text-muted);cursor:help;border-radius:50%;justify-content:center;align-items:center;margin-left:-5px;font-size:.65rem;transition:all .2s;display:inline-flex}.formula-info:hover{color:var(--cyan);border-color:var(--cyan);transform:scale(1.1)}.formula-info:after{content:attr(data-tooltip);background:var(--bg-card-elevated);border:1px solid var(--border-active);width:200px;color:var(--text-secondary);text-align:left;opacity:0;visibility:hidden;z-index:1000;pointer-events:none;white-space:normal;border-radius:8px;padding:8px 12px;font-size:.75rem;line-height:1.4;transition:all .2s;position:absolute;bottom:calc(100% + 8px);right:0;transform:translateY(4px);box-shadow:0 4px 12px #0006}.formula-info:hover:after{opacity:1;visibility:visible;transform:translateY(0)}.toggle-pill:hover{color:var(--text-primary)}.toggle-pill.active{background:var(--bg-card-elevated);color:var(--text-primary);box-shadow:0 2px 8px #0003}.toggle-pill.suggested{box-shadow:0 0 0 1px var(--cyan)}.toggle-pill.not-recommended{opacity:.5}.switch{width:40px;height:22px;display:inline-block;position:relative}.switch input{opacity:0;width:0;height:0}.slider{cursor:pointer;background-color:var(--bg-input);border:1px solid var(--border-active);border-radius:34px;transition:all .3s;position:absolute;inset:0}.slider:before{content:"";background-color:#fff;border-radius:50%;width:16px;height:16px;transition:all .3s;position:absolute;bottom:2px;left:2px;box-shadow:0 2px 4px #0003}input:checked+.slider{background-color:var(--cyan);border-color:var(--cyan)}input:checked+.slider:before{transform:translate(18px)}.rhr-toggle-group{align-items:center;gap:8px;display:flex}.toggle-label{text-transform:uppercase;color:var(--text-muted);letter-spacing:.5px;font-size:.65rem;font-weight:600}.advanced-expander{background:var(--bg-input);border-radius:10px;margin-bottom:20px;overflow:hidden;border:1px solid var(--border-subtle)!important}.advanced-expander .expander-summary{cursor:pointer;justify-content:space-between;align-items:center;list-style:none;transition:background .2s;display:flex;color:var(--text-secondary)!important;padding:12px 14px!important;font-size:.8rem!important;font-weight:500!important}.advanced-expander .expander-summary:hover{background:var(--bg-card-elevated)}.advanced-expander .expander-summary:after{content:"▾";color:var(--text-muted);font-size:.85rem}.advanced-expander[open] .expander-summary:after{content:"▴"}.advanced-expander .expander-summary::-webkit-details-marker{display:none}.expander-body{padding:0 14px 14px}.expander-body .input-group{margin-bottom:14px}.expander-body .input-group:last-child{margin-bottom:0}.vo2-hint{color:var(--text-muted);margin-top:6px;font-size:.74rem;line-height:1.4}.vo2-hint strong{color:var(--cyan)}.fitness-age-row{justify-content:space-between;align-items:center;gap:12px;display:flex}.fitness-age-row label{margin-bottom:0}.karvonen-badge{color:var(--cyan);background:#00f3ff1a;border:1px solid #00f3ff33;border-radius:4px;align-items:center;gap:6px;margin-top:8px;padding:4px 10px;font-size:.7rem;font-weight:600;animation:.3s fadeIn;display:none}.karvonen-badge.active{display:inline-flex}.zone-model-toggle{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:8px;margin-top:4px;padding:2px;display:flex}.model-pill{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:4px 8px;font-family:inherit;font-size:.7rem;font-weight:600;transition:all .2s}.model-pill.active{background:var(--bg-card-elevated);color:var(--text-primary)}.export-actions{border-top:1px solid var(--border-subtle);flex-wrap:wrap;gap:8px;margin-top:20px;padding-top:20px;display:flex}.btn-secondary{background:var(--bg-card-elevated);border:1px solid var(--border-subtle);min-width:80px;color:var(--text-secondary);cursor:pointer;border-radius:10px;flex:1;justify-content:center;align-items:center;gap:6px;padding:10px 8px;font-family:inherit;font-size:.78rem;font-weight:500;transition:all .2s;display:flex}.btn-secondary:hover{background:var(--bg-input);border-color:var(--border-active);color:var(--text-primary)}.formula-strip{color:var(--text-muted);background:#00f3ff0a;border:1px solid #00f3ff26;border-radius:10px;flex-direction:column;gap:4px;margin-bottom:16px;padding:12px 16px;font-family:Courier New,JetBrains Mono,monospace;font-size:.8rem;line-height:1.6;display:flex}.fs-val{color:var(--cyan);font-weight:600}.fs-result{color:var(--purple);font-weight:700}.fs-formula{color:var(--text-secondary)}.fs-line .hidden{display:none}.stats-grid{grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px;display:grid}.stat-item{background:var(--bg-card-elevated);border:1px solid var(--border-subtle);border-radius:10px;flex-direction:column;gap:2px;padding:10px 12px;transition:border-color .3s;display:flex}.stat-item:hover{border-color:var(--border-active)}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;font-size:.65rem;font-weight:600}.stat-value{font-variant-numeric:tabular-nums;font-size:1.2rem;font-weight:700;line-height:1.1;transition:all .3s}.stat-value.cyan{color:var(--cyan)}.stat-value.purple{color:var(--purple)}.stat-value.amber{color:#f59e0b}.stat-value.green{color:#22c55e}.stat-value.red{color:#ef4444}.stat-value.dim{color:var(--text-muted)}.stat-unit{color:var(--text-muted);font-size:.65rem}.alert-stack{flex-direction:column;gap:6px;margin-bottom:14px;display:flex}.alert-msg{border-left:3px solid;border-radius:8px;padding:9px 14px;font-size:.79rem;line-height:1.5;animation:.25s fadeIn}.alert-error{color:#fca5a5;background:#ef44441a;border-color:#ef4444}.alert-warning{color:#fcd34d;background:#f59e0b1a;border-color:#f59e0b}.alert-info{border-color:var(--cyan);color:var(--text-secondary);background:#00f3ff12}.visualizer-grid{border-bottom:1px solid var(--border-subtle);grid-template-columns:140px 1fr;align-items:center;gap:20px;margin-bottom:20px;padding-bottom:20px;display:grid}.viz-left{flex-direction:column;align-items:flex-start;gap:16px;display:flex}.viz-right{flex-direction:column;gap:12px;display:flex}.max-hr-widget{cursor:pointer;flex-shrink:0;width:100px;height:100px;transition:transform .2s;position:relative}.max-hr-widget:hover{transform:scale(1.02)}.donut-ring{width:100%;height:100%;transform:rotate(-90deg)}.donut-ring-bg{fill:none;stroke:var(--bg-card-elevated);stroke-width:8px}.donut-ring-progress{fill:none;stroke:url(#maxHrGradient);stroke-width:8px;stroke-linecap:round;stroke-dasharray:283;stroke-dashoffset:0;transition:stroke-dashoffset .5s}.max-hr-center{text-align:center;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.max-hr-value{color:var(--text-primary);font-variant-numeric:tabular-nums;font-size:2rem;font-weight:300;line-height:1;display:block}.max-hr-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-top:4px;font-size:.7rem;font-weight:500;display:block}.max-hr-edit-hint{color:var(--text-muted);opacity:0;margin-top:2px;font-size:.55rem;transition:opacity .2s;display:block}.max-hr-widget:hover .max-hr-edit-hint{opacity:1}.max-hr-edit-hint.custom-active{opacity:1;color:var(--cyan)}.max-hr-input{border:1px solid var(--cyan);width:60px;color:var(--text-primary);text-align:center;font-variant-numeric:tabular-nums;background:0 0;border-radius:6px;padding:4px;font-family:inherit;font-size:1.5rem;font-weight:300}.max-hr-input:focus{box-shadow:0 0 0 2px var(--cyan-glow);outline:none}.metric-cards{flex-direction:column;flex:1;gap:12px;display:flex}.metric-pill{background:var(--bg-card-elevated);border-radius:10px;flex-direction:column;gap:2px;width:100%;padding:8px 12px;display:flex}.metric-label{color:var(--text-secondary);font-size:.8rem}.metric-value{color:var(--text-primary);font-variant-numeric:tabular-nums;font-size:1.1rem;font-weight:600}.gauge-wrapper{background:var(--bg-card-elevated);border:1px solid var(--border-subtle);border-radius:16px;padding:16px 20px;position:relative;overflow:hidden}#hr-gauge{filter:drop-shadow(0 0 10px #0000004d);width:100%;height:auto;max-height:140px}.gauge-labels{justify-content:space-between;align-items:center;margin-top:-15px;padding:0 5px;display:flex}.gauge-title{color:var(--text-muted);letter-spacing:1px;font-size:.65rem;font-weight:700}#gauge-min,#gauge-max{color:var(--text-secondary);font-size:.8rem;font-weight:600}.badge-group{align-items:center;gap:8px;display:flex}.method-badge{color:var(--cyan);background:#00f3ff1a;border:1px solid #00f3ff40;border-radius:20px;align-items:center;gap:6px;padding:4px 10px;font-size:.72rem;font-weight:500;display:inline-flex}.precision-badge{color:var(--accent-green);cursor:help;background:#22c55e1a;border:1px solid #22c55e33;border-radius:20px;align-items:center;padding:4px 10px;font-size:.7rem;font-weight:500;display:inline-flex;position:relative}.precision-badge[data-level=estimated]{color:var(--text-muted);background:#94a3b81a;border-color:#94a3b833}.precision-badge:after{content:attr(data-tooltip);background:var(--bg-card-elevated);border:1px solid var(--border-active);width:220px;color:var(--text-secondary);opacity:0;visibility:hidden;z-index:1000;pointer-events:none;white-space:normal;border-radius:8px;padding:10px;font-size:.75rem;transition:all .2s;position:absolute;bottom:calc(100% + 10px);right:0;box-shadow:0 4px 12px #0006}.precision-badge:hover:after{opacity:1;visibility:visible}.goal-filters{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.filter-chip{border:1px solid var(--border-subtle);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:20px;padding:8px 16px;font-family:inherit;font-size:.8rem;font-weight:500;transition:all .2s}.filter-chip:hover{border-color:var(--border-active);color:var(--text-primary)}.filter-chip.active{background:var(--text-primary);border-color:var(--text-primary);color:var(--bg-dark)}.zone-stack{flex-direction:column;gap:8px;display:flex}.zone-row{background:var(--bg-card-elevated);cursor:pointer;border-radius:12px;transition:all .3s;position:relative;overflow:hidden}.zone-row:hover{transform:translate(4px)}.zone-row.spotlight{box-shadow:0 0 30px var(--zone-glow);animation:2s infinite alternate spotlight-pulse;transform:scale(1.02)}.zone-row.dimmed{opacity:.3}.zone-bar-bg{opacity:.8;height:100%;transition:opacity .3s;position:absolute;top:0;left:0;width:4px!important}.zone-row[data-zone="1"] .zone-bar-bg{background:linear-gradient(90deg, var(--zone-1-start), var(--zone-1-end))}.zone-row[data-zone="2"] .zone-bar-bg{background:linear-gradient(90deg, var(--zone-2-start), var(--zone-2-end))}.zone-row[data-zone="3"] .zone-bar-bg{background:linear-gradient(90deg, var(--zone-3-start), var(--zone-3-end))}.zone-row[data-zone="4"] .zone-bar-bg{background:linear-gradient(90deg, var(--zone-4-start), var(--zone-4-end))}.zone-row[data-zone="5"] .zone-bar-bg{background:linear-gradient(90deg, var(--zone-5-start), var(--zone-5-end))}.zone-row[data-zone="1"]{--zone-glow:#9ca3af4d;--zone-accent:var(--zone-1-end)}.zone-row[data-zone="2"]{--zone-glow:#3b82f64d;--zone-accent:var(--zone-2-end)}.zone-row[data-zone="3"]{--zone-glow:#22c55e4d;--zone-accent:var(--zone-3-end)}.zone-row[data-zone="4"]{--zone-glow:#f973164d;--zone-accent:var(--zone-4-end)}.zone-row[data-zone="5"]{--zone-glow:#a855f74d;--zone-accent:var(--zone-5-end)}.zone-content{align-items:center;gap:16px;padding:14px 20px;display:flex;position:relative}.zone-label{color:var(--zone-accent);min-width:60px;font-size:.8rem;font-weight:600}.zone-bpm{color:var(--text-primary);font-variant-numeric:tabular-nums;font-size:1.05rem;font-weight:600}.zone-leader{border-bottom:2px dotted var(--border-subtle);opacity:.4;flex:1;height:1px;margin:0 12px;transform:translateY(-4px)}.zone-benefit{color:var(--text-secondary);text-align:right;font-size:.82rem}.zone-description{max-height:0;color:var(--text-muted);background:#0003;padding:0 20px;font-size:.82rem;transition:all .3s;position:relative;overflow:hidden}.zone-row:hover .zone-description,.zone-row.spotlight .zone-description{max-height:60px;padding:10px 20px}.rpe-panel{background:var(--bg-card-elevated);border:1px solid var(--border-subtle);border-radius:12px;margin-top:16px;padding:14px 16px}.rpe-panel-header{align-items:center;gap:8px;margin-bottom:12px;display:flex}.rpe-panel-title{letter-spacing:1px;text-transform:uppercase;color:var(--text-muted);font-size:.7rem;font-weight:700}.rpe-grid{flex-direction:column;gap:5px;display:flex}.rpe-row{background:#ffffff05;border-radius:6px;grid-template-columns:80px 55px 1fr 80px;align-items:center;gap:8px;padding:6px 8px;font-size:.76rem;display:grid}.rpe-zone-label{font-weight:600}.rpe-borg{color:var(--text-muted);font-family:Courier New,monospace;font-size:.72rem}.rpe-talk{color:var(--text-secondary);font-size:.72rem}.rpe-feel{color:var(--text-muted);text-align:right;font-size:.7rem;font-style:italic}.zone-color-1 .rpe-zone-label{color:var(--zone-1-end)}.zone-color-2 .rpe-zone-label{color:var(--zone-2-end)}.zone-color-3 .rpe-zone-label{color:var(--zone-3-end)}.zone-color-4 .rpe-zone-label{color:var(--zone-4-end)}.zone-color-5 .rpe-zone-label{color:var(--zone-5-end)}.rx-box{border:1px solid var(--border-active);color:var(--text-primary);background:#0d0d1f66;border-radius:12px;margin-top:16px;padding:16px 20px;font-size:.88rem;line-height:1.6;transition:all .3s;animation:.3s fadeIn}.rx-box strong{color:var(--accent-green)}.rx-box[data-zone="2"]{background:#3b82f61a;border-color:#3b82f64d}.rx-box[data-zone="3"]{background:#22c55e1a;border-color:#22c55e4d}.rx-box[data-zone="4"]{background:#ea580c1a;border-color:#ea580c4d}.rx-box[data-zone="5"]{background:#a855f71a;border-color:#a855f74d}.pace-panel-expander{background:var(--bg-input);border-radius:12px;margin-top:16px;overflow:hidden;border:1px solid var(--border-subtle)!important}.pace-panel-expander summary{cursor:pointer;letter-spacing:.8px;text-transform:uppercase;justify-content:space-between;align-items:center;list-style:none;transition:background .2s;display:flex;color:var(--text-secondary)!important;padding:12px 16px!important;font-size:.78rem!important;font-weight:600!important}.pace-panel-expander summary:hover{background:var(--bg-card-elevated)}.pace-panel-expander summary:after{content:"+";color:var(--text-muted);font-size:1.1rem;font-weight:300}.pace-panel-expander[open] summary:after{content:"−"}.pace-panel-expander summary::-webkit-details-marker{display:none}.pace-panel{padding:12px 16px 16px}.pace-sport-chips{margin-bottom:12px}.pace-table{flex-direction:column;gap:4px;display:flex}.pace-header-row,.pace-data-row{grid-template-columns:80px 90px 80px 1fr;align-items:center;gap:8px;padding:5px 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var(--purple);margin-top:24px}.tm-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:20px;display:flex}.tm-header-title{letter-spacing:1.5px;text-transform:uppercase;color:var(--text-muted);font-size:.75rem;font-weight:600}.tm-goal-tabs{flex-wrap:wrap;gap:6px;display:flex}.tm-tab{border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:20px;padding:5px 12px;font-family:inherit;font-size:.76rem;transition:all .2s}.tm-tab:hover,.tm-tab.active{background:var(--purple-dim);border-color:var(--purple);color:var(--text-primary)}.tm-body{grid-template-columns:200px 1fr;align-items:start;gap:24px;display:grid}.tm-chart-wrap{width:200px;height:200px;position:relative}.tm-breakdown{flex-direction:column;gap:10px;display:flex}.tm-row{grid-template-columns:12px 75px 90px 1fr 36px 42px;align-items:center;gap:6px;font-size:.78rem;display:grid}.tm-zone-dot{border-radius:50%;flex-shrink:0;width:10px;height:10px}.tm-zone-name{color:var(--text-secondary);font-size:.76rem;font-weight:500}.tm-zone-range{color:var(--text-muted);font-variant-numeric:tabular-nums;font-size:.7rem}.tm-bar-bg{background:var(--bg-dark);border-radius:4px;height:6px;overflow:hidden}.tm-bar-fill{border-radius:4px;height:100%;transition:width .5s}.tm-pct{color:var(--cyan);text-align:right;font-variant-numeric:tabular-nums;font-size:.73rem;font-weight:600}.tm-hrs{color:var(--text-muted);text-align:right;font-variant-numeric:tabular-nums;font-size:.7rem}@keyframes flashUpdate{0%{opacity:.3;transform:scale(.97)}40%{opacity:1;transform:scale(1.02)}to{opacity:1;transform:scale(1)}}.flash-update{animation:.35s forwards flashUpdate}@keyframes fadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}@keyframes spotlight-pulse{0%{box-shadow:0 0 20px 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(width<=600px){.main-container{padding:24px 16px}.page-title{font-size:1.5rem}.zone-content{flex-wrap:wrap;gap:8px}.zone-bpm{flex-basis:100%;order:3}.goal-filters{justify-content:center}.export-actions{gap:6px}.btn-secondary{padding:8px 6px;font-size:.72rem}.tm-row{grid-template-columns:12px 60px 1fr 32px}.tm-zone-range,.tm-hrs{display:none}.onboarding-grid-final{grid-template-columns:minmax(0,1fr);gap:2.5rem;overflow:hidden}.professional-header{font-size:1.5rem}}.outer-tabs{background:#0000004d;border:1px solid #ffffff12;border-radius:12px;gap:6px;margin:0 0 24px;padding:5px;display:flex}.outer-tabs .tab-btn{color:var(--text-secondary);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:8px;flex:1;padding:10px 14px;font-family:Inter,sans-serif;font-size:.82rem;font-weight:500;transition:all .2s}.outer-tabs .tab-btn:hover{color:var(--text-primary);background:#ffffff0f}.outer-tabs 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16px;font-size:.82rem;font-weight:700;display:inline-block}.fitness-badge--beginner{color:#9ca3af;background:#6b728033}.fitness-badge--active{color:#93c5fd;background:#3b82f633}.fitness-badge--fit{color:#4ade80;background:#22c55e33}.fitness-badge--athletic{color:#fbbf24;background:#fbbf2433}.fitness-badge--elite{color:var(--cyan);background:#00f3ff33}.fitness-score-breakdown{flex-direction:column;gap:8px;display:flex}.fsb-row{justify-content:space-between;align-items:center;font-size:.8rem;display:flex}.fsb-label{color:var(--text-secondary)}.fsb-bar-wrap{background:#ffffff12;border-radius:3px;flex:1;height:6px;margin:0 12px}.fsb-bar{background:var(--cyan);border-radius:3px;height:100%;transition:width .5s}.fsb-val{color:var(--text-primary);text-align:right;min-width:32px;font-size:.78rem;font-weight:700}.projection-chart-wrap{height:220px;margin-top:4px;position:relative}@keyframes fillBar{0%{width:0%}to{width:var(--fill-pct,60%)}}@keyframes heartbeat{0%,to{transform:scale(1)}15%{transform:scale(1.18)}30%{transform:scale(1)}45%{transform:scale(1.1)}}@media (width<=640px){.outer-tabs .tab-btn{padding:8px;font-size:.72rem}.bear-base-bull,.zone-dist-body,.fitness-score-layout{grid-template-columns:minmax(0,1fr);overflow:hidden}.trimp-inputs,.cardiac-drift-inputs,.recovery-inputs{grid-template-columns:1fr 1fr}.zone-minute-row{grid-template-columns:60px 1fr 50px 44px;font-size:.72rem}}[data-theme=light]{--accent-glow:#4f46e51f;--bg-card:#fff;--bg-card-elevated:#f8fafc;--bg-dark:#f1f5f9;--bg-input:#e2e8f0;--border-subtle:#00000014;--cyan:#0e7490;--cyan-glow:#0e749026;--purple:#7c3aed;--purple-glow:#7c3aed26;--text-muted:#475569;--text-primary:#0f172a;--text-secondary:#334155}[data-theme=light] body{color:#0f172a;background-color:#f1f5f9;background-image:none}[data-theme=light] #hr-gauge path:first-child{stroke:#0000001a}[data-theme=light] input,[data-theme=light] select{color-scheme:light}[data-theme=light] .dashboard-container,[data-theme=light] .dashboard-wrapper{background:0 0}[data-theme=light] .dashboard-panel,[data-theme=light] .dashboard-card,[data-theme=light] .card,[data-theme=light] .glass-card,[data-theme=light] .compact-card,[data-theme=light] .calculator-card{color:#0f172a;background:#fff;border-color:#0000001f;box-shadow:0 2px 8px #00000014}[data-theme=light] .input-group label,[data-theme=light] .input-label{color:#334155}[data-theme=light] .input-group input,[data-theme=light] .input-group select,[data-theme=light] .glass-input,[data-theme=light] .input-field,[data-theme=light] .fintech-input,[data-theme=light] .dashboard-input,[data-theme=light] .styled-input{color:#0f172a;background:#e2e8f0;border-color:#00000026}[data-theme=light] .tab-btn,[data-theme=light] .calc-tab-btn,[data-theme=light] .segment-pill,[data-theme=light] .input-tab-btn{color:#334155;background:#e2e8f0;border-color:#00000014}[data-theme=light] .tab-btn.active,[data-theme=light] 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.action-btn:hover{background:#f1f5f9}[data-theme=light] .chart-card,[data-theme=light] .chart-block,[data-theme=light] .chart-wrapper{background:#fff;border-color:#0000001f}[data-theme=light] .scenario-card{color:#0f172a;background:#fff;border-color:#0000001f}[data-theme=light] .compare-card,[data-theme=light] .winner-card,[data-theme=light] .winner-banner{color:#0f172a;background:#f8fafc;border-color:#0000001f}[data-theme=light] table,[data-theme=light] .data-table,[data-theme=light] .schedule-table,[data-theme=light] .amort-table{border-color:#0000001f}[data-theme=light] th{color:#334155;background:#f1f5f9;border-color:#0000001f}[data-theme=light] td{color:#0f172a;border-color:#0000000f}[data-theme=light] .how-to-card,[data-theme=light] .how-it-works,[data-theme=light] .onboarding-card-final{color:#0f172a;background:#fff;border-color:#00000014}[data-theme=light] .faq-item{background:#fff;border-color:#00000014}[data-theme=light] .faq-question{color:#0f172a}[data-theme=light] 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.sub-category-nav-wrapper,[data-theme=light] .sub-nav-link{color:#334155;background:0 0}[data-theme=light] .sub-nav-link.active{color:#0e7490;border-color:#0e7490}[data-theme=light] .custom-select-trigger,[data-theme=light] .glass-select,[data-theme=light] .styled-select{color:#0f172a;background:#e2e8f0;border-color:#00000026}[data-theme=light] .custom-select-options{background:#fff;border-color:#0000001f}[data-theme=light] .custom-select-option{color:#0f172a}[data-theme=light] .custom-select-option:hover{background:#f1f5f9}[data-theme=light] .controls-panel,[data-theme=light] .sidebar,[data-theme=light] .results-column{background:0 0}[data-theme=light] .section-title,[data-theme=light] .section-header{color:#0f172a}[data-theme=light] .section-subtitle,[data-theme=light] .section-desc{color:#475569}