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var(--accent-orange);padding-left:12px;text-transform:uppercase;margin-bottom:15px}h3{font-size:1.1rem;font-weight:700;text-transform:uppercase;margin-bottom:10px}.nav-tabs{display:flex;gap:0;margin-bottom:30px;border:var(--border-width) solid var(--dark-text)}.nav-tab{flex:1;padding:15px 20px;background-color:var(--white);border:none;border-right:var(--border-width) solid var(--dark-text);font-size:.9rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;cursor:pointer;transition:all .1s ease}.nav-tab:last-child{border-right:none}.nav-tab:hover{background-color:var(--concrete-gray)}.nav-tab.active{background-color:var(--primary-green);color:var(--white)}.card{background-color:var(--white);border:var(--border-width) solid var(--dark-text);padding:20px;margin-bottom:20px;box-shadow:4px 4px 0 var(--shadow-dark)}.btn{background-color:var(--primary-green);color:var(--white);border:var(--border-width) solid var(--dark-text);border-radius:0;padding:12px 24px;font-size:.9rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;cursor:pointer;box-shadow:4px 4px 0 var(--shadow-dark);transition:all .1s ease}.btn:hover{background-color:var(--accent-orange);transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--dark-text)}.btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--shadow-dark)}.btn-secondary{background-color:var(--white);color:var(--dark-text)}.input-group{margin-bottom:20px}.input-group label{display:block;font-size:.85rem;font-weight:700;text-transform:uppercase;margin-bottom:8px;letter-spacing:.05em}.input-group input[type=text],.input-group input[type=number]{width:100%;padding:12px;background-color:var(--white);border:var(--border-width) solid var(--dark-text);border-radius:0;font-size:1rem;font-weight:400}.input-group input:focus{outline:none;border-color:var(--accent-orange)}.input-group 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tr:nth-child(2n){background-color:var(--concrete-gray)}.zone-1{background-color:#4caf50!important;color:#fff}.zone-2{background-color:#8bc34a!important}.zone-3{background-color:#ffeb3b!important}.zone-4{background-color:#ff9800!important;color:#fff}.zone-5{background-color:#f44336!important;color:#fff}.zone-graph{display:flex;gap:8px;padding:20px 0;border-bottom:var(--border-width) solid var(--dark-text);position:relative}.zone-bar{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}.zone-bar-wrapper{width:100%;flex:1;position:relative}.zone-bar-fill{width:100%;border:2px solid var(--dark-text);display:flex;align-items:center;justify-content:center;padding:4px 2px;transition:all .3s ease;position:absolute;left:0;right:0}.zone-bar-label{font-size:.7rem;font-weight:700;text-transform:uppercase;margin-top:8px;flex-shrink:0}.zone-bar-range{font-size:.65rem;font-weight:700;white-space:nowrap}.metric-value{font-size:2.5rem;font-weight:800;color:var(--accent-orange)}.metric-label{font-size:.8rem;text-transform:uppercase;font-weight:700;color:var(--dark-text)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.zone-description{font-size:.85rem;padding:12px 15px;background-color:#ff6b001a;border:2px solid var(--dark-text);border-top:none;border-left:4px solid var(--accent-orange)}.zone-description p{margin:0}.prediction-card{text-align:center;padding:15px;background-color:var(--white);border:2px solid var(--dark-text)}.prediction-card .distance{font-size:.8rem;font-weight:700;text-transform:uppercase;color:var(--dark-text);margin-bottom:5px}.prediction-card .time{font-size:1.2rem;font-weight:800;color:var(--accent-orange)}.training-zone-row{padding:12px 15px;border:2px solid var(--dark-text);margin-bottom:8px;background-color:var(--white)}.training-zone-row:hover{background-color:var(--concrete-gray)}.training-zone-name{font-weight:700;text-transform:uppercase;font-size:.9rem}.training-zone-description{font-size:.75rem;color:#666}.training-zone-pace{font-weight:800;font-size:1rem;color:var(--accent-orange)}.converter-input{display:flex;gap:15px;align-items:flex-end}.converter-input .input-group{flex:1;margin-bottom:0}.training-zone-header{display:grid;grid-template-columns:1fr 100px 100px 80px;gap:10px;padding:8px 15px;background:var(--dark-text);color:var(--white);font-weight:700;font-size:.75rem;text-transform:uppercase}.training-zone-grid{display:grid;grid-template-columns:1fr 100px 100px 80px;gap:10px;align-items:center}.zone-table{margin-bottom:20px}.zone-table-header{display:grid;grid-template-columns:1fr 1fr 1.2fr 1fr .8fr;gap:10px;padding:12px;background-color:var(--dark-text);color:var(--white);font-weight:700;text-transform:uppercase;font-size:.8rem;letter-spacing:.05em;border:2px solid var(--dark-text)}.zone-card{display:grid;grid-template-columns:1fr 1fr 1.2fr 1fr .8fr;gap:10px;padding:12px;border:2px solid var(--dark-text);border-top:none;cursor:pointer;transition:background-color .1s ease}.zone-card:hover{filter:brightness(.95)}.zone-card-header{display:flex;flex-direction:column;gap:2px}.zone-card-name{font-weight:700}.zone-card-label{font-size:.75rem;opacity:.8}.zone-card-stats{display:contents}.zone-stat{display:flex;align-items:center}.zone-stat-label{display:none}.zone-stat-value{font-weight:700;white-space:nowrap}@media(max-width:600px){h1{font-size:1.4rem}.nav-tabs{flex-direction:column}.nav-tab{border-right:none;border-bottom:var(--border-width) solid var(--dark-text)}.nav-tab:last-child{border-bottom:none}.grid-2,.grid-3{grid-template-columns:1fr}.slider-with-input{flex-direction:column;align-items:stretch}.slider-with-input input[type=number]{width:100%}.training-zone-header{display:none}.training-zone-grid{grid-template-columns:1fr 1fr;grid-template-rows:auto auto}.training-zone-grid>div:first-child{grid-column:1 / -1}.zone-table-header{display:none}.zone-card{display:block;margin-bottom:10px;border:2px solid var(--dark-text);border-left-width:6px}.zone-card-header{flex-direction:row;align-items:baseline;gap:8px;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid rgba(0,0,0,.15)}.zone-card-name{font-size:1.1rem}.zone-card-label{font-size:.8rem}.zone-card-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}.zone-stat{flex-direction:column;align-items:flex-start;gap:2px}.zone-stat-label{display:block;font-size:.7rem;font-weight:700;text-transform:uppercase;opacity:.7}.zone-stat-value{font-size:.9rem}.zone-card-wrapper .zone-description{margin-bottom:10px;border-left-width:6px}}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--concrete-gray)}::-webkit-scrollbar-thumb{background:var(--dark-text)}::-webkit-scrollbar-thumb:hover{background:var(--accent-orange)}.save-indicator{font-size:.75rem;color:var(--primary-green);font-weight:700;text-transform:uppercase;display:inline-flex;align-items:center;gap:5px}.save-indicator:before{content:"●"}