:root{--green: #2d6a4f;--green-light: #52b788;--green-pale: #d8f3dc;--green-soft: #edf9f0;--green-dark: #1b4332;--orange: #e76f51;--red-pale: #fde8e4;--bg: #f8fdf9;--card: #ffffff;--text: #1b3a2e;--muted: #6b8f7a;--border: #ddebe2;--shadow: 0 12px 30px rgba(27, 58, 46, .08);--radius: 16px}*{box-sizing:border-box}html,body,#app{min-height:100%}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(180deg,#f5fbf7 0%,var(--bg) 220px);color:var(--text)}button,input{font:inherit}button{cursor:pointer}header{background:linear-gradient(135deg,var(--green-dark),var(--green));color:#fff;padding:24px 24px 0;box-shadow:var(--shadow)}header .emoji{font-size:2rem;text-align:center}header h1{margin:6px 0 18px;text-align:center;font-size:1.8rem}.tabs{display:flex;gap:8px;justify-content:center;max-width:1100px;margin:0 auto}.tab{border:none;background:#ffffff24;color:#ffffffd1;padding:14px 18px;border-radius:14px 14px 0 0;font-weight:700}.tab.active{background:var(--bg);color:var(--green)}.page{max-width:1100px;margin:0 auto;padding:20px 24px}.grid-2{display:grid;grid-template-columns:minmax(320px,1fr) minmax(300px,.95fr);gap:20px;align-items:start}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(82,183,136,.08);padding:22px;margin-bottom:18px}.card-title{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:16px;font-weight:800}.field{margin-bottom:16px}label{display:block;margin-bottom:8px;font-size:.85rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.04em}input[type=number],input[type=text],input[type=date],input[type=file]{width:100%;border:2px solid var(--border);border-radius:12px;padding:12px 14px;background:#fff;color:var(--text)}input[type=range]{width:100%;accent-color:var(--green-light)}input:focus{outline:none;border-color:var(--green-light);box-shadow:0 0 0 4px #52b7881f}.btn-group{display:flex;gap:8px;flex-wrap:wrap}.btn-toggle{flex:1;min-width:110px;border:2px solid var(--border);background:#fff;color:var(--text);padding:11px 14px;border-radius:12px;font-weight:700}.btn-toggle.active{background:var(--green-pale);border-color:var(--green-light);color:var(--green-dark)}.btn-primary,.btn-secondary,.btn-danger{border:none;border-radius:12px;padding:12px 16px;font-weight:700;transition:transform .15s ease,opacity .15s ease}.btn-primary:hover,.btn-secondary:hover,.btn-danger:hover{transform:translateY(-1px)}.btn-primary{background:var(--green);color:#fff}.btn-secondary{background:var(--green-soft);color:var(--green-dark)}.btn-danger{background:#fff1ef;color:#ba3f2b}.btn-primary:disabled,.btn-secondary:disabled,.btn-danger:disabled{opacity:.6;cursor:not-allowed;transform:none}.result-box{background:linear-gradient(160deg,var(--green),var(--green-dark));color:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.result-time{font-size:3rem;font-weight:800;letter-spacing:-.04em}.result-range{margin-top:8px;color:#ffffffd6}.result-row{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.15)}.result-row:last-child{border-bottom:none}.inline-stats,.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px}.stat-item{background:var(--green-soft);border-radius:14px;padding:14px;border:1px solid var(--border)}.stat-item strong{display:block;font-size:1.1rem;color:var(--green-dark)}.muted{color:var(--muted)}.small{font-size:.88rem}.drop-zone{border:2px dashed var(--green-light);background:linear-gradient(180deg,#f3fcf6,#fff);border-radius:18px;padding:28px;text-align:center;color:var(--green-dark)}.drop-zone.dragover{background:var(--green-pale)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:900px}th,td{padding:12px 10px;border-bottom:1px solid var(--border);text-align:left;font-size:.95rem}th{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em}.name-cell{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.table-actions{display:flex;gap:8px}.icon-btn{width:36px;height:36px;border-radius:10px;border:none;background:var(--green-soft);color:var(--green-dark);font-size:1rem}.icon-btn.danger{background:#fff1ef;color:#ba3f2b}.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;font-size:.78rem;font-weight:800;background:var(--green-pale);color:var(--green-dark)}.badge-manual{background:#e8f0ff;color:#2a5bb3}.badge-gpx{background:#fff3d8;color:#9a6400}.badge-strava{background:var(--green-pale);color:var(--green-dark)}.alert{max-width:1100px;margin:14px auto 0;padding:14px 18px;border-radius:14px;font-weight:700}.alert-success{background:var(--green-pale);color:var(--green-dark)}.alert-error{background:var(--red-pale);color:#b44a33}.error-box{margin-top:12px;padding:12px 14px;border-radius:12px;background:var(--red-pale);color:#b44a33;font-weight:600}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#10221b94;display:flex;align-items:center;justify-content:center;padding:24px;z-index:1000}.modal-box{width:min(100%,800px);max-width:800px;max-height:90vh;overflow:auto;background:#fff;border-radius:22px;box-shadow:0 24px 50px #0003}.modal-header{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;padding:24px 24px 0}.modal-body{padding:24px}.modal-section{padding:18px 0;border-top:1px solid var(--border)}.modal-section:first-child{border-top:none;padding-top:0}.modal-close{width:40px;height:40px;border:none;border-radius:999px;background:var(--green-soft);color:var(--green-dark);font-size:1.3rem}.chart-wrap,.chart-frame{border:1px solid var(--border);background:linear-gradient(180deg,#f9fffb,#fff);border-radius:18px;padding:12px}.switch-line,.slider-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.spinner{width:28px;height:28px;border:3px solid rgba(82,183,136,.25);border-top-color:var(--green);border-radius:50%;animation:spin .8s linear infinite;margin:12px auto}.empty-state{padding:22px;text-align:center;color:var(--muted)}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 900px){.grid-2{grid-template-columns:1fr}.tabs{overflow-x:auto;justify-content:flex-start;padding-bottom:2px}}@media (max-width: 640px){header{padding-left:16px;padding-right:16px}.page{padding:16px}.result-time{font-size:2.4rem}.modal-overlay{padding:10px}}