:root{--green:#2e7d4f;--green-dark:#1f5c39;--green-light:#e8f5ee;--orange:#e8853d;--text:#243028;--muted:#7d8a80;--border:#e3e8e4;--bg:#f5f7f5;--shadow:0 2px 8px #1e3c280f;--shadow-hover:0 8px 24px #1e3c281f;color:var(--text);font-family:-apple-system,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);-webkit-font-smoothing:antialiased}.app{flex-direction:column;min-height:100vh;display:flex}.page{flex:1;width:100%;max-width:1160px;margin:0 auto;padding:28px 24px 48px}.topbar{z-index:50;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);background:#ffffffeb;position:sticky;top:0}.topbar-inner{align-items:center;gap:40px;max-width:1160px;height:60px;margin:0 auto;padding:0 24px;display:flex}.logo{color:var(--green);align-items:center;gap:6px;font-size:20px;font-weight:700;text-decoration:none;display:flex}.logo-icon{font-size:24px}.topnav{gap:6px;display:flex}.topnav-link{color:var(--muted);border-radius:999px;padding:7px 18px;font-size:15px;text-decoration:none;transition:all .15s}.topnav-link:hover{color:var(--green);background:var(--green-light)}.topnav-link.active{color:#fff;background:var(--green);font-weight:600}.page-header{background:linear-gradient(135deg, var(--green) 0%, #3f9d68 100%);color:#fff;border-radius:18px;margin-bottom:24px;padding:32px 36px}.page-header h1{font-size:28px;font-weight:700}.page-header p{opacity:.9;margin-top:8px;font-size:14px}.search-input{border:1.5px solid var(--border);width:100%;box-shadow:var(--shadow);background:#fff;border-radius:12px;outline:none;padding:13px 18px;font-size:15px;transition:border-color .15s,box-shadow .15s}.search-input:focus{border-color:var(--green);box-shadow:0 0 0 3px #2e7d4f1f}.filters{flex-wrap:wrap;align-items:center;gap:12px;margin:14px 0;display:flex}.filters select{border:1.5px solid var(--border);color:var(--text);cursor:pointer;background:#fff;border-radius:10px;outline:none;padding:9px 14px;font-size:14px}.filters select:focus{border-color:var(--green)}.mini-btn{border:1.5px solid var(--green);color:var(--green);cursor:pointer;background:#fff;border-radius:10px;padding:9px 20px;font-size:14px;transition:all .15s}.mini-btn:hover{background:var(--green);color:#fff}.list-info{color:var(--muted);margin:4px 2px 14px;font-size:13px}.notice{color:#9a6b15;background:#fdf6e3;border-radius:10px;margin-bottom:14px;padding:10px 14px;font-size:13px}.card-grid{grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:18px;display:grid}.card{border:1px solid var(--border);cursor:pointer;box-shadow:var(--shadow);background:#fff;border-radius:16px;padding:18px 20px;transition:transform .18s,box-shadow .18s}.card:hover{box-shadow:var(--shadow-hover);border-color:#cfe0d6;transform:translateY(-3px)}.card-head{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.card-name{font-size:17px;font-weight:600}.score{color:var(--orange);font-size:16px;font-weight:700}.card-meta{color:var(--muted);flex-wrap:wrap;gap:12px;margin:6px 0;font-size:13px;display:flex}.card-tags{flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;display:flex}.tag{background:var(--green-light);color:var(--green);border-radius:999px;padding:3px 10px;font-size:12px}.seasons{color:var(--muted);margin-left:auto;font-size:12px}.badge{color:#fff;border-radius:999px;padding:3px 10px;font-size:12px}.diff-1{background:#67b26f}.diff-2{background:#4a9d5f}.diff-3{background:#e8a33d}.diff-4{background:#e8733d}.diff-5{background:#d64545}.rank{background:var(--border);color:#555;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;margin-right:8px;font-size:12px;display:inline-flex}.rank-1{color:#7a5c00;background:gold}.rank-2{color:#444;background:silver}.rank-3{color:#fff;background:#cd8d5e}.reason{color:var(--green);background:var(--green-light);border-radius:10px;margin-top:10px;padding:9px 12px;font-size:13px;line-height:1.6}.detail-page{max-width:880px;margin:0 auto}.back-btn{color:var(--green);cursor:pointer;background:0 0;border:none;margin-bottom:8px;padding:6px 0;font-size:15px}.back-btn:hover{text-decoration:underline}.detail-header h1{font-size:30px}.alias{color:var(--muted);margin:4px 0 10px;font-size:14px}.section{margin-top:26px}.section h2{border-left:4px solid var(--green);margin-bottom:12px;padding-left:10px;font-size:17px}.intro{color:#444;font-size:14.5px;line-height:1.8}.meta-line{color:var(--muted);margin-top:10px;font-size:13.5px}.route-card{border:1px solid var(--border);box-shadow:var(--shadow);background:#fff;border-radius:14px;margin-bottom:12px;padding:14px 18px}.route-head{justify-content:space-between;align-items:center;margin-bottom:6px;display:flex}.route-name{font-size:15px;font-weight:600}.route-desc{color:var(--muted);margin-top:8px;font-size:13.5px;line-height:1.6}.mark-btn{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:12px;width:100%;max-width:420px;margin:32px auto 0;padding:14px;font-size:16px;font-weight:600;transition:background .15s;display:block}.mark-btn:hover{background:var(--green-dark)}.mark-btn.marked{background:var(--green-light);color:var(--green)}.mark-btn.marked:hover{background:#d8ede2}.mark-btn:disabled{opacity:.6;cursor:not-allowed}.profile-page{max-width:880px;margin:0 auto}.auth-card{border:1px solid var(--border);max-width:420px;box-shadow:var(--shadow);background:#fff;border-radius:16px;margin:8px auto 0;padding:28px}.auth-tabs{gap:8px;margin-bottom:20px;display:flex}.auth-tabs button{border:1.5px solid var(--border);color:var(--muted);cursor:pointer;background:#fff;border-radius:10px;flex:1;padding:10px;font-size:14.5px;transition:all .15s}.auth-tabs button.active{border-color:var(--green);background:var(--green-light);color:var(--green);font-weight:600}.auth-card form{flex-direction:column;gap:14px;display:flex}.auth-card input{border:1.5px solid var(--border);border-radius:10px;outline:none;padding:12px 14px;font-size:14.5px;transition:border-color .15s,box-shadow .15s}.auth-card input:focus{border-color:var(--green);box-shadow:0 0 0 3px #2e7d4f1f}.form-error{color:#d64545;background:#fdeeec;border-radius:8px;padding:8px 12px;font-size:13px}.primary-btn{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:12px;font-size:15px;font-weight:600;transition:background .15s}.primary-btn:hover{background:var(--green-dark)}.primary-btn:disabled{opacity:.6;cursor:not-allowed}.ranking-page{max-width:880px;margin:0 auto}.ranking-list{flex-direction:column;gap:12px;display:flex}.ranking-item{border:1px solid var(--border);cursor:pointer;box-shadow:var(--shadow);background:#fff;border-radius:14px;gap:14px;padding:16px 20px;transition:transform .18s,box-shadow .18s;display:flex}.ranking-item:hover{box-shadow:var(--shadow-hover);border-color:#cfe0d6;transform:translateY(-2px)}.ranking-item .rank{flex-shrink:0;width:28px;height:28px;margin-top:2px;font-size:14px;font-weight:700}.ranking-info{flex:1}.ranking-head{align-items:center;gap:10px;margin-bottom:4px;display:flex}.ranking-name{font-size:16.5px;font-weight:600}.stats{background:linear-gradient(135deg, var(--green) 0%, #3f9d68 100%);border-radius:16px;padding:24px 0;display:flex}.stat{flex-direction:column;flex:1;align-items:center;gap:6px;display:flex}.stat-num{color:#fff;font-size:28px;font-weight:700}.stat-label{color:#ffffffd9;font-size:13px}.climb-item{border:1px solid var(--border);background:#fff;border-radius:12px;align-items:center;margin-bottom:10px;padding:12px 16px;display:flex}.climb-info{cursor:pointer;flex:1}.climb-name{font-size:15px;font-weight:600;display:block}.climb-date{color:var(--muted);font-size:12.5px}.unmark-btn{border:1px solid var(--border);color:var(--muted);cursor:pointer;background:#fff;border-radius:8px;padding:6px 14px;font-size:13px;transition:all .15s}.unmark-btn:hover{color:#d64545;border-color:#d64545}.logout-btn{border:1px solid var(--border);color:var(--muted);cursor:pointer;background:#fff;border-radius:10px;margin:28px auto 0;padding:11px 32px;font-size:14px;display:block}.logout-btn:hover{border-color:var(--muted);color:var(--text)}.empty{text-align:center;color:var(--muted);grid-column:1/-1;padding:60px 0;font-size:14px}.footer{text-align:center;color:var(--muted);border-top:1px solid var(--border);background:#fff;padding:24px 16px;font-size:12.5px}.tabbar{display:none}@media (width<=768px){.topnav{display:none}.topbar-inner{gap:0}.page{padding:16px 16px 90px}.page-header{padding:22px 20px}.page-header h1{font-size:22px}.card-grid{grid-template-columns:1fr}.footer{display:none}.tabbar{border-top:1px solid var(--border);padding:6px 0 calc(6px + env(safe-area-inset-bottom));z-index:50;background:#fff;display:flex;position:fixed;bottom:0;left:0;right:0}.tab{color:var(--muted);flex-direction:column;flex:1;align-items:center;gap:2px;font-size:11.5px;text-decoration:none;display:flex}.tab.active{color:var(--green);font-weight:600}.tab-icon{font-size:20px}}