*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #fafafa;--bg-card: #ffffff;--text: #1a1a1a;--text-secondary: #6b7280;--border: #e5e7eb;--accent: #2563eb;--accent-hover: #1d4ed8;--green: #16a34a;--amber: #d97706;--red: #dc2626;--radius: 12px;--shadow: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .1);--nav-height: 64px;--sport-cycling: #f59e0b;--sport-running: #ef4444;--sport-hiking: #22c55e;--sport-swimming: #3b82f6;--sport-skiing: #8b5cf6;--sport-rowing: #06b6d4;--sport-walking: #84cc16;--sport-other: #6b7280}@media(prefers-color-scheme:dark){:root{--bg: #0f0f0f;--bg-card: #1a1a1a;--text: #f5f5f5;--text-secondary: #9ca3af;--border: #2d2d2d;--shadow: 0 1px 3px rgba(0, 0, 0, .3);--shadow-lg: 0 4px 12px rgba(0, 0, 0, .4)}}html{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.5;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}body{min-height:100dvh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer;font:inherit}.app{display:flex;flex-direction:column;min-height:100dvh}.main{flex:1;padding-top:var(--nav-height)}.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-height);background:var(--bg-card);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 20px;z-index:1000;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:color-mix(in srgb,var(--bg-card) 85%,transparent)}.nav-brand{font-size:1.2rem;font-weight:700;color:var(--text);text-decoration:none;margin-right:32px}.nav-brand:hover{text-decoration:none}.nav-links{display:flex;gap:4px;list-style:none;flex:1}.nav-link{padding:8px 16px;border-radius:8px;color:var(--text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;transition:all .15s}.nav-link:hover{background:var(--border);color:var(--text);text-decoration:none}.nav-link.active{background:var(--accent);color:#fff}.nav-auth{margin-left:auto;display:flex;align-items:center;gap:12px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);color:var(--text);font-size:.875rem;font-weight:500;transition:all .15s}.btn:hover{border-color:var(--accent);color:var(--accent)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-sm{padding:4px 10px;font-size:.8rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);transition:box-shadow .15s}.card:hover{box-shadow:var(--shadow-lg)}.sport-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:.75rem;font-weight:600;text-transform:capitalize;color:#fff}.difficulty{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.7rem;font-weight:600;text-transform:uppercase}.difficulty-easy{background:#dcfce7;color:#166534}.difficulty-moderate{background:#fef3c7;color:#92400e}.difficulty-hard{background:#fee2e2;color:#991b1b}.difficulty-expert{background:#ede9fe;color:#5b21b6}@media(prefers-color-scheme:dark){.difficulty-easy{background:#166534;color:#dcfce7}.difficulty-moderate{background:#92400e;color:#fef3c7}.difficulty-hard{background:#991b1b;color:#fee2e2}.difficulty-expert{background:#5b21b6;color:#ede9fe}}.status{display:inline-block;padding:2px 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h1{font-size:1.5rem;font-weight:700}.page-header p{color:var(--text-secondary);margin-top:4px}.filter-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.filter-chip{padding:6px 14px;border-radius:999px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);font-size:.8rem;font-weight:500;cursor:pointer;transition:all .15s;text-transform:capitalize}.filter-chip:hover{border-color:var(--accent);color:var(--accent)}.filter-chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.event-list{display:flex;flex-direction:column;gap:12px}.feed-list{display:flex;flex-direction:column;gap:16px}.map-container{height:calc(100dvh - var(--nav-height) - 80px);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}.event-detail-header{display:flex;gap:16px;align-items:flex-start;margin-bottom:24px}.event-detail-header h1{font-size:1.5rem;font-weight:700;flex:1}.event-meta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:16px;color:var(--text-secondary);font-size:.9rem}.event-meta-item{display:flex;align-items:center;gap:4px}.participants-list{display:flex;flex-direction:column;gap:8px}.participant-row{display:flex;align-items:center;gap:12px;padding:8px;border-radius:8px}.participant-row:hover{background:var(--border)}.rsvp-bar{display:flex;gap:8px;padding:16px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin:16px 0}.rsvp-btn{flex:1;padding:10px;border-radius:8px;border:2px solid var(--border);background:var(--bg-card);font-weight:600;font-size:.9rem;transition:all .15s}.rsvp-btn:hover{border-color:var(--accent)}.rsvp-btn.going{border-color:var(--green);color:var(--green)}.rsvp-btn.maybe{border-color:var(--amber);color:var(--amber)}.profile-header{display:flex;gap:20px;align-items:center;margin-bottom:32px}.profile-avatar{width:80px;height:80px;border-radius:50%;background:var(--border);font-size:2rem}.profile-info h1{font-size:1.5rem;font-weight:700}.profile-handle{color:var(--text-secondary)}.empty{text-align:center;padding:48px 20px;color:var(--text-secondary)}.empty-icon{font-size:2.5rem;margin-bottom:12px;opacity:.5}.empty h3{font-size:1.1rem;margin-bottom:8px;color:var(--text)}.loading{text-align:center;padding:48px 20px;color:var(--text-secondary)}.login-page{display:flex;align-items:center;justify-content:center;min-height:calc(100dvh - var(--nav-height))}.login-card{width:100%;max-width:380px;padding:32px}.login-card h1{font-size:1.5rem;margin-bottom:8px;text-align:center}.login-card p{color:var(--text-secondary);text-align:center;margin-bottom:24px;font-size:.9rem}.login-input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:8px;font-size:1rem;background:var(--bg);color:var(--text);margin-bottom:12px}.login-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}.section{margin-bottom:32px}.section-title{font-size:1.1rem;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}.club-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.club-card{padding:20px}.club-card h3{font-size:1rem;font-weight:600;margin-bottom:4px}.club-region{font-size:.8rem;color:var(--text-secondary);margin-bottom:8px}.club-sports{display:flex;gap:4px;flex-wrap:wrap}@media(max-width:640px){.nav-links{display:none}.nav{position:fixed;top:auto;bottom:0;border-bottom:none;border-top:1px solid var(--border);justify-content:center;padding:0;height:56px}.main{padding-top:0;padding-bottom:56px}.mobile-nav{display:flex;justify-content:space-around;width:100%;list-style:none}.mobile-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 12px;font-size:.7rem;color:var(--text-secondary);text-decoration:none}.mobile-nav a.active{color:var(--accent)}.mobile-nav-icon{font-size:1.2rem}.nav-brand,.nav-auth{display:none}}@media(min-width:641px){.mobile-nav{display:none}}.leaflet-popup-content{margin:8px 12px}.map-popup h4{font-size:.9rem;margin-bottom:4px}.map-popup p{font-size:.8rem;color:var(--text-secondary);margin:0}