@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap";:root{color:#000;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f4f4f4;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-weight:400;line-height:1.5}body{min-width:320px;min-height:100vh;margin:0}:root{--bg-color:#f8fafc;--bg-secondary:#fff;--text-primary:#0f172a;--text-secondary:#64748b;--border-color:#e2e8f0;--border-color-hover:#cbd5e1;--accent-color:#f97316;--accent-gradient:linear-gradient(135deg, #f97316, #ea580c);--accent-color-hover:#ea580c;--radius-sm:12px;--radius-md:20px;--radius-lg:24px;--radius-pill:9999px;--transition:.3s cubic-bezier(.16, 1, .3, 1)}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;letter-spacing:-.01em;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,Roboto,Helvetica,Arial,sans-serif}#root{background-color:var(--bg-color);max-width:600px;min-height:100vh;margin:0 auto;position:relative;box-shadow:0 0 40px #00000005}#root:before{content:"";z-index:-1;pointer-events:none;background:radial-gradient(circle,#f9731614 0%,#f9731600 70%);width:400px;height:400px;position:fixed;top:-150px;left:-100px}#root:after{content:"";z-index:-1;pointer-events:none;background:radial-gradient(circle,#0f172a08 0%,#0f172a00 70%);width:500px;height:500px;position:fixed;bottom:-150px;right:-100px}button{cursor:pointer;color:inherit;transition:var(--transition);background:0 0;border:none;padding:0;font-family:inherit}.spinner{border:2px solid #0000001a;border-left-color:var(--accent-color);border-radius:50%;width:16px;height:16px;animation:1s linear infinite spin;display:inline-block}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.app-header{-webkit-backdrop-filter:blur(24px)saturate(180%);z-index:100;background-color:#f8fafcbf;border-bottom:1px solid #0000000a;justify-content:space-between;align-items:center;padding:16px 24px;display:flex;position:sticky;top:0}.header-left{align-items:baseline;gap:12px;display:flex}.app-title{letter-spacing:-.5px;color:var(--text-primary);margin:0;font-size:22px;font-weight:800}.role-badge{color:var(--text-secondary);border-radius:var(--radius-pill);background:#fff;padding:4px 10px;font-size:13px;font-weight:600;box-shadow:0 1px 3px #0000000d}.profile-avatar{background:var(--bg-secondary);width:38px;height:38px;color:var(--text-primary);border:1px solid var(--border-color);border-radius:50%;justify-content:center;align-items:center;font-size:14px;font-weight:600;transition:transform .2s;display:flex;box-shadow:0 2px 8px #0000000f}.profile-avatar:hover{transform:scale(1.05)}.back-btn{color:var(--text-secondary);padding:8px 0;font-size:15px;font-weight:500}.back-btn:hover{color:var(--text-primary)}.xp-container{padding:16px 24px}.xp-header{color:var(--text-secondary);justify-content:space-between;margin-bottom:8px;font-size:14px;font-weight:600;display:flex}.xp-track{border-radius:var(--radius-pill);background-color:#e2e8f0;height:6px;overflow:hidden}.xp-fill{background:var(--text-primary);border-radius:var(--radius-pill);height:100%;transition:width .6s cubic-bezier(.16,1,.3,1)}.feed-nav{gap:24px;padding:4px 24px 20px;display:flex}.nav-btn{color:var(--text-secondary);padding:8px 0;font-size:16px;font-weight:600;position:relative}.nav-btn.active{color:var(--text-primary)}.nav-btn.active:after{content:"";background-color:var(--text-primary);border-radius:3px;height:3px;position:absolute;bottom:-4px;left:0;right:0}.feed{flex-direction:column;gap:24px;padding:0 24px 40px;display:flex}.event-card,.card{background-color:var(--bg-secondary);border-radius:var(--radius-lg);border:1px solid #fff9;flex-direction:column;gap:16px;padding:24px;transition:transform .3s,box-shadow .3s;display:flex;box-shadow:0 4px 24px #0000000a,0 1px 3px #00000005}.event-card:hover{transform:translateY(-2px);box-shadow:0 8px 32px #0000000f}.event-author{align-items:center;gap:12px;display:flex}.author-avatar{width:44px;height:44px;color:var(--text-primary);background:#f1f5f9;border-radius:50%;justify-content:center;align-items:center;font-size:16px;font-weight:600;display:flex}.author-info{flex-direction:column;gap:2px;display:flex}.author-name{color:var(--text-primary);font-size:16px;font-weight:600}.author-time{color:var(--text-secondary);font-size:13px}.event-content{flex-direction:column;gap:12px;display:flex}.event-card-title{color:var(--text-primary);margin:0;font-size:18px;font-weight:700;line-height:1.4}.event-tag-beginner{color:#ea580c;border-radius:var(--radius-pill);background-color:#fff7ed;border:1px solid #ffedd5;align-self:flex-start;padding:4px 12px;font-size:12px;font-weight:600;display:inline-flex}.event-card-description{color:#334155;margin:0;font-size:15px;line-height:1.6}.event-tags{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}.tag{background-color:var(--bg-color);color:var(--text-secondary);border-radius:var(--radius-pill);border:1px solid var(--border-color);padding:6px 14px;font-size:13px;font-weight:500}.ai-mentor-block{background:var(--bg-color);border-radius:var(--radius-md);border:1px solid var(--border-color);margin-top:12px;padding:16px;position:relative;overflow:hidden}.ai-mentor-btn{color:var(--text-primary);text-align:left;align-items:center;gap:8px;width:100%;font-size:14px;font-weight:600;display:flex}.ai-mentor-btn:hover{color:var(--accent-color)}.ai-mentor-insight{flex-direction:column;gap:10px;font-size:14px;display:flex}.ai-insight-title{color:var(--text-primary);font-size:15px;font-weight:700}.ai-insight-reason{color:#334155;line-height:1.6}.ai-insight-skill{border-radius:var(--radius-sm);border:1px solid var(--border-color);background:#fff;margin-top:4px;padding:8px 12px;display:inline-block}.event-footer{border-top:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-top:8px;padding-top:16px;display:flex}.event-registrations{color:var(--text-secondary);font-size:14px;font-weight:500}.btn-primary{background:var(--text-primary);color:#fff;border-radius:var(--radius-pill);padding:12px 24px;font-size:15px;font-weight:600;transition:all .2s;box-shadow:0 4px 12px #0f172a26}.btn-primary:hover{background:#1e293b;transform:translateY(-1px);box-shadow:0 6px 16px #0f172a33}.btn-primary.registered{background:var(--bg-color);color:var(--text-secondary);box-shadow:none;border:1px solid var(--border-color)}.btn-primary.registered:hover{transform:none}.profile-page{flex-direction:column;min-height:100vh;display:flex}.profile-content{flex-direction:column;gap:20px;padding:16px 24px 40px;display:flex}.profile-main-card{text-align:center;flex-direction:column;align-items:center;padding:32px 20px 24px;display:flex;position:relative;overflow:hidden}.profile-main-card:before{content:"";background:var(--accent-gradient);opacity:.15;width:100%;height:80px;position:absolute;top:0;left:0}.profile-avatar-large{width:90px;height:90px;color:var(--text-primary);z-index:1;background:#fff;border:4px solid #fff;border-radius:50%;justify-content:center;align-items:center;margin-bottom:16px;font-size:36px;font-weight:800;display:flex;box-shadow:0 8px 24px #00000014}.profile-name{color:var(--text-primary);z-index:1;margin:0;font-size:24px;font-weight:800}.profile-username{color:var(--text-secondary);z-index:1;margin:4px 0 16px;font-size:15px}.profile-level-badge{background:var(--text-primary);color:#fff;border-radius:var(--radius-pill);z-index:1;padding:8px 20px;font-size:14px;font-weight:600;display:inline-block}.profile-stats-card{flex-direction:row;justify-content:space-around;align-items:center;padding:24px;display:flex}.stat-box{flex-direction:column;flex:1;align-items:center;gap:6px;display:flex}.stat-value{color:var(--text-primary);font-size:28px;font-weight:800}.stat-label{color:var(--text-secondary);font-size:13px;font-weight:600}.stat-divider{background-color:var(--border-color);width:1px;height:48px}.profile-details-card{flex-direction:column;gap:16px;display:flex}.detail-row{justify-content:space-between;align-items:center;display:flex}.detail-label{color:var(--text-secondary);font-size:15px;font-weight:500}.detail-value{color:var(--text-primary);font-size:15px;font-weight:700}.detail-divider{background-color:var(--border-color);height:1px}.btn-secondary{border-radius:var(--radius-pill);color:#ef4444;background:#fff;border:1px solid #fee2e2;width:100%;padding:16px;font-size:16px;font-weight:600;transition:all .2s}.btn-secondary:hover{background:#fef2f2}.create-event-page{flex-direction:column;padding:0 24px 40px;display:flex}.create-event-form{flex-direction:column;gap:28px;margin-top:16px;display:flex}.form-field{flex-direction:column;gap:10px;display:flex}.form-field label{color:var(--text-primary);font-size:15px;font-weight:600}.form-field input[type=text],.form-field textarea{border-radius:var(--radius-md);border:1px solid var(--border-color);width:100%;color:var(--text-primary);box-sizing:border-box;background-color:#fff;padding:16px 20px;font-family:inherit;font-size:16px;transition:border-color .2s,box-shadow .2s}.form-field input[type=text]:focus,.form-field textarea:focus{border-color:var(--text-primary);outline:none;box-shadow:0 0 0 4px #0f172a0d}.form-field textarea{resize:vertical;min-height:140px}.char-count{color:var(--text-secondary);align-self:flex-end;font-size:13px}.tags-selector{flex-wrap:wrap;gap:10px;display:flex}.tag-option{color:var(--text-secondary);border-radius:var(--radius-pill);border:1px solid var(--border-color);background-color:#fff;padding:10px 16px;font-size:14px;font-weight:500}.tag-option:hover{border-color:var(--text-primary);color:var(--text-primary)}.tag-option.selected{background:var(--text-primary);color:#fff;border-color:#0000}.checkbox-field label{cursor:pointer;align-items:center;gap:12px;font-size:16px;font-weight:500;display:flex}.checkbox-field input[type=checkbox]{width:22px;height:22px;accent-color:var(--text-primary);cursor:pointer}.submit-btn{background:var(--text-primary);color:#fff;border-radius:var(--radius-pill);width:100%;margin-top:12px;padding:18px;font-size:16px;font-weight:600;box-shadow:0 4px 12px #0f172a26}.submit-btn:disabled{background:var(--border-color);color:var(--text-secondary);box-shadow:none;cursor:not-allowed}.submit-btn:not(:disabled):hover{background:#1e293b;transform:translateY(-1px);box-shadow:0 6px 16px #0f172a33}.success-message{text-align:center;flex-direction:column;justify-content:center;align-items:center;height:60vh;display:flex}.success-message h2{color:var(--text-primary);margin:16px 0 8px;font-size:24px;font-weight:800}.success-message p{color:var(--text-secondary);font-size:16px}.onboarding-page{flex-direction:column;gap:40px;padding:40px 24px;display:flex}.onboarding-header h1{letter-spacing:-.5px;margin:0 0 12px;font-size:28px;font-weight:800}.onboarding-subtitle{color:var(--text-secondary);margin:0;font-size:16px;line-height:1.5}.onboarding-steps{align-items:center;gap:16px;display:flex}.step-dot{width:32px;height:32px;color:var(--text-secondary);border:2px solid var(--border-color);background-color:#fff;border-radius:50%;justify-content:center;align-items:center;font-size:14px;font-weight:700;display:flex}.step-dot.active{background:var(--text-primary);color:#fff;border-color:var(--text-primary)}.step-line{background-color:var(--border-color);flex:1;height:2px}.onboarding-section h2{margin:0 0 8px;font-size:22px;font-weight:700}.section-hint{color:var(--text-secondary);margin:0 0 24px;font-size:15px}.onboarding-levels{flex-direction:column;gap:16px;display:flex}.onboarding-level{border:2px solid var(--border-color);border-radius:var(--radius-lg);text-align:left;background-color:#fff;align-items:center;padding:20px;transition:all .2s;display:flex}.onboarding-level:hover{border-color:var(--border-color-hover);transform:translateY(-2px);box-shadow:0 8px 24px #0000000a}.onboarding-level.selected{border-color:var(--text-primary);box-shadow:0 4px 12px #0f172a14}.level-label{color:var(--text-primary);font-size:18px;font-weight:700}.level-desc{color:var(--text-secondary);margin-top:4px;font-size:15px}.onboarding-options{grid-template-columns:1fr 1fr;gap:16px;display:grid}.onboarding-option{border:2px solid var(--border-color);border-radius:var(--radius-lg);text-align:center;background-color:#fff;padding:20px 16px;font-size:16px;font-weight:600;transition:all .2s}.onboarding-option:hover{border-color:var(--border-color-hover);transform:translateY(-2px);box-shadow:0 8px 24px #0000000a}.onboarding-option.selected{border-color:var(--text-primary)}.onboarding-back{color:var(--text-secondary);border-radius:var(--radius-pill);align-self:flex-start;margin-top:32px;padding:12px 24px;font-size:16px;font-weight:600}.onboarding-back:hover{background-color:var(--border-color);color:var(--text-primary)}.feed-loading{flex-direction:column;gap:24px;padding:24px;display:flex}.skeleton-card{border-radius:var(--radius-lg);background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%) 0 0/200% 100%;height:140px;animation:1.5s infinite shimmer}.feed-empty,.feed-error{text-align:center;color:var(--text-secondary);padding:60px 24px;font-size:16px;line-height:1.6}.feed-error button{color:var(--text-primary);margin-top:16px;font-weight:600;text-decoration:underline}