.survey{--survey-bg: #ffffff;--survey-text: #111827;--survey-text-secondary: #6b7280;--survey-accent: #10b981;--survey-accent-hover: #059669;--survey-accent-light: #d1fae5;--survey-card: #f9fafb;--survey-border: #e5e7eb;--survey-input-bg: #ffffff;--survey-error: #ef4444;min-height:100dvh;background:var(--survey-bg);color:var(--survey-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow-x:hidden;position:relative}.survey.dark{--survey-bg: #111827;--survey-text: #f9fafb;--survey-text-secondary: #9ca3af;--survey-accent: #10b981;--survey-accent-hover: #34d399;--survey-accent-light: rgba(16, 185, 129, .15);--survey-card: #1f2937;--survey-border: #374151;--survey-input-bg: #1f2937;--survey-error: #f87171}.survey-progress{position:fixed;top:0;left:0;right:0;height:4px;background:var(--survey-border);z-index:100}.survey-progress__fill{height:100%;background:var(--survey-accent);transition:width .4s cubic-bezier(.4,0,.2,1);border-radius:0 2px 2px 0}.survey-step{display:flex;flex-direction:column;min-height:100dvh;padding:60px 24px 120px;max-width:440px;margin:0 auto}.survey-step__header{margin-bottom:32px}.survey-step__counter{font-size:13px;color:var(--survey-accent);font-weight:600;letter-spacing:.05em;margin-bottom:8px}.survey-step__title{font-size:26px;font-weight:700;line-height:1.2;color:var(--survey-text)}.survey-step__subtitle{font-size:15px;color:var(--survey-text-secondary);margin-top:8px;line-height:1.4}.survey-step__body{flex:1;display:flex;flex-direction:column;gap:12px}.survey-next{position:fixed;bottom:0;left:0;right:0;padding:16px 24px;padding-bottom:calc(16px + env(safe-area-inset-bottom,0px));background:var(--survey-bg);border-top:1px solid var(--survey-border);z-index:50}.survey-next__btn{display:block;width:100%;max-width:440px;margin:0 auto;padding:16px;background:var(--survey-accent);color:#fff;border:none;border-radius:14px;font-size:17px;font-weight:600;cursor:pointer;transition:background .2s,opacity .2s,transform .1s;-webkit-tap-highlight-color:transparent}.survey-next__btn:active{transform:scale(.98)}.survey-next__btn:hover{background:var(--survey-accent-hover)}.survey-next__btn:disabled{opacity:.4;cursor:not-allowed;transform:none}.survey-input{width:100%;padding:16px;font-size:18px;background:var(--survey-input-bg);color:var(--survey-text);border:2px solid var(--survey-border);border-radius:14px;outline:none;transition:border-color .2s;-webkit-appearance:none}.survey-input:focus{border-color:var(--survey-accent)}.survey-input::placeholder{color:var(--survey-text-secondary);opacity:.6}.survey-input--error{border-color:var(--survey-error)}.survey-error-text{font-size:13px;color:var(--survey-error);margin-top:4px}.survey-options{display:flex;flex-direction:column;gap:12px}.survey-options--row{flex-direction:row}.survey-option{flex:1;display:flex;align-items:center;gap:14px;padding:18px 20px;background:var(--survey-card);border:2px solid var(--survey-border);border-radius:14px;cursor:pointer;text-align:left;transition:border-color .2s,background .2s,transform .1s;-webkit-tap-highlight-color:transparent}.survey-option:active{transform:scale(.98)}.survey-option--selected{border-color:var(--survey-accent);background:var(--survey-accent-light)}.survey-option__icon{font-size:28px;flex-shrink:0;line-height:1}.survey-option__content{flex:1;min-width:0}.survey-option__text{font-size:17px;font-weight:500;color:var(--survey-text)}.survey-option__desc{font-size:13px;color:var(--survey-text-secondary);margin-top:3px;line-height:1.3}.survey-textarea{width:100%;padding:16px;font-size:16px;background:var(--survey-input-bg);color:var(--survey-text);border:2px solid var(--survey-border);border-radius:14px;outline:none;resize:none;min-height:120px;font-family:inherit;transition:border-color .2s;-webkit-appearance:none}.survey-textarea:focus{border-color:var(--survey-accent)}.survey-textarea::placeholder{color:var(--survey-text-secondary);opacity:.6}.survey-skip-btn{display:inline-block;padding:12px 24px;background:var(--survey-card);border:2px solid var(--survey-border);border-radius:14px;font-size:15px;font-weight:500;color:var(--survey-text-secondary);cursor:pointer;transition:border-color .2s;-webkit-tap-highlight-color:transparent}.survey-skip-btn--active{border-color:var(--survey-accent);background:var(--survey-accent-light);color:var(--survey-text)}.survey-city-search{position:relative}.survey-city-list{display:flex;flex-direction:column;gap:4px;max-height:50vh;overflow-y:auto;-webkit-overflow-scrolling:touch}.survey-city-item{padding:14px 16px;border-radius:12px;font-size:16px;cursor:pointer;transition:background .15s;-webkit-tap-highlight-color:transparent}.survey-city-item:active{background:var(--survey-accent-light)}.survey-city-item--selected{background:var(--survey-accent-light);color:var(--survey-accent);font-weight:600}.survey-city-empty{text-align:center;padding:24px;color:var(--survey-text-secondary);font-size:15px}.survey-success{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;padding:24px;text-align:center}.survey-success__check{width:80px;height:80px;border-radius:50%;background:var(--survey-accent);display:flex;align-items:center;justify-content:center;margin-bottom:24px}.survey-success__check svg{width:40px;height:40px;color:#fff}.survey-success__title{font-size:24px;font-weight:700;margin-bottom:8px;color:var(--survey-text)}.survey-success__subtitle{font-size:16px;color:var(--survey-text-secondary);line-height:1.5;max-width:300px}.survey-success__btn{margin-top:32px;padding:16px 48px;background:var(--survey-accent);color:#fff;border:none;border-radius:14px;font-size:17px;font-weight:600;cursor:pointer;transition:background .2s}.survey-success__btn:hover{background:var(--survey-accent-hover)}.survey-loading{display:flex;align-items:center;justify-content:center;min-height:100dvh}.survey-spinner{width:40px;height:40px;border:3px solid var(--survey-border);border-top-color:var(--survey-accent);border-radius:50%;animation:survey-spin .8s linear infinite}@keyframes survey-spin{to{transform:rotate(360deg)}}:root{--bg: #ffffff;--text: #1a1a1a;--card-bg: #f5f5f5;--primary: #6c5ce7;--primary-light: #a29bfe;--accent: #00cec9;--border: #e0e0e0;--nav-bg: #ffffff}.dark{--bg: #1a1a2e;--text: #eaeaea;--card-bg: #16213e;--primary: #a29bfe;--primary-light: #6c5ce7;--accent: #00cec9;--border: #2a2a4a;--nav-bg: #16213e}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased}.app{display:flex;flex-direction:column;min-height:100vh}.content{flex:1;padding:16px 16px 80px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;background:var(--nav-bg);border-top:1px solid var(--border);padding:8px 0;padding-bottom:env(safe-area-inset-bottom,8px)}.nav-item{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:var(--text);opacity:.5;font-size:12px;transition:opacity .2s}.nav-item.active{opacity:1;color:var(--primary)}.nav-icon{font-size:20px;margin-bottom:2px}.page{max-width:480px;margin:0 auto}.hero{text-align:center;padding:32px 0}.hero h1{font-size:32px;color:var(--primary);margin-bottom:8px}.greeting{font-size:18px;opacity:.8}.cards{display:flex;flex-direction:column;gap:12px}.card{background:var(--card-bg);border-radius:16px;padding:20px;border:1px solid var(--border)}.card h3{margin-bottom:4px}.card p{opacity:.7;font-size:14px}.profile-card{display:flex;align-items:center;gap:16px;padding:20px;background:var(--card-bg);border-radius:16px;margin:16px 0}.avatar{width:56px;height:56px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700}.badge{display:inline-block;background:var(--accent);color:#fff;padding:2px 8px;border-radius:8px;font-size:12px;margin-top:4px}.stats{display:flex;gap:12px}.stat{flex:1;text-align:center;background:var(--card-bg);border-radius:16px;padding:16px}.stat-value{display:block;font-size:28px;font-weight:700;color:var(--primary)}.stat-label{font-size:12px;opacity:.7}.plans{display:flex;flex-direction:column;gap:12px;margin-top:16px}.plan-card{background:var(--card-bg);border:2px solid var(--border);border-radius:16px;padding:20px;cursor:pointer;transition:border-color .2s}.plan-card:active{border-color:var(--primary)}.price{margin:8px 0}.amount{font-size:28px;font-weight:700;color:var(--primary)}.currency{font-size:16px;opacity:.7}.period{opacity:.6;font-size:14px}.landing{max-width:800px;margin:0 auto;padding:24px}.landing-header{text-align:center;padding:64px 0 48px}.landing-header h1{font-size:48px;color:var(--primary);margin-bottom:12px}.landing-header p{font-size:20px;opacity:.7}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;padding:32px 0}.feature{text-align:center;padding:24px;background:var(--card-bg);border-radius:16px}.feature-icon{font-size:40px;display:block;margin-bottom:12px}.feature h3{margin-bottom:8px}.feature p{opacity:.7;font-size:14px}.cta{text-align:center;padding:48px 0}.cta-button{display:inline-block;background:var(--primary);color:#fff;padding:16px 48px;border-radius:12px;text-decoration:none;font-size:18px;font-weight:600;transition:opacity .2s}.cta-button:hover{opacity:.9}.landing-footer{text-align:center;padding:32px 0;opacity:.5;font-size:14px}