:root{--system-blue: #007AFF;--system-blue-hover: #0062cc;--system-red: #FF3B30;--system-gray: #8E8E93;--system-gray-2: #AEAEB2;--system-gray-6: #F2F2F7;--bg-glass: rgba(255, 255, 255, .85);--bg-glass-hover: rgba(255, 255, 255, .95);--border-light: rgba(0, 0, 0, .05);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .04);--shadow-lg: 0 20px 40px rgba(0, 0, 0, .12);--text-primary: #1d1d1f;--text-secondary: #86868b;--radius-lg: 20px;--radius-md: 12px;--radius-sm: 8px;--font-stack: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-stack);color:var(--text-primary);height:100vh;width:100vw;overflow:hidden;background:#f5f5f7}#map{position:absolute;top:0;left:0;width:100%;height:100%;z-index:0}.glass-panel{position:absolute;top:20px;left:20px;width:360px;max-height:calc(100vh - 40px);background:#fffc;backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-radius:20px;box-shadow:0 8px 32px #0000001f,0 0 0 1px #ffffff80 inset;display:flex;flex-direction:column;z-index:10;transition:all .6s cubic-bezier(.16,1,.3,1);overflow:hidden}.glass-panel.is-hero{top:50%;left:50%;transform:translate(-50%,-50%);width:600px;max-width:90vw;max-height:auto;background:#fffffff2;box-shadow:0 40px 80px #00000026}.stops-container,.bottom-section,.trip-title-wrapper{transition:opacity .3s ease,transform .3s ease;opacity:1;transform:translateY(0)}.glass-panel.is-hero .stops-container,.glass-panel.is-hero .bottom-section,.glass-panel.is-hero .trip-title-wrapper{display:none;opacity:0;transform:translateY(10px)}.glass-panel.is-hero .panel-header{padding-bottom:0;text-align:center}.glass-panel.is-hero .search-container{padding:32px 40px 48px}.glass-panel.is-hero .search-input-wrapper{height:56px;background:#0000000a}.glass-panel.is-hero #search-input{font-size:18px}.glass-panel.is-hero .ai-plan-btn{height:56px;font-size:17px}.hero-title{display:none;font-size:32px;font-weight:800;margin-bottom:8px;background:linear-gradient(135deg,#1d1d1f,#434344);-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em;animation:fadeIn .5s ease-out .1s backwards}.glass-panel.is-hero .hero-title{display:block}.hero-subtitle{display:none;font-size:17px;color:var(--text-secondary);margin-bottom:24px;animation:fadeIn .5s ease-out .2s backwards}.glass-panel.is-hero .hero-subtitle{display:block}.suggestion-chips{display:none;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:24px}.glass-panel.is-hero .suggestion-chips{display:flex}.chip{background:#0000000a;border:1px solid rgba(0,0,0,.02);padding:8px 16px;border-radius:20px;font-size:14px;font-weight:500;color:var(--text-primary);cursor:pointer;transition:all .2s ease;animation:slideUpFade .5s cubic-bezier(.16,1,.3,1) 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infinite}.search-results-popover{position:absolute;top:100%;left:20px;right:20px;background:#fff;border-radius:var(--radius-md);box-shadow:0 10px 30px #00000026;margin-top:8px;max-height:300px;overflow-y:auto;display:none;z-index:20}.search-results-popover.visible{display:block;animation:fadeIn .2s ease-out}.search-result{padding:12px 16px;border-bottom:1px solid var(--border-light);cursor:pointer;transition:background .1s}.search-result:last-child{border-bottom:none}.search-result:hover{background:var(--system-gray-6)}.result-name{font-weight:600;font-size:14px;color:var(--text-primary)}.result-address{font-size:12px;color:var(--text-secondary);margin-top:2px}.stops-container{flex:1;overflow-y:auto;padding:10px 24px;min-height:150px}.stops-list{display:flex;flex-direction:column;gap:12px;padding-bottom:20px}.stop-item{background:#fffc;border-radius:14px;padding:14px;box-shadow:0 1px 3px #0000000d;display:flex;align-items:flex-start;gap:12px;transition:all .2s ease;border:1px solid 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0;border-bottom:none;border-left:none;border-right:none}.stops-container{padding-bottom:140px}.bottom-section{position:absolute;bottom:0;left:0;width:100%;background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding-bottom:max(10px,env(safe-area-inset-bottom));z-index:5;border-top:1px solid var(--border-light)}.panel-footer{border-top:none;padding-bottom:0}}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#f5f5f7;z-index:2000;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity .5s ease-out}.loading-overlay.hidden{opacity:0;pointer-events:none}.loading-overlay.error{background:#fff5f5}.spinner{width:40px;height:40px;border:3px solid rgba(0,0,0,.1);border-radius:50%;border-top-color:var(--system-blue);animation:spin 1s linear 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