@import"https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600&display=swap";@import"https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600&display=swap";.top-nav{position:fixed!important;top:0;left:0;width:100%;height:auto;background:#f7efe0;padding:10px 20px;display:flex;align-items:center;justify-content:space-between;font-family:Roboto,sans-serif;position:relative;flex-wrap:nowrap;white-space:nowrap;z-index:1000}.nav-left,.nav-right{display:flex;align-items:center;flex-wrap:nowrap}.nav-left{flex:0 0 80px;overflow:hidden}.nav-right{margin-right:40px}.nav-right>*{margin:0 20px}.nav-item{color:#3f3a37;text-decoration:none;margin:0 15px;font-size:16px;transition:color .3s ease}.nav-item:hover{color:#4faf9c;text-decoration:none}.nav-button{background-color:#4faf9c;border:none;padding:6px 14px;font-size:16px;color:#fff;border-radius:4px;cursor:pointer;transition:background-color .3s ease}.nav-button:hover{background-color:#3e8f80}.dropdown{position:relative;display:inline-block}.dropdown-toggle{display:flex;align-items:center;cursor:pointer}.dropdown-arrow{display:inline-block;width:10px;height:5px;background-image:url("data:image/svg+xml,%3Csvg width='10' height='5' viewBox='0 0 10 5' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0l5 5 5-5z' fill='%233f3a37'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:10px 5px;transition:transform .3s ease;margin-left:2px}.dropdown-arrow.open{transform:rotate(180deg)}.dropdown-content{position:absolute;top:100%;left:5%;background-color:#f7efe0;min-width:140px;box-shadow:0 4px 8px #0000001a;padding:10px;border-radius:4px;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .3s ease,visibility .3s ease,transform .3s ease;z-index:1001}.dropdown-content.show{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-item{padding:8px 12px;color:#3f3a37;text-decoration:none;display:block;transition:background-color .3s ease}.dropdown-item:hover{color:#4faf9c;background-color:transparent;text-decoration:none}.nav-right select{height:32px;line-height:32px;padding:0 8px;vertical-align:middle;background-color:transparent;color:#3f3a37;border:1px solid #d7cbb6;border-radius:4px;width:80px;font-size:12px;outline:none;transition:background-color .3s ease,border-color .3s ease;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg width='10' height='5' viewBox='0 0 10 5' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0l5 5 5-5z' fill='%234b4b4b'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;background-size:10px 5px}.nav-right select:hover,.nav-right select:focus{background-color:#f7efe0;border-color:#4faf9c}.nav-logo{height:50px;width:auto;vertical-align:middle;transition:all .3s ease}.nav-left .nav-item:hover .nav-logo{transform:scale(1.1)}.nav-left .nav-item{padding:0;display:flex;align-items:center;overflow:visible}@media screen and (max-width: 768px){.top-nav{align-items:flex-start;padding:10px 0;height:auto;overflow-y:visible;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none}.top-nav::-webkit-scrollbar{display:none}.nav-left,.nav-right{flex-shrink:0;align-items:flex-start}.nav-right{margin-right:20px}.dropdown-content{position:static;display:none;min-width:120px;width:fit-content;box-shadow:0 0 #0000001a;padding:2px}.dropdown-content.show{display:block}.nav-right>*{margin:0 8px}.nav-item,.nav-button,.nav-right select{height:32px;line-height:32px;display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box}.nav-logo{height:38px;width:auto;vertical-align:middle}}:root{--accent-1: #4faf9c;--accent-1-dark: #3e8f80;--text-1: #3f3a37;--bg-ghost: rgba(255, 255, 255, .55);--border-ghost: rgba(63, 58, 55, .18)}.index-page{position:relative;min-height:100vh;width:100%}.index-main-content{width:100%;height:100vh;position:relative}.index-page .index-background{width:100%;height:100%;background-image:url(/zebra_bg.png);background-color:#fefefe;background-size:contain;background-position:center;background-repeat:no-repeat}.index-welcome-button{position:absolute;top:58%;left:50%;transform:translate(-50%,-50%);display:inline-flex;align-items:center;gap:8px;padding:10px 16px;font-size:1rem;text-decoration:none;color:var(--text-1);background:var(--bg-ghost);border:1px solid var(--border-ghost);border-radius:999px;box-shadow:0 6px 16px #0000001f;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:color .2s ease,border-color .2s ease,background-color .2s ease,transform .2s ease,box-shadow .2s ease}.index-welcome-button:hover{color:var(--accent-1);border-color:var(--accent-1);background:#ffffffb3;transform:translate(-50%,calc(-50% - 2px));box-shadow:0 10px 22px #00000029;text-decoration:none}.index-welcome-button:active{transform:translate(-50%,calc(-50% + 0px));box-shadow:0 6px 14px #00000024}.index-welcome-button:focus-visible{outline:3px solid rgba(79,175,156,.35);outline-offset:2px;border-color:var(--accent-1)}.index-bottom-nav{position:absolute;bottom:5px;left:0;right:0;display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:0 20px;max-width:1200px;margin:0 auto}.index-nav-button{text-decoration:none;padding:10px;border-radius:8px;transition:all .3s ease;background:#ffffff4d}.index-nav-button:hover{text-decoration:none;background:#ffffff80;transform:translateY(-2px)}.index-nav-content{display:flex;flex-direction:row;align-items:stretch;gap:6px}.index-nav-content i{font-size:24px;color:#616161;transition:color .3s ease}.index-nav-content span{color:#616161;font-size:1rem;transition:color .3s ease}.index-nav-button:hover .index-nav-content i,.index-nav-button:hover .index-nav-content span{color:var(--accent-1);opacity:1}@media (max-width: 768px){.index-bottom-nav{grid-template-columns:repeat(2,1fr);gap:10px;bottom:20px}.index-welcome-button{font-size:1rem}}@media (max-width: 480px){.index-welcome-button,.index-nav-content span{font-size:.8rem}.index-nav-content i{font-size:20px}}.home-container{max-width:1000px;min-width:320px;margin:40px auto;padding:40px 20px;background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a}.welcome-container{text-align:center;margin-bottom:40px}.welcome-container h1{font-size:2.5rem;color:#444;margin-bottom:20px}.welcome-container p{font-size:1.2rem;color:#666;line-height:1.6;padding:10px 40px;text-align:left}.steps-container h2{font-size:1.8rem;margin-bottom:20px;color:#444;border-bottom:2px solid #ccc;padding-bottom:10px}.steps-container li{margin-bottom:15px;font-size:1.1rem;color:#666;line-height:1.5}.footer{display:flex;align-items:center;justify-content:center;border-top:1px solid #eeeeee;padding:20px 30px;margin-top:40px}.footer-logo{display:flex;align-items:center}.footer-logo img{height:135px;width:auto;margin:0 10px;object-fit:contain}.logo-row{display:flex;justify-content:center;flex-wrap:wrap;gap:20px;width:100%;box-sizing:border-box}.logo-row img{max-height:55px;max-width:100%;width:auto;height:auto;object-fit:contain}.footer-contact{text-align:left}.footer-contact h3{margin-bottom:10px;font-size:1.2rem;color:#444}.footer-contact p{margin:6px 0;font-size:.9rem;color:#666}.footer-contact a{color:#e74c3c;transition:color .3s}.footer-contact a:hover{color:#c0392b}@media screen and (max-width: 768px){.footer{flex-direction:column;align-items:center}.footer-contact{text-align:center}.footer-logo img{height:150px}.logo-row{flex-direction:column;align-items:center}.logo-row img{max-height:80px}}.update-notice{background-color:#f8f9fa;border-radius:8px;padding:10px 30px;margin:20px 0;box-shadow:0 2px 4px #0000001a}.update-notice h3{color:#2c3e50;font-size:1.1em;margin-bottom:10px}.update-notice .update-date{color:#666;font-size:.9em;margin-bottom:15px}.update-notice ul{margin:0;padding-left:40px}.update-notice li{color:#444;font-size:.9em;margin-bottom:8px;line-height:1.4}.features-navigation{display:flex;justify-content:center;align-items:stretch;gap:30px;margin:40px auto;padding:0 20px;max-width:800px}.feature-circle{display:flex;flex-direction:column;align-items:center;text-decoration:none;color:#666;transition:all .3s ease;flex:1;min-width:120px;max-width:160px;padding:20px 10px;border-radius:12px;background-color:#fff;box-shadow:0 6px 18px #0000000d}.feature-circle:hover{transform:translateY(-5px);text-decoration:none;background-color:#fafafa;box-shadow:0 4px 12px #00000014}.circle-icon{width:84px;height:84px;border-radius:50%;background:#fff;display:flex;justify-content:center;align-items:center;margin-bottom:12px;box-shadow:0 2px 6px #00000014;transition:all .3s ease;border:2px solid #e74c3c}.circle-icon i{font-size:30px;color:#e74c3c;transition:all .3s ease}.feature-circle:hover .circle-icon{background-color:#e74c3c;border-color:#e74c3c}.feature-circle:hover .circle-icon i{color:#fff}.feature-circle span{font-size:1rem;text-align:center;font-weight:500;color:#555;margin-top:8px}@media screen and (max-width: 768px){.features-navigation{flex-wrap:wrap;gap:20px;padding:0 10px}.feature-circle{min-width:calc(50% - 30px);margin:0}}@media screen and (max-width: 480px){.feature-circle{min-width:100%}}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000;font-family:Poppins,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif}.modal-content{background-color:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 8px #0000001a;max-width:400px;width:300px;text-align:center;color:#333}.modal-content button{background:linear-gradient(45deg,#4faf9c,#3e8f80);color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;transition:background .3s,transform .2s;margin:0 5px;font-weight:500;box-shadow:0 2px 6px #00000026}.modal-content button:hover{background:linear-gradient(45deg,#3e8f80,#4faf9c);transform:translateY(-2px)}.modal-content p{line-height:1.6;margin-bottom:10px}body{font-family:Poppins,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;margin:0;padding:0;background-color:#f5f7fa;color:#333;min-height:90vh}a{text-decoration:none;color:#e74c3c;transition:color .3s}a:hover{text-decoration:underline;color:#c0392b}h1{color:#464141;margin-bottom:20px;text-align:center}h2{color:#5e5555;margin-bottom:15px}p{line-height:1.6;margin-bottom:10px}input[type=text],input[type=password],input[type=tel],select{padding:10px;margin-bottom:15px;border:1px solid #ccc;border-radius:4px;width:100%;box-sizing:border-box}button{background:linear-gradient(45deg,#4faf9c,#3e8f80);color:#fff;border:none;padding:10px 20px;border-radius:4px;cursor:pointer;transition:background .3s,transform .2s}button:hover{background:linear-gradient(45deg,#3e8f80,#4faf9c);transform:translateY(-2px)}.main-container{max-width:1000px;min-width:320px;margin:40px auto;padding:40px 20px;background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a}form{max-width:400px;margin:20px auto;background-color:#fff;padding:30px;border-radius:8px;box-shadow:0 2px 10px #0000001a}.chat-container{height:60vh;min-width:90%;overflow-y:auto;border:1px solid #ddd;padding:10px}.chat-form{max-width:100%;margin:10px auto;background-color:#fff;padding:8px;border-radius:8px;box-shadow:0 2px 4px #0000001a;display:flex;flex-direction:row;align-items:flex-end;gap:0px 10px}.input-container{position:relative;flex:1}.chat-textarea{width:100%;resize:vertical;min-height:50px;padding:8px;border:1px solid #ddd;border-color:#c5c5c5;border-radius:8px;font-size:15px;font-family:Noto Sans SC,sans-serif;box-sizing:border-box}.button-container{position:relative;bottom:0;right:0;display:flex;gap:8px}.button-container button,.button-container .voice-input-button{height:37px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;margin-right:5px}.chat-dialog{max-width:100%;margin:1px auto;border:1px solid #ddd;border-radius:8px;padding:20px;background-color:#fff;box-sizing:border-box}.chat-dialog div{padding:5px;margin-bottom:0;border-radius:4px;display:inline-block}.chat-dialog div:last-child{margin-bottom:0}.chat-dialog div p{margin:0}.chat-dialog .user-message-wrapper{display:flex;justify-content:flex-end;width:98%}.chat-dialog .ai-message-wrapper{display:flex;justify-content:flex-start;width:98%}.chat-dialog .ai-message,.chat-dialog .user-message{padding:10px;border-radius:4px;max-width:80%}.user-message{background-color:#f7efe0}.ai-message{background-color:#f0f0f0}.voice-input-button{min-width:37px;background:#7ac07a;border:none;border-radius:4px;color:#fff;padding:10px 12px;cursor:pointer;transition:background-color .3s ease}.voice-input-button.recording{background:transparent;border:2px solid #e74c3c;color:#e74c3c}.voice-input-button:hover{background:#59c959}.voice-input-button.recording:hover{background:#e74c3c;color:#fff;border-color:#e74c3c}.loading-container{position:absolute!important;display:flex!important;flex-direction:column!important;justify-content:center!important;align-items:center!important;width:100%;height:100%;background-color:#fffc;z-index:999}.loading-spinner{width:30px;height:30px;border:3px solid #f3f3f3;border-top:3px solid #4faf9c;border-radius:50%!important;animation:spin 1s linear infinite}.loading-text{color:#333;font-size:16px}.mode-selection-container{max-width:800px;min-height:400px;margin:20px auto;padding:20px}.mode-selection-container h2{text-align:center;color:#464141;margin-bottom:30px}.mode-options{display:flex;gap:30px;justify-content:center;margin-top:20px}.mode-option{flex:1;max-width:350px;padding:25px;border:1px solid #ddd;border-radius:12px;cursor:pointer;transition:all .3s ease;background:#fff;box-shadow:0 2px 6px #0000000d}.mode-option:hover{transform:translateY(-3px);box-shadow:0 4px 12px #0000001a;border-color:#4faf9c}.mode-option h3{color:#464141;margin-bottom:15px;font-size:1.2em;text-align:center}.mode-option p{color:#666;font-size:.95em;line-height:1.6;text-align:center}select{padding:10px;margin-bottom:15px;border:1px solid #ddd;border-radius:4px;width:100px;margin-right:10px;box-sizing:border-box}audio{display:block;margin-top:10px}pre{font-family:inherit;white-space:pre-wrap;background-color:transparent;border:none;margin:0;padding:0}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.mode-options{flex-direction:column;align-items:center}.mode-option{width:100%;max-width:none;margin-bottom:15px}}