@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-primary: #0a0a0c;--bg-secondary: #121216;--bg-card: rgba(255, 255, 255, .03);--bg-card-hover: rgba(255, 255, 255, .06);--text-primary: #ffffff;--text-secondary: #a1a1aa;--text-accent: #7dd3fc;--accent-color: #38bdf8;--accent-hover: #0ea5e9;--border-color: rgba(255, 255, 255, .1);--error-color: #ef4444;--success-color: #10b981;--warning-color: #f59e0b;--glass-border: rgba(255, 255, 255, .08);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .3);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-primary);background-image:radial-gradient(circle at 15% 50%,rgba(56,189,248,.05) 0%,transparent 50%),radial-gradient(circle at 85% 30%,rgba(20,184,166,.05) 0%,transparent 50%);color:var(--text-primary);line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2}a{color:var(--accent-color);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}button{cursor:pointer;font-family:inherit}input,textarea,select{font-family:inherit}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-card);border-radius:var(--radius-sm)}::-webkit-scrollbar-thumb:hover{background:var(--bg-card-hover)}:root{--bg-color: #09090b;--bg-card: #18181b;--text-primary: #f4f4f5;--text-secondary: #a1a1aa;--accent-color: #0ea5e9;--accent-hover: #0284c7;--border-color: #27272a;--error-color: #ef4444;--glass-border: rgba(255, 255, 255, .1);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-color);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}.app-container{display:flex;flex-direction:column;min-height:100vh;background:var(--bg-color);padding:0 16px}.main-content{width:100%;max-width:600px;margin:0 auto;padding:40px 0;display:flex;flex-direction:column;gap:20px}.tips-banner{min-height:44px;display:flex;align-items:center;justify-content:center;background:#ffffff08;border-radius:var(--radius-sm);border:1px solid var(--glass-border);margin-bottom:-10px;padding:8px 12px}.tip-content{font-size:12px;line-height:1.4;color:var(--text-secondary);animation:fadeIn .8s ease-out;text-align:center}.tip-prefix{color:var(--accent-color);font-weight:600;margin-right:4px}.stepper{display:flex;justify-content:space-between;margin-bottom:8px;position:relative;padding:0 10px}.stepper:before{content:"";position:absolute;top:20px;left:40px;right:40px;height:2px;background:var(--border-color);z-index:0}.step-item{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:8px;cursor:pointer;width:80px}.step-icon{width:40px;height:40px;border-radius:50%;background:var(--bg-card);border:2px solid var(--border-color);display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:all .3s ease}.step-item.active .step-icon{background:var(--accent-color);border-color:var(--accent-color);color:#fff;box-shadow:0 0 15px #0ea5e94d}.step-item.completed .step-icon{background:#10b98133;border-color:#10b981;color:#10b981}.step-label{font-size:11px;font-weight:500;color:var(--text-secondary);text-align:center}.step-item.active .step-label{color:var(--text-primary)}.step-navigation{display:flex;gap:12px;margin-top:16px}.nav-btn{flex:1;padding:14px;border-radius:var(--radius-md);font-size:15px;font-weight:600;cursor:pointer;transition:all .2s}.nav-btn.prev{background:transparent;border:1px solid var(--border-color);color:var(--text-secondary)}.nav-btn.prev:hover{background:#ffffff0d;color:var(--text-primary)}.nav-btn.next{background:var(--accent-color);border:none;color:#fff}.nav-btn.next:hover{background:var(--accent-hover);transform:translateY(-1px)}.extra-actions{display:flex;gap:20px;justify-content:center;margin-top:10px}.tip-detail-card strong{color:var(--accent-color);font-weight:700}.tip-detail-card strong{color:var(--accent-color);font-weight:700;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}.text-btn{background:none;border:none;color:#52525b;font-size:13px;cursor:pointer;transition:color .2s}.text-btn:hover{color:var(--text-secondary)}.text-btn.reset:hover{color:var(--error-color)}@media(max-width:1024px){.preview-sidebar{display:none}}@media(max-width:640px){.main-content{padding:24px 16px}}.header{text-align:left;margin-bottom:8px}.title{font-size:24px;font-weight:700;background:var(--text-primary);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:4px}.subtitle{color:var(--text-secondary);font-size:14px;max-width:400px;margin:0 auto}.warning-banner{background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);border-radius:var(--radius-md);padding:16px;display:flex;align-items:flex-start;gap:12px;animation:fadeIn .8s ease-out forwards}.warning-title{color:#fbbf24;font-weight:600;font-size:13px}.warning-text{font-size:12px;color:#94a3b8;margin:0}.form-section{background:var(--bg-card);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:24px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:var(--glass-shadow);display:flex;flex-direction:column;gap:16px;animation:slideUp .6s ease-out forwards}.input-group{display:flex;flex-direction:column;gap:6px}.label{font-size:13px;font-weight:500;color:var(--text-secondary);display:flex;justify-content:space-between}.optional{font-size:11px;color:#52525b}.input{width:100%;background:#0000004d;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:12px 14px;color:var(--text-primary);font-size:14px;transition:all .2s ease}.input:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #38bdf826}.input::placeholder{color:#52525b}.submit-btn{width:100%;padding:16px;background:linear-gradient(135deg,var(--accent-color) 0%,var(--accent-hover) 100%);color:#fff;border:none;border-radius:var(--radius-md);font-size:16px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:10px;box-shadow:0 4px 14px #0ea5e963;transition:all .3s ease}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0ea5e980}.submit-btn:active{transform:translateY(0)}.animate-spin{animation:spin 1s linear infinite}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-15px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.modal-overlay{position:fixed;inset:0;background:#000000d9;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:10000;padding:20px;animation:fadeIn .3s ease-out}.modal-content{background:var(--bg-card);border:1px solid var(--glass-border);border-radius:var(--radius-lg);width:100%;max-width:500px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 25px 50px -12px #00000080;animation:slideUp .4s cubic-bezier(.16,1,.3,1);overflow:hidden}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.modal-header h3{margin:0;font-size:16px;font-weight:700;color:var(--text-primary)}.close-btn{background:#ffffff0d;border:none;color:var(--text-secondary);cursor:pointer;padding:8px;border-radius:50%;transition:all .2s;display:flex;align-items:center;justify-content:center}.close-btn:hover{background:#ffffff1a;color:var(--text-primary)}.modal-body{padding:24px;display:flex;flex-direction:column;gap:16px;overflow-y:auto}.tip-detail-card{font-size:15px;line-height:1.6;color:var(--text-primary);text-align:center;background:#ffffff08;padding:20px;border-radius:var(--radius-md);border:1px solid var(--glass-border)}.tip-pagination{text-align:center;font-size:12px;color:var(--text-secondary);font-weight:500}.modal-footer{padding:16px 20px;border-top:1px solid var(--border-color);display:flex;gap:12px}.modal-nav-btn{flex:1;padding:12px;border-radius:var(--radius-md);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;background:transparent;border:1px solid var(--border-color);color:var(--text-secondary)}.modal-nav-btn:hover{background:#ffffff0d;color:var(--text-primary)}.modal-nav-btn.primary{background:var(--accent-color);border:none;color:#fff}.modal-nav-btn.primary:hover{background:var(--accent-hover)}@media(max-width:480px){.modal-content{max-width:100%;margin-top:auto;border-bottom-left-radius:0;border-bottom-right-radius:0}}