@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--primary: #ff9900;--secondary: #146eb4;--bg-color: #f7f7f7;--surface: #ffffff;--text-primary: #333333;--text-muted: #666666;--border-color: #e5e5e5}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}.container{max-width:1200px;margin:0 auto;padding:0 20px}@media (max-width: 480px){.container{padding:0 16px}}header{display:flex;justify-content:space-between;align-items:center;padding:24px 0;margin-bottom:32px;flex-wrap:wrap;gap:8px}@media (max-width: 600px){header{flex-direction:column;align-items:flex-start;padding:16px 0;margin-bottom:20px;gap:4px}header h1{font-size:16px}.logo-text{font-size:20px}.header-link{display:none}}.logo-text{font-size:24px;font-weight:700;color:var(--primary);letter-spacing:-.5px}header h1{font-size:20px;font-weight:600;color:var(--text-primary)}.header-link{color:var(--secondary);text-decoration:none;font-weight:500;font-size:14px}.header-link:hover{text-decoration:underline}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}@media (max-width: 900px){.workspace{grid-template-columns:1fr}}.card{background-color:var(--surface);border:1px solid var(--border-color);border-radius:12px;padding:32px;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -2px #0000000d}@media (max-width: 480px){.card{padding:20px 16px;border-radius:10px}}.card-title{font-size:18px;font-weight:600;margin-bottom:24px;color:var(--text-primary)}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:14px;font-weight:500;margin-bottom:8px;color:var(--text-primary)}.form-control{width:100%;padding:12px 16px;border:1px solid var(--border-color);border-radius:8px;font-family:inherit;font-size:14px;background-color:#fafafa;transition:all .2s}select.form-control{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 12px center;background-size:18px;padding-right:40px;cursor:pointer}.form-control:focus{outline:none;border-color:var(--primary);background-color:var(--surface);box-shadow:0 0 0 3px #ff99001a}.form-control:disabled{background-color:#f1f1f1;color:#999;cursor:not-allowed;border-color:#ddd}.actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}@media (max-width: 640px){.actions{flex-direction:column;gap:10px}.actions .btn{width:100%;flex:unset}}.btn{padding:12px 24px;border-radius:8px;font-family:inherit;font-weight:600;font-size:14px;cursor:pointer;transition:all .2s;border:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;flex:1}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:#e68a00}.btn-secondary{background-color:transparent;color:var(--secondary);border:1px solid var(--secondary)}.btn-secondary:hover{background-color:#146eb40d}.preview-area{border:1px dashed var(--border-color);border-radius:8px;padding:24px;background-color:transparent;min-height:250px;overflow-x:auto;max-width:100%}.preview-area>div{max-width:100%;background-color:transparent!important}.guide-section{margin-top:64px;margin-bottom:64px}@media (max-width: 640px){.guide-section{margin-top:40px;margin-bottom:40px}.guide-card{padding:20px 12px;gap:10px}.guide-card span{font-size:12px}.guide-card img{width:36px;height:36px}}.guide-section h2{font-size:20px;font-weight:600;margin-bottom:24px;color:var(--text-primary)}.guide-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}@media (max-width: 1400px){.guide-grid{grid-template-columns:repeat(4,1fr)}}@media (max-width: 1000px){.guide-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 600px){.guide-grid{grid-template-columns:repeat(2,1fr);gap:12px}}@media (max-width: 480px){.guide-grid{grid-template-columns:1fr;gap:12px}.guide-card{padding:24px 16px;gap:12px}}.guide-card{background:var(--surface);border:1px solid var(--border-color);border-radius:8px;padding:32px 24px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;text-align:center;gap:16px}.guide-card:hover{border-color:var(--primary);box-shadow:0 4px 12px #0000000d;transform:translateY(-2px)}.guide-card img{width:48px;height:48px;object-fit:contain}.guide-card span{font-size:14px;font-weight:500;color:var(--text-primary)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}.modal-overlay.open{opacity:1;visibility:visible}.modal-container{background:var(--surface);border-radius:16px;width:100%;max-width:900px;max-height:90vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 25px 50px -12px #00000040}.modal-header{padding:16px 24px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.modal-header-left{display:flex;align-items:center;gap:12px}.modal-header-left img{width:24px;height:24px}.modal-header-title{font-size:18px;font-weight:600;color:var(--text-primary)}.modal-close{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:all .2s}.modal-close:hover{background:#f1f5f9;color:var(--text-primary)}.modal-body{display:flex;flex:1;overflow:hidden}.modal-sidebar{width:260px;border-right:1px solid var(--border-color);overflow-y:auto;padding:16px 0;background:#fafafa}.sidebar-item{padding:12px 24px;display:flex;align-items:center;gap:12px;cursor:pointer;font-size:14px;color:var(--text-primary);transition:background .2s;border-left:3px solid transparent}.sidebar-item img{width:20px;height:20px}.sidebar-item:hover{background:#f1f5f9}.sidebar-item.active{background:#fff;border-left-color:var(--primary);font-weight:500}.modal-content-area{flex:1;padding:32px 40px;overflow-y:auto}.modal-content-area ol{padding-left:20px;color:var(--text-muted)}.modal-content-area li{margin-bottom:12px;font-size:14px;line-height:1.6}@media (max-width: 768px){.modal-overlay{padding:16px;align-items:center}.modal-container{max-height:85vh;border-radius:16px;width:100%}.modal-body{flex-direction:column}.modal-sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border-color);max-height:unset;overflow-y:hidden;overflow-x:auto;padding:12px 0;display:flex;flex-direction:row;align-items:center;flex-shrink:0}.modal-sidebar>div:first-child{display:none}.sidebar-item{flex-shrink:0;padding:8px 14px;flex-direction:column;gap:6px;text-align:center;border-left:none;border-bottom:3px solid transparent;font-size:11px;min-width:70px}.sidebar-item.active{border-left-color:transparent;border-bottom-color:var(--primary);background:#ff99000d}.sidebar-item img{width:24px;height:24px}.modal-header{padding:12px 16px}.modal-header-title{font-size:15px}.modal-content-area{padding:16px}}footer{text-align:center;padding:32px 0;color:var(--text-muted);font-size:14px;border-top:1px solid var(--border-color);margin-top:auto}.toast{position:fixed;bottom:24px;right:24px;background-color:var(--text-primary);color:#fff;padding:12px 24px;border-radius:8px;font-size:14px;font-weight:500;box-shadow:0 4px 12px #00000026;transform:translateY(100px);opacity:0;transition:all .3s cubic-bezier(.68,-.55,.265,1.55)}.toast.show{transform:translateY(0);opacity:1}