:root{--bg: #f6f8fb;--card: rgba(0, 0, 0, .02);--border: rgba(0, 0, 0, .08);--text: #1a1f2a;--muted: #5b6372;--brand: #ff7a59;--brand-2: #ffd59e;--accent: #2ec8a3}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,"Apple Color Emoji","Segoe UI Emoji";color:var(--text);overflow-x:hidden;background:radial-gradient(1000px 500px at 10% -10%,#fff6eb,transparent),radial-gradient(800px 500px at 120% 20%,#eef4ff,transparent),var(--bg)}.app{min-height:100dvh;display:grid;grid-template-rows:auto 1fr}@supports (height: 100svh){.app{min-height:100svh}}@supports not (min-height: 100dvh){.app{min-height:calc(var(--vh, 1vh) * 100)}}:root{--tabbar-height: 56px}.app-header{display:flex;justify-content:space-between;align-items:center;padding:16px;-webkit-backdrop-filter:saturate(1.2) blur(12px);backdrop-filter:saturate(1.2) 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var(--border);background:linear-gradient(180deg,#ffffffd9,#ffffffa6);border-radius:18px;padding:12px 15px;line-height:1.65;font-size:15px;box-shadow:0 8px 20px #0000000f,inset 0 1px #fff9}.msg .meta{color:var(--muted);font-size:12px;margin-bottom:6px}.msg .content{white-space:pre-wrap;word-break:break-word}.msg .content .h1{font-size:16px;font-weight:800;margin:8px 0 4px;color:var(--text);letter-spacing:.2px}.msg .content .h2{font-size:15px;font-weight:700;margin:8px 0 4px;color:var(--text);border-left:3px solid var(--brand);padding-left:8px}.msg .content .h3{font-size:14px;font-weight:600;margin:6px 0 2px;color:var(--text);opacity:.92}.msg .content .divider{border:none;border-top:1px dashed var(--border);margin:8px 0}.msg.ai{border-color:#2ec8a373;box-shadow:0 10px 24px #2ec8a32e,inset 0 1px #fff9}.msg.user{border-color:#ff966473;box-shadow:0 10px 24px #ff96642e,inset 0 1px 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6px;border-radius:4px;font-weight:700}.select-wrapper[data-v-c9886404]{position:relative}.select-wrapper select[data-v-c9886404]{width:100%;padding:12px;border-radius:12px;border:1px solid var(--border, #eee);background:var(--bg-card, #fff);font-size:14px;appearance:none;outline:none;color:var(--text, #333)}.select-wrapper[data-v-c9886404]:after{content:"▼";position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:10px;color:#999;pointer-events:none}.design-input[data-v-c9886404]{position:relative}.styled-textarea[data-v-c9886404]{width:100%;border:1px solid var(--border, #eee);border-radius:12px;padding:12px;font-size:14px;line-height:1.6;resize:vertical;background:var(--bg-card, #fff);transition:all .3s;min-height:100px}.styled-textarea[data-v-c9886404]:focus{border-color:var(--brand, #ff7a59);outline:none;box-shadow:0 0 0 3px #ff7a591a}.char-count[data-v-c9886404]{position:absolute;bottom:8px;right:12px;font-size:12px;color:#999}.tip-box[data-v-c9886404]{font-size:12px;color:#667085;background:#f0f9ff;border:1px solid #b9e6fe;padding:8px 12px;border-radius:8px;line-height:1.4}.image-grid[data-v-c9886404]{display:grid;grid-template-columns:repeat(auto-fill,minmax(70px,1fr));gap:10px;margin-top:8px}.image-item[data-v-c9886404]{position:relative;aspect-ratio:1;border-radius:8px;overflow:hidden;border:1px solid var(--border, #eee)}.image-item img[data-v-c9886404]{width:100%;height:100%;object-fit:cover}.remove-btn[data-v-c9886404]{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;background:#0009;color:#fff;border:none;font-size:14px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}.upload-btn[data-v-c9886404]{aspect-ratio:1;border:2px dashed var(--border, #ddd);border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;background:var(--bg-card, #fafafa);transition:all .2s}.upload-btn[data-v-c9886404]:hover{border-color:var(--brand, #ff7a59);background:#ff7a590d}.upload-btn .plus[data-v-c9886404]{font-size:24px;color:#999}.analyze-btn[data-v-c9886404]{width:100%;padding:14px;background:linear-gradient(135deg,var(--brand, #ff7a59),#ff9f8a);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s;box-shadow:0 4px 12px #ff7a594d}.analyze-btn[data-v-c9886404]:disabled{opacity:.7;cursor:not-allowed}.result-card[data-v-c9886404]{margin-top:24px;background:var(--bg-card, #fff);border-radius:16px;padding:20px;box-shadow:0 4px 20px #0000000d}.result-card h3[data-v-c9886404]{margin:0 0 16px;font-size:18px;display:flex;align-items:center;gap:8px}.design-result img[data-v-c9886404]{width:100%;border-radius:12px;display:block}.actions[data-v-c9886404]{margin-top:12px;display:flex;justify-content:center}.download-btn[data-v-c9886404]{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;background:var(--brand, #ff7a59);color:#fff;border-radius:99px;text-decoration:none;font-size:14px;font-weight:500}.markdown-body[data-v-c9886404]{font-size:15px;line-height:1.6;color:var(--text, #333)}.spinner[data-v-c9886404]{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin-c9886404 .8s linear infinite}@keyframes spin-c9886404{to{transform:rotate(360deg)}}.fade-enter-active[data-v-c9886404],.fade-leave-active[data-v-c9886404]{transition:opacity .3s}.fade-enter-from[data-v-c9886404],.fade-leave-to[data-v-c9886404]{opacity:0}.slide-up-enter-active[data-v-c9886404],.slide-up-leave-active[data-v-c9886404]{transition:all .4s cubic-bezier(.25,.8,.25,1)}.slide-up-enter-from[data-v-c9886404],.slide-up-leave-to[data-v-c9886404]{opacity:0;transform:translateY(20px)}.skeleton-line[data-v-c9886404]{height:16px;background:#eee;border-radius:4px;margin-bottom:10px;animation:pulse-c9886404 1.5s infinite}.skeleton-image[data-v-c9886404]{width:100%;aspect-ratio:1;background:#eee;border-radius:12px;animation:pulse-c9886404 1.5s infinite}@keyframes pulse-c9886404{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}.upload-area[data-v-c9886404]{border:2px dashed var(--border, #ddd);border-radius:16px;padding:30px 20px;text-align:center;cursor:pointer;transition:all .3s;background:var(--bg-card, #fafafa);margin-bottom:20px}.upload-area.has-image[data-v-c9886404]{padding:0;border:none;background:transparent}.placeholder .icon-circle[data-v-c9886404]{width:64px;height:64px;background:#ff7a591a;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.placeholder .icon[data-v-c9886404]{font-size:32px}.placeholder p[data-v-c9886404]{font-size:16px;font-weight:600;margin:0 0 8px;color:var(--text, #333)}.placeholder .sub-text[data-v-c9886404]{font-size:13px;color:#999}.preview-img[data-v-c9886404]{width:100%;border-radius:16px;display:block}.preview-actions[data-v-c9886404]{margin-top:12px;display:flex;justify-content:center}.action-btn[data-v-c9886404]{background:#0009;color:#fff;border:none;padding:8px 16px;border-radius:20px;font-size:13px;cursor:pointer;display:flex;align-items:center;gap:4px}.course-container[data-v-3f46d62c]{padding:16px 16px 80px;height:100vh;overflow-y:auto;background:var(--bg-primary);box-sizing:border-box}.header h2[data-v-3f46d62c]{margin:0 0 16px;color:var(--text-primary);font-size:20px}.filter-tabs[data-v-3f46d62c]{display:flex;gap:12px;margin-bottom:16px;overflow-x:auto;padding-bottom:4px}.tab-item[data-v-3f46d62c]{padding:6px 16px;background:#fff;border-radius:20px;font-size:14px;color:#666;cursor:pointer;white-space:nowrap;transition:all .2s;border:1px solid transparent}.tab-item.active[data-v-3f46d62c]{background:var(--brand);color:#fff;font-weight:500;box-shadow:0 2px 8px #0000001a}.loading[data-v-3f46d62c],.empty[data-v-3f46d62c]{text-align:center;color:#999;padding:40px}.course-card[data-v-3f46d62c]{background:#fff;border-radius:12px;margin-bottom:16px;overflow:hidden;box-shadow:0 4px 12px #0000000d;cursor:pointer;transition:transform .1s}.course-card[data-v-3f46d62c]:active{transform:scale(.98)}.cover[data-v-3f46d62c]{height:160px;background:#f0f0f0;position:relative;display:flex;align-items:center;justify-content:center}.cover img[data-v-3f46d62c]{width:100%;height:100%;object-fit:cover}.placeholder[data-v-3f46d62c]{font-size:40px}.type-badge[data-v-3f46d62c]{position:absolute;top:8px;right:8px;background:#0009;color:#fff;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:700}.info[data-v-3f46d62c]{padding:12px 16px}.title[data-v-3f46d62c]{font-size:16px;font-weight:600;margin:0 0 8px;color:#333;line-height:1.4}.date[data-v-3f46d62c]{font-size:12px;color:#999;margin:0}.course-detail-modal[data-v-3f46d62c]{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-primary);z-index:1000;display:flex;flex-direction:column}.modal-header[data-v-3f46d62c]{height:56px;display:flex;align-items:center;padding:0 16px;background:#fff;border-bottom:1px solid rgba(0,0,0,.05)}.back-btn[data-v-3f46d62c]{border:none;background:none;font-size:16px;color:var(--brand);cursor:pointer;padding:0;display:flex;align-items:center;gap:4px;font-weight:500}.modal-title[data-v-3f46d62c]{margin:0 0 0 16px;font-size:18px;font-weight:600;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.modal-content[data-v-3f46d62c]{flex:1;overflow-y:auto;padding:16px;background:#fff}.video-wrapper[data-v-3f46d62c]{margin-bottom:24px}.article-content[data-v-3f46d62c]{font-size:16px;line-height:1.8;color:#333;white-space:pre-wrap}#app{height:100%}