:root{ --primary:#7c5cfc; --primary-d:#5b3fd6; --bg:#f5f4fa; --card:#fff; --text:#2b2440; --sub:#8b86a0; --line:#ece9f3; --green:#20c997; --red:#ff6b6b; }
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",Arial,sans-serif;font-size:15px}
#app{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);display:flex;flex-direction:column;position:relative;box-shadow:0 0 40px rgba(0,0,0,.04)}
.topbar{height:50px;display:flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;font-size:17px;font-weight:600;letter-spacing:1px;position:sticky;top:0;z-index:10}
#view{flex:1;padding:16px 16px 90px;overflow-y:auto}
.tabbar{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:480px;height:60px;display:flex;background:#fff;border-top:1px solid var(--line);z-index:20}
.tab{flex:1;display:flex;align-items:center;justify-content:center;color:var(--sub);font-size:13px;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.tab.active{color:var(--primary);font-weight:600}

/* 通用卡片 */
.card{background:var(--card);border-radius:16px;padding:16px;margin-bottom:14px;box-shadow:0 2px 12px rgba(124,92,252,.06)}
.h2{font-size:18px;font-weight:700;margin:4px 0 12px}
.sec-title{display:flex;justify-content:space-between;align-items:center;margin:22px 0 12px}
.sec-title .st-b{font-size:17px;font-weight:700}
.sec-title .st-s{font-size:12px;color:var(--sub)}

/* 首页 Hero */
.hero{background:linear-gradient(135deg,#7c5cfc,#a78bfa);color:#fff;border-radius:18px;padding:26px 20px;margin-bottom:18px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;right:-20px;top:-20px;width:120px;height:120px;background:rgba(255,255,255,.1);border-radius:50%}
.hero .brand{font-size:13px;opacity:.85;margin-bottom:10px;letter-spacing:1px}
.hero .title{font-size:24px;font-weight:800;line-height:1.25;margin-bottom:6px}
.hero .desc{font-size:13px;opacity:.9;line-height:1.6;margin:10px 0 14px}
.hero .free-tag{display:inline-block;background:rgba(255,255,255,.2);border-radius:999px;padding:6px 14px;font-size:12px}

/* 创作中心 */
.feature-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.feature{background:#fff;border-radius:16px;padding:16px 8px;text-align:center;box-shadow:0 2px 12px rgba(124,92,252,.06);cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1);transition:transform .1s}
.feature:active{transform:scale(.97)}
.feature.main{background:linear-gradient(135deg,#efeaff,#fff);border:1px solid #e0d8ff}
.feature .dot{font-size:32px;margin-bottom:6px}
.feature .ftitle{font-size:14px;font-weight:700}
.feature .fsub{font-size:11px;color:var(--sub);margin-top:4px}

/* 热门风格 */
.style-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.style-card{background:#fff;border-radius:16px;padding:16px 6px;text-align:center;box-shadow:0 2px 12px rgba(124,92,252,.06);cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.style-card:active{transform:scale(.97)}
.style-card .thumb{width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,#efeaff,#f5f1ff);display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 8px}
.style-card .name{font-size:13px;font-weight:600}

/* 首页最近作品 */
.home-works{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:14px}
.hw-item{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.05);cursor:pointer;aspect-ratio:1/1}
.hw-item img{width:100%;height:100%;object-fit:cover;display:block}
.home-tip{margin-top:8px}

/* 按钮 / 输入 */
.field{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px;margin-bottom:12px;outline:none}
.field:focus{border-color:var(--primary)}
.row{display:flex;gap:10px;align-items:center}
.flex1{flex:1;margin-bottom:0}
.btn-primary{width:100%;background:var(--primary);color:#fff;border:none;border-radius:14px;padding:14px;font-size:16px;font-weight:600;margin-top:6px;cursor:pointer}
.btn-primary:disabled{opacity:.6;cursor:default}
.btn-primary:active{background:var(--primary-d)}
.btn-ghost{width:100%;background:transparent;color:var(--sub);border:none;padding:12px;font-size:14px;margin-top:4px;cursor:pointer}
.btn-mini{background:#efeaff;color:var(--primary);border:none;border-radius:10px;padding:10px 12px;font-size:13px;white-space:nowrap;cursor:pointer}
.btn-mini:disabled{opacity:.5}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 14px}
.chip{padding:9px 14px;border-radius:999px;background:#f0eef7;color:var(--text);font-size:13px;border:1px solid transparent;cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.chip.on{background:var(--primary);color:#fff}
.section-title{font-size:14px;color:var(--sub);margin:14px 0 4px;font-weight:600}
.upload-box{margin:10px auto;border:2px dashed var(--line);border-radius:16px;width:100%;max-width:320px;aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;color:var(--sub);position:relative;overflow:hidden;background:#faf9ff;cursor:pointer}
.upload-box img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block;border-radius:10px}
.upload-box .redot{position:absolute;right:10px;bottom:10px;background:rgba(43,36,64,.7);color:#fff;font-size:12px;padding:5px 12px;border-radius:999px;pointer-events:none}

/* 图片加载骨架屏 */
img{background:linear-gradient(90deg,#f0eef7 25%,#e8e5f2 50%,#f0eef7 75%);background-size:200% 100%}
img:not([loaded]){animation:shimmer 1.4s infinite}
img[loaded]{animation:none;background:transparent}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.ai-flag{display:inline-block;font-size:11px;color:var(--primary);border:1px solid var(--primary);border-radius:6px;padding:2px 6px;margin-left:6px;vertical-align:middle}

/* 作品页 */
.empty-box{text-align:center;padding:60px 20px}
.empty-box .e-emoji{font-size:48px;margin-bottom:12px}
.empty-box .e-title{font-size:18px;font-weight:700;margin-bottom:8px}
.empty-box .e-sub{color:var(--sub);font-size:13px;margin-bottom:20px}
.works-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.work-item{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.05);cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.work-item.processing{opacity:.85}
.work-item.failed{opacity:.7}
.wimg-wrap{position:relative;width:100%;aspect-ratio:1/1;background:#f5f4fa;overflow:hidden}
.wimg-wrap img{width:100%;height:100%;object-fit:cover;display:block}
.wimg-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:40px;background:#f0eef7}
.wstatus{position:absolute;left:8px;top:8px;background:rgba(0,0,0,.6);color:#fff;font-size:11px;padding:4px 10px;border-radius:999px}
.work-item.failed .wstatus{background:rgba(220,38,38,.85)}
.work-item.processing .wstatus{background:var(--primary)}
.winfo{display:flex;justify-content:space-between;align-items:center;padding:10px}
.wtag{font-size:12px;color:var(--primary);background:#efeaff;padding:3px 8px;border-radius:999px}
.wtime{font-size:11px;color:var(--sub)}
.works-hint{text-align:center;color:var(--sub);font-size:12px;padding:10px 0 20px}

/* 结果页 */
.preview-img{width:100%;border-radius:14px;display:block;margin:10px 0}
.result-mask{position:fixed;inset:0;background:rgba(0,0,0,.85);display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:50;padding:20px}
.result-mask.hidden{display:none}
.result-mask img{max-width:90%;max-height:70%;border-radius:12px}
.save-scroll{max-width:100%;max-height:68vh;overflow-y:auto;display:flex;flex-direction:column;align-items:center;gap:14px;padding:10px 0}
.save-img-wrap{position:relative;max-width:90%}
.save-img-wrap img{display:block;max-width:100%;max-height:55vh;border-radius:12px;object-fit:contain;background:#000}
.save-img-tip{position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.5);color:#fff;font-size:11px;padding:4px 10px;border-radius:999px;pointer-events:none}
.save-hint{position:absolute;bottom:66px;left:50%;transform:translateX(-50%);color:#fff;background:rgba(0,0,0,.45);padding:8px 18px;border-radius:999px;font-size:13px;white-space:nowrap}
.save-close{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);background:#fff;color:#333;border:none;padding:10px 32px;border-radius:999px;font-size:15px;font-weight:600;cursor:pointer;-webkit-tap-highlight-color:transparent}
/* 微信内保存引导：全屏大图 + 大字提示长按 */
.wx-save-mask{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:60;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}
.wx-save-tip{position:absolute;top:max(18px,env(safe-area-inset-top));left:0;right:0;text-align:center;color:#fff;font-size:16px;font-weight:600;padding:12px 20px;line-height:1.5;background:linear-gradient(180deg,rgba(0,0,0,.5),rgba(0,0,0,0));pointer-events:none}
.wx-save-scroll{width:100%;max-width:420px;max-height:74vh;overflow-y:auto;display:flex;flex-direction:column;align-items:center;gap:16px}
.wx-save-imgwrap{position:relative;max-width:100%}
.wx-save-imgwrap img{display:block;width:100%;max-width:100%;border-radius:8px;background:#000}
.wx-save-close{position:absolute;bottom:max(18px,env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);background:#07c160;color:#fff;border:none;padding:11px 40px;border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;-webkit-tap-highlight-color:transparent}
.spinner{width:38px;height:38px;border:4px solid #eee;border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin:30px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.center-tip{text-align:center;color:var(--sub);padding:40px 0;font-size:14px}
.gen-note{margin:18px auto 4px;max-width:280px;background:#f4f1ff;border-radius:12px;padding:12px 14px;font-size:12px;line-height:1.7;color:var(--sub);text-align:left}
.gen-note b{color:var(--primary)}
.result-failed{text-align:center;padding:30px 20px}
.result-failed .rf-icon{font-size:48px;margin-bottom:10px}
.result-failed .rf-title{font-size:20px;font-weight:700;color:var(--text);margin-bottom:12px}
.result-failed .rf-reason{color:#dc2626;background:#fff0f0;border-radius:10px;padding:12px 14px;font-size:14px;margin-bottom:12px;word-break:break-all}
.result-failed .rf-tip{color:var(--sub);font-size:12px;margin-bottom:20px}

/* 我的页 */
.me-head{background:#fff;border-radius:16px;padding:18px 16px;margin-bottom:14px;display:flex;align-items:center;gap:14px;box-shadow:0 2px 12px rgba(124,92,252,.06)}
.me-ava{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#efeaff,#f5f1ff);display:flex;align-items:center;justify-content:center;font-size:28px;cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.me-info{flex:1}
.mname{font-size:18px;font-weight:700;margin-bottom:4px}
.msub{font-size:13px;color:var(--sub)}
.credit-card{background:linear-gradient(135deg,#7c5cfc,#a78bfa);color:#fff;border-radius:16px;padding:20px;margin-bottom:14px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 16px rgba(124,92,252,.25)}
.credit-card .num{font-size:36px;font-weight:800}
.credit-card .lab{font-size:13px;opacity:.9;margin-top:2px}
.credit-card .buy{background:rgba(255,255,255,.2);border-radius:999px;padding:8px 18px;font-size:14px;font-weight:600;cursor:pointer}
.pack-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.pack{background:#fff;border-radius:14px;padding:14px 8px;text-align:center;box-shadow:0 2px 12px rgba(124,92,252,.06);position:relative;cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.pack.hot{border:1px solid var(--primary);background:#faf8ff}
.pack .hotag{position:absolute;top:-1px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;font-size:10px;padding:3px 10px;border-radius:0 0 8px 8px}
.pack .p-count{font-size:20px;font-weight:800;color:var(--text)}
.pack .p-label{font-size:11px;color:var(--sub);margin:4px 0}
.pack .p-price{font-size:15px;font-weight:700;color:var(--primary);margin-top:4px}
.me-list{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 2px 12px rgba(124,92,252,.06);margin-bottom:14px}
.me-item{display:flex;justify-content:space-between;align-items:center;padding:15px 16px;border-bottom:1px solid var(--line);font-size:15px;cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.me-item:last-child{border-bottom:none}
.me-item .mi-r{color:var(--sub);font-size:13px}
.me-foot{text-align:center;color:var(--sub);font-size:12px;padding:8px 0;cursor:pointer}
.version{text-align:center;color:var(--sub);font-size:11px;padding-bottom:20px}

/* 消费记录 */
.credit-summary{text-align:center;padding:22px 16px}
.credit-big{font-size:36px;font-weight:800;color:var(--primary)}
.credit-list{padding:0;overflow:hidden}
.credit-item{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line)}
.credit-item:last-child{border-bottom:none}
.ci-reason{font-size:14px;margin-bottom:4px}
.ci-time{font-size:11px;color:var(--sub)}
.ci-change{font-size:18px;font-weight:700}
.ci-change.plus{color:var(--green)}
.ci-change.minus{color:var(--text)}

/* 登录弹窗 */
.mask{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:flex-end;justify-content:center;z-index:60}
.mask.hidden{display:none}
.sheet{background:#fff;width:100%;max-width:480px;border-radius:18px 18px 0 0;padding:20px}
.sheet h3{margin:0 0 4px}
.sheet .tip{color:var(--sub);font-size:12px;margin:0 0 14px}
.hidden{display:none!important}
.toast{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.8);color:#fff;padding:10px 18px;border-radius:10px;font-size:14px;z-index:99}

/* 九宫格表情包结果 */
.sticker-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:10px 0}
.sticker-grid img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:8px;display:block}

/* 生图记录 */
.record-list{padding:0;overflow:hidden}
.record-item{display:flex;justify-content:space-between;align-items:flex-start;padding:14px 16px;border-bottom:1px solid var(--line);cursor:pointer;-webkit-tap-highlight-color:rgba(124,92,252,.1)}
.record-item:last-child{border-bottom:none}
.record-item:active{background:#faf9ff}
.ri-left{flex:1;min-width:0}
.ri-name{font-size:15px;font-weight:700;margin-bottom:4px}
.ri-detail{font-size:13px;color:var(--primary);background:#efeaff;display:inline-block;padding:2px 10px;border-radius:999px;margin-bottom:4px}
.ri-time{font-size:12px;color:var(--sub);margin-bottom:4px}
.ri-error{font-size:12px;color:var(--red);background:#fff0f0;border-radius:8px;padding:6px 10px;margin-top:4px;word-break:break-all}
.ri-status{font-size:13px;font-weight:600;padding:4px 10px;border-radius:999px;white-space:nowrap;margin-left:10px}
.ri-status.success{color:var(--green);background:#e6f9f3}
.ri-status.failed{color:#fff;background:var(--red)}
.ri-status.processing{color:var(--primary);background:#efeaff}

/* 响应式小屏 */
@media (max-width:360px){
  .hero .title{font-size:21px}
  .feature .ftitle{font-size:13px}
  .pack .p-count{font-size:18px}
}