:root{font-family:Plus Jakarta Sans,Microsoft YaHei,PingFang SC,system-ui,sans-serif;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:geometricPrecision;--bg: #f6f7f9;--bg-soft: #fbfbfc;--surface: #ffffff;--surface-soft: #f4f5f7;--text: #0b1220;--muted: #6b7280;--muted-soft: #9ca3af;--border: #e5e7eb;--border-soft: #eef0f3;--accent: #4f46e5;--accent-deep: #4338ca;--accent-soft: #eef2ff;--accent-mist: #f5f6ff;--accent-glow: rgba(79, 70, 229, .16);--success: #059669;--success-soft: #ecfdf5;--danger: #dc2626;--danger-soft: #fef2f2;--warning: #b45309;--warning-soft: #fffbeb;--radius-xl: 20px;--radius-lg: 16px;--radius-md: 12px;--radius-sm: 10px;--radius-pill: 999px;--shadow-soft: 0 1px 2px rgba(15, 23, 42, .04), 0 2px 8px rgba(15, 23, 42, .04);--shadow: 0 6px 24px rgba(15, 23, 42, .08);--shadow-card: 0 1px 2px rgba(15, 23, 42, .04);--font-display: "Plus Jakarta Sans", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(99,102,241,.1),transparent 60%),linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%);background-attachment:fixed}button,input,textarea{font:inherit}button{border:0}a{color:inherit}.app-shell{min-height:100vh;display:flex;flex-direction:column}.site-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;width:min(1120px,calc(100% - 32px));min-height:60px;margin:0 auto;padding:10px 0;background:#ffffffb8;border-bottom:1px solid var(--border-soft);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}.brand-mark{display:grid;place-items:center;width:36px;height:36px;color:#fff;background:linear-gradient(150deg,#6366f1,var(--accent-deep));border-radius:var(--radius-md);box-shadow:0 4px 12px var(--accent-glow)}.brand-copy{display:grid;gap:0}.brand-copy strong{font-size:15px;font-weight:800;letter-spacing:-.03em;color:var(--text)}.brand-copy small{color:var(--muted);font-size:12px;font-weight:500}.header-actions{display:flex;align-items:center;gap:10px}.language-switch{display:inline-flex;align-items:center;gap:2px;height:36px;padding:3px;color:var(--muted);border-radius:var(--radius-pill);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--border)}.language-switch button{min-width:34px;height:28px;cursor:pointer;color:var(--muted);border-radius:var(--radius-pill);background:transparent;font-size:12px;font-weight:700}.language-switch button.active{color:#fff;background:var(--accent);box-shadow:0 2px 8px var(--accent-glow)}main{flex:1;width:min(1120px,calc(100% - 32px));margin:0 auto;padding:40px 0 0}.hero{display:flex;flex-direction:column;align-items:flex-start;gap:14px;width:100%;max-width:720px;margin-bottom:32px;padding:0 2px}.hero-copy{max-width:36rem}.hero-copy h1{margin:0;color:var(--text);font-family:var(--font-display);font-size:clamp(1.85rem,3.6vw,2.6rem);font-weight:800;line-height:1.12;letter-spacing:-.04em}.hero-copy h1 em{display:inline;font-style:normal;background:linear-gradient(110deg,var(--accent),#818cf8);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-copy p{margin:14px 0 0;color:var(--muted);font-size:16px;line-height:1.65;max-width:34rem}.hero-chips{display:flex;flex-wrap:wrap;gap:8px}.hero-chip{display:inline-flex;align-items:center;gap:6px;min-height:30px;padding:0 12px;color:var(--accent-deep);font-size:12px;font-weight:600;border-radius:var(--radius-pill);background:var(--accent-soft)}.hero-chip--muted{color:var(--muted);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--border)}.tool-flow{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:24px;align-items:start;width:100%}.tool-flow>.search-panel{position:sticky;top:84px}.result-section{display:flex;flex-direction:column;gap:14px;min-height:320px}.ui-card{color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-card)}.ui-card-header{display:flex;flex-direction:column;gap:6px;padding:22px 22px 0}.ui-card-title{margin:0;font-size:17px;font-weight:800;letter-spacing:-.02em}.ui-card-description{margin:0;color:var(--muted);font-size:13.5px;line-height:1.55}.ui-card-content{padding:18px 22px 22px}.ui-card-footer{display:flex;gap:12px;padding:0 22px 22px}.ui-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;cursor:pointer;border-radius:var(--radius-md);font-size:14px;font-weight:700;text-decoration:none;transition:transform .12s ease,box-shadow .12s ease,background .12s ease}.ui-button:hover:not(:disabled){transform:translateY(-1px)}.ui-button:active:not(:disabled){transform:translateY(0)}.ui-button:disabled{cursor:not-allowed;opacity:.5}.ui-button-default{color:#fff;background:var(--accent);box-shadow:0 4px 14px var(--accent-glow)}.ui-button-default:hover:not(:disabled){background:var(--accent-deep)}.ui-button-secondary{color:var(--accent-deep);background:var(--accent-soft)}.ui-button-secondary:hover:not(:disabled){background:var(--accent-mist)}.ui-button-outline{color:var(--text);background:var(--surface);box-shadow:inset 0 0 0 1px var(--border)}.ui-button-outline:hover:not(:disabled){background:var(--surface-soft)}.ui-button-sm{min-height:36px;padding:0 14px;font-size:13px;border-radius:var(--radius-sm)}.ui-button-icon{width:38px;min-height:38px;padding:0;border-radius:var(--radius-pill)}.brand-mark svg,.ui-button svg,.ui-badge svg,.ui-alert svg,.profile-meta svg,.hero-chip svg,.language-switch svg,.empty-icon svg,.bulk-fail-icon svg{width:17px;height:17px;flex:0 0 auto}.ui-input,.ui-textarea{width:100%;color:var(--text);border:0;outline:0;background:var(--surface-soft);font-size:15px;border-radius:var(--radius-md);box-shadow:inset 0 0 0 1px var(--border)}.ui-input{height:44px;padding:0 14px}.ui-textarea{min-height:140px;padding:14px;resize:vertical;line-height:1.55}.ui-input::placeholder,.ui-textarea::placeholder{color:var(--muted-soft)}.ui-input:focus,.ui-textarea:focus{box-shadow:inset 0 0 0 2px var(--accent),0 0 0 4px var(--accent-glow);background:var(--surface)}.ui-badge{display:inline-flex;align-items:center;gap:5px;width:max-content;min-height:24px;padding:0 10px;border-radius:var(--radius-pill);font-size:12px;font-weight:700}.ui-badge-outline{color:var(--muted);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--border)}.ui-badge-secondary{color:var(--warning);background:var(--warning-soft)}.ui-badge-success{color:var(--success);background:var(--success-soft)}.ui-badge-destructive{color:var(--danger);background:var(--danger-soft)}.ui-tabs{display:flex}.ui-tabs-list{display:inline-flex;gap:4px;padding:4px;border-radius:var(--radius-md);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--border)}.ui-tabs-trigger{display:inline-flex;align-items:center;gap:8px;min-width:100px;height:36px;padding:0 14px;cursor:pointer;color:var(--muted);border-radius:var(--radius-sm);background:transparent;font-size:13px;font-weight:700}.ui-tabs-trigger.is-active{color:var(--text);background:var(--surface);box-shadow:var(--shadow-soft)}.ui-avatar{position:relative;display:inline-flex;flex-shrink:0;align-items:center;justify-content:center;width:44px;height:44px;overflow:hidden;border-radius:var(--radius-pill);background:var(--accent-soft)}.ui-avatar-image{position:absolute;inset:0;z-index:2;width:100%;height:100%;object-fit:cover;border-radius:inherit}.ui-avatar-fallback{position:absolute;inset:0;z-index:1;display:grid;place-items:center;width:100%;height:100%;color:var(--accent-deep);font-weight:800;font-size:14px;border-radius:inherit;background:var(--accent-soft)}.ui-alert{display:grid;grid-template-columns:22px 1fr;gap:12px;align-items:start;padding:14px 16px;border-radius:var(--radius-md);border:1px solid transparent}.ui-alert svg{margin-top:1px}.ui-alert-success{color:var(--success);background:var(--success-soft);border-color:#d1fae5}.ui-alert-warning{color:var(--warning);background:var(--warning-soft);border-color:#fde68a}.ui-alert-destructive{color:var(--danger);background:var(--danger-soft);border-color:#fecaca}.ui-alert strong{display:block;color:var(--text);font-size:14px}.ui-alert p{margin:4px 0 0;color:var(--muted);line-height:1.5;font-size:13px}.search-panel{width:100%}.check-form{display:flex;flex-direction:column;gap:12px;margin-top:14px}.field-label,.package-label{color:var(--muted);font-size:12px;font-weight:700}.input-group{display:grid;grid-template-columns:40px minmax(0,1fr) auto;gap:6px;align-items:center;padding:5px 5px 5px 6px;border-radius:var(--radius-md);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--border);transition:box-shadow .12s ease,background .12s ease}.input-group:focus-within{box-shadow:inset 0 0 0 2px var(--accent),0 0 0 4px var(--accent-glow);background:var(--surface)}.input-prefix{display:grid;place-items:center;width:34px;height:34px;color:var(--accent);border-radius:var(--radius-sm);background:var(--accent-soft);font-size:15px;font-weight:800}.input-group .ui-input{height:40px;border:0;box-shadow:none;padding:0;background:transparent;border-radius:0}.input-group .ui-input:focus{box-shadow:none}.input-group .ui-button{flex-shrink:0}.examples{display:flex;align-items:center;flex-wrap:wrap;gap:6px;color:var(--muted);font-size:12.5px}.examples button{height:28px;padding:0 10px;cursor:pointer;color:var(--accent-deep);border-radius:var(--radius-pill);background:var(--accent-soft);font-family:ui-monospace,Consolas,monospace;font-size:11.5px;font-weight:600;transition:background .12s ease}.examples button:hover{background:var(--accent-mist)}.form-footer{display:flex;align-items:center;justify-content:space-between;gap:12px}.form-footer span{display:grid;place-items:center;min-width:38px;height:38px;color:var(--accent-deep);border-radius:var(--radius-md);font-weight:800;font-size:13px;background:var(--accent-soft)}.section-heading{margin-bottom:4px}.section-heading span{color:var(--muted);font-size:12px;font-weight:700;letter-spacing:.06em}.result-stack{display:grid;gap:12px}.empty-state{display:grid;place-items:center;gap:10px;padding:56px 24px;text-align:center;border:1px dashed var(--border);border-radius:var(--radius-xl);background:var(--bg-soft)}.empty-state .empty-icon{display:grid;place-items:center;width:44px;height:44px;color:var(--accent);background:var(--accent-soft);border-radius:var(--radius-pill)}.empty-state strong{color:var(--text);font-size:15px;font-weight:700}.empty-state p{margin:0;color:var(--muted);font-size:13px;max-width:24rem;line-height:1.55}.error-card .ui-alert{margin-top:0}.error-detail{display:grid;gap:4px;margin-top:12px;padding:14px 16px;border-radius:var(--radius-md);background:var(--danger-soft)}.error-detail span{color:var(--danger);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.error-detail p,.error-detail strong{margin:0;color:#7f1d1d;line-height:1.5;word-break:break-word;font-size:13px}.profile-card{overflow:hidden}.profile-banner{height:96px;background:linear-gradient(135deg,#6366f173,#a78bfabf),linear-gradient(135deg,#eef2ff,#f5f6ff);background-position:center;background-size:cover}.profile-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;min-height:48px;padding-top:4px}.profile-avatar.ui-avatar{width:84px;height:84px;margin-top:-48px;border:3px solid var(--surface);border-radius:var(--radius-pill);box-shadow:var(--shadow-soft);background:var(--accent-soft)}.profile-avatar .ui-avatar-fallback{font-size:26px}.profile-name{display:flex;align-items:center;gap:6px}.profile-name h2{margin:0;font-size:19px;font-weight:800;letter-spacing:-.02em}.verified-icon{color:var(--accent)}.handle{display:inline-block;margin-top:4px;color:var(--muted);text-decoration:none;font-size:13.5px}.handle:hover{text-decoration:underline}.bio{margin:12px 0 0;line-height:1.55;font-size:14px}.profile-meta,.profile-counts{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px;color:var(--muted);font-size:13px}.profile-meta span{display:inline-flex;align-items:center;gap:6px}.profile-counts strong{color:var(--text);font-weight:700}.profile-card .ui-alert{margin-top:16px}.result-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:8px}.order-panel{display:grid;gap:14px;padding:20px;border:1px solid var(--border);border-radius:var(--radius-xl);background:linear-gradient(165deg,#ffffff 0%,var(--accent-mist) 100%);box-shadow:var(--shadow-card)}.order-heading{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.order-heading h2{margin:0;font-size:1.1rem;font-weight:800;letter-spacing:-.02em}.order-heading p{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.55}.package-list{display:grid;gap:8px}.package-option{display:grid;grid-template-columns:28px minmax(0,1fr) auto;align-items:center;gap:12px;min-height:64px;padding:12px 14px;cursor:pointer;text-align:left;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);transition:border-color .12s ease,background .12s ease,box-shadow .12s ease}.package-option:hover{border-color:var(--accent)}.package-option.is-active{background:var(--accent-soft);border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.package-radio{display:grid;place-items:center;width:22px;height:22px;color:#fff;border-radius:var(--radius-pill);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--border)}.package-option.is-active .package-radio{background:var(--accent);box-shadow:none}.package-copy strong{font-size:14px;font-weight:700}.package-copy small{color:var(--muted);font-size:12px}.package-price{font-size:20px;font-weight:800;color:var(--accent-deep);letter-spacing:-.02em}.order-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.qq-order-button,.qq-copy-button{min-height:44px;border-radius:var(--radius-md)}.qq-order-button{color:#fff;background:linear-gradient(145deg,#34d399,var(--success));box-shadow:0 4px 14px #05966938}.qq-copy-button{color:var(--accent-deep);background:var(--surface);box-shadow:inset 0 0 0 1px var(--border)}.bulk-results .ui-card-content{display:grid;gap:6px;max-height:min(70vh,520px);overflow-y:auto}.bulk-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;position:sticky;top:0;z-index:1;padding:8px;margin-bottom:4px;border-radius:var(--radius-md);background:color-mix(in srgb,var(--surface) 92%,transparent);box-shadow:inset 0 0 0 1px var(--border-soft);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.bulk-actions span{min-width:0;color:var(--muted);font-size:12.5px;font-weight:700}.bulk-actions .ui-button{flex-shrink:0}.bulk-row{display:grid;grid-template-columns:40px minmax(0,1fr) auto;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-md);background:var(--surface-soft);box-shadow:inset 0 0 0 1px var(--border-soft)}.bulk-row div{display:grid;gap:2px;min-width:0}.bulk-row strong,.bulk-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bulk-row strong{font-size:13.5px;font-weight:700}.bulk-row span{color:var(--muted);font-size:12px}.bulk-row.is-error{background:var(--danger-soft);box-shadow:inset 0 0 0 1px #fecaca}.bulk-fail-icon{display:grid;place-items:center;width:40px;height:40px;color:var(--danger);background:#fee2e2;border-radius:var(--radius-pill)}.steps-section{margin:56px 0 40px}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.step-card{border-radius:var(--radius-lg)}.step-card .ui-card-header{padding-bottom:20px}.step-card .ui-badge{width:max-content}.step-card .ui-card-title{font-size:15px;margin-top:4px}footer{display:grid;justify-items:center;gap:6px;padding:26px 20px 32px;color:var(--muted);border-top:1px solid var(--border-soft)}footer strong{font-size:14px;font-weight:800;color:var(--text)}footer p{margin:0;text-align:center;font-size:12px;line-height:1.6;max-width:440px}.toast{position:fixed;right:18px;bottom:18px;z-index:20;padding:11px 16px;color:var(--text);border-radius:var(--radius-md);background:var(--surface);box-shadow:var(--shadow);border:1px solid var(--border);font-weight:700;font-size:13px}.spin{animation:spin .85s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition:none!important}}@media(max-width:880px){.tool-flow{grid-template-columns:1fr;gap:16px}.tool-flow>.search-panel{position:static}.result-section{min-height:0}}@media(max-width:640px){.site-header,main{width:calc(100% - 24px)}.brand-copy small,.header-action-label{display:none}.ui-card-header,.ui-card-content,.order-panel{padding-left:18px;padding-right:18px}.input-group{grid-template-columns:38px minmax(0,1fr)}.input-group .ui-button{grid-column:1 / -1;width:100%}.order-heading{display:grid}.order-actions{grid-template-columns:1fr}.package-option{grid-template-columns:26px minmax(0,1fr)}.package-price{grid-column:2}.bulk-row{grid-template-columns:40px minmax(0,1fr)}.bulk-actions{align-items:stretch;flex-direction:column}.bulk-actions .ui-button{width:100%}.bulk-row .ui-badge{grid-column:1 / -1}.steps-grid{grid-template-columns:1fr}.hero{margin-bottom:24px}}