:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--ui-bg:#f7f8fc;--ui-surface:#fff;--ui-surface-alt:#f9fafb;--ui-border:#eee;--ui-text:#1a1a1a;--ui-text-secondary:#666;--ui-text-tertiary:#999;--ui-primary:#f97316;--ui-primary-dark:#ea580c;--ui-primary-light:#fb923c;--ui-primary-soft:#fff7ed;--ui-blue:#3b82f6;--ui-blue-soft:#eff6ff;--ui-teal:#14b8a6;--ui-teal-soft:#ecfdf5;--ui-purple:#8b5cf6;--ui-purple-soft:#f5f3ff;--ui-pink:#ec4899;--ui-green:#22c55e;--ui-green-soft:#ecfdf5;--ui-red:#ef4444;--ui-red-soft:#fef2f2;--ui-yellow-soft:#fefce8;--ui-discord:#5865f2;--ui-telegram:#29a9eb;--ui-feishu:#3370ff;--ui-radius:20px;--ui-radius-lg:28px;--ui-max:1140px;--ui-shadow:0 10px 30px #0000000a;--ui-shadow-soft:0 4px 16px #00000008;--ui-shadow-hover:0 16px 40px #00000012;--font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe 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24px}.landing-nav-inner{justify-content:space-between;align-items:center;height:64px;display:flex}.landing-logo{color:var(--ui-text);align-items:center;gap:10px;font-size:1.05rem;font-weight:700;display:flex}.landing-logo-mark{color:#fff;background:linear-gradient(135deg,#fb923c,#f97316);border-radius:12px;place-items:center;width:36px;height:36px;font-size:.72rem;font-weight:800;display:grid;box-shadow:0 6px 16px #f9731659}.landing-nav-links{align-items:center;gap:28px;display:flex}.landing-nav-links a:not(.btn-primary){color:var(--ui-text-secondary);font-size:.92rem;font-weight:500;transition:color .2s}.landing-nav-links a:not(.btn-primary):hover{color:var(--ui-text)}.btn{cursor:pointer;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:10px 22px;font-size:.92rem;font-weight:600;transition:transform .15s,box-shadow .2s;display:inline-flex}.btn:active{transform:scale(.98)}.btn-primary{background:linear-gradient(135deg,var(--ui-primary-light),var(--ui-primary));box-shadow:0 8px 22px #f9731659;color:#fff!important}.btn-primary:hover{box-shadow:0 12px 28px #f973166b;color:#fff!important}.btn-ghost{background:var(--ui-surface);border-color:var(--ui-border);color:var(--ui-text);box-shadow:var(--ui-shadow-soft)}.btn-ghost:hover{background:var(--ui-surface-alt)}.hero{text-align:center;padding:80px 0 64px;position:relative}.hero-badge{background:var(--ui-green-soft);color:#15803d;border:none;border-radius:999px;align-items:center;gap:8px;margin-bottom:28px;padding:7px 16px;font-size:.82rem;font-weight:600;display:inline-flex}.hero-badge-dot{background:var(--ui-green);border-radius:50%;width:8px;height:8px}.hero h1{max-width:820px;color:var(--ui-text);margin:0 auto 20px;font-size:clamp(2.4rem,5.5vw,3.8rem);line-height:1.1}.hero-gradient-text{background:linear-gradient(135deg,var(--ui-blue)0%,var(--ui-purple)50%,var(--ui-primary)100%);color:#0000;-webkit-background-clip:text;background-clip:text}.hero p{max-width:560px;color:var(--ui-text-secondary);margin:0 auto 36px;font-size:1.06rem;line-height:1.75}.hero-actions{flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:56px;display:flex}.platform-flow{border-radius:var(--ui-radius-lg);background:var(--ui-surface);max-width:760px;box-shadow:var(--ui-shadow);border:none;justify-content:center;align-items:center;gap:clamp(12px,4vw,40px);margin:0 auto;padding:32px 28px;display:flex;position:relative}.platform-showcase{border-radius:var(--ui-radius-lg);background:var(--ui-surface);max-width:720px;box-shadow:var(--ui-shadow);flex-wrap:wrap;justify-content:center;align-items:center;gap:clamp(8px,1.5vw,14px);margin:0 auto;padding:clamp(12px,2vw,18px) clamp(10px,2vw,16px);display:flex}.platform-pair{background:linear-gradient(180deg,#fff 0%,var(--ui-surface-alt)100%);box-shadow:var(--ui-shadow-soft);border:1px solid #94a3b82e;border-radius:11px;align-items:center;gap:0;padding:7px 9px;display:flex}.platform-pair-icon{background:var(--ui-surface-alt);z-index:2;border-radius:10px;place-items:center;width:clamp(28px,6vw,34px);height:clamp(28px,6vw,34px);display:grid;position:relative;overflow:hidden;box-shadow:inset 0 0 0 1px #94a3b81f}.platform-pair-icon img{object-fit:cover;width:100%;height:100%}.platform-pair-icon 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#f97316;border-radius:50%;width:6px;height:6px;animation:1.8s linear infinite pairBeamTravel;position:absolute;top:50%;left:8%;transform:translate(-50%,-50%);box-shadow:0 0 7px #f97316d9}.platform-pair-beam-dot-reverse{animation-name:pairBeamTravelReverse;animation-delay:.9s}@keyframes pairBeamTravel{0%{opacity:0;left:8%}8%{opacity:1}92%{opacity:1}to{opacity:0;left:92%}}@keyframes pairBeamTravelReverse{0%{opacity:0;left:92%}8%{opacity:1}92%{opacity:1}to{opacity:0;left:8%}}@keyframes pairBeamPulse{0%,to{opacity:.45}50%{opacity:1}}.platform-icon{background:var(--ui-surface-alt);width:clamp(56px,12vw,72px);height:clamp(56px,12vw,72px);box-shadow:var(--ui-shadow-soft);z-index:2;border:none;border-radius:22px;place-items:center;display:grid;position:relative}.platform-icon svg{width:36px;height:36px}.platform-icon.discord{color:var(--ui-discord);background:#eef2ff}.platform-icon.telegram{color:var(--ui-telegram);background:#eff6ff}.platform-icon.feishu{color:var(--ui-feishu);background:#eff6ff}.platform-center{color:#fff;z-index:2;background:linear-gradient(135deg,#fb923c,#f97316);border-radius:18px;place-items:center;width:52px;height:52px;font-size:.7rem;font-weight:800;display:grid;box-shadow:0 8px 20px #f9731659}.flow-beam{background:linear-gradient(90deg,#0000,#f9731659,#0000);height:2px;animation:2.5s ease-in-out infinite beamPulse;position:absolute;top:50%}.flow-beam-left{left:18%;right:50%}.flow-beam-right{animation-delay:.6s;left:50%;right:18%}@keyframes beamPulse{0%,to{opacity:.35}50%{opacity:1}}.landing-section{padding:64px 0}.landing-section-alt{background:var(--ui-surface)}.landing-section h2{text-align:center;margin:0 0 12px;font-size:clamp(1.75rem,4vw,2.35rem)}.section-desc{text-align:center;color:var(--ui-text-secondary);max-width:520px;margin:0 auto 40px;line-height:1.75}.integration-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;display:grid}.integration-card{border-radius:var(--ui-radius);background:var(--ui-surface);box-shadow:var(--ui-shadow);border:none;padding:24px;transition:transform .2s,box-shadow .2s}.integration-card:hover{box-shadow:var(--ui-shadow-hover);transform:translateY(-3px)}.integration-card h3{margin:12px 0 6px;font-size:1rem}.integration-card p{color:var(--ui-text-secondary);margin:0;font-size:.88rem;line-height:1.65}.integration-route{color:var(--ui-blue);background:var(--ui-blue-soft);border-radius:999px;padding:4px 10px;font-size:.75rem;font-weight:600;display:inline-flex}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;display:grid}.feature-card{border-radius:var(--ui-radius);background:var(--ui-surface);box-shadow:var(--ui-shadow);border:none;padding:28px}.feature-icon{border-radius:50%;place-items:center;width:48px;height:48px;margin-bottom:16px;font-size:1.15rem;display:grid;overflow:hidden}.landing-icon-img{object-fit:contain;width:100%;max-width:36px;height:100%;max-height:36px;display:block}.feature-icon .landing-icon-img{max-width:28px;max-height:28px}.usecase-emoji .landing-icon-img{max-width:36px;max-height:36px}.support-icon .landing-icon-img{max-width:40px;max-height:40px}.feature-grid .feature-card:nth-child(6n+1) .feature-icon{background:var(--ui-teal-soft)}.feature-grid .feature-card:nth-child(6n+2) .feature-icon{background:var(--ui-primary-soft)}.feature-grid .feature-card:nth-child(6n+3) .feature-icon{background:var(--ui-blue-soft)}.feature-grid .feature-card:nth-child(6n+4) .feature-icon{background:var(--ui-purple-soft)}.feature-grid .feature-card:nth-child(6n+5) .feature-icon{background:var(--ui-yellow-soft)}.feature-grid .feature-card:nth-child(6n+6) .feature-icon{background:#fdf2f8}.feature-card h3{margin:0 0 8px;font-size:1.05rem}.feature-card p{color:var(--ui-text-secondary);margin:0;font-size:.9rem;line-height:1.7}.usecase-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.usecase-card{border-radius:var(--ui-radius);background:var(--ui-surface);box-shadow:var(--ui-shadow);border:none;padding:28px}.usecase-emoji{justify-content:center;align-items:center;margin-bottom:12px;font-size:1.8rem;display:flex}.usecase-card p{color:var(--ui-text-secondary);margin:0;font-size:.9rem;line-height:1.7}.support-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;max-width:800px;margin:0 auto;display:grid}.support-card{border-radius:var(--ui-radius-lg);background:var(--ui-surface);box-shadow:var(--ui-shadow-soft);text-align:center;border:1px solid var(--ui-border);padding:28px 24px}.support-icon{justify-content:center;align-items:center;margin-bottom:12px;font-size:2rem;line-height:1;display:flex}.support-card h3{margin:0 0 10px;font-size:1rem;font-weight:700}.support-value{color:var(--ui-text);margin:0;font-size:1.05rem;font-weight:600}.support-link{color:var(--ui-telegram);font-size:1.05rem;font-weight:600;text-decoration:none;display:inline-block}.support-link:hover{text-decoration:underline}.support-qrcode-wrap{aspect-ratio:1;border:1px solid var(--ui-border);background:#fff;border-radius:12px;justify-content:center;align-items:center;width:160px;max-width:100%;margin:0 auto;display:flex;overflow:hidden}.support-qrcode{object-fit:contain;width:100%;height:100%;display:block}.support-admin-preview-wrap{aspect-ratio:1;border:1px solid var(--ui-border);background:#fff;border-radius:10px;justify-content:center;align-items:center;width:96px;height:96px;display:flex;overflow:hidden}.support-admin-preview{object-fit:contain;width:100%;height:100%;display:block}.cta-band{max-width:calc(var(--ui-max) - 48px);border-radius:var(--ui-radius-lg);text-align:center;box-shadow:var(--ui-shadow);background:linear-gradient(135deg,#fff7ed 0%,#eff6ff 55%,#f5f3ff 100%);border:none;margin:24px auto 64px;padding:48px 32px}.cta-band p{color:var(--ui-text-secondary);margin:0 0 28px}.landing-footer{text-align:center;color:var(--ui-text-tertiary);background:var(--ui-surface);padding:32px 24px 48px;font-size:.85rem}.login-shell{background:var(--ui-bg);flex-direction:column;min-height:100vh;display:flex}.login-shell:before{content:"";pointer-events:none;background:radial-gradient(circle at 20% 15%,#3b82f60f,#0000 45%),radial-gradient(circle at 80% 85%,#f973160d,#0000 42%);position:fixed;inset:0}.login-main{flex:1;justify-content:center;align-items:center;padding:48px 24px;display:flex}.login-card{border-radius:var(--ui-radius-lg);background:var(--ui-surface);width:100%;max-width:420px;box-shadow:var(--ui-shadow);border:none;padding:40px 36px}.login-card h1{text-align:center;margin:16px 0 8px;font-size:1.55rem}.login-card .subtitle{text-align:center;color:var(--ui-text-secondary);margin-bottom:28px;font-size:.9rem}.login-form label{color:var(--ui-text-secondary);margin-bottom:6px;font-size:.85rem;font-weight:600;display:block}.login-form input{border:1px solid var(--ui-border);background:var(--ui-surface-alt);width:100%;color:var(--ui-text);border-radius:14px;outline:none;margin-bottom:16px;padding:12px 14px;font-size:.95rem;transition:border-color .2s,box-shadow .2s,background .2s}.login-form input:focus{background:#fff;border-color:#fdba74;box-shadow:0 0 0 3px #f9731626}.login-error{color:var(--ui-red);text-align:center;min-height:20px;margin-bottom:12px;font-size:.85rem}.slider-captcha{margin-bottom:16px}.slider-captcha-board{border:1px solid var(--ui-border);background:#e2e8f0;border-radius:12px;max-width:100%;position:relative;overflow:hidden}.slider-captcha-board.verified{border-color:#86efac}.slider-captcha-success-badge{color:#15803d;pointer-events:none;-webkit-user-select:none;user-select:none;background:#16a34a2e;justify-content:center;align-items:center;font-size:1rem;font-weight:700;display:flex;position:absolute;inset:0}.slider-captcha-bg{object-fit:cover;-webkit-user-select:none;user-select:none;pointer-events:none;width:100%;height:100%;display:block}.slider-captcha-piece{-webkit-user-select:none;user-select:none;pointer-events:none;filter:drop-shadow(0 2px 6px #0f172a40);position:absolute;top:0;left:0}.slider-captcha-refresh{color:#fff;cursor:pointer;background:#0f172a73;border:none;border-radius:999px;width:28px;height:28px;font-size:16px;line-height:1;position:absolute;top:8px;right:8px}.slider-captcha-refresh:hover:not(:disabled){background:#0f172aa6}.slider-captcha-loading{width:100%;height:100%;min-height:160px;color:var(--ui-text-secondary);place-items:center;font-size:.88rem;display:grid}.slider-captcha-track{border:1px solid var(--ui-border);touch-action:none;cursor:grab;background:#f1f5f9;border-radius:999px;height:42px;margin-top:10px;position:relative;overflow:hidden}.slider-captcha-track.dragging{cursor:grabbing}.slider-captcha-track.disabled{opacity:.6}.slider-captcha-track.verified{background:#f0fdf4;border-color:#86efac}.slider-captcha-track.verified .slider-captcha-track-fill{background:linear-gradient(90deg,#bbf7d0,#86efac)}.slider-captcha-track.verified .slider-captcha-track-hint{color:#15803d;font-weight:600}.slider-captcha-track.error .slider-captcha-track-hint{color:#dc2626}.slider-captcha-track.verified .slider-captcha-handle{color:#15803d;background:linear-gradient(#dcfce7,#bbf7d0)}.slider-captcha-track-fill{pointer-events:none;background:linear-gradient(90deg,#ffedd5,#fed7aa);transition:width 50ms linear;position:absolute;top:0;bottom:0;left:0}.slider-captcha-track-hint{color:var(--ui-text-secondary);pointer-events:none;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;font-size:.82rem;display:flex;position:absolute;inset:0}.slider-captcha-handle{width:40px;height:38px;color:var(--ui-primary);z-index:2;-webkit-user-select:none;user-select:none;cursor:grab;background:linear-gradient(#fff,#f8fafc);border:none;border-radius:999px;justify-content:center;align-items:center;font-size:1.1rem;font-weight:700;transition:left 50ms linear;display:flex;position:absolute;top:1px;left:0;box-shadow:0 2px 8px #0f172a2e}.slider-captcha-track.dragging .slider-captcha-handle{cursor:grabbing;transition:none}.login-back{text-align:center;color:var(--ui-text-secondary);margin-top:20px;font-size:.88rem;display:block}.page-shell{background:var(--ui-bg);flex-direction:column;min-height:100vh;display:flex}.page-header{background:var(--ui-surface);border-bottom:1px solid var(--ui-border);justify-content:space-between;align-items:center;gap:16px;height:60px;padding:0 24px;display:flex}.page-header-left{align-items:center;gap:16px;display:flex}.page-header-right{align-items:center;gap:10px;display:flex}.page-main{max-width:var(--ui-max);flex:1;width:100%;margin:0 auto;padding:32px 24px}.card{background:var(--ui-surface);border-radius:var(--ui-radius);box-shadow:var(--ui-shadow);margin-bottom:24px;padding:28px 32px}.card h2{margin:0 0 20px;font-size:1.1rem;font-weight:700}.card h3{color:var(--ui-text-secondary);text-transform:uppercase;letter-spacing:.05em;margin:0 0 16px;font-size:.95rem;font-weight:700}.badge{border-radius:999px;align-items:center;padding:3px 10px;font-size:.78rem;font-weight:600;display:inline-flex}.badge-green{background:var(--ui-green-soft);color:#15803d}.badge-red{background:var(--ui-red-soft);color:#b91c1c}.badge-blue{background:var(--ui-blue-soft);color:#1d4ed8}.badge-gray{color:#6b7280;background:#f3f4f6}.badge-orange{background:var(--ui-primary-soft);color:#c2410c}.vip-banner{border-radius:var(--ui-radius);background:linear-gradient(135deg,#fff7ed,#fef3c7);border:1px solid #fde68a;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;padding:20px 28px;display:flex}.vip-expired-banner{background:var(--ui-red-soft);border-radius:var(--ui-radius);color:#b91c1c;border:1px solid #fca5a5;align-items:center;gap:8px;margin-bottom:24px;padding:16px 24px;font-size:.9rem;display:flex}.data-table{border-collapse:collapse;width:100%;font-size:.88rem}.data-table th{text-align:left;background:var(--ui-surface-alt);color:var(--ui-text-secondary);text-transform:uppercase;letter-spacing:.04em;padding:10px 14px;font-size:.8rem;font-weight:600}.data-table th:first-child{border-radius:10px 0 0 10px}.data-table th:last-child{border-radius:0 10px 10px 0}.data-table td{border-bottom:1px solid var(--ui-border);color:var(--ui-text);padding:12px 14px}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--ui-surface-alt)}.form-row{flex-wrap:wrap;align-items:flex-end;gap:12px;margin-bottom:16px;display:flex}.form-field{flex-direction:column;flex:1;gap:6px;min-width:140px;display:flex}.form-field label{color:var(--ui-text-secondary);font-size:.82rem;font-weight:600}.form-field input,.form-field select{border:1px solid var(--ui-border);background:var(--ui-surface-alt);color:var(--ui-text);border-radius:12px;outline:none;padding:10px 12px;font-size:.9rem;transition:border-color .2s,box-shadow .2s}.form-field input:focus,.form-field select:focus{background:#fff;border-color:#fdba74;box-shadow:0 0 0 3px #f973161f}.plan-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;display:grid}.landing-plan-grid{grid-template-columns:repeat(auto-fit,minmax(220px,260px));justify-content:center;gap:16px;display:grid}.plan-card{background:var(--ui-surface);border:1.5px solid var(--ui-border);border-radius:var(--ui-radius);padding:24px 20px;transition:border-color .2s,box-shadow .2s}.plan-card:hover{border-color:var(--ui-primary-light);box-shadow:var(--ui-shadow-hover)}.plan-card .plan-name{margin-bottom:8px;font-size:1.05rem;font-weight:700}.plan-card .plan-price{color:var(--ui-primary);margin-bottom:4px;font-size:1.6rem;font-weight:800}.plan-card .plan-meta{color:var(--ui-text-secondary);margin-bottom:4px;font-size:.82rem}.tabs{border-bottom:2px solid var(--ui-border);gap:4px;margin-bottom:24px;display:flex}.tab-btn{color:var(--ui-text-secondary);cursor:pointer;background:0 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6px;font-size:.72rem;font-weight:700}.admin-settings-nav-item{text-align:left;width:100%;color:var(--ui-text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;margin-bottom:2px;padding:8px 10px;font-size:.88rem;font-weight:500;transition:background .15s,color .15s;display:block}.admin-settings-nav-item:hover{background:var(--ui-surface-muted,#f3f4f6);color:var(--ui-text)}.admin-settings-nav-item.active{background:var(--ui-primary-soft,#eef2ff);color:var(--ui-primary);font-weight:600}.admin-settings-nav-item.sub{padding-left:18px;font-size:.85rem}.admin-settings-main{min-width:0}.admin-settings-main .card{scroll-margin-top:24px}@media (max-width:900px){.admin-settings-layout{grid-template-columns:1fr}.admin-settings-sidebar{flex-wrap:wrap;gap:6px;padding:12px;display:flex;position:static}.admin-settings-sidebar-title,.admin-settings-nav-group{border-top:none;width:100%;margin-top:0;padding-top:0}.admin-settings-nav-group{border-top:1px solid 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