:root{--bg-primary: #070a12;--bg-secondary: #0d1322;--bg-card: rgba(16, 23, 38, .72);--bg-card-hover: rgba(22, 32, 53, .85);--bg-card-solid: #101726;--bg-glass: rgba(13, 19, 34, .78);--border-subtle: rgba(255, 255, 255, .08);--border-medium: rgba(255, 255, 255, .14);--border-focus: rgba(16, 185, 129, .45);--accent-emerald: #10b981;--accent-emerald-glow: rgba(16, 185, 129, .22);--accent-emerald-dark: #059669;--accent-blue: #3b82f6;--accent-blue-glow: rgba(59, 130, 246, .22);--accent-cyan: #06b6d4;--accent-amber: #f59e0b;--accent-rose: #f43f5e;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--text-code: #38bdf8;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-xl: 28px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 8px 24px rgba(0, 0, 0, .4);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .55);--shadow-glow: 0 0 32px var(--accent-emerald-glow);--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;--transition-fast: .15s ease;--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--max-width: 1200px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px;background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;line-height:1.6;overflow-x:hidden;background:radial-gradient(circle at 15% 10%,rgba(16,185,129,.08) 0%,transparent 40%),radial-gradient(circle at 85% 25%,rgba(59,130,246,.08) 0%,transparent 45%),radial-gradient(circle at 50% 80%,rgba(6,182,212,.05) 0%,transparent 50%),var(--bg-primary)}a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}.wechat-banner{background:linear-gradient(90deg,#b45309,#d97706);color:#fff;padding:10px 16px;text-align:center;font-size:.88rem;font-weight:500;display:flex;align-items:center;justify-content:center;gap:8px;position:sticky;top:0;z-index:1001;box-shadow:0 2px 10px #0000004d}.navbar{position:sticky;top:0;z-index:1000;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background-color:var(--bg-glass);border-bottom:1px solid var(--border-subtle);transition:all var(--transition-normal)}.nav-container{display:flex;align-items:center;justify-content:space-between;height:72px}.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:1.25rem;letter-spacing:-.02em}.brand-logo{width:38px;height:38px;border-radius:var(--radius-sm);object-fit:cover;box-shadow:0 0 16px var(--accent-emerald-glow)}.brand-text{background:linear-gradient(135deg,#ffffff 40%,var(--accent-emerald) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.nav-links{display:flex;align-items:center;gap:28px;list-style:none}.nav-link{font-size:.94rem;color:var(--text-secondary);font-weight:500;transition:color var(--transition-fast)}.nav-link:hover{color:var(--text-primary)}.nav-cta{padding:8px 18px;background:linear-gradient(135deg,var(--accent-emerald),var(--accent-emerald-dark));color:#fff;font-weight:600;font-size:.88rem;border-radius:var(--radius-full);box-shadow:0 2px 12px var(--accent-emerald-glow);transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.nav-cta:hover{transform:translateY(-1px);box-shadow:0 4px 18px #10b98166}.hero{padding:68px 0 60px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}.hero-content{display:flex;flex-direction:column;gap:24px}.badge-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--radius-full);background:#10b9811f;border:1px solid rgba(16,185,129,.28);color:var(--accent-emerald);font-size:.84rem;font-weight:600;width:fit-content}.hero-title{font-size:2.85rem;font-weight:800;line-height:1.18;letter-spacing:-.03em;background:linear-gradient(145deg,#fff 60%,#cbd5e1);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:1.12rem;color:var(--text-secondary);line-height:1.68}.hero-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:8px}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 28px;background:linear-gradient(135deg,var(--accent-emerald),var(--accent-emerald-dark));color:#fff;font-size:1rem;font-weight:600;border-radius:var(--radius-md);box-shadow:0 4px 20px var(--accent-emerald-glow);transition:all var(--transition-normal)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 26px #10b98173}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 24px;background-color:var(--bg-card);border:1px solid var(--border-medium);color:var(--text-primary);font-size:1rem;font-weight:600;border-radius:var(--radius-md);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all var(--transition-normal)}.btn-secondary:hover{background-color:var(--bg-card-hover);border-color:#ffffff40;transform:translateY(-2px)}.hero-notice{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text-muted)}.hero-notice-icon{color:var(--accent-emerald)}.hero-showcase{display:flex;flex-direction:column;gap:20px}.showcase-tabs{display:flex;gap:8px;background:#0d132299;padding:4px;border-radius:var(--radius-md);border:1px solid var(--border-subtle);width:fit-content}.showcase-tab{padding:6px 14px;font-size:.86rem;font-weight:600;color:var(--text-secondary);border-radius:var(--radius-sm);transition:all var(--transition-fast)}.showcase-tab.active{background:var(--bg-card-solid);color:var(--text-primary);box-shadow:var(--shadow-sm);border:1px solid var(--border-subtle)}.monitor-card{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--border-medium);border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-lg),0 0 40px #10b9810d;position:relative;overflow:hidden}.monitor-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border-subtle)}.monitor-device{display:flex;align-items:center;gap:10px}.pulse-dot{width:9px;height:9px;border-radius:50%;background-color:var(--accent-emerald);box-shadow:0 0 10px var(--accent-emerald);animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(.95);box-shadow:0 0 #10b981b3}70%{transform:scale(1);box-shadow:0 0 0 8px #10b98100}to{transform:scale(.95);box-shadow:0 0 #10b98100}}.device-name{font-size:.95rem;font-weight:600}.readonly-pill{font-size:.75rem;padding:2px 8px;border-radius:var(--radius-full);background:#3b82f626;color:var(--accent-blue);border:1px solid rgba(59,130,246,.3)}.monitor-rssi{font-size:.8rem;color:var(--text-muted)}.monitor-main-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}.stat-box{background:#ffffff08;border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:14px}.stat-label{font-size:.78rem;color:var(--text-muted);margin-bottom:4px}.stat-val{font-size:1.45rem;font-weight:700;color:var(--text-primary);font-variant-numeric:tabular-nums}.stat-unit{font-size:.85rem;font-weight:400;color:var(--text-muted);margin-left:2px}.stat-val.accent-green{color:var(--accent-emerald)}.stat-val.accent-cyan{color:var(--accent-cyan)}.cells-preview{margin-bottom:18px}.cells-header{display:flex;justify-content:space-between;font-size:.82rem;color:var(--text-secondary);margin-bottom:10px}.delta-tag{color:var(--accent-emerald);font-weight:600}.cells-bars{display:grid;grid-template-columns:repeat(16,1fr);gap:4px;align-items:end;height:52px;background:#0003;padding:6px;border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}.cell-bar{background:linear-gradient(180deg,var(--accent-emerald),var(--accent-emerald-dark));border-radius:2px;transition:height var(--transition-normal);position:relative}.cell-bar:nth-child(8){background:linear-gradient(180deg,#34d399,#10b981)}.monitor-footer-row{display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--border-subtle);font-size:.82rem;color:var(--text-secondary)}.temp-group{display:flex;gap:12px}.safe-status{display:flex;align-items:center;gap:6px;color:var(--accent-emerald);font-weight:600}.widget-mockup{background:#111624;border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:20px 24px;box-shadow:0 12px 36px #00000080,inset 0 1px #ffffff1a;display:flex;flex-direction:column;gap:14px}.widget-top{display:flex;align-items:center;justify-content:space-between}.widget-tag{font-size:.76rem;background:#ffffff14;padding:2px 8px;border-radius:var(--radius-sm);color:var(--text-secondary)}.widget-time{font-size:.76rem;color:var(--text-muted)}.widget-body{display:grid;grid-template-columns:1fr 1fr;gap:12px}.widget-stat-group{display:flex;flex-direction:column}.widget-soc{font-size:2.2rem;font-weight:800;color:var(--accent-emerald);line-height:1}.widget-sub{font-size:.84rem;color:var(--text-secondary);margin-top:4px}.widget-meta{display:flex;flex-direction:column;justify-content:center;gap:4px;font-size:.84rem;color:var(--text-secondary);border-left:1px solid var(--border-subtle);padding-left:16px}.widget-hint{font-size:.74rem;color:var(--text-muted);text-align:right}.features-section{padding:80px 0;border-top:1px solid var(--border-subtle)}.section-head{text-align:center;max-width:680px;margin:0 auto 52px}.section-head h2{font-size:2.15rem;font-weight:700;letter-spacing:-.02em;margin-bottom:14px}.section-head p{font-size:1.05rem;color:var(--text-secondary)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.feature-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:28px;transition:all var(--transition-normal);display:flex;flex-direction:column;gap:16px}.feature-card:hover{background:var(--bg-card-hover);border-color:var(--border-medium);transform:translateY(-3px);box-shadow:var(--shadow-md)}.feature-icon-wrapper{width:48px;height:48px;border-radius:var(--radius-md);background:#10b9811a;border:1px solid rgba(16,185,129,.2);display:flex;align-items:center;justify-content:center;color:var(--accent-emerald)}.feature-title{font-size:1.18rem;font-weight:600;color:var(--text-primary)}.feature-desc{font-size:.94rem;color:var(--text-secondary);line-height:1.62}.feature-constraint{font-size:.8rem;color:var(--text-muted);border-top:1px dashed var(--border-subtle);padding-top:12px;margin-top:auto}.download-section{padding:80px 0;border-top:1px solid var(--border-subtle);background:radial-gradient(circle at 50% 50%,rgba(16,185,129,.04) 0%,transparent 70%)}.download-cards-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:stretch}.release-card{background:var(--bg-card-solid);border:1px solid var(--border-medium);border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:24px;position:relative}.card-top{display:flex;align-items:flex-start;justify-content:space-between}.card-title-group h3{font-size:1.45rem;font-weight:700;margin-bottom:6px}.card-title-group p{font-size:.92rem;color:var(--text-secondary)}.channel-tag{background:#10b98126;color:var(--accent-emerald);border:1px solid rgba(16,185,129,.3);font-size:.78rem;font-weight:600;padding:4px 10px;border-radius:var(--radius-full)}.release-status-box{padding:24px;border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:#00000040;text-align:center}.loading-spinner{width:28px;height:28px;border:3px solid rgba(255,255,255,.15);border-top-color:var(--accent-emerald);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 12px}@keyframes spin{to{transform:rotate(360deg)}}.release-details{display:flex;flex-direction:column;gap:18px}.release-meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;background:#ffffff05;padding:14px;border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.meta-item{display:flex;flex-direction:column;gap:2px}.meta-label{font-size:.76rem;color:var(--text-muted)}.meta-val{font-size:.92rem;font-weight:600;color:var(--text-primary)}.release-notes-box{background:#0003;border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:16px}.notes-label{font-size:.82rem;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.notes-content{font-size:.9rem;color:var(--text-primary);white-space:pre-wrap;line-height:1.6}.hash-verify-box{border-top:1px solid var(--border-subtle);padding-top:14px}.hash-toggle-btn{font-size:.84rem;color:var(--accent-blue);display:inline-flex;align-items:center;gap:6px;font-weight:500}.hash-details{margin-top:12px;display:flex;flex-direction:column;gap:10px;background:#0000004d;padding:12px;border-radius:var(--radius-sm);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.hash-row{display:flex;flex-direction:column;gap:4px}.hash-label{font-size:.74rem;color:var(--text-muted)}.hash-val-wrap{display:flex;align-items:center;justify-content:space-between;gap:8px;background:#ffffff0a;padding:6px 10px;border-radius:4px}.hash-code{font-size:.78rem;color:var(--text-code);word-break:break-all}.copy-btn{font-size:.75rem;color:var(--text-secondary);background:#ffffff14;padding:2px 8px;border-radius:4px;white-space:nowrap;transition:all var(--transition-fast)}.copy-btn:hover{background:#ffffff29;color:#fff}.release-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.btn-download-apk{flex:1;min-width:180px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 20px;background:linear-gradient(135deg,var(--accent-emerald),var(--accent-emerald-dark));color:#fff;font-weight:600;font-size:.96rem;border-radius:var(--radius-md);box-shadow:0 4px 16px var(--accent-emerald-glow);transition:all var(--transition-normal)}.btn-download-apk:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 22px #10b98166}.btn-download-apk:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.btn-qr-modal{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 18px;background:#ffffff0f;border:1px solid var(--border-medium);color:var(--text-primary);font-size:.94rem;font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast)}.btn-qr-modal:hover:not(:disabled){background:#ffffff1f}.btn-qr-modal:disabled{opacity:.5;cursor:not-allowed}.miniapp-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-medium);border-radius:var(--radius-xl);padding:32px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:20px}.miniapp-qrcode-wrap{width:200px;height:200px;background:#fff;padding:10px;border-radius:var(--radius-lg);box-shadow:0 8px 24px #0006;display:flex;align-items:center;justify-content:center}.miniapp-qrcode-img{width:100%;height:100%;object-fit:contain}.miniapp-features{display:flex;flex-direction:column;gap:8px;font-size:.88rem;color:var(--text-secondary);text-align:left;width:100%;background:#0003;padding:16px;border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.miniapp-features li{list-style:none;display:flex;align-items:center;gap:8px}.miniapp-features li:before{content:"✓";color:var(--accent-emerald);font-weight:700}.help-section{padding:80px 0;border-top:1px solid var(--border-subtle)}.help-tabs{display:flex;gap:10px;border-bottom:1px solid var(--border-subtle);margin-bottom:28px;overflow-x:auto;padding-bottom:8px}.help-tab-btn{padding:10px 18px;font-size:.94rem;font-weight:600;color:var(--text-secondary);border-radius:var(--radius-md);transition:all var(--transition-fast);white-space:nowrap}.help-tab-btn:hover{color:var(--text-primary)}.help-tab-btn.active{background:#10b9811f;color:var(--accent-emerald);border:1px solid rgba(16,185,129,.25)}.help-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:32px;line-height:1.7}.help-panel h3{font-size:1.3rem;margin-bottom:16px;color:var(--text-primary)}.help-panel p{color:var(--text-secondary);margin-bottom:16px}.help-panel ul,.help-panel ol{padding-left:20px;color:var(--text-secondary);margin-bottom:16px}.help-panel li{margin-bottom:8px}.alert-box{background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);color:#fde68a;padding:14px 18px;border-radius:var(--radius-md);margin-top:16px;font-size:.9rem}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000bf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:2000;padding:20px}.modal-card{background:var(--bg-card-solid);border:1px solid var(--border-medium);border-radius:var(--radius-xl);padding:28px;max-width:420px;width:100%;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;align-items:center;text-align:center;position:relative;animation:modalEnter .2s cubic-bezier(.16,1,.3,1)}@keyframes modalEnter{0%{opacity:0;transform:scale(.94)}to{opacity:1;transform:scale(1)}}.modal-close{position:absolute;top:16px;right:16px;font-size:1.5rem;line-height:1;color:var(--text-muted);padding:4px 8px;border-radius:var(--radius-sm)}.modal-close:hover{color:var(--text-primary)}.canvas-qr-wrap{background:#fff;padding:12px;border-radius:var(--radius-md);margin:18px 0;box-shadow:var(--shadow-md)}.footer{border-top:1px solid var(--border-subtle);background-color:var(--bg-secondary);padding:60px 0 32px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;margin-bottom:48px}.footer-brand p{font-size:.92rem;color:var(--text-secondary);margin-top:12px;max-width:360px}.footer-col h4{font-size:1rem;font-weight:600;margin-bottom:16px}.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}.footer-links a{font-size:.9rem;color:var(--text-secondary)}.footer-links a:hover{color:var(--text-primary)}.footer-bottom{border-top:1px solid var(--border-subtle);padding-top:24px;display:flex;align-items:center;justify-content:space-between;font-size:.82rem;color:var(--text-muted)}.toast-msg{position:fixed;bottom:32px;left:50%;transform:translate(-50%);background:#10b981f2;color:#fff;padding:10px 20px;border-radius:var(--radius-full);font-size:.88rem;font-weight:600;box-shadow:0 4px 16px #0000004d;z-index:3000;animation:toastPop .25s ease}@keyframes toastPop{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}@media(max-width:992px){.hero-grid{grid-template-columns:1fr;gap:40px}.features-grid{grid-template-columns:repeat(2,1fr)}.download-cards-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:32px}}@media(max-width:768px){.nav-links{display:none}.hero-title{font-size:2.15rem}.features-grid{grid-template-columns:1fr}.release-meta-grid{grid-template-columns:repeat(2,1fr)}.footer-bottom{flex-direction:column;gap:12px;text-align:center}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}