body{font-family:Plus Jakarta Sans,Noto Sans TC,sans-serif;min-height:100dvh;overscroll-behavior:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.deep-sea-gradient{background:radial-gradient(circle at top right,#1a3c28,#102216)}.glass-panel{background:#ffffff0d;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1)}.custom-glass{background:#ffffff0d;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1)}@keyframes timerPulse{0%,to{box-shadow:0 0 #13ec5b33}50%{box-shadow:0 0 20px 5px #13ec5b1a}}.timer-ring-pulse{animation:timerPulse 2s ease-in-out infinite}@keyframes postureAlert{0%,to{opacity:1}50%{opacity:.7}}.posture-alert-blink{animation:postureAlert 1.5s ease-in-out infinite}@keyframes focusGlow{0%,to{box-shadow:0 0 15px #13ec5b80}50%{box-shadow:0 0 25px #13ec5bcc}}.focus-glow{animation:focusGlow 3s ease-in-out infinite}.page-enter{animation:pageIn .3s ease-out forwards}@keyframes pageIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.timer-digit{transition:all .3s cubic-bezier(.4,0,.2,1)}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#13ec5b4d;border-radius:2px}.camera-overlay{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:9999;display:none}.loading-skeleton{background:linear-gradient(90deg,#ffffff0d 25%,#ffffff1a,#ffffff0d 75%);background-size:200% 100%;animation:shimmer 1.5s infinite}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.timer-ring-bg{stroke:#13ec5b1a}.timer-ring-progress{stroke:#13ec5b;transition:stroke-dashoffset 1s linear;filter:drop-shadow(0 0 6px rgba(19,236,91,.5))}.nav-active{position:relative}.nav-active:after{content:"";position:absolute;top:-8px;left:50%;transform:translate(-50%);width:20px;height:3px;background:#13ec5b;border-radius:2px}