@import url("https://fonts.googleapis.com/css2?family=ZCOOL+KuaiLe&family=Noto+Sans+SC:wght@400;500;700&display=swap");:root{--color-bg:#fafaf8;--color-surface:#fff;--color-ink:#0d0d0d;--color-ink-muted:#666;--color-border:#0d0d0d;--neon-green:#39ff14;--neon-yellow:#ffe600;--neon-pink:#ff2d78;--neon-blue:#00d4ff;--font-display:"ZCOOL KuaiLe",cursive;--font-body:"Noto Sans SC",sans-serif;--radius-card:12px 8px 14px 10px/10px 14px 8px 12px;--radius-button:8px 6px 10px 7px/7px 10px 6px 9px;--shadow-card:4px 4px 0px var(--color-ink);--shadow-button:3px 3px 0px var(--color-ink)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--color-bg);font-family:var(--font-body);color:var(--color-ink);min-height:100vh}.hd-card{background:var(--color-surface);border:2.5px solid var(--color-ink);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:20px}.hd-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:2.5px solid var(--color-ink);border-radius:var(--radius-button);box-shadow:var(--shadow-button);font-family:var(--font-body);font-weight:700;font-size:14px;padding:10px 20px;cursor:pointer;transition:transform 80ms,box-shadow 80ms;text-decoration:none;white-space:nowrap}.hd-btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--color-ink)}.hd-btn--primary{background:var(--neon-yellow);color:var(--color-ink)}.hd-btn--danger{background:var(--neon-pink);color:#fff}.hd-btn--ghost{background:transparent}.hd-btn--small{padding:6px 12px;font-size:12px}.hd-btn:disabled{opacity:.5;cursor:not-allowed}.display-number{font-family:var(--font-display);font-size:clamp(2.5rem,8vw,4.5rem);line-height:1;letter-spacing:-.02em}.dsi-track{height:18px;border:2.5px solid var(--color-ink);border-radius:999px;overflow:hidden;background:#f0f0f0}.dsi-fill{height:100%;transition:width .8s cubic-bezier(.34,1.56,.64,1);border-radius:999px}.dsi-fill--low{background:var(--neon-green)}.dsi-fill--medium{background:var(--neon-yellow)}.dsi-fill--high{background:var(--neon-pink)}.speech-bubble{position:relative;background:var(--neon-yellow);border:2.5px solid var(--color-ink);border-radius:16px 16px 16px 4px;padding:14px 18px;font-size:14px;line-height:1.6;min-height:60px}.speech-bubble:after{bottom:-14px;left:20px;border-left:8px solid transparent;border-right:8px solid transparent;border-top:14px solid var(--color-ink)}.speech-bubble:after,.speech-bubble:before{content:"";position:absolute;width:0;height:0}.speech-bubble:before{bottom:-10px;left:22px;border-left:6px solid transparent;border-right:6px solid transparent;border-top:11px solid var(--neon-yellow);z-index:1}.typing-cursor:after{content:"▋";animation:blink 1s step-end infinite}@keyframes blink{50%{opacity:0}}.navbar{position:-webkit-sticky;position:sticky;top:0;z-index:100;background:var(--color-surface);border-bottom:2.5px solid var(--color-ink);justify-content:space-between;padding:0 24px;height:60px}.navbar,.navbar-logo{display:flex;align-items:center}.navbar-logo{font-family:var(--font-display);font-size:22px;text-decoration:none;color:var(--color-ink);gap:8px}.navbar-links{display:flex;gap:4px}.navbar-link{padding:6px 14px;border-radius:8px 6px 10px 7px/7px 10px 6px 9px;text-decoration:none;color:var(--color-ink-muted);font-size:14px;font-weight:500;transition:background .15s}.navbar-link:hover{background:#f0f0f0;color:var(--color-ink)}.navbar-link--active{color:var(--color-ink);border:2px solid var(--color-ink)}.avatar-btn,.navbar-link--active{font-weight:700;background:var(--neon-yellow)}.avatar-btn{width:36px;height:36px;border-radius:50%;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;position:relative}.avatar-btn,.dropdown-menu{border:2.5px solid var(--color-ink)}.dropdown-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--color-surface);border-radius:var(--radius-card);box-shadow:var(--shadow-card);min-width:160px;overflow:hidden;z-index:200}.dropdown-item{display:flex;align-items:center;gap:8px;padding:12px 16px;font-size:14px;cursor:pointer;text-decoration:none;color:var(--color-ink);border:none;background:none;width:100%;text-align:left;font-family:var(--font-body)}.dropdown-item:hover{background:#f5f5f5}.dropdown-item--danger{color:var(--neon-pink);font-weight:700}.bottom-tab-bar{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--color-surface);border-top:2.5px solid var(--color-ink);height:64px;z-index:100;padding-bottom:env(safe-area-inset-bottom)}.bottom-tab{flex:1 1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:var(--color-ink-muted);text-decoration:none;cursor:pointer;border:none;background:none;font-family:var(--font-body)}.bottom-tab--active{color:var(--color-ink);font-weight:700}.bottom-tab--active .tab-icon{background:var(--neon-yellow);border-radius:12px;padding:2px 8px}.page-content{max-width:800px;margin:0 auto;padding:32px 24px 120px}.page-title{font-family:var(--font-display);font-size:28px;margin-bottom:24px}.sarcastic-footer{text-align:center;padding:16px;font-size:12px;color:var(--color-ink-muted);border-top:1px dashed #ccc;margin-top:40px}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);display:flex;align-items:center;justify-content:center;z-index:300;padding:16px}.modal-box{width:min(480px,100%);max-height:90vh;overflow-y:auto}.toast{position:fixed;bottom:80px;right:20px;z-index:400;max-width:300px;animation:toast-in .35s cubic-bezier(.34,1.56,.64,1)}@keyframes toast-in{0%{transform:translateY(40px) scale(.85);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}.hd-input{width:100%;padding:10px 14px;border:2.5px solid var(--color-ink);border-radius:8px 6px 10px 7px/7px 10px 6px 9px;font-family:var(--font-body);font-size:14px;background:var(--color-surface);outline:none;transition:box-shadow .15s}.hd-input:focus{box-shadow:3px 3px 0 var(--color-ink)}.hd-label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.hd-divider{border:none;border-top:2px dashed #ccc;margin:20px 0}@media (max-width:768px){.navbar-links{display:none}.bottom-tab-bar{display:flex}.page-content{padding:24px 16px 100px}}