:root{font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}body{min-height:100vh;margin:0}:root{--brand-primary:#667eea;--brand-secondary:#764ba2;--brand-primary-shadow:#667eea66;--brand-primary-shadow-hover:#667eea8c;--brand-primary-focus:#667eea26}*{box-sizing:border-box;margin:0;padding:0}html,body{background:linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-secondary) 100%);color:#1a1a2e;width:100%;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}#root{width:100%;min-height:100vh}.app{flex-direction:column;width:100%;min-height:100vh;display:flex}.app-header{text-align:center;padding:1.5rem 1rem}.brand-lockup{text-align:left;align-items:center;gap:.8rem;display:inline-flex}.product-mark{filter:drop-shadow(0 2px 6px #0003);flex:none;width:3rem;height:3rem;display:block}.app-header h1{color:#fff;text-shadow:0 2px 8px #0003;letter-spacing:.05em;font-size:2.25rem;font-weight:800}.product-heading-row{align-items:center;gap:.65rem;display:flex}.app-version{color:#ffffffe6;letter-spacing:.02em;white-space:nowrap;background:#ffffff24;border:1px solid #ffffff61;border-radius:999px;padding:.18rem .5rem;font-size:.8rem;font-weight:700}.app-header p{color:#ffffffdb;letter-spacing:.04em;margin-top:.2rem;font-size:1.05rem;font-weight:600}.app-main{flex-direction:column;flex:1;align-items:center;gap:2rem;width:100%;max-width:960px;margin:0 auto;padding:1rem 1.5rem 3rem;display:flex}.pick-section{background:#fff;border-radius:24px;flex-direction:column;align-items:center;gap:1.5rem;width:100%;padding:2.5rem 2rem;display:flex;box-shadow:0 12px 40px #00000026}.pick-display{background:linear-gradient(135deg,#f5f7fa 0%,#e8ecf3 100%);border:3px dashed #cbd5e0;border-radius:20px;justify-content:center;align-items:center;width:100%;min-height:200px;transition:all .3s;display:flex}.pick-display.has-result{border:3px solid var(--brand-primary);background:linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-secondary) 100%)}.pick-display.rolling{border:3px solid #f6ad55;animation:.3s infinite alternate pulse-border}@keyframes pulse-border{0%{border-color:#f6ad55;box-shadow:0 0 #f6ad5566}to{border-color:#ed8936;box-shadow:0 0 20px 4px #f6ad554d}}.pick-display.rolling .pick-name{animation:60ms infinite alternate shake}@keyframes shake{0%{transform:translateY(2px)scale(1.02)}to{transform:translateY(-2px)scale(.98)}}.pick-names{flex-wrap:wrap;justify-content:center;align-items:center;gap:1.5rem 3rem;display:flex}.pick-name{color:#fff;text-shadow:0 2px 12px #0000004d;letter-spacing:.1em;font-size:5rem;font-weight:800}.pick-display.has-result:not(.rolling) .pick-name{animation:.4s cubic-bezier(.34,1.56,.64,1) pop-in}@keyframes pop-in{0%{opacity:0;transform:scale(.3)}to{opacity:1;transform:scale(1)}}.pick-placeholder{color:#a0aec0;font-size:2rem;font-weight:500}.pick-placeholder.done{color:#48bb78;font-size:2.5rem;font-weight:700}.btn{cursor:pointer;letter-spacing:.05em;user-select:none;border:none;border-radius:16px;padding:1rem 2.5rem;font-size:1.6rem;font-weight:700;transition:all .2s}.btn:disabled{opacity:.45;cursor:not-allowed}.btn:not(:disabled):active{transform:scale(.97)}.btn-pick{background:linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-secondary) 100%);color:#fff;box-shadow:0 6px 20px var(--brand-primary-shadow);padding:1.2rem 4rem;font-size:2rem}.btn-pick:not(:disabled):hover{box-shadow:0 8px 28px var(--brand-primary-shadow-hover);transform:translateY(-2px)}.btn-primary{color:#fff;background:linear-gradient(135deg,#4299e1 0%,#3182ce 100%)}.btn-primary:not(:disabled):hover{transform:translateY(-1px);box-shadow:0 4px 16px #4299e166}.btn-secondary{color:#4a5568;background:#edf2f7;padding:.8rem 2rem;font-size:1.4rem}.btn-secondary:not(:disabled):hover{background:#e2e8f0}.btn-danger{color:#c53030;background:#fed7d7;padding:.8rem 2rem;font-size:1.4rem}.btn-danger:not(:disabled):hover{background:#feb2b2}.btn-sample{color:#975a16;background:#fefcbf;border-radius:14px;padding:.8rem 1.8rem;font-size:1.2rem;font-weight:600}.btn-sample:not(:disabled):hover{background:#f6e05e}.btn-fullscreen{color:#6b46c1;background:#e9d8fd;padding:.8rem 2rem;font-size:1.4rem}.btn-fullscreen:not(:disabled):hover{background:#d6bcfa}.btn-xs{color:#fff;cursor:pointer;background:#fff3;border:1px solid #fff6;border-radius:10px;padding:.4rem 1rem;font-size:.95rem;font-weight:600;transition:all .2s}.btn-xs:hover{background:#ffffff59}.pick-controls{flex-direction:column;align-items:center;gap:1rem;display:flex}.count-selector{align-items:center;gap:.75rem;display:flex}.count-label{color:#718096;font-size:1.3rem;font-weight:600}.count-buttons{gap:.4rem;display:flex}.btn-count{color:#4a5568;cursor:pointer;background:#fff;border:2px solid #e2e8f0;border-radius:12px;width:3rem;height:3rem;font-size:1.3rem;font-weight:700;transition:all .2s}.btn-count:hover:not(:disabled){border-color:var(--brand-primary);color:var(--brand-primary)}.btn-count.active{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.btn-count:disabled{opacity:.45;cursor:not-allowed}.shortcut-hints{color:#a0aec0;flex-wrap:wrap;justify-content:center;gap:.75rem;font-size:1rem;display:flex}.shortcut-hints kbd,.pick-placeholder kbd{color:#4a5568;background:#edf2f7;border:1px solid #cbd5e0;border-radius:6px;padding:.1em 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a:hover,.app-footer a:focus-visible{text-decoration:underline}.toast{color:#fff;z-index:9999;pointer-events:none;background:#38a169;border-radius:14px;padding:.8rem 1.8rem;font-size:1.2rem;font-weight:600;animation:.3s toast-in;position:fixed;bottom:2rem;right:2rem;box-shadow:0 6px 24px #38a16966}@keyframes toast-in{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.hidden{opacity:0;pointer-events:none;transition:opacity .4s}.app-main.fullscreen{justify-content:center;gap:0;max-width:none;padding:0}.app-main.fullscreen .pick-section{border-radius:0;justify-content:center;gap:1.5rem;width:100%;height:100vh;padding:1.5rem 2rem}.app-main.fullscreen .pick-display{border-radius:20px;flex:1;min-height:50vh;max-height:65vh;padding:clamp(1rem,2.5vmin,2.5rem)}.app-main.fullscreen .pick-names{place-items:center;gap:clamp(.75rem,2vmin,2rem);width:100%;min-width:0;height:100%;min-height:0;display:grid}.app-main.fullscreen .pick-name{text-align:center;overflow-wrap:anywhere;min-width:0;max-width:100%;line-height:1.08}.app-main.fullscreen .pick-names--single{grid-template-columns:minmax(0,1fr)}.app-main.fullscreen .pick-names--single .pick-name{font-size:clamp(5rem,12vmin,12rem)}.app-main.fullscreen .pick-names--pair{grid-template-columns:repeat(2,minmax(0,1fr))}.app-main.fullscreen .pick-names--pair .pick-name{font-size:clamp(4.5rem,9vmin,10rem)}.app-main.fullscreen .pick-names--triple{grid-template-columns:repeat(3,minmax(0,1fr))}.app-main.fullscreen .pick-names--triple .pick-name{font-size:clamp(3.75rem,7vmin,8rem)}.app-main.fullscreen .pick-names--quad{grid-template-rows:repeat(2,minmax(0,1fr));grid-template-columns:repeat(2,minmax(0,1fr))}.app-main.fullscreen .pick-names--quad .pick-name{font-size:clamp(3.75rem,7vmin,8rem)}.app-main.fullscreen .pick-names--quint{grid-template-rows:repeat(2,minmax(0,1fr));grid-template-columns:repeat(6,minmax(0,1fr))}.app-main.fullscreen .pick-names--quint .pick-name{grid-column:span 2;font-size:clamp(3.25rem,6.5vmin,7rem)}.app-main.fullscreen .pick-names--quint .pick-name:nth-child(4){grid-column:2/span 2}.app-main.fullscreen .pick-placeholder{font-size:clamp(1.5rem,4vw,3rem)}.app-main.fullscreen .pick-placeholder.done{font-size:clamp(2rem,5vw,4rem)}.fullscreen-bar{border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;width:100%;padding-bottom:.5rem;display:flex}.fullscreen-title{color:var(--brand-primary);align-items:center;gap:.5rem;font-size:1.2rem;font-weight:700;display:inline-flex}.fullscreen-version{color:#718096;letter-spacing:.01em;background:#667eea1a;border-radius:999px;padding:.12rem .4rem;font-size:.75rem;line-height:1.2}@media (width<=600px){.app-header h1{font-size:1.8rem}.product-mark{width:2.6rem;height:2.6rem}.app-header p{font-size:.95rem}.pick-name{font-size:3.5rem}.pick-placeholder{font-size:1.5rem}.btn-pick{padding:1rem 2.5rem;font-size:1.5rem}.pick-names{gap:.8rem 1.5rem}.names-input{min-height:260px}.names-actions{flex-wrap:wrap}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;transition-delay:0s!important}.pick-display.rolling,.pick-display.rolling .pick-name,.pick-display.has-result:not(.rolling) .pick-name,.toast{animation:none!important}}.about-update{background:#ffffffd1;border:1px solid #6366f129;border-radius:16px;justify-content:space-between;align-items:center;gap:1rem;width:100%;padding:1.25rem;display:flex}.about-update h2,.about-update p{margin:0}.about-update-meta{color:#475569;font-size:.92rem;margin-top:.35rem!important}.about-update-status{color:#64748b;font-size:.86rem;margin-top:.25rem!important}@media (width<=640px){.about-update{flex-direction:column;align-items:stretch}}