:root{color:#2a2520;background:#f8f3e8;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans TC,sans-serif;font-size:18px;line-height:1.45}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(180deg,rgba(214,86,69,.1),transparent 220px),#f8f3e8}button,input{font:inherit}a{color:inherit;text-decoration:none}.app-shell{width:min(100%,760px);min-height:100vh;margin:0 auto;padding:max(18px,env(safe-area-inset-top)) 16px max(28px,env(safe-area-inset-bottom))}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:12px 0 18px}.header-actions{display:flex;flex:0 0 auto;align-items:center;gap:8px}.eyebrow{margin:0 0 4px;color:#7b5d49;font-size:.78rem;font-weight:800;letter-spacing:0;text-transform:uppercase}h1,h2,p{margin-top:0}h1{margin-bottom:0;color:#251d18;font-size:clamp(2rem,12vw,3.4rem);line-height:1.05;letter-spacing:0}.guest-count{min-height:44px;padding:10px 14px;border:1px solid rgba(47,93,98,.22);border-radius:999px;background:#ffffff94;color:#2f5d62;font-weight:800}.update-button{min-height:44px;border:1px solid rgba(214,86,69,.22);border-radius:999px;padding:10px 13px;background:#fffdf8c7;color:#8d463c;font-weight:900;box-shadow:0 8px 18px #30271f0f}.update-button:disabled{opacity:.72}.search-box{display:block;margin-bottom:28px}.search-box span{display:block;margin-bottom:8px;color:#66564c;font-weight:800}.search-field{position:relative}.search-box input{width:100%;min-height:56px;border:2px solid rgba(47,93,98,.2);border-radius:8px;padding:12px 54px 12px 14px;background:#fffdf8;color:#251d18;font-size:1.08rem;outline:none}.search-box input:focus{border-color:#2f5d62;box-shadow:0 0 0 4px #2f5d6224}.clear-search{position:absolute;top:50%;right:6px;width:44px;height:44px;border:0;border-radius:999px;background:#2f5d621a;color:#2f5d62;font-size:1.7rem;font-weight:900;line-height:1;transform:translateY(-50%)}.clear-search:active{background:#2f5d62;color:#fffdf8}.section-block{margin-bottom:30px}.home-tabs{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin-bottom:18px;padding:5px;border:1px solid rgba(47,93,98,.18);border-radius:8px;background:#fffdf8d1;box-shadow:inset 0 1px #ffffffc7,0 10px 24px #30271f0f}.tab-button{display:grid;align-content:center;justify-items:center;gap:2px;min-height:58px;padding:8px 6px;border:0;border-radius:6px;background:transparent;color:#66564c;font-weight:900;text-align:center;transition:background-color .18s ease,box-shadow .18s ease,color .18s ease,transform .18s ease}.tab-button.active{background:#2f5d62;color:#fffdf8;box-shadow:0 10px 22px #2f5d6238,inset 0 1px #ffffff2e;transform:translateY(-1px)}.tab-button strong{display:block;font-size:.92rem;line-height:1.12;letter-spacing:0}.tab-button span{display:block;color:#8a7768;font-size:.72rem;font-weight:800;line-height:1.15}.tab-button.active span{color:#fffdf8d1}.tab-panel{min-height:260px}.phonetic-query-bar{display:grid;grid-template-columns:1fr auto auto;gap:8px;margin-bottom:12px}.phonetic-query{display:flex;align-items:center;min-height:48px;padding:9px 12px;border:1px solid rgba(47,93,98,.18);border-radius:8px;background:#fffdf8b8;color:#7b5d49;font-weight:900}.phonetic-query.active{color:#251d18;font-size:1.22rem}.phonetic-tool-button{min-height:48px;border:1px solid rgba(47,93,98,.18);border-radius:8px;padding:8px 10px;background:#fffdf8;color:#2f5d62;font-size:.88rem;font-weight:900}.phonetic-tool-button:disabled{opacity:.42}.phonetic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.phonetic-key{min-height:48px;border:1px solid rgba(37,29,24,.12);border-radius:8px;background:#fffdf8;color:#251d18;box-shadow:0 8px 18px #30271f14;font-weight:900}.phonetic-key:active{background:#2f5d62;color:#fffdf8}.phonetic-results{margin-top:14px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.section-title h2{margin-bottom:0;font-size:1.16rem;letter-spacing:0}.section-title span{color:#7b5d49;font-size:.92rem;font-weight:800}.surname-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(92px,1fr));gap:10px}.surname-grid.compact{grid-template-columns:repeat(auto-fit,minmax(104px,1fr))}.surname-button,.bopomofo-button,.back-button{min-height:48px;border:1px solid rgba(37,29,24,.12);border-radius:8px;background:#fffdf8;color:#251d18;box-shadow:0 8px 18px #30271f14}.surname-button{display:flex;align-items:center;justify-content:center;gap:3px;padding:10px 8px;font-weight:800}.surname-button strong{font-size:1.18rem}.surname-button span{color:#7b5d49;font-size:.94rem}.bopomofo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.bopomofo-button{font-weight:900}.bopomofo-button.active{border-color:#2f5d62;background:#2f5d62;color:#fffdf8}.filtered-surnames{margin-top:14px;padding-top:14px;border-top:1px solid rgba(47,93,98,.18)}.guest-list{display:grid;gap:12px}.guest-list.compact{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.guest-card{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:76px;padding:16px;border:1px solid rgba(47,93,98,.16);border-radius:8px;background:#fffdf8;box-shadow:0 10px 24px #30271f14}.guest-list.compact .guest-card{display:grid;align-content:space-between;gap:10px;min-height:108px;padding:14px 12px}.guest-card div{min-width:0}.guest-card strong{display:block;overflow-wrap:anywhere;font-size:1.2rem}.guest-card span{display:inline-block;margin-top:4px;color:#8d463c;font-size:.88rem;font-weight:800}.guest-card b{flex:0 0 auto;color:#2f5d62;font-size:1.12rem}.guest-list.compact .guest-card strong{font-size:1.06rem;line-height:1.18}.guest-list.compact .guest-card span{font-size:.76rem}.guest-list.compact .guest-card b{font-size:1rem}.back-button{width:100%;margin:4px 0 20px;color:#2f5d62;font-weight:900}.result-header{margin-bottom:20px}.result-header h1{font-size:clamp(1.7rem,8vw,2.5rem)}.detail-shell{display:flex;flex-direction:column}.guest-detail{display:grid;align-content:center;flex:1;min-height:58vh;padding:28px 0;text-align:center}.guest-detail h1{margin-bottom:28px;font-size:clamp(2.2rem,13vw,4.2rem);overflow-wrap:anywhere}.table-number{color:#d65645;font-size:clamp(3rem,22vw,6.6rem);font-weight:1000;line-height:1}.detail-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;min-height:32px;margin-top:20px}.detail-meta span{padding:7px 10px;border-radius:999px;background:#2f5d621a;color:#2f5d62;font-weight:800}.empty-state{min-height:88px;padding:28px 16px;border:1px dashed rgba(47,93,98,.28);border-radius:8px;color:#7b5d49;text-align:center;font-weight:800}@media(min-width:560px){.app-shell{padding-inline:28px}.bopomofo-grid,.phonetic-grid{grid-template-columns:repeat(8,1fr)}.guest-list.compact{grid-template-columns:repeat(3,minmax(0,1fr))}}