:root{color:#14213d;font-synthesis:none;background:#eef3f9;font-family:Inter,Noto Sans TC,Microsoft JhengHei,system-ui,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at 0 0,#f8fbff 0,#eef3f9 45%,#e7eef8 100%);min-width:320px;margin:0}button,input,select{font:inherit}button{min-height:44px}button:focus-visible,input:focus-visible{outline-offset:2px;outline:3px solid #8ab4ff}.app-shell{align-content:center;justify-items:center;gap:22px;min-height:100vh;padding:36px 24px;display:grid}.room-shell{align-content:start}.panel{background:#fffffff5;border:1px solid #d8e1ef;border-radius:24px;width:min(1040px,100%);padding:34px;box-shadow:0 20px 50px #0f234617}.entry-panel{max-width:920px}.eyebrow,.step-label{color:#49627f;letter-spacing:.08em;text-transform:uppercase;margin:0 0 7px;font-size:.8rem;font-weight:800}h1,h2,h3{color:#10203b}h1{margin:8px 0 14px;font-size:clamp(2rem,4.6vw,3.3rem)}h2{margin:4px 0;font-size:clamp(1.55rem,3vw,2.2rem)}h3{margin:3px 0 14px}.lead{color:#52647d;font-size:1.08rem}.privacy-note,.waiting-banner{color:#185445;background:#e7f7f1;border-radius:14px;margin:22px 0;padding:15px 18px;line-height:1.65}.field{color:#31445f;gap:8px;font-weight:700;display:grid}.field input,.field select{color:#14213d;background:#fff;border:1px solid #bdc9da;border-radius:11px;width:100%;min-height:48px;padding:0 13px}.entry-name-field{margin-top:26px}.entry-mode-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:22px;display:grid}.entry-mode-card{background:#fbfdff;border:1px solid #d8e1ef;border-radius:18px;flex-direction:column;justify-content:space-between;gap:20px;min-height:190px;padding:22px;display:flex}.entry-dual-card,.entry-solo-card{min-height:410px}.entry-admin-card{grid-column:1/-1;min-height:150px}.entry-mode-copy h2{margin:3px 0 8px;font-size:1.45rem}.entry-mode-copy p:not(.step-label){color:#617087;margin:0;line-height:1.65}.entry-actions{align-items:end;gap:14px;display:grid}.join-box{grid-template-columns:1fr auto;align-items:end;gap:10px;display:grid}.entry-mode-button{width:100%}.entry-privacy-note{margin:22px 0 0}.primary,.secondary{cursor:pointer;border-radius:11px;padding:0 20px;font-weight:800;transition:transform .15s,box-shadow .15s}.primary{color:#fff;background:#2768dc;border:1px solid #2359bd;box-shadow:0 8px 20px #2768dc33}.secondary{color:#213c61;background:#f8fbff;border:1px solid #b7c5d8}.button-link{white-space:nowrap;justify-content:center;align-items:center;min-height:44px;text-decoration:none;display:inline-flex}.primary:hover,.secondary:hover{transform:translateY(-1px)}.compact{min-height:38px;padding-inline:14px}.error-message,.error-banner{color:#a32b2b;font-weight:700}.error-banner{background:#fff1f1;border:1px solid #f0bcbc;border-radius:12px;width:min(1040px,100%);margin:0 auto;padding:12px 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(width<=900px){.theme-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=720px){.app-shell{align-content:start;padding:18px 11px}.panel{border-radius:18px;padding:22px 17px}.entry-mode-grid,.entry-actions,.join-box,.check-grid,.key-entry,.self-test-steps,.admin-review-toolbar{grid-template-columns:1fr}.entry-dual-card{grid-row:auto}.ready-row{flex-direction:column;align-items:stretch}.admin-login-form,.theme-grid{grid-template-columns:1fr}.section-header{flex-direction:column;align-items:flex-start}.faq-row{grid-template-columns:78px 1fr}.faq-row small{display:none}.ready-actions{grid-template-columns:1fr 1fr}.ready-actions .primary{grid-area:1/1/auto/-1}.parent-card,.feedback-columns,.admin-room-list{grid-template-columns:1fr}.score-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.call-header,.feedback-header,.review-card-header,.admin-review-meta{flex-direction:column;align-items:stretch}.call-meta{justify-items:start}.feedback-actions{grid-template-columns:1fr}}