:root{color:#17202a;font-synthesis:none;text-rendering:optimizelegibility;background:#f7f3ea;font-family:Inter,Yu Gothic,YuGothic,Hiragino Sans,Meiryo,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}*{box-sizing:border-box}body{background:linear-gradient(135deg,#1e3a5f14,#0000 32%),linear-gradient(#f7f3ea 0%,#eaf1f4 100%);min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{border:0}.app-shell{justify-content:center;align-items:center;width:min(100%,960px);min-height:100vh;margin:0 auto;padding:32px 20px;display:flex}.create-layout,.room-layout{width:min(100%,720px)}.brand-block,.room-header,.message-row{align-items:center;display:flex}.brand-block{gap:16px;margin-bottom:24px}.brand-mark{color:#fff;background:#1e3a5f;border-radius:8px;place-items:center;width:64px;height:64px;display:grid;box-shadow:0 16px 36px #1e3a5f2e}.eyebrow{color:#567179;letter-spacing:0;text-transform:uppercase;margin:0 0 4px;font-size:.78rem;font-weight:700}h1{margin:0;font-size:3.6rem;line-height:1.05}.timer-panel{background:#ffffffd6;border:1px solid #17202a1f;border-radius:8px;padding:24px;box-shadow:0 22px 60px #202e3b24}.duration-inputs{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:18px;display:grid}.duration-inputs label{color:#3d4f56;gap:6px;font-size:.9rem;font-weight:700;display:grid}.duration-inputs input{color:#17202a;background:#fff;border:1px solid #c9d3d8;border-radius:8px;width:100%;min-height:48px;padding:10px 12px;font-size:1.1rem}.duration-inputs input:focus{border-color:#2d6a86;outline:3px solid #2d6a862e}.room-header{justify-content:space-between;gap:16px;margin-bottom:24px}.room-header h1{font-size:2.8rem}.primary-button,.secondary-button,.icon-button{cursor:pointer;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:48px;font-weight:800;transition:transform .16s,box-shadow .16s,opacity .16s;display:inline-flex}.primary-button{color:#fff;background:#1e3a5f;width:100%;padding:0 18px;box-shadow:0 14px 30px #1e3a5f38}.secondary-button,.icon-button{color:#1e3a5f;background:#fff;border:1px solid #1e3a5f38}.secondary-button{padding:0 16px}.icon-button{flex:none;width:48px}.primary-button:not(:disabled):hover,.secondary-button:not(:disabled):hover,.icon-button:not(:disabled):hover{transform:translateY(-1px)}.primary-button:disabled,.secondary-button:disabled,.icon-button:disabled{cursor:not-allowed;opacity:.5}.message-row{justify-content:center;min-height:32px;margin-top:10px}.error-text,.notice-text{margin:0;font-weight:700}.error-text{color:#ba2d2d}.notice-text{color:#2d6a4f}.text-link{color:#1e3a5f;font-weight:800}.field-label{color:#3d4f56;gap:6px;margin-bottom:16px;font-size:.9rem;font-weight:700;display:grid}.text-input{color:#17202a;background:#fff;border:1px solid #c9d3d8;border-radius:8px;width:100%;min-height:48px;padding:10px 12px;font-size:1.05rem}.text-input:focus{border-color:#2d6a86;outline:3px solid #2d6a862e}.section-title{color:#3d4f56;margin:28px 0 12px;font-size:1.1rem}.recent-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.recent-item{align-items:center;gap:10px;display:flex}.recent-link{color:#1e3a5f;background:#ffffffd6;border:1px solid #1e3a5f2e;border-radius:8px;flex:auto;align-items:center;gap:10px;min-height:48px;padding:0 16px;font-weight:700;text-decoration:none;display:flex}.recent-link:hover{border-color:#2d6a86}.recent-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.room-toolbar{justify-content:flex-end;margin-bottom:20px;display:flex}.room-toolbar .primary-button{width:auto;min-width:200px}.empty-text{color:#567179;text-align:center;margin:0 0 16px;font-weight:700}.timer-list{gap:14px;margin:0;padding:0;list-style:none;display:grid}.timer-card{background:#ffffffe6;border:1px solid #17202a1f;border-left:4px solid #c9d3d8;border-radius:8px;gap:14px;padding:18px;display:grid;box-shadow:0 14px 36px #202e3b1a}.timer-card.status-running{border-left-color:#1e3a5f}.timer-card.status-paused{border-left-color:#c98a2d}.timer-card.status-completed{border-left-color:#2d6a4f}.timer-card-main{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px;display:grid}.timer-name{color:#17202a;overflow-wrap:anywhere;margin:0;padding:4px 0;font-size:1.15rem;font-weight:800}.timer-readout{justify-items:end;gap:2px;display:grid}.timer-time{color:#17202a;font-variant-numeric:tabular-nums;font-size:clamp(1.8rem,4vw,2.4rem);font-weight:800;line-height:1}.timer-status{color:#567179;font-size:.85rem;font-weight:700}.timer-progress{background:#d7e1e4;border-radius:999px;grid-column:1/-1;height:6px;overflow:hidden}.timer-progress-bar{background:#1e3a5f;height:100%;transition:width .2s;display:block}.timer-controls{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.timer-controls .secondary-button{min-width:auto;padding:0 14px}.icon-button.danger{color:#ba2d2d;border-color:#ba2d2d4d}.modal-overlay{z-index:50;background:#0f172073;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal{background:#fbfaf7;border-radius:12px;width:min(100%,460px);max-height:calc(100vh - 40px);padding:24px;overflow-y:auto;box-shadow:0 30px 80px #0f172059}.modal-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px;display:flex}.modal-title{margin:0;font-size:1.3rem}.modal-form{gap:4px;display:grid}.modal-note{color:#567179;margin:12px 0 0;font-size:.85rem;font-weight:700}.modal-actions{justify-content:flex-end;gap:10px;margin-top:12px;display:flex}.modal-actions .secondary-button,.modal-actions .primary-button{width:auto;min-width:120px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (max-width:620px){.app-shell{align-items:flex-start;padding:24px 14px}.brand-block{align-items:flex-start}.brand-mark{width:52px;height:52px}.timer-panel{padding:18px}.timer-card-main{grid-template-columns:1fr;justify-items:start}.timer-readout{justify-items:start}.timer-controls .secondary-button{flex:auto}.room-toolbar .primary-button{width:100%}.modal{padding:18px}.modal-actions{flex-direction:column-reverse}.modal-actions .secondary-button,.modal-actions .primary-button{width:100%}}