:root{--ink:#17211b;--muted:#68736c;--paper:#f4f1e9;--card:#fffdf8;--line:#d9d8cf;--green:#1f6b47;--green-dark:#17543a;--orange:#f1a55b;--shadow:0 16px 50px #21312714}*{box-sizing:border-box}body{min-height:100vh;color:var(--ink);background:radial-gradient(circle at 8% 10%,#dafa6a47,transparent 24rem),radial-gradient(circle at 95% 90%,#f1a55b29,transparent 25rem),var(--paper);margin:0;font-family:Inter,Noto Sans TC,PingFang TC,system-ui,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{width:min(1180px,100% - 40px);margin:0 auto;padding-bottom:64px}.topbar{justify-content:space-between;align-items:center;height:92px;display:flex}.brand{align-items:center;gap:11px;font-size:18px;font-weight:800;display:inline-flex}.brand-mark{color:#fff;background:var(--green);border-radius:50% 50% 50% 12px;place-items:center;width:36px;height:36px;display:grid}.text-button{color:var(--muted);background:0 0;border:0;padding:10px}.text-button:hover{color:var(--ink)}.setup-view{grid-template-columns:.85fr 1.15fr;align-items:center;gap:clamp(40px,7vw,100px);min-height:calc(100vh - 150px);padding:42px 0 70px;display:grid}.hero{align-self:start;padding-top:60px}.eyebrow{color:var(--green);letter-spacing:.15em;text-transform:uppercase;margin:0 0 15px;font-size:13px;font-weight:800}.hero h1,.session-header h1{letter-spacing:-.045em;margin:0;font-family:Georgia,Noto Serif TC,serif;font-size:clamp(44px,6vw,76px);font-weight:600;line-height:1.03}.hero h1 span{color:var(--green)}.hero-copy{max-width:440px;color:var(--muted);margin:28px 0 0;font-size:17px;line-height:1.8}.setup-card{box-shadow:var(--shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffdf8e0;border:1px solid #d9d8cfcc;border-radius:28px;padding:clamp(28px,4vw,48px)}.field-group{margin-bottom:28px}.field-heading{justify-content:space-between;align-items:center;display:flex}label{margin-bottom:10px;font-size:14px;font-weight:800;display:block}.count{color:var(--green);font-size:13px;font-weight:700}textarea,select,input{width:100%;color:var(--ink);border:1px solid var(--line);background:var(--card);border-radius:14px;outline:none;transition:all .18s}textarea{resize:vertical;padding:15px 17px;line-height:1.6}select,input{height:50px;padding:0 15px}textarea:focus,select:focus,input:focus{border-color:var(--green);box-shadow:0 0 0 3px #1f6b471a}textarea::placeholder{color:#a3aaa5}.hint,.privacy-note{color:#879089;margin:7px 2px 0;font-size:12px}.settings-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.field-group.compact{margin-bottom:28px}.input-suffix{position:relative}.input-suffix input{padding-right:58px}.input-suffix span{color:var(--muted);font-size:14px;position:absolute;top:15px;right:15px}.message{color:#8a3f20;background:#fff0e8;border-radius:10px;margin:-8px 0 18px;padding:12px 14px;font-size:13px;line-height:1.5}.primary-button{color:#fff;background:var(--green);border:0;border-radius:15px;justify-content:center;align-items:center;gap:14px;width:100%;min-height:56px;padding:0 24px;font-weight:800;transition:all .18s;display:flex;box-shadow:0 8px 20px #1f6b472e}.primary-button:hover{background:var(--green-dark);transform:translateY(-1px)}.primary-button span{font-size:21px}.privacy-note{text-align:center;margin-top:13px}.session-view{padding:46px 0}.session-header{justify-content:space-between;align-items:end;gap:40px;margin-bottom:42px;display:flex}.session-header h1{font-size:clamp(40px,5vw,64px)}.round-summary{color:var(--muted);margin:14px 0 0}.timer-card{border:1px solid var(--line);background:var(--card);min-width:285px;box-shadow:var(--shadow);border-radius:20px;grid-template-rows:auto auto;grid-template-columns:auto auto;align-items:center;column-gap:22px;padding:20px 22px;display:grid}.timer-card>span{color:var(--muted);font-size:12px;font-weight:700}.timer-card strong{letter-spacing:-.04em;font-variant-numeric:tabular-nums;grid-area:1/2/3;font-size:36px}.timer-button{color:var(--green);text-align:left;background:0 0;border:0;align-self:end;padding:0;font-size:13px;font-weight:800}.timer-card.running{border-color:#1f6b4773}.timer-card.finished{border-color:var(--orange);background:#fff1e5}.floor-plan-section{border:1px solid var(--line);box-shadow:var(--shadow);background:#fffdf8bd;border-radius:24px;overflow:hidden}.floor-plan-toolbar{border-bottom:1px solid var(--line);background:var(--card);justify-content:space-between;align-items:center;gap:20px;padding:20px 24px;display:flex}.floor-plan-toolbar>div{align-items:baseline;gap:14px;display:flex}.floor-plan-toolbar strong{font-family:Georgia,Noto Serif TC,serif;font-size:21px}.floor-plan-toolbar span{color:var(--muted);font-size:13px}.layout-button{min-height:38px;color:var(--green);background:#edf4ed;border:1px solid #1f6b4740;border-radius:10px;flex:none;padding:0 15px;font-size:13px;font-weight:800}.layout-button:hover{background:#e2eee4}.floor-plan{background-color:#eeede6;background-image:linear-gradient(#1f6b470b 1px,#0000 1px),linear-gradient(90deg,#1f6b470b 1px,#0000 1px);background-size:28px 28px;width:100%;min-height:360px}.floor-plan canvas{cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;width:100%;display:block}.floor-plan canvas.dragging{cursor:grabbing}.canvas-legend{color:var(--muted);border-top:1px solid var(--line);background:var(--card);gap:22px;padding:13px 24px;font-size:12px;display:flex}.canvas-legend span{align-items:center;gap:7px;display:flex}.canvas-legend i{background:var(--green);border-radius:50%;width:10px;height:10px;display:block}.canvas-legend span+span i{border:2px solid var(--green);background:#fff}.session-actions{justify-content:space-between;align-items:center;gap:30px;padding-top:32px;display:flex}.repeat-info{color:var(--muted);font-size:13px;line-height:1.6}.next-button{width:auto;min-width:300px}dialog{background:var(--card);border:0;border-radius:24px;width:min(480px,100% - 32px);padding:0;box-shadow:0 24px 80px #0000003d}dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#17211b7a}.dialog-card{padding:32px}.dialog-card h2{margin:0 0 12px;font-family:Georgia,Noto Serif TC,serif;font-size:28px}.dialog-card>p:not(.eyebrow){color:var(--muted);line-height:1.6}.dialog-actions{justify-content:flex-end;gap:10px;margin-top:28px;display:flex}.secondary-button,.danger-button{border-radius:11px;min-height:44px;padding:0 17px;font-weight:700}.secondary-button{color:var(--ink);border:1px solid var(--line);background:#fff}.danger-button{color:#fff;background:#a43e35;border:0}@media (width<=820px){.shell{width:min(100% - 28px,640px)}.topbar{height:72px}.setup-view{grid-template-columns:1fr;gap:32px;padding-top:28px}.hero{padding-top:0}.hero h1{font-size:48px}.session-header{flex-direction:column;align-items:stretch}.timer-card{width:100%}.session-actions{flex-direction:column;align-items:stretch}.next-button{width:100%;min-width:0}.floor-plan-toolbar>div{display:block}.floor-plan-toolbar span{margin-top:5px;display:block}}@media (width<=480px){.hero h1{font-size:40px}.setup-card{border-radius:20px;padding:22px}.settings-row{grid-template-columns:1fr;gap:0}.session-view{padding-top:28px}.floor-plan-toolbar{padding:16px}.floor-plan-toolbar span{display:none}.canvas-legend{gap:14px;padding:12px 16px}}