:root{color-scheme:light;--paper:#f5f2e8;--ink:#1c1c1c;--muted:#5e5e56;--line:#cfcdc2;--card:#f5f2e8;--soft:#dfdfd5;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,a{-webkit-tap-highlight-color:transparent;touch-action:manipulation}button,input{font:inherit}button,a{color:inherit}button{cursor:pointer;min-height:48px;background:transparent;border:0}button:disabled{cursor:default;opacity:.4}a{text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--ink);outline-offset:4px}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:inherit;font-weight:600}h1{font-size:clamp(28px,4vw,42px);line-height:1.15;margin-bottom:18px}h2{font-size:25px;line-height:1.2}p{line-height:1.5}.shell{max-width:1000px;margin:auto;padding:0 max(24px,env(safe-area-inset-right)) env(safe-area-inset-bottom) max(24px,env(safe-area-inset-left))}main{min-height:calc(100svh - 80px);padding:calc(36px + env(safe-area-inset-top)) 0 30px;outline:none}.home-screen main{min-height:100svh;padding:calc(clamp(24px,5svh,60px) + env(safe-area-inset-top)) 0 max(24px,env(safe-area-inset-bottom))}.device-home{width:100%;max-width:860px;margin:0 auto}.device-heading{text-align:center;margin-bottom:clamp(24px,3.4svh,40px)}.device-heading h1{font-size:clamp(32px,5.5vw,52px);font-weight:700;letter-spacing:0;line-height:1.15;margin:0 0 clamp(16px,2.5svh,26px)}.device-heading p{font-size:clamp(17px,2.8vw,25px);line-height:1.25;margin:0}.home-menu{display:flex;flex-direction:column;gap:clamp(12px,1.8svh,20px)}.home-button{display:flex;align-items:center;justify-content:center;text-align:center;text-transform:uppercase;font-size:clamp(18px,2.8vw,26px);font-weight:400;line-height:1.2;min-height:clamp(56px,8.7svh,92px);padding:14px 18px;border:2px solid var(--ink);border-radius:7px;background:var(--paper)}.guided-button{border-width:3px}.home-button:active,.primary:active,.secondary:active{background:var(--soft)}@media(hover:hover){.home-button:hover,.primary:hover,.secondary:hover{background:var(--soft)}}.home-screen footer{display:none}.primary,.secondary{display:inline-flex;justify-content:center;align-items:center;gap:24px;min-height:52px;border:2px solid var(--ink);padding:12px 22px;border-radius:6px;font-size:16px;background:var(--paper);color:var(--ink)}.primary{border-width:3px}footer{display:flex;justify-content:center;align-items:center;min-height:70px;color:var(--muted)}.text-button{font-size:13px;padding:10px;text-decoration:underline;text-underline-offset:4px}.back{display:inline-flex;gap:10px;align-items:center;font-size:16px;min-height:48px;margin-bottom:26px}.page-heading{margin-bottom:30px}.page-heading p{color:var(--muted);font-size:16px}.setup-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:34px}.fields{border-top:1px solid var(--line)}.field{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:22px 0;border-bottom:1px solid var(--line)}.field label{font-size:16px;font-weight:600}.field small{display:block;color:var(--muted);font-size:12px;font-weight:400;margin-top:7px}.stepper{display:flex;border:1px solid var(--ink);border-radius:5px;flex-shrink:0}.stepper button{width:44px;font-size:22px}.stepper input{width:50px;border:0;background:transparent;text-align:center;font-size:20px;color:var(--ink);appearance:textfield;-moz-appearance:textfield;border-radius:0}.stepper input::-webkit-inner-spin-button{appearance:none}.plan{border:1px solid var(--line);border-radius:6px;padding:27px}.plan h2{margin-bottom:25px}.plan-row{display:flex;justify-content:space-between;gap:12px;font-size:15px;margin:15px 0}.plan-row.total{border-top:1px solid var(--line);padding-top:18px;font-weight:600}.plan .primary{width:100%;margin-top:15px}.fine{font-size:12px;color:var(--muted);line-height:1.6;margin:16px 0 0}.session{max-width:660px;margin:auto;text-align:center}.session h1{font-size:40px}.eyebrow{font-size:14px;letter-spacing:1px;line-height:1.5;margin-bottom:24px}.timer{font-variant-numeric:tabular-nums;font-size:clamp(72px,15vw,112px);font-weight:400;line-height:1.2;margin:26px 0 22px}.track{height:5px;background:var(--line);border-radius:4px;overflow:hidden;margin:24px 0 15px}.track-fill{height:100%;background:var(--ink);width:0}.session-meta{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted)}.session p{color:var(--muted)}.actions{display:flex;gap:12px;justify-content:center;margin-top:32px}.actions>*{flex:1;max-width:250px}.session-note{border-top:1px solid var(--line);margin-top:36px;padding-top:21px;font-size:12px}.placeholder{max-width:540px;margin:50px auto;text-align:center}.placeholder h1{text-transform:uppercase}.placeholder p{color:var(--muted)}.placeholder .secondary{margin-top:16px}dialog{border:2px solid var(--ink);border-radius:8px;max-width:500px;width:calc(100% - 36px);padding:30px;background:var(--paper);color:var(--ink);max-height:85svh;overflow:auto}dialog::backdrop{background:rgba(25,27,21,.38)}dialog h2{font-size:27px}dialog p,dialog li{font-size:15px;line-height:1.6}dialog li{padding-left:4px;margin-bottom:14px}dialog ol{padding-left:20px}.close{float:right;font-size:25px;width:48px;margin:-17px -17px 0 5px}.notice{font-size:13px;padding:14px;border:1px solid var(--line)}.skip-link{position:fixed;left:16px;top:-70px;z-index:5;background:var(--ink);color:var(--paper);padding:15px}.skip-link:focus{top:10px}[hidden]{display:none!important}@media(max-width:650px){.shell{padding-left:max(22px,env(safe-area-inset-left));padding-right:max(22px,env(safe-area-inset-right))}.setup-grid{grid-template-columns:1fr;gap:25px}.field{padding:19px 0}.page-heading{margin-bottom:23px}.plan{padding:22px}.session{padding-top:14px}.session h1{font-size:34px}.session-meta{font-size:11px}.actions{gap:10px}.actions button{padding:12px 14px}.session-note{margin-top:28px}dialog{padding:25px}}@media(max-height:650px){.home-screen main{padding-top:calc(20px + env(safe-area-inset-top))}.device-heading{margin-bottom:22px}.device-heading h1{margin-bottom:14px}.home-menu{gap:10px}.home-button{min-height:52px;padding-block:12px}}@media(display-mode:standalone){footer{display:none}}@media(prefers-reduced-motion:no-preference){button,a{transition:background-color .12s ease}}