*{box-sizing:border-box}:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#17202a;background:#f4f6f8;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html,body,#root{min-height:100%;margin:0}body{min-width:320px}button{border:0;border-radius:8px;font:inherit;font-weight:800;cursor:pointer;touch-action:manipulation}button:disabled{cursor:not-allowed;opacity:.5}.app{min-height:100vh;background:linear-gradient(90deg,rgba(255,89,94,.08),transparent 24%),linear-gradient(270deg,rgba(25,130,196,.08),transparent 24%),#f4f6f8}.eyebrow{margin:0 0 5px;color:#5a6470;font-size:.9rem;font-weight:900;letter-spacing:0;text-transform:uppercase}.setup-screen{display:grid;place-items:center;padding:10px 16px}.setup-panel{width:min(100%,1060px);padding:14px 28px;border:1px solid #d8e0e8;border-radius:8px;background:#fff;box-shadow:0 20px 60px #17202a1f}.setup-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:10px}.sound-toggle{display:flex;min-height:52px;align-items:center;justify-content:center;gap:10px;padding:0 18px;color:#17202a;background:#fff;border:2px solid #d8e0e8}.sound-toggle[aria-pressed=true]{border-color:#17202a}.sound-toggle[aria-pressed=false],.icon-button[aria-pressed=false]{color:#5a6470;background:#eef2f5}.setup-heading h1,.topbar h1{margin:0;font-size:2.4rem;line-height:1}.setup-heading h1{font-size:2.25rem}.setup-grid{display:grid;grid-template-columns:1.3fr .8fr;gap:14px}.setup-section{min-height:116px;padding:14px 20px;border:1px solid #d8e0e8;border-radius:8px;background:#f9fafb}.setup-section h2{margin:0 0 8px;font-size:1.2rem}.duration-section{grid-column:1 / -1}.segmented-control,.preset-grid{display:grid;gap:12px}.segmented-control{grid-template-columns:repeat(2,minmax(0,1fr))}.segmented-control button,.preset-grid button{display:flex;min-height:56px;align-items:center;justify-content:center;gap:10px;padding:12px 18px;color:#17202a;background:#fff;border:2px solid #d8e0e8}.segmented-control button.selected,.preset-grid button.selected{color:#fff;background:#17202a;border-color:#17202a}.stepper{display:grid;grid-template-columns:72px 1fr 72px;min-height:56px;overflow:hidden;border:2px solid #d8e0e8;border-radius:8px;background:#fff}.stepper button{border-radius:0;background:#17202a;color:#fff;font-size:2rem}.stepper-value{display:flex;align-items:center;justify-content:center;gap:12px;font-size:1.3rem}.stepper-value strong{font-size:2.3rem}.preset-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.preset-grid button{font-size:1.3rem}.preset-grid .custom-preset{border-style:dashed}.custom-time-editor{display:grid;grid-template-columns:repeat(2,minmax(0,1fr)) minmax(150px,.7fr);gap:12px;margin-top:14px}.custom-time-field{display:grid;gap:8px;color:#5a6470;font-weight:900}.custom-time-field input{width:100%;min-height:70px;padding:0 18px;border:2px solid #d8e0e8;border-radius:8px;color:#17202a;background:#fff;font:inherit;font-size:1.5rem;font-weight:900}.custom-time-field input:focus{border-color:#17202a;outline:none}.apply-custom-button{align-self:end;min-height:70px;color:#fff;background:#17202a;font-size:1.2rem}.sound-section{grid-column:1 / -1;min-height:auto}.sound-section-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:8px}.sound-section-heading h2{margin:0}.volume-control{display:grid;grid-template-columns:minmax(120px,.28fr) 1fr;align-items:center;gap:18px;margin-bottom:8px;font-weight:900}.volume-control strong{font-variant-numeric:tabular-nums}.volume-control input{width:100%;accent-color:#17202a}.sound-choice-group+.sound-choice-group{margin-top:6px}.sound-choice-title{margin:0 0 4px;color:#5a6470;font-size:.95rem;font-weight:900}.sound-theme-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.sound-theme-grid button{display:grid;min-height:44px;align-content:center;gap:4px;padding:5px 10px;color:#17202a;background:#fff;border:2px solid #d8e0e8;text-align:left}.sound-theme-grid button.selected{color:#fff;background:#17202a;border-color:#17202a}.sound-theme-grid button span{font-size:.78rem;font-weight:700;line-height:1.25}.start-button{display:flex;width:100%;min-height:64px;align-items:center;justify-content:center;gap:14px;margin-top:10px;color:#17202a;background:#ffca3a;font-size:2rem}.play-screen{position:relative;display:grid;grid-template-rows:auto 1fr;gap:18px;padding:20px;overflow:hidden}.topbar{display:flex;min-height:76px;align-items:center;justify-content:space-between;gap:18px;padding:0 8px}.topbar-actions{display:flex;gap:12px}.icon-button{display:grid;width:64px;height:64px;place-items:center;color:#17202a;background:#fff;border:2px solid #d8e0e8}.play-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,330px);gap:20px;min-height:0}.active-stage{position:relative;display:grid;min-height:0;align-content:center;justify-items:center;padding:48px 34px;border:3px solid #17202a;border-radius:8px;box-shadow:0 18px 54px #17202a1f;overflow:hidden}.pass-surface{cursor:pointer;transition:border-color .14s ease,box-shadow .14s ease,transform 80ms ease}.pass-surface:focus-visible{border-color:#17202a;outline:4px solid rgba(255,202,58,.65);outline-offset:3px}.pass-surface:not(.disabled):active{transform:scale(.995);box-shadow:0 10px 32px #17202a29}.pass-surface.disabled{cursor:default}.time-display{display:block;width:min(100%,680px);margin:0 0 28px;color:inherit;font-variant-numeric:tabular-nums;font-size:9.5rem;font-weight:950;line-height:1;text-align:center}.pass-button{display:flex;width:min(100%,520px);min-height:72px;align-items:center;justify-content:center;gap:12px;color:inherit;background:transparent;border-top:2px solid currentColor;font-size:2.1rem;font-weight:950}.pause-label{position:absolute;top:24px;right:24px;margin:0;padding:10px 14px;border-radius:8px;color:#17202a;background:#ffffffe0;font-weight:900}.player-list{display:grid;align-content:start;gap:8px;min-height:0;overflow-y:auto;padding-right:4px}.player-tile{display:grid;grid-template-columns:16px minmax(0,1fr) auto;align-items:center;gap:10px;min-height:58px;padding:10px 12px;border:2px solid #d8e0e8;border-radius:8px;background:#fff;font-weight:800}.player-tile.active{border-color:#17202a;box-shadow:inset 0 0 0 2px #17202a}.player-dot{width:16px;height:16px;border-radius:50%}.player-tile strong{font-variant-numeric:tabular-nums;font-size:1.15rem}.expired-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;display:grid;align-content:center;justify-items:center;padding:32px;color:#fff;background:#d90429;animation:danger-flash .34s step-end infinite;text-align:center}.expired-overlay svg{margin-bottom:14px}.expired-kicker{margin:0 0 10px;font-size:2rem;font-weight:950}.expired-overlay h2{margin:0;font-size:5rem;line-height:1}.expired-time{margin:14px 0 28px;font-variant-numeric:tabular-nums;font-size:7rem;font-weight:950;line-height:.9}.expired-button{display:flex;min-width:340px;min-height:92px;align-items:center;justify-content:center;gap:12px;color:#17202a;background:#ffca3a;font-size:1.8rem}@keyframes danger-flash{0%,to{background:#d90429}50%{background:#111}}@media(max-width:860px){.setup-grid,.play-layout{grid-template-columns:1fr}.preset-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.custom-time-editor{grid-template-columns:repeat(2,minmax(0,1fr))}.apply-custom-button{grid-column:1 / -1}.sound-theme-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.time-display{min-width:0;font-size:6rem}.pass-button{min-height:72px}.player-list{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:520px){.setup-screen,.play-screen{padding:14px}.setup-panel,.active-stage{padding:18px}.setup-heading h1,.topbar h1{font-size:1.8rem}.segmented-control,.preset-grid,.player-list,.custom-time-editor,.volume-control,.sound-theme-grid{grid-template-columns:1fr}.time-display{font-size:4.4rem}.pass-button{font-size:1.25rem}.start-button{font-size:1.5rem}.expired-overlay h2{font-size:3.2rem}.expired-time{font-size:5rem}}