s-pet-cpr-timer{--ink: #101123;--ink-soft: #454063;--muted: #6f6a86;--line: #e7e3ef;--line-soft: #f2eff8;--page-bg: #f6f4fb;--primary: #8637b2;--primary-dark: #6d2a94;--primary-tint: #f3ebfa;--amber: #8a6508;--amber-bg: #fff7e3;--amber-line: #f0dca0;--red: #c0362c;--red-bg: #fdecea;--red-line: #f3c4bf;--green: #17714a;--green-bg: #e8f6ef;--green-line: #bfe5d2;--status-blue: #155f99;--status-blue-bg: #edf7ff;--status-blue-line: #b8d8ef;--status-violet: #6840a2;--status-violet-bg: #f5effd;--status-violet-line: #d8c5ee;--radius-card: 14px;--radius-field: 9px;--radius-panel: 10px;--navy: var(--ink);--navy-2: #241638;--purple: var(--primary);--purple-soft: var(--primary-tint);--purple-deep: var(--primary-dark);--blue: var(--status-blue-line);--blue-soft: var(--status-blue-bg);--surface: #ffffff;--page: var(--page-bg);--red-dark: #8e251e;--red-soft: var(--red-bg);--amber-soft: var(--amber-bg);--green-dark: #105638;--green-soft: var(--green-bg);--focus: var(--primary);--radius: var(--radius-card);--shadow: none;width:100%;min-width:0px;min-height:100vh;position:relative;isolation:isolate;color:var(--ink);background:var(--page-bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased;container:aav-cpr / inline-size}s-pet-cpr-timer,s-pet-cpr-timer *,s-pet-cpr-timer :before,s-pet-cpr-timer :after{box-sizing:border-box}s-pet-cpr-timer button,s-pet-cpr-timer input,s-pet-cpr-timer textarea{font:inherit}s-pet-cpr-timer button,s-pet-cpr-timer summary,s-pet-cpr-timer label,s-pet-cpr-timer input[type=range]{touch-action:manipulation}s-pet-cpr-timer button{cursor:pointer}s-pet-cpr-timer button:disabled{cursor:not-allowed;opacity:.48}s-pet-cpr-timer a{color:var(--primary-dark);text-underline-offset:3px}s-pet-cpr-timer a:hover{text-decoration-thickness:2px}s-pet-cpr-timer :focus-visible{outline:3px solid var(--focus);outline-offset:1px}s-pet-cpr-timer .skip-link{position:fixed;top:8px;left:8px;z-index:1000;transform:translateY(-160%);padding:10px 14px;color:#000;background:#fff;border:2px solid rgb(0,0,0)}s-pet-cpr-timer .skip-link:focus{transform:translateY(0)}s-pet-cpr-timer .site-header{color:var(--ink);background:#fff;border-bottom:1px solid var(--line)}s-pet-cpr-timer .header-inner,s-pet-cpr-timer .page-shell{width:100%;max-width:1180px;margin-inline:auto}s-pet-cpr-timer .header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;padding:14px 20px;gap:20px}s-pet-cpr-timer .brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}s-pet-cpr-timer .brand-mark{display:grid;place-items:center;width:44px;height:44px;color:#fff;background:var(--primary);border-radius:12px;font-size:14px;font-weight:950;letter-spacing:-.02em}s-pet-cpr-timer .brand-kicker{display:block;margin-top:2px;color:var(--muted);font-size:12px;font-weight:650;letter-spacing:0px;text-transform:none}s-pet-cpr-timer .brand-name{display:block;color:var(--ink);font-size:17px;font-weight:900}s-pet-cpr-timer .header-note{margin:0;color:var(--primary-dark);font-size:13px;font-weight:800;text-align:right}s-pet-cpr-timer .page-shell{padding:16px 20px 40px;container:cpr-page / inline-size}s-pet-cpr-timer .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:0 0 14px;color:var(--muted);font-size:13px}s-pet-cpr-timer .breadcrumb a{font-weight:800}s-pet-cpr-timer .breadcrumb-separator{color:#9296ad}s-pet-cpr-timer .hero{display:grid;grid-template-columns:minmax(0px,1fr) auto;align-items:start;gap:20px;margin-bottom:16px}s-pet-cpr-timer .eyebrow{margin:0 0 6px;color:var(--primary-dark);font-size:11px;font-weight:850;letter-spacing:.09em;text-transform:uppercase}s-pet-cpr-timer h1,s-pet-cpr-timer h2,s-pet-cpr-timer h3{line-height:1.15}s-pet-cpr-timer h1{margin:0;color:var(--ink);font-size:26px;letter-spacing:-.025em}s-pet-cpr-timer .hero-copy{max-width:820px;margin:8px 0 0;color:var(--ink-soft);font-size:15px}s-pet-cpr-timer .review-chip{min-width:250px;padding:12px 14px;background:var(--primary-tint);border:1px solid var(--line);border-left:4px solid var(--primary);border-radius:var(--radius-panel);font-size:13px}s-pet-cpr-timer .review-chip strong{display:block;color:var(--ink)}s-pet-cpr-timer .review-chip a{color:var(--primary-dark);font-weight:850}s-pet-cpr-timer .emergency-callout{display:grid;grid-template-columns:auto minmax(0px,1fr);gap:10px;margin-bottom:16px;padding:10px 12px;background:var(--red-bg);border:1px solid var(--red-line);border-left:4px solid var(--red);border-radius:var(--radius-panel)}s-pet-cpr-timer .emergency-icon{display:grid;place-items:center;width:20px;height:20px;color:#fff;background:var(--red);border-radius:50%;font-size:13px;font-weight:900;line-height:1}s-pet-cpr-timer .emergency-callout strong{color:var(--red-dark)}s-pet-cpr-timer .emergency-callout p{margin:3px 0 0}s-pet-cpr-timer .quick-reference{margin:16px 0;padding:16px 20px;box-shadow:none;border-left:4px solid var(--primary)}s-pet-cpr-timer .quick-reference-heading{display:flex;align-items:baseline;justify-content:space-between;gap:18px;margin-bottom:13px}s-pet-cpr-timer .quick-reference-heading h2{margin:0;color:var(--ink);font-size:16px}s-pet-cpr-timer .quick-reference-heading p{margin:0;color:var(--muted);font-size:12px}s-pet-cpr-timer .quick-reference-grid{display:grid;grid-template-columns:repeat(4,minmax(0px,1fr));gap:9px;margin:0}s-pet-cpr-timer .quick-reference-grid>div{padding:11px 12px;background:var(--primary-tint);border:1px solid var(--line);border-radius:var(--radius-field)}s-pet-cpr-timer .quick-reference-grid dt{color:var(--ink-soft);font-size:11px;font-weight:900;letter-spacing:.06em;text-transform:uppercase}s-pet-cpr-timer .quick-reference-grid dd{margin:3px 0 0;color:var(--primary-dark);font-size:16px;font-weight:900}s-pet-cpr-timer .quick-reference-note{margin:12px 0 0;color:var(--ink-soft);font-size:13px}s-pet-cpr-timer .tool-grid{display:grid;grid-template-columns:minmax(0px,1.45fr) minmax(330px,.75fr);align-items:start;gap:16px}s-pet-cpr-timer .tool-grid>*,s-pet-cpr-timer .mode-grid>*,s-pet-cpr-timer .side-stack>*,s-pet-cpr-timer .result-grid>*,s-pet-cpr-timer .content-grid>*,s-pet-cpr-timer .related-links>*,s-pet-cpr-timer .quick-reference-grid>*{min-width:0px}s-pet-cpr-timer .panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow)}s-pet-cpr-timer .setup-panel{margin-bottom:14px;padding:16px 20px}s-pet-cpr-timer .section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:13px}s-pet-cpr-timer .section-heading h2,s-pet-cpr-timer .section-heading h3{margin:0;color:var(--navy)}s-pet-cpr-timer .section-heading h2{font-size:16px}s-pet-cpr-timer .section-heading h3{font-size:15px}s-pet-cpr-timer .section-heading p{margin:4px 0 0;color:var(--muted);font-size:12px}s-pet-cpr-timer .section-heading h2,s-pet-cpr-timer .quick-reference-heading h2,s-pet-cpr-timer .side-panel>h2,s-pet-cpr-timer .content-card>h2,s-pet-cpr-timer .faq-section>h2,s-pet-cpr-timer .related-resources>h2,s-pet-cpr-timer .result-panel>h2{position:relative;padding-left:12px}s-pet-cpr-timer .section-heading h2:before,s-pet-cpr-timer .quick-reference-heading h2:before,s-pet-cpr-timer .side-panel>h2:before,s-pet-cpr-timer .content-card>h2:before,s-pet-cpr-timer .faq-section>h2:before,s-pet-cpr-timer .related-resources>h2:before,s-pet-cpr-timer .result-panel>h2:before{content:"";position:absolute;top:50%;left:0;width:4px;height:18px;background:var(--primary);border-radius:3px;transform:translateY(-50%)}s-pet-cpr-timer .result-panel[data-outcome=rosc]>h2:before{background:var(--green)}s-pet-cpr-timer .result-panel[data-outcome=no-rosc]>h2:before{background:var(--red)}s-pet-cpr-timer .mode-fieldset{min-width:0px;margin:0;padding:0;border:0px}s-pet-cpr-timer .mode-fieldset legend{margin-bottom:10px;color:var(--navy);font-weight:900}s-pet-cpr-timer .mode-grid{display:grid;grid-template-columns:repeat(3,minmax(0px,1fr));gap:10px}s-pet-cpr-timer .mode-option{position:relative;display:block;min-width:0px}s-pet-cpr-timer .mode-option input{position:absolute;width:1px;height:1px;opacity:0}s-pet-cpr-timer .mode-card{display:block;min-height:96px;padding:12px;background:#fff;border:1.5px solid var(--line);border-radius:var(--radius-field);transition:background .12s,border-color .12s,transform .12s}s-pet-cpr-timer .mode-option input:checked+.mode-card{background:var(--primary-tint);border-color:var(--primary);box-shadow:inset 0 -3px 0 var(--primary-dark)}s-pet-cpr-timer .mode-option input:focus-visible+.mode-card{outline:3px solid var(--focus);outline-offset:1px}s-pet-cpr-timer .mode-option:hover .mode-card{transform:translateY(-1px)}s-pet-cpr-timer .mode-title{display:block;color:var(--navy);font-size:14px;font-weight:900}s-pet-cpr-timer .mode-copy{display:block;margin-top:5px;color:var(--ink-soft);font-size:12px;line-height:1.35}s-pet-cpr-timer .timer-stage{position:relative;overflow:hidden;padding:clamp(20px,4cqi,30px);color:#fff;background:var(--timer-bg, #21152f);border:3px solid var(--primary);border-radius:12px;box-shadow:var(--shadow);transition:background .15s,border-color .15s}s-pet-cpr-timer .timer-stage.compressions{background:var(--timer-bg, #21152f);border-color:var(--primary)}s-pet-cpr-timer .timer-stage.check{background:var(--red);border-color:var(--red-line)}s-pet-cpr-timer .timer-stage.paused{background:var(--amber);border-color:var(--amber-line)}s-pet-cpr-timer .timer-stage.finished{background:var(--green);border-color:var(--green-line)}s-pet-cpr-timer .stage-top{display:flex;align-items:center;justify-content:space-between;gap:12px}s-pet-cpr-timer .phase-label,s-pet-cpr-timer .mode-badge{display:inline-flex;align-items:center;min-height:34px;padding:7px 10px;border-radius:var(--radius-field);font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}s-pet-cpr-timer .phase-label{color:#fff;background:var(--primary)}s-pet-cpr-timer .timer-stage.check .phase-label{color:var(--red-dark);background:var(--red-bg)}s-pet-cpr-timer .timer-stage.paused .phase-label{color:var(--amber);background:var(--amber-bg)}s-pet-cpr-timer .timer-stage.finished .phase-label{color:var(--green);background:var(--green-bg)}s-pet-cpr-timer .mode-badge{color:#fff;background:#ffffff26;border:1px solid rgba(255,255,255,.35)}s-pet-cpr-timer .timer-display{display:grid;place-items:center;min-height:300px;padding:18px 0 8px;text-align:center}s-pet-cpr-timer .beat-disc{display:grid;place-items:center;width:min(270px,76%);aspect-ratio:1 / 1;background:var(--primary);border:10px solid rgba(255,255,255,.2);border-radius:50%;box-shadow:#ffffff0f 0 0 0 10px;color:#fff;transition:transform 70ms ease-out,background .15s,color .15s}s-pet-cpr-timer .timer-stage.check .beat-disc{color:var(--red-dark);background:var(--red-bg)}s-pet-cpr-timer .timer-stage.paused .beat-disc{color:var(--amber);background:var(--amber-bg)}s-pet-cpr-timer .timer-stage.finished .beat-disc{color:var(--green);background:var(--green-bg)}s-pet-cpr-timer .beat-disc.pop{transform:scale(1.045)}s-pet-cpr-timer .beat-disc{padding:0;cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}s-pet-cpr-timer .beat-disc:active{transform:scale(.97)}s-pet-cpr-timer .timer-stage.finished .beat-disc{cursor:default}s-pet-cpr-timer .big-number{font-size:clamp(4rem,12vw,6.8rem);font-weight:950;font-variant-numeric:tabular-nums;letter-spacing:-.06em;line-height:.9}s-pet-cpr-timer .big-number.word{font-size:clamp(2.5rem,8vw,4.4rem);letter-spacing:-.03em}s-pet-cpr-timer .big-sub{max-width:210px;margin:10px auto 0;font-size:12px;font-weight:900;letter-spacing:.08em;line-height:1.35;text-transform:uppercase}s-pet-cpr-timer .stage-message{min-height:27px;margin:0;color:#f1f3ff;font-size:clamp(15px,2.3vw,18px);font-weight:800;text-align:center}s-pet-cpr-timer .stats{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:22px 0 0}s-pet-cpr-timer .stat{min-width:0px;padding:11px 8px;background:#ffffff1f;border:1px solid rgba(255,255,255,.28);border-radius:7px;text-align:center}s-pet-cpr-timer .stat dt{color:#dfe4ff;font-size:10px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}s-pet-cpr-timer .stat dd{margin:2px 0 0;font-size:clamp(21px,4vw,28px);font-weight:950;font-variant-numeric:tabular-nums}s-pet-cpr-timer .quality-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px;color:var(--primary-dark)}s-pet-cpr-timer .quality-cue{padding:9px;background:var(--primary-tint);border:1px solid var(--line);border-radius:var(--radius-field);font-size:12px;font-weight:850;text-align:center}s-pet-cpr-timer .main-controls{display:grid;grid-template-columns:minmax(0px,1fr) auto auto;gap:10px;margin-top:12px;padding:10px;background:#f7f5fbf5;border:1px solid var(--line);border-radius:var(--radius-panel)}s-pet-cpr-timer.event-active .main-controls{position:sticky;bottom:max(8px,env(safe-area-inset-bottom));z-index:30;box-shadow:#10112324 0 8px 24px}s-pet-cpr-timer .button{min-height:54px;padding:12px 16px;border:1.5px solid transparent;border-radius:var(--radius-field);font-weight:850;line-height:1.2;transition:transform 70ms,filter .12s}s-pet-cpr-timer .button:active{transform:translateY(1px)}s-pet-cpr-timer .button:hover:not(:disabled){filter:brightness(.97)}s-pet-cpr-timer .button-primary{color:#fff;background:var(--primary);border-color:var(--primary)}s-pet-cpr-timer .button-primary:hover:not(:disabled){background:var(--primary-dark);border-color:var(--primary-dark)}s-pet-cpr-timer .button-primary.running{color:var(--ink);background:var(--amber-bg);border-color:var(--amber-line)}s-pet-cpr-timer .button-primary.running:hover:not(:disabled){color:var(--ink);background:var(--amber-bg);border-color:var(--amber-line)}s-pet-cpr-timer .button-secondary{color:var(--primary-dark);background:#fff;border-color:var(--primary)}s-pet-cpr-timer .button-danger{color:var(--red);background:#fff;border-color:var(--red)}s-pet-cpr-timer .button-success{color:#fff;background:var(--green);border-color:var(--green-dark)}s-pet-cpr-timer .button-small{min-height:44px;padding:9px 12px;font-size:13px}s-pet-cpr-timer .utility-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px}s-pet-cpr-timer .status-note{color:var(--muted);font-size:12px}s-pet-cpr-timer details.settings{margin-top:14px;overflow:hidden;border-radius:var(--radius-panel)}s-pet-cpr-timer details.settings>summary{display:flex;align-items:center;justify-content:space-between;min-height:56px;padding:14px 18px;color:var(--ink);background:#fff;font-weight:850;list-style:none;cursor:pointer}s-pet-cpr-timer details.settings>summary::-webkit-details-marker{display:none}s-pet-cpr-timer details.settings>summary:after{content:"+";color:var(--primary);font-size:24px;line-height:1}s-pet-cpr-timer details.settings[open]>summary:after{content:"\2212"}s-pet-cpr-timer details.settings[open]>summary{background:var(--primary-tint)}s-pet-cpr-timer .settings-body{padding:0 18px 18px}s-pet-cpr-timer .setting-row{padding:15px 0;border-top:1px solid var(--line)}s-pet-cpr-timer .setting-top{display:flex;align-items:center;justify-content:space-between;gap:14px}s-pet-cpr-timer .setting-top label,s-pet-cpr-timer .toggle-copy strong{color:var(--ink);font-size:12px;font-weight:850;letter-spacing:.04em}s-pet-cpr-timer .setting-value{color:var(--purple-deep);font-weight:950;font-variant-numeric:tabular-nums}s-pet-cpr-timer .setting-hint,s-pet-cpr-timer .toggle-copy span{display:block;margin-top:5px;color:var(--muted);font-size:12px}s-pet-cpr-timer input[type=range]{width:100%;height:32px;margin-top:8px;accent-color:var(--primary)}s-pet-cpr-timer .toggle-row{display:grid;grid-template-columns:minmax(0px,1fr) auto;align-items:center;gap:16px;min-height:62px;padding:11px 0;border-top:1px solid var(--line)}s-pet-cpr-timer .switch-label{display:grid;place-items:center;width:54px;height:46px;cursor:pointer}s-pet-cpr-timer .switch-label input{position:absolute;width:1px;height:1px;opacity:0}s-pet-cpr-timer .switch-ui{position:relative;width:50px;height:28px;background:#b8bcd1;border:2px solid rgb(119,126,159);border-radius:16px}s-pet-cpr-timer .switch-ui:before{content:"";position:absolute;top:3px;left:4px;width:18px;height:18px;background:#fff;border-radius:50%;transition:transform .12s}s-pet-cpr-timer .switch-label input:checked+.switch-ui{background:var(--primary);border-color:var(--primary-dark)}s-pet-cpr-timer .switch-label input:checked+.switch-ui:before{transform:translate(20px)}s-pet-cpr-timer .switch-label input:focus-visible+.switch-ui{outline:3px solid var(--focus);outline-offset:1px}s-pet-cpr-timer .side-stack{display:grid;gap:14px}s-pet-cpr-timer .side-panel{padding:16px 20px}s-pet-cpr-timer .live-guide{background:var(--primary-tint);border:1px solid var(--line);border-left:4px solid var(--primary)}s-pet-cpr-timer .live-guide h2{margin:0 0 12px;color:var(--ink);font-size:16px}s-pet-cpr-timer .live-guide ol,s-pet-cpr-timer .live-guide ul{margin:0;padding-left:20px}s-pet-cpr-timer .live-guide li{margin:8px 0;font-size:13px}s-pet-cpr-timer .monitor-note{margin:13px 0 0;padding:10px;color:var(--ink-soft);background:#fff;border-left:4px solid var(--primary);font-size:12px}s-pet-cpr-timer .quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0px,1fr));gap:8px}s-pet-cpr-timer .event-button{min-height:48px;padding:9px 10px;color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:var(--radius-field);font-size:12px;font-weight:900}s-pet-cpr-timer .event-button:hover:not(:disabled){border-color:var(--primary);background:var(--primary-tint)}s-pet-cpr-timer .event-button.shock{color:var(--red);border-color:var(--red)}s-pet-cpr-timer .event-button.rosc{color:#fff;background:var(--green);border-color:var(--green-dark)}s-pet-cpr-timer .drug-reminder{margin-top:10px;padding:10px 11px;color:var(--amber);background:var(--amber-bg);border:1px solid var(--amber-line);border-left:4px solid 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