:root{color-scheme:light;font-family:Segoe UI,Arial,sans-serif;line-height:1.4;font-weight:400;color:var(--color-text);background:radial-gradient(circle at top left,rgba(255,255,255,.72),transparent 35%),linear-gradient(135deg,var(--color-background),color-mix(in srgb,var(--color-background) 84%,#ffffff));font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{min-height:100vh;color:var(--color-text)}button,input{font:inherit}a{color:inherit}img{max-width:100%;display:block}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.landing,.timer-shell{min-height:100vh}.landing{display:grid;place-items:center;padding:clamp(1.5rem,4vw,3rem)}.hero{width:min(1180px,100%);display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(1.5rem,3vw,2.5rem);align-items:stretch}.hero__copy,.hero__card,.control-panel,.timer-screen{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:var(--color-surface);border:1px solid var(--color-border);border-radius:28px;box-shadow:0 24px 60px #1016141f}.hero__copy{padding:clamp(2rem,5vw,4rem)}.eyebrow{margin:0 0 .75rem;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent)}.hero h1{margin:0;max-width:14ch;font-size:clamp(2.8rem,5vw,5.4rem);line-height:.95}.hero__lede{max-width:34rem;font-size:clamp(1.05rem,2vw,1.3rem);margin:1.5rem 0 0}.hero__actions{margin-top:2rem;display:grid;gap:1rem}.hero__hint{margin:0;max-width:36rem}.hero__card{padding:clamp(1.5rem,4vw,2.5rem);display:grid;align-content:start;gap:1.5rem}.hero__logo{width:min(220px,50%)}.hero__card-title{margin:0;font-size:1.15rem;font-weight:700}.feature-list{margin:0;padding-left:1.2rem;display:grid;gap:.75rem}.timer-shell{position:relative;padding:1.25rem}.brand-block{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:center}.brand-block__logo{width:92px;max-height:92px;object-fit:contain}.brand-block h1{margin:0;font-size:clamp(1.35rem,3vw,2rem);line-height:1.1}.brand-block--inline{max-width:min(38rem,65vw)}.fieldset{margin:0;padding:0;border:0;display:grid;gap:.75rem}.fieldset legend{font-weight:700;margin-bottom:.5rem}.choice-row,.control-group{display:flex;flex-wrap:wrap;gap:.75rem}.control-group--stacked{display:grid}.button,.chip{border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,background-color .15s ease,border-color .15s ease}.button:hover,.chip:hover,.button:focus-visible,.chip:focus-visible{transform:translateY(-1px)}.button:focus-visible,.chip:focus-visible,input[type=range]:focus-visible{outline:3px solid color-mix(in srgb,var(--color-accent) 55%,white);outline-offset:3px}.button{padding:.85rem 1.2rem;font-weight:700;text-decoration:none;text-align:center}.button--primary{background:var(--color-panel);color:var(--color-panel-text)}.button--ghost{background:transparent;color:inherit;border-color:var(--color-border)}.button--soft{background:var(--color-accent-soft);color:inherit}.chip{padding:.7rem 1rem;background:transparent;color:inherit;border-color:var(--color-border)}.chip--selected{background:var(--color-panel);color:var(--color-panel-text)}.slider-field{display:grid;gap:.6rem;font-weight:700}.status-grid{margin:0;display:grid;gap:.8rem}.status-grid dt{font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--color-accent)}.status-grid dd{margin:.2rem 0 0;font-size:1rem}.timer-screen{position:relative;padding:clamp(1.25rem,3vw,2.5rem);display:grid;align-items:stretch;overflow:hidden;min-height:calc(100vh - 2.5rem)}.timer-screen__header{position:relative;display:flex;justify-content:space-between;align-items:start;gap:1.5rem}.timer-screen__actions{display:flex;align-items:start;gap:.75rem}.timer-screen__clock-wrap{text-align:right}.timer-screen:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at top right,color-mix(in srgb,var(--color-accent) 22%,transparent),transparent 28%),radial-gradient(circle at bottom left,color-mix(in srgb,var(--color-panel) 16%,transparent),transparent 34%);pointer-events:none}.timer-screen__clock{position:relative;margin:0;font-size:clamp(1.6rem,2.4vw,2.3rem);font-weight:700}.timer-screen__date{margin:.35rem 0 0;font-size:clamp(.95rem,1.4vw,1.15rem)}.timer-screen__body{position:relative;display:grid;align-content:center;justify-items:center;text-align:center;gap:.85rem}.timer-screen__label,.timer-screen__remaining-label{margin:0;font-size:clamp(1rem,1.8vw,1.45rem);text-transform:uppercase;letter-spacing:.08em}.timer-screen__slot{margin:0;font-size:clamp(2.6rem,5.6vw,5rem);font-weight:700}.timer-screen__countdown{margin:0;font-size:clamp(5rem,16vw,15rem);line-height:.9;font-weight:800;letter-spacing:-.04em}.timer-screen__message{margin:.6rem 0 0;min-height:1.5em;font-size:clamp(1.3rem,3vw,2.2rem);font-weight:700}.icon-button{width:3.4rem;height:3.4rem;display:grid;place-items:center;padding:0;border-radius:999px;border:1px solid var(--color-border);background:#ffffff47;color:inherit;cursor:pointer;transition:transform .15s ease,background-color .15s ease,border-color .15s ease}.icon-button svg{width:1.4rem;height:1.4rem;stroke:currentColor;stroke-width:1.9;fill:none;stroke-linecap:round;stroke-linejoin:round}.icon-button:hover,.icon-button:focus-visible{transform:translateY(-1px)}.icon-button--active{background:var(--color-accent);color:var(--color-text);border-color:transparent}.options-shell{position:absolute;inset:0;pointer-events:none}.options-shell__backdrop{position:absolute;inset:0;border:0;background:#0a0e0c3d;opacity:0;transition:opacity .18s ease}.options-drawer{position:absolute;top:1.25rem;right:1.25rem;bottom:1.25rem;width:min(22rem,calc(100vw - 2.5rem));padding:1.35rem;display:grid;align-content:start;gap:1.2rem;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:color-mix(in srgb,var(--color-surface) 88%,white);border:1px solid var(--color-border);border-radius:28px;box-shadow:0 24px 60px #1016142e;transform:translate(calc(100% + 1.25rem));transition:transform .22s ease}.options-drawer__header{display:flex;align-items:start;justify-content:space-between;gap:1rem}.options-drawer__title{margin:0;font-size:1.6rem;line-height:1.05}.options-shell--open{pointer-events:auto}.options-shell--open .options-shell__backdrop{opacity:1}.options-shell--open .options-drawer{transform:translate(0)}.timer-shell--caterham .options-drawer{background:#ffffff29}.timer-shell--caterham .icon-button{background:#ffffff24}.timer-shell--caterham .icon-button--active{background:var(--color-accent);color:var(--color-panel-text);border-color:var(--color-accent)}.timer-shell--caterham .button--ghost,.timer-shell--caterham .chip{background:#ffffff1a}.timer-screen--warning .timer-screen__countdown,.timer-screen--ending .timer-screen__countdown{outline:4px solid transparent;outline-offset:.3em;border-radius:.12em;animation:countdown-cue 1s steps(1,end) infinite}@keyframes countdown-cue{0%,49.99%{outline-color:transparent}50%,to{outline-color:color-mix(in srgb,var(--color-accent) 72%,transparent)}}@media(max-width:980px){.hero{grid-template-columns:1fr}.timer-screen{min-height:60vh}.timer-screen__header{flex-direction:column}.timer-screen__actions{width:100%;justify-content:space-between}.brand-block--inline{max-width:100%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.timer-screen--ending{background:color-mix(in srgb,var(--color-panel) 28%,var(--color-surface))}}