:root{color:#1d2730;font-family:Inter,SF Pro Display,PingFang SC,Microsoft YaHei,system-ui,sans-serif;font-synthesis:none;line-height:1.5;text-rendering:geometricPrecision;background:radial-gradient(circle at 18% 14%,rgba(255,255,255,.96),transparent 24rem),radial-gradient(circle at 85% 10%,rgba(103,184,201,.42),transparent 28rem),radial-gradient(circle at 70% 88%,rgba(241,143,97,.22),transparent 30rem),linear-gradient(135deg,#e9f4f1,#f5f3ed 46%,#e7eef4)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,input{font:inherit}button{border:0;cursor:pointer}.app-shell{width:min(1440px,100%);margin:0 auto;padding:28px}.glass-panel,.sound-card,.preset-pill{border:1px solid rgba(255,255,255,.62);background:linear-gradient(145deg,#ffffffb3,#ffffff47),#fff3;box-shadow:0 24px 70px #465f742e,inset 0 1px #ffffffb8;backdrop-filter:blur(26px) saturate(150%);-webkit-backdrop-filter:blur(26px) saturate(150%)}.hero-panel{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 290px;align-items:center;min-height:276px;overflow:hidden;padding:42px;border-radius:32px}.hero-panel:before{position:absolute;inset:0;content:"";background:linear-gradient(115deg,rgba(111,183,216,.16),transparent 44%),linear-gradient(20deg,rgba(255,255,255,.4),transparent 35%);pointer-events:none}.hero-panel__copy{position:relative;z-index:1;max-width:670px}.eyebrow{display:inline-flex;margin-bottom:12px;color:#1d2730a3;font-size:.76rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}h1,h2,h3,p{margin:0}h1{color:#19242d;font-size:clamp(3rem,8vw,7.4rem);line-height:.95;letter-spacing:0}.hero-panel p{width:min(620px,100%);margin-top:22px;color:#1d2730b8;font-size:1.14rem}.focus-orb{position:relative;z-index:1;display:grid;place-items:center;width:230px;aspect-ratio:1;justify-self:end;border-radius:50%;background:radial-gradient(circle at 35% 28%,rgba(255,255,255,.94),transparent 26%),linear-gradient(145deg,#ffffff73,#6fb7d833);box-shadow:0 22px 70px #395b7033,inset 0 0 40px #ffffffad}.focus-orb__ring{position:absolute;inset:16px;border:1px solid rgba(255,255,255,.72);border-radius:50%}.focus-orb__time{font-size:3.4rem;font-weight:800;line-height:1}.focus-orb__label{position:absolute;bottom:48px;color:#1d27308f;font-size:.9rem;font-weight:700}.dashboard-grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:22px;margin-top:22px}.control-stack,.sound-workspace{display:grid;gap:18px;align-content:start}.now-panel,.timer-panel{padding:22px;border-radius:24px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;color:#1d273094;font-size:.86rem;font-weight:800}.section-heading strong{color:#1d2730d6}.primary-action,.secondary-action,.icon-button,.segmented-control button{color:#1d2730;border:1px solid rgba(255,255,255,.72);background:#ffffff7a;box-shadow:0 12px 28px #384b5c24,inset 0 1px #ffffffc2;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.primary-action,.secondary-action{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:54px;border-radius:18px;font-weight:800}.primary-action{background:linear-gradient(135deg,#ffffffbd,#6fb7d83d),#ffffff75}.toolbar{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.icon-button{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:14px;color:#24313b}.toolbar .icon-button{width:100%}.mini-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0 0}.mini-stats div{padding:14px;border:1px solid rgba(255,255,255,.58);border-radius:18px;background:#ffffff47}.mini-stats dt{color:#1d27308c;font-size:.78rem;font-weight:800}.mini-stats dd{margin:4px 0 0;color:#18242c;font-size:1.5rem;font-weight:850}.timer-face{position:relative;display:grid;place-items:center;width:min(210px,80%);margin:8px auto 18px;aspect-ratio:1}.timer-face svg{position:absolute;inset:0;transform:rotate(-90deg)}.timer-face circle{fill:none;stroke:#ffffff80;stroke-width:8}.timer-face circle+circle{stroke:#4aa7b7;stroke-dasharray:100;stroke-linecap:round;transition:stroke-dashoffset .35s ease}.timer-face span{font-size:2.3rem;font-weight:850}.segmented-control{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:6px;border:1px solid rgba(255,255,255,.6);border-radius:18px;background:#ffffff38}.segmented-control button{height:36px;border-radius:12px;font-weight:800}.segmented-control button.is-active{background:#4aa7b752}.timer-actions{display:grid;grid-template-columns:1fr 46px;gap:10px;margin-top:14px}.timer-actions .icon-button{width:46px;height:46px}.preset-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.preset-pill{display:flex;align-items:center;gap:12px;min-height:72px;padding:12px 14px;border-radius:22px;text-align:left;color:#1d2730}.preset-pill.is-active{border-color:#4aa7b78c;background:linear-gradient(135deg,#fffc,#4aa7b740),#ffffff6b}.preset-pill span{display:grid;gap:2px;min-width:0}.preset-pill strong,.preset-pill small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preset-pill strong{font-size:.95rem}.preset-pill small{color:#1d27308c;font-weight:700}.sound-section{margin-top:6px}.sound-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.sound-card{display:grid;gap:16px;min-height:252px;padding:18px;border-radius:24px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.sound-card.is-active{border-color:color-mix(in srgb,var(--accent, #4aa7b7) 55%,white);box-shadow:0 24px 64px #465f7433,inset 0 1px #ffffffbf}.sound-card:hover,.preset-pill:hover,.icon-button:hover,.primary-action:hover,.secondary-action:hover{transform:translateY(-1px)}.sound-card__top{display:flex;align-items:center;justify-content:space-between}.sound-card__play{color:color-mix(in srgb,var(--accent, #4aa7b7) 62%,#1d2730)}.sound-card__icon{display:grid;place-items:center;width:48px;height:48px;border-radius:17px;color:color-mix(in srgb,var(--accent, #4aa7b7) 75%,#1d2730);background:color-mix(in srgb,var(--accent, #4aa7b7) 22%,white)}.sound-card h3{color:#1b2730;font-size:1.25rem;letter-spacing:0}.sound-card p{margin-top:7px;color:#1d27309e;font-size:.94rem}.sound-card__tags{display:flex;flex-wrap:wrap;gap:7px}.sound-card__tags span{padding:5px 9px;border-radius:999px;color:#1d27309e;background:#fff6;font-size:.76rem;font-weight:800}.slider-row{display:grid;grid-template-columns:44px 1fr;align-items:center;gap:12px;margin-top:auto;color:#1d2730a3;font-size:.84rem;font-weight:850}input[type=range]{width:100%;accent-color:var(--accent, #4aa7b7)}@media(max-width:1120px){.dashboard-grid{grid-template-columns:1fr}.control-stack{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:900px){.hero-panel{grid-template-columns:1fr;gap:28px}.focus-orb{justify-self:start;width:190px}.preset-strip,.sound-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:680px){.app-shell{padding:14px}.hero-panel{min-height:auto;padding:26px;border-radius:24px}h1{font-size:clamp(2.8rem,16vw,4.7rem)}.hero-panel p{font-size:1rem}.control-stack,.preset-strip,.sound-grid{grid-template-columns:1fr}.focus-orb{width:168px}.focus-orb__time{font-size:2.5rem}}