.newsletter-signup{width:100%}.newsletter-signup-form{gap:14px;max-width:580px;margin-top:28px;display:grid}.newsletter-signup-label{color:#293831;font-size:14px;font-weight:500}.newsletter-signup-form>input{color:#293831;width:100%;min-height:54px;font:inherit;box-sizing:border-box;background:#f7f6ef;border:1px solid #67725f;border-radius:3px;padding:13px 16px;font-size:17px}.newsletter-signup-form :is(input,button,a):focus-visible{outline-offset:4px;outline:3px solid #526c8b}.newsletter-signup-consent{color:#354331;cursor:pointer;align-items:flex-start;gap:12px;padding:4px 0;font-size:13px;line-height:1.65;display:flex}.newsletter-signup-consent input{accent-color:#293831;flex:0 0 20px;width:20px;height:20px;margin:2px 0 0}.newsletter-signup-consent a{color:inherit;text-underline-offset:3px;text-decoration:underline}.newsletter-signup-form button{color:#fff;min-height:56px;font:inherit;cursor:pointer;text-align:left;background:#293831;border:1px solid #293831;border-radius:3px;justify-content:space-between;align-items:center;gap:24px;padding:15px 20px;font-size:15px;display:flex}.newsletter-signup-form button:hover{background:#40513f}.newsletter-signup-form button:disabled{cursor:wait;opacity:.75}.newsletter-signup-form .newsletter-signup-status{color:#293831;margin:0;font-size:14px;line-height:1.65}.newsletter-signup-form .newsletter-signup-status.is-error{color:#842e20}.newsletter-signup-trap{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (max-width:600px){.newsletter-signup-form{gap:13px}.newsletter-signup-form button{width:100%}}.challenge-signup{color:#293831;width:100%;max-width:540px}.challenge-signup-intro{margin:16px 0 10px}.challenge-signup-intro p{max-width:52ch;margin:0;font-size:14px;line-height:1.5}.challenge-signup-intro .challenge-signup-kicker{letter-spacing:-.025em;margin-bottom:5px;font-size:18px;line-height:1.4}.challenge-delivery-note{color:#52614e;margin:0 0 16px;padding:0;font-size:12px;line-height:1.5}.challenge-signup-form{gap:12px;width:100%;display:grid}.challenge-field{gap:8px;min-width:0;display:grid}.challenge-field label{font-size:13px;font-weight:500;line-height:1.4}.challenge-field input,.challenge-field select{color:#293831;width:100%;min-width:0;min-height:54px;font:inherit;box-sizing:border-box;background:#faf9f2;border:1px solid #52654c55;border-radius:14px;padding:14px 17px;font-size:16px}.challenge-field select{text-overflow:ellipsis;padding-right:30px}.challenge-field input:disabled,.challenge-field select:disabled{opacity:.7}.challenge-signup-fields{grid-template-columns:minmax(0,1fr) 142px;gap:12px;display:grid}.challenge-signup .challenge-field{gap:6px}.challenge-signup .challenge-field label{font-size:12px}.challenge-signup .challenge-field :is(input,select){border-radius:12px;height:46px;min-height:46px;padding:10px 13px}.challenge-signup input[type=time]::-webkit-date-and-time-value{text-align:left}.challenge-time-summary{color:#52614e;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:2px 14px;display:flex}.challenge-signup-form .challenge-time-hint{margin:0;font-size:12px;line-height:1.5}.challenge-timezone{flex:auto;font-size:12px}.challenge-timezone summary{cursor:pointer;justify-content:flex-end;align-items:center;gap:10px;min-height:28px;list-style:none;display:flex}.challenge-timezone summary::-webkit-details-marker{display:none}.challenge-timezone-change{text-underline-offset:3px;text-decoration:underline}.challenge-timezone[open]{flex-basis:100%}.challenge-timezone[open] summary{justify-content:flex-start}.challenge-timezone-field{margin-top:8px}.challenge-consent{cursor:pointer;align-items:flex-start;gap:9px;padding:2px 0;font-size:12px;line-height:1.55;display:flex}.challenge-consent input{accent-color:#293831;flex:0 0 17px;width:17px;height:17px;margin:2px 0 0}.challenge-consent a{text-underline-offset:3px;text-decoration:underline}.challenge-button{color:#f7f6ef;width:100%;min-height:56px;font:inherit;cursor:pointer;text-align:left;background:#293831;border:1px solid #293831;border-radius:999px;justify-content:space-between;align-items:center;gap:20px;padding:15px 21px;font-size:15px;display:flex}.challenge-button svg{flex-shrink:0}.challenge-button:hover{background:#40513f}.challenge-button:disabled{opacity:.65;cursor:wait}.challenge-signup-actions{flex-wrap:wrap;align-items:center;gap:4px 20px;display:flex}.challenge-signup-actions .challenge-button{gap:28px;width:auto;min-height:46px;padding:11px 18px;font-size:14px}.challenge-signup-actions .challenge-button svg{width:19px;height:19px}.challenge-signup-form .challenge-form-status{color:#842e20;margin:0;font-size:13px;line-height:1.6}.challenge-form-status:empty{display:none}.challenge-preview-link{text-underline-offset:4px;align-items:center;gap:10px;width:fit-content;min-height:44px;font-size:13px;text-decoration:underline;display:inline-flex}.challenge-signup :is(input,select,button,a,summary):focus-visible{outline-offset:4px;outline:3px solid #526c8b}@media (max-width:420px){.challenge-signup-fields{grid-template-columns:minmax(0,1fr) 128px;gap:10px}.challenge-signup .challenge-field :is(input,select){padding-inline:10px}.challenge-timezone summary{justify-content:flex-start}}@media (max-width:350px){.challenge-signup-fields{grid-template-columns:minmax(0,1fr)}}
.magazine-cover{color:#f4f1e9;background:#0b151e;padding-top:110px;padding-bottom:24px}.cover-empty{background:radial-gradient(at 85% 100%,#b7996752,#0000 65%);border:1px solid #ffffff24;border-radius:8px;align-content:center;justify-items:start;gap:22px;min-height:380px;padding:clamp(28px,5vw,72px);display:grid}.cover-empty h2{letter-spacing:-.04em;max-width:650px;font-size:clamp(34px,5vw,64px);line-height:1.08}.cover-empty>p:not(.eyebrow){color:#ccd0c8;max-width:570px;line-height:1.7}.cover-intro{justify-content:space-between;align-items:center;gap:45px;padding:20px 0 32px;display:flex}.cover-intro .eyebrow{color:#b5c0bd;margin-bottom:12px;font-size:11px}.cover-intro h1{letter-spacing:-.045em;white-space:nowrap;font-size:46px;line-height:1.1}.cover-intro h1 em{font-size:1.1em}.cover-search{z-index:25;width:440px;max-width:45%;position:relative}.cover-search-form{border-radius:var(--radius-pill);background:#ffffff0a;border:1px solid #ffffff32;align-items:center;gap:12px;padding:6px 6px 6px 20px;display:flex}.cover-search-form>svg{color:#c1c9c6;flex-shrink:0;width:22px;height:22px}.cover-search-form input{color:#fff;outline-offset:2px;background:0 0;border:0;flex:1;min-width:0;padding:12px 0;font-size:16px}.cover-search-form input::placeholder{color:#d2d6d0}.cover-search-form input::-webkit-search-cancel-button{filter:grayscale()brightness(3)}.cover-search-form button{color:#26332f;background:#e5dfcf;border:0;border-radius:50%;flex-shrink:0;place-items:center;width:39px;height:39px;display:grid}.cover-search-form button svg{width:20px;height:20px}.search-hint{color:#aab6af;align-items:center;gap:12px;margin-top:10px;font-size:11px;display:flex}.search-hint button{color:#d5d9cd;background:0 0;border:0;border-bottom:1px solid #68766e;padding:0 0 3px;font-size:11px}.search-popover{color:#283830;border-radius:var(--radius-card);background:#faf9f3;max-height:min(520px,65svh);position:absolute;top:62px;left:0;right:0;overflow:auto;box-shadow:0 20px 70px #0007}.search-popover-top{letter-spacing:.1em;justify-content:space-between;align-items:center;gap:15px;padding:17px 20px 10px;font-size:10px;display:flex}.search-popover-top button{background:0 0;border:0;width:32px;height:32px;font-size:25px;line-height:1}.search-result-list{margin:0;padding:0 20px;list-style:none}.search-result{border-bottom:1px solid #dfe2d8;justify-content:space-between;align-items:center;gap:20px;padding:16px 0;display:flex}.search-result svg{flex-shrink:0;width:18px;height:18px}.search-result small{color:#727c6a;font-size:11px}.search-result strong{margin-top:6px;font-size:16px;font-weight:450;line-height:1.3;display:block}.search-result:hover strong{text-underline-offset:4px;text-decoration:underline}.search-all{justify-content:space-between;align-items:center;padding:18px 20px;font-size:13px;display:flex}.search-all svg{width:18px;height:18px}.search-popover-foot{color:#65705e;background:#eaece2;padding:12px 20px;font-size:10px}.search-suggestions{padding:0 20px 15px}.search-suggestions button{text-align:left;width:100%;color:inherit;background:0 0;border:0;border-bottom:1px solid #dde1d6;justify-content:space-between;align-items:center;padding:15px 0;font-size:15px;display:flex}.search-suggestions svg{width:18px;height:18px}.search-no-results{padding:15px 20px 25px}.search-no-results strong{font-size:17px;font-weight:500}.search-no-results p{color:#697560;margin:10px 0 18px;font-size:14px}.search-no-results a{font-size:13px;text-decoration:underline}.cover-carousel{touch-action:pan-y;position:relative}.cover-stage{border-radius:var(--radius-card);height:clamp(400px,47vw,555px);position:relative;overflow:hidden}.cover-slide{opacity:0;visibility:hidden;transition:opacity .65s,visibility .65s;position:absolute;inset:0;overflow:hidden}.cover-slide.is-active{opacity:1;visibility:visible;z-index:1}.slide-image,.slide-overlay{position:absolute;inset:0}.slide-image img{object-position:right 50%}.slide-morning-ritual .slide-image img{object-position:center 43%}.slide-overlay{background:linear-gradient(90deg,#07121bcc 0%,#07121b8c 38%,#07121b12 75%),linear-gradient(#0000 40%,#06111b55)}.slide-morning-ritual .slide-overlay{background:linear-gradient(90deg,#13211dd9 0%,#13211d88 45%,#13211d0a 90%)}.slide-copy{width:53%;padding-top:15px;position:absolute;top:50%;left:5%;transform:translateY(-50%)}.slide-meta{color:#d5d9ce;align-items:center;gap:20px;margin-bottom:20px;font-size:12px;display:flex}.slide-meta span:first-child{border:1px solid #e4e5d366;border-radius:30px;padding:7px 11px}.slide-copy h2{letter-spacing:-.055em;max-width:650px;font-size:clamp(42px,4.4vw,68px);line-height:1.02}.slide-copy>p{color:#d3d7d0;max-width:450px;margin:22px 0 25px;font-size:15px;line-height:1.65}.slide-copy .pill{gap:30px;padding:13px 19px;font-size:13px}.cover-label{letter-spacing:.12em;color:#e0e4d7;font-size:10px;position:absolute;top:26px;right:28px}.slider-bottom{justify-content:space-between;align-items:center;gap:35px;padding:23px 0 16px;display:flex}.slide-pickers{flex:1;gap:25px;max-width:900px;display:flex}.slide-pickers button{text-align:left;color:#9ca9a5;background:0 0;border:0;border-bottom:1px solid #35403f;flex:1;align-items:center;gap:13px;padding:0 0 15px;font-size:12px;line-height:1.45;transition:color .3s;display:flex;position:relative}.slide-pickers button[aria-pressed=true]{color:#f0e3c7;border-color:#e9dbba}.picker-number{font-family:var(--font-geist-mono);opacity:.85;font-size:11px}.slider-controls{align-items:center;gap:8px;padding-bottom:15px;display:flex}.slider-controls>span{font-family:var(--font-geist-mono);color:#85938e;white-space:nowrap;margin-right:15px;font-size:11px}.slider-controls b{color:#e6dfce;font-weight:400}.slider-controls button,.shelf-actions button{color:inherit;background:0 0;border:1px solid #76837b;border-radius:50%;place-items:center;width:36px;height:36px;display:grid}.slider-controls svg,.shelf-actions svg{width:17px;height:17px}.slider-prev svg,.shelf-prev svg{transform:rotate(180deg)}.slider-controls button:hover{background:#fff2}.discovery-world{background:#f7f6f0}:root{--home-section-space:75px}.sleep-basics{padding:var(--home-section-space) 0;background:#e9ecdf}.basics-intro{grid-template-columns:1fr 1fr;align-items:end;gap:10%;margin-bottom:55px;display:grid}.basics-intro .eyebrow{color:#52604b;margin-bottom:17px;font-size:10px}.basics-intro h2{letter-spacing:-.045em;font-size:55px;line-height:1.06}.basics-description{max-width:435px}.basics-description p{color:#55644e;font-size:16px;line-height:1.8}.basics-description>span{color:#586453;margin-top:20px;font-size:12px;display:block}.principles{grid-template-columns:repeat(4,1fr);gap:35px;display:grid}.principle{border-top:1px solid #bbc5ae;flex-direction:column;align-items:start;padding-top:24px;display:flex}.principle-top{justify-content:space-between;align-items:center;width:100%;margin-bottom:25px;display:flex}.principle-top svg{color:#4f6245;width:49px;height:49px;transition:transform .4s}.principle:hover .principle-top svg{transform:translateY(-4px)}.principle-top>span{font-family:var(--font-geist-mono);color:#586453;font-size:11px}.principle-label{text-transform:uppercase;letter-spacing:.12em;color:#586453;margin-bottom:12px;font-size:10px}.principle h3{letter-spacing:-.035em;margin-bottom:12px;font-size:24px;line-height:1.2}.principle>p{color:#5d6c54;max-width:245px;font-size:14px;line-height:1.65}.principle-link{align-items:center;gap:30px;margin-top:auto;padding-top:22px;font-size:12px;display:flex}.principle-link svg{width:16px;height:16px}.basics-source{color:#586453;margin-top:40px;font-size:10px;display:block}.shelf-section{padding-block:var(--home-section-space)}.shelf-section>.article-shelf{margin-bottom:0}.article-shelf{margin-bottom:70px}.shelf-heading{justify-content:space-between;align-items:end;gap:25px;margin-bottom:27px;display:flex}.shelf-heading .eyebrow{color:#52604b;margin-bottom:12px;font-size:10px}.shelf-heading h2{letter-spacing:-.04em;font-size:35px;line-height:1.16}.shelf-actions{gap:8px;display:flex}.shelf-actions button{border-color:#b5bfb0}.shelf-actions button:hover{background:#e1e6d9}.shelf-track{scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#b7c1ad transparent;grid-auto-columns:calc(25% - 18px);grid-auto-flow:column;gap:24px;padding-top:6px;padding-bottom:24px;scroll-padding-inline:0;display:grid;overflow-x:auto}.shelf-item{scroll-snap-align:start;min-width:0}.shelf-track.shelf-track-with-scrollbar{scrollbar-width:none;padding-bottom:0}.shelf-track-with-scrollbar::-webkit-scrollbar{display:none}.shelf-scrollbar{padding-top:6px}.shelf-scrollbar input{appearance:none;cursor:pointer;touch-action:none;background:0 0;border:0;border-radius:0;width:100%;height:44px;margin:0;padding:0;display:block}.shelf-scrollbar input::-webkit-slider-runnable-track{background:#b7c1ad45;border-radius:3px;height:3px}.shelf-scrollbar input::-moz-range-track{background:#b7c1ad45;border-radius:3px;height:3px}.shelf-scrollbar input::-webkit-slider-thumb{width:var(--shelf-thumb-width);appearance:none;cursor:grab;background:#a6b39b;border:0;border-radius:6px;height:6px;margin-top:-1.5px}.shelf-scrollbar input::-moz-range-thumb{width:var(--shelf-thumb-width);cursor:grab;background:#a6b39b;border:0;border-radius:6px;height:6px}.shelf-scrollbar input:active::-webkit-slider-thumb{cursor:grabbing;background:#7e916f}.shelf-scrollbar input:active::-moz-range-thumb{cursor:grabbing;background:#7e916f}.shelf-scrollbar input:focus-visible{outline-offset:0;border-radius:4px;outline:2px solid #b7733d}.topic-directory{padding-bottom:var(--home-section-space)}:is(.discovery-world,.cms-page-home)>.newsletter{padding-block:var(--home-section-space)}.topic-directory .section-top h2{font-size:47px}.topic-directory-grid{grid-template-columns:repeat(2,1fr);gap:0 55px;display:grid}.topic-directory-grid>a{border-top:1px solid #cbd2c1;align-items:center;gap:25px;padding:23px 0;display:flex}.topic-index{font-family:var(--font-geist-mono);color:#586453;font-size:11px}.topic-directory-grid strong{letter-spacing:-.03em;font-size:23px;font-weight:400}.topic-directory-grid small{color:#586453;margin-top:7px;font-size:12px;display:block}.topic-directory-grid svg{width:21px;height:21px;margin-left:auto}.topic-directory-grid>a:hover strong{text-underline-offset:5px;text-decoration:underline}@media (min-width:1600px){.cover-intro{padding-top:35px;padding-bottom:40px}.cover-stage{height:610px}}@media (max-width:1100px){.cover-intro h1{font-size:36px}.cover-search{width:380px;max-width:48%}.slide-copy{width:60%}.slide-copy h2{font-size:48px}.slide-pickers{gap:16px}.slide-pickers button{font-size:11px}.slider-bottom{gap:22px}.basics-intro{gap:5%}.basics-intro h2{font-size:48px}.principles{gap:22px}.principle h3{font-size:21px}.shelf-track{grid-auto-columns:calc(42.5532% - 11.9149px);gap:22px}.shelf-heading h2{font-size:32px}.topic-directory-grid{gap:0 30px}}@media (max-width:760px){:root{--home-section-space:60px}.magazine-cover{padding-top:85px}.cover-intro{flex-direction:column;align-items:start;gap:25px;padding-top:20px;padding-bottom:24px}.cover-intro h1{font-size:43px}.cover-search{width:100%;max-width:100%}.cover-search-form input{font-size:16px}.cover-stage{height:455px}.slide-copy{width:75%;padding-top:20px;left:6%}.slide-copy h2{font-size:45px}.slide-copy>p{margin-top:18px;font-size:14px}.slide-meta{gap:14px;font-size:11px}.cover-label{font-size:9px;top:20px;right:20px}.slider-bottom{padding-top:19px}.slide-pickers{flex:none;gap:15px}.slide-pickers button{flex:0;justify-content:center;width:30px;padding-bottom:11px}.slide-pickers button>span:not(.picker-number){display:none}.slider-controls{padding-bottom:10px}.basics-intro{grid-template-columns:1fr;gap:25px;margin-bottom:40px}.basics-description{max-width:500px}.basics-description>span{margin-top:12px}.principles{grid-template-columns:1fr 1fr;gap:32px}.shelf-track{grid-auto-columns:calc(55.5556% - 13.3333px)}.shelf-heading h2{font-size:29px}.topic-directory-grid strong{font-size:21px}.topic-directory-grid small{font-size:11px}.topic-directory-grid>a{gap:14px}}@media (max-width:600px){:root{--home-section-space:48px}.magazine-cover{padding-top:80px;padding-bottom:20px}.cover-intro{gap:21px;padding:13px 0 22px}.cover-intro .eyebrow{margin-bottom:10px;font-size:10px}.cover-intro h1{white-space:normal;font-size:34px}.cover-search-form{padding:4px 4px 4px 16px}.cover-search-form input{padding:11px 0;font-size:16px}.cover-search-form button{width:36px;height:36px}.search-hint{gap:10px;margin-top:9px;font-size:10px}.search-hint button{font-size:10px}.search-popover{max-height:60svh;top:58px}.search-result-list{padding-inline:16px}.search-result{padding:13px 0}.search-result strong{font-size:15px}.search-popover-top{padding-inline:16px}.cover-stage{border-radius:var(--radius-card);height:380px;margin-inline:-20px}.slide-copy{width:calc(100% - 40px);padding-top:0;top:auto;bottom:26px;left:20px;transform:none}.slide-image img{object-position:90% center}.slide-morning-ritual .slide-image img{object-position:center 37%}.slide-overlay,.slide-morning-ritual .slide-overlay{background:linear-gradient(#08151a22 0%,#08151a9c 46%,#08151aea 100%)}.slide-copy h2{letter-spacing:-.05em;max-width:370px;font-size:41px;line-height:1.04}.slide-meta{gap:13px;margin-bottom:15px;font-size:10px}.slide-meta span:first-child{padding:5px 9px}.slide-copy>p{-webkit-line-clamp:2;-webkit-box-orient:vertical;max-width:340px;margin:15px 0 19px;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}.slide-copy .pill{gap:25px;padding:12px 17px;font-size:12px}.cover-label{font-size:9px;top:19px;right:20px}.slider-bottom{padding-top:16px;padding-bottom:5px}.slider-controls button{width:32px;height:32px}.slider-controls>span{margin-right:8px;font-size:10px}.basics-intro .eyebrow{margin-bottom:15px;font-size:10px}.basics-intro h2{font-size:45px}.basics-description p{font-size:15px;line-height:1.8}.basics-description>span{font-size:11px}.principles{gap:32px 22px}.principle{padding-top:18px}.principle-top{margin-bottom:19px}.principle-top svg{width:41px;height:41px}.principle-label{margin-bottom:10px;font-size:9px}.principle h3{max-width:160px;font-size:24px}.principle>p{font-size:13px}.principle-link{gap:20px;padding-top:17px;font-size:11px}.basics-source{margin-top:27px;font-size:10px;line-height:1.65}.article-shelf{margin-bottom:45px}.shelf-heading{align-items:end;gap:15px;margin-bottom:22px}.shelf-heading .eyebrow{max-width:250px;font-size:9px;line-height:1.6}.shelf-heading h2{max-width:290px;font-size:30px;line-height:1.14}.shelf-actions{display:none}.shelf-track{grid-auto-columns:75vw;gap:17px;margin-right:-20px;padding-bottom:15px;padding-right:20px;scroll-padding-right:20px}.topic-directory .section-top h2{font-size:40px}.topic-directory .section-top .eyebrow{font-size:10px}.topic-directory-grid{grid-template-columns:1fr}.topic-directory-grid>a{gap:23px;padding:20px 0}.topic-directory-grid strong{font-size:24px}.topic-directory-grid small{font-size:12px}}@media (max-width:370px){.cover-intro h1{font-size:30px}.slide-copy h2{font-size:36px}.cover-stage{height:370px}}@media (prefers-reduced-motion:reduce){.cover-slide{transition:none}}.shelf-actions button:disabled{opacity:.3;cursor:default}.cover-search-form button,.slider-controls button{min-width:44px;min-height:44px}.slide-pickers button{min-height:44px}.search-popover-top button{min-width:44px;min-height:44px}.shelf-actions button{min-width:40px;min-height:40px}@media (max-width:600px){.search-hint,.search-hint button{font-size:11px}.search-hint button{padding-block:5px}.slider-controls{gap:8px}.slide-pickers button{width:36px}.principle>p{font-size:15px}.principle-label{font-size:10px}.basics-source{font-size:11px}.shelf-caption>p{font-size:15px}.cover-intro .eyebrow,.cover-label{font-size:11px}.slide-meta{font-size:12px}.slide-copy>p{font-size:14px}.cover-stage{height:385px}.search-popover{top:65px}}.article-shelf-bleed{--shelf-gutter:max(56px, calc((100% - 1440px) / 2));width:100%}.article-shelf-bleed .shelf-track{width:100%;padding-inline:var(--shelf-gutter);scroll-padding-inline:var(--shelf-gutter);overscroll-behavior-x:contain;grid-auto-columns:clamp(270px,23vw,350px);gap:24px;margin-inline:0}.shelf-track:focus-visible{outline-offset:-2px;outline:2px solid #b7733d}@media (max-width:1100px){.article-shelf-bleed{--shelf-gutter:32px}.article-shelf-bleed .shelf-track{grid-auto-columns:36vw;gap:22px}}@media (max-width:760px){.article-shelf-bleed .shelf-track{grid-auto-columns:48vw;gap:20px}}@media (max-width:600px){.article-shelf-bleed{--shelf-gutter:20px}.article-shelf-bleed .shelf-track{grid-auto-columns:75vw;gap:17px}.article-shelf-bleed .shelf-actions{display:flex}}
.hub-overview{grid-template-columns:.9fr 1.1fr;align-items:start;gap:8%;padding-block:clamp(48px,6vw,88px);display:grid}.hub-overview-definition h2{letter-spacing:-.045em;text-wrap:balance;margin:0 0 18px;font-size:clamp(32px,4.4vw,58px);line-height:1.08}.hub-overview-definition p:last-child{max-width:640px;color:var(--muted);font-size:18px;line-height:1.7}.hub-overview-checklist h3{letter-spacing:-.03em;margin:0 0 22px;font-size:clamp(24px,2.6vw,32px);line-height:1.2}.hub-overview-checklist ol{margin:0;padding:0;list-style:none}.hub-overview-checklist li{border-top:1px solid var(--line,#cdd2c6);padding-block:16px}.hub-overview-checklist strong{letter-spacing:-.02em;margin-bottom:6px;font-size:18px;display:block}.hub-overview-checklist p{color:var(--muted);margin:0;font-size:15px;line-height:1.65}@media (max-width:760px){.hub-overview{grid-template-columns:1fr;gap:28px}}.cms-page-sections{overflow:clip}.cms-page-breadcrumbs{color:var(--muted);flex-wrap:wrap;gap:10px;padding-block:16px;font-size:11px;line-height:1.5;display:flex}.cms-page-breadcrumbs a{color:var(--ink);text-underline-offset:3px}.cms-page-breadcrumbs a:hover{text-decoration:underline}.sleep-basics.cms-home-mission{padding-bottom:0;display:flow-root}.sleep-basics.cms-home-principles,.shelf-section.cms-home-second-shelf{padding-top:0}.cms-section{--cms-muted:#59665c;--cms-line:#cdd2c6;padding-block:clamp(56px,7vw,110px);scroll-margin-top:24px}.cms-tone-paper{background:var(--paper);color:var(--ink)}.cms-tone-dawn{color:#303c32;background:#f0e6d2}.cms-tone-night{--cms-muted:#bac7be;--cms-line:#ffffff35;background:var(--night);color:#f7f6f0}.cms-section-heading{max-width:850px;margin-bottom:36px}.cms-section-heading .eyebrow{color:var(--cms-muted);margin-bottom:20px}.cms-section-heading h2{letter-spacing:-.045em;text-wrap:balance;font-size:clamp(34px,4.8vw,68px);line-height:1.06}.cms-section-heading em{font-size:1.1em}.cms-page-title{padding-block:48px 64px}.cms-page-title .eyebrow{margin-bottom:25px}.cms-page-title h1{letter-spacing:-.055em;text-wrap:balance;max-width:1000px;font-size:clamp(42px,7vw,92px);line-height:1.05}.cms-page-title>p:last-child:not(.eyebrow){max-width:680px;color:var(--muted);margin-top:28px;font-size:19px;line-height:1.6}.cms-editorialHero{isolation:isolate;align-items:end;min-height:min(850px,92svh);padding-block:95px 35px;display:grid;position:relative}.cms-hero-image,.cms-hero-shade{z-index:-1;position:absolute;inset:0}.cms-hero-image img{object-position:center}.cms-editorialHero.cms-tone-night .cms-hero-shade{background:linear-gradient(90deg,#061316e6,#08121a59 72%),linear-gradient(#0000 35%,#071219b8)}.cms-editorialHero.cms-tone-paper .cms-hero-shade{background:linear-gradient(90deg,#f7f6f0f5,#f7f6f099 75%)}.cms-editorialHero.cms-tone-dawn .cms-hero-shade{background:linear-gradient(90deg,#f0e6d2f5,#f0e6d285 75%)}.cms-hero-content{padding-top:40px}.cms-editorialHero.cms-hero-with-navigation{padding-top:180px}.cms-hero-with-navigation .cms-page-breadcrumbs{top:100px;color:#f7f6f0cc;position:absolute;inset-inline:0}.cms-hero-with-navigation .cms-page-breadcrumbs a{color:#f7f6f0}.cms-editorialHero .cms-section-heading{max-width:940px;margin-bottom:24px}.cms-editorialHero h1,.cms-editorialHero h2{letter-spacing:-.06em;text-wrap:balance;font-size:clamp(48px,7.8vw,112px);line-height:.98}.cms-editorialHero .eyebrow{color:inherit}.cms-lead{max-width:590px;font-size:clamp(18px,1.7vw,23px);line-height:1.55}.cms-hero-bottom{border-top:1px solid var(--cms-line);letter-spacing:.12em;justify-content:space-between;align-items:center;margin-top:70px;padding-top:22px;font-size:10px;display:flex}.cms-hero-bottom .brand-mark{width:31px;height:31px}.cms-reading-layout{grid-template-columns:.9fr 1.1fr;align-items:start;gap:8%;display:grid}.cms-prose.prose{width:100%;max-width:760px;color:inherit;margin:0}.cms-prose>:first-child{margin-top:0}.cms-prose p,.cms-prose li{color:inherit}.cms-prose ul,.cms-prose ol{padding-left:1.3em}.cms-prose li+li{margin-top:10px}.cms-prose h2,.cms-prose h3{margin-block:34px 16px;font-size:clamp(25px,2.8vw,36px);line-height:1.2}.cms-prose blockquote{border-left:2px solid var(--sun);font-family:var(--serif);margin-inline:0;padding-left:24px;font-size:1.3em}.cms-prose a{overflow-wrap:anywhere}.cms-articleShelf .article-shelf{margin-bottom:0}.cms-articleShelf .shelf-heading h2{font-size:clamp(34px,4.8vw,68px)}.cms-tone-night .shelf-heading .eyebrow,.cms-tone-night .shelf-caption>span,.cms-tone-night .shelf-caption>p,.cms-tone-night .editorial-card-copy>p,.cms-tone-night .editorial-card .eyebrow{color:var(--cms-muted)}.cms-tone-night .shelf-actions button{color:inherit;border-color:var(--cms-line)}.cms-tone-night .shelf-actions button:hover{color:var(--ink)}.cms-topic-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:46px 28px;display:grid}.cms-story-layout{grid-template-columns:1.1fr 1fr;align-items:center;gap:9%;display:grid}.cms-story-layout figure{min-width:0;margin:0}.cms-story-image{aspect-ratio:4/5;border-radius:2px;position:relative;overflow:hidden}.cms-story-layout figcaption{color:var(--cms-muted);margin-top:14px;font-size:12px;line-height:1.5}.cms-story-copy>p{white-space:pre-line;font-size:clamp(18px,1.6vw,22px);line-height:1.65}.cms-image-right .cms-story-layout figure{order:1}.cms-principles{grid-template-columns:repeat(3,minmax(0,1fr));gap:40px 5%;margin:46px 0 0;padding:0;list-style:none;display:grid}.cms-principles li{border-top:1px solid var(--cms-line);padding-top:24px}.cms-principle-top{justify-content:space-between;align-items:center;margin-bottom:28px;display:flex}.cms-principle-top svg{width:44px;height:44px}.cms-principle-top span{font-family:var(--font-geist-mono),monospace;color:var(--cms-muted);font-size:11px}.cms-principles h3{letter-spacing:-.035em;margin-bottom:15px;font-size:27px;line-height:1.15}.cms-principles p{color:var(--cms-muted);font-size:16px;line-height:1.75}.cms-faq-layout{grid-template-columns:.7fr 1.3fr;align-items:start;gap:10%;display:grid}.cms-faq-list{border-top:1px solid var(--cms-line)}.cms-faq-list details{border-bottom:1px solid var(--cms-line)}.cms-faq-list summary{cursor:pointer;grid-template-columns:23px 1fr 20px;align-items:center;gap:18px;padding-block:25px;font-size:18px;line-height:1.45;list-style:none;display:grid}.cms-faq-list summary::-webkit-details-marker{display:none}.cms-faq-list summary:focus-visible{outline-offset:5px;outline:2px solid #b7733d}.cms-question-number{color:var(--cms-muted);font-size:10px;font-family:var(--font-geist-mono),monospace}.cms-faq-toggle{width:18px;height:18px;position:relative}.cms-faq-toggle:before,.cms-faq-toggle:after{content:"";background:currentColor;width:14px;height:1px;position:absolute;top:8px;left:2px}.cms-faq-toggle:after{transition:transform .2s;transform:rotate(90deg)}.cms-faq-list details[open] .cms-faq-toggle:after{transform:rotate(0)}.cms-faq-answer{color:var(--cms-muted);padding:0 38px 28px 41px;font-size:16px;line-height:1.8}.cms-newsletter{position:relative;overflow:hidden}.cms-newsletter.cms-tone-night{background:var(--night)}.cms-newsletter.cms-tone-dawn{background:#f0e6d2}.cms-newsletter.cms-tone-paper{background:var(--paper)}.cms-newsletter .newsletter-coming{border-color:var(--cms-line)}.cms-newsletter .newsletter-coming small,.cms-newsletter .eyebrow{color:var(--cms-muted)}.cms-newsletter .cms-section-heading{margin-bottom:0}.cms-newsletter .cms-section-heading h2{font-size:clamp(42px,6.5vw,86px)}.cms-newsletter .newsletter-horizon{opacity:.6}@media (min-width:1001px) and (min-height:500px){.cms-faq-layout>.cms-section-heading{align-self:start;position:sticky;top:clamp(28px,6vh,64px)}}@media (max-width:1000px){.cms-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cms-reading-layout{grid-template-columns:1fr;gap:12px}.cms-prose.prose{max-width:800px}.cms-faq-layout{grid-template-columns:1fr;gap:6px}.cms-principles{gap:35px 25px}}@media (max-width:760px){.cms-section{padding-block:54px}.cms-section-heading{margin-bottom:27px}.cms-section-heading .eyebrow{margin-bottom:14px;font-size:10px}.cms-editorialHero{min-height:min(790px,90svh);padding-block:60px 25px}.cms-editorialHero.cms-hero-with-navigation{padding-top:150px}.cms-hero-with-navigation .cms-page-breadcrumbs{top:85px}.cms-hero-content{padding-top:25px}.cms-editorialHero h1,.cms-editorialHero h2{font-size:clamp(46px,12vw,77px)}.cms-hero-bottom{margin-top:48px}.cms-editorialHero.cms-tone-night .cms-hero-shade{background:linear-gradient(#08121a70 0%,#061316ed)}.cms-story-layout{grid-template-columns:1fr;gap:34px}.cms-image-right .cms-story-layout figure{order:0}.cms-story-image{aspect-ratio:4/3}.cms-principles{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px;margin-top:32px}.cms-principles h3{font-size:24px}.cms-principles p{font-size:15px}.cms-faq-list summary{gap:11px;padding-block:21px;font-size:17px}.cms-faq-answer{padding-left:34px;padding-right:0}.cms-newsletter .newsletter-copy{padding-top:10px}}@media (max-width:480px){.cms-topic-grid{grid-template-columns:1fr;gap:35px}.cms-principles{grid-template-columns:1fr;gap:28px}.cms-principle-top{margin-bottom:18px}.cms-principles li{grid-template-columns:47px 1fr;gap:0 20px;display:grid}.cms-principle-top{flex-direction:column;grid-row:1/3;justify-content:start;align-items:start;gap:17px;display:flex}.cms-principles p{grid-column:2}.cms-page-title{padding-block:28px 44px}}@media (prefers-reduced-motion:reduce){.cms-faq-toggle:after{transition:none}}