/* LessonFull redesign (2026-10-06): home, resource, browse and subject page sections. */

/* ---------- Home ---------- */
.lf-hero{overflow:hidden;background-size:24px 24px}
.lf-hero-inner{padding-top:clamp(48px,6vw,80px);padding-bottom:clamp(48px,6vw,72px);display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr));gap:48px;align-items:center}
.lf-hero-copy{display:flex;flex-direction:column;gap:26px;min-width:0}
.lf-kicker{margin:0;font-size:15px;display:flex;align-items:center;gap:9px;color:var(--lf-ink)}
.lf-kicker span{font-size:22px}
.lf-hero-title{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(52px,6vw,88px);line-height:1.16;letter-spacing:-.04em;text-wrap:balance}
.lf-hero-title mark{color:inherit;white-space:nowrap}
.lf-mark-paper{background:var(--lf-paper);padding:0 .12em}
.lf-mark-mint{background:var(--lf-mint);padding:0 .14em;border-radius:.2em}
.lf-hero-lead{margin:0;font-size:18px;line-height:1.6;color:var(--lf-on-violet);max-width:470px;text-wrap:pretty}
.lf-hero-search{display:flex;align-items:center;gap:12px;background:var(--lf-paper);border:1px solid var(--lf-ink);border-radius:12px;padding:7px 7px 7px 18px;max-width:560px;box-shadow:4px 5px 0 var(--lf-ink)}
.lf-hero-search:focus-within{outline:3px solid #6543ad;outline-offset:3px}
.lf-hero-search input{flex:1;min-width:0;border:0;background:transparent;font:inherit;font-size:16px;padding:10px 0;color:var(--lf-ink)}
.lf-hero-search input:focus-visible{outline:none}
.lf-hero-search input::placeholder{color:#756b7f}
.lf-hero-search button{background:var(--lf-deep);color:var(--lf-paper);border:0;font:inherit;font-weight:600;font-size:15px;padding:13px 24px;border-radius:8px;cursor:pointer}
.lf-hero-search button:hover{background:var(--lf-deep-hover)}
.lf-hero-try{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.lf-hero-try span{font-size:14px;color:var(--lf-on-violet);margin-right:4px}
.lf-hero-try a{background:rgba(255,253,240,.55);border:1px solid rgba(26,26,26,.25);border-radius:30px;padding:7px 14px;font-size:14px;color:var(--lf-ink)}
.lf-hero-try a:hover{background:var(--lf-paper);border-color:var(--lf-ink)}
.lf-hero-art{position:relative;min-height:480px;max-width:560px;width:100%;justify-self:center}
.lf-hero-blob{position:absolute;left:-10px;top:170px;width:290px;height:290px;background:var(--lf-mint);border-radius:var(--lf-blob);transform:rotate(-8deg)}
.lf-hero-circle{position:absolute;right:-60px;top:-40px;width:230px;height:230px;object-fit:contain}
.lf-hero-spark{position:absolute;top:-10px;left:40%;font-size:150px;line-height:1;color:var(--lf-yellow)}
.lf-hero-sheet{position:absolute;display:block;background:#fff;border:1px solid rgba(76,52,119,.26);box-shadow:3px 8px 0 rgba(26,26,26,.1);transition:transform .2s}
.lf-hero-sheet img{display:block;width:100%;height:auto}
.lf-sheet-left{left:0;top:30px;width:42%;transform:rotate(-9deg);z-index:2}
.lf-sheet-left:hover{transform:rotate(-6deg) translateY(-8px)}
.lf-sheet-right{right:0;top:20px;width:42%;transform:rotate(9deg);z-index:1}
.lf-sheet-right:hover{transform:rotate(6deg) translateY(-8px)}
.lf-sheet-front{left:28%;top:160px;width:41%;transform:rotate(2deg);z-index:3}
.lf-sheet-front:hover{transform:rotate(0deg) translateY(-8px)}
@media (max-width:600px){
 .lf-hero-art{min-height:clamp(300px,92vw,480px)}
 .lf-hero-blob{top:35%;width:58%;height:auto;aspect-ratio:1}
 .lf-hero-circle{width:40%;height:auto;right:-12%}
 .lf-hero-spark{font-size:clamp(90px,26vw,150px)}
 .lf-sheet-front{top:33%}
 .lf-hero-search{padding-left:14px}
 .lf-hero-search button{padding:12px 16px}
}

.lf-section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:24px}
.lf-h2-sm{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(30px,3vw,40px);letter-spacing:-.035em;line-height:1.15}
.lf-subjects{padding-top:64px}
.lf-subject-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,180px),1fr));gap:14px}
.lf-subject-tile{border:1px solid transparent;border-radius:12px;padding:20px 18px 18px;color:var(--lf-ink);display:flex;flex-direction:column;gap:22px;min-height:132px;transition:transform .15s}
.lf-subject-tile:hover{transform:translateY(-3px)}
.lf-subject-grades{font-size:13px;color:var(--lf-on-violet)}
.lf-subject-name{font-family:var(--lf-serif);font-size:24px;line-height:1.1;letter-spacing:-.02em;margin-top:auto}

.lf-rails{scroll-margin-top:20px;padding-top:56px}
.lf-rail{background:var(--lf-paper)}
.lf-rail-tinted{background:var(--lf-lav-2);border-top:1px solid #e6dff0;border-bottom:1px solid #e6dff0}
.lf-rail>.lf-shell{padding-top:52px;padding-bottom:56px}
.lf-rail-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:26px}
.lf-rail-title{display:flex;flex-direction:column;gap:10px}
.lf-h2-rail{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(28px,3vw,38px);letter-spacing:-.035em;line-height:1.15}
.lf-rail-controls{display:flex;align-items:center;gap:10px}
.lf-rail-link{font-size:15px;font-weight:600;color:var(--lf-link);margin-right:8px;white-space:nowrap}
.lf-rail-link:hover{text-decoration:underline;text-underline-offset:4px;color:var(--lf-link-hover)}
.lf-rail-button{width:40px;height:40px;border-radius:50%;border:1px solid rgba(26,26,26,.2);background:var(--lf-paper);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--lf-ink);padding:0}
.lf-rail-button:hover{border-color:var(--lf-deep);background:var(--lf-lav)}
.lf-rail-tinted .lf-rail-button{background:var(--lf-paper)}
.lf-rail-list{margin:0 calc(-1 * var(--lf-gutter));padding:4px var(--lf-gutter) 14px;display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding:0 var(--lf-gutter);scrollbar-width:thin}
.lf-rail-list .lf-card{flex:0 0 clamp(210px,22vw,264px);scroll-snap-align:start}

.lf-membership{background:var(--lf-ink);color:var(--lf-paper);position:relative;overflow:hidden}
.lf-membership-blob{position:absolute;right:-90px;bottom:-110px;width:320px;height:320px;background:var(--lf-violet);border-radius:48% 52% 53% 47% / 53% 48% 52% 47%}
.lf-membership-inner{position:relative;padding-top:clamp(56px,7vw,96px);padding-bottom:clamp(56px,7vw,96px);display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:56px}
.lf-membership-copy{display:flex;flex-direction:column;gap:22px;align-items:flex-start}
.lf-membership h2{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(36px,4vw,56px);line-height:1.12;letter-spacing:-.04em;text-wrap:balance;color:var(--lf-paper)}
.lf-membership-copy p{margin:0;font-size:17px;line-height:1.6;color:#d9d3e8;max-width:420px}
.lf-join-large{border:0;padding:15px 30px;margin-top:6px}
.lf-membership-note{font-size:13px;color:#b8b0c8}
.lf-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.lf-steps li{display:grid;grid-template-columns:48px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid #3a3540}
.lf-steps li:last-child{border-bottom:0}
.lf-step-number{font-family:var(--lf-serif);font-size:20px;width:42px;height:42px;display:flex;align-items:center;justify-content:center;border:1.5px solid var(--lf-paper)}
.lf-steps div{display:flex;flex-direction:column;gap:6px}
.lf-steps h3{margin:0;font-family:var(--lf-sans);font-size:19px;font-weight:600;letter-spacing:-.02em;line-height:1.3;color:var(--lf-paper)}
.lf-steps p{margin:0;color:#c9c2d8;line-height:1.55}
@media (prefers-reduced-motion:reduce){.lf-hero-sheet,.lf-subject-tile{transition:none}}

/* ---------- Resource page ---------- */
.lf-visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.lf-product [hidden]{display:none!important}
.lf-product-top{padding-top:20px;padding-bottom:56px}
.lf-crumbs{display:flex;gap:10px;flex-wrap:wrap;font-size:14px;color:var(--lf-muted);margin-bottom:20px}
.lf-crumbs a{color:var(--lf-muted)}
.lf-crumbs a:hover{text-decoration:underline}
.lf-crumbs [aria-current]{color:var(--lf-ink)}
.lf-product-hero{display:flex;flex-wrap:wrap;flex-direction:row-reverse;gap:clamp(32px,5vw,64px);align-items:flex-start}
.lf-buy,.lf-gallery{flex:1 1 400px;display:flex;flex-direction:column;min-width:0}
.lf-buy{gap:20px}
.lf-gallery{gap:16px}
.lf-buy-kicker{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:14px}
.lf-buy-kicker a{color:var(--lf-eyebrow)}
.lf-buy-kicker a:hover{text-decoration:underline;text-underline-offset:3px}
.lf-buy-kicker span{color:#c9c2b4}
.lf-product-title{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(38px,4.2vw,58px);line-height:1.08;letter-spacing:-.045em;text-wrap:balance}
.lf-product-lead{margin:0;font-size:18px;line-height:1.6;color:#49454f;max-width:520px;text-wrap:pretty}
.lf-format{display:flex;flex-direction:column;gap:10px}
.lf-format-label{font-size:14px;font-weight:600}
.lf-format-picker{position:relative}
.lf-format-button{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:13px 16px;border-radius:10px;border:1px solid var(--lf-input);background:#fff;font:inherit;color:var(--lf-ink);cursor:pointer}
.lf-format-button:hover,.lf-format-button[aria-expanded=true]{border-color:var(--lf-deep)}
.lf-format-button[aria-expanded=true] .lf-chevron{transform:rotate(180deg)}
.lf-format-current,.lf-format-text{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}
.lf-format-current strong,.lf-format-text strong{font-size:15px;font-weight:600}
.lf-format-current small,.lf-format-text small{font-size:13px;color:var(--lf-muted-2)}
.lf-format-list{list-style:none;margin:0;position:absolute;left:0;right:0;top:calc(100% + 6px);z-index:20;background:#fff;border:1px solid var(--lf-lav-line);border-radius:12px;padding:6px;box-shadow:0 14px 30px rgba(37,25,62,.14);display:flex;flex-direction:column;gap:2px}
.lf-format-list:focus-visible{outline:3px solid #6543ad;outline-offset:2px}
.lf-format-list [role=option]{display:flex;align-items:center;gap:14px;padding:11px 12px;border-radius:8px;cursor:pointer}
.lf-format-list [role=option][aria-selected=true],.lf-format-list [role=option].lf-active{background:var(--lf-lav-3)}
.lf-format-list [role=option].lf-active{box-shadow:inset 0 0 0 1px var(--lf-deep)}
.lf-format-list [aria-disabled=true]{cursor:default}
.lf-format-list [aria-disabled=true] .lf-format-text,.lf-format-list [aria-disabled=true] .lf-radio{opacity:.62}
.lf-radio{width:18px;height:18px;border-radius:50%;border:1.5px solid #bdb6a8;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.lf-radio:after{content:'';width:8px;height:8px;border-radius:50%;background:transparent}
[aria-selected=true]>.lf-radio{border-color:var(--lf-deep)}
[aria-selected=true]>.lf-radio:after{background:var(--lf-deep)}
.lf-format-tag{font-size:12px;font-weight:600;color:var(--lf-muted);white-space:nowrap}
.lf-format-ready{color:#1f7a55}
.lf-format-note{margin:0;font-size:13px;color:var(--lf-muted)}
.lf-buy-actions{display:flex;gap:10px}
.lf-download{flex:1;display:flex;align-items:center;justify-content:center;gap:10px;background:var(--lf-mint);color:var(--lf-ink);font-weight:650;font-size:16px;padding:17px 24px;border-radius:10px}
.lf-download:hover{background:var(--lf-mint-hover)}
.lf-save{display:flex;align-items:center;gap:8px;padding:0 20px;border-radius:10px;border:1px solid #bcb5a6;background:transparent;font:inherit;font-size:15px;cursor:pointer;color:var(--lf-ink)}
.lf-save:hover{border-color:var(--lf-deep)}
.lf-save[aria-pressed=true]{background:#e2faea;border-color:#269a63}
.lf-save[aria-pressed=true] path{fill:var(--lf-mint)}
.lf-buy-status{margin:-10px 0 0;font-size:14px;color:var(--lf-body)}
.lf-buy-status:empty{display:none}
.lf-buy-status a{color:var(--lf-link);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.lf-glance{display:flex;flex-direction:column;gap:12px}
.lf-glance-grid{margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));border-top:1px solid var(--lf-rule);border-bottom:1px solid var(--lf-rule)}
.lf-glance-grid>div{padding:14px;border-left:1px solid var(--lf-rule);display:flex;flex-direction:column;gap:3px;min-width:0}
.lf-glance-grid>div:first-child{padding-left:0;border-left:0}
.lf-glance-grid dt{font-size:13px;color:var(--lf-muted)}
.lf-glance-grid dd{margin:0}
.lf-glance-value{font-size:16px;font-weight:600;line-height:1.3}
.lf-glance-sub{font-size:13px;color:var(--lf-muted-2)}
.lf-materials{margin:0;font-size:14px;color:var(--lf-body);line-height:1.5}
.lf-materials strong{font-weight:600;color:var(--lf-ink)}
.lf-tags{display:flex;flex-wrap:wrap;gap:8px}
.lf-tags>span{display:inline-flex;align-items:center;gap:6px;font-size:13px;background:var(--lf-mint-tint);border-radius:30px;padding:5px 12px}
.lf-updated{margin:0;font-size:13px;color:var(--lf-muted)}
.lf-stage{position:relative;border-radius:14px;overflow:hidden;padding:clamp(28px,4vw,48px) clamp(28px,6vw,72px);display:flex;justify-content:center}
.lf-stage-blob{position:absolute;width:260px;height:250px;left:-40px;bottom:-40px;transform:rotate(-14deg);border-radius:48% 52% 46% 54%;background:var(--lf-mint)}
.lf-stage-circle{position:absolute;right:-40px;top:-30px;width:170px;height:170px;object-fit:contain}
.lf-stage-page{position:relative;z-index:1;display:block;width:min(100%,380px);padding:0;border:1px solid rgba(76,52,119,.3);background:#fff;box-shadow:3px 8px 0 rgba(26,26,26,.12);cursor:zoom-in;transform:rotate(-2deg);transition:transform .2s}
.lf-stage-page:hover{transform:rotate(0deg)}
.lf-stage-page img{display:block;width:100%;height:auto}
.lf-look-chip{position:absolute;right:10px;bottom:10px;display:flex;align-items:center;gap:7px;background:var(--lf-paper);border:1px solid #d4cbbb;border-radius:6px;padding:7px 11px;font-size:13px;color:var(--lf-ink)}
.lf-gallery-foot{display:flex;align-items:center;justify-content:space-between;gap:16px}
.lf-thumbs{display:flex;gap:10px;flex-wrap:wrap}
.lf-thumbs button{width:64px;padding:3px;background:#fff;border:2px solid var(--lf-input);border-radius:6px;cursor:pointer}
.lf-thumbs button[aria-pressed=true]{border-color:var(--lf-deep)}
.lf-thumbs img{display:block;width:100%;height:auto}
.lf-page-count{font-size:14px;color:var(--lf-muted);white-space:nowrap}
.lf-subnav{position:sticky;top:0;z-index:30;background:rgba(255,253,240,.94);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-top:1px solid var(--lf-rule);border-bottom:1px solid var(--lf-rule)}
.lf-subnav-row{display:flex;align-items:center;justify-content:space-between;gap:20px;height:60px}
.lf-subnav nav{display:flex;gap:26px;overflow-x:auto;font-size:15px;white-space:nowrap;scrollbar-width:none;min-width:0}
.lf-subnav nav::-webkit-scrollbar{display:none}
.lf-subnav nav a{color:var(--lf-ink)}
.lf-subnav nav a:hover{color:var(--lf-link)}
.lf-download-small{flex:0 0 auto;gap:8px;font-size:14px;padding:9px 16px;border-radius:8px;white-space:nowrap}
.lf-product section[id]{scroll-margin-top:60px}
.lf-about{background:var(--lf-paper)}
.lf-about-grid{padding-top:72px;padding-bottom:64px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,380px),1fr));gap:clamp(32px,6vw,88px)}
.lf-about-copy{display:flex;flex-direction:column;gap:20px}
.lf-about-copy p{margin:0;font-size:17px;line-height:1.75;color:var(--lf-body);max-width:600px}
.lf-inside{align-self:start;background:var(--lf-lav);border:1px solid var(--lf-lav-line);border-radius:14px;padding:28px;display:flex;flex-direction:column;gap:18px}
.lf-inside h3{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:26px;letter-spacing:-.02em;line-height:1.2}
.lf-inside ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.lf-inside li{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--lf-lav-line)}
.lf-inside li:last-child{border-bottom:0}
.lf-inside img{width:44px;height:auto;border:1px solid var(--lf-lav-line);background:#fff}
.lf-inside li>span{display:flex;flex-direction:column;gap:2px}
.lf-inside strong{font-size:15px;font-weight:600}
.lf-inside li>span>span{font-size:13px;color:#5a5268}
.lf-teaching>.lf-shell{padding-top:64px;padding-bottom:64px}
.lf-teaching-title{margin-bottom:36px}
.lf-teach-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:20px;align-items:stretch}
.lf-teach-card{background:var(--lf-paper);border:1px solid rgba(76,52,119,.25);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;box-shadow:3px 6px 0 rgba(26,26,26,.10)}
.lf-teach-band{position:relative;padding:20px 24px;display:flex;align-items:center;gap:16px;min-height:112px}
.lf-teach-band img{width:76px;height:76px;object-fit:contain;mix-blend-mode:multiply;flex-shrink:0;margin:-6px 0 -6px -6px}
.lf-teach-band>div{display:flex;flex-direction:column;gap:8px}
.lf-band-tag{position:relative;align-self:flex-start;font-size:12px;font-weight:600;letter-spacing:.11em;text-transform:uppercase;background:var(--lf-paper);border-radius:20px;padding:4px 11px}
.lf-teach-card h3,.lf-teach-card h4{position:relative;margin:0;font-family:var(--lf-serif);font-weight:400;font-size:24px;line-height:1.15;letter-spacing:-.02em}
.lf-checks{margin:0;padding:20px 24px 24px;list-style:none;display:flex;flex-direction:column;gap:12px;font-size:15px;line-height:1.55;color:var(--lf-body)}
.lf-checks li{display:grid;grid-template-columns:20px 1fr;gap:8px}
.lf-checks li>span:first-child{color:var(--lf-deep);font-weight:600}
.lf-tips{padding:20px 24px 24px;display:flex;flex-direction:column;gap:14px;font-size:15px;line-height:1.6;color:var(--lf-body)}
.lf-tips>div{display:grid;grid-template-columns:26px 1fr;gap:10px}
.lf-tips p{margin:0}
.lf-tip-number{width:26px;height:26px;border-radius:50%;background:var(--lf-yellow);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--lf-ink)}
.lf-skills{padding:20px 24px 24px;display:flex;flex-direction:column;gap:14px}
.lf-skills>span{font-size:13px;color:var(--lf-muted-2)}
.lf-skill-pills{display:flex;flex-wrap:wrap;gap:8px}
.lf-skill-pills a{font-size:14px;color:var(--lf-ink);border:1px solid var(--lf-lav-line);background:var(--lf-lav-3);border-radius:30px;padding:7px 13px}
.lf-skill-pills a:hover{border-color:var(--lf-deep);color:var(--lf-link-hover);background:var(--lf-lav)}
.lf-diff-head{margin:64px 0 24px;display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.lf-diff-head>div{display:flex;flex-direction:column;gap:8px}
.lf-eyebrow-dark{color:var(--lf-on-violet)}
.lf-diff-title{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(28px,2.8vw,38px);letter-spacing:-.03em;line-height:1.15}
.lf-diff-head p{margin:0;font-size:15px;color:var(--lf-on-violet);max-width:560px;line-height:1.55}
.lf-diff-band{position:relative;padding:22px 24px 20px;display:flex;flex-direction:column;gap:14px;overflow:hidden}

.lf-meter{position:relative;display:flex;gap:5px;max-width:120px}
.lf-meter span{flex:1;height:6px;border-radius:3px;background:rgba(26,26,26,.15)}
.lf-meter span.on{background:var(--lf-ink)}
.lf-split{padding-top:64px;padding-bottom:64px;display:grid;grid-template-columns:1fr;gap:clamp(28px,5vw,72px)}
@media (min-width:1000px){.lf-split{grid-template-columns:minmax(0,1fr) minmax(0,2fr)}}
.lf-split-head{display:flex;flex-direction:column;gap:14px}
.lf-split-head p{margin:0;font-size:15px;color:var(--lf-muted);line-height:1.6;max-width:360px}
.lf-split-body{display:flex;flex-direction:column;gap:12px;min-width:0}
.lf-standards{background:#fff}
.lf-standard-chip{align-self:flex-start;background:var(--lf-mint);border-radius:24px;padding:6px 14px;font-size:13px;font-weight:600}
.lf-standard{background:var(--lf-lav-2);border:1px solid #ddd3f0;border-radius:12px}
.lf-standard summary{display:flex;align-items:center;gap:18px;padding:20px 22px;cursor:pointer;list-style:none}
.lf-standard summary::-webkit-details-marker,.lf-faq summary::-webkit-details-marker{display:none}
.lf-code{background:var(--lf-lav);color:#5532ab;padding:7px 12px;border-radius:6px;font-weight:600;font-size:14px;white-space:nowrap}
.lf-standard-title{flex:1;font-size:16px;font-weight:600}
.lf-plus{color:var(--lf-deep);font-size:22px;line-height:1;font-weight:400}
.lf-plus:before{content:'+'}
details[open]>summary .lf-plus:before{content:'−'}
.lf-standard p{margin:0;padding:0 22px 22px;font-size:15px;line-height:1.7;color:var(--lf-body)}
.lf-questions{background:var(--lf-paper)}
.lf-questions .lf-split-body{gap:10px}
.lf-faq{background:#fff;border:1px solid #ebe5d6;border-radius:12px;padding:18px 22px}
.lf-faq summary{display:flex;justify-content:space-between;align-items:center;gap:20px;cursor:pointer;font-size:17px;font-weight:600;list-style:none}
.lf-faq p{margin:12px 0 0;font-size:15px;line-height:1.7;color:var(--lf-body);max-width:620px}
.lf-reviews{background:var(--lf-mint)}
.lf-reviews-row{padding-top:56px;padding-bottom:56px;display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap}
.lf-reviews-summary{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.lf-reviews-stars{font-size:28px;letter-spacing:4px;color:var(--lf-ink)}
.lf-reviews-summary>div{display:flex;flex-direction:column;gap:4px}
.lf-reviews h2{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:30px;letter-spacing:-.03em;line-height:1.2}
.lf-reviews p{margin:0;font-size:15px;color:#1f3d30}
.lf-review-open{display:flex;align-items:center;gap:9px;border:1px solid var(--lf-ink);color:var(--lf-paper);background:var(--lf-ink);padding:14px 22px;border-radius:8px;font:inherit;font-weight:600;font-size:15px;cursor:pointer}
.lf-review-open:hover{background:#363139}
.lf-related{background:var(--lf-lav-2);border-top:1px solid #e6dff0}
.lf-related>.lf-shell{padding-top:56px;padding-bottom:64px}
.lf-related-head{margin-bottom:26px}
.lf-related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:22px}
.lf-related .lf-card-cover{background:var(--lf-paper)}
.lf-related-topics{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:40px;padding-top:24px;border-top:1px solid #ddd3f0}
.lf-related-topics>span{font-size:14px;color:#5a5268;margin-right:6px}
.lf-related-topics .lf-chip{border-color:var(--lf-lav-line)}
/* Look closer viewer */
.lf-viewer{width:100%;height:100%;max-width:none;max-height:none;margin:0;padding:0;border:0;background:transparent;color:var(--lf-paper)}
.lf-viewer[open]{display:flex;flex-direction:column}
.lf-viewer::backdrop{background:rgba(32,23,47,.86)}
.lf-viewer-bar{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px clamp(16px,3vw,32px);background:var(--lf-ink);color:var(--lf-paper)}
.lf-viewer-title{font-size:15px;font-weight:600}
.lf-viewer-title span{font-weight:400;color:#b8b0c8}
.lf-viewer-actions{display:flex;gap:8px;align-items:center}
.lf-viewer-actions [data-jump]{min-width:34px;height:34px;border-radius:8px;border:1px solid #4a4452;background:transparent;color:var(--lf-paper);font:inherit;font-size:14px;cursor:pointer}
.lf-viewer-actions [data-jump]:hover{background:#363139}
.lf-viewer-close{margin-left:8px;height:34px;padding:0 14px;border:0;border-radius:8px;background:var(--lf-mint);color:var(--lf-ink);font:inherit;font-weight:600;font-size:14px;cursor:pointer}
.lf-viewer-scroll{flex:1;overflow-y:auto;padding:32px 16px 64px}
.lf-viewer-pages{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:32px}
.lf-viewer figure{margin:0;display:flex;flex-direction:column;gap:10px}
.lf-viewer figure img{display:block;width:100%;height:auto;background:#fff;box-shadow:0 8px 30px rgba(0,0,0,.35)}
.lf-viewer figcaption{font-size:14px;color:#e6e0f0;text-align:center}
/* Review draft dialog */
.lf-review{background:var(--lf-paper);color:var(--lf-ink);border:0;border-radius:18px;padding:0;width:min(560px,calc(100% - 40px));max-height:92vh;overflow-y:auto;box-shadow:0 24px 60px rgba(0,0,0,.25)}
.lf-review::backdrop{background:rgba(32,23,47,.6)}
.lf-review-close{position:absolute;right:14px;top:12px;width:36px;height:36px;border-radius:50%;border:0;background:transparent;font-size:24px;line-height:1;cursor:pointer;color:var(--lf-ink)}
.lf-review-close:hover{background:var(--lf-lav)}
.lf-review-head{display:flex;gap:14px;align-items:center;padding:24px 28px;border-bottom:1px solid var(--lf-rule)}
.lf-review-head img{width:48px;height:auto;border:1px solid var(--lf-rule);background:#fff}
.lf-review-head div{display:flex;flex-direction:column;gap:2px}
.lf-review-head span{font-size:13px;color:var(--lf-muted)}
.lf-review-head strong{font-size:16px;font-weight:600}
.lf-review-body{padding:24px 28px 28px;display:flex;flex-direction:column;gap:24px}
.lf-review h2{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:30px;line-height:1.15;letter-spacing:-.03em}
.lf-review-field{display:flex;flex-direction:column;gap:10px;border:0;margin:0;padding:0;min-width:0}
.lf-review-field>legend,.lf-review-field>span{font-size:15px;font-weight:600;padding:0;margin-bottom:10px}
label.lf-review-field>span{margin-bottom:0}
.lf-required{color:#b3261e}
.lf-stars{display:flex;align-items:center;gap:4px}
.lf-stars button{width:44px;height:44px;border:0;background:transparent;padding:0;cursor:pointer;font-size:34px;line-height:1;color:#d9d2e6;transition:transform .1s}
.lf-stars button:hover{transform:scale(1.12)}
.lf-stars button.lit{color:#7955ff}
.lf-star-word{font-size:15px;color:var(--lf-body);min-width:90px;margin-left:10px}
.lf-use-chips{display:flex;flex-wrap:wrap;gap:8px}
.lf-use-chips button{font:inherit;font-size:14px;padding:8px 14px;border-radius:30px;border:1px solid var(--lf-input);background:#fff;color:var(--lf-ink);cursor:pointer}
.lf-use-chips button[aria-pressed=true]{border-color:var(--lf-deep);background:var(--lf-lav)}
.lf-review select,.lf-review textarea{font:inherit;font-size:15px;padding:12px 14px;border:1px solid var(--lf-input);border-radius:10px;background:#fff;color:var(--lf-ink)}
.lf-review textarea{line-height:1.6;padding:14px;resize:vertical}
.lf-char-count{font-size:13px;color:var(--lf-muted);align-self:flex-end;font-weight:400!important}
.lf-review-submit{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-top:4px}
.lf-review-submit span{font-size:13px;color:var(--lf-muted);max-width:280px}
.lf-review-submit button{background:var(--lf-mint);color:var(--lf-ink);border:0;font:inherit;font-weight:650;font-size:15px;padding:14px 26px;border-radius:10px;cursor:pointer}
.lf-review-submit button:disabled{background:var(--lf-rule);cursor:not-allowed}
.lf-review-done{padding:48px 32px 40px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px}
.lf-review-done-mark{width:72px;height:72px;border-radius:48% 52% 46% 54%;background:var(--lf-mint);display:flex;align-items:center;justify-content:center;font-size:34px}
.lf-review-done h2{font-size:32px}
.lf-review-done p{margin:0;font-size:16px;line-height:1.6;color:var(--lf-body);max-width:360px}
.lf-review-done button{margin-top:8px;border:1px solid var(--lf-deep);color:var(--lf-link-hover);background:var(--lf-paper);padding:12px 22px;border-radius:8px;font:inherit;font-weight:600;font-size:15px;cursor:pointer}
.lf-review-done button:hover{background:#eee4ff}
@media (max-width:560px){.lf-buy-actions{flex-wrap:wrap}.lf-save{padding:12px 18px}.lf-subnav nav{gap:18px}.lf-viewer-actions [data-jump]{display:none}}
@media (prefers-reduced-motion:reduce){.lf-stage-page,.lf-stars button{transition:none}}

/* ---------- Browse and subject pages ---------- */
.lf-browse [hidden]{display:none!important}
.lf-browse-hero{position:relative;overflow:hidden;background-size:24px 24px}
.lf-cat-hero{border-bottom:1px solid rgba(26,26,26,.08)}
.lf-browse-circle{position:absolute;right:-50px;top:-40px;width:clamp(140px,16vw,220px);height:auto}
.lf-browse-hero-inner{position:relative;padding-top:22px;padding-bottom:44px;display:flex;flex-direction:column;gap:18px}
.lf-crumbs-dark{margin:0;color:var(--lf-ink)}
.lf-crumbs-dark a{color:var(--lf-ink)}
.lf-browse-title{margin:8px 0 0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(44px,5.2vw,76px);line-height:1.05;letter-spacing:-.045em;max-width:760px;text-wrap:balance}
.lf-browse-lead{margin:0;font-size:18px;line-height:1.6;color:var(--lf-ink);max-width:560px;text-wrap:pretty}
.lf-browse-lead-violet{color:var(--lf-on-violet);max-width:540px}
.lf-subject-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.lf-subject-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--lf-ink);background:var(--lf-paper);border:1px solid rgba(26,26,26,.18);border-radius:30px;padding:8px 15px 8px 9px}
.lf-subject-link:hover{border-color:var(--lf-ink)}
.lf-topics{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:6px;max-width:860px}
.lf-topics-label{font-size:14px;font-weight:600;margin-right:4px}
.lf-topic-list{display:flex;flex-wrap:wrap;gap:8px}
.lf-topic{display:inline-flex;align-items:center;gap:8px;font:inherit;font-size:14px;color:var(--lf-ink);background:rgba(255,253,240,.7);border:1px solid rgba(26,26,26,.18);border-radius:30px;padding:8px 15px;cursor:pointer}
.lf-topic:hover{border-color:var(--lf-ink)}
.lf-topic[aria-pressed=true]{background:var(--lf-ink);color:var(--lf-paper);border-color:var(--lf-ink)}
.lf-topic.lf-zero{opacity:.55}
.lf-topic .lf-count{font-size:12px;opacity:.7}
.lf-results{padding-top:32px;padding-bottom:72px;display:flex;flex-wrap:wrap;gap:36px;align-items:flex-start}
.lf-filters{flex:1 1 240px;max-width:100%;display:flex;flex-direction:column;gap:6px}
@media (min-width:900px){.lf-filters{position:sticky;top:76px;max-width:260px}}
.lf-filters-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:10px;border-bottom:1px solid var(--lf-rule);min-height:38px}
.lf-filters-head h2{margin:0;font-family:var(--lf-sans);font-size:17px;font-weight:600;letter-spacing:0;line-height:1.4}
.lf-clear{background:none;border:0;font:inherit;font-size:14px;color:var(--lf-link);cursor:pointer;padding:4px 0}
.lf-filter-group{border-bottom:1px solid var(--lf-rule);padding:14px 0}
.lf-filter-group summary{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:15px;font-weight:600;list-style:none}
.lf-filter-group summary::-webkit-details-marker{display:none}
.lf-filter-group:not([open]) summary svg{transform:rotate(-90deg)}
.lf-filter-options{display:flex;flex-direction:column;gap:2px;margin-top:10px}
.lf-filter-option{display:flex;align-items:center;gap:10px;padding:6px 4px;border-radius:6px;cursor:pointer;font-size:15px}
.lf-filter-option:hover{background:#f4f0df}
.lf-filter-option.lf-zero{opacity:.45}
.lf-filter-option input{width:18px;height:18px;accent-color:var(--lf-deep);margin:0;flex-shrink:0}
.lf-filter-option span:first-of-type{flex:1}
.lf-filter-option .lf-count{font-size:13px;color:var(--lf-muted)}
.lf-results-main{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;gap:20px}
.lf-results-search{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--lf-input);border-radius:12px;padding:6px 6px 6px 16px}
.lf-results-search:focus-within{outline:3px solid #6543ad;outline-offset:2px}
.lf-results-search input{flex:1;min-width:0;border:0;background:transparent;font:inherit;font-size:16px;padding:10px 0;color:var(--lf-ink)}
.lf-results-search input:focus-visible{outline:none}
.lf-results-search button{background:var(--lf-deep);color:var(--lf-paper);border:0;font:inherit;font-weight:600;font-size:15px;padding:11px 20px;border-radius:8px;cursor:pointer}
.lf-results-search button:hover{background:var(--lf-deep-hover)}
.lf-results-bar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.lf-results-count{margin:0;font-size:15px;color:var(--lf-body)}
.lf-results-count strong{font-weight:600;color:var(--lf-ink)}
.lf-sort{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--lf-body)}
.lf-sort select{font:inherit;font-size:14px;padding:9px 12px;border:1px solid var(--lf-input);border-radius:8px;background:#fff;color:var(--lf-ink)}
.lf-active-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:-6px}
.lf-active-chips button{display:inline-flex;align-items:center;gap:8px;background:var(--lf-lav);border:1px solid var(--lf-lav-line);border-radius:30px;padding:6px 12px;font:inherit;font-size:14px;color:var(--lf-link-hover);cursor:pointer}
.lf-active-chips button:hover{border-color:var(--lf-deep)}
.lf-results-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:30px 22px}
.lf-results-grid .lf-card-meta{font-size:13px}
.lf-empty{padding:56px 24px;background:var(--lf-sand);border-radius:14px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}
.lf-empty p{margin:0;color:var(--lf-muted);max-width:380px}
.lf-empty .lf-empty-title{font-family:var(--lf-serif);font-size:28px;letter-spacing:-.02em;color:var(--lf-ink)}
.lf-empty button{margin-top:6px;background:var(--lf-deep);color:var(--lf-paper);border:0;font:inherit;font-weight:600;padding:12px 22px;border-radius:8px;cursor:pointer}
.lf-pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:20px;flex-wrap:wrap}
.lf-pagination:empty{display:none}
.lf-pagination button{height:42px;padding:0 16px;border-radius:8px;border:1px solid var(--lf-input);background:#fff;font:inherit;font-size:14px;cursor:pointer;color:var(--lf-ink)}
.lf-pagination button:disabled{opacity:.45;cursor:default}
.lf-pagination .lf-page-number{width:42px;padding:0;font-weight:600}
.lf-pagination [aria-current=page]{background:var(--lf-deep);border-color:var(--lf-deep);color:var(--lf-paper)}
.lf-guide>.lf-shell{padding-top:64px;padding-bottom:64px}
.lf-guide-head{margin-bottom:28px}
.lf-guide-head>div{gap:8px}
.lf-guide-head p{margin:0;font-size:15px;color:var(--lf-on-violet);max-width:360px;line-height:1.55}
.lf-guide-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:20px}
.lf-guide-steps li{background:var(--lf-paper);border:1px solid rgba(76,52,119,.25);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;box-shadow:3px 6px 0 rgba(26,26,26,.10)}
.lf-guide-band{padding:20px 24px;display:flex;align-items:center;gap:14px}
.lf-guide-number{width:40px;height:40px;border-radius:48% 52% 45% 55% / 55% 45% 54% 46%;border:1.5px solid var(--lf-ink);background:var(--lf-paper);display:flex;align-items:center;justify-content:center;font-family:var(--lf-serif);font-size:18px;flex-shrink:0}
.lf-guide-band>div{display:flex;flex-direction:column;gap:4px}
.lf-guide-tag{font-size:12px;font-weight:600;letter-spacing:.11em;text-transform:uppercase}
.lf-guide-band h3{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:22px;line-height:1.15;letter-spacing:-.02em}
.lf-guide-steps p{margin:0;padding:20px 24px 24px;font-size:15px;line-height:1.6;color:var(--lf-body)}
.lf-seo{border-top:1px solid var(--lf-rule);background:#fff}
.lf-seo-grid{padding-top:56px;padding-bottom:64px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:clamp(28px,5vw,72px)}
.lf-seo-about{display:flex;flex-direction:column;gap:14px}
.lf-seo h2{margin:0;font-family:var(--lf-serif);font-weight:400;font-size:clamp(26px,2.6vw,34px);line-height:1.15;letter-spacing:-.03em}
.lf-seo-about p{margin:0;font-size:15px;line-height:1.75;color:var(--lf-body);max-width:560px}
.lf-seo-links{display:flex;flex-direction:column;gap:20px}
.lf-seo-links>div{display:flex;flex-direction:column;gap:10px}
.lf-seo h3{margin:0;font-family:var(--lf-sans);font-size:15px;font-weight:600;letter-spacing:0;line-height:1.4}
.lf-chip-row{display:flex;flex-wrap:wrap;gap:8px}
.lf-seo .lf-chip{padding:7px 14px}
.lf-seo .lf-chip .lf-dot{margin-left:-6px}

.lf-filter-option{line-height:1.25}
.lf-filters-head h2,.lf-filter-group summary{line-height:1.25}
.lf-glance-grid dd{overflow-wrap:normal}
@media (max-width:480px){
 .lf-glance-grid{grid-template-columns:1fr 1fr}
 .lf-glance-grid>div:nth-child(odd){padding-left:0;border-left:0}
 .lf-glance-grid>div:nth-child(n+3){border-top:1px solid var(--lf-rule)}
}

.lf-viewer-scroll{position:relative}
.lf-pagination a,.lf-pagination .lf-page-edge{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 16px;border-radius:8px;border:1px solid var(--lf-input);background:#fff;font-size:14px;color:var(--lf-ink);text-decoration:none}
.lf-pagination a.lf-page-number{width:42px;padding:0;font-weight:600}
.lf-pagination .lf-page-edge{opacity:.45}
.lf-standard-set .lf-standard-chip{display:inline-block;margin-bottom:12px}
.lf-standard-set+.lf-standard-set{margin-top:28px}
.lf-standard+.lf-standard{margin-top:12px}
.lf-diff-band{background-image:radial-gradient(circle at 92% 14%,transparent 0 30px,rgba(26,26,26,.06) 31px 33px,transparent 34px 46px,rgba(26,26,26,.05) 47px 49px,transparent 50px),repeating-linear-gradient(135deg,rgba(26,26,26,.035) 0 1.5px,transparent 1.5px 11px)}