/* Landing pages (guide + catalog): the statement edition.
   Loaded after style.css; colours come from each guide's accent/hero in guides.json.
   Motion is progressive: without JS everything is visible; with prefers-reduced-motion
   the 3D, parallax, marquee and pinned story fall back to still layouts. */

:root{--hero-bg:var(--hero,#14181F);--glass:rgba(255,255,255,.07);--ease:cubic-bezier(.2,.7,.1,1);--r:18px}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body.landing{background:var(--paper);overflow-x:clip}
.skip{position:absolute;inset-inline-start:-999px;top:8px;z-index:100;background:#fff;padding:8px 14px;border-radius:8px}
.skip:focus{inset-inline-start:8px}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px}

/* header floats over the hero, turns to glass on scroll */
.landing .top{position:fixed;inset:0 0 auto;z-index:40;background:transparent;border-bottom:1px solid transparent;transition:background .35s,border-color .35s,backdrop-filter .35s}
.landing .top .brand,.landing .top nav a{color:#fff;transition:color .35s}
.landing.scrolled .top{background:rgba(251,250,247,.82);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom-color:var(--line)}
.landing.scrolled .top .brand{color:var(--ink)}.landing.scrolled .top nav a{color:var(--ink-2)}
.landing .top .brand{max-width:55vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.landing .top nav{white-space:nowrap}
.progress{position:fixed;inset:0 0 auto;height:3px;z-index:60;pointer-events:none}
.progress i{display:block;height:100%;width:100%;background:linear-gradient(90deg,var(--hero-accent,var(--accent)),var(--accent));transform-origin:100% 50%;transform:scaleX(var(--p,0))}

.eyebrow{display:inline-block;font-family:var(--body);font-weight:500;font-size:14px;letter-spacing:.04em;color:var(--accent-dark);background:var(--accent-light);border-radius:99px;padding:4px 14px;margin-bottom:14px}
.landing h2{font-family:var(--serif-display);font-weight:900;font-size:clamp(30px,4.4vw,52px);line-height:1.15;letter-spacing:-.01em;margin-bottom:16px}
.sub{font-family:var(--serif-text);font-weight:300;font-size:19px;color:var(--ink-2);max-width:40em;margin:0 0 32px}
.wrap.narrow{max-width:800px}
.landing section{padding:110px 0}

/* reveal on scroll (only when JS runs) */
.js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--d,0) * 70ms)}
.js [data-reveal].in{opacity:1;transform:none}

/* ---------- hero ---------- */
.hx{position:relative;min-height:100svh;display:flex;align-items:center;background:var(--hero-bg);color:#fff;overflow:hidden;padding:110px 0 90px!important;isolation:isolate}
.hx-bg{position:absolute;inset:0;z-index:-1}
.hx-bg i{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;will-change:transform}
.hx-bg .o1{width:46vw;height:46vw;background:var(--accent);left:-12vw;top:-10vw;animation:drift 18s ease-in-out infinite alternate}
.hx-bg .o2{width:34vw;height:34vw;background:var(--hero-accent,var(--teal));left:22vw;bottom:-16vw;opacity:.35;animation:drift 22s ease-in-out infinite alternate-reverse}
.hx-bg .o3{width:24vw;height:24vw;background:#fff;right:-6vw;top:20%;opacity:.06;animation:drift 26s ease-in-out infinite alternate}
.hx-bg .grain{inset:0;border-radius:0;filter:none;opacity:.08;width:auto;height:auto;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
@keyframes drift{to{transform:translate3d(6vw,4vw,0) scale(1.15)}}
.hx-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;width:100%}
.pill{display:inline-block;font-weight:500;font-size:15px;color:var(--hero-accent,var(--accent));background:var(--glass);border:1px solid rgba(255,255,255,.12);border-radius:99px;padding:6px 16px;backdrop-filter:blur(6px)}
.hx-title{font-family:var(--serif-display);font-weight:900;font-size:clamp(40px,6.2vw,84px);line-height:1.08;letter-spacing:-.015em;margin:18px 0 8px}
.hx-title .w{display:inline-block}
.js .hx-title .w{opacity:0;transform:translateY(.5em) rotate(2deg);filter:blur(8px);animation:wordIn .9s var(--ease) forwards;animation-delay:calc(var(--i) * 90ms + 150ms)}
@keyframes wordIn{to{opacity:1;transform:none;filter:none}}
.hx .latin-tag{color:var(--hero-accent,var(--accent));margin-bottom:6px}
.hx .lead{color:#D5D9DF;font-size:clamp(17px,1.6vw,20px);margin:18px 0 26px}
.rating-chip{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;background:var(--glass);border:1px solid rgba(255,255,255,.14);border-radius:99px;padding:7px 16px;margin-bottom:22px;font-size:15px}
.rating-chip b{font-family:var(--serif-display);font-weight:900;font-size:18px}
.rating-chip span:last-child{color:#C9CED6;font-weight:300}
.hx-cta{display:flex;gap:12px;flex-wrap:wrap}
.hx-cta .btn{width:auto;padding:16px 30px;font-size:19px;border-radius:14px;box-shadow:0 14px 40px -12px var(--accent);transition:transform .25s var(--ease),box-shadow .25s,background .25s}
.hx-cta .btn:hover{transform:translateY(-2px);box-shadow:0 20px 50px -12px var(--accent)}
.btn.ghost-light{background:rgba(255,255,255,.08);border:1.5px solid rgba(255,255,255,.28);color:#fff;box-shadow:none!important;backdrop-filter:blur(6px)}
.btn.ghost-light:hover{background:rgba(255,255,255,.16)}
.trust{list-style:none;padding:0;margin:22px 0 0;display:flex;gap:8px 20px;flex-wrap:wrap;color:#AEB5BF;font-size:14px;font-weight:300}
.trust li::before{content:"✓";color:var(--hero-accent,var(--accent));font-weight:700;margin-inline-end:6px}

/* the 3D book */
.hx-stage{position:relative;perspective:1600px;display:grid;place-items:center;min-height:520px}
.book{--rx:6deg;--ry:-24deg;position:relative;width:min(380px,74%);aspect-ratio:1/1.414;transform-style:preserve-3d;transform:rotateX(var(--rx)) rotateY(var(--ry));transition:transform .6s var(--ease);z-index:2}
.js .book{animation:bookIn 1.4s var(--ease) both .2s}
@keyframes bookIn{from{opacity:0;transform:rotateX(20deg) rotateY(-70deg) translateZ(-200px)}}
.book-inner{position:absolute;inset:0;transform-style:preserve-3d}
.b-front,.b-back,.b-pages,.b-spine{position:absolute;inset:0;border-radius:3px 8px 8px 3px}
.b-front{transform:translateZ(14px);overflow:hidden;box-shadow:inset -4px 0 10px rgba(0,0,0,.25)}
.b-front picture,.b-front img{width:100%;height:100%;object-fit:cover;display:block}
.b-front .shine{position:absolute;inset:0;background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.28) 46%,transparent 60%);transform:translateX(calc(var(--sx,0) * 1%));mix-blend-mode:soft-light;pointer-events:none}
.b-back{transform:translateZ(-14px);background:var(--accent-dark)}
.b-pages{inset:3px 0 3px auto;width:28px;left:auto;right:0;transform:rotateY(90deg) translateZ(-14px);transform-origin:right center;background:repeating-linear-gradient(90deg,#f4f1ea 0 1px,#dcd6c8 1px 2px);border-radius:0}
.b-spine{width:28px;inset:0 auto 0 0;transform:rotateY(-90deg) translateZ(0);transform-origin:left center;background:linear-gradient(90deg,var(--accent-dark),var(--accent));border-radius:0}
.b-shadow{position:absolute;inset:auto 6% -8% 6%;height:12%;background:radial-gradient(closest-side,rgba(0,0,0,.55),transparent);filter:blur(10px);transform:translateZ(-60px) rotateX(90deg)}
.fan{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none}
.leaf{position:absolute;width:min(230px,44%);aspect-ratio:1/1.414;border-radius:6px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.45);opacity:.9;transform:translate(0,0) rotate(0);transition:transform 1.4s var(--ease)}
.leaf img{width:100%;height:100%;object-fit:cover}
.js .leaf{transform:none}
.leaf{--tx:calc((var(--k) - 1) * 62% - 14%);--rot:calc((var(--k) - 1) * 11deg)}
.hx.ready .leaf,html:not(.js) .leaf{transform:translateX(var(--tx)) translateY(calc(var(--a) * 9% + 6%)) rotate(var(--rot))}
.orbit{position:absolute;z-index:3;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:16px;padding:10px 16px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.25);animation:float 6s ease-in-out infinite}
.orbit b{display:block;font-family:var(--serif-display);font-weight:900;font-size:28px;line-height:1.1}
.orbit span{font-size:13px;font-weight:300;color:#D5D9DF}
.orbit.o1{top:4%;left:-2%}.orbit.o2{bottom:8%;left:-4%;animation-delay:-2s}.orbit.o3{bottom:-2%;right:4%;animation-delay:-4s}
@keyframes float{50%{transform:translateY(-12px)}}
.scroll-cue{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(255,255,255,.4);border-radius:14px}
.scroll-cue i{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:#fff;animation:cue 1.8s ease-in-out infinite}
@keyframes cue{60%{transform:translateY(12px);opacity:0}}

/* ---------- marquee ---------- */
.marquee{background:var(--hero-bg);color:#fff;padding:22px 0 30px;overflow:hidden;border-top:1px solid rgba(255,255,255,.08);direction:ltr}
.mq-row{display:flex;white-space:nowrap}
.mq-track{display:flex;gap:28px;align-items:center;padding-inline-end:28px;animation:mq 60s linear infinite;direction:rtl}
.mq-row.r1 .mq-track{animation-direction:reverse;animation-duration:75s}
.mq-row.r1{opacity:.5;margin-top:4px}
.mq-track span{font-family:var(--serif-display);font-weight:900;font-size:clamp(28px,4vw,52px)}
.mq-track span.out{color:transparent;-webkit-text-stroke:1.2px rgba(255,255,255,.7)}
.mq-track i{font-style:normal;color:var(--hero-accent,var(--accent));font-size:22px}
@keyframes mq{to{transform:translateX(-50%)}}

/* ---------- numbers ---------- */
.landing section.nums{padding:84px 0}
.stats-x{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:2px;background:var(--line);border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.sx{background:var(--paper);padding:30px 18px;text-align:center}
.sx b{display:block;font-family:var(--serif-display);font-weight:900;font-size:clamp(40px,5vw,64px);line-height:1;color:var(--accent);font-variant-numeric:tabular-nums}
.sx span{display:block;margin-top:10px;color:var(--ink-2);font-weight:300;font-size:15px}

/* ---------- pinned story ---------- */
.landing section.story{padding:0;background:var(--panel)}
.story{height:calc(var(--n) * 70vh + 30vh)}
.story-pin{position:sticky;top:0;height:100vh;display:flex;align-items:center;overflow:hidden}
.story-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;width:100%}
.story-list{list-style:none;padding:0;margin:0;counter-reset:s}
.story-list li{border-top:1px solid var(--line)}
.story-list button{all:unset;box-sizing:border-box;display:flex;gap:14px;align-items:baseline;width:100%;padding:11px 0;cursor:pointer;font-family:var(--body);font-weight:500;font-size:17px;color:var(--muted);transition:color .3s,padding .3s}
.story-list .n{font-family:var(--latin);font-size:13px;color:var(--muted)}
.story-list li.on button{color:var(--ink);padding-inline-start:10px}
.story-list li.on .n{color:var(--accent)}
.story-list li{position:relative}
.story-list li.on::before{content:"";position:absolute;inset-inline-start:-14px;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--accent)}
.story-stage{position:relative;height:min(78vh,760px);perspective:1800px}
.sheet{position:absolute;inset:0;margin:0;display:grid;place-items:center;transition:transform 1s var(--ease),opacity .8s var(--ease),filter .8s;opacity:0;transform:translateY(60px) rotateX(-12deg) scale(.92);pointer-events:none}
.sheet.on{opacity:1;transform:none;pointer-events:auto;z-index:2}
.sheet.past{opacity:0;transform:translate(-30%,-8%) rotate(-14deg) scale(.86);filter:blur(2px)}
.sheet-btn{all:unset;cursor:zoom-in;height:100%;max-height:100%;aspect-ratio:1/1.414;display:block;position:relative;border-radius:8px;overflow:hidden;box-shadow:0 40px 90px -30px rgba(20,24,31,.45),0 0 0 1px rgba(20,24,31,.08);background:#fff}
.sheet-btn picture,.sheet-btn img{width:100%;height:100%;object-fit:contain;display:block}
.sheet-btn:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.sheet figcaption{display:none}
.zoom-hint{position:absolute;bottom:-34px;inset-inline:0;text-align:center;font-size:14px;color:var(--muted)}

/* ---------- features ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
.fcard{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.fcard::before,.cat-card::before{content:"";position:absolute;inset:0;background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),color-mix(in srgb,var(--accent) 16%,transparent),transparent 45%);opacity:0;transition:opacity .35s;pointer-events:none}
.fcard:hover{transform:translateY(-4px);box-shadow:0 24px 50px -24px rgba(20,24,31,.25);border-color:color-mix(in srgb,var(--accent) 35%,var(--line))}
.fcard:hover::before,.cat-card:hover::before{opacity:1}
.fn{font-size:13px;color:var(--accent);font-weight:700;letter-spacing:.1em}
.fcard h3{font-family:var(--body);font-weight:700;font-size:21px;margin:10px 0 8px}
.fcard p{font-family:var(--serif-text);color:var(--ink-2);margin:0;font-size:16.5px}
.where-title{font-family:var(--serif-display);font-weight:700;font-size:26px;margin:56px 0 18px}
.where-x{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.where-x div{background:var(--hero-bg);color:#fff;border-radius:var(--r);padding:22px;text-align:center}
.where-x b{display:block;font-family:var(--serif-display);font-weight:900;font-size:44px;line-height:1;color:var(--hero-accent,var(--accent))}
.where-x span{display:block;margin-top:8px;font-weight:300;color:#D5D9DF}

/* ---------- contents explorer ---------- */
.landing section.toc{background:var(--hero-bg);color:#fff}
.toc .eyebrow{background:rgba(255,255,255,.1);color:var(--hero-accent,var(--accent))}
.toc .sub{color:#C9CED6}
.toc-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:start}
.toc-list{list-style:none;padding:0;margin:0}
.toc-row{all:unset;box-sizing:border-box;width:100%;display:grid;grid-template-columns:7.5em 1fr 110px 54px;gap:14px;align-items:center;padding:13px 12px;border-radius:12px;cursor:pointer;transition:background .25s}
.toc-row:hover,.toc-row.on{background:rgba(255,255,255,.08)}
.toc-row:focus-visible{outline:2px solid var(--hero-accent,var(--accent))}
.tl{font-size:13px;color:#9AA2AD;font-weight:300;white-space:nowrap}
.tn{font-family:var(--body);font-weight:500;font-size:17px}
.toc-row.on .tn{color:var(--hero-accent,#fff)}
.tb{height:6px;border-radius:6px;background:rgba(255,255,255,.1);overflow:hidden}
.tb i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--accent),var(--hero-accent,var(--accent)));transform-origin:100% 50%;transform:scaleX(0);transition:transform 1.2s var(--ease)}
.toc-list.in .tb i,html:not(.js) .tb i{transform:scaleX(1)}
.tp{font-size:13px;color:#9AA2AD;text-align:left}
.toc-view{position:sticky;top:100px;aspect-ratio:1/1.5}
.tv{position:absolute;inset:0;margin:0;opacity:0;transform:translateY(16px) scale(.97);transition:opacity .45s,transform .6s var(--ease);pointer-events:none}
.tv.on{opacity:1;transform:none}
.tv img{width:100%;border-radius:8px;box-shadow:0 30px 70px -20px rgba(0,0,0,.6)}
.tv figcaption{margin-top:14px;display:flex;flex-direction:column;gap:2px}
.tv figcaption b{font-family:var(--serif-display);font-size:22px}
.tv figcaption span{color:#9AA2AD;font-size:14px;font-weight:300}

/* ---------- sample ---------- */
.landing section.smp{background:linear-gradient(180deg,var(--paper),var(--accent-light))}
.smp-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.smp-fan{position:relative;height:460px}
.sl{position:absolute;top:50%;left:50%;width:230px;aspect-ratio:1/1.414;margin:-162px 0 0 -115px;border-radius:6px;overflow:hidden;background:#fff;box-shadow:0 24px 60px -20px rgba(20,24,31,.45);transition:transform .8s var(--ease);transform:rotate(calc((var(--k) - 2) * 4deg)) translateY(calc(var(--k) * -3px))}
.sl img{width:100%;height:100%;object-fit:cover}
.smp-fan:hover .sl,.smp-fan.in .sl{transform:translateX(calc((var(--k) - 2) * 62px)) rotate(calc((var(--k) - 2) * 9deg)) translateY(calc(var(--a) * 14px))}
.smp-box .buy,.buy-x .buy{max-width:none;box-shadow:0 30px 70px -40px rgba(20,24,31,.4);border:1px solid var(--line);border-radius:var(--r);padding:26px}

/* ---------- stars ---------- */
.stars{position:relative;display:inline-block;font-size:18px;line-height:1;letter-spacing:2px;color:rgba(120,130,143,.35);vertical-align:-2px}
.stars::before{content:"★★★★★"}
.stars::after{content:"★★★★★";position:absolute;inset-inline-start:0;top:0;width:var(--v);overflow:hidden;color:#F5B301;white-space:nowrap}
.hx .stars{color:rgba(255,255,255,.25)}
.stars.big{font-size:40px;letter-spacing:6px}

/* ---------- reviews ---------- */
.rev-grid{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start}
.rev-score{position:sticky;top:100px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;text-align:center}
.rev-score .big{display:block;font-family:var(--serif-display);font-weight:900;font-size:84px;line-height:1}
.rev-score .stars{font-size:26px;margin:6px 0}
.rev-score .of{display:block;color:var(--ink-2);font-weight:300}
.dist{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:6px;font-size:14px}
.dist li{display:grid;grid-template-columns:14px 14px 1fr 28px;gap:6px;align-items:center;color:var(--ink-2)}
.dist i{height:8px;border-radius:8px;background:var(--panel);overflow:hidden}
.dist i b{display:block;height:100%;background:#F5B301;border-radius:8px}
.note{font-size:13.5px;color:var(--muted);font-weight:300;margin:16px 0 0}
.quotes{columns:2 300px;column-gap:18px}
.q{break-inside:avoid;margin:0 0 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.q::before{content:"”";position:absolute;inset-inline-end:18px;top:-6px;font-family:var(--serif-display);font-size:90px;color:var(--accent-light);line-height:1}
.q p{font-family:var(--serif-text);font-size:17.5px;line-height:1.85;margin:12px 0 16px;white-space:pre-line;position:relative}
.q footer{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:14px}
.q footer b{font-family:var(--body);font-weight:700}
.verified{color:#1F7A5A;font-weight:500;font-size:13px;background:#E3F1EA;border-radius:99px;padding:2px 10px}
.q time{color:var(--muted);margin-inline-start:auto;font-weight:300}
.rev-empty{background:#fff;border:1.5px dashed var(--line);border-radius:var(--r);padding:44px 28px;text-align:center;max-width:680px}
.rev-empty h3{font-family:var(--serif-display);font-weight:900;font-size:28px;margin:12px 0 8px}
.rev-empty p{font-family:var(--serif-text);color:var(--ink-2);margin:0}

/* ---------- audience ---------- */
.landing section.aud{background:var(--panel)}
.aud-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:16px;counter-reset:a}
.aud-list li{counter-increment:a;background:#fff;border-radius:var(--r);padding:24px 24px 24px 24px;padding-inline-start:70px;position:relative;font-family:var(--serif-text);font-size:17px;color:var(--ink-2);border:1px solid var(--line)}
.aud-list li::before{content:counter(a);position:absolute;inset-inline-start:22px;top:20px;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;font-family:var(--latin);font-weight:700;font-size:15px}

/* ---------- buy ---------- */
.landing section.buy-x{background:var(--hero-bg);color:#fff;position:relative;overflow:hidden}
.buy-x::before{content:"";position:absolute;width:60vw;height:60vw;border-radius:50%;background:var(--accent);filter:blur(120px);opacity:.25;left:-20vw;top:-20vw}
.buy-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;position:relative}
.buy-x .eyebrow{background:rgba(255,255,255,.1);color:var(--hero-accent,var(--accent))}
.price-x{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin:8px 0 22px}
.price-x b{font-family:var(--serif-display);font-weight:900;font-size:clamp(52px,6vw,76px);line-height:1}
.price-x span{color:#AEB5BF;font-weight:300}
.checks{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.checks li{font-family:var(--serif-text);color:#D5D9DF;padding-inline-start:30px;position:relative}
.checks li::before{content:"";position:absolute;inset-inline-start:0;top:.55em;width:18px;height:18px;border-radius:50%;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat}
.fine{margin-top:20px;font-size:14px;font-weight:300}.fine a{color:#AEB5BF}

/* ---------- FAQ ---------- */
.faq details{border:0;border-bottom:1px solid var(--line);padding:0}
.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 0;font-size:19px;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{flex:none;width:28px;height:28px;border-radius:50%;border:1.5px solid var(--line);position:relative;transition:transform .35s var(--ease),background .25s}
.faq summary i::before,.faq summary i::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1.5px;background:var(--ink);transform:translate(-50%,-50%)}
.faq summary i::after{transform:translate(-50%,-50%) rotate(90deg);transition:transform .35s var(--ease)}
.faq details[open] summary i{background:var(--accent);border-color:var(--accent)}
.faq details[open] summary i::before,.faq details[open] summary i::after{background:#fff}
.faq details[open] summary i::after{transform:translate(-50%,-50%) rotate(0)}
.faq .ans{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s var(--ease)}
.faq details[open] .ans{grid-template-rows:1fr}
.faq .ans p{overflow:hidden;margin:0 0 20px;font-family:var(--serif-text);font-size:17px;color:var(--ink-2)}
.faq .disclaimer{margin-top:32px}

/* ---------- other guides shelf ---------- */
.shelf{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:28px;max-width:900px}
.shelf-book{text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:6px;perspective:900px}
.sb-cover{display:block;border-radius:4px 8px 8px 4px;overflow:hidden;box-shadow:0 22px 40px -20px rgba(20,24,31,.5),inset 4px 0 0 rgba(0,0,0,.15);transform:rotateY(var(--ry,-10deg)) rotateX(var(--rx,0deg));transition:transform .5s var(--ease);margin-bottom:10px}
.sb-cover img{width:100%;display:block}
.shelf-book:hover .sb-cover{--ry:0deg}
.shelf-book b{font-family:var(--serif-display);font-weight:700;font-size:18px;line-height:1.35}
.shelf-book span:last-child{color:var(--muted);font-weight:300}

/* ---------- sticky bar ---------- */
.bar{position:fixed;inset:auto 0 0;z-index:45;padding:10px 0 calc(10px + env(safe-area-inset-bottom));background:rgba(20,24,31,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);color:#fff;transform:translateY(110%);transition:transform .45s var(--ease)}
.bar.show{transform:none}
.bar-in{display:flex;align-items:center;gap:12px}
.bar-t{flex:1;font-family:var(--serif-display);font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-p{font-family:var(--serif-display);font-weight:900;font-size:20px}
.bar .btn{width:auto;padding:10px 20px;font-size:16px;border-radius:12px}
.bar .btn.ghost{color:#fff;border-color:rgba(255,255,255,.3);background:transparent}

/* ---------- lightbox ---------- */
.lb{width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;padding:0;border:0;background:rgba(10,12,16,.96);color:#fff}
.lb::backdrop{background:rgba(10,12,16,.8)}
.lb[open]{display:grid;grid-template-rows:auto 1fr auto}
.lb-top{display:flex;align-items:center;gap:14px;padding:14px 20px}
.lb-cap{flex:1;font-family:var(--serif-display);font-weight:700;font-size:18px}
.lb-count{color:#9AA2AD;font-size:14px}
.lb-x{all:unset;cursor:pointer;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);font-size:18px}
.lb-view{overflow:auto;display:grid;place-items:center;cursor:zoom-in;touch-action:pan-x pan-y pinch-zoom;overscroll-behavior:contain}
.lb-view img{max-height:calc(100dvh - 120px);max-width:96vw;width:auto;height:auto;border-radius:4px;box-shadow:0 30px 80px rgba(0,0,0,.6);background:#fff}
.lb-view.zoom{cursor:zoom-out;place-items:start center}
.lb-view.zoom img{max-height:none;max-width:none;width:min(2400px,220vw)}
.lb-nav{all:unset;cursor:pointer;position:fixed;top:50%;width:52px;height:52px;margin-top:-26px;border-radius:50%;background:rgba(255,255,255,.12);display:grid;place-items:center;font-size:30px;line-height:1}
.lb-nav:hover{background:rgba(255,255,255,.22)}
.lb-prev{right:16px}.lb-next{left:16px}
.lb-hint{text-align:center;margin:0;padding:8px 0 14px;color:#9AA2AD;font-size:13px;font-weight:300}

/* ---------- catalog ---------- */
.hx-cat{min-height:62svh}
.hx-cat .hx-title{max-width:14em}
.hx-cat .lead{max-width:36em}
.landing section.cat{padding-top:70px}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:24px}
.cat-card{position:relative;display:flex;flex-direction:column;text-decoration:none;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s}
.cat-card:hover{transform:translateY(-6px);box-shadow:0 40px 70px -40px rgba(20,24,31,.45)}
.cc-stage{display:grid;place-items:center;padding:34px 30px 26px;background:radial-gradient(120% 90% at 50% 0%,color-mix(in srgb,var(--acc) 55%,var(--hero-c)),var(--hero-c));perspective:900px}
.cc-stage .sb-cover{width:66%;margin:0;--ry:-16deg}
.cat-card:hover .sb-cover{--ry:0deg;transform:rotateY(0) translateY(-6px) scale(1.03)}
.cc-body{display:flex;flex-direction:column;gap:6px;padding:20px 22px 22px;flex:1}

.cc-t{font-family:var(--serif-display);font-weight:900;font-size:22px;line-height:1.3}
.cc-r{font-size:14px;color:var(--ink-2)}
.cc-f{display:flex;justify-content:space-between;align-items:baseline;margin-top:auto;padding-top:12px}
.cc-p{font-family:var(--serif-display);font-weight:900;font-size:22px}
.cc-go{color:var(--acc);font-weight:700;font-size:15px}

/* ---------- download page review ---------- */
.review-panel{margin-top:24px}
.review-panel h2{font-family:var(--serif-display);font-weight:700;font-size:24px;margin-bottom:6px}
.review-form label{display:block;font-weight:500;margin:16px 0 6px}
.review-form label small{font-weight:300;color:var(--muted)}
.review-form textarea{width:100%;font:inherit;font-family:var(--serif-text);padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--paper);resize:vertical}
.review-form .field{font-size:17px;direction:rtl;text-align:right}
.review-form .btn{margin-top:18px}
.star-pick{border:0;padding:0;margin:14px 0 0}
.star-pick legend{font-weight:500;margin-bottom:6px;padding:0}
.sp-row{display:flex;flex-direction:row-reverse;justify-content:flex-end;gap:4px}
.star-pick input{position:absolute;opacity:0;width:1px;height:1px}
.star-pick label{margin:0!important;font-size:38px;line-height:1;color:var(--line);cursor:pointer;transition:color .15s,transform .15s}
.star-pick label:hover,.star-pick label:hover~label,.star-pick input:checked~label{color:#F5B301}
.star-pick label:hover{transform:scale(1.15)}
.star-pick input:focus-visible+label{outline:2px solid var(--accent);border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.after-sample{margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.after-sample h2{font-family:var(--serif-display);font-size:22px;margin-bottom:4px}
.after-sample .btn{max-width:320px}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .toc-row{grid-template-columns:6.5em 1fr 70px 48px}
}
@media (max-width:820px){
  .landing section{padding:72px 0}
  .hx{min-height:auto;padding:96px 0 70px!important}
  .hx-grid{grid-template-columns:1fr;gap:20px}
  .hx-stage{order:-1;min-height:340px}
  .book{width:min(210px,52%)}
  .leaf{width:min(130px,32%)}
  .leaf{--tx:calc((var(--k) - 1) * 80%)}
  .landing .top .brand{max-width:46vw;font-size:17px}
  .landing .top nav a:first-child{display:none}
  .orbit{padding:7px 11px;border-radius:12px}.orbit b{font-size:20px}.orbit span{font-size:11px}
  .orbit.o1{left:2%}.orbit.o3{right:0;top:58%}.orbit.o2{bottom:4%;left:4%}
  .hx-cta .btn{flex:1;padding:14px 18px;font-size:17px}
  .scroll-cue{display:none}
  .story{height:auto}
  .story-pin{position:static;height:auto;padding:72px 0}
  .story-grid{grid-template-columns:1fr;gap:20px}
  .story-list{display:none}
  .story-stage{height:auto;display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 20px 18px;margin:0 -20px;perspective:none}
  .sheet,.sheet.past{position:relative;opacity:1;transform:none;filter:none;pointer-events:auto;flex:0 0 78%;scroll-snap-align:center}
  .sheet-btn{width:100%;height:auto}
  .sheet figcaption{display:block;margin-top:10px;font-size:14px;color:var(--ink-2);text-align:center}
  .zoom-hint{position:static;display:none}
  .feat-grid,.aud-list{grid-template-columns:1fr}
  .toc-grid{grid-template-columns:1fr}
  .toc-view{display:none}
  .toc-row{grid-template-columns:1fr 54px;grid-template-areas:"l p" "n n" "b b";gap:4px 10px;padding:12px 6px}
  .tl{grid-area:l}.tn{grid-area:n}.tb{grid-area:b}.tp{grid-area:p}
  .smp-grid,.buy-grid,.rev-grid{grid-template-columns:1fr;gap:28px}
  .smp-fan{height:300px}.sl{width:150px;margin:-106px 0 0 -75px}
  .smp-fan .sl{transform:translateX(calc((var(--k) - 2) * 40px)) rotate(calc((var(--k) - 2) * 8deg)) translateY(calc(var(--a) * 10px))}
  .rev-score{position:static}
  .quotes{columns:1}
  .bar-t{display:none}
  .shelf{grid-template-columns:repeat(3,1fr);gap:14px}
  .shelf-book b{font-size:14px}.shelf-book span:last-child{font-size:13px}
  .orbit.o3{display:none}
  .bar .btn{flex:1}
  .bar-p{font-size:18px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js [data-reveal],.js .hx-title .w{opacity:1;transform:none;filter:none}
  .book{transform:rotateY(-18deg)}
  .story{height:auto}.story-pin{position:static;height:auto;padding:90px 0}
  .story-stage{height:auto;display:grid;grid-template-columns:repeat(2,1fr);gap:20px;perspective:none}
  .sheet,.sheet.past{position:relative;opacity:1;transform:none;filter:none;pointer-events:auto}
  .sheet-btn{width:100%;height:auto}
  .mq-track{flex-wrap:wrap;white-space:normal}
  .tb i{transform:none}
}
img{height:auto}

/* ---------- home page (متجر الدليل) ---------- */
.hx-cat{min-height:86svh}
.hx-cat .hx-title{font-size:clamp(52px,8vw,112px)}
.shelf-hero{perspective:1400px;min-height:440px}
.sh-book{position:absolute;top:50%;left:50%;width:min(190px,34%);aspect-ratio:1/1.414;border-radius:3px 8px 8px 3px;overflow:hidden;
  box-shadow:0 30px 60px -18px rgba(0,0,0,.6),inset 4px 0 0 rgba(0,0,0,.18);
  transform:translate(-50%,-50%) translateX(calc((var(--k) - (var(--n) - 1) / 2) * 62%)) translateY(calc(var(--k) * 4% - 6%)) rotateY(-22deg) rotateZ(calc((var(--k) - (var(--n) - 1) / 2) * 5deg));
  transition:transform .8s var(--ease)}
.sh-book img,.sh-book picture{width:100%;height:100%;object-fit:cover;display:block}
.js .sh-book{animation:shIn 1.2s var(--ease) both;animation-delay:calc(var(--k) * 120ms + 200ms)}
@keyframes shIn{from{opacity:0;transform:translate(-50%,-30%) rotateY(-60deg)}}
.shelf-hero:hover .sh-book{transform:translate(-50%,-50%) translateX(calc((var(--k) - (var(--n) - 1) / 2) * 80%)) translateY(calc(var(--k) * 2% - 4%)) rotateY(-8deg) rotateZ(0deg)}
.cat .cat-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));margin-top:12px}
.cc-stage{position:relative}
.cc-tag{position:absolute;top:14px;inset-inline-start:14px;z-index:2;font-size:13px;font-weight:700;color:#fff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(6px);border-radius:99px;padding:3px 12px}
.cc-t{font-size:20px}
.cc-promise{font-family:var(--serif-text);font-weight:500;font-size:17px;line-height:1.7;color:var(--ink);min-height:3.4em}
.cc-for{font-size:14px;color:var(--ink-2);font-weight:300;min-height:3em}
.cc-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:8px;padding:12px 0;border-block:1px solid var(--line)}
.cc-facts span{display:flex;flex-direction:column;align-items:center;text-align:center;font-size:12.5px;color:var(--ink-2);font-weight:300;line-height:1.4}
.cc-facts b{font-family:var(--serif-display);font-weight:900;font-size:24px;color:var(--acc);line-height:1.2}
.cc-s{font-size:12.5px;color:var(--muted);font-weight:300}
.landing section.how{background:var(--panel)}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:st}
.steps li{counter-increment:st;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;position:relative;display:flex;flex-direction:column;gap:6px}
.steps li::before{content:counter(st);font-family:var(--serif-display);font-weight:900;font-size:54px;line-height:1;color:var(--accent)}
.steps b{font-family:var(--body);font-weight:700;font-size:20px}
.steps span{font-family:var(--serif-text);color:var(--ink-2)}
.why-grid{grid-template-columns:repeat(5,1fr);gap:16px}
@media (max-width:1180px){.why-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:980px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:820px){
  .steps{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .shelf-hero{min-height:280px}
  .sh-book{width:min(120px,28%)}
  .hx-cat{min-height:auto}
  .cc-promise,.cc-for{min-height:0}
}
.cat .wrap{max-width:1280px}
.cat .cat-grid{grid-template-columns:repeat(var(--c,4),1fr);gap:18px}
@media (max-width:1240px){.cat .cat-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:900px){.cat .cat-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.cat .cat-grid{grid-template-columns:1fr}}
.cat-grid[style*="--c:5"] .cc-facts b{font-size:21px}
.shelf-hero .sh-book{width:min(calc(1000px / (var(--n) + 3)),30%)}

/* discount code on the buy form */
.buy details.code{margin:14px 0 4px}
.buy details.code summary{cursor:pointer;color:var(--accent);font-weight:500;width:max-content;list-style:none}
.buy details.code summary::-webkit-details-marker{display:none}
.buy details.code summary::before{content:"+ ";font-weight:700}
.buy details.code[open] summary::before{content:"− "}
.buy details.code .field{margin-top:8px;font-size:18px;letter-spacing:.06em;text-transform:uppercase;font-family:var(--latin, inherit)}
.buy details.code .hint{margin-top:6px}

/* email for free updates */
.buy .em-label{margin-top:14px}
.buy .em-hint{margin-top:6px}
.updates-panel{margin-top:24px}
.updates-panel h2{font-family:var(--serif-display);font-weight:700;font-size:24px;margin-bottom:6px}
.email-form{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.email-form .field{flex:1 1 240px;font-size:17px}
.email-form .btn{flex:0 0 auto;width:auto;padding-inline:22px}
.stop-form{margin-top:8px}
.linkish{background:none;border:0;padding:0;color:var(--muted);text-decoration:underline;cursor:pointer;font:inherit;font-size:14px}
.why-note p{margin:0 0 4px}.why-note ul{margin:4px 0 6px;padding-inline-start:18px}.why-note li{margin:2px 0}