/*
Theme Name: Artful Publishing
Version: 1.0.0
Text Domain: kit
*/

@font-face { font-family: "Young Serif"; src: url(fonts/display-young.woff2) format("woff2"); font-display: swap; }
@font-face { font-family: "Atkinson Hyperlegible"; src: url(fonts/atkinson-400.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Atkinson Hyperlegible"; src: url(fonts/atkinson-400i.woff2) format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Atkinson Hyperlegible"; src: url(fonts/atkinson-700.woff2) format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --night: #10151d; --tar: #1a2029; --concrete: #2a2f36; --line: #f2efe6; --red: #c8202a; --red-d: #a3151e; --amber: #f2b705;
  --paper: #f4efe4; --ink: #17191c;
  --t1: rgba(242,239,230,1); --t2: rgba(242,239,230,.74); --t3: rgba(242,239,230,.52);
  --i2: rgba(23,25,28,.74); --i3: rgba(23,25,28,.55);
  --head: "Young Serif", Georgia, serif; --body: "Atkinson Hyperlegible", "Helvetica Neue", Arial, sans-serif;
  --g: 8px; --gap: clamp(56px, 6vw, 96px); --wide: 1200px;
}
html { scroll-behavior: smooth; }
body { font-family: var(--body); font-size: 1.125rem; line-height: 1.6; color: var(--t1); background: var(--night); }
a { color: inherit; }
h1, h2, h3 { font-family: var(--head); font-weight: 400; line-height: 1.05; margin: 0 0 calc(var(--g)*2); letter-spacing: -.01em; }
h1 { font-size: clamp(3rem, 8.5vw, 7.5rem); }
h2 { font-size: clamp(2.1rem, 4.4vw, 3.6rem); }
h3 { font-size: 1.6rem; }
.lead { font-size: 1.3rem; color: var(--t2); }

/* Masthead */
.masthead { background: rgba(16,21,29,.94); backdrop-filter: blur(6px); border-bottom: 1px solid rgba(242,239,230,.1); }
.masthead-in { max-width: var(--wide); margin: 0 auto; padding: 10px 20px; min-height: 76px; }
.brand-tile { background: #fff; border-radius: 8px; padding: 4px 6px; display: block; box-shadow: 0 2px 0 rgba(0,0,0,.4); }
.brand-logo { height: 54px; width: auto; }
.brand-name { font-family: var(--head); font-size: 1.35rem; color: var(--t1); }
.nav-list a { color: var(--t2); font-weight: 700; font-size: 1rem; padding: 6px 0; }
.nav-list a:hover, .nav-list .current-menu-item a { color: var(--t1); box-shadow: inset 0 -3px 0 var(--amber); }
.nav-buy { background: var(--red); color: #fff; text-decoration: none; font-weight: 700; padding: 12px 18px; border-radius: 6px; white-space: nowrap; transition: background .2s, transform .2s; }
.nav-buy span { opacity: .8; margin-left: 4px; }
.nav-buy:hover { background: var(--red-d); transform: translateY(-1px); }
.nav-toggle { background: transparent; color: var(--t1); border: 1px solid rgba(242,239,230,.4); border-radius: 6px; padding: 0 16px; font: 700 1rem var(--body); }
@media (max-width: 1080px) {
  .site-nav { background: var(--night); padding: 12px 20px 24px; border-bottom: 1px solid rgba(242,239,230,.1); }
  .nav-buy { text-align: center; margin-top: 8px; }
}
@media (max-width: 520px) { .brand-name { display: none; } }

/* The centerline: one dashed stripe down every page, drawn as you scroll */
#main { position: relative; }
.centerline { position: absolute; left: 50%; width: 8px; margin-left: -4px; top: var(--line-top, 0); bottom: 0; z-index: 3; pointer-events: none;
  background: repeating-linear-gradient(to bottom, var(--line) 0 64px, transparent 64px 112px);
  clip-path: inset(0 0 calc(100% - var(--drawn, 0px)) 0); opacity: .9; box-shadow: 0 0 0 transparent; }
.centerline::after { content: ""; position: absolute; left: -6px; right: -6px; height: 18px; top: calc(var(--drawn, 0px) - 9px); border-radius: 50%; background: radial-gradient(var(--amber), transparent 70%); opacity: .8; }
@media (max-width: 860px) { .centerline { left: 20px; width: 5px; margin-left: 0; background: repeating-linear-gradient(to bottom, var(--line) 0 40px, transparent 40px 72px); } }

.entry-content > .wp-block-group { position: relative; padding: var(--gap) 20px; }
.entry-content > .wp-block-group > .wp-block-group__inner-container { display: contents; }
.entry-content > .wp-block-group > .wp-block-group__inner-container > * { position: relative; z-index: 4; }
.side { display: grid; grid-template-columns: minmax(0, 1fr) 120px minmax(0, 1fr); max-width: var(--wide); margin: 0 auto; }
.side > .wp-block-column, .side > div { grid-column: 1; }
@media (min-width: 861px) {
  .wp-block-columns.split { display: grid; grid-template-columns: minmax(0,1fr) 120px minmax(0,1fr); gap: 0; max-width: var(--wide); margin: 0 auto; }
  .wp-block-columns.split > .wp-block-column:first-child { grid-column: 1; }
  .wp-block-columns.split > .wp-block-column:last-child { grid-column: 3; }
}
@media (max-width: 860px) { .entry-content > .wp-block-group { padding-left: 48px; padding-right: 20px; } .wp-block-columns.split { gap: 32px; } }

/* Hero: the runway at dusk */
.runway-hero { min-height: min(92vh, 900px); display: flex; flex-direction: column; justify-content: space-between; text-align: center; overflow: hidden; isolation: isolate; padding-top: clamp(48px, 8vh, 96px) !important; padding-bottom: clamp(40px, 7vh, 80px) !important; }
.runway-hero .hero-video { position: absolute !important; inset: 0; z-index: -2 !important; margin: 0; }
.runway-hero .hero-video video { width: 100%; height: 115%; object-fit: cover; object-position: 50% 30%; will-change: transform; }
.runway-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(16,21,29,.25) 0%, rgba(16,21,29,0) 30%, rgba(16,21,29,.15) 60%, rgba(16,21,29,.85) 100%); }
.hero-top .byline { font-size: 1.15rem; color: var(--t2); margin: 0 0 8px; }
.hero-top h1 { margin: 0; text-shadow: 0 4px 30px rgba(0,0,0,.6); }
.hero-top .tagline { font-family: var(--head); font-style: italic; font-size: clamp(1.2rem, 2vw, 1.6rem); color: var(--amber); margin-top: 8px; }
.hero-low .facts { color: var(--t2); margin-bottom: 18px; }
.hero-low .facts b { color: var(--t1); font-size: 1.5rem; }
.hero-low .wp-block-buttons { justify-content: center; gap: 14px 150px; }
.vid-pause { position: absolute; right: 16px; bottom: 16px; z-index: 5; background: rgba(16,21,29,.7); color: var(--t1); border: 1px solid rgba(242,239,230,.35); border-radius: 20px; padding: 6px 14px; font: 700 .9rem var(--body); cursor: pointer; }
@media (max-width: 860px) { .runway-hero { padding-left: 20px !important; text-align: center; } .hero-low .wp-block-buttons { gap: 12px; } }

/* Buttons */
.is-solid .wp-block-button__link, .cart-btn { background: var(--red); color: #fff; border-radius: 6px; font-weight: 700; font-size: 1.1rem; box-shadow: 0 10px 24px -10px rgba(200,32,42,.8); transition: background .2s, transform .2s; }
.is-solid .wp-block-button__link:hover { background: var(--red-d); transform: translateY(-2px); }
.is-quiet .wp-block-button__link { color: var(--t1); font-weight: 700; }

/* Readers: edge-light cards either side of the line */
.readers { background: var(--tar); }
.readers .readers-head { max-width: var(--wide); margin: 0 auto calc(var(--g)*6); }
.readers .readers-head h2 { max-width: 12ch; }
.readers .wp-block-columns { align-items: start; }
.readers .wp-block-column:last-child { margin-top: 140px; }
.readers .wp-block-quote { position: relative; background: var(--concrete); border-radius: 10px; padding: 32px 30px 26px; box-shadow: 0 30px 60px -30px rgba(0,0,0,.8); }
.readers .wp-block-quote::before, .readers .wp-block-quote::after { content: ""; position: absolute; top: 18px; width: 12px; height: 12px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 14px 4px rgba(242,183,5,.55); animation: edge 3.2s ease-in-out infinite; }
.readers .wp-block-quote::before { left: -6px; } .readers .wp-block-quote::after { right: -6px; animation-delay: 1.6s; }
@keyframes edge { 50% { opacity: .35; box-shadow: 0 0 4px 1px rgba(242,183,5,.3); } }
.readers .wp-block-quote p { color: var(--t2); font-size: 1.08rem; }
.readers .wp-block-quote p:first-child { color: var(--t1); font-family: var(--head); font-size: 1.45rem; line-height: 1.3; }
.readers cite { display: block; margin-top: 14px; color: var(--amber); font-weight: 700; }
.readers cite a { color: var(--amber); }
@media (max-width: 860px) { .readers .wp-block-column:last-child { margin-top: 0; } }

/* What if... */
.whatif { background: var(--night); }
.whatif .wi { max-width: var(--wide); margin: 0 auto; font-family: var(--head); font-size: clamp(1.6rem, 3.4vw, 2.8rem); line-height: 1.2; color: var(--t3); transition: color .9s ease; width: 50%; padding-right: 80px; }
.whatif .wi:nth-of-type(even) { margin-left: 50%; padding: 0 0 0 80px; }
.whatif .wi.lit { color: var(--t1); }
.whatif .wi em { color: var(--amber); font-style: normal; }
.whatif .wi + .wi { margin-top: 48px; }
.whatif .answer { text-align: center; margin: 72px auto 0; font-size: 1.3rem; color: var(--t2); max-width: 30ch; background: var(--night); position: relative; z-index: 5; padding: 12px 0; }
.whatif .answer strong { display: block; font-family: var(--head); font-weight: 400; font-size: clamp(2rem, 4vw, 3.2rem); color: var(--amber); }
@media (max-width: 860px) { .whatif .wi, .whatif .wi:nth-of-type(even) { width: auto; margin-left: 0; padding: 0; } .whatif .answer { text-align: left; margin-left: 0; } }

/* The book: paper */
.book { background: var(--paper); color: var(--ink); }
.book::before { content: ""; position: absolute; inset: 0; background: radial-gradient(rgba(0,0,0,.05) 1px, transparent 1px) 0 0/5px 5px; pointer-events: none; }
.book .wp-block-columns { align-items: center; }
.book .cover img { width: min(380px, 100%); margin: 0 auto; border-radius: 3px 8px 8px 3px; box-shadow: -2px 0 0 #0c1a3a inset, 30px 40px 60px -20px rgba(0,0,0,.55); transform: perspective(900px) rotateY(12deg) rotateZ(-1deg); transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.book .cover:hover img { transform: perspective(900px) rotateY(0) rotateZ(0); }
.book h2 { color: var(--ink); }
.book p { color: var(--i2); }
.book .price { font-family: var(--head); font-size: 3rem; color: var(--ink); margin: 8px 0 4px; }
.book .wp-block-list { list-style: none; padding: 0; margin: 20px 0 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 6px 18px; font-size: 1rem; color: var(--i2); }
.book .wp-block-list li { border-top: 1px solid rgba(23,25,28,.15); padding-top: 6px; }
.book .signed { font-size: 1rem; color: var(--i3); margin-top: 14px; }
.book .is-quiet .wp-block-button__link { color: var(--ink); }

/* Photo band with a quote */
.band { min-height: 72vh; display: flex; align-items: flex-end; overflow: hidden; isolation: isolate; }
.band .band-img { position: absolute !important; inset: -10% 0 0; z-index: -2 !important; }
.band .band-img img { width: 100%; height: 115%; object-fit: cover; will-change: transform; }
.band::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(16,21,29,.9), rgba(16,21,29,.1) 70%); }
.band .wp-block-quote { max-width: var(--wide); margin: 0 auto; width: 100%; }
.band .wp-block-quote p { font-family: var(--head); font-size: clamp(1.6rem, 3.2vw, 2.6rem); line-height: 1.25; max-width: 24ch; }
.band cite { color: var(--amber); font-weight: 700; }

/* Audio: a radio panel */
.listen { background: var(--tar); }
.listen .wp-block-image img { border-radius: 10px; box-shadow: 0 30px 60px -30px rgba(0,0,0,.8); }
.radio { margin: 24px 0 0; background: linear-gradient(#232a34, #171c24); border: 1px solid rgba(242,239,230,.12); border-radius: 12px; padding: 18px; box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 20px 40px -20px rgba(0,0,0,.8); }
.radio audio { width: 100%; }
.radio.enh audio { display: none; }
.radio .rp { display: grid; grid-template-columns: 64px 1fr auto; align-items: center; gap: 16px; }
.radio .rp-play { width: 64px; height: 64px; border-radius: 50%; border: 0; background: var(--red); color: #fff; cursor: pointer; display: grid; place-items: center; box-shadow: 0 0 0 4px rgba(242,239,230,.08); }
.radio .rp-play svg { width: 24px; height: 24px; fill: currentColor; }
.radio .rp-freq { font: 700 .85rem var(--body); color: var(--amber); letter-spacing: .02em; margin-bottom: 6px; }
.radio .rp-bar { position: relative; height: 10px; border-radius: 5px; background: rgba(242,239,230,.12); cursor: pointer; }
.radio .rp-bar i { position: absolute; inset: 0 auto 0 0; width: 0; border-radius: 5px; background: var(--amber); box-shadow: 0 0 10px rgba(242,183,5,.6); }
.radio .rp-time { font: 700 1.3rem ui-monospace, Menlo, monospace; color: var(--amber); text-shadow: 0 0 8px rgba(242,183,5,.5); min-width: 5.5ch; text-align: right; }

/* Author */
.author { background: var(--night); }
.author .wp-block-image img { border-radius: 10px; }
.author p { color: var(--t2); }

/* Final */
.final { background: var(--red); text-align: center; }
.final h2 { color: #fff; font-size: clamp(2.8rem, 7vw, 6rem); margin-bottom: 10px; }
.final p { color: rgba(255,255,255,.85); }
.final .wp-block-buttons { justify-content: center; }
.final .is-solid .wp-block-button__link { background: var(--night); box-shadow: none; }

/* Inner pages */
.page-head { padding: clamp(64px, 10vh, 120px) 20px clamp(40px, 6vh, 72px); max-width: var(--wide); margin: 0 auto; }
.entry-content > .page-head { max-width: none; background: var(--tar); }
.entry-content > .page-head > * { max-width: var(--wide); margin-left: auto; margin-right: auto; }
.page-head .lead { max-width: 46ch; }
.prose p { color: var(--t2); max-width: 64ch; }
.prose p:first-child { color: var(--t1); font-size: 1.25rem; }
.pull { font-family: var(--head); font-size: 1.6rem; line-height: 1.3; border-left: 4px solid var(--amber); padding-left: 20px; margin: 32px 0; }
.pull cite { display: block; font: 700 .95rem var(--body); color: var(--amber); margin-top: 8px; }
.photos .wp-block-image figcaption { color: var(--t2); font-size: .98rem; margin-top: 10px; }
.photos .wp-block-image img { border-radius: 8px; }
.contact-card p { color: var(--t2); }
.contact-card a { color: var(--t1); font-weight: 700; }
.kit-form label { color: var(--t1); font-weight: 700; }
.kit-form input, .kit-form textarea { background: var(--concrete); color: var(--t1); border: 1px solid rgba(242,239,230,.2); border-radius: 6px; padding: 10px 12px; }
.kit-form input:focus, .kit-form textarea:focus { outline: 2px solid var(--amber); outline-offset: 1px; }
.btn-solid { background: var(--red); color: #fff; border: 0; border-radius: 6px; padding: 12px 26px; font-weight: 700; }
.form-note { padding: 12px 14px; border-radius: 6px; background: var(--concrete); }

/* Blog */
.blog-head, .post-head { background: transparent; }
.post-list { max-width: var(--wide); margin: 0 auto; padding: 0 20px var(--gap); display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; position: relative; z-index: 4; }
.post-card-link { display: flex; flex-direction: column; height: 100%; text-decoration: none; background: var(--tar); border-radius: 10px; overflow: hidden; transition: transform .25s, box-shadow .25s; }
.post-card-link:hover { transform: translateY(-4px); box-shadow: 0 30px 50px -30px rgba(0,0,0,.9); }
.post-card-img img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.post-card-body { padding: 20px 22px 24px; display: grid; gap: 8px; }
.post-card-body time, .post-head time { color: var(--amber); font-weight: 700; font-size: .95rem; }
.post-card-title { font-family: var(--head); font-size: 1.6rem; line-height: 1.15; color: var(--t1); }
.post-card-ex { color: var(--t2); font-size: 1rem; }
.post-single { position: relative; z-index: 4; }
.post-head h1 { font-size: clamp(2.4rem, 5.5vw, 4.4rem); max-width: 18ch; }
.post-hero { max-width: 900px; margin: 0 auto 40px; padding: 0 20px; } .post-hero img { border-radius: 10px; }
.post-body { max-width: 720px; margin: 0 auto; padding: 0 20px; }
.post-body p { color: var(--t2); }
.post-tags, .post-back { max-width: 720px; margin: 24px auto; padding: 0 20px; color: var(--t3); }
.post-back { padding-bottom: var(--gap); }
@media (max-width: 860px) { .page-head, .post-list, .post-body, .post-tags, .post-back, .post-hero { padding-left: 48px; } }

/* Footer */
.foot { background: #0b0f15; color: var(--t2); position: relative; z-index: 4; }
.foot-in { max-width: var(--wide); margin: 0 auto; padding: 56px 20px 24px; display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 32px; }
.foot-title { font-family: var(--head); font-size: 2rem; color: var(--t1); margin-bottom: 6px; }
.foot-quiet { color: var(--t3); font-style: italic; }
.foot a { color: var(--t1); }
.foot-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.foot-list a { text-decoration: none; font-weight: 700; }
.foot-base { max-width: var(--wide); margin: 0 auto; padding: 16px 20px 28px; color: var(--t3); font-size: .9rem; border-top: 1px solid rgba(242,239,230,.08); }
@media (max-width: 760px) { .foot-in { grid-template-columns: 1fr; } }
.runway-hero .vid-pause { position: absolute !important; left: auto; top: auto; right: 16px; bottom: 16px; width: auto; }
@media (min-width: 861px) {
  .whatif .wi { width: auto !important; max-width: 540px; margin: 0 calc(50% + 56px) 0 auto !important; padding: 0 !important; text-align: right; }
  .whatif .wi:nth-of-type(even) { margin: 0 auto 0 calc(50% + 56px) !important; text-align: left; }
  .whatif .wi + .wi { margin-top: 56px !important; }
}
.centerline { mix-blend-mode: difference; }
.entry-content > .page-head > .wp-block-group__inner-container > * { max-width: var(--wide); margin-left: auto; margin-right: auto; }
.entry-content > .page-head .lead { max-width: var(--wide); }
.entry-content > .page-head .lead::after { content: ""; display: block; }
.entry-content > .page-head h1 { max-width: var(--wide); }
.photos.trio { max-width: var(--wide); margin: 0 auto; }
.photos.trio .wp-block-image img { aspect-ratio: 4/3; object-fit: cover; }
.post-card-link:not(:has(.post-card-img))::before { content: ""; display: block; height: 10px; background: repeating-linear-gradient(90deg, var(--amber) 0 40px, transparent 40px 64px); }
.runway-hero .hero-video video { transform: translateZ(0); height: 112%; object-position: 50% 0%; }

/* Revision 1 (Michael, 11-04): livelier. Same layout, words and hero. */
.readers { position: relative; }
.readers .wp-block-quote { background: var(--concrete) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.07'/%3E%3C/svg%3E"); box-shadow: 0 2px 0 rgba(255,255,255,.04) inset, 0 12px 24px -12px rgba(0,0,0,.6), 0 40px 80px -30px rgba(0,0,0,.85); transition: transform .5s cubic-bezier(.2,.7,.2,1), box-shadow .5s; overflow: visible; }
.readers .wp-block-quote:hover { transform: translateY(-4px); box-shadow: 0 2px 0 rgba(255,255,255,.05) inset, 0 18px 30px -12px rgba(0,0,0,.65), 0 60px 100px -30px rgba(0,0,0,.9); }
.readers .wp-block-quote > p:first-child::before { content: "\201C"; position: absolute; left: 14px; top: -34px; font-family: var(--head); font-size: 9rem; line-height: 1; color: var(--amber); opacity: .12; pointer-events: none; }
.whatif { position: relative; overflow: hidden; }
.whatif::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image: radial-gradient(1px 1px at 12% 18%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 72% 9%, #fff 50%, transparent 51%), radial-gradient(1.5px 1.5px at 38% 42%, #f6e7b0 50%, transparent 51%), radial-gradient(1px 1px at 88% 61%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 22% 77%, #fff 50%, transparent 51%), radial-gradient(1.5px 1.5px at 63% 88%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 50% 30%, #cfd8ff 50%, transparent 51%), radial-gradient(1px 1px at 5% 55%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 94% 33%, #fff 50%, transparent 51%);
  background-size: 420px 420px; animation: twinkle 6s ease-in-out infinite alternate; }
@keyframes twinkle { to { opacity: .25; } }
.whatif > * { position: relative; }
.plane { position: absolute; z-index: 4; left: 50%; top: 0; width: 34px; height: 34px; margin: -6px 0 0 -17px; pointer-events: none; transition: opacity .3s; color: var(--amber); filter: drop-shadow(0 0 8px rgba(242,183,5,.6)); transition: transform .3s; }
.plane svg { width: 100%; height: 100%; fill: currentColor; }
.book .cover { perspective: 900px; }
.book .cover figure, .book .cover { position: relative; }
.book .cover img { will-change: transform; }
.book .cover.tilt img { transition: transform .12s linear; }
.book .cover .sheen { position: absolute; inset: 0; pointer-events: none; border-radius: 3px 8px 8px 3px; background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,.35) 50%, transparent 65%); background-size: 250% 100%; background-position: 120% 0; opacity: 0; transition: opacity .4s; mix-blend-mode: soft-light; }
.book .cover:hover .sheen { opacity: 1; animation: sheen 1.4s ease forwards; }
@keyframes sheen { to { background-position: -40% 0; } }
.split-h .w { display: inline-block; transform: translateY(.5em); opacity: .001; transition: transform .7s cubic-bezier(.2,.7,.2,1), opacity .7s; }
.split-h.in .w { transform: none; opacity: 1; }
@media (prefers-reduced-motion: reduce) { .whatif::before { animation: none; } .split-h .w { transform: none; opacity: 1; } .plane { display: none; } }
.band::after { background: linear-gradient(90deg, rgba(16,21,29,.78) 0%, rgba(16,21,29,.45) 45%, rgba(16,21,29,0) 70%), linear-gradient(0deg, rgba(16,21,29,.9), rgba(16,21,29,.1) 70%); }
.band .wp-block-quote p { text-shadow: 0 2px 18px rgba(0,0,0,.45); }
.whatif::before { opacity: .8; background-image: radial-gradient(1.6px 1.6px at 12% 18%, #fff 50%, transparent 51%), radial-gradient(1.2px 1.2px at 72% 9%, #fff 50%, transparent 51%), radial-gradient(2px 2px at 38% 42%, #f6e7b0 50%, transparent 51%), radial-gradient(1.4px 1.4px at 88% 61%, #fff 50%, transparent 51%), radial-gradient(1.2px 1.2px at 22% 77%, #fff 50%, transparent 51%), radial-gradient(2px 2px at 63% 88%, #fff 50%, transparent 51%), radial-gradient(1.4px 1.4px at 50% 30%, #cfd8ff 50%, transparent 51%), radial-gradient(1.2px 1.2px at 5% 55%, #fff 50%, transparent 51%), radial-gradient(1.6px 1.6px at 94% 33%, #fff 50%, transparent 51%), radial-gradient(1.2px 1.2px at 30% 5%, #fff 50%, transparent 51%), radial-gradient(1.4px 1.4px at 80% 80%, #f6e7b0 50%, transparent 51%); background-size: 340px 340px; }
@keyframes twinkle { to { opacity: .4; } }

@media (max-width: 860px) { .plane { left: 22px; width: 24px; height: 24px; margin-left: -12px; } }

/* Revision 1b (Shane 11-04 7:51 PM): no blank band in the hero; parallax = pieces arriving from different angles. */
.runway-hero { justify-content: center; gap: clamp(36px, 7vh, 88px); }
.runway-hero .hero-low .facts { margin-top: 0; }
[data-fly] { will-change: transform, opacity; }
main, .site-main, #main { overflow-x: clip; }

/* Takeoff (Michael 11-04; Shane 10:39-10:48 PM): the whole hero waits for the sky, then you fly into it as one object.
   Book, title block and button block grow from one shared point (--ox/--oy, set in site.js). */
.takeoff-wait .runway-hero :is(.hero-top, .hero-low), .runway-hero.takeoff :is(.hero-top, .hero-low, .sky-cover img) { opacity: 0; scale: .4; filter: blur(3px); transform-origin: var(--ox, 50%) var(--oy, 50%); transition: opacity 3.6s cubic-bezier(.45,0,.25,1), scale 6s cubic-bezier(.3,.15,.3,1), filter 3.6s ease; }
.takeoff-wait .runway-hero.landed :is(.hero-top, .hero-low), .runway-hero.takeoff.landed :is(.hero-top, .hero-low, .sky-cover img) { opacity: 1; scale: 1; filter: none; }
.runway-hero.has-cover .hero-top { position: relative; left: clamp(110px, 11vw, 170px); }
.sky-cover { position: absolute !important; z-index: 0; left: 50%; top: 14%; width: clamp(140px, 16vw, 230px); margin: 0 !important; pointer-events: none; transform: translate(calc(-50% - clamp(300px, 30vw, 470px)), 0) rotate(-4deg); }
.sky-cover img { display: block; width: 100%; border-radius: 3px; box-shadow: 0 30px 60px -20px rgba(0,0,0,.8), 0 0 0 1px rgba(255,255,255,.08); }
@media (max-width: 860px) {
  .sky-cover { top: 5%; width: 110px; transform: translate(-50%, 0) rotate(-4deg); }
  .runway-hero.has-cover .hero-top { left: 0; margin-top: 150px; }
}
@media (prefers-reduced-motion: reduce) { .runway-hero :is(.hero-top, .hero-low, .sky-cover img) { transition: none !important; } }

/* Signed copies (Michael 11-04; Shane 11:01 PM): one dialog in front of every hardcover buy button. */
.sign-dlg { border: 0; padding: 0; border-radius: 10px; width: min(440px, calc(100vw - 32px)); background: #f6f1e6; color: #17191c; box-shadow: 0 40px 90px -20px rgba(0,0,0,.75); }
.sign-dlg::backdrop { background: rgba(10,13,18,.72); backdrop-filter: blur(3px); }
.sign-dlg form { position: relative; display: grid; gap: 14px; padding: 30px 28px 24px; }
.sign-x { position: absolute; top: 8px; right: 10px; width: 40px; height: 40px; border: 0; background: none; font-size: 1.8rem; line-height: 1; color: rgba(23,25,28,.6); cursor: pointer; }
.sign-h { margin: 0; font-family: var(--head); font-size: 1.4rem; line-height: 1.2; padding-right: 32px; }
.sign-h b { display: block; font-family: var(--body); font-size: 1.1rem; margin-top: 4px; }
.sign-on { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-weight: 700; font-size: 1.05rem; }
.sign-on input { width: 22px; height: 22px; accent-color: var(--red); margin: 0; }
.sign-to { display: grid; gap: 6px; font-size: .95rem; color: rgba(23,25,28,.74); max-height: 0; opacity: 0; visibility: hidden; overflow: hidden; padding: 3px; margin: -3px; transition: max-height .35s ease, opacity .25s ease; }
.sign-dlg.open .sign-to { max-height: 130px; opacity: 1; visibility: visible; }
.sign-to input { font: inherit; font-size: 1rem; color: #17191c; background: #fffdf8; border: 1px solid rgba(23,25,28,.28); border-radius: 4px; padding: 11px 12px; }
.sign-to input:focus { outline: 2px solid var(--red); outline-offset: 1px; }
.sign-go { display: block; text-align: center; background: var(--red); color: #fff; text-decoration: none; font-weight: 700; font-size: 1.1rem; padding: 16px 20px; border-radius: 6px; box-shadow: 0 10px 24px -10px rgba(200,32,42,.8); }
.sign-go:hover { background: var(--red-d); }
.sign-note { margin: 0; font-size: .85rem; color: rgba(23,25,28,.6); text-align: center; }
.ab-buy { margin: 18px 0 8px; min-height: 52px; }
.ab-buy .shopify-buy__btn { font: 700 1.1rem/1 var(--body); background: var(--red); color: #fff; border: 0; border-radius: 6px; padding: 18px 24px; cursor: pointer; box-shadow: 0 10px 24px -10px rgba(209,35,42,.7); }
.ab-buy .shopify-buy__btn:hover, .ab-buy .shopify-buy__btn:focus-visible { filter: brightness(1.08); }