/* Matthew Mills Books: The Firmament Line */
@font-face{font-family:"Montserrat";src:url(/assets/fonts/montserrat.woff2) format("woff2");font-weight:300 700;font-display:swap}
@font-face{font-family:"Newsreader";src:url(/assets/fonts/newsreader.woff2) format("woff2");font-weight:300 600;font-style:normal;font-display:swap}
@font-face{font-family:"Newsreader";src:url(/assets/fonts/newsreader-italic.woff2) format("woff2");font-weight:300 600;font-style:italic;font-display:swap}
@font-face{font-family:"Plex Mono";src:url(/assets/fonts/plexmono.woff2) format("woff2");font-weight:400;font-display:swap}

:root{
  --bg:#07090c; --bg2:#0b0f14; --panel:#10151c; --line:#1f2731; --line2:#2c3642;
  --text:#d5dbe1; --muted:#8d99a6; --dim:#5f6b78; --steel:#c4ccd4; --steel-hi:#eef2f5;
  --accent:#9fb6c9;
  --sans:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --mono:"Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --wrap:1160px; --pad:clamp(20px,5vw,48px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--serif);font-size:1.125rem;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,video{display:block;max-width:100%;height:auto}
a{color:var(--steel-hi);text-decoration-color:var(--line2);text-underline-offset:.2em}
a:hover{text-decoration-color:var(--steel)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.skip{position:absolute;left:-9999px;top:0;background:var(--steel-hi);color:#000;padding:.5rem 1rem;z-index:100}
.skip:focus{left:1rem;top:1rem}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}

/* type */
h1,h2,h3{font-family:var(--sans);font-weight:400;color:var(--steel-hi);margin:0;letter-spacing:.14em;text-transform:uppercase;line-height:1.12}
h1{font-size:clamp(2.3rem,7.2vw,4.6rem);font-weight:300;letter-spacing:.12em}
h2{font-size:clamp(1.7rem,4.6vw,2.9rem);margin-bottom:1.4rem}
h2.h-small{font-size:clamp(1.25rem,3vw,1.75rem);letter-spacing:.12em}
h3{font-size:1rem;font-weight:500;letter-spacing:.16em;margin:.2rem 0 .7rem}
h3 em,h2 em{font-style:normal}
.eyebrow,.label,.spec{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 1rem}
.label::before{content:"";display:inline-block;width:28px;height:1px;background:var(--line2);vertical-align:middle;margin-right:.8rem}
.spec{font-size:.7rem;color:var(--dim);margin:0}

/* header */
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.8rem var(--pad);background:rgba(7,9,12,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(44,54,66,.5)}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-family:var(--sans);font-size:.82rem;letter-spacing:.2em;text-transform:uppercase;color:var(--steel-hi);white-space:nowrap}
.brand-mark{width:22px;height:22px;fill:none;stroke:var(--steel);stroke-width:3}
.topbar nav{display:none}
.topbar nav a{font-family:var(--sans);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;text-decoration:none;color:var(--muted);padding:.4rem .2rem}
.topbar nav a:hover{color:var(--steel-hi)}
@media (min-width:760px){.topbar nav{display:flex;gap:1.6rem}}

/* buttons */
.actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.85rem 1.5rem;font-family:var(--sans);font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;text-decoration:none;border:1px solid var(--steel);transition:background .2s,color .2s,border-color .2s}
.btn em{font-style:normal}
.btn-primary{background:var(--steel-hi);color:#0a0d11;border-color:var(--steel-hi)}
.btn-primary:hover{background:#fff;color:#000}
.btn-ghost{color:var(--steel-hi);background:rgba(7,9,12,.35)}
.btn-ghost:hover{background:rgba(238,242,245,.08)}

/* hero (mobile first: image on top, copy below) */
.hero{position:relative;display:block;overflow:hidden;background:var(--bg);margin-top:-57px}
.hero-img{position:relative;width:100%;height:64svh;min-height:380px;object-fit:cover;object-position:70% 45%}
.hero::after{content:"";position:absolute;left:0;right:0;top:0;height:calc(max(64svh,380px) + 2px);background:linear-gradient(180deg,rgba(7,9,12,.45) 0%,rgba(7,9,12,0) 22%,rgba(7,9,12,0) 50%,var(--bg) 100%);pointer-events:none}
.hero-inner{position:relative;z-index:1;width:100%;margin-top:-18svh;padding-bottom:56px}
.tagline{max-width:34rem;font-size:clamp(1.1rem,2.3vw,1.35rem);color:var(--text);margin:1.2rem 0 0;font-style:italic}
@media (min-width:760px){
  .hero{display:flex;align-items:flex-end;min-height:min(92svh,900px);background:#000}
  .hero-img{position:absolute;inset:0;height:100%;min-height:0;object-position:62% 40%}
  .hero::after{inset:0;height:auto;background:linear-gradient(180deg,rgba(7,9,12,.35) 0%,rgba(7,9,12,0) 30%,rgba(7,9,12,.55) 62%,var(--bg) 100%),linear-gradient(90deg,rgba(7,9,12,.85) 0%,rgba(7,9,12,.35) 45%,rgba(7,9,12,0) 70%)}
  .hero-inner{margin-top:0;padding-top:120px;padding-bottom:clamp(48px,9vh,96px)}
}

/* sections */
.section{padding:clamp(72px,11vw,140px) 0;border-top:1px solid var(--line)}
.hero + .section{border-top:0}

/* book */
.book-grid{display:grid;gap:clamp(36px,6vw,80px);align-items:start}
.book-cover{max-width:380px;width:78%;margin:0 auto}
.book-cover img{width:100%;box-shadow:0 30px 60px -20px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.05)}
.blurb p{margin:0 0 1.1rem;max-width:38rem}
.blurb .lede{font-size:1.3rem;color:var(--steel-hi);font-style:italic}
.blurb .coda{color:var(--muted);font-style:italic}
.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin:2rem 0;max-width:38rem}
.facts div{background:var(--bg);padding:.8rem 1rem}
.facts dt{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.facts dd{margin:.15rem 0 0;font-family:var(--sans);font-size:.88rem;letter-spacing:.04em;color:var(--steel-hi)}
@media (min-width:900px){
  .book-grid{grid-template-columns:380px 1fr}
  .book-cover{width:100%;margin:0;position:sticky;top:100px}
  .facts{grid-template-columns:repeat(4,minmax(0,1fr))}
}
.quotes{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(64px,9vw,110px)}
.quote{margin:0;background:var(--bg);padding:clamp(28px,4vw,44px)}
.quote blockquote{margin:0}
.quote p{margin:0;font-size:clamp(1.15rem,2vw,1.3rem);line-height:1.5;color:var(--steel-hi);font-style:italic}
.quote figcaption{margin-top:1.1rem;font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
@media (min-width:900px){.quotes{grid-template-columns:repeat(3,1fr)}}

/* trailer */
.trailer{background:var(--bg2)}
.video-frame{margin-top:.5rem;border:1px solid var(--line2);background:#000;aspect-ratio:16/9}
.video-frame video{width:100%;height:100%}

/* world */
.intro{max-width:44rem;color:var(--text);margin:0 0 clamp(40px,6vw,64px);font-size:1.2rem}
.cards{display:grid;gap:clamp(20px,2.5vw,28px)}
@media (min-width:600px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (min-width:980px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--panel);border:1px solid var(--line);display:flex;flex-direction:column}
.card picture{display:block;aspect-ratio:16/9;overflow:hidden;background:#000;border-bottom:1px solid var(--line)}
.card img{width:100%;height:100%;object-fit:cover}
.card-body{padding:1.3rem 1.4rem 1.6rem}
.card-body p:last-child{margin:0;font-size:1.02rem;color:var(--text)}
.band{position:relative;margin:clamp(56px,8vw,96px) 0 0;border:1px solid var(--line);overflow:hidden;background:#000}
.band img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.9}
.band figcaption{padding:clamp(24px,4vw,40px);background:var(--bg)}
.band blockquote{margin:0 0 .8rem}
.band blockquote p{margin:0;font-family:var(--sans);font-weight:300;font-size:clamp(1.3rem,3.4vw,2.2rem);letter-spacing:.06em;color:var(--steel-hi);line-height:1.25}
.band span{display:block;color:var(--muted);max-width:40rem;font-size:1rem}
@media (min-width:900px){
  .band figcaption{position:absolute;left:0;bottom:0;max-width:560px;background:linear-gradient(180deg,rgba(7,9,12,0),rgba(7,9,12,.85) 25%)}
  .band img{aspect-ratio:21/9}
}

/* candle */
.candle{background:radial-gradient(ellipse 60% 70% at 50% 100%,rgba(196,170,120,.07),transparent 70%),var(--bg2);text-align:center}
.candle-inner{max-width:720px}
.candle .label::before{display:none}
.candle p:not(.label){color:var(--muted);margin:0 auto;max-width:32rem}

/* about */
.about-inner{display:grid;gap:clamp(28px,5vw,56px)}
.about-inner p{max-width:40rem}
.author-photo{width:100%;max-width:320px;filter:grayscale(.2)}
@media (min-width:760px){.about-inner:has(.author-photo){grid-template-columns:280px 1fr}}
.placeholder{font-family:var(--mono);font-size:.85rem;color:#c9a96e;border-left:2px solid #6e5a35;padding-left:1rem}

/* contact */
.contact{text-align:left}
.mail{font-family:var(--sans);font-size:clamp(1.05rem,4vw,1.8rem);letter-spacing:.06em;text-decoration:none;border-bottom:1px solid var(--line2);padding-bottom:.2rem;word-break:break-all}
.mail:hover{border-color:var(--steel)}

/* footer */
.footer{border-top:1px solid var(--line);padding:2.2rem 0;color:var(--dim);font-size:.9rem}
.footer-inner{display:flex;flex-direction:column;gap:.4rem}
.footer p{margin:0}
.footer a{color:var(--muted)}
@media (min-width:760px){.footer-inner{flex-direction:row;justify-content:space-between}}
.hero h1{max-width:8.6em}
.hero .eyebrow,.hero h1,.hero .tagline{text-shadow:0 1px 18px rgba(0,0,0,.85)}

/* format selector */
.formats{max-width:38rem}
.format-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
@media (min-width:560px){.format-list{grid-template-columns:repeat(3,1fr)}}
.format{display:flex;flex-direction:column;height:100%;padding:1rem 1.1rem 1.05rem;border:1px solid var(--line2);background:rgba(16,21,28,.6);text-decoration:none;color:var(--text);transition:border-color .2s,background .2s,transform .2s}
.format:hover{border-color:var(--steel);background:rgba(238,242,245,.05)}
.format-main{border-color:var(--steel)}
.format-name{font-family:var(--sans);font-size:.74rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--steel-hi)}
.format-price{font-family:var(--sans);font-weight:300;font-size:1.9rem;letter-spacing:.02em;color:var(--steel-hi);margin:.35rem 0 .2rem;line-height:1.1}
.format-meta{font-family:var(--mono);font-size:.66rem;letter-spacing:.06em;color:var(--dim);line-height:1.45}
.format-cta{margin-top:auto;padding-top:.9rem;font-family:var(--sans);font-size:.68rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.format:hover .format-cta,.format-main .format-cta{color:var(--steel-hi)}
.format-note{font-size:.85rem;color:var(--dim);margin:.9rem 0 0;font-style:italic}
.nw{white-space:nowrap}