/* The Indus — public site styles */
:root {
  --navy: #172F4B; --ink: #0F2340; --river: #4A7DB0; --sky: #7FAEDB; --gold: #C4A055; --cream: #F7F5F2;
  --serif: "Literata", Georgia, serif;
  --display: "Gloock", "Literata", Georgia, serif;
  --sans: "Hanken Grotesk", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --gut: clamp(16px, 4vw, 48px);
  --max: 1320px;
  --bg: var(--ink); --fg: var(--cream); --muted: rgba(247,245,242,.65); --line: rgba(247,245,242,.18); --card: var(--navy);
}
.theme-light { --bg: var(--cream); --fg: var(--ink); --muted: rgba(15,35,64,.62); --line: rgba(15,35,64,.15); --card: #fff; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 400 17px/1.6 var(--sans); overflow-x: hidden; }
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 400; line-height: 1.1; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--gold); color: var(--ink); padding: 8px 14px; border-radius: 4px; }
.skip:focus { top: 12px; }
.wrap { max-width: var(--max); margin-inline: auto; padding-inline: var(--gut); }
.center { text-align: center; }
.mono { font-family: var(--mono); font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; }
.kicker { color: var(--gold); margin-bottom: .8em; }
.star { color: var(--gold); }

.btn { display: inline-block; border: 1px solid currentColor; border-radius: 999px; padding: .7em 1.6em; font: 500 .8rem var(--mono); letter-spacing: .08em; text-transform: uppercase; cursor: pointer; background: none; transition: background .2s, color .2s; }
.btn:hover { background: var(--fg); color: var(--bg); }
.btn-small { padding: .5em 1.2em; font-size: .72rem; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in, .no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .marquee-track { animation: none !important; } }

/* Header */
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 20px var(--gut); max-width: var(--max); margin-inline: auto; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo img { width: 44px; height: 44px; }
.logo-word { font: 1.5rem/1 var(--display); }
.logo-word span { display: block; font: .62rem/1.2 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: var(--gold); }
.nav { display: flex; align-items: center; gap: 18px; font: .8rem var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.nav a:hover, .nav a[aria-current] { color: var(--gold); }
.dot { width: 4px; height: 4px; border-radius: 50%; background: var(--gold); }
.menu-btn, .menu-close { background: none; border: 0; cursor: pointer; padding: 8px; }
.grid-icon { display: grid; grid-template-columns: repeat(3, 6px); gap: 4px; }
.grid-icon i { width: 6px; height: 6px; background: currentColor; border-radius: 1px; transition: background .2s; }
.menu-btn:hover .grid-icon i:nth-child(odd) { background: var(--gold); }
@media (max-width: 760px) { .nav { display: none; } }

/* Menu overlay */
.menu { position: fixed; inset: 0; z-index: 50; background: var(--ink); color: var(--cream); overflow-y: auto; }
.menu[hidden] { display: none; }
.menu-inner { max-width: var(--max); margin-inline: auto; padding: 20px var(--gut) 60px; }
.menu-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 48px; }
.menu-close { position: relative; width: 40px; height: 40px; }
.menu-close span { position: absolute; left: 8px; right: 8px; top: 50%; height: 2px; background: currentColor; transform: rotate(45deg); }
.menu-close span + span { transform: rotate(-45deg); }
.menu-cols { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; }
.menu-main { list-style: none; margin: 0; padding: 0; }
.menu-main a { font: clamp(2.2rem, 6vw, 4.5rem)/1.15 var(--display); }
.menu-main a:hover { color: var(--gold); }
.menu-issues { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 32px; }
.menu-issues li { break-inside: avoid; padding: 8px 0; border-bottom: 1px solid rgba(247,245,242,.12); }
.menu-issues a:hover { color: var(--gold); }
.menu-issues .mono { color: var(--sky); margin-right: 6px; }
@media (max-width: 760px) { .menu-cols { grid-template-columns: 1fr; } .menu-issues { columns: 1; } }

/* Issue head (outline + solid) */
.issue-head { font: clamp(1.8rem, 4vw, 3rem)/1 var(--display); margin: 0 0 16px; }
.outline { color: transparent; -webkit-text-stroke: 1px currentColor; }
.issue-head .solid, .ih .solid { color: var(--gold); }

/* Hero */
.hero { max-width: var(--max); margin: 0 auto; padding: 24px var(--gut) 64px; }
.hero-issue { font-size: clamp(3rem, 10vw, 8rem); }
.hero-img { border-radius: 12px; overflow: hidden; aspect-ratio: 16/9; }
.hero-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s ease; }
.hero-link:hover .hero-img img { transform: scale(1.03); }
.hero-text { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; margin-top: 32px; }
.hero-title { font: clamp(2.2rem, 5vw, 4rem)/1.05 var(--display); margin-bottom: 16px; }
.hero-deck { font: 1.2rem/1.5 var(--serif); color: var(--muted); }
@media (max-width: 760px) { .hero-text { grid-template-columns: 1fr; gap: 16px; } }

/* Marquee */
.marquee { overflow: hidden; border-block: 1px solid var(--line); padding: 14px 0; }
.marquee-track { display: flex; gap: 28px; width: max-content; animation: marquee 40s linear infinite; font: 1.6rem var(--display); white-space: nowrap; align-items: center; }
.marquee.reverse .marquee-track { animation-direction: reverse; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Section heads */
.section-head { display: flex; align-items: center; gap: 14px; margin: 72px 0 32px; }
.section-head h2 { font: clamp(1.8rem, 3.5vw, 2.6rem) var(--display); }
.corner { width: 18px; height: 18px; border-left: 2px solid var(--gold); border-top: 2px solid var(--gold); }

/* Cards */
.grid-3, .grid-2 { display: grid; gap: 40px 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); margin-top: 48px; }
@media (max-width: 960px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card-link { display: block; }
.card .issue-head { font-size: 1.6rem; }
.card-l .issue-head { font-size: 2.2rem; }
.card-img { border-radius: 10px; overflow: hidden; aspect-ratio: 4/3; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.card-link:hover .card-img img { transform: scale(1.05); }
.card-body { padding-top: 18px; }
.card-title { font: 1.5rem/1.15 var(--display); margin-bottom: 10px; }
.card-l .card-title { font-size: 2rem; }
.card-link:hover .card-title { color: var(--gold); }
.card-deck { color: var(--muted); font: 1rem/1.5 var(--serif); }
.meta-line { display: flex; flex-wrap: wrap; gap: 10px; font: .72rem var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.vol { color: var(--sky); }
.theme-light .vol { color: var(--river); }
.author { display: flex; align-items: center; gap: 10px; font-size: .9rem; margin: 0; }
.avatar { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--gold); color: var(--ink); font: 500 .72rem var(--mono); flex: none; }

/* Series */
.series { padding-block: 72px; }
.series-frame { text-align: center; border: 1px solid var(--line); border-radius: 16px; padding: 40px 24px; margin-bottom: 40px; }
.series-name { font: clamp(3rem, 10vw, 7rem)/1 var(--display); }
.series-name i { color: var(--gold); font-style: normal; margin: 0 .1em; }
.series-name span:last-child { color: transparent; -webkit-text-stroke: 1px var(--fg); }
.series-blurb { max-width: 560px; margin: 16px auto 0; color: var(--muted); }
.series .center { margin-top: 40px; }

/* Newsletter banner */
.news-banner { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-block: 40px; }
.nb-art { border-radius: 14px 0 0 14px; overflow: hidden; background: var(--navy); }
.nb-art img { width: 100%; height: 100%; object-fit: cover; }
.nb-panel { background: var(--gold); color: var(--ink); padding: clamp(28px, 5vw, 60px); border-radius: 0 14px 14px 0; }
.nb-panel .kicker { color: var(--ink); }
.nb-panel h2 { font: clamp(1.8rem, 3.5vw, 2.8rem) var(--display); margin-bottom: 14px; }
@media (max-width: 760px) { .news-banner { grid-template-columns: 1fr; } .nb-art { border-radius: 14px 14px 0 0; aspect-ratio: 16/9; } .nb-panel { border-radius: 0 0 14px 14px; } }

/* Subscribe form */
.sub-form { position: relative; display: flex; flex-wrap: wrap; border-bottom: 1px solid currentColor; max-width: 460px; margin-top: 18px; }
.sub-form input[type=email] { flex: 1; min-width: 0; background: none; border: 0; padding: 12px 0; outline: none; }
.sub-form input::placeholder { color: inherit; opacity: .6; }
.sub-form button { background: none; border: 0; cursor: pointer; padding: 8px; transition: transform .2s; }
.sub-form button:hover { transform: translateX(4px); }
.sub-msg { position: absolute; top: 100%; left: 0; margin: 8px 0 0; font-size: .85rem; }
.sub-msg.ok { color: inherit; font-weight: 600; }
.sub-msg.err { color: #E07A5F; }
.nb-panel .sub-msg.err { color: #8A1C1C; }

/* Discover */
.featured { display: block; }
.featured .card-link { display: grid; grid-template-columns: 1fr 1.3fr; gap: 40px; align-items: center; }
.featured .card-title { font-size: clamp(2rem, 4vw, 3rem); }
@media (max-width: 760px) { .featured .card-link { grid-template-columns: 1fr; } .featured-media { order: -1; } }
.more { padding-bottom: 96px; }

/* Footer */
.site-footer { background: var(--navy); color: var(--cream); padding: 64px var(--gut) 24px; }
.footer-grid { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.4fr; gap: 40px; }
.f-brand p { color: rgba(247,245,242,.7); margin-top: 18px; max-width: 320px; }
.f-mail { font: 1.2rem var(--display); }
.f-mail:hover, .f-links a:hover, .f-social a:hover { color: var(--gold); }
.f-social { display: flex; gap: 14px; margin-top: 16px; }
.f-links { list-style: none; margin: 0; padding: 0; line-height: 2; }
.f-bottom { max-width: var(--max); margin: 56px auto 0; padding-top: 20px; border-top: 1px solid rgba(247,245,242,.15); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font: .72rem var(--mono); text-transform: uppercase; letter-spacing: .06em; color: rgba(247,245,242,.6); }
@media (max-width: 960px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }

/* Story */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 40; }
.progress span { display: block; height: 100%; width: 0; background: var(--gold); }
.story-header { position: sticky; top: 0; z-index: 30; background: var(--bg); border-bottom: 1px solid var(--line); max-width: none; padding-block: 12px; }
.story-issue { margin: 0; display: flex; align-items: center; gap: 10px; }
.story-issue .ih { font: 1.4rem var(--display); }
@media (max-width: 560px) { .story-issue .mono { display: none; } .logo-word { display: none; } }
.story-hero { max-width: 980px; margin: 0 auto; padding: 56px var(--gut) 0; text-align: center; }
.story-title { font: clamp(2.6rem, 7vw, 5.2rem)/1.02 var(--display); }
.story-deck { font: clamp(1.15rem, 2vw, 1.45rem)/1.5 var(--serif); color: var(--muted); max-width: 720px; margin: 22px auto 40px; }
.story-art { border-radius: 14px; overflow: hidden; aspect-ratio: 16/9; }
.story-art img { width: 100%; height: 100%; object-fit: cover; }
.story-layout { max-width: var(--max); margin: 0 auto; padding: 64px var(--gut); display: grid; grid-template-columns: 220px minmax(0, 680px) 240px; gap: 48px; justify-content: center; }
.story-meta { position: sticky; top: 90px; align-self: start; font-size: .92rem; }
.story-meta dl { margin: 0 0 20px; }
.story-meta dt { color: var(--accent); margin-top: 16px; }
.story-meta dd { margin: 4px 0 0; }
.story-meta dd .mono { color: var(--muted); font-size: .66rem; }
.float-sub { position: sticky; top: 90px; align-self: start; }
.float-card { background: var(--tint); border-radius: 12px; padding: 22px; font-size: .95rem; }
.float-card .kicker { color: var(--ink); }
@media (max-width: 1100px) { .story-layout { grid-template-columns: 200px minmax(0, 1fr); } .float-sub { grid-column: 1 / -1; position: static; } }
@media (max-width: 760px) { .story-layout { grid-template-columns: 1fr; gap: 32px; padding-top: 40px; } .story-meta { position: static; } }

.story-body { font: 1.15rem/1.75 var(--serif); }
.story-body p { margin-bottom: 1.3em; }
.story-body a { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 3px; }
.story-body sup a { text-decoration: none; color: var(--accent); font: 600 .7rem var(--mono); padding-left: 2px; }
.lead { font-size: 1.35rem; line-height: 1.6; }
.dropcap::first-letter { float: left; font: 5.2rem/.8 var(--display); color: var(--accent); padding: 6px 10px 0 0; }
.sc { font-variant: small-caps; letter-spacing: .05em; font-weight: 600; }
.ornament { display: flex; justify-content: center; align-items: center; gap: 16px; margin: 56px 0 24px; }
.ornament::before, .ornament::after { content: ""; height: 1px; width: 80px; background: var(--line); }
.sec-head { font: clamp(1.6rem, 3vw, 2.2rem) var(--display); text-align: center; margin-bottom: 28px; }
blockquote { margin: 48px 0; padding: 8px 0 8px 28px; border-left: 3px solid var(--accent); }
blockquote p { font: italic clamp(1.4rem, 2.6vw, 1.9rem)/1.35 var(--serif); margin-bottom: .5em; }
blockquote cite { font-style: normal; color: var(--muted); }
.promo { background: var(--tint); border-radius: 14px; padding: 32px; margin: 48px 0; font-family: var(--sans); }
.promo h3 { font: 1.7rem var(--display); margin-bottom: 10px; }
.promo .btn:hover { background: var(--ink); color: var(--cream); }
figure { margin: 40px 0; } figcaption { font: .8rem var(--mono); color: var(--muted); margin-top: 8px; }
.footnotes { border-top: 1px solid var(--line); margin-top: 56px; padding-top: 24px; font: .92rem/1.6 var(--sans); }
.footnotes ol { padding-left: 1.2em; }
.footnotes li { margin-bottom: 10px; }
.footnotes li:target { background: var(--tint); border-radius: 4px; }
.footnotes a { text-decoration: none; color: var(--accent); }
.bio { display: flex; gap: 16px; align-items: flex-start; border-top: 1px solid var(--line); margin-top: 32px; padding-top: 24px; font: .95rem/1.6 var(--sans); }
.bio .avatar { width: 52px; height: 52px; font-size: .9rem; }
.bio .kicker { color: var(--accent); margin-bottom: 4px; }
.read-next { padding-bottom: 96px; }
.theme-light .kicker { color: var(--river); }
.theme-light .issue-head .solid, .theme-light .ih .solid { color: var(--accent, var(--gold)); }

/* About */
.about-hero { position: relative; padding-block: 40px; }
.big-mark { font: clamp(10rem, 38vw, 30rem)/.85 var(--display); margin: 0; color: transparent; -webkit-text-stroke: 1px var(--gold); text-align: center; }
.about-labels { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 20px; margin-top: 24px; }
.about-label { font: .8rem var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.about-label b { display: block; font: 3rem var(--display); color: var(--gold); letter-spacing: 0; }
.mission { max-width: 820px; padding-block: 72px; text-align: center; }
.mission h1 { font: clamp(2.4rem, 6vw, 4.2rem) var(--display); margin: 12px 0 24px; }
.mission .lead { font-family: var(--serif); }
.prose { text-align: left; font: 1.1rem/1.75 var(--serif); color: var(--muted); }
.about-more { padding-bottom: 96px; }
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; border-top: 1px solid var(--line); padding-top: 40px; }
.cols-3 .num { color: var(--gold); }
.cols-3 h3 { font: 1.6rem var(--display); margin-bottom: 10px; }
.cols-3 p:last-child { color: var(--muted); }
@media (max-width: 760px) { .cols-3 { grid-template-columns: 1fr; } }

/* Page intros (blog, subscribe, 404) */
.page-intro, .sub-hero, .not-found { padding-block: 64px 48px; }
.page-title { font: clamp(2.6rem, 7vw, 5.4rem)/1.02 var(--display); margin-bottom: 18px; }
.page-sub { font: 1.2rem/1.5 var(--serif); color: var(--muted); max-width: 640px; }
.blog .center { padding-block: 64px 96px; }
.sub-hero { text-align: center; } .sub-hero .page-sub, .sub-hero .sub-form { margin-inline: auto; }
.mosaic { padding-bottom: 96px; }
.mosaic .marquee { border: 0; padding: 8px 0; }
.mosaic .marquee-track { gap: 16px; animation-duration: 60s; }
.tile { width: clamp(180px, 22vw, 280px); aspect-ratio: 4/3; border-radius: 10px; overflow: hidden; flex: none; }
.tile img { width: 100%; height: 100%; object-fit: cover; }
.not-found { min-height: 60vh; }
.not-found .issue-head { font-size: clamp(3rem, 12vw, 9rem); }