/* app.css — chrome (topbar/nav/footer/subscribe) + home layout */

/* document scrolls naturally (more robust than an inner overflow container) */
html { scroll-behavior: smooth; overflow-x: hidden; }
.scroller { width: 100%; }

/* theme-aware wordmark */
[data-theme="dark"] .wm-light { display: none; }
[data-theme="light"] .wm-dark { display: none; }
.wordmark img { display: block; image-rendering: auto; }

/* ---------- top utility bar ---------- */
.topbar {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
}
.topbar-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
}
.topbar .status { flex: 1; min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.topbar .status b { letter-spacing: 0; }
.topbar-right { display: flex; align-items: center; gap: 14px; flex: none; white-space: nowrap; }
.topbar-right .mono { white-space: nowrap; }
.dotsep { width: 4px; height: 4px; background: var(--line-strong); border-radius: 50%; }

/* theme toggle */
.themetoggle { background: none; border: 0; padding: 0; cursor: pointer; color: var(--ink); }
.tt-track {
  width: 42px; height: 22px; border: 1px solid var(--line-strong);
  display: inline-flex; align-items: center; padding: 2px;
  transition: border-color .2s var(--ease);
}
[data-theme="dark"] .tt-track { justify-content: flex-end; }
[data-theme="light"] .tt-track { justify-content: flex-start; }
.tt-knob {
  width: 16px; height: 16px; background: var(--accent); color: #fff;
  display: grid; place-items: center;
}
.themetoggle:hover .tt-track { border-color: var(--ink); }

/* ---------- masthead ---------- */
.masthead {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: box-shadow .25s var(--ease);
}
.masthead.is-scrolled { box-shadow: 0 1px 0 var(--line), 0 14px 30px -22px rgba(0,0,0,.6); }
.masthead-in {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  height: 64px; gap: 16px;
}
.masthead-in .search { justify-self: start; }
.masthead-in .wordmark { justify-self: center; }
.masthead-in .header-sub { justify-self: end; padding: 9px 16px; }
.iconbtn {
  width: 38px; height: 38px; display: grid; place-items: center;
  background: none; border: 1px solid transparent; color: var(--ink); cursor: pointer;
  transition: border-color .18s var(--ease), color .18s;
}
.iconbtn:hover { border-color: var(--line-strong); color: var(--accent); }

.nav { display: flex; gap: clamp(14px, 2.6vw, 36px); align-items: center; height: 50px; }
.navlink {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: .13em;
  text-transform: uppercase; color: var(--ink-dim); position: relative;
  transition: color .16s var(--ease); padding: 4px 0;
}
.navlink:hover { color: var(--ink); }
.navlink.active { color: var(--ink); }
.navlink.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--accent);
}
.navlink .ext { color: var(--ink-faint); margin-left: 3px; }

/* ---------- page chrome spacing ---------- */
.page { padding: clamp(40px, 7vw, 92px) 0 0; }

/* ============================================================
   HOME
   ============================================================ */

/* hero */
.hero { position: relative; padding-bottom: clamp(40px, 6vw, 72px); }
.hero-kick { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.hero-kick .latest { font-family: var(--font-mono); font-size: 13px; letter-spacing: .2em; color: var(--accent); }
.hero-kick .date { font-family: var(--font-mono); font-size: 13px; letter-spacing: .14em; color: var(--ink-dim); }

.hero-title {
  font-family: var(--font-display);
  font-size: var(--hero-size, clamp(46px, 8.5vw, 116px));
  line-height: .9; letter-spacing: .004em; margin: 0;
  text-wrap: balance; max-width: 14ch;
}
.hero-title .issue { display: inline-block; margin-left: .25em; }
.hero-watermark {
  position: absolute; right: -2%; top: -6%;
  font-family: var(--font-display); font-size: clamp(180px, 34vw, 520px);
  line-height: 1; color: var(--ink); opacity: .035; pointer-events: none; user-select: none;
  z-index: -1; letter-spacing: -.04em;
}
.hero-sub {
  font-size: clamp(18px, 2vw, 23px); line-height: 1.5; color: var(--ink-dim);
  max-width: 58ch; margin: 26px 0 0;
}
.hero-sub strong { color: var(--ink); font-weight: 600; }
.hero-meta { display: flex; align-items: center; gap: 18px; margin-top: 28px; flex-wrap: wrap; }
.tagrow { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em;
  padding: 4px 9px; border: 1px solid var(--line); color: var(--ink-dim);
  transition: all .15s var(--ease);
}
.tag:hover { border-color: var(--accent); color: var(--accent); }
.hero-read { font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; color: var(--ink-faint); }
.hero-cta { margin-top: 30px; }

/* home body grid */
.home-grid {
  display: grid; grid-template-columns: minmax(0,1.7fr) minmax(280px, .9fr);
  gap: clamp(36px, 6vw, 84px); padding-top: clamp(28px, 4vw, 52px);
}
.home-grid.layout-stacked { grid-template-columns: 1fr; max-width: 880px; margin: 0 auto; }
.home-grid.layout-stacked .home-side { display: none; }

/* feed items */
.feed { display: flex; flex-direction: column; }
.feed-item {
  padding: clamp(26px, 3vw, 38px) 0;
  border-top: 1px solid var(--line);
  display: grid; grid-template-columns: auto 1fr; gap: clamp(18px, 3vw, 40px);
  cursor: pointer;
}
.feed-item:first-child { border-top: 0; padding-top: 0; }
.feed-num {
  font-family: var(--font-mono); font-size: 13px; letter-spacing: .1em;
  color: var(--ink-faint); padding-top: 8px;
}
.feed-body { min-width: 0; }
.feed-series { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.feed-series .s {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; color: var(--accent);
}
.feed-title {
  font-family: var(--font-sans); font-weight: 600; font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.08; letter-spacing: -.01em; transition: color .16s var(--ease);
}
.feed-item:hover .feed-title { color: var(--accent); }
.feed-title .issue { font-size: .42em; }
.feed-excerpt { color: var(--ink-dim); font-size: 16px; line-height: 1.55; margin: 12px 0 0; max-width: 62ch; }
.feed-foot { display: flex; align-items: center; gap: 14px; margin-top: 16px; }
.feed-foot .d { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .1em; color: var(--accent); }
.feed-foot .r { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .1em; color: var(--ink-faint); }
.feed-foot .arrow { margin-left: auto; color: var(--ink-faint); transition: transform .2s var(--ease), color .2s; }
.feed-item:hover .feed-foot .arrow { color: var(--accent); transform: translateX(4px); }

/* sidebar */
.home-side { display: flex; flex-direction: column; gap: 38px; align-self: start; position: sticky; top: 130px; }
.side-block .side-h { margin-bottom: 16px; }

.aboutcard { display: flex; flex-direction: column; gap: 14px; }
.aboutcard .ac-top { display: flex; gap: 14px; align-items: flex-start; }
.aboutcard .ac-logo {
  width: 56px; height: 56px; flex: none; background: var(--bg); display: grid; place-items: center;
  border: 1px solid var(--line); position: relative;
}
.aboutcard .ac-logo img { width: 40px; }
.aboutcard .ac-name { font-family: var(--font-sans); font-weight: 700; font-size: 19px; }
.aboutcard .ac-tag { color: var(--ink-dim); font-size: 14.5px; line-height: 1.5; margin-top: 2px; }
.aboutcard .ac-note { color: var(--ink); font-size: 15px; line-height: 1.5; }

/* featured */
.feat-item { display: block; padding: 18px 0; border-top: 1px solid var(--line); cursor: pointer; }
.feat-item:first-of-type { border-top: 0; }
.feat-title { font-family: var(--font-sans); font-weight: 600; font-size: 19px; line-height: 1.2; transition: color .15s; }
.feat-item:hover .feat-title { color: var(--accent); }
.feat-title .issue { font-size: .55em; }
.feat-ex { color: var(--ink-dim); font-size: 14px; line-height: 1.5; margin: 8px 0 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.feat-foot { margin-top: 10px; }
.feat-foot .d { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; color: var(--accent); }
.feat-foot .r { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; color: var(--ink-faint); margin-left: 10px; }

/* series rail (home bottom) */
.series-rail { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.series-card {
  position: relative; padding: 28px; border: 1px solid var(--line); background: var(--bg-elev);
  cursor: pointer; transition: border-color .2s var(--ease), transform .2s var(--ease);
  overflow: hidden; display: flex; flex-direction: column;
}
.series-card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.series-card .sc-n { font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; color: var(--accent); position: relative; z-index: 1; }
.series-card .sc-name { font-family: var(--font-display); font-size: clamp(24px, 2.6vw, 34px); margin: 14px 0 12px; line-height: 1; position: relative; z-index: 1; }
.series-card .sc-blurb { color: var(--ink-dim); font-size: 15px; line-height: 1.5; max-width: 40ch; position: relative; z-index: 1; }
.series-card .sc-count { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; color: var(--ink-faint); margin-top: auto; padding-top: 18px; position: relative; z-index: 1; }

/* floating pill */
.pill {
  position: fixed; right: 24px; bottom: 24px; z-index: 60;
  background: var(--accent); color: #fff; border: 0; cursor: pointer;
  font-family: var(--font-mono); font-size: 13px; letter-spacing: .1em; text-transform: uppercase;
  padding: 13px 20px; display: inline-flex; align-items: center; gap: 9px;
  box-shadow: 0 16px 40px -12px rgba(255,56,83,.55);
  transition: transform .2s var(--ease), box-shadow .2s;
}
.pill:hover { transform: translateY(-2px); box-shadow: 0 22px 48px -12px rgba(255,56,83,.7); }
.pill-plus { font-size: 17px; line-height: 0; }

/* ---------- subscribe inline ---------- */
.sub-inline { position: relative; background: var(--bg-elev); border: 1px solid var(--line); }
.sub-row { display: flex; align-items: center; }
.sub-ico { padding: 0 10px 0 14px; color: var(--ink-faint); display: grid; place-items: center; }
.sub-inline input {
  flex: 1; min-width: 0; background: none; border: 0; color: var(--ink);
  font-family: var(--font-sans); font-size: 15px; padding: 14px 8px; outline: none;
}
.sub-inline input::placeholder { color: var(--ink-faint); }
.sub-go {
  background: none; border: 0; border-left: 1px solid var(--line); color: var(--accent);
  padding: 14px 16px; cursor: pointer; font-size: 12px; transition: background .15s, color .15s;
}
.sub-go:hover, .sub-go.ok { background: var(--accent); color: #fff; }
.sub-done { padding: 18px; }
.sub-done p { margin: 8px 0 0; color: var(--ink-dim); font-size: 14px; line-height: 1.5; }

/* ---------- subscribe block ---------- */
.sub-block { position: relative; border: 1px solid var(--line-strong); background: var(--bg-elev); padding: clamp(28px, 4vw, 52px); margin: clamp(40px,6vw,72px) 0; }
.sub-block-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
.sub-block-title { font-family: var(--font-display); font-size: clamp(28px, 3.6vw, 46px); line-height: .98; margin: 14px 0 0; max-width: 18ch; }
.sub-block-note { color: var(--ink-dim); font-size: 15px; line-height: 1.55; margin: 14px 0 0; max-width: 48ch; }
.sub-block-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.sub-block-form input {
  flex: 1; min-width: 200px; background: var(--bg); border: 1px solid var(--line-strong);
  color: var(--ink); font-family: var(--font-sans); font-size: 16px; padding: 14px 16px; outline: none;
}
.sub-block-form input:focus { border-color: var(--accent); }
.sub-fine { flex-basis: 100%; font-size: 10.5px; color: var(--ink-faint); letter-spacing: .1em; }

/* ---------- footer ---------- */
.foot { margin-top: clamp(48px, 8vw, 120px); padding-bottom: 40px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; padding: 18px 0 40px; }
.foot-brand p { color: var(--ink-dim); max-width: 38ch; margin: 16px 0 0; line-height: 1.5; }
.foot-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.foot-h { margin-bottom: 14px; color: var(--ink-faint); }
.foot-cols a { display: block; padding: 5px 0; color: var(--ink); width: max-content; }
.foot-base { display: flex; justify-content: space-between; gap: 16px; padding-top: 22px; border-top: 1px solid var(--line); flex-wrap: wrap; font-size: 11px; color: var(--ink-faint); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .home-grid { grid-template-columns: 1fr; }
  .home-side { position: static; flex-direction: column; }
  .sub-block-grid { grid-template-columns: 1fr; }
  .series-rail { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .topbar .status { font-size: 10.5px; }
  .nav { overflow-x: auto; -ms-overflow-style: none; scrollbar-width: none; }
  .nav::-webkit-scrollbar { display: none; }
}
@media (max-width: 620px) {
  .masthead-in { grid-template-columns: auto 1fr auto; }
  .header-sub { display: none; }
  .topbar .status { max-width: 60vw; }
  .feed-item { grid-template-columns: 1fr; gap: 6px; }
  .feed-num { display: none; }
}