/* ==========================================================================
   Tensor Daily — landing page styles
   Sharp edges only: no border-radius anywhere, except the newsletter page's sign-up form and social links.
   ========================================================================== */

:root {
  --ink: #0a0a0a;
  --ink-2: #3a3a3a;
  --ink-3: #6b6b6b;
  --line: #e2e2e2;
  --line-strong: var(--ink);
  --paper: #ffffff;
  --paper-2: #f4f4f2;
  --accent: #2f2bff;
  --accent-ink: #ffffff;
  --signal: #ff2d3d;
  --lime: #c8ff2e;
  --on-ink-muted: #a9a9a9;
  --on-ink-line: rgba(255, 255, 255, 0.25);
  --grid-on-ink: rgba(255, 255, 255, 0.06);

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Newsreader", Georgia, serif;
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  --gutter: 40px;
  --max: 1440px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  border-radius: 0 !important;
}

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-display);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.event :focus-visible, .signup :focus-visible, .popular :focus-visible { outline-color: var(--lime); }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---- shared type --------------------------------------------------------- */

.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.kicker.is-red { color: var(--signal); }

.headline {
  font-family: var(--font-display);
  font-stretch: 75%;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.02;
  margin: 0;
}

.headline a { background-image: linear-gradient(var(--accent), var(--accent)); background-size: 0 2px; background-repeat: no-repeat; background-position: 0 100%; transition: background-size .25s ease; }
.headline a:hover { background-size: 100% 2px; }

.byline {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.timestamp {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.section-tab {
  display: flex;
  align-items: flex-end;
  border-top: 3px solid var(--line-strong);
  margin-bottom: 28px;
}

.section-tab span {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 8px 16px;
}

.section-tab a {
  margin-left: auto;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-tab a:hover { color: var(--accent); }

/* ---- header -------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line-strong);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 36px;
  height: 76px;
}

.menu-btn {
  width: 24px;
  height: 16px;
  padding: 0;
  border: 0;
  background: none;
  display: grid;
  align-content: space-between;
}

.menu-btn span { display: block; height: 2px; background: var(--ink); }

.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3em;
  font-family: var(--font-display);
  font-size: 30px;
  font-stretch: 108%;
  line-height: 1;
  color: var(--ink);
  white-space: nowrap;
}

.logo .t { font-weight: 900; letter-spacing: -0.01em; }
.logo .n { font-weight: 400; }
/* The matrix O: a 2x2 grid exactly one cap height (0.7em in Archivo), sitting on the baseline. */
.logo .o { width: 0.7em; height: 0.7em; margin: 0 0.05em; fill: currentColor; vertical-align: baseline; }
.logo .o .lit { fill: var(--accent); }
.nav {
  display: flex;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nav a { position: relative; padding: 6px 0; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--accent); transition: right .2s ease; }
.nav a:hover::after, .nav a.is-active::after { right: 0; }

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.icon-btn { width: 20px; height: 20px; border: 0; padding: 0; background: none; color: var(--ink); }
.icon-btn svg { width: 100%; height: 100%; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 11px 18px;
  transition: background .15s, color .15s, border-color .15s;
}

.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.is-ghost { background: transparent; color: var(--ink); }
.btn.is-ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn.is-accent { background: var(--accent); border-color: var(--accent); }
.btn.is-accent:hover { background: var(--ink); border-color: var(--ink); }

/* ---- event band ---------------------------------------------------------- */

.event {
  background: var(--ink);
  color: var(--paper);
  margin-top: 40px;
  background-image:
    linear-gradient(var(--grid-on-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-on-ink) 1px, transparent 1px);
  background-size: 32px 32px;
}

.event .wrap {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 40px;
  padding-top: 30px;
  padding-bottom: 30px;
}

.event-name { font-weight: 900; font-size: 30px; letter-spacing: -0.02em; line-height: 1; }
.event-name small { display: block; font-family: var(--font-mono); font-weight: 400; font-size: 12px; letter-spacing: 0.14em; color: var(--on-ink-muted); margin-top: 10px; text-transform: uppercase; }
.event-name em { font-style: normal; color: var(--lime); }

.countdown { display: flex; gap: 8px; }
.countdown div { min-width: 92px; border: 1px solid var(--on-ink-line); padding: 12px 10px 10px; text-align: center; background: var(--ink); }
.countdown b { display: block; font-family: var(--font-mono); font-size: 36px; font-weight: 700; line-height: 1; }
.countdown span { display: block; margin-top: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--on-ink-muted); }

.event .cta { justify-self: end; text-align: right; }
.event .cta .btn { background: transparent; border-color: var(--paper); color: var(--paper); }
.event .cta .btn:hover { background: var(--lime); border-color: var(--lime); color: var(--ink); }
.event .cta p { margin: 10px 0 0; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-ink-muted); }

/* ---- generated "art" thumbnails (placeholders for real imagery) --------- */

.art { position: relative; overflow: hidden; background: var(--ink); aspect-ratio: 1 / 1; }
.art::after { content: attr(data-label); position: absolute; left: 10px; bottom: 8px; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; color: var(--paper); text-transform: uppercase; }

.art-grid {
  background:
    linear-gradient(var(--accent), var(--accent)) 62% 38% / 22% 22% no-repeat,
    linear-gradient(var(--on-ink-line) 1px, transparent 1px) 0 0 / 14px 14px,
    linear-gradient(90deg, var(--on-ink-line) 1px, transparent 1px) 0 0 / 14px 14px,
    var(--ink);
}

.art-halftone {
  background:
    radial-gradient(circle at 50% 50%, var(--ink) 34%, transparent 35%) 0 0 / 9px 9px,
    var(--signal);
}

.art-rings {
  background:
    repeating-linear-gradient(0deg, transparent 0 10px, var(--paper) 10px 11px),
    var(--accent);
  -webkit-mask: none;
}
.art-rings::before { content: ""; position: absolute; inset: 22%; background: var(--lime); box-shadow: 0 0 0 10px var(--accent), 0 0 0 11px var(--paper), 0 0 0 22px var(--accent), 0 0 0 23px var(--paper); }

.art-stripes {
  background:
    repeating-linear-gradient(-45deg, var(--lime) 0 6px, var(--ink) 6px 18px);
}
.art-stripes::before { content: ""; position: absolute; inset: 30% 15%; background: var(--paper); border: 3px solid var(--ink); }

.art-bars {
  background:
    linear-gradient(90deg, var(--paper) 0 8%, transparent 8% 12%, var(--paper) 12% 14%, transparent 14% 22%, var(--paper) 22% 30%, transparent 30% 33%, var(--paper) 33% 35%, transparent 35% 44%, var(--paper) 44% 52%, transparent 52% 56%, var(--paper) 56% 57%, transparent 57% 66%, var(--paper) 66% 74%, transparent 74% 77%, var(--paper) 77% 82%, transparent 82% 90%, var(--paper) 90% 92%, transparent 92%) center / 100% 40% no-repeat,
    var(--ink);
}

.art-dots {
  background:
    radial-gradient(circle, var(--accent) 2px, transparent 2.5px) 0 0 / 16px 16px,
    var(--paper-2);
}
.art-dots::after { color: var(--ink-2); }

.art-split {
  background:
    linear-gradient(90deg, var(--ink) 50%, var(--paper) 50%);
}
.art-split::before { content: ""; position: absolute; inset: 25%; background: linear-gradient(90deg, var(--lime) 50%, var(--accent) 50%); }

.art-scan {
  background:
    repeating-linear-gradient(0deg, var(--lime) 0 2px, transparent 2px 6px),
    var(--ink);
}

/* ---- top grid: picks / hero / trending ---------------------------------- */

.top {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr) 340px;
  gap: 0;
  margin-top: 48px;
}

.top > * { min-width: 0; }

.picks { padding-right: 32px; border-right: 1px solid var(--line); }
.trending { padding-left: 32px; border-left: 1px solid var(--line); }
.hero { padding: 0 40px; }

.pick {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 18px;
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.pick:last-child { border-bottom: 0; margin-bottom: 0; }
.pick .art { width: 112px; }
.pick .headline { font-size: 24px; margin: 8px 0 12px; }

.hero { text-align: center; }
.hero .kicker { display: inline-block; margin-top: 4px; }
.hero .headline { font-size: clamp(44px, 5vw, 78px); line-height: .96; margin: 18px auto 22px; max-width: 14ch; }
.hero .deck { font-family: var(--font-body); font-size: 20px; line-height: 1.5; color: var(--ink-2); max-width: 46ch; margin: 0 auto 36px; }

.hero-art {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background:
    radial-gradient(circle, var(--ink) 1.6px, transparent 2px) 0 0 / 7px 7px,
    var(--accent);
  text-align: left;
}

.hero-art::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 46%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%) rotate(45deg);
  border: 2px solid var(--paper);
  background: var(--ink);
  box-shadow: 0 0 0 18px var(--accent), 0 0 0 20px var(--paper);
}

.hero-art .code {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(14px, 1.8vw, 26px);
  color: var(--lime);
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.06em;
}

.hero-art .tag {
  position: absolute;
  top: 0;
  left: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  padding: 8px 12px;
  text-transform: uppercase;
}

.hero-art .credit {
  position: absolute;
  right: 12px;
  bottom: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--paper);
  text-transform: uppercase;
}

.trend {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 8px;
  padding: 0 0 22px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.trend:last-child { border-bottom: 0; margin-bottom: 0; }
.trend .num { font-family: var(--font-mono); font-weight: 700; font-size: 14px; color: var(--accent); padding-top: 5px; }
.trend .headline { font-size: 25px; margin-bottom: 10px; }

/* ---- latest + sidebar --------------------------------------------------- */

.latest-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 56px;
  margin-top: 88px;
}

.latest-head {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 20px;
}

.latest-head h2 {
  margin: 0;
  font-weight: 900;
  font-stretch: 100%;
  font-size: clamp(48px, 6vw, 92px);
  letter-spacing: -0.04em;
  line-height: .9;
}

.latest-head h2 em { font-style: normal; color: var(--accent); }

.filters {
  display: flex;
  gap: 0;
  border: 1px solid var(--ink);
  margin-bottom: 8px;
  overflow-x: auto;
}

.filters button {
  flex: 1 0 auto;
  border: 0;
  border-right: 1px solid var(--ink);
  background: var(--paper);
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.filters button:last-child { border-right: 0; }
.filters button:hover { background: var(--paper-2); }
.filters button.is-active { background: var(--ink); color: var(--paper); }

.story {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.story .art { aspect-ratio: 16 / 10; }
.story .headline { font-size: 30px; margin: 10px 0 12px; }
.story .dek { font-family: var(--font-body); font-size: 16px; line-height: 1.5; color: var(--ink-2); margin: 0 0 14px; max-width: 64ch; }

.story[hidden] { display: none; }

.load-more { margin-top: 28px; width: 100%; justify-content: center; }

.sidebar { display: flex; flex-direction: column; gap: 32px; }

.popular {
  background: var(--accent);
  color: var(--accent-ink);
  padding: 32px;
}

.popular-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 20px; }
.popular-head h3 { margin: 0; font-weight: 900; font-size: 46px; letter-spacing: -0.03em; line-height: .92; }
.popular-head .sq { width: 72px; height: 72px; background: var(--lime); color: var(--ink); display: grid; place-items: center; }
.popular-head .sq svg { width: 30px; height: 30px; }

.popular ol { list-style: none; margin: 0; padding: 0; counter-reset: pop; }
.popular li { counter-increment: pop; display: grid; grid-template-columns: 34px 1fr; padding: 16px 0; border-top: 1px solid var(--on-ink-line); }
.popular li::before { content: counter(pop, decimal-leading-zero); font-family: var(--font-mono); font-size: 12px; font-weight: 700; padding-top: 4px; color: var(--lime); }
.popular li a { font-weight: 700; font-size: 18px; line-height: 1.3; }
.popular li a:hover { text-decoration: underline; text-underline-offset: 3px; }

.advisory {
  border: 2px solid var(--ink);
  padding: 28px;
}

.advisory .mono { color: var(--ink-3); }
.advisory h4 { margin: 12px 0 8px; font-weight: 800; font-stretch: 75%; font-size: 28px; line-height: 1.05; }
.advisory p { font-family: var(--font-body); color: var(--ink-2); line-height: 1.5; margin: 0 0 20px; }
.advisory form { display: flex; border: 2px solid var(--ink); }
.advisory input { flex: 1; min-width: 0; border: 0; padding: 12px 14px; font-family: var(--font-mono); font-size: 13px; outline: none; background: var(--paper); }
.advisory input:focus { background: var(--paper-2); }
.advisory form .btn { border: 0; border-left: 2px solid var(--ink); }

/* ---- threat watch -------------------------------------------------------- */

.threats { margin-top: 96px; }

.threat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.threat-card {
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 260px;
  transition: background .15s;
}

.threat-card:hover { background: var(--paper-2); }

.threat-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }

.sev {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.14em;
  padding: 4px 8px;
  text-transform: uppercase;
}

.sev-critical { background: var(--signal); color: var(--paper); }
.sev-high { background: var(--ink); color: var(--lime); }
.sev-medium { background: var(--lime); color: var(--ink); }

.cvss { font-family: var(--font-mono); font-size: 12px; color: var(--ink-3); }
.cvss b { color: var(--ink); font-size: 20px; }

.threat-card .cve { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; color: var(--accent); }
.threat-card .headline { font-size: 24px; }
.threat-card .meta { margin-top: auto; display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }

.meter { height: 6px; background: var(--line); position: relative; }
.meter i { position: absolute; inset: 0 auto 0 0; background: var(--ink); }
.sev-critical ~ .meter i, .threat-card.is-critical .meter i { background: var(--signal); }

/* ---- AI lab -------------------------------------------------------------- */

.ailab {
  margin-top: 96px;
  background: var(--paper-2);
  padding: 72px 0 80px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.ailab .section-tab span { background: var(--accent); }

.lab-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
}

.lab-card .art { aspect-ratio: 4 / 3; margin-bottom: 18px; }
.lab-card .headline { font-size: 26px; margin: 10px 0 12px; }
.lab-card.is-feature .art { aspect-ratio: 16 / 9; }
.lab-card.is-feature .headline { font-size: 42px; }
.lab-card .dek { font-family: var(--font-body); color: var(--ink-2); line-height: 1.5; margin: 0 0 14px; }

/* ---- newsletter band ---------------------------------------------------- */

.signup {
  background: var(--ink);
  color: var(--paper);
  margin-top: 0;
}

.signup .wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
}

.signup h2 { margin: 16px 0 0; font-weight: 900; font-size: clamp(40px, 5vw, 72px); letter-spacing: -0.035em; line-height: .95; }
.signup h2 em { font-style: normal; color: var(--lime); }
.signup .kicker { color: var(--lime); }

.signup form { display: flex; border: 2px solid var(--paper); }
.signup input { flex: 1; min-width: 0; background: transparent; color: var(--paper); border: 0; padding: 18px 20px; font-family: var(--font-mono); font-size: 14px; outline: none; }
.signup input::placeholder { color: var(--on-ink-muted); }
.signup form .btn { border: 0; background: var(--lime); color: var(--ink); padding: 0 28px; }
.signup form .btn:hover { background: var(--paper); }

/* ---- footer ------------------------------------------------------------- */

.site-footer { background: var(--paper); border-top: 1px solid var(--ink); }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 40px;
  padding-top: 64px;
  padding-bottom: 56px;
}

.footer-grid p { font-family: var(--font-display); font-size: 16px; color: var(--ink-2); line-height: 1.55; max-width: 40ch; margin: 18px 0 0; }
.footer-grid h5 { margin: 0 0 16px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3); font-weight: 500; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-weight: 600; font-size: 15px; }
.footer-grid ul a:hover { color: var(--accent); }

.footer-base {
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 20px;
  padding-bottom: 28px;
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--ink-3);
}

/* ---- responsive --------------------------------------------------------- */

@media (max-width: 1280px) {
  .nav { gap: 20px; font-size: 12px; }
  .top { grid-template-columns: 300px minmax(0, 1fr); }
  .trending { grid-column: 1 / -1; padding: 40px 0 0; border-left: 0; margin-top: 40px; border-top: 1px solid var(--line); }
  .trending .trend-list { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 40px; }
  .trend:nth-last-child(2) { border-bottom: 0; }
  .hero { padding-right: 0; }
}

@media (max-width: 1100px) {
  .nav { display: none; }
  .latest-section { grid-template-columns: minmax(0, 1fr); }
  .sidebar { display: grid; grid-template-columns: 1fr 1fr; }
  .threat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lab-grid { grid-template-columns: 1fr 1fr; }
  .lab-card.is-feature { grid-column: 1 / -1; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .event .wrap { grid-template-columns: 1fr; text-align: left; }
  .event .cta { justify-self: start; text-align: left; }
}

@media (max-width: 860px) {
  :root { --gutter: 16px; }
  .top { grid-template-columns: 1fr; }
  .hero { order: -1; padding: 0 0 40px; border-bottom: 1px solid var(--line); margin-bottom: 40px; }
  .picks { padding-right: 0; border-right: 0; }
  .trending .trend-list { grid-template-columns: 1fr; }
  .trend:nth-last-child(2) { border-bottom: 1px solid var(--line); }
  .header-actions .hide-sm { display: none; }
  .site-header .wrap { gap: 18px; height: 64px; }
  .logo { font-size: 24px; }
  .header-actions { gap: 14px; }
  .header-actions .btn { padding: 9px 12px; letter-spacing: 0.1em; }
  .story { grid-template-columns: 120px 1fr; gap: 16px; }
  .story .headline { font-size: 22px; }
  .story .dek { display: none; }
  .sidebar { grid-template-columns: 1fr; }
  .signup .wrap { grid-template-columns: 1fr; gap: 32px; padding-top: 56px; padding-bottom: 56px; }
  .countdown div { min-width: 0; flex: 1; }
  .countdown b { font-size: 26px; }
}

@media (max-width: 560px) {
  .threat-grid, .lab-grid { grid-template-columns: 1fr; }
  .lab-card.is-feature .headline { font-size: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-base { flex-direction: column; }
  .latest-head .btn { display: none; }
  .site-header .wrap { gap: 14px; }
  .logo { font-size: 20px; }
  .hero .deck { font-size: 17px; }
  .popular { padding: 24px; }
  .signup form { flex-direction: column; }
  .signup form .btn { padding: 16px; justify-content: center; }
}

/* ---- newsletter forms --------------------------------------------------- */

.turnstile.is-shown { margin-top: 20px; }
.nl-hero .turnstile { display: flex; justify-content: center; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-msg { min-height: 1.5em; margin: 12px 0 0; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; }
.form-msg:empty { min-height: 0; margin: 0; }
.form-msg.is-error { color: var(--signal); }
.signup .form-msg { color: var(--lime); }
.signup .form-msg.is-error { color: #ff7a85; }
.signup .fine { margin: 14px 0 0; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; color: var(--on-ink-muted); }
.advisory .form-msg { color: var(--accent); }

/* ---- newsletter page (/newsletter) -------------------------------------- */

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.nl-hero {
  background: var(--ink);
  color: var(--paper);
  background-image:
    linear-gradient(var(--grid-on-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-on-ink) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: center top;
}
.nl-hero .wrap { padding-top: 120px; padding-bottom: 128px; text-align: center; }
.nl-hero h1 { margin: 0 auto; max-width: 14ch; font-weight: 900; font-size: clamp(44px, 7.4vw, 104px); letter-spacing: -0.04em; line-height: .92; }
.nl-hero h1 em { font-style: normal; color: var(--lime); }
.nl-def { margin: 32px auto 0; max-width: 32em; font-family: var(--font-display); font-size: 22px; line-height: 1.5; color: rgba(255,255,255,.82); }
.nl-hero form { display: flex; gap: 6px; max-width: 520px; margin: 48px auto 0; padding: 6px; border-radius: 14px !important; background: var(--paper); box-shadow: 0 10px 30px rgba(0,0,0,.35); }
.nl-hero input { flex: 1; min-width: 0; background: transparent; color: var(--ink); border: 0; padding: 14px 16px; font-family: var(--font-display); font-size: 17px; outline: none; }
.nl-hero input::placeholder { color: #8a8a8a; }
.nl-hero form:focus-within { box-shadow: 0 0 0 3px rgba(255,255,255,.35), 0 10px 30px rgba(0,0,0,.35); }
.nl-hero form .btn { border: 0; border-radius: 10px !important; background: var(--ink); color: var(--paper); padding: 0 22px; font-family: var(--font-display); font-size: 16px; font-weight: 600; letter-spacing: 0; text-transform: none; }
.nl-hero form .btn:hover { background: #333; color: var(--paper); }
.nl-hero :focus-visible { outline-color: var(--lime); }
.nl-hero .form-msg { color: var(--paper); margin-top: 16px; font-family: var(--font-display); }
.nl-hero .form-msg.is-error { color: #ff7a85; }
.nl-social { display: flex; justify-content: center; gap: 12px; margin: 40px 0 0; padding: 0; list-style: none; }
.nl-social a { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50% !important; color: var(--on-ink-muted); transition: color .15s, background .15s; }
.nl-social a:hover { color: var(--paper); background: rgba(255,255,255,.1); }
.nl-latest { padding-top: 72px; padding-bottom: 88px; }

@media (max-width: 560px) {
  .nl-hero .wrap { padding-top: 72px; padding-bottom: 80px; }
  .nl-def { font-size: 18px; }
  .nl-hero form { flex-direction: column; }
  .nl-hero form .btn { padding: 14px; justify-content: center; }
}

/* ---- Card look: newsletter page and Card home page ----------------------- */

.nlc { --c-bg: #f4f4f5; --c-blue: #2457d6; --c-blue-dark: #1b45b0; --c-muted: #5f5f66; padding: 72px var(--gutter) 64px; background: var(--c-bg); font-family: var(--font-display); }
.nlc-card { max-width: 560px; margin: 0 auto; padding: 40px 32px 32px; background: var(--paper); border: 1px solid var(--line); border-radius: 24px !important; box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.nlc-title { margin: 0; font-weight: 800; font-size: clamp(34px, 6vw, 44px); line-height: 1.08; letter-spacing: -0.03em; }
.nlc-def { margin: 20px 0 0; font-size: 19px; line-height: 1.5; color: #2b2b2b; }
.nlc-points { margin: 28px 0 0; padding: 20px 22px; list-style: none; background: var(--c-bg); border-radius: 16px !important; }
.nlc-points li { display: flex; align-items: center; gap: 14px; padding: 7px 0; font-size: 18px; }
.nlc-points li.is-lead { font-weight: 700; }
.nlc-points svg { flex: none; }
.nlc-form { margin-top: 20px; padding: 20px; border: 1px solid var(--line); border-radius: 16px !important; }
.nlc-form form { display: grid; gap: 12px; }
.nlc-form input[type=email] { width: 100%; padding: 16px 18px; border: 1px solid transparent; border-radius: 12px !important; background: var(--c-bg); color: var(--ink); font-family: var(--font-display); font-size: 17px; outline: none; }
.nlc-form input[type=email]::placeholder { color: #8a8a8a; }
.nlc-form input[type=email]:focus { border-color: var(--c-blue); background: var(--paper); }
.nlc-form button { padding: 16px; border: 0; border-radius: 12px !important; background: var(--c-blue); color: #fff; font-family: var(--font-display); font-size: 18px; font-weight: 700; cursor: pointer; transition: background .15s; }
.nlc-form button:hover { background: var(--c-blue-dark); }
.nlc-form button:disabled { opacity: .6; cursor: default; }
.nlc .form-msg { font-family: var(--font-display); font-size: 15px; letter-spacing: 0; }
.nlc .turnstile { display: flex; justify-content: center; }
.nlc .nl-social { margin-top: 28px; }
.nlc .nl-social a { color: #6b6b6b; }
.nlc .nl-social a:hover { color: var(--ink); background: rgba(0,0,0,.06); }

/* Stories in the Card look */
.cs-latest { max-width: 1080px; margin: 72px auto 0; }
.cs-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.cs-head h2 { margin: 0; font-size: 28px; font-weight: 800; letter-spacing: -0.02em; }
.cs-head a { color: var(--c-blue); font-weight: 600; text-decoration: none; }
.cs-head a:hover { text-decoration: underline; }
.cs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cs { display: flex; flex-direction: column; overflow: hidden; background: var(--paper); border: 1px solid var(--line); border-radius: 20px !important; transition: box-shadow .15s, transform .15s; }
.cs:hover { box-shadow: 0 10px 30px rgba(0,0,0,.08); transform: translateY(-2px); }
.cs-art { display: grid; place-items: center; aspect-ratio: 16 / 9; overflow: hidden; background: linear-gradient(135deg, #e8edfb, #f4f4f5); color: var(--c-blue); font-weight: 800; font-size: 20px; text-decoration: none; }
.cs-art img { width: 100%; height: 100%; object-fit: cover; }
.cs-body { display: flex; flex-direction: column; gap: 10px; padding: 20px 22px 22px; flex: 1; }
.cs-kicker { align-self: flex-start; padding: 4px 10px; border-radius: 999px !important; background: #e8edfb; color: var(--c-blue); font-size: 13px; font-weight: 700; }
.cs-kicker.is-red { background: #fde8ea; color: #c41d2d; }
.cs-headline { margin: 0; font-size: 20px; font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; }
.cs-headline a { color: var(--ink); text-decoration: none; }
.cs-headline a:hover { color: var(--c-blue); }
.cs-dek { margin: 0; color: var(--c-muted); font-size: 16px; line-height: 1.5; }
.cs-time { margin-top: auto; padding-top: 6px; color: var(--c-muted); font-size: 14px; }

/* Card home page: lead story beside the sign-up card */
.ch { padding-top: 48px; padding-bottom: 88px; }
.ch-top { display: grid; grid-template-columns: minmax(0, 1fr) 400px; gap: 24px; align-items: start; max-width: 1080px; margin: 0 auto; }
.ch .cs.is-lead .cs-body { padding: 28px 32px 32px; gap: 14px; }
.ch .cs.is-lead .cs-headline { font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; line-height: 1.1; letter-spacing: -0.025em; }
.ch .cs.is-lead .cs-dek { font-size: 19px; }
.ch aside .nlc-card { padding: 28px 24px 24px; }
.ch aside .nlc-title { font-size: 30px; }
.ch aside .nlc-def { font-size: 17px; }
.ch aside .nlc-points { margin-top: 20px; padding: 14px 18px; }
.ch aside .nlc-points li { font-size: 16px; padding: 5px 0; }
.ch .cs-latest { margin-top: 48px; }

@media (max-width: 960px) {
  .ch-top { grid-template-columns: 1fr; }
  .ch aside .nlc-card { max-width: none; }
  .cs-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .nlc { padding: 32px 16px 40px; }
  .nlc-card { padding: 28px 20px 20px; }
  .nlc-def { font-size: 17px; }
  .nlc-points li { font-size: 16px; }
  .nlc-form { padding: 14px; }
  .cs-grid { grid-template-columns: 1fr; }
  .cs-latest { margin-top: 48px; }
  .ch { padding-top: 16px; padding-bottom: 48px; }
  .ch .cs.is-lead .cs-body { padding: 20px 22px 24px; }
}

/* ---- sign-up success modal (built by site.js) ---------------------------- */

.signup-done { width: min(400px, calc(100% - 32px)); margin: auto; padding: 40px 32px 32px; border: 0; border-radius: 18px !important; background: var(--paper); color: var(--ink); text-align: center; box-shadow: 0 24px 60px rgba(0,0,0,.35); }
.signup-done::backdrop { background: rgba(10,10,10,.6); }
.signup-done[open] { animation: signup-pop .22s ease-out; }
.signup-done .check { display: grid; place-items: center; width: 56px; height: 56px; margin: 0 auto 20px; border-radius: 50% !important; background: var(--lime); color: var(--ink); }
.signup-done h2 { margin: 0; font-size: 28px; font-weight: 900; letter-spacing: -0.02em; }
.signup-done p { margin: 10px 0 28px; font-size: 17px; line-height: 1.5; color: var(--ink-2); }
.signup-done .btn { width: 100%; justify-content: center; padding: 14px; border: 0; border-radius: 10px !important; font-family: var(--font-display); font-size: 16px; font-weight: 600; letter-spacing: 0; text-transform: none; }
.signup-done .btn:hover { background: #333; color: var(--paper); }
@keyframes signup-pop { from { opacity: 0; transform: translateY(8px) scale(.97); } }
@media (prefers-reduced-motion: reduce) { .signup-done[open] { animation: none; } }

/* ---- real article images in cards --------------------------------------- */

a.art { display: block; }
.pager { display: flex; gap: 12px; justify-content: space-between; margin-top: 40px; }
.art img, .hero-art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.art.has-img::after, .hero-art.has-img::before { display: none; }
.hero-art.has-img .credit { background: rgba(10, 10, 10, 0.6); padding: 3px 6px; }

/* ---- article page -------------------------------------------------------- */

.article { max-width: 760px; margin: 0 auto; padding: 56px 0 80px; }
.article-head { text-align: left; }
.article-head .headline { font-size: clamp(40px, 6vw, 68px); line-height: .98; margin: 16px 0 20px; }
.article-head .deck { font-family: var(--font-body); font-size: 22px; line-height: 1.45; color: var(--ink-2); margin: 0 0 28px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; padding: 14px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--line); }
.article-meta .timestamp { color: var(--ink-2); }
.article-figure { margin: 32px 0 0; }
.article-figure img { display: block; width: 100%; height: auto; }
.article-figure figcaption { margin-top: 10px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }
.article-body { font-family: var(--font-body); font-size: 20px; line-height: 1.65; color: var(--ink); margin-top: 36px; }
.article-body p, .article-body ul, .article-body ol, .article-body blockquote, .article-body pre { margin: 0 0 1.1em; }
.article-body h2, .article-body h3 { font-family: var(--font-display); font-stretch: 75%; font-weight: 800; line-height: 1.05; margin: 1.6em 0 .5em; }
.article-body h2 { font-size: 36px; }
.article-body h3 { font-size: 28px; }
.article-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--ink); }
.article-body blockquote { border-left: 4px solid var(--accent); padding-left: 20px; color: var(--ink-2); }
.article-body img { max-width: 100%; height: auto; }
.article-body code { font-family: var(--font-mono); font-size: .85em; background: var(--paper-2); padding: 1px 4px; }
.article-body pre { background: var(--ink); color: var(--paper); padding: 18px; overflow-x: auto; font-size: 15px; }
.article-body pre code { background: none; padding: 0; }
.article-box { margin-top: 48px; border-top: 3px solid var(--ink); padding-top: 18px; }
.article-box h2 { margin: 0 0 14px; font-family: var(--font-mono); font-size: 13px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; }
.article-box ol, .article-box ul { margin: 0; padding-left: 20px; font-family: var(--font-body); font-size: 16px; line-height: 1.6; }
.article-box a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; word-break: break-word; }
.article-box.is-corrections { border-top-color: var(--signal); }
.article-box.is-corrections li { margin-bottom: 8px; }
.article-box.is-corrections time { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); margin-right: 8px; }
.preview-bar { background: var(--lime); color: var(--ink); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-align: center; padding: 10px var(--gutter); }
.preview-bar a { text-decoration: underline; }

/* ---- section / latest lists ---------------------------------------------- */

.list-page { padding: 56px 0 80px; }
.list-page .latest-head { margin-bottom: 8px; }
.empty-note { font-family: var(--font-body); font-size: 18px; color: var(--ink-2); padding: 40px 0; border-top: 1px solid var(--line); }
.not-found { padding: 120px 0; text-align: center; }
.not-found .headline { font-size: clamp(48px, 7vw, 96px); margin: 16px 0 24px; }

@media (max-width: 560px) {
  .article { padding: 32px 0 56px; }
  .article-head .deck { font-size: 19px; }
  .article-body { font-size: 18px; }
}

/* ---- placeholder content: remove this block before publishing ------------ */

.ph-banner {
  background: var(--signal);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.5;
  padding: 10px var(--gutter);
  text-align: center;
}

[data-placeholder] { position: relative; }
[data-placeholder]::after {
  content: "Placeholder";
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
  padding: 3px 6px;
  background: var(--signal);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-transform: uppercase;
  pointer-events: none;
}
.pick[data-placeholder]::after { right: auto; left: 0; }