/* panic-kit — swiss system
   Paper, ink, one red. Archivo. Hairlines everywhere. */

:root {
  --paper: #f2f0ea;
  --ink: #141414;
  --body: #3d3a35;
  --muted: #6b6862;
  --soft: #d5d2c9;
  --red: #e8482b;
  --white: #ffffff;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Archivo", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 72rem; margin: 0 auto; padding: 0 2rem; }
.narrow { max-width: 48rem; }

a { color: var(--ink); }

::selection { background: var(--red); color: var(--white); }

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

header.site {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--ink);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
header.site a { color: var(--ink); text-decoration: none; }
header.site a:hover { color: var(--red); }
header.site nav { display: flex; gap: 2rem; }

/* ---------- hero ---------- */

.hero { padding: 4.5rem 0 4rem; }

.kicker {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.kicker b { color: var(--red); font-weight: 700; }

h1.giant {
  margin-top: 1rem;
  font-size: clamp(3rem, 9vw, 7.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}
h1.giant .dot { color: var(--red); }

.page h1.giant { font-size: clamp(2.6rem, 7vw, 5.5rem); }

.sub {
  margin-top: 1.6rem;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  font-weight: 500;
  line-height: 1.4;
  max-width: 38rem;
}

.lede {
  margin-top: 1.4rem;
  max-width: 40rem;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--body);
}
.lede a { text-underline-offset: 3px; }
.lede a:hover { color: var(--red); }

/* red-dot meta row */
.meta {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 2.2rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.meta span::before {
  content: "\25CF";
  color: var(--red);
  margin-right: 0.55em;
  font-size: 0.7em;
  vertical-align: 0.1em;
}

/* hero with side image */
.split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

/* ---------- buttons / cta ---------- */

.cta {
  margin-top: 2.6rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
}
.btn {
  display: inline-block;
  border: 1px solid var(--ink);
  padding: 0.7rem 1.2rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  background: transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn:hover { background: var(--white); }
.btn.primary { background: var(--red); border-color: var(--red); color: var(--white); }
.btn.primary:hover { background: var(--ink); border-color: var(--ink); }

.status {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-right: auto;
}
.status::before {
  content: "\25CF";
  color: var(--red);
  margin-right: 0.55em;
  font-size: 0.7em;
  vertical-align: 0.1em;
}

/* ---------- sections ---------- */

.sect { margin-top: 4.5rem; }
.sect-h {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  border-top: 2px solid var(--ink);
  padding-top: 0.8rem;
  margin-bottom: 1.6rem;
}
.sect-h h2 {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.sect-h .n {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--muted);
}

/* ---------- hairline cell grids ---------- */

.cells {
  display: grid;
  gap: 1px;
  background: var(--ink);
  border: 1px solid var(--ink);
}
.cells > * { background: var(--paper); padding: 1.6rem 1.5rem 1.8rem; }
.cells > a { text-decoration: none; color: var(--ink); transition: background 0.15s ease; }
.cells > a:hover { background: var(--white); }
.cells > a:hover .arrow { color: var(--red); transform: translate(3px, -3px); }

.c2 { grid-template-columns: 1fr 1fr; }
.c3 { grid-template-columns: 1fr 1fr 1fr; }
.c4 { grid-template-columns: repeat(4, 1fr); }
.c5 { grid-template-columns: repeat(5, 1fr); }

.cell .k {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.9rem;
}
.cell .k .r { color: var(--red); }
.cell h3 {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.cell p { font-size: 0.95rem; line-height: 1.55; color: var(--body); }
.cell p a:hover { color: var(--red); }

/* big number for steps */
.cell .bignum {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--red);
  line-height: 1;
  margin-bottom: 1rem;
}

.arrow { font-size: 1.3rem; transition: 0.15s ease; display: inline-block; }

/* home tiles */
.tile { display: flex; flex-direction: column; min-height: 15rem; }
.tile h3 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); margin-top: auto; padding-top: 2rem; }
.tile .foot { margin: 1.2rem 0 0; }

/* ---------- figures ---------- */

.frame {
  border: 1px solid var(--ink);
  background: var(--white);
  padding: 1.4rem;
}
.frame img { display: block; width: 100%; height: auto; }
.frame.fit img { width: auto; max-width: 100%; margin: 0 auto; }
.fcap {
  margin-top: 0.9rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
}

/* gallery of frames inside hairline cells */
.cells .shot-cell { padding: 1.4rem; background: var(--white); }
.cells .shot-cell img { display: block; width: 100%; height: auto; }

/* ---------- specs table ---------- */

.specs { border-top: 1px solid var(--soft); }
.specs .row {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 1.5rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--soft);
}
.specs dt {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding-top: 0.15rem;
}
.specs dd { color: var(--body); font-size: 0.98rem; }
.specs dd a:hover { color: var(--red); }

/* ---------- note / disclaimer ---------- */

.note {
  border: 1px solid var(--ink);
  border-left: 6px solid var(--red);
  padding: 1.2rem 1.5rem 1.3rem;
  max-width: 52rem;
}
.note .k {
  display: block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 0.4rem;
}
.note p { font-size: 0.95rem; color: var(--body); }

/* ---------- text article bits (support / privacy) ---------- */

.sq-list { list-style: none; }
.sq-list li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.4rem;
  color: var(--body);
  font-size: 0.98rem;
}
.sq-list li::before {
  content: "\25A0";
  position: absolute;
  left: 0;
  top: 0.68rem;
  font-size: 0.55rem;
  color: var(--red);
}
.sq-list b { color: var(--ink); }
.sq-list a:hover { color: var(--red); }

p.body { margin-top: 1rem; color: var(--body); font-size: 0.98rem; max-width: 44rem; }
p.body a { text-underline-offset: 3px; }
p.body a:hover { color: var(--red); }
p.body b { color: var(--ink); }

code, .kbd {
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
  background: var(--white);
  border: 1px solid var(--soft);
  padding: 0.08em 0.4em;
}
.kbd { border-color: var(--ink); border-bottom-width: 2px; }

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

footer.site {
  margin-top: 5.5rem;
  border-top: 1px solid var(--ink);
  padding: 1.4rem 0 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2.2rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
}
footer.site a { color: var(--ink); text-decoration: none; font-weight: 700; }
footer.site a:hover { color: var(--red); }
footer.site .grow { flex: 1; }

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

@media (max-width: 900px) {
  .c4, .c5 { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 640px) {
  .wrap { padding: 0 1.25rem; }
  .hero { padding: 3rem 0 2.8rem; }
  .c2, .c3, .c4, .c5 { grid-template-columns: 1fr; }
  .specs .row { grid-template-columns: 1fr; gap: 0.3rem; }
  header.site nav { gap: 1.2rem; }
  .sect { margin-top: 3.2rem; }
}