/* RazorFyre — one-page site
   Palette: blued steel + bone + a single ember. */

:root {
  --steel: #1c2532;
  --steel-deep: #141b25;
  --steel-raised: #253040;
  --bone: #e9e3d7;
  --bone-soft: #c9c3b8;
  --muted: #8c97a5;
  --ember: #e6602e;
  --ember-glow: #f5a070;
  --rule: rgba(233, 227, 215, 0.14);
  --max: 68rem;
  --gutter: clamp(1rem, 4vw, 3rem);
  --sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

html, body { overflow-x: clip; }
body {
  margin: 0;
  background: var(--steel);
  color: var(--bone);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--ember-glow);
  outline-offset: 3px;
}

img { max-width: 100%; height: auto; display: block; }

.wrap {
  width: min(var(--max), 100% - 2 * var(--gutter));
  margin-inline: auto;
}

/* ---------- Masthead ---------- */
.mast {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1.25rem 0 0;
  font-family: var(--sans);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}
.mast a { text-decoration: none; }
.mast a:hover { color: var(--bone); }

/* ---------- Hero ---------- */
.hero {
  min-height: 72vh;
  display: grid;
  align-content: center;
  padding: 4rem 0 5rem;
}

.wordmark {
  position: relative;
  display: inline-block;
  margin: 0 0 1.5rem;
  font-family: var(--sans);
  font-weight: 800;
  font-variation-settings: "wdth" 72;
  font-size: clamp(3.5rem, 15vw, 10.5rem);
  line-height: 0.92;
  letter-spacing: 0.015em;
  text-transform: uppercase;
  color: var(--bone);
  overflow: visible;
}
/* the razor: one ember line drawn through the mark */
.wordmark::after {
  content: "";
  position: absolute;
  left: -4%;
  right: -4%;
  top: 56%;
  height: 2px;
  background: var(--ember);
  box-shadow: 0 0 12px 1px rgba(230, 96, 46, 0.65);
  transform: rotate(-6deg) scaleX(0);
  transform-origin: left center;
  animation: cut 900ms cubic-bezier(0.2, 0.8, 0.2, 1) 350ms forwards;
}
@keyframes cut { to { transform: rotate(-6deg) scaleX(1); } }
@media (prefers-reduced-motion: reduce) {
  .wordmark::after { animation: none; transform: rotate(-6deg) scaleX(1); }
}

.hero h1 {
  margin: 0 0 0.6rem;
  font-family: var(--sans);
  font-weight: 500;
  font-variation-settings: "wdth" 90;
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.005em;
  max-width: 24ch;
}
.hero .lede {
  margin: 0;
  max-width: 44ch;
  font-size: clamp(1.0625rem, 1.6vw, 1.25rem);
  color: var(--bone-soft);
}
.hero .where {
  margin: 2.5rem 0 0;
  font-family: var(--sans);
  font-size: 0.875rem;
  color: var(--muted);
}

/* ---------- Sections ---------- */
section { padding: 4.5rem 0; border-top: 1px solid var(--rule); }

h2 {
  margin: 0 0 1.25rem;
  font-family: var(--sans);
  font-weight: 600;
  font-variation-settings: "wdth" 88;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1rem; max-width: 60ch; }

/* The disclosure */
.notice {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
}
.notice p { font-size: clamp(1.125rem, 2vw, 1.4375rem); line-height: 1.5; max-width: 48ch; }
.notice p em { font-style: italic; }
.notice .aside { font-size: 1rem; color: var(--bone-soft); }
@media (min-width: 50rem) {
  .notice { grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
  .notice p { margin: 0; }
}

/* Practices */
.practices {
  display: grid;
  gap: 2.5rem 3rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 44rem) { .practices { grid-template-columns: 1fr 1fr; } }
.practices h3 {
  margin: 0 0 0.4rem;
  font-family: var(--sans);
  font-weight: 600;
  font-variation-settings: "wdth" 92;
  font-size: 1.125rem;
  letter-spacing: 0;
}
.practices p { margin: 0; color: var(--bone-soft); max-width: 40ch; }
.engagement {
  margin: 3rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 1rem;
}

/* ---------- Opt-in ---------- */
.optin {
  background: var(--steel-deep);
  border-top: 1px solid var(--rule);
}
.optin .grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 50rem) { .optin .grid { grid-template-columns: 1.1fr 0.9fr; gap: 4rem; } }
.optin .date {
  display: block;
  margin-bottom: 0.75rem;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--ember-glow);
}

form.signup {
  display: grid;
  gap: 0.75rem;
  padding: 1.5rem;
  background: var(--steel-raised);
  border: 1px solid var(--rule);
}
form.signup label {
  display: grid;
  gap: 0.35rem;
  font-family: var(--sans);
  font-size: 0.875rem;
  color: var(--bone-soft);
}
form.signup input[type="text"],
form.signup input[type="email"] {
  width: 100%;
  padding: 0.8rem 0.9rem;
  font: inherit;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--bone);
  background: var(--steel-deep);
  border: 1px solid rgba(233, 227, 215, 0.22);
  border-radius: 2px;
}
form.signup input::placeholder { color: #6d7886; }
form.signup button {
  margin-top: 0.25rem;
  padding: 0.9rem 1.2rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.01em;
  color: var(--steel-deep);
  background: var(--ember);
  border: 0;
  border-radius: 2px;
  cursor: pointer;
}
form.signup button:hover { background: var(--ember-glow); }
form.signup .fine {
  margin: 0.25rem 0 0;
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--muted);
}
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- Books ---------- */
.shelf {
  display: grid;
  gap: 2rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
@media (min-width: 44rem) { .shelf { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.shelf li { display: grid; gap: 0.75rem; align-content: start; }
.shelf a.cover { display: block; text-decoration: none; }
.cover img, .cover-slab {
  aspect-ratio: 2 / 3;
  width: 100%;
  object-fit: cover;
  background: var(--steel-raised);
  box-shadow: 0 18px 30px -18px rgba(0, 0, 0, 0.8);
  transition: transform 180ms ease;
}
.shelf a.cover:hover img { transform: translateY(-3px); }
.cover-slab {
  display: grid;
  align-content: end;
  padding: 1rem;
  border: 1px solid rgba(233, 227, 215, 0.18);
  font-family: var(--sans);
  color: var(--bone);
}
.cover-slab .t {
  font-weight: 700;
  font-variation-settings: "wdth" 80;
  font-size: clamp(1.1rem, 2.4vw, 1.6rem);
  line-height: 1.05;
  text-transform: uppercase;
}
.cover-slab .d { margin-top: 0.5rem; font-size: 0.8125rem; color: var(--ember-glow); }
.cover-slab .by { font-size: 0.75rem; color: var(--muted); margin-top: 0.25rem; }
.shelf h3 { margin: 0; font-family: var(--sans); font-weight: 600; font-size: 1rem; line-height: 1.25; }
.shelf .sub { margin: 0; font-size: 0.9375rem; color: var(--muted); }
.shelf .act {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.875rem;
}
.shelf .act a { color: var(--ember-glow); text-decoration: none; border-bottom: 1px solid rgba(245, 160, 112, 0.4); }
.shelf .act a:hover { border-bottom-color: var(--ember-glow); }

/* ---------- Footer ---------- */
footer {
  padding: 3rem 0 2.5rem;
  border-top: 1px solid var(--rule);
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--muted);
}
footer p { max-width: 70ch; margin: 0 0 0.5rem; }
footer a { color: var(--bone-soft); }

/* ---------- Thanks page ---------- */
.thanks { min-height: 80vh; display: grid; align-content: center; padding: 4rem 0; }
.thanks h1 { font-family: var(--sans); font-weight: 600; font-size: clamp(1.75rem, 4vw, 2.75rem); margin: 0 0 1rem; }
.thanks .back { font-family: var(--sans); font-size: 0.9375rem; }