/* SFAIS — Brand System v1.0
   Editorial Maximalist. Paper-first. Terracotta accent only.
*/

:root {
  --ink: #0A0A0A;
  --paper: #F4EDE0;
  --paper-deep: #EBE0CC;
  --terracotta: #C4452D;
  --muted: #6B5F4F;
  --serif: "Fraunces", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --max: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-variation-settings: "opsz" 60;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  font-size: 18px;
  line-height: 1.5;
}

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

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Editorial markers (JetBrains Mono) ---------- */

.editorial-marker {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0;
}
.editorial-marker.muted { color: var(--muted); }
.editorial-marker.right { text-align: right; }

.dateline {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 1.5rem;
}

.card-number {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--terracotta);
  text-transform: uppercase;
  margin: 0 0 1rem;
}

/* ---------- Masthead ---------- */

.masthead {
  border-bottom: 1px solid var(--ink);
  padding: 1.2rem 0;
}
.masthead .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

/* ---------- Hero ---------- */

.hero {
  padding: clamp(3rem, 9vw, 7rem) 0 clamp(3rem, 7vw, 5rem);
}

.wordmark {
  font-family: var(--serif);
  font-weight: 900;
  font-variation-settings: "opsz" 144, "SOFT" 0, "WONK" 0;
  font-size: clamp(4.5rem, 14vw, 11.5rem);
  line-height: 0.85;
  letter-spacing: -0.06em;
  margin: 1.5rem 0 0;
  color: var(--ink);
}
.wordmark .ai-accent {
  font-weight: 300;
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
  color: var(--terracotta);
  letter-spacing: -0.04em;
  padding-right: 0.04em;
}
.wordmark .period { color: var(--terracotta); }

.kicker {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  margin: 2rem 0 0;
  color: var(--ink);
}
.kicker em {
  font-weight: 300;
  font-variation-settings: "SOFT" 100, "WONK" 1;
  color: var(--terracotta);
}

.terracotta-rule {
  width: 72px;
  height: 1.5px;
  background: var(--terracotta);
  margin: 2rem 0;
}

.lede {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.55;
  max-width: 38em;
  color: var(--ink);
  margin: 0.7rem 0;
}

/* ---------- Sections shared ---------- */

section {
  padding: clamp(3rem, 7vw, 5.5rem) 0;
  border-top: 1px solid var(--ink);
}

.section-headline {
  font-family: var(--serif);
  font-weight: 900;
  font-variation-settings: "opsz" 144;
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 0.8rem 0 2rem;
}
.section-headline .period { color: var(--terracotta); }

.body-text {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.1rem;
  line-height: 1.55;
  max-width: 38em;
  margin: 0.9rem 0;
}

/* ---------- Event card ---------- */

.event {
  background: var(--paper-deep);
}
.event-card {
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  max-width: 640px;
}
.event-body {
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1.5;
  margin: 0 0 1.5rem;
}

/* ---------- Signup ---------- */

.signup-form {
  display: flex;
  gap: 0.6rem;
  max-width: 520px;
  margin: 1.5rem 0 1rem;
  flex-wrap: wrap;
}
.signup-form input[type="email"] {
  flex: 1 1 240px;
  min-width: 0;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--ink);
  padding: 0.85rem 1rem;
}
.signup-form input[type="email"]::placeholder {
  color: var(--muted);
  font-family: var(--mono);
  letter-spacing: 0.04em;
}
.signup-form input[type="email"]:focus {
  outline: 2px solid var(--terracotta);
  outline-offset: 2px;
}
.signup-form button {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  padding: 0.85rem 1.6rem;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}
.signup-form button:hover {
  background: var(--terracotta);
  border-color: var(--terracotta);
}
.form-status {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--terracotta);
  min-height: 1.5em;
  margin: 0.5rem 0 0;
}

/* ---------- Expect grid ---------- */

.expect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.expect-card {
  background: var(--paper-deep);
  padding: clamp(1.5rem, 2.5vw, 2.2rem);
  border-top: 2px solid var(--ink);
}
.card-headline {
  font-family: var(--serif);
  font-weight: 700;
  font-variation-settings: "opsz" 60;
  font-size: 1.5rem;
  line-height: 1.1;
  margin: 0 0 1rem;
}
.card-headline .period { color: var(--terracotta); }
.card-body {
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.55;
  margin: 0;
  color: var(--ink);
}

/* ---------- Connect ---------- */

.social-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem 2rem;
}
.social-list li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  border-bottom: 1px solid var(--ink);
  padding: 0.7rem 0;
}
.social-list a {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.social-list a:hover {
  color: var(--terracotta);
  border-bottom-color: var(--terracotta);
}
.soon {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Footer ---------- */

.footer {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(3rem, 6vw, 5rem) 0 3rem;
  border-top: none;
}
.footer .editorial-marker { color: var(--paper-deep); }
.footer .editorial-marker.muted { color: var(--muted); }

.wordmark-small {
  font-family: var(--serif);
  font-weight: 700;
  font-variation-settings: "opsz" 60;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}
.wordmark-small .ai-italic {
  font-weight: 300;
  font-style: italic;
  font-variation-settings: "opsz" 60, "SOFT" 100, "WONK" 1;
  color: var(--terracotta);
}
.wordmark-small .period { color: var(--terracotta); }

.colophon {
  font-family: var(--serif);
  font-size: 0.95rem;
  color: var(--paper-deep);
  margin: 1rem 0;
  max-width: 40em;
}

/* ---------- Responsive tweaks ---------- */

@media (max-width: 540px) {
  .masthead .container { flex-direction: column; align-items: flex-start; gap: 0.4rem; }
  .editorial-marker.right { text-align: left; }
}