/* ===== Tokens ===== */
:root {
  --color-bg: #FBF9F4;
  --color-bg-alt: #F2ECDE;
  --color-ink: #262420;
  --color-bordeaux: #8C1F2C;
  --color-bordeaux-dark: #6C1721;
  --color-brass: #B3813A;
  --color-line: #C9BFAC;
  --color-surface: #FFFFFF;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'IBM Plex Sans', -apple-system, sans-serif;

  --wrap: 1080px;
  --radius: 2px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-bordeaux);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 500; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); font-weight: 500; }
h3 { font-size: 1.15rem; font-weight: 600; }

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

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

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: 5rem 0; }
section:nth-of-type(even) { background: var(--color-surface); }

.plan-label {
  font-family: var(--font-body);
  font-size: 9px;
  letter-spacing: 0.04em;
  fill: var(--color-line);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  text-decoration: none;
}

.brandmark {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-bordeaux);
  letter-spacing: 0.01em;
}

.brandmark .amp {
  color: var(--color-brass);
  font-style: italic;
}

.brandname {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-ink);
  padding-left: 0.85rem;
  border-left: 1px solid var(--color-line);
}

@media (max-width: 460px) {
  .brandname { display: none; }
}

.site-nav {
  display: flex;
  gap: 2rem;
}

.site-nav a {
  color: var(--color-ink);
  text-decoration: none;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus-visible { color: var(--color-brass); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-bordeaux);
}

/* ===== Hero ===== */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
  padding-top: 4rem;
}

.eyebrow {
  font-size: 0.85rem;
  color: var(--color-brass);
  margin-bottom: 1rem;
}

.lede { font-size: 1.1rem; }

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.hero-plan svg { width: 100%; height: auto; }

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.8rem 1.6rem;
  text-decoration: none;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-bordeaux);
  color: var(--color-surface);
}

.btn-primary:hover,
.btn-primary:focus-visible { background: var(--color-bordeaux-dark); }

.btn-ghost {
  color: var(--color-bordeaux);
  border-color: var(--color-bordeaux);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: var(--color-bordeaux);
  color: var(--color-surface);
}

/* ===== Missions (lots) ===== */
.section-intro { max-width: 65ch; color: var(--color-ink); opacity: 0.85; }

.lots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.lot {
  position: relative;
  padding: 1.8rem;
  border: 1px solid var(--color-line);
}

.lot::before,
.lot::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-top: 1.5px solid var(--color-brass);
  border-left: 1.5px solid var(--color-brass);
  top: -1px;
  left: -1px;
}

.lot::after {
  top: auto;
  left: auto;
  bottom: -1px;
  right: -1px;
  border-top: none;
  border-left: none;
  border-bottom: 1.5px solid var(--color-brass);
  border-right: 1.5px solid var(--color-brass);
}

.lot-ref {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--color-brass);
  margin-bottom: 0.8rem;
}

/* ===== About / timeline ===== */
.about {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 3rem;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.2rem;
  border-left: 1px solid var(--color-line);
}

.timeline li {
  position: relative;
  padding-bottom: 1.5rem;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -1.45rem;
  top: 0.3rem;
  width: 8px;
  height: 8px;
  background: var(--color-brass);
  border-radius: 50%;
}

.t-date {
  display: block;
  font-weight: 600;
  color: var(--color-bordeaux);
  font-size: 0.9rem;
}

/* ===== Membership ===== */
.tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.tier {
  padding: 1.6rem;
  background: var(--color-bg);
  border-top: 2px solid var(--color-brass);
}

/* ===== Contact ===== */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 480px;
  margin-top: 2rem;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-bordeaux);
}

.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.6rem 0.2rem;
  border: none;
  border-bottom: 1px solid var(--color-line);
  background: transparent;
  color: var(--color-ink);
}

.contact-form input:focus-visible,
.contact-form textarea:focus-visible {
  outline: none;
  border-bottom-color: var(--color-brass);
}

.contact-form button { align-self: flex-start; }

/* ===== Footer / cartouche ===== */
.site-footer {
  border-top: 1px solid var(--color-line);
  padding: 2.5rem 0 1.5rem;
  background: var(--color-surface);
}

.footer-inner {
  display: flex;
  align-items: center;
  gap: 1.8rem;
}

.footer-logo {
  flex: none;
  height: 64px;
  width: auto;
  object-fit: contain;
}

.cartouche {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--color-line);
}

.cartouche-row {
  padding: 0.9rem 1rem;
  border-left: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.85rem;
}

.cartouche-row:first-child { border-left: none; }

.cartouche-row span { color: var(--color-brass); text-transform: none; }

.copy {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-ink);
  opacity: 0.7;
  margin: 1.5rem 0 0;
}

/* ===== Focus visibility ===== */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--color-brass);
  outline-offset: 2px;
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .hero, .about { grid-template-columns: 1fr; }
  .hero-plan { order: -1; max-width: 320px; }
  .lots, .tiers { grid-template-columns: 1fr; }
  .cartouche { grid-template-columns: repeat(2, 1fr); }
  .cartouche-row:nth-child(3) { border-left: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1.2rem; }
}

@media (max-width: 640px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--color-line);
    display: none;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 1rem 1.5rem; border-top: 1px solid var(--color-line); }
  .cartouche { grid-template-columns: 1fr; }
  .cartouche-row { border-left: none; border-top: 1px solid var(--color-line); }
  .cartouche-row:first-child { border-top: none; }
}