/* ============================================================
   LE SEUMINAIRE — système de design
   Noir Manoir, Ivoire, Rose Seum (rare), Or Mat (exceptionnel)
   Wordmark & kickers : Bebas Neue. Tout le reste : EB Garamond.
   ============================================================ */

@font-face {
  font-family: 'Bebas Neue';
  src: url('fonts/bebas.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'EB Garamond';
  src: url('fonts/garamond-regular.woff2') format('woff2');
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'EB Garamond';
  src: url('fonts/garamond-italic.woff2') format('woff2');
  font-weight: 400 800;
  font-style: italic;
  font-display: swap;
}

:root {
  --bg: #0D0D0D;
  --surface: #141412;
  --ink: #F2EFE6;
  --ink-dim: rgba(242, 238, 230, 0.6);
  --ink-faint: rgba(242, 238, 230, 0.38);
  --seum: #FF2D6F;
  --gold: #D4AF37;
  --line: rgba(242, 238, 230, 0.14);
  --line-soft: rgba(242, 238, 230, 0.08);
  --serif: 'EB Garamond', 'Iowan Old Style', 'Palatino Linotype', Georgia, serif;
  --caps: 'Bebas Neue', 'Arial Narrow', sans-serif;
  --measure: 34em;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

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

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.155rem;
  line-height: 1.8;
  font-feature-settings: 'liga', 'kern';
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--seum); color: var(--bg); }

a { color: inherit; text-decoration: none; }

img, svg { max-width: 100%; display: block; }

/* ---------- typographie ---------- */

.kicker {
  font-family: var(--caps);
  font-size: 0.78rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: block;
  margin-bottom: 1.6rem;
}
.kicker--seum { color: var(--seum); }

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.14;
  letter-spacing: 0.005em;
}

h1 { font-size: clamp(2.5rem, 6.5vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4.2vw, 3.1rem); }
h3 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); }

.lede {
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
  line-height: 1.65;
  color: var(--ink-dim);
}

em { font-style: italic; }

.dim { color: var(--ink-dim); }
.faint { color: var(--ink-faint); }
.seum { color: var(--seum); }

/* ---------- structure ---------- */

.wrap {
  width: min(1080px, 92vw);
  margin-inline: auto;
}
.wrap--narrow { width: min(720px, 92vw); }

section { padding: clamp(5rem, 12vh, 9rem) 0; }

.rule {
  border: 0;
  border-top: 1px solid var(--line-soft);
  width: min(1080px, 92vw);
  margin-inline: auto;
}

/* ---------- wordmark ---------- */

.wordmark {
  font-family: var(--caps);
  letter-spacing: 0.14em;
  color: var(--ink);
  white-space: nowrap;
}
.wordmark .wm-le { color: var(--ink-dim); margin-right: 0.35em; }
.wordmark .wm-seum { color: var(--seum); }

/* ---------- navigation ---------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem clamp(1.2rem, 4vw, 3rem);
  transition: background 0.5s var(--ease), border-color 0.5s var(--ease), transform 0.45s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(13, 13, 13, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--line-soft);
}
.nav.is-hidden { transform: translateY(-100%); }

.nav-brand { font-size: 1.35rem; line-height: 1; padding-top: 0.15em; }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.5vw, 2.2rem);
  font-family: var(--caps);
  font-size: 0.82rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}
.nav-links a { color: var(--ink-dim); transition: color 0.3s; padding: 0.4em 0; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }

.nav-cta {
  border: 1px solid var(--line);
  padding: 0.55em 1.3em 0.45em !important;
  color: var(--ink) !important;
  transition: border-color 0.3s, color 0.3s, background 0.3s;
}
.nav-cta:hover { border-color: var(--seum); color: var(--seum) !important; }

.burger {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0.6rem;
}
.burger span {
  display: block;
  width: 26px; height: 1.5px;
  background: var(--ink);
  margin: 6px 0;
  transition: transform 0.35s var(--ease), opacity 0.3s;
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: var(--bg);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.2rem;
  font-size: clamp(1.6rem, 6vw, 2.2rem);
}
.mobile-menu a { color: var(--ink-dim); transition: color 0.3s; }
.mobile-menu a:hover { color: var(--ink); }

body.menu-open { overflow: hidden; }
body.menu-open .mobile-menu { display: flex; }
body.menu-open .burger span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
body.menu-open .burger span:nth-child(2) { opacity: 0; }
body.menu-open .burger span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .burger { display: block; }
}

/* ---------- boutons ---------- */

.btn {
  display: inline-block;
  font-family: var(--caps);
  font-size: 0.92rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 1.05em 2.4em 0.9em;
  transition: border-color 0.35s, color 0.35s, background 0.35s;
  cursor: pointer;
  background: transparent;
}
.btn:hover { border-color: var(--seum); color: var(--seum); }
.btn--full { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn--full:hover { background: var(--seum); border-color: var(--seum); color: var(--bg); }

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

.hero {
  min-height: 100svh;
  display: grid;
  place-items: center;
  position: relative;
  padding: 0;
  background:
    radial-gradient(ellipse 80% 55% at 50% 110%, rgba(212, 175, 55, 0.05), transparent 60%),
    var(--bg);
}

.hero-seq {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 0 6vw;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.7s var(--ease), visibility 0s linear 0.7s;
}
.hero-seq.is-on {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.7s var(--ease);
}

.hero-q { font-size: clamp(3rem, 9vw, 7rem); font-weight: 500; }
.hero-q2 {
  font-size: clamp(1.5rem, 3.6vw, 2.6rem);
  font-style: italic;
  color: var(--ink-dim);
  max-width: 22em;
  line-height: 1.4;
}

.hero-final { display: grid; place-items: center; gap: 2.6rem; }
.hero-final .smiley { width: clamp(64px, 9vw, 96px); }
.hero-final .wordmark { font-size: clamp(2.6rem, 8vw, 5.4rem); letter-spacing: 0.16em; }
.hero-tag {
  font-family: var(--caps);
  font-size: clamp(0.8rem, 1.6vw, 1rem);
  letter-spacing: 0.5em;
  color: var(--ink-dim);
  text-transform: uppercase;
}

.hero-skip {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--caps);
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--ink-faint);
  background: none;
  border: 0;
  cursor: pointer;
  text-transform: uppercase;
  transition: color 0.3s, opacity 0.6s;
  z-index: 5;
}
.hero-skip:hover { color: var(--ink-dim); }

.scroll-hint {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 52px;
  background: linear-gradient(var(--ink-faint), transparent);
  opacity: 0;
  transition: opacity 1s var(--ease) 0.8s;
}
.hero.seq-done .scroll-hint { opacity: 1; }

/* ---------- révélations au scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- blocs éditoriaux ---------- */

.strophe { margin-bottom: 2.4rem; }
.strophe p { margin-bottom: 0.35rem; }

.bigline {
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  line-height: 1.35;
  font-weight: 500;
}

.refus {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  margin-top: 2.4rem;
}
.refus span {
  font-family: var(--caps);
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border: 1px solid var(--line-soft);
  padding: 0.55em 1.1em 0.4em;
  text-decoration: line-through;
  text-decoration-color: rgba(255, 45, 111, 0.6);
  text-decoration-thickness: 1px;
}

/* ---------- actes ---------- */

.actes { display: grid; gap: 0; margin-top: 1rem; }
.acte {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1.5rem;
  align-items: baseline;
  padding: 2rem 0;
  border-top: 1px solid var(--line-soft);
}
.acte:last-child { border-bottom: 1px solid var(--line-soft); }
.acte-num {
  font-family: var(--caps);
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--seum);
  text-transform: uppercase;
}
.acte-nom { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 500; }
.acte-note { color: var(--ink-faint); font-style: italic; margin-top: 0.3rem; font-size: 1.05rem; }

@media (max-width: 640px) {
  .acte { grid-template-columns: 1fr; gap: 0.4rem; }
}

/* ---------- cartes info ---------- */

.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  margin-top: 3rem;
}
.fact { background: var(--bg); padding: 2rem 1.8rem; }
.fact-k {
  font-family: var(--caps);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  color: var(--ink-faint);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.9rem;
}
.fact-v { font-size: 1.35rem; font-weight: 500; line-height: 1.4; }
.fact-v small { display: block; font-size: 0.95rem; color: var(--ink-dim); font-weight: 400; margin-top: 0.3rem; }

/* ---------- formulaires ---------- */

.field { margin-bottom: 2.2rem; }
.field label {
  display: block;
  font-family: var(--caps);
  font-size: 0.75rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 0.7rem;
}
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field textarea,
.field select {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.25rem;
  padding: 0.55em 0;
  border-radius: 0;
  transition: border-color 0.35s;
}
.field textarea { resize: vertical; min-height: 9em; line-height: 1.7; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-bottom-color: var(--seum);
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-faint); font-style: italic; }

.check {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin: 2.6rem 0;
  cursor: pointer;
  font-size: 1.05rem;
  color: var(--ink-dim);
}
.check input {
  appearance: none;
  -webkit-appearance: none;
  width: 20px; height: 20px;
  min-width: 20px;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  position: relative;
  top: 0.35em;
  transition: border-color 0.3s, background 0.3s;
}
.check input:checked { background: var(--seum); border-color: var(--seum); }
.check input:focus-visible { outline: 1px solid var(--seum); outline-offset: 3px; }
.check a { border-bottom: 1px solid var(--line); transition: color 0.3s, border-color 0.3s; }
.check a:hover { color: var(--seum); border-color: var(--seum); }

.form-note { font-size: 0.92rem; color: var(--ink-faint); margin-top: 1.6rem; line-height: 1.6; }

.form-state { display: none; }
.form-state.is-on { display: block; }

/* ---------- FAQ ---------- */

.faq-item { border-top: 1px solid var(--line-soft); padding: 2.2rem 0; }
.faq-item:last-child { border-bottom: 1px solid var(--line-soft); }
.faq-q { font-size: clamp(1.3rem, 2.4vw, 1.65rem); font-weight: 500; margin-bottom: 0.8rem; }
.faq-a { color: var(--ink-dim); max-width: var(--measure); }

/* ---------- smiley ---------- */

.smiley line, .smiley path { stroke: var(--ink); }
.smiley .fill { fill: var(--ink); stroke: none; }
.smiley--seum line, .smiley--seum path { stroke: var(--seum); }
.smiley--seum .fill { fill: var(--seum); stroke: none; }

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

footer {
  border-top: 1px solid var(--line-soft);
  padding: 4.5rem 0 3.5rem;
  margin-top: 2rem;
}
.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  justify-content: space-between;
  align-items: flex-start;
}
.foot-brand .wordmark { font-size: 1.6rem; }
.foot-devise { font-style: italic; color: var(--ink-faint); margin-top: 0.8rem; font-size: 1rem; }
.foot-links {
  display: grid;
  gap: 0.7rem;
  font-family: var(--caps);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}
.foot-links a { color: var(--ink-faint); transition: color 0.3s; }
.foot-links a:hover { color: var(--ink); }
.foot-legal {
  width: 100%;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.85rem;
  color: var(--ink-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2.5rem;
}
.foot-legal a { border-bottom: 1px solid transparent; transition: color 0.3s; }
.foot-legal a:hover { color: var(--ink-dim); }

/* ---------- pages intérieures ---------- */

.page-head {
  padding: clamp(9rem, 22vh, 13rem) 0 clamp(3rem, 8vh, 5rem);
  text-align: left;
}

.manifeste-body p { margin-bottom: 0.4rem; }
.manifeste-body .strophe { margin-bottom: 3rem; }
.manifeste-sign {
  margin-top: 4rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 500;
}

.article { border-top: 1px solid var(--line-soft); padding: 2.6rem 0; }
.article:last-of-type { border-bottom: 1px solid var(--line-soft); }
.article-num {
  font-family: var(--caps);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--seum);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.9rem;
}
.article h3 { margin-bottom: 0.7rem; }
.article p { color: var(--ink-dim); max-width: var(--measure); }

/* ---------- divers ---------- */

.center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-2 { margin-bottom: 2rem; }

.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* ---------- accessibilité / préférences ---------- */

:focus-visible { outline: 1px solid var(--seum); outline-offset: 4px; }

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 100;
  background: var(--ink);
  color: var(--bg);
  padding: 0.8em 1.4em;
  font-family: var(--caps);
  letter-spacing: 0.2em;
}
.skip-link:focus { left: 1rem; top: 1rem; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-seq { transition: none; }
  * { animation: none !important; }
}