/* ==========================================================
   Lilibye – feuille de styles
   ========================================================== */

:root {
  --navy: #1f3a5f;
  --navy-soft: #34507a;
  --green: #5e7d45;
  --green-dark: #4b6736;
  --green-pale: #eef3e8;
  --cream: #f8f5ee;
  --butter: #f7eeb8;
  --text: #2b3445;
  --serif: "EB Garamond", Georgia, "Times New Roman", serif;
  --max: 1120px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.15rem;
  line-height: 1.55;
  color: var(--text);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--navy);
  line-height: 1.1;
  margin: 0;
}

h2 { font-size: clamp(2rem, 3.6vw, 2.7rem); margin-bottom: 1.4rem; }

p { margin: 0 0 1rem; }

.container {
  width: min(var(--max), 100% - 3rem);
  margin-inline: auto;
}

.center { text-align: center; }

.section { padding: clamp(3.5rem, 7vw, 6rem) 0; }

.split {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
}

.i18n-loading body { visibility: hidden; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-width: 190px;
  padding: 0.75rem 1.8rem;
  border-radius: 10px;
  font-family: var(--serif);
  font-size: 1.1rem;
  text-decoration: none;
  transition: background-color .25s, transform .25s;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--green); color: #fff; border: 1.5px solid var(--green); }
.btn-primary:hover { background: var(--green-dark); }

.btn-outline { background: transparent; color: var(--navy); border: 1.5px solid var(--green); }
.btn-outline:hover { background: var(--green-pale); }

.btn-row { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.6rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 245, 238, .95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(31, 58, 95, .08);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 68px;
}

.logo {
  font-size: 2rem;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
}

.main-nav { display: flex; align-items: center; gap: 1.8rem; margin-left: auto; }
.main-nav a {
  white-space: nowrap;
  text-decoration: none;
  color: var(--navy);
  padding: .3rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color .2s, color .2s;
}
.main-nav a:hover { color: var(--green); }
.main-nav a.active { border-color: var(--green); }

.nav-toggle { display: none; }

/* ---------- Language switch ---------- */
.header-actions { display: flex; align-items: center; gap: .8rem; margin-left: 1.5rem; }

.lang-switch {
  display: flex;
  align-items: center;
  gap: .15rem;
  font-size: .9rem;
  color: rgba(31, 58, 95, .4);
}
.lang-switch button {
  background: none;
  border: 0;
  border-radius: 999px;
  padding: .25rem .55rem;
  font-family: var(--serif);
  font-size: .9rem;
  letter-spacing: .05em;
  color: var(--navy);
  cursor: pointer;
  transition: background-color .2s, color .2s;
}
.lang-switch button:hover { color: var(--green); }
.lang-switch button[aria-pressed="true"] { background: var(--green); color: #fff; }

/* ---------- 1. Book ---------- */
.book {
  background:
    radial-gradient(ellipse at 15% 50%, rgba(247, 238, 184, .55), transparent 45%),
    var(--cream);
}

.book-col { justify-self: center; width: 100%; max-width: 360px; text-align: center; }

.flip-book {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  perspective: 1800px;
}
.flip-inner {
  position: relative;
  display: block;
  transform-style: preserve-3d;
  transition: transform .9s cubic-bezier(.4, .2, .2, 1);
}
.flip-book:hover .flip-inner { transform: rotateY(-8deg); }
.flip-book[aria-pressed="true"] .flip-inner { transform: rotateY(180deg); }
.flip-book[aria-pressed="true"]:hover .flip-inner { transform: rotateY(172deg); }
.flip-book:focus-visible { outline: 3px solid var(--green); outline-offset: 6px; border-radius: 8px; }

.flip-front,
.flip-back {
  width: 100%;
  border-radius: 6px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  box-shadow: 0 0 40px 8px rgba(247, 238, 184, .7), 0 18px 36px rgba(31, 58, 95, .18);
}
.flip-back { position: absolute; inset: 0; height: 100%; transform: rotateY(180deg); }

.flip-hint { font-size: .95rem; font-style: italic; color: var(--navy-soft); margin: 1.1rem 0 0; }

.book-text h1 { font-size: clamp(3.4rem, 7vw, 5rem); letter-spacing: -.01em; }
.book-text .subtitle {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  font-style: italic;
  color: var(--navy);
  margin: .3rem 0 0;
}
.rule { display: block; width: 58px; height: 2px; background: var(--green); margin: 1.2rem 0 1.5rem; }
.lead { color: var(--navy); font-size: 1.25rem; max-width: 34rem; }

/* ---------- 2. Meet Lilibye ---------- */
.meet { background: var(--green-pale); }
.meet .split { grid-template-columns: 1.1fr 1fr; }
.meet-text p { max-width: 32rem; color: var(--navy); }

.page-frame {
  justify-self: center;
  max-width: 400px;
  padding: 16px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(31, 58, 95, .14);
  transform: rotate(1.5deg);
  transition: transform .5s;
}
.page-frame:hover { transform: rotate(0); }

/* ---------- 3. People ---------- */
.people h2 { margin-bottom: 2.8rem; }

.people-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
}

.person { display: grid; grid-template-columns: 200px 1fr; gap: 1.6rem; align-items: start; }

.person-photo { aspect-ratio: 2 / 3; }
.person-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 6px;
  box-shadow: 0 0 0 10px var(--cream), 0 0 30px 14px rgba(31, 58, 95, .08);
}

.person-role {
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(43, 52, 69, .7);
  margin-bottom: .3rem;
}
.person h3 { font-size: 1.7rem; margin-bottom: .3rem; }
.person-tagline { font-size: 1.2rem; color: var(--navy); }
.person-text p:not(.person-role):not(.person-tagline) { font-size: 1rem; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid rgba(31, 58, 95, .1);
  padding: 2rem 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer-nav { display: flex; flex-wrap: wrap; gap: .3rem 0; font-size: .95rem; }
.footer-nav a { text-decoration: none; color: var(--navy); padding: 0 .9rem; border-left: 1px solid rgba(31,58,95,.35); }
.footer-nav a:first-child { border-left: 0; }
.footer-nav a:hover { color: var(--green); }
.copyright { font-size: .85rem; color: rgba(43, 52, 69, .65); margin: 0; }

/* ---------- Image placeholders (shown until real images are added) ---------- */
.img-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 240px;
  padding: 1rem;
  font-size: .9rem;
  color: var(--navy-soft);
  background:
    repeating-linear-gradient(45deg, rgba(94,125,69,.08) 0 12px, transparent 12px 24px),
    rgba(255,255,255,.5);
  border: 2px dashed rgba(94,125,69,.45);
}

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.visible { opacity: 1; transform: none; }
.page-frame.reveal.visible { transform: rotate(1.5deg); }
.page-frame.reveal.visible:hover { transform: rotate(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .page-frame, .flip-inner { transition: none; }
}

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 980px) {
  .people-grid { grid-template-columns: 1fr; max-width: 640px; margin-inline: auto; }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: 0;
    padding: .5rem;
    cursor: pointer;
  }
  .nav-toggle span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: transform .3s, opacity .3s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .header-actions { margin-left: auto; }
  .main-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--cream);
    box-shadow: 0 10px 20px rgba(31, 58, 95, .08);
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
  }
  .main-nav.open { max-height: 320px; }
  .main-nav a { width: 100%; text-align: center; padding: .9rem; border-bottom: 1px solid rgba(31,58,95,.06); }
  .main-nav a.active { border-bottom-color: rgba(31,58,95,.06); color: var(--green); }

  .split,
  .meet .split { grid-template-columns: 1fr; }
  .book-col { max-width: 300px; }
  .book-text { text-align: center; }
  .book-text .rule { margin-inline: auto; }
  .book-text .lead { margin-inline: auto; }
  .btn-row { justify-content: center; }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav { justify-content: center; }
}

@media (max-width: 560px) {
  body { font-size: 1.05rem; }
  .btn { width: 100%; }
  .person { grid-template-columns: 1fr; }
  .person-photo { max-width: 220px; margin-inline: auto; }
  .person-text { text-align: center; }
}