@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@700;900&family=Nunito:wght@400;600;700;800;900&display=swap');

:root {
  --bg: #10241a; --bg2: #173324; --ink: #fff8ea; --mut: #c9d8c6; --mut2: #93ad97;
  --card: #fdf6e6; --card-ink: #2a2116; --card-mut: #7a6a52; --line: rgba(60, 40, 10, .14);
  --or: #ffb547; --or2: #ff8a2b; --or-d: #b85a10; --vert: #3fbf6f; --vert-d: #1f7a44;
  --red: #e5484d; --blue: #2f7cf0; --eau: #3fd2df;
  --r: 18px; --sh: 0 18px 40px rgba(0, 0, 0, .35);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--ink);
  font: 16px/1.55 Nunito, "Segoe UI", system-ui, sans-serif; overflow-x: hidden; }
a { color: inherit; }
img { max-width: 100%; }
h1, h2, h3 { font-family: Cinzel, Georgia, serif; letter-spacing: .5px; line-height: 1.15; margin: 0; }

/* fond : forêt sombre + lucioles */
body::before { content: ""; position: fixed; inset: 0; z-index: -2;
  background: radial-gradient(1200px 600px at 15% -10%, #2a5a3a 0%, transparent 60%),
              radial-gradient(900px 500px at 100% 10%, #1d4a5a 0%, transparent 60%),
              linear-gradient(180deg, #13301f 0%, #0c1c13 100%); }
.lucioles { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.lucioles i { position: absolute; width: 4px; height: 4px; border-radius: 50%; background: #ffe9a3;
  box-shadow: 0 0 10px 3px rgba(255, 220, 120, .55); opacity: 0; animation: luc 9s ease-in-out infinite; }
@keyframes luc { 0%, 100% { opacity: 0; transform: translate(0, 0); } 30% { opacity: .9; } 50% { transform: translate(30px, -40px); } 70% { opacity: .6; } }

/* ---------- barre du haut ---------- */
.nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; gap: 22px; padding: 12px 28px;
  background: rgba(12, 28, 19, .78); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(255, 255, 255, .07); }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: Cinzel, serif; font-weight: 900; font-size: 19px; letter-spacing: 1px; white-space: nowrap; }
.logo-img { width: 34px; height: 38px; object-fit: contain; filter: drop-shadow(0 3px 6px rgba(0, 0, 0, .45)); transform-origin: 50% 85%; }
/* survol : le losange bondit, pivote sur lui-même et retombe avec un petit écrasement, comme une pièce qui saute sur le plateau */
.logo:hover .logo-img { animation: logo-bond .9s cubic-bezier(.3, .7, .4, 1) infinite; }
@keyframes logo-bond {
  0%   { transform: translateY(0) scale(1, 1) rotateY(0); }
  12%  { transform: translateY(0) scale(1.12, .86) rotateY(0); }
  45%  { transform: translateY(-9px) scale(.94, 1.08) rotateY(180deg); }
  78%  { transform: translateY(0) scale(1.1, .9) rotateY(360deg); }
  100% { transform: translateY(0) scale(1, 1) rotateY(360deg); }
}
.logo span { color: var(--or); }
.nav nav { display: flex; gap: 4px; }
.nav nav a { text-decoration: none; padding: 8px 14px; border-radius: 12px; font-weight: 700; color: var(--mut); transition: .2s; display: flex; align-items: center; gap: 7px; }
.nav nav a svg { width: 18px; height: 18px; opacity: .8; }
.nav nav a:hover { color: var(--ink); background: rgba(255, 255, 255, .07); }
.nav nav a.on { color: #2a1600; background: linear-gradient(180deg, var(--or), var(--or2)); box-shadow: 0 3px 0 var(--or-d); }
.nav nav a.on svg { opacity: 1; }
.nav .esp { flex: 1; }
.chip { display: flex; align-items: center; gap: 10px; padding: 5px 14px 5px 5px; border-radius: 999px; text-decoration: none;
  background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .12); transition: .2s; }
.chip:hover { background: rgba(255, 255, 255, .14); }
.av { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; color: #fff; font-size: 15px;
  background: linear-gradient(135deg, var(--c1, #ff8a2b), var(--c2, #e5484d)); box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .2); flex: none; }
.chip b { display: block; font-size: 14px; line-height: 1.1; }
.chip small { display: block; font-size: 12px; color: var(--mut2); line-height: 1.1; }
.tag-inv { font-size: 10.5px; font-weight: 800; letter-spacing: .6px; text-transform: uppercase; padding: 1px 7px; border-radius: 6px;
  background: rgba(255, 181, 71, .18); color: var(--or); margin-left: 4px; vertical-align: 1px; }
.burger { display: none; }
/* ---------- boutons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; font: 800 16px Nunito, sans-serif; cursor: pointer;
  padding: 13px 24px; border-radius: 14px; border: 0; text-decoration: none; transition: transform .15s, box-shadow .15s, filter .15s; white-space: nowrap; }
.btn svg { width: 20px; height: 20px; }
.btn:hover { transform: translateY(-2px); filter: brightness(1.06); }
.btn:active { transform: translateY(1px); }
.btn-or { color: #3a1d00; background: linear-gradient(180deg, #ffd166, var(--or) 45%, var(--or2)); box-shadow: 0 5px 0 var(--or-d), 0 12px 24px rgba(255, 140, 40, .35); }
.btn-or:hover { box-shadow: 0 7px 0 var(--or-d), 0 16px 30px rgba(255, 140, 40, .45); }
.btn-vert { color: #fff; background: linear-gradient(180deg, #5fd98a, var(--vert) 50%, #2b9a58); box-shadow: 0 5px 0 var(--vert-d), 0 12px 24px rgba(40, 180, 100, .3); }
.btn-ghost { color: var(--ink); background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .2); }
.btn-ghost:hover { background: rgba(255, 255, 255, .15); }
.btn-clair { color: var(--card-ink); background: #fff; border: 1px solid var(--line); box-shadow: 0 3px 0 rgba(60, 40, 10, .15); }
.btn[disabled] { opacity: .55; pointer-events: none; }

/* ---------- conteneurs ---------- */
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
.page-tete { padding: 54px 0 28px; }
.page-tete h1 { font-size: 44px; text-shadow: 0 4px 18px rgba(0, 0, 0, .4); }
.page-tete p { color: var(--mut); font-size: 18px; margin: 10px 0 0; max-width: 640px; }
.parch { background: var(--card); color: var(--card-ink); border-radius: var(--r); box-shadow: var(--sh), inset 0 -4px 0 rgba(120, 80, 20, .1);
  position: relative; }
.parch::after { content: ""; position: absolute; inset: 6px; border: 1.5px dashed rgba(150, 110, 50, .22); border-radius: calc(var(--r) - 6px); pointer-events: none; }
.mut { color: var(--card-mut); }
.pied { margin-top: 80px; padding: 30px 0 40px; border-top: 1px solid rgba(255, 255, 255, .07); color: var(--mut2); font-size: 14px; }
.pied .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }

/* champs */
.champ { display: block; margin-bottom: 16px; }
.champ span { display: block; font-weight: 800; font-size: 14px; margin-bottom: 6px; }
.champ input { width: 100%; font: 600 16px Nunito, sans-serif; padding: 13px 15px; border-radius: 12px; border: 2px solid #e6d9bd;
  background: #fffdf7; color: var(--card-ink); transition: .2s; outline: none; }
.champ input:focus { border-color: var(--or); box-shadow: 0 0 0 4px rgba(255, 181, 71, .25); }
.err { background: #ffe5e2; color: #a5281e; border-radius: 10px; padding: 10px 14px; font-weight: 700; font-size: 14px; margin-bottom: 14px; display: none; }
.err.show { display: block; animation: secoue .35s; }
@keyframes secoue { 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }
.ok { background: #e1f7e8; color: #1f6a3c; border-radius: 10px; padding: 10px 14px; font-weight: 700; font-size: 14px; margin-bottom: 14px; display: none; }
.ok.show { display: block; }

/* toast */
#toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 30px); opacity: 0; z-index: 99; transition: .3s;
  background: #1c3a28; color: #fff; padding: 12px 20px; border-radius: 12px; font-weight: 700; box-shadow: var(--sh); border: 1px solid rgba(255, 255, 255, .12); }
#toast.show { opacity: 1; transform: translate(-50%, 0); }

/* apparition au défilement */
.monte { opacity: 0; transform: translateY(24px); transition: opacity .7s, transform .7s; }
.monte.vu { opacity: 1; transform: none; }

@media (max-width: 860px) {
  .nav { padding: 10px 16px; gap: 10px; flex-wrap: wrap; }
  .burger { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; border: 1px solid rgba(255, 255, 255, .15);
    background: rgba(255, 255, 255, .06); color: var(--ink); cursor: pointer; }
  .nav nav { display: none; order: 9; width: 100%; flex-direction: column; padding-bottom: 6px; }
  body.menu .nav nav { display: flex; }
  .chip small { display: none; }
  .wrap { padding: 0 16px; }
  .page-tete { padding: 34px 0 20px; }
  .page-tete h1 { font-size: 32px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }