/* base.css — thème, fondations, composants partagés (Grande Ambition) */

:root {
  --bg: #101322;
  --bg-panel: #191d33;
  --bg-card: #222741;
  --border: #363c61;
  --teal: #4ecdc4;
  --teal-dark: #2d9d94;
  --gold: #e8c257;
  --text: #e9ecf5;
  --text-dim: #98a0bd;
  --danger: #e05555;
  --success: #7ed957;
  --radius: 12px;
}

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

html, body { height: 100%; }

body {
  font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

h1, h2 { font-family: Georgia, 'Times New Roman', serif; }

button { font-family: inherit; cursor: pointer; }

.hidden { display: none !important; }
.dim { color: var(--text-dim); }
.pos { color: var(--success); }
.neg { color: var(--danger); }

/* ── Écrans ── */
.screen { display: none; height: 100vh; overflow-y: auto; }
.screen.active { display: flex; flex-direction: column; align-items: center; justify-content: center; animation: fade-in 0.3s ease; }
#screen-game.active { display: block; overflow: hidden; }

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

/* ── Boutons ── */
.btn {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  color: var(--text);
  padding: 0.6rem 1.1rem;
  font-size: 0.95rem;
  transition: filter 0.15s ease, transform 0.08s ease;
}

.btn:hover:not(:disabled) { filter: brightness(1.25); }
.btn:active:not(:disabled) { transform: scale(0.97); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(180deg, var(--teal) 0%, var(--teal-dark) 100%);
  border-color: var(--teal-dark);
  color: #04211f;
  font-weight: 800;
}

.btn-ghost { background: transparent; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-block { width: 100%; }
.btn-big { font-size: 1.15rem; padding: 0.85rem 2rem; }
.btn-icon { padding: 0.4rem 0.65rem; line-height: 1; }

.btn-small {
  padding: 0.4rem 0.6rem;
  font-size: 0.84rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
  color: var(--text);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
  transition: filter 0.15s ease;
}
.btn-small:hover:not(:disabled) { filter: brightness(1.3); }
.btn-small:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-sub { font-size: 0.72rem; color: var(--gold); }

.btn-row { display: flex; gap: 0.45rem; flex-wrap: wrap; }

/* ── Champs ── */
.field { display: flex; flex-direction: column; gap: 0.3rem; text-align: left; font-size: 0.9rem; color: var(--text-dim); }

input[type='text'], input[type='number'], select {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 0.6rem 0.8rem;
  font-size: 1rem;
  outline: none;
}

input:focus, select:focus { border-color: var(--teal); }

input[type='range'] { width: 100%; accent-color: var(--teal); }

.shake { animation: shake 0.4s ease; }
@keyframes shake {
  0%, 100% { transform: none; }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* ── Modales ── */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(6, 8, 18, 0.75);
  backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
}

.modal {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  width: min(480px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.modal-title { color: var(--teal); margin-bottom: 1rem; }

.help-text { display: grid; gap: 0.7rem; font-size: 0.92rem; line-height: 1.5; color: var(--text-dim); margin-bottom: 1rem; }
.help-text strong { color: var(--text); }

/* ── Toasts ── */
.toasts {
  position: fixed;
  top: 72px;
  left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.45rem;
  z-index: 400; pointer-events: none;
  width: min(460px, calc(100vw - 2rem));
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  opacity: 0; transform: translateY(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  max-width: 100%;
}

.toast.visible { opacity: 1; transform: none; }
.toast-danger { border-color: var(--danger); }
.toast-success { border-color: var(--success); }
.toast-gold { border-color: var(--gold); }

/* ── Indicateur de connexion ── */
.conn-status {
  position: fixed;
  bottom: 14px; left: 50%;
  transform: translateX(-50%);
  z-index: 500;
  background: var(--bg-card);
  border: 1px solid var(--gold);
  border-radius: 99px;
  padding: 0.45rem 1.1rem;
  font-size: 0.88rem;
}

/* barres de défilement discrètes */
::-webkit-scrollbar { width: 9px; }
::-webkit-scrollbar-track { background: var(--bg-panel); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 5px; }