:root {
  --white-smoke: #F2F4F3;
  --dark_white-smoke: #d3d3d3;
  --light_white-smoke: #ffffff;

  --pistachio: #89CF63;
  --light_pistachio: #a0ff6c;

  --night:#0A0908;
  --light-night:#191b1b;
  --dark-night:#0f0f0f;

  --dark-light-beige:#e7cfc1;
  --beige:#EAE0D5;
  --beige-doré:#C6AC8E;
  --brun:#5E503F;

  --gunmetal:#22333B;
  --light_gunmetal:#13abe7;
  --extreme_light_gunmetal:#6bb6d1;
}

/* =========================
      MODE CLAIR
   ========================= */
body.light-mode {
  --bg-color: var(--white-smoke);
  --Menu-bg-color: var(--dark-light);
  --Light-menu-bg-color:var(--dark-night);
  --text-color: var(--light-night);
  --header-bg: var(--white-smoke);
  --header-text: var(--white-smoke);
  --link-color: var(--light-night);
  --link-hover: var(--light_gunmetal);
  --btn-bg: var(--GUI-background-dark);
}

/* =========================
      MODE SOMBRE
   ========================= */
body.night-mode {
  --Menu-bg-color: var(--dark-night);
  --Light-menu-bg-color:var(--dark-night);
  --text-color: var(--white-smoke);
  --header-bg: var(--light-night);
  --header-text: var(--light-night);
  --link-color: var(--white-smoke);
  --link-hover: var(--extreme_light_gunmetal);
  --btn-bg: var(--GUI-background-light);
}

/* =========================
        PAGE
   ========================= */
body {
    background-color:#000000e3;
    color: white;
    font-family:  'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    margin: 0;
    padding: 0rem 0;
    text-align: center;
  }

main{
  max-width: 1100px;
  margin: 0 auto 3.5rem;
  padding: 3rem 1.5rem 4rem;
}

h2 {
  text-align: center;
  font-size: clamp(1.4rem, 1.4vw + 1.1rem, 2rem);
  margin: 0 0 2rem;
  color: var(--white-smoke);
  letter-spacing: 0.03em;
}

/* ======================================================
        BLOC CALCULATRICE – STYLE LUXE
   ====================================================== */

.wrapper {
  position: relative;
  background:
    radial-gradient(circle at 0% 0%, rgba(255,255,255,0.05), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(198,172,142,0.05), transparent 55%),
    #05070b; /* fond proche du reste du site */
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.1fr);
  align-items: stretch;
  max-width: 100%;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow:
    0 26px 70px rgba(0,0,0,0.9),
    0 0 0 1px rgba(0,0,0,0.9);
  transition: transform 0.18s ease-out, box-shadow 0.18s ease-out;
}

/* Hover luxe */
.wrapper:hover{
  transform: translateY(-4px);
  box-shadow:
    0 32px 90px rgba(0,0,0,1),
    0 0 30px rgba(198,172,142,0.16);
}

/* Halo doré subtil */
.wrapper::before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:inherit;
  background:
    radial-gradient(circle at 0% 0%, rgba(198,172,142,0.14), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(198,172,142,0.08), transparent 55%);
  pointer-events:none;
  mix-blend-mode: screen;
  opacity:0.8;
}

.panel {
  position: relative;
  padding: clamp(18px, 3vw, 28px);
  box-sizing: border-box;
}

/* Formulaire */
.wrapper .panel:first-child{
  background: #05070b;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
}

/* Section graphique (légèrement plus chaude mais cohérente) */
#chartSection {
  border-left: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(135deg, #121219 0%, #05070b 60%, #121219 100%);
  position: relative;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
}

/* ======================
        INPUTS
   ====================== */

label{
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  color: var(--dark_white-smoke);
}

/* 🔽 RÉDUCTION DE LA LARGEUR DES CHAMPS 🔽 */
.wrapper .panel:first-child label,
.wrapper .panel:first-child input,
.wrapper .panel:first-child select {
  max-width: 85%;
  margin-left: auto;
  margin-right: auto;
}

input, select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  margin-bottom: 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.06);
  background: #0c1120;  /* bleu nuit cohérent avec ton site */
  color: var(--white-smoke);
  font-size: 0.95rem;
  outline: none;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease,
    transform 0.08s ease;
}

input::placeholder{
  color: rgba(255,255,255,0.35);
}

input:focus,
select:focus {
  border-color: rgba(198,172,142,0.4);
  box-shadow: 0 0 8px rgba(198,172,142,0.25);
  background:#10172c;
  transform: translateY(-1px);
}

/* suppression des petites flèches sur les inputs number */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type=number] {
  -moz-appearance: textfield;
}

/* ======================
      RESULTATS
   ====================== */

.results {
  margin-top: 0.5rem;
  text-align: left;
  font-size: 0.9rem;
  color: var(--dark_white-smoke);
}

#chartTopInfo {
  margin-bottom: 0.75rem;
}

#finalValue {
  font-size: clamp(1.6rem, 1.7vw + 1.1rem, 2.1rem);
  font-weight: 700;
  margin: 0 0 0.4rem;
  color: var(--beige-doré);
}

.sub-values {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(242,244,243,0.85);
  padding-right: clamp(10px,2.2vw,24px);
  padding-left: 2px;
  margin-top: 0.1rem;
  flex-wrap: wrap;
}

.sub-values span{
  white-space: nowrap;
}

canvas {
  width: 100% !important;
  height: auto !important;
}

#summary {
  margin-top: 1.4rem;
  font-size: 0.95rem;
  color: rgba(230,230,230,0.9);
  line-height: 1.5;
}

#summary strong{
  color: var(--beige-doré);
  font-weight: 600;
}

/* ======================
      RESPONSIVE
   ====================== */

@media (max-width: 900px){
  .wrapper{
    grid-template-columns: 1fr;
    max-width: 720px;
  }

  #chartSection{
    border-left: none;
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .sub-values{
    justify-content: space-between;
    padding-right: 0;
  }
}

@media (max-width: 420px){
  main{
    padding-inline: 1rem;
  }

  .wrapper{
    border-radius: 14px;
  }

  .sub-values{
    flex-direction: column;
    align-items: flex-start;
  }
}

span#invested, span#earned{
  margin-bottom: 0.3rem;
  margin-top: 0.2rem;
}

footer{
  text-align: center;
  color: var(--dark_white-smoke);
  padding-bottom: 1.8rem;
}