/*
   BudgetPylot — Design System
   Palette : bleu marine #1a3a6e | vert #4caf50 | or #f5a623
   Typo : Sora (titres) + DM Sans (corps)*/

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* Variables */
:root {
  --bleu:       #1a3a6e;
  --bleu-clair: #2a5298;
  --bleu-pale:  #e8eef8;
  --vert:       #4caf50;
  --vert-fonce: #388e3c;
  --vert-pale:  #e8f5e9;
  --or:         #f5a623;
  --or-pale:    #fff8e1;
  --rouge:      #e53935;
  --rouge-pale: #ffebee;
  --gris-fond:  #f4f6fb;
  --gris-bord:  #dde3f0;
  --gris-texte: #5a6785;
  --blanc:      #ffffff;
  --ombre-card: 0 2px 12px rgba(26,58,110,0.08);
  --ombre-hover:0 6px 24px rgba(26,58,110,0.16);
  --rayon:      12px;
  --rayon-sm:   8px;
  --transition: 0.2s ease;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--gris-fond);
  color: #1e2b45;
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
}

/* HEADER*/
header {
  background: var(--bleu);
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
  position: sticky;
  top: 0;
  z-index: 100;
}

header img.logo {
  height: 60px;
  width: auto;
}

/*WIZARD NAV*/
.wizard-nav {
  background: var(--blanc);
  border-bottom: 2px solid var(--gris-bord);
  padding: 0 24px;
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.wizard-nav::-webkit-scrollbar { display: none; }

.wizard-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gris-texte);
  text-decoration: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: color var(--transition), border-color var(--transition);
}

.wizard-step:hover { color: var(--bleu); }

.wizard-step.done {
  color: var(--vert-fonce);
  border-bottom-color: var(--vert);
}

.wizard-step.done::before {
  content: "✓";
  font-size: 11px;
  background: var(--vert);
  color: white;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.wizard-step.active {
  color: var(--bleu);
  font-weight: 600;
  border-bottom-color: var(--bleu);
}

/*MESSAGES FLASH */
.flash {
  background: var(--or-pale);
  border-left: 4px solid var(--or);
  padding: 12px 20px;
  margin: 16px 32px;
  border-radius: var(--rayon-sm);
  font-size: 14px;
  color: #7a5a00;
}

/*  MAIN / LAYOUT*/
main {
  max-width: 1100px;
  margin: 32px auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/*CARDS / SECTIONS*/
.section {
  background: var(--blanc);
  border-radius: var(--rayon);
  padding: 28px 32px;
  box-shadow: var(--ombre-card);
  border: 1px solid var(--gris-bord);
  animation: fadeUp 0.3s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.section h2 {
  font-family: 'Sora', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--bleu);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bleu-pale);
  display: flex;
  align-items: center;
  gap: 10px;
}

.section h3 {
  font-family: 'Sora', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--bleu);
  margin: 20px 0 12px;
}

.section h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--gris-texte);
  margin: 16px 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* FORMULAIRES*/
label {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--gris-texte);
  margin-bottom: 4px;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="file"],
select,
textarea {
  width: 100%;
  max-width: 420px;
  padding: 9px 13px;
  border: 1.5px solid var(--gris-bord);
  border-radius: var(--rayon-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: #1e2b45;
  background: var(--blanc);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  display: block;
  margin-bottom: 12px;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--bleu-clair);
  box-shadow: 0 0 0 3px rgba(42,82,152,0.12);
}

input[type="checkbox"] {
  width: auto;
  display: inline;
  margin-right: 6px;
  accent-color: var(--bleu);
}

/* Champ petit (année, jour) */
input.small { max-width: 90px; }

/* 
   BOUTONS*/
button,
.btn-primary,
.btn-nav,
a.btn-primary,
a.btn-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  border-radius: var(--rayon-sm);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

button[type="submit"],
.btn-primary {
  background: var(--bleu);
  color: var(--blanc);
}

button[type="submit"]:hover,
.btn-primary:hover {
  background: var(--bleu-clair);
  box-shadow: 0 4px 12px rgba(26,58,110,0.25);
  transform: translateY(-1px);
}

.btn-nav {
  background: var(--gris-fond);
  color: var(--bleu);
  border: 1.5px solid var(--gris-bord);
}

.btn-nav:hover {
  background: var(--bleu-pale);
  border-color: var(--bleu-clair);
}

.btn-danger {
  background: var(--rouge-pale);
  color: var(--rouge);
  border: 1.5px solid #ffcdd2;
}

.btn-danger:hover { background: #ffcdd2; }

a {
  color: var(--bleu-clair);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

a:hover { color: var(--bleu); text-decoration: underline; }

/*
   TABLEAUX */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  margin-top: 8px;
}

th {
  background: var(--bleu-pale);
  color: var(--bleu);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid var(--gris-bord);
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--gris-bord);
  color: #2c3e60;
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }

tr:hover td { background: var(--bleu-pale); }

/*
   BADGES / INDICATEURS
 */
.positif { color: var(--vert-fonce); font-weight: 600; }
.negatif { color: var(--rouge); font-weight: 600; }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.badge-bleu  { background: var(--bleu-pale);  color: var(--bleu); }
.badge-vert  { background: var(--vert-pale);  color: var(--vert-fonce); }
.badge-or    { background: var(--or-pale);    color: #7a5a00; }
.badge-rouge { background: var(--rouge-pale); color: var(--rouge); }

/* 
   WARNINGS*/
.warning-box {
  background: var(--or-pale);
  border: 1.5px solid var(--or);
  border-radius: var(--rayon-sm);
  padding: 12px 16px;
  font-size: 13.5px;
  color: #6b4c00;
  margin: 8px 0 16px;
}

.warning-box strong { color: #5a3e00; }

/*DETAILS / ACCORDION*/
details {
  border: 1.5px solid var(--gris-bord);
  border-radius: var(--rayon-sm);
  margin: 8px 0;
  overflow: hidden;
}

summary {
  padding: 10px 16px;
  cursor: pointer;
  font-weight: 500;
  font-size: 13.5px;
  color: var(--bleu);
  background: var(--bleu-pale);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

summary::-webkit-details-marker { display: none; }

summary::before {
  content: "▸";
  font-size: 12px;
  transition: transform var(--transition);
}

details[open] summary::before { transform: rotate(90deg); }

details > *:not(summary) {
  padding: 16px;
}

/*WIZARD Footer*/
.wizard-footer {
  background: var(--blanc);
  border-top: 2px solid var(--gris-bord);
  padding: 16px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  bottom: 0;
  z-index: 99;
  gap: 12px;
}

/* PAGE ACCUEIL*/
.accueil {
  text-align: center;
  padding: 60px 32px;
  background: linear-gradient(135deg, var(--bleu) 0%, var(--bleu-clair) 100%);
  color: var(--blanc);
  border: none;
}

.accueil h2 {
  font-family: 'Sora', sans-serif;
  font-size: 32px;
  font-weight: 800;
  color: var(--blanc);
  border: none;
  margin-bottom: 8px;
}

.accueil p {
  font-size: 16px;
  opacity: 0.85;
  margin-bottom: 40px;
}

.choix-accueil {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.carte-choix {
  background: rgba(255,255,255,0.12);
  border: 1.5px solid rgba(255,255,255,0.25);
  border-radius: var(--rayon);
  padding: 32px 28px;
  max-width: 300px;
  flex: 1;
  backdrop-filter: blur(8px);
  transition: background var(--transition), transform var(--transition);
  text-align: left;
}

.carte-choix:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-4px);
}

.carte-choix h3 {
  font-family: 'Sora', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--blanc);
  margin-bottom: 10px;
}

.carte-choix p {
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 20px;
  line-height: 1.5;
}

.carte-choix .btn-primary {
  background: var(--vert);
  color: white;
}

.carte-choix .btn-primary:hover {
  background: var(--vert-fonce);
}

.carte-choix input[type="file"] {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.3);
  color: white;
  max-width: 100%;
  margin-bottom: 10px;
}

/* SYNTHESE — GRILLE DE CARTES*/
.recap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin-bottom: 8px;
}

.recap-card {
  background: var(--bleu-pale);
  border-radius: var(--rayon-sm);
  padding: 18px 16px;
  text-align: center;
  border: 1.5px solid var(--gris-bord);
}

.recap-card .rc-nombre {
  font-family: 'Sora', sans-serif;
  font-size: 28px;
  font-weight: 800;
  color: var(--bleu);
  line-height: 1;
}

.recap-card .rc-label {
  font-size: 12px;
  color: var(--gris-texte);
  margin-top: 4px;
  font-weight: 500;
}

.actions-grid {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
/* STATS — KPI CARDS */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 4px;
}

.kpi-card {
  background: var(--blanc);
  border: 1.5px solid var(--gris-bord);
  border-radius: var(--rayon);
  padding: 20px;
  transition: box-shadow var(--transition);
}

.kpi-card:hover { box-shadow: var(--ombre-hover); }

.kpi-card .kpi-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--gris-texte);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.kpi-card .kpi-value {
  font-family: 'Sora', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--bleu);
}

.kpi-card .kpi-sub {
  font-size: 12px;
  color: var(--gris-texte);
  margin-top: 4px;
}

.kpi-card.vert  { border-left: 4px solid var(--vert); }
.kpi-card.rouge { border-left: 4px solid var(--rouge); }
.kpi-card.or    { border-left: 4px solid var(--or); }
.kpi-card.bleu  { border-left: 4px solid var(--bleu); }

/* Responsive */
@media (max-width: 768px) {
  main { padding: 0 16px; margin: 16px auto; }

  .section { padding: 20px 18px; }

  header { padding: 0 16px; }

  .wizard-nav { padding: 0 12px; }

  .wizard-step { padding: 12px 10px; font-size: 12px; }

  .accueil { padding: 40px 20px; }
  .accueil h2 { font-size: 24px; }

  .choix-accueil { flex-direction: column; align-items: center; }
  .carte-choix { max-width: 100%; width: 100%; }

  input[type="text"], input[type="number"],
  input[type="date"], select { max-width: 100%; }

  .kpi-grid { grid-template-columns: repeat(2, 1fr); }

  .wizard-footer { padding: 12px 16px; }

  table { font-size: 12px; }
  th, td { padding: 8px 10px; }
}

@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .recap-grid { grid-template-columns: repeat(2, 1fr); }
}

/*  HEADER enrichi */
header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 28px;
  height: 64px;
  background: var(--bleu);
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-logo-link { display: flex; align-items: center; text-decoration: none; }

.header-tagline {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex: 1;
}

.header-title {
  font-family: 'Sora', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: white;
}

.header-sub {
  font-size: 11px;
  color: rgba(255,255,255,0.65);
  font-weight: 300;
}

.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.btn-header-csv {
  background: var(--vert);
  color: white;
  padding: 6px 14px;
  border-radius: var(--rayon-sm);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition);
}

.btn-header-csv:hover { background: var(--vert-fonce); color: white; text-decoration: none; }

.btn-header-reset {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.8);
  padding: 6px 12px;
  border-radius: var(--rayon-sm);
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.2);
  transition: background var(--transition);
}

.btn-header-reset:hover {
  background: rgba(229,57,53,0.3);
  color: white;
  text-decoration: none;
}

/* FOOTER GLOBAL*/
.site-footer {
  background: var(--bleu);
  border-top: 2px solid rgba(255,255,255,0.1);
  margin-top: 48px;
  padding: 20px 32px;
}

.site-footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255,255,255,0.65);
}

.site-footer-inner a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.site-footer-inner a:hover { color: white; text-decoration: none; }

/*  RESPONSIVE header */
@media (max-width: 600px) {
  .header-sub { display: none; }
  .btn-header-csv span { display: none; }
  header { padding: 0 16px; gap: 10px; }
}