:root {
  --paper: #F7F8FB;
  --ink: #18253E;
  --ink-soft: #4B5875;
  --primary: #18253E;
  --primary-dark: #0F1829;
  --coral: #F96459;
  --coral-dark: #E14F44;
  --gold: #F9AF14;
  --gold-dark: #DB960A;
  --mint: #41A29F;
  --teal: #41A29F;
  --border: #E3E6EC;
  --surface: #FFFFFF;
  --radius: 1.25rem;
  --shadow-card: 0 2px 10px -2px rgba(24,37,62,.08), 0 8px 30px -8px rgba(24,37,62,.10);
  --shadow-pop: 0 10px 30px -8px rgba(24,37,62,.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: 'Fredoka', 'Plus Jakarta Sans', sans-serif; margin: 0; }
a { color: inherit; }
img { max-width: 100%; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 6px; }

.container { max-width: 72rem; margin: 0 auto; padding: 0 1.5rem; }
.container-sm { max-width: 42rem; margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: 32rem; margin: 0 auto; padding: 0 1.25rem; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }

.btn-primary, .btn-secondary, .btn-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  border-radius: 999px; font-family: 'Fredoka', sans-serif; font-weight: 600;
  cursor: pointer; border: none; text-decoration: none; font-size: .95rem;
  transition: transform .15s ease, background-color .15s ease, border-color .15s ease;
}
.btn-primary {
  background: var(--primary); color: #fff; padding: .9rem 1.5rem; box-shadow: var(--shadow-pop);
}
.btn-primary:hover { background: var(--primary-dark); }
.btn-primary:active { transform: scale(.98); }
.btn-primary:disabled { opacity: .5; pointer-events: none; }
.btn-secondary {
  background: #fff; color: var(--ink); padding: .9rem 1.5rem; border: 2px solid rgba(24,37,62,.1);
}
.btn-secondary:hover { border-color: rgba(24,37,62,.4); }
.btn-secondary:active { transform: scale(.98); }
.btn-ghost { background: transparent; color: var(--ink-soft); padding: .5rem 1rem; font-weight: 600; font-size: .875rem; }
.btn-ghost:hover { background: rgba(24,37,62,.05); }
.btn-block { width: 100%; }
.btn-sm { padding: .5rem 1rem; font-size: .8rem; }

.input, select.input, textarea.input {
  width: 100%; border: 1px solid var(--border); border-radius: .85rem; padding: .75rem 1rem;
  background: #fff; color: var(--ink); font-family: inherit; font-size: .95rem;
}
.input:focus { border-color: var(--primary); outline: 2px solid rgba(24,37,62,.2); }
textarea.input { resize: vertical; }
.label { display: block; margin-bottom: .375rem; font-size: .85rem; font-weight: 600; color: var(--ink-soft); }

.badge {
  display: inline-flex; align-items: center; gap: .25rem; border-radius: 999px;
  padding: .3rem .7rem; font-size: .75rem; font-weight: 600;
}
.badge-participated { background: rgba(65,162,159,.12); color: var(--mint); }
.badge-waiting { background: rgba(249,175,20,.18); color: var(--gold-dark); }
.badge-invited { background: rgba(24,37,62,.1); color: var(--primary); }
.badge-error { background: rgba(249,100,89,.12); color: var(--coral-dark); }

.text-soft { color: var(--ink-soft); }
.text-sm { font-size: .875rem; }
.text-xs { font-size: .75rem; }
.text-center { text-align: center; }
.mb-1 { margin-bottom: .25rem; } .mb-2 { margin-bottom: .5rem; } .mb-3 { margin-bottom: .75rem; }
.mb-4 { margin-bottom: 1rem; } .mb-6 { margin-bottom: 1.5rem; } .mb-8 { margin-bottom: 2rem; }
.mt-1 { margin-top: .25rem; } .mt-2 { margin-top: .5rem; } .mt-4 { margin-top: 1rem; } .mt-6 { margin-top: 1.5rem; }
.flex { display: flex; } .items-center { align-items: center; } .justify-between { justify-content: space-between; }
.gap-1 { gap: .25rem; } .gap-2 { gap: .5rem; } .gap-3 { gap: .75rem; } .gap-4 { gap: 1rem; }
.flex-wrap { flex-wrap: wrap; }
.grid { display: grid; gap: 1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 720px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
thead th { text-align: left; color: var(--ink-soft); font-weight: 600; padding: .75rem 1rem; border-bottom: 1px solid var(--border); }
tbody td { padding: .75rem 1rem; border-bottom: 1px solid rgba(227,230,236,.6); }
tbody tr:last-child td { border-bottom: none; }

.header-bar {
  background: #fff; border-bottom: 1px solid var(--border);
}
.header-bar .container { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.5rem; }
.brand { display: flex; align-items: center; gap: .5rem; font-family: 'Fredoka', sans-serif; font-weight: 600; font-size: 1.1rem; text-decoration: none; color: var(--ink); }

.tabs { display: flex; gap: .25rem; overflow-x: auto; border-bottom: 1px solid var(--border); }
.tabs a {
  white-space: nowrap; padding: .65rem 1rem; border-bottom: 2px solid transparent;
  font-size: .875rem; font-weight: 600; color: var(--ink-soft); text-decoration: none;
}
.tabs a.active { border-color: var(--primary); color: var(--primary); }

.toast {
  position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: .65rem 1.25rem; border-radius: 999px;
  font-size: .9rem; font-weight: 500; box-shadow: var(--shadow-pop); z-index: 50;
}
.flash { border-radius: .85rem; padding: .75rem 1rem; margin-bottom: 1rem; font-size: .9rem; font-weight: 500; }
.flash-success { background: rgba(65,162,159,.12); color: var(--mint); }
.flash-error { background: rgba(249,100,89,.12); color: var(--coral-dark); }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(24,37,62,.4); display: flex; align-items: center;
  justify-content: center; padding: 1rem; z-index: 100;
}
.modal-box { background: #fff; border-radius: var(--radius); padding: 1.5rem; max-width: 26rem; width: 100%; }

/* Upload : boutons mobile / zone de dépôt desktop */
.mobile-only { display: grid; gap: .75rem; }
.desktop-only { display: none; }
@media (min-width: 640px) {
  .mobile-only { display: none; }
  .desktop-only { display: block; }
}

.big-btn {
  display: flex; align-items: center; gap: 1rem; padding: 1.25rem; background: #fff;
  border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-card);
  cursor: pointer; width: 100%; text-align: left;
}
.big-btn:active { transform: scale(.98); }
.big-btn .emoji { font-size: 1.75rem; }
.big-btn .label { font-family: 'Fredoka', sans-serif; font-weight: 600; }

.dropzone {
  border: 2px dashed var(--border); border-radius: var(--radius); padding: 3rem;
  text-align: center; background: #fff; transition: border-color .15s, background-color .15s;
}
.dropzone.dragover { border-color: var(--primary); background: rgba(24,37,62,.05); }

.progress-track { height: .65rem; width: 100%; border-radius: 999px; background: rgba(24,37,62,.06); overflow: hidden; }
.progress-fill { height: 100%; border-radius: 999px; transition: width .25s ease; background: var(--primary); }

@keyframes box-bob {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-6px) rotate(1deg); }
}
.anim-box-bob { animation: box-bob 2.4s ease-in-out infinite; display: inline-block; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}