:root {
  --bg: #f2f0fb;
  --bg-2: #eef6f5;
  --panel: #ffffff;
  --border: #e4e0f5;
  --text: #211d3a;
  --text-muted: #756f95;
  --primary: #6c5ce7;
  --primary-dark: #5140d6;
  --primary-light: #eeeafd;
  --accent: #ff8a65;
  --accent-dark: #f4511e;
  --semA: #2d9cdb;
  --semA-bg: #e4f4fd;
  --semB: #27ae60;
  --semB-bg: #e5f8ed;
  --danger: #eb5757;
  --danger-bg: #fdeaea;
  --warn: #f2994a;
  --warn-bg: #fef3e6;
  --niveau-6e: #ef476f;
  --niveau-6e-bg: #fde6ec;
  --niveau-5e: #06a0a0;
  --niveau-5e-bg: #e0f7f7;
  --niveau-4e: #f2a900;
  --niveau-4e-bg: #fff3d6;
  --niveau-3e: #7c5cff;
  --niveau-3e-bg: #ece6ff;
  --radius: 14px;
  --shadow: 0 2px 6px rgba(76, 55, 150, 0.08), 0 1px 2px rgba(76, 55, 150, 0.06);
  --shadow-hover: 0 10px 24px rgba(76, 55, 150, 0.14), 0 2px 6px rgba(76, 55, 150, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Nunito", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  position: relative;
}

h1, h2, h3, .brand-title {
  font-family: "Baloo 2", "Nunito", sans-serif;
}

::selection { background: var(--primary); color: #fff; }

/* decorative floating blobs behind everything */
.bg-decor {
  position: fixed;
  inset: 0;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
}
.bg-decor .blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  animation: float 16s ease-in-out infinite;
}
.blob-1 { width: 420px; height: 420px; background: #a29bfe; top: -120px; left: -100px; animation-delay: 0s; }
.blob-2 { width: 380px; height: 380px; background: #81ecec; top: 40%; right: -140px; animation-delay: -5s; }
.blob-3 { width: 320px; height: 320px; background: #ffd3b6; bottom: -140px; left: 30%; animation-delay: -10s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -25px) scale(1.06); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

#app { display: flex; flex-direction: column; min-height: 100vh; position: relative; z-index: 1; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  background: linear-gradient(120deg, var(--primary) 0%, #8b7bf0 55%, #6ec9c9 130%);
  color: #fff;
  box-shadow: 0 4px 18px rgba(90, 70, 190, 0.25);
  position: relative;
  overflow: hidden;
}
.topbar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% -20%, rgba(255,255,255,0.35), transparent 55%);
  pointer-events: none;
}

.brand { display: flex; align-items: center; gap: 12px; position: relative; }
.brand-icon {
  font-size: 30px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: 6px 10px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.3);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-title { font-size: 19px; font-weight: 700; letter-spacing: 0.2px; }
.brand-sub { font-size: 11.5px; opacity: 0.85; font-weight: 600; }

.annee-selector { display: flex; align-items: center; gap: 10px; position: relative; }
.annee-selector label { color: rgba(255,255,255,0.85); font-size: 12.5px; font-weight: 700; }
.annee-selector select {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
  font-weight: 700;
}
.annee-selector select option { color: var(--text); }

.settings-btn {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
  border-radius: 8px;
  padding: 7px 10px;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.2s ease;
}
.settings-btn:hover { background: rgba(255, 255, 255, 0.28); transform: rotate(30deg); }
.settings-btn.active { background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.15); }

.settings-subnav { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.settings-subnav-btn {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: var(--panel);
  color: var(--text-muted);
  font-family: inherit;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.settings-subnav-btn:hover { border-color: var(--primary); color: var(--primary-dark); }
.settings-subnav-btn.active {
  background: linear-gradient(120deg, var(--primary), #8b7bf0);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 3px 10px rgba(108, 92, 231, 0.3);
}

select, input[type=text], input[type=date], input[type=time], input[type=number], textarea {
  font-family: inherit;
  font-size: 14px;
  padding: 8px 11px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

textarea { resize: vertical; }

.tabs {
  display: flex;
  gap: 6px;
  padding: 12px 28px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-muted);
  border-radius: 999px;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.tab-icon { font-size: 15px; }

.tab-btn:hover { color: var(--primary-dark); background: var(--primary-light); }
.tab-btn:active { transform: scale(0.97); }

.tab-btn.active {
  color: #fff;
  background: linear-gradient(120deg, var(--primary), #8b7bf0);
  box-shadow: 0 4px 12px rgba(108, 92, 231, 0.35);
}

main#tab-content {
  flex: 1;
  padding: 26px 24px;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  animation: fadeInUp 0.28s ease;
}

.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 28px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 12px;
  background: var(--panel);
}

.footer-actions { display: flex; gap: 8px; align-items: center; }
.footer-actions a.btn { text-decoration: none; }

#sync-status { font-weight: 700; }
#sync-status.status-saving { color: var(--text-muted); }
#sync-status.status-saved { color: var(--semB); }
#sync-status.status-error { color: var(--danger); font-weight: 800; }

.login-wrap {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  padding: 36px 34px;
  max-width: 360px;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.login-icon { font-size: 40px; }
.login-card h1 { margin: 0; font-size: 20px; }
.login-sub { margin: 0; color: var(--text-muted); font-size: 13px; }
.login-error {
  margin: 0;
  background: var(--danger-bg);
  color: var(--danger);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 700;
}
.login-card input[type=password] { text-align: center; }
.login-card .btn { margin-top: 4px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.card:hover { box-shadow: var(--shadow-hover); }

.card h2, .card h3 { margin-top: 0; color: var(--text); }
.card h2 { font-size: 19px; }
.card h3 { font-size: 16px; }

.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 160px; }

.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 13px; }
.field label { font-size: 12px; color: var(--text-muted); font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; }
.field-label-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; text-transform: none; }

.btn {
  padding: 9px 16px;
  border-radius: 9px;
  border: none;
  background: linear-gradient(120deg, var(--primary), var(--primary-dark));
  color: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 3px 10px rgba(108, 92, 231, 0.3);
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}
.btn:hover { filter: brightness(1.06); box-shadow: 0 5px 14px rgba(108, 92, 231, 0.4); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-ghost {
  background: var(--panel);
  color: var(--primary-dark);
  border: 1.5px solid var(--border);
  box-shadow: none;
}
.btn-ghost:hover { background: var(--primary-light); border-color: var(--primary); box-shadow: none; transform: none; }

.btn-danger {
  background: var(--panel);
  color: var(--danger);
  border: 1.5px solid var(--danger);
  box-shadow: none;
}
.btn-danger:hover { background: var(--danger-bg); box-shadow: none; transform: none; }

.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn-xs { padding: 3px 9px; font-size: 11px; font-weight: 700; text-transform: none; letter-spacing: 0; border-radius: 7px; }

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 46px 24px;
  font-size: 14.5px;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fbfaff, #f6f4ff);
}
.empty-state::before {
  content: "🌱";
  display: block;
  font-size: 32px;
  margin-bottom: 10px;
}

table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--text-muted); font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.badge-A { background: var(--semA-bg); color: var(--semA); }
.badge-B { background: var(--semB-bg); color: var(--semB); }
.badge-niveau { background: var(--primary-light); color: var(--primary-dark); }
.badge-active { background: linear-gradient(120deg, var(--primary), #8b7bf0); color: #fff; }
.badge-vac { background: var(--warn-bg); color: var(--warn); }
.badge-ok { background: var(--semB-bg); color: var(--semB); }
.badge-warn { background: var(--danger-bg); color: var(--danger); }

.badge-niveau-6e { background: var(--niveau-6e-bg); color: var(--niveau-6e); }
.badge-niveau-5e { background: var(--niveau-5e-bg); color: var(--niveau-5e); }
.badge-niveau-4e { background: var(--niveau-4e-bg); color: #a67200; }
.badge-niveau-3e { background: var(--niveau-3e-bg); color: var(--niveau-3e); }

.classe-list { display: flex; flex-direction: column; gap: 10px; }
.classe-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.classe-item:hover { border-color: var(--primary); transform: translateX(2px); }
.classe-item select.cl-niveau {
  padding: 3px 26px 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.02em;
  border: none;
  cursor: pointer;
}
.classe-item .nom { font-weight: 800; flex: 1; }

.edt-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.edt-col { border: 1.5px solid var(--border); border-radius: var(--radius); padding: 16px; background: var(--panel); }
.edt-col.type-A { border-top: 4px solid var(--semA); background: linear-gradient(180deg, var(--semA-bg) 0%, var(--panel) 90px); }
.edt-col.type-B { border-top: 4px solid var(--semB); background: linear-gradient(180deg, var(--semB-bg) 0%, var(--panel) 90px); }
.edt-col h3 { display: flex; justify-content: space-between; align-items: center; font-size: 15px; }
.slot-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.slot-row select, .slot-row input { flex: 1; min-width: 0; }
.slot-row select.slot-periode {
  flex: 0 0 92px;
  font-weight: 800;
  font-size: 12px;
  color: var(--primary-dark);
  background: var(--primary-light);
  border-color: transparent;
}
.hours-total { margin-top: 10px; font-size: 13px; }

.classe-filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  box-shadow: var(--shadow);
}
.classe-filter-label { font-size: 12px; font-weight: 800; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.02em; }
.classe-filter-chips { display: flex; flex-wrap: wrap; gap: 8px; flex: 1; }

.classe-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px 5px 8px;
  border: 1.5px solid var(--border);
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  background: #fafaff;
  transition: border-color 0.15s ease, background 0.15s ease, opacity 0.15s ease;
  opacity: 0.55;
}
.classe-filter-chip input { accent-color: var(--primary); cursor: pointer; }
.classe-filter-chip:hover { border-color: var(--primary); }
.classe-filter-chip:has(input:checked) {
  background: var(--primary-light);
  border-color: var(--primary);
  opacity: 1;
}

.week-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  box-shadow: var(--shadow);
}
.week-nav .week-label { font-weight: 800; font-size: 15px; }
.week-nav .week-sub { color: var(--text-muted); font-size: 12px; font-weight: 600; }

.seance-card {
  border: 1.5px solid var(--border);
  border-left: 5px solid var(--primary);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 14px;
  background: var(--panel);
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.seance-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-1px); }
.seance-card.annulee { opacity: 0.55; border-left-color: var(--danger); }

.seance-card-today {
  border: 2px solid var(--accent);
  border-left: 5px solid var(--accent-dark);
  background: linear-gradient(135deg, #fff6f1 0%, var(--panel) 55%);
  box-shadow: 0 0 0 4px rgba(255, 138, 101, 0.15), var(--shadow-hover);
}
.seance-card-today:hover { box-shadow: 0 0 0 4px rgba(255, 138, 101, 0.2), var(--shadow-hover); }
.badge-today {
  background: linear-gradient(120deg, var(--accent), var(--accent-dark));
  color: #fff;
}

.today-header h2 { margin: 0 0 18px; }

.today-pair {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.today-pair-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
  font-size: 15px;
}
.today-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.today-col { border-radius: var(--radius); padding: 16px 18px; }
.today-col-prev { background: #f7f6fb; border: 1.5px dashed var(--border); }
.today-col-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 10px;
}
.seance-card .seance-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.seance-card .seance-head .classe-nom { font-weight: 800; }
.seance-card .seance-head .heure { color: var(--text-muted); font-size: 13px; font-weight: 600; }
.seance-card .checkbox-line { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-muted); margin-left: auto; font-weight: 600; }

.vac-banner {
  padding: 16px 20px;
  background: linear-gradient(120deg, var(--warn-bg), #fff8ec);
  color: var(--accent-dark);
  border: 1.5px dashed var(--warn);
  border-radius: var(--radius);
  font-weight: 800;
  font-size: 15px;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.compare-week-row {
  display: contents;
}
.compare-cell {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  background: var(--panel);
  box-shadow: var(--shadow);
}
.compare-cell.empty { color: var(--text-muted); font-style: italic; background: #fafafd; box-shadow: none; }
.compare-week-label {
  grid-column: 1 / -1;
  font-size: 12px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-top: 8px;
  padding-top: 12px;
  border-top: 2px dashed var(--border);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.compare-week-row:first-of-type .compare-week-label { border-top: none; padding-top: 0; }

.vac-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.vac-row { display: flex; gap: 8px; align-items: center; }
.vac-row input[type=text] { flex: 1.2; }

.inline-actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }

.muted { color: var(--text-muted); }

.select-line { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 18px; }
.select-line .field { margin-bottom: 0; min-width: 200px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cfc8f0; border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }