* { box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; margin: 0; background: #f5f6f8; color: #222; }
.hidden { display: none !important; }
.err { color: #c00; font-size: 14px; }
.help { font-size: 12px; color: #6a737d; font-weight: normal; }

header { display: flex; justify-content: space-between; align-items: center; padding: 20px 30px; background: #fff; border-bottom: 1px solid #e1e4e8; }
header h1 { margin: 0; font-size: 22px; }

.filters { display: flex; gap: 8px; padding: 16px 30px; }
.filter { padding: 6px 14px; border: 1px solid #d1d5da; background: #fff; border-radius: 20px; cursor: pointer; font-size: 13px; }
.filter.active { background: #0366d6; color: #fff; border-color: #0366d6; }

table { width: calc(100% - 60px); margin: 0 30px; background: #fff; border-collapse: collapse; border-radius: 6px; overflow: hidden; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }
th, td { padding: 12px 16px; text-align: left; border-bottom: 1px solid #eaecef; font-size: 14px; }
th { background: #fafbfc; font-weight: 600; font-size: 12px; text-transform: uppercase; color: #586069; }
tr:last-child td { border-bottom: none; }
td code { background: #f6f8fa; padding: 1px 6px; border-radius: 3px; font-size: 11px; }

.status { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.status.en_cours { background: #dcffe4; color: #22863a; }
.status.programmee { background: #dbedff; color: #0366d6; }
.status.terminee { background: #e1e4e8; color: #586069; }
.status.brouillon { background: #fff5b1; color: #735c0f; }

.btn-primary { background: #0366d6; color: #fff; border: none; padding: 8px 16px; border-radius: 4px; cursor: pointer; font-size: 14px; }
.btn-primary:hover { background: #024ea4; }
.btn-ghost { background: transparent; border: 1px solid #d1d5da; padding: 8px 16px; border-radius: 4px; cursor: pointer; font-size: 14px; }
.btn-danger { background: #d73a49; color: #fff; border: none; padding: 4px 10px; border-radius: 3px; cursor: pointer; font-size: 12px; }
.btn-edit { background: #fafbfc; border: 1px solid #d1d5da; padding: 4px 10px; border-radius: 3px; cursor: pointer; font-size: 12px; margin-right: 4px; }
.btn-mini { background: #fafbfc; border: 1px solid #d1d5da; padding: 2px 8px; border-radius: 3px; cursor: pointer; font-size: 11px; margin-left: 4px; }

.login-box { max-width: 340px; margin: 100px auto; background: #fff; padding: 30px; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); text-align: center; }
.login-box input { width: 100%; padding: 10px; margin: 10px 0; border: 1px solid #d1d5da; border-radius: 4px; font-size: 15px; }
.login-box button { width: 100%; padding: 10px; background: #0366d6; color: #fff; border: none; border-radius: 4px; cursor: pointer; font-size: 15px; }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.5); display: flex; align-items: flex-start; justify-content: center; z-index: 1000; overflow-y: auto; padding: 40px 20px; }
.modal-content { background: #fff; padding: 30px; border-radius: 8px; width: 100%; max-width: 640px; }
.modal-content h2 { margin-top: 0; }
.modal-content h3 { margin-top: 24px; padding-top: 16px; border-top: 1px solid #eaecef; font-size: 15px; }
.modal-content label { display: block; margin: 14px 0 6px; font-weight: 500; font-size: 13px; color: #24292e; }
.modal-content label input[type=checkbox] { margin-right: 6px; }
.modal-content input[type=text], .modal-content input[type=url], .modal-content input[type=datetime-local], .modal-content input[type=file], .modal-content textarea { width: 100%; padding: 8px; border: 1px solid #d1d5da; border-radius: 4px; font-size: 14px; font-family: inherit; }
.modal-content textarea { font-family: Menlo, Monaco, 'Courier New', monospace; font-size: 13px; resize: vertical; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.modal-actions { margin-top: 24px; display: flex; justify-content: flex-end; gap: 10px; }
#imgPreview img { max-width: 200px; margin-top: 8px; border-radius: 4px; border: 1px solid #eaecef; }
code { background: #f6f8fa; padding: 1px 5px; border-radius: 3px; font-size: 12px; }