:root{--primary:#e30613;--primary-hover:#c20510;--primary-light:#ffebeb;--bg-app:#f8f9fa;--bg-card:#fff;--border:#ebebeb;--text-primary:#1a1a1a;--text-secondary:#7d7d7d;--text-white:#fff;--success:#10b981;--success-bg:#e6f8f3;--warning:#f59e0b;--warning-bg:#fff7ed;--info:#3b82f6;--info-bg:#eef2ff;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--shadow:0 4px 12px rgba(0,0,0,.05);--shadow-hover:0 8px 24px rgba(0,0,0,.08);--transition:all 0.25s ease-in-out}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-app);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}.admin-layout{display:flex;min-height:100vh}.sidebar{width:260px;background-color:var(--bg-card);border-right:1px solid var(--border);padding:24px;display:flex;flex-direction:column;gap:32px}.logo-container{gap:12px}.logo-container,.logo-mark{display:flex;align-items:center}.logo-mark{width:40px;height:40px;background-color:var(--primary);color:#fff;justify-content:center;font-weight:700;border-radius:var(--radius-sm);font-size:20px}.logo-text{font-weight:800;font-size:20px;letter-spacing:-.5px;display:flex;flex-direction:column;line-height:1}.logo-text span{color:var(--primary)}.nav-links{display:flex;flex-direction:column;gap:8px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);color:var(--text-secondary);font-weight:500;cursor:pointer;transition:var(--transition)}.nav-item.active,.nav-item:hover{background-color:var(--primary-light);color:var(--primary)}.content-area{flex:1 1;display:flex;flex-direction:column}.top-bar{height:70px;background-color:var(--bg-card);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 40px}.top-bar h2{font-size:20px;font-weight:700}.user-profile{gap:12px}.user-avatar,.user-profile{display:flex;align-items:center}.user-avatar{width:36px;height:36px;border-radius:50%;background-color:#ebebeb;justify-content:center;font-weight:700;font-size:14px}.main-view{padding:40px;overflow-y:auto;display:flex;flex-direction:column;gap:32px}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:24px;gap:24px}.metric-card{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;display:flex;flex-direction:column;gap:8px;box-shadow:var(--shadow);transition:var(--transition)}.metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}.metric-header{display:flex;align-items:center;justify-content:space-between;color:var(--text-secondary);font-weight:500;font-size:14px}.metric-value{font-size:28px;font-weight:800;color:var(--text-primary);letter-spacing:-.5px}.metric-sub{font-size:12px;color:var(--success);font-weight:600}.panels-grid{display:grid;grid-template-columns:2fr 1fr;grid-gap:24px;gap:24px}.panel{background-color:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:20px}.panel-title{font-size:18px;font-weight:700}.data-table{width:100%;border-collapse:collapse}.data-table td,.data-table th{padding:16px;text-align:left;border-bottom:1px solid var(--border)}.data-table th{font-weight:600;color:var(--text-secondary);font-size:13px;text-transform:uppercase}.data-table td{font-size:14px}.badge{display:inline-flex;align-items:center;padding:6px 12px;border-radius:50px;font-weight:600;font-size:12px}.badge.en_attente{background-color:var(--warning-bg);color:var(--warning)}.badge.paid,.badge.validee{background-color:var(--success-bg);color:var(--success)}.badge.refusee{background-color:var(--primary-light);color:var(--primary)}.badge.a_modifier{background-color:var(--info-bg);color:var(--info)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;font-size:14px;cursor:pointer;transition:var(--transition);border:none}.btn-primary{background-color:var(--primary);color:var(--text-white)}.btn-primary:hover{background-color:var(--primary-hover)}.btn-secondary{background-color:var(--primary-light);color:var(--primary)}.btn-secondary:hover{filter:brightness(.95)}.btn-outline{background-color:transparent;border:1px solid var(--border);color:var(--text-primary)}.btn-outline:hover{background-color:var(--bg-app)}.form-group{display:flex;flex-direction:column;gap:8px}.form-label{font-size:14px;font-weight:600;color:var(--text-primary)}.form-input{padding:12px;border-radius:var(--radius-sm);border:1px solid var(--border);outline:none;font-size:14px;transition:var(--transition)}.form-input:focus{border-color:var(--primary)}