:root{--bleufonce: rgb(26, 68, 128);--vertcorr: rgb(34, 139, 87);--rougeclair: rgb(220, 90, 80);--violetclair: rgb(140, 100, 180);--grisclair: rgb(240, 242, 245)}*{box-sizing:border-box}body{margin:0;font-family:Helvetica Neue,Helvetica,Arial,sans-serif;background:var(--grisclair);color:#1a1a1a}a{color:var(--bleufonce)}.app-header{background:var(--bleufonce);color:#fff;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}.app-header h1{font-size:1.2rem;margin:0}.app-header button{background:#ffffff26;color:#fff;border:none;padding:8px 14px;border-radius:6px;cursor:pointer}.container{max-width:960px;margin:0 auto;padding:24px}.card{background:#fff;border-radius:10px;padding:20px;box-shadow:0 1px 4px #00000014;margin-bottom:16px}.btn{background:var(--bleufonce);color:#fff;border:none;padding:10px 18px;border-radius:7px;cursor:pointer;font-size:.95rem}.btn:hover{opacity:.92}.btn.green{background:var(--vertcorr)}.btn.red{background:var(--rougeclair)}.btn:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{width:100%;padding:10px;border:1px solid #ccd;border-radius:7px;font-size:.95rem;margin-bottom:12px;font-family:inherit}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px;border-bottom:1px solid #e6e8ec}th{color:var(--bleufonce);font-size:.85rem;text-transform:uppercase}.login-wrap{max-width:380px;margin:8vh auto;padding:0 16px}.login-wrap h1{color:var(--bleufonce);text-align:center}.tabs{display:flex;gap:8px;margin-bottom:16px}.tabs button{flex:1;padding:10px;border:1px solid var(--bleufonce);background:#fff;color:var(--bleufonce);border-radius:7px;cursor:pointer}.tabs button.active{background:var(--bleufonce);color:#fff}.error{color:var(--rougeclair);font-size:.9rem;margin:8px 0}.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:.78rem;background:var(--violetclair);color:#fff}.chat-box{height:60vh;overflow-y:auto;padding:16px;background:var(--grisclair);border-radius:10px;margin-bottom:12px}.msg{margin-bottom:14px;display:flex}.msg.user{justify-content:flex-end}.bubble{max-width:78%;padding:12px 16px;border-radius:14px;line-height:1.5}.msg.user .bubble{background:var(--bleufonce);color:#fff;border-bottom-right-radius:4px}.msg.assistant .bubble{background:#fff;border-bottom-left-radius:4px;box-shadow:0 1px 3px #00000012}.chat-input{display:flex;gap:8px}.chat-input input{margin:0}.video-banner{background:#fff;border-left:4px solid var(--rougeclair);padding:12px 16px;border-radius:8px;margin-bottom:12px}