:root {
  /* Mode Clair — même palette que le reste du site */
  --crust:#eeece7; --card:#ffffff; --card2:#f6f3ed;
  --border:rgba(168,70,15,.16); --border2:rgba(168,70,15,.24);
  --sand:#2a2015; --sand2:#5c4a38; --muted:#8a7358; --faint:#a89880;
  --ember:#a8460f; --ember2:#8a3a0c;
  --ember-rgb:168,70,15; --fg-rgb:0,0,0; --header-bg:rgba(238,236,231,.95);
}
[data-theme="dark"] {
  /* Dark Marron — comportement historique (thème par défaut) */
  --crust:#0c0a08; --card:#141210; --card2:#1a1612;
  --border:#3d3028; --border2:#2a221c;
  --sand:#ede0cc; --sand2:#c9b8a8; --muted:#9a8878; --faint:#6b5d50;
  --ember:#e07b35; --ember2:#c96a20;
  --ember-rgb:224,123,53; --fg-rgb:255,255,255; --header-bg:rgba(12,10,8,.95);
}
[data-theme="pure"] {
  /* Dark Pur — fonds neutres, sans teinte brune, accent conservé */
  --crust:#18181a; --card:#222226; --card2:#26262a;
  --border:#38383d; --border2:#2c2c30;
  --sand:#ededee; --sand2:#c9c9cc; --muted:#a3a3a8; --faint:#6f6f74;
  --ember:#e07b35; --ember2:#c96820;
  --ember-rgb:224,123,53; --fg-rgb:255,255,255; --header-bg:rgba(24,24,26,.95);
}

*,*::before,*::after{box-sizing:border-box}
body{background:var(--crust);color:var(--sand);font-family:'DM Sans',-apple-system,BlinkMacSystemFont,sans-serif;margin:0;min-height:100vh;transition:background .2s,color .2s}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--ember)}

/* ─── LAYOUT ─── */
.main-container{display:flex;min-height:100vh}
.sidebar{width:260px;min-width:260px;background:var(--card);border-right:1px solid var(--border2);height:100vh;position:sticky;top:0;display:flex;flex-direction:column;padding:28px 16px;overflow-y:auto}
.sidebar-logo{font-family:'Syne',sans-serif;font-weight:800;font-size:1.7rem;letter-spacing:-1px;color:var(--sand);padding:0 8px;margin-bottom:32px}
.sidebar-logo span{color:var(--ember)}
.nav-section-label{font-size:.68rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--border);padding:0 12px;margin:14px 0 6px}
.sidebar-nav{display:flex;flex-direction:column;gap:2px}
.sidebar-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;color:var(--muted);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .2s;position:relative;text-decoration:none}
.sidebar-item:hover{background:rgba(var(--ember-rgb),.08);color:var(--sand)}
.sidebar-item.active{background:rgba(var(--ember-rgb),.12);color:var(--ember)}
.sidebar-item.active::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:60%;background:var(--ember);border-radius:0 3px 3px 0}
.sidebar-item svg{width:18px;height:18px;flex-shrink:0}
.notification-badge{margin-left:auto;background:var(--ember);color:#0c0a08;font-size:10px;font-weight:700;min-width:18px;height:18px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 4px}
.sidebar-user-card{margin-top:auto;padding:14px 12px;border-radius:12px;background:var(--card2);border:1px solid var(--border2);display:flex;align-items:center;gap:10px;cursor:pointer;transition:border-color .2s;text-decoration:none}
.sidebar-user-card:hover{border-color:rgba(var(--ember-rgb),.3)}

.content{flex:1;height:100vh;overflow-y:auto}
.pc-header{position:sticky;top:0;z-index:50;background:var(--header-bg);backdrop-filter:blur(16px);border-bottom:1px solid var(--border2);padding:14px 24px;display:flex;align-items:center;gap:16px}
.pc-header-title{font-family:'Syne',sans-serif;font-weight:700;font-size:1.1rem;color:var(--sand)}
.icon-btn{width:38px;height:38px;border-radius:10px;background:var(--card2);border:1px solid var(--border2);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--muted);transition:all .2s;text-decoration:none}
.icon-btn:hover{background:var(--border2);color:var(--sand)}

.mobile-topbar{display:none;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border2);background:var(--header-bg);backdrop-filter:blur(16px);position:sticky;top:0;z-index:50}
.mobile-topbar-title{font-family:'Syne',sans-serif;font-weight:700;font-size:1.1rem;color:var(--sand)}
.back-btn{width:36px;height:36px;border-radius:10px;background:var(--card2);border:1px solid var(--border2);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--muted);text-decoration:none}

.main-content{max-width:640px;margin:0 auto;padding:20px 16px 40px}

/* ─── FAVORITE CARD ─── */
.fav-card{background:var(--card);border:1px solid var(--border2);border-radius:14px;padding:14px 16px;margin-bottom:10px;transition:all .22s;animation:fadeUp .3s ease both}
.fav-card:hover{border-color:rgba(var(--ember-rgb),.28);box-shadow:0 6px 24px rgba(0,0,0,.2)}
.fav-card-top{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.fav-avatar{width:38px;height:38px;border-radius:10px;object-fit:cover;flex-shrink:0;background:var(--border2)}
.fav-author{font-weight:700;font-size:.85rem;color:var(--sand);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fav-time{font-size:.72rem;color:var(--border)}
.fav-type-chip{margin-left:auto;font-size:.66rem;font-weight:700;padding:3px 9px;border-radius:20px;background:rgba(var(--ember-rgb),.1);color:var(--ember);border:1px solid rgba(var(--ember-rgb),.2);flex-shrink:0;white-space:nowrap}
.fav-unbtn{width:30px;height:30px;border-radius:8px;background:transparent;border:none;cursor:pointer;color:var(--border);display:flex;align-items:center;justify-content:center;transition:all .2s;flex-shrink:0}
.fav-unbtn:hover{color:#ef4444;background:rgba(239,68,68,.1)}
.fav-content-link{text-decoration:none;color:inherit;display:block}
.fav-text{font-size:.88rem;color:var(--sand2);line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.fav-media{width:100%;border-radius:10px;overflow:hidden;margin-bottom:8px;background:var(--crust);border:1px solid var(--border2)}
.fav-media img,.fav-media video{width:100%;max-height:280px;object-fit:cover;display:block}
.fav-project-box{background:var(--crust);border:1px solid var(--border2);border-radius:10px;padding:10px 12px;margin-bottom:8px}
.fav-project-title{font-weight:700;font-size:.84rem;color:var(--sand);margin-bottom:3px}
.fav-project-meta{font-size:.72rem;color:var(--muted)}
.fav-metrics{display:flex;gap:14px;font-size:.74rem;color:var(--faint)}
.fav-metrics span{display:flex;align-items:center;gap:4px}
.fav-metrics svg{width:13px;height:13px}

/* ─── EMPTY / LOADING ─── */
.empty-state{text-align:center;padding:64px 20px}
.empty-icon{width:72px;height:72px;border-radius:20px;background:var(--card2);border:1px solid var(--border2);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:30px}
.empty-title{font-family:'Syne',sans-serif;font-weight:700;font-size:1.1rem;color:var(--sand);margin-bottom:8px}
.empty-sub{font-size:.88rem;color:var(--border)}
.loading-wrap{display:flex;justify-content:center;padding:48px 0}
.loading-ring{width:36px;height:36px;border:3px solid rgba(var(--fg-rgb),.06);border-top-color:var(--ember);border-radius:50%;animation:spin .9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ─── TOAST ─── */
.toast{position:fixed;top:18px;right:18px;background:var(--card);border:1px solid var(--border2);border-radius:12px;padding:11px 18px;font-size:.85rem;font-weight:600;color:var(--sand);z-index:500;display:flex;align-items:center;gap:8px;transform:translateX(120%);opacity:0;transition:all .3s;max-width:280px;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.toast.show{transform:translateX(0);opacity:1}
.toast.success{border-left:3px solid #22c55e}
.toast.error{border-left:3px solid #ef4444}
.toast.info{border-left:3px solid var(--ember)}

/* ─── RESPONSIVE ─── */
@media (max-width:1023px){
  .sidebar{display:none}
  .mobile-topbar{display:flex}
  .content{padding-bottom:30px}
}
@media (min-width:1024px){
  .mobile-topbar{display:none!important}
}