.appearance-card{grid-column:1/-1}.gradient-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-top:20px}.gradient-choice{height:64px;border-radius:18px;border:2px solid transparent;cursor:pointer;box-shadow:0 10px 28px rgba(31,7,67,.12);transition:.2s ease}.gradient-choice:hover{transform:translateY(-2px);box-shadow:0 15px 35px rgba(31,7,67,.18)}.gradient-choice.active{border-color:var(--text);box-shadow:0 0 0 3px rgba(255,255,255,.45),0 15px 35px rgba(31,7,67,.18)}.gradient-purple{background:linear-gradient(135deg,#ff4fe8,#9a35ff,#21bfff)}.gradient-blue{background:linear-gradient(135deg,#38bdf8,#2563eb,#7c3aed)}.gradient-sunset{background:linear-gradient(135deg,#fb7185,#f97316,#facc15)}.gradient-mint{background:linear-gradient(135deg,#2dd4bf,#22c55e,#38bdf8)}.gradient-aurora{background:linear-gradient(135deg,#8b5cf6,#06b6d4,#34d399)}.gradient-berry{background:linear-gradient(135deg,#ec4899,#8b5cf6,#4f46e5)}.appearance-row{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:20px;padding-top:18px;border-top:1px solid var(--app-border);font-size:13px;font-weight:700}.appearance-toggle{border:1px solid var(--app-border);background:rgba(255,255,255,.04);color:var(--text);border-radius:999px;padding:9px 14px;cursor:pointer;font-weight:700}.appearance-toggle:hover{border-color:rgba(255,79,232,.45);transform:translateY(-1px)}.logout-button{margin:26px auto 0;display:flex;align-items:center;justify-content:center;gap:8px;min-width:180px;border:1px solid rgba(255,79,232,.25);background:linear-gradient(135deg,rgba(255,79,232,.14),rgba(154,53,255,.12));color:var(--text);border-radius:16px;cursor:pointer;font-weight:800;padding:13px 20px;box-shadow:0 12px 30px rgba(154,53,255,.1);transition:.2s ease}.logout-button:hover{transform:translateY(-2px);border-color:rgba(255,79,232,.55);box-shadow:0 16px 38px rgba(154,53,255,.18)}.logout-button:disabled{opacity:.6;cursor:wait;transform:none}@media(max-width:900px){.gradient-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.appearance-card{grid-column:auto}}@media(max-width:520px){.gradient-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}