:root{--primary-color: #4f46e5;--primary-hover: #4338ca;--primary-light: #e0e7ff;--secondary-color: #06b6d4;--bg-main: #0f172a;--bg-card: #1e293b;--bg-card-hover: #334155;--text-main: #f8fafc;--text-muted: #94a3b8;--border-color: #334155;--accent-gold: #f59e0b;--accent-green: #10b981;--accent-red: #ef4444;--radius-lg: 16px;--radius-md: 10px;--radius-sm: 6px;--shadow-glow: 0 10px 25px -5px rgba(79, 70, 229, .25);--shadow-card: 0 4px 6px -1px rgba(0, 0, 0, .3)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}a{color:inherit;text-decoration:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}.container{max-width:1240px;margin:0 auto;padding:0 1.25rem;width:100%}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-card);transition:all .2s ease}.card-hover:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:var(--shadow-glow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.25rem;font-size:.95rem;font-weight:600;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all .2s ease}.btn-primary{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;box-shadow:0 4px 12px #4f46e54d}.btn-primary:hover{opacity:.95;transform:translateY(-1px)}.btn-secondary{background-color:var(--bg-card-hover);color:var(--text-main);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:#475569}.btn-sm{padding:.4rem .75rem;font-size:.85rem}.badge{display:inline-flex;align-items:center;padding:.2rem .6rem;font-size:.75rem;font-weight:700;border-radius:9999px;text-transform:uppercase;letter-spacing:.05em}.badge-admin{background-color:#ef444433;color:#f87171;border:1px solid rgba(239,68,68,.4)}.badge-coadmin{background-color:#f59e0b33;color:#fbbf24;border:1px solid rgba(245,158,11,.4)}.badge-user{background-color:#06b6d433;color:#22d3ee;border:1px solid rgba(6,182,212,.4)}.badge-pinned{background-color:#10b98133;color:#34d399}.badge-solved{background-color:#10b98140;color:#10b981}.form-group{margin-bottom:1.25rem}.form-label{display:block;font-size:.9rem;font-weight:600;margin-bottom:.5rem;color:var(--text-main)}.form-input,.form-textarea,.form-select{width:100%;padding:.75rem 1rem;background-color:#0f172a;border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-main);font-size:.95rem;font-family:inherit;transition:border-color .2s ease}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #4f46e533}.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;background-color:var(--primary-color);display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;overflow:hidden}.avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover;display:block}.avatar-lg{width:72px;height:72px;font-size:1.8rem}.post-text img{max-width:100%;height:auto;border-radius:var(--radius-md);margin:.5rem 0}